/* roulang page: index */
:root{
  --bg:#07090B;
  --panel:#0E1316;
  --card:#141B1F;
  --paper:#EDF5F0;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.18);
  --cyan:#2BF0C4;
  --magenta:#FF3D8B;
  --yellow:#F5FF4A;
  --orange:#FF7A1A;
  --text:#F2F7F5;
  --text-2:#A9B6B2;
  --text-3:#6E7C78;
  --ink:#0B1310;
  --r-sm:6px;
  --r-md:14px;
  --r-lg:18px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-lg:0 18px 48px rgba(0,0,0,.5);
  --glow:0 0 0 1px rgba(43,240,196,.35), 0 0 24px rgba(43,240,196,.18);
  --container:1200px;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background-color:var(--bg);
  background-image:
    radial-gradient(900px 420px at 12% -8%, rgba(43,240,196,.10), transparent 62%),
    radial-gradient(720px 420px at 92% 4%, rgba(255,61,139,.10), transparent 60%);
  background-repeat:no-repeat;
  color:var(--text);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--cyan);opacity:.86;}
h1,h2,h3,h4{letter-spacing:-.02em;line-height:1.3;margin:0;font-weight:700;color:var(--text);}
h1{font-size:clamp(32px,4.5vw,56px);font-weight:800;}
h2{font-size:clamp(24px,3vw,36px);font-weight:800;}
h3{font-size:22px;}
p{margin:0 0 1.1em;}
ul{padding-left:1.15em;}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;}
::selection{background:rgba(43,240,196,.28);color:#fff;}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px;}

/* ---------- HEADER / NAV ---------- */
.site-header{
  position:sticky;top:0;z-index:1040;
  background:rgba(7,9,11,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:18px;height:72px;}
.logo{display:flex;align-items:center;gap:10px;color:var(--text);flex:0 0 auto;}
.logo:hover{color:var(--text);opacity:.92;}
.logo-mark{
  width:26px;height:26px;border-radius:8px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--cyan),var(--magenta));
  box-shadow:0 0 18px rgba(43,240,196,.45);
  position:relative;
}
.logo-mark::after{
  content:"";position:absolute;inset:7px;border-radius:3px;background:var(--bg);
}
.logo-text{font-size:16px;font-weight:600;letter-spacing:-.01em;white-space:nowrap;}
.logo-text strong{font-weight:800;color:var(--cyan);letter-spacing:.02em;}

.nav-links{display:flex;align-items:center;gap:2px;list-style:none;margin:0 0 0 auto;padding:0;}
.nav-links a{
  position:relative;display:flex;align-items:center;
  height:72px;padding:0 13px;
  color:var(--text-2);font-size:15px;font-weight:500;
  white-space:nowrap;
}
.nav-links a::after{
  content:"";position:absolute;left:13px;right:13px;bottom:16px;height:2px;
  background:var(--cyan);border-radius:2px;transform:scaleX(0);
  transform-origin:center;transition:transform .22s ease;
  box-shadow:0 0 12px rgba(43,240,196,.7);
}
.nav-links a:hover,.nav-links a.active{color:var(--cyan);opacity:1;text-shadow:0 0 14px rgba(43,240,196,.55);}
.nav-links a:hover::after,.nav-links a.active::after{transform:scaleX(1);}

.nav-toggle{
  margin-left:auto;width:44px;height:44px;border-radius:12px;
  background:rgba(20,27,31,.9);border:1px solid var(--line);color:var(--text);
  display:flex;align-items:center;justify-content:center;font-size:18px;
}
.nav-toggle:hover{border-color:rgba(43,240,196,.5);color:var(--cyan);}

.btn-neon{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--cyan);color:var(--ink)!important;
  border:1px solid var(--cyan);border-radius:12px;
  padding:14px 28px;font-weight:600;font-size:15.5px;
  box-shadow:0 0 0 1px rgba(43,240,196,.35),0 0 24px rgba(43,240,196,.18);
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
}
.btn-neon:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(43,240,196,.55),0 0 34px rgba(43,240,196,.36);color:var(--ink)!important;opacity:1;}
.btn-neon:active{transform:translateY(1px);}
.btn-neon.btn-sm{padding:10px 20px;font-size:14.5px;border-radius:10px;}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--cyan)!important;
  border:1px solid rgba(43,240,196,.6);border-radius:12px;
  padding:13px 26px;font-weight:600;font-size:15.5px;
  transition:background .2s ease,transform .2s ease,border-color .2s ease;
}
.btn-ghost:hover{background:rgba(43,240,196,.12);border-color:var(--cyan);transform:translateY(-2px);opacity:1;}
.btn-ghost:active{transform:translateY(1px);}

.btn-link-arrow{
  display:inline-flex;align-items:center;gap:8px;
  color:var(--cyan)!important;font-weight:600;font-size:15px;background:none;border:0;padding:0;
}
.btn-link-arrow i{transition:transform .2s ease;}
.btn-link-arrow:hover i{transform:translateX(5px);}

.nav-cta{flex:0 0 auto;}

/* ---------- MOBILE DRAWER ---------- */
.nav-drawer{background:var(--panel);color:var(--text);border-left:1px solid var(--line);width:min(340px,86vw);}
.nav-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.nav-drawer .offcanvas-title{font-size:16px;font-weight:700;}
.nav-drawer .btn-close{filter:invert(1) grayscale(1) brightness(2);opacity:.7;}
.drawer-list{list-style:none;margin:0;padding:12px 0;}
.drawer-list a{
  display:flex;align-items:center;min-height:48px;padding:0 20px;
  color:var(--text-2);font-size:16px;border-left:3px solid transparent;
}
.drawer-list a.active,.drawer-list a:hover{
  color:var(--cyan);border-left-color:var(--cyan);
  background:rgba(43,240,196,.07);text-shadow:0 0 12px rgba(43,240,196,.5);
}
.drawer-foot{padding:18px 20px 26px;border-top:1px solid var(--line);}

/* ---------- SECTION BASE ---------- */
.section{padding:96px 0;position:relative;}
.section-tight{padding:72px 0;}
.section-head{max-width:760px;margin-bottom:44px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:12.5px;font-weight:600;letter-spacing:.14em;
  color:var(--cyan);text-transform:uppercase;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--cyan);border-radius:2px;box-shadow:0 0 10px rgba(43,240,196,.8);}
.section-head h2{margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16.5px;margin:0;}
.divider-neon{height:1px;border:0;margin:0;background:linear-gradient(90deg,transparent,rgba(43,240,196,.75),rgba(255,61,139,.6),transparent);}

/* ---------- HERO ---------- */
.hero{
  position:relative;overflow:hidden;
  min-height:72vh;display:flex;align-items:center;
  padding:88px 0 72px;
  background-image:
    linear-gradient(180deg,rgba(7,9,11,.86) 0%,rgba(7,9,11,.92) 55%,rgba(7,9,11,.98) 100%),
    url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(43,240,196,.055) 1px,transparent 1px),
    linear-gradient(90deg,rgba(43,240,196,.055) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 30% 20%,#000 10%,transparent 78%);
  -webkit-mask-image:radial-gradient(ellipse at 30% 20%,#000 10%,transparent 78%);
}
.hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:32px;align-items:center;}
.hero-badge{
  display:inline-flex;align-items:center;gap:9px;
  padding:7px 14px;border-radius:var(--r-pill);
  background:rgba(43,240,196,.10);border:1px solid rgba(43,240,196,.35);
  color:var(--cyan);font-size:13px;font-weight:600;margin-bottom:22px;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--magenta);box-shadow:0 0 10px var(--magenta);}
.hero h1{margin-bottom:20px;}
.hero h1 em{font-style:normal;color:var(--cyan);text-shadow:0 0 26px rgba(43,240,196,.4);}
.hero-sub{font-size:clamp(17px,1.6vw,20px);color:var(--text-2);max-width:600px;margin-bottom:30px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;margin-bottom:26px;}
.hero-note{font-size:13.5px;color:var(--text-3);}

.hero-card{
  background:linear-gradient(180deg,rgba(20,27,31,.96),rgba(14,19,22,.96));
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:26px;box-shadow:var(--shadow-lg);
}
.hero-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;}
.hero-card-top h3{font-size:18px;}
.chip-live{
  display:inline-flex;align-items:center;gap:7px;
  font-size:12px;font-weight:600;color:var(--yellow);
  background:rgba(245,255,74,.10);border:1px solid rgba(245,255,74,.35);
  padding:5px 11px;border-radius:var(--r-pill);
}
.chip-live .dot{width:6px;height:6px;border-radius:50%;background:var(--yellow);box-shadow:0 0 8px var(--yellow);}
.info-row{display:flex;align-items:flex-start;gap:12px;padding:12px 0;border-bottom:1px dashed var(--line);}
.info-row:last-of-type{border-bottom:0;}
.info-row i{color:var(--cyan);font-size:15px;margin-top:6px;width:18px;text-align:center;}
.info-row .k{font-size:13px;color:var(--text-3);display:block;}
.info-row .v{font-size:15.5px;color:var(--text);font-weight:600;}
.progress-wrap{margin:20px 0 18px;}
.progress-label{display:flex;justify-content:space-between;font-size:13px;color:var(--text-2);margin-bottom:9px;}
.progress-track{height:8px;border-radius:var(--r-pill);background:rgba(255,255,255,.08);overflow:hidden;}
.progress-bar-neon{height:100%;width:78%;border-radius:var(--r-pill);background:linear-gradient(90deg,var(--cyan),var(--magenta));box-shadow:0 0 16px rgba(43,240,196,.5);}
.hero-card .btn-neon{width:100%;}

/* ---------- STATS STRIP ---------- */
.stats-strip{border-top:1px solid var(--line);border-bottom:1px solid var(--line);background:var(--panel);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.stat-item{padding:30px 24px;border-right:1px solid var(--line);}
.stat-item:last-child{border-right:0;}
.stat-num{font-size:clamp(26px,3vw,36px);font-weight:800;color:var(--text);letter-spacing:-.02em;line-height:1.2;}
.stat-num span{color:var(--cyan);font-size:.6em;margin-left:3px;}
.stat-label{font-size:13.5px;color:var(--text-3);margin-top:6px;}

/* ---------- ENTRY GRID ---------- */
.entry-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.entry-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:26px;position:relative;overflow:hidden;
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.entry-card:hover{transform:translateY(-4px);border-color:rgba(43,240,196,.6);box-shadow:var(--shadow-lg);}
.entry-card.featured{grid-column:span 2;background:linear-gradient(135deg,rgba(43,240,196,.10),rgba(255,61,139,.08)),var(--card);}
.entry-icon{
  width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;
  background:rgba(43,240,196,.12);border:1px solid rgba(43,240,196,.35);color:var(--cyan);
  font-size:17px;margin-bottom:18px;
}
.entry-card h3{font-size:19px;margin-bottom:10px;}
.entry-card p{color:var(--text-2);font-size:15px;margin:0 0 16px;}
.entry-card .tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- TAGS / BADGES ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 11px;border-radius:var(--r-pill);
  font-size:12px;font-weight:600;line-height:1.7;
  border:1px solid var(--line-strong);color:var(--text-2);background:rgba(255,255,255,.04);
}
.tag-cyan{color:var(--cyan);border-color:rgba(43,240,196,.4);background:rgba(43,240,196,.09);}
.tag-magenta{color:var(--magenta);border-color:rgba(255,61,139,.4);background:rgba(255,61,139,.10);}
.tag-yellow{color:var(--yellow);border-color:rgba(245,255,74,.4);background:rgba(245,255,74,.10);}
.tag-muted{color:var(--text-3);border-color:var(--line);background:transparent;}

/* ---------- TIMELINE ---------- */
.agenda-tabs{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:40px;}
.agenda-tabs .nav-link{
  border:1px solid var(--line);border-radius:var(--r-pill);
  background:transparent;color:var(--text-2);
  padding:10px 22px;font-size:14.5px;font-weight:600;transition:all .2s ease;
}
.agenda-tabs .nav-link:hover{border-color:rgba(43,240,196,.5);color:var(--cyan);}
.agenda-tabs .nav-link.active{
  background:rgba(43,240,196,.12);border-color:var(--cyan);color:var(--cyan);
  box-shadow:0 0 0 1px rgba(43,240,196,.3),0 0 20px rgba(43,240,196,.16);
}
.timeline{position:relative;padding:8px 0;}
.timeline::before{
  content:"";position:absolute;top:0;bottom:0;left:50%;width:2px;transform:translateX(-50%);
  background:linear-gradient(180deg,rgba(43,240,196,.7),rgba(255,61,139,.7),rgba(43,240,196,.05));
}
.tl-item{position:relative;width:50%;padding:0 44px 34px 0;}
.tl-item:nth-child(even){margin-left:50%;padding:0 0 34px 44px;}
.tl-item::after{
  content:"";position:absolute;top:26px;right:-7px;width:14px;height:14px;border-radius:50%;
  background:var(--bg);border:2px solid var(--cyan);box-shadow:0 0 0 4px rgba(43,240,196,.14),0 0 16px rgba(43,240,196,.7);
}
.tl-item:nth-child(even)::after{right:auto;left:-7px;border-color:var(--magenta);box-shadow:0 0 0 4px rgba(255,61,139,.14),0 0 16px rgba(255,61,139,.7);}
.tl-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:22px;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.tl-card:hover{transform:translateY(-3px);border-color:rgba(43,240,196,.5);box-shadow:var(--shadow);}
.tl-time{font-size:13.5px;font-weight:700;color:var(--cyan);letter-spacing:.04em;margin-bottom:8px;}
.tl-card h3{font-size:18px;margin-bottom:10px;}
.tl-meta{display:flex;flex-wrap:wrap;gap:8px;align-items:center;margin-top:14px;}

/* ---------- SPEAKERS ---------- */
.speaker-scroll{display:flex;gap:24px;overflow-x:auto;padding:6px 4px 22px;scroll-snap-type:x mandatory;}
.speaker-scroll::-webkit-scrollbar{height:8px;}
.speaker-scroll::-webkit-scrollbar-track{background:rgba(255,255,255,.05);border-radius:var(--r-pill);}
.speaker-scroll::-webkit-scrollbar-thumb{background:rgba(43,240,196,.5);border-radius:var(--r-pill);}
.speaker-card{
  flex:0 0 258px;scroll-snap-align:start;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.speaker-card:hover{transform:translateY(-4px);border-color:rgba(43,240,196,.6);box-shadow:var(--shadow-lg);}
.speaker-card img{width:100%;aspect-ratio:4/3;object-fit:cover;transition:transform .4s ease;}
.speaker-card:hover img{transform:scale(1.04);}
.speaker-body{padding:18px 20px 22px;}
.speaker-body h4{font-size:17px;margin-bottom:6px;}
.speaker-role{font-size:13.5px;color:var(--text-3);margin-bottom:12px;}

/* ---------- PAPER TICKETS ---------- */
.paper-section{background:var(--paper);color:var(--ink);padding:96px 0;}
.paper-section .eyebrow{color:#0d8f78;}
.paper-section .eyebrow::before{background:#0d8f78;box-shadow:none;}
.paper-section h2,.paper-section h3{color:var(--ink);}
.paper-section p{color:#40514b;}
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:stretch;}
.ticket-card{
  background:#fff;border:1px solid rgba(11,19,16,.10);border-radius:var(--r-md);
  padding:28px 24px;display:flex;flex-direction:column;position:relative;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.ticket-card:hover{transform:translateY(-5px);box-shadow:0 18px 40px rgba(11,19,16,.14);}
.ticket-card.recommended{
  border:2px solid var(--cyan);box-shadow:0 0 0 1px rgba(43,240,196,.35),0 18px 40px rgba(11,19,16,.12);
  order:-1;
}
.ticket-flag{
  position:absolute;top:-13px;right:20px;
  background:var(--magenta);color:#fff;font-size:12px;font-weight:700;
  padding:5px 13px;border-radius:var(--r-pill);letter-spacing:.04em;
}
.ticket-name{font-size:18px;font-weight:800;color:var(--ink);margin-bottom:6px;}
.ticket-price{font-size:36px;font-weight:800;color:var(--ink);letter-spacing:-.03em;line-height:1.2;}
.ticket-price small{font-size:14px;font-weight:600;color:#5d6f69;margin-left:6px;letter-spacing:0;}
.ticket-desc{font-size:14px;color:#5d6f69;margin:10px 0 20px;}
.ticket-list{list-style:none;padding:0;margin:0 0 22px;flex:1 1 auto;}
.ticket-list li{display:flex;gap:10px;align-items:flex-start;font-size:14.5px;color:#22302b;padding:8px 0;border-bottom:1px dashed rgba(11,19,16,.10);}
.ticket-list li:last-child{border-bottom:0;}
.ticket-list i{color:#0d8f78;margin-top:5px;font-size:13px;}
.ticket-btn{
  display:flex;align-items:center;justify-content:center;gap:8px;
  width:100%;padding:13px 20px;border-radius:12px;font-weight:600;font-size:15px;
  background:var(--ink);color:#fff!important;border:1px solid var(--ink);transition:all .2s ease;
}
.ticket-btn:hover{background:#16302a;opacity:1;transform:translateY(-2px);}
.ticket-btn.outline{background:transparent;color:var(--ink)!important;}
.ticket-btn.outline:hover{background:rgba(11,19,16,.06);}
.ticket-note{font-size:12.5px;color:#7a8a84;margin-top:12px;text-align:center;}

/* ---------- SIGNUP CTA ---------- */
.signup-block{
  background:linear-gradient(135deg,rgba(43,240,196,.06),rgba(255,61,139,.06)),var(--panel);
  border:1px solid var(--line);border-radius:var(--r-lg);
  padding:44px;display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;
}
.signup-info h2{margin-bottom:16px;}
.signup-info p{color:var(--text-2);font-size:15.5px;}
.contact-lines{list-style:none;padding:0;margin:26px 0 0;}
.contact-lines li{display:flex;gap:12px;align-items:center;padding:11px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--text-2);}
.contact-lines li:last-child{border-bottom:0;}
.contact-lines i{color:var(--cyan);width:20px;text-align:center;}
.signup-form{background:rgba(7,9,11,.55);border:1px solid var(--line);border-radius:var(--r-md);padding:28px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px;}
.field{margin-bottom:18px;}
.field label{display:block;font-size:13.5px;color:var(--text-2);margin-bottom:8px;font-weight:500;}
.field label .req{color:var(--magenta);margin-left:3px;}
.field input,.field select,.field textarea{
  width:100%;background:#0B1013;border:1px solid var(--line-strong);border-radius:10px;
  padding:12px 14px;color:var(--text);font-size:15px;transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:92px;resize:vertical;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);box-shadow:0 0 0 3px rgba(43,240,196,.18);
}
.check-line{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:var(--text-2);margin-bottom:20px;}
.check-line input{width:18px;height:18px;margin-top:4px;accent-color:#2BF0C4;flex:0 0 auto;}
.form-msg{display:none;margin-top:16px;padding:12px 16px;border-radius:10px;font-size:14px;border:1px solid rgba(43,240,196,.4);background:rgba(43,240,196,.10);color:var(--cyan);}
.form-msg.show{display:block;}

/* ---------- NEWS ---------- */
.news-grid{display:grid;grid-template-columns:1.25fr 1fr;gap:24px;}
.news-lead{
  display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;color:var(--text);transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-lead:hover{transform:translateY(-4px);border-color:rgba(43,240,196,.6);box-shadow:var(--shadow-lg);color:var(--text);opacity:1;}
.news-lead img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.news-lead-body{padding:24px;display:flex;flex-direction:column;flex:1 1 auto;}
.news-lead-body h3{font-size:22px;margin:14px 0 12px;}
.news-lead-body p{color:var(--text-2);font-size:15px;margin-bottom:18px;}
.news-meta{margin-top:auto;display:flex;flex-wrap:wrap;gap:10px;align-items:center;font-size:13px;color:var(--text-3);}
.news-side{display:flex;flex-direction:column;gap:16px;}
.news-item{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  padding:20px;color:var(--text);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.news-item:hover{transform:translateY(-3px);border-color:rgba(43,240,196,.55);box-shadow:var(--shadow);color:var(--text);opacity:1;}
.news-item h4{font-size:16.5px;line-height:1.5;margin:10px 0 8px;color:var(--text);}
.news-item p{font-size:14px;color:var(--text-2);margin:0 0 12px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.news-empty{
  grid-column:1 / -1;text-align:center;padding:56px 24px;
  background:var(--card);border:1px dashed var(--line-strong);border-radius:var(--r-md);
}
.news-empty i{font-size:26px;color:var(--cyan);margin-bottom:14px;display:block;}
.news-empty p{color:var(--text-2);margin:0;}

/* ---------- FAQ ---------- */
.accordion-neo .accordion-item{
  background:transparent;border:0;border-bottom:1px solid var(--line);
}
.accordion-neo .accordion-button{
  background:transparent;color:var(--text);font-size:17.5px;font-weight:600;
  padding:24px 48px 24px 0;border-radius:0;box-shadow:none!important;
  position:relative;
}
.accordion-neo .accordion-button:hover{color:var(--cyan);}
.accordion-neo .accordion-button:not(.collapsed){color:var(--cyan);}
.accordion-neo .accordion-button::after{
  content:"\2b";font-family:inherit;font-weight:700;font-size:22px;
  background-image:none;position:absolute;right:8px;top:50%;transform:translateY(-50%);
  width:auto;height:auto;display:flex;align-items:center;justify-content:center;color:var(--text-3);
  transition:transform .25s ease,color .25s ease;
}
.accordion-neo .accordion-button:not(.collapsed)::after{content:"\2212";color:var(--cyan);transform:translateY(-50%);}
.accordion-neo .accordion-button:not(.collapsed){
  border-left:3px solid var(--cyan);padding-left:18px;
  background:rgba(43,240,196,.05);
}
.accordion-neo .accordion-body{padding:0 40px 26px 18px;color:var(--text-2);font-size:15.5px;}

/* ---------- FOOTER ---------- */
.site-footer{background:var(--panel);border-top:1px solid transparent;position:relative;margin-top:0;}
.site-footer::before{
  content:"";position:absolute;top:-1px;left:0;right:0;height:1px;
  background:linear-gradient(90deg,transparent,rgba(43,240,196,.85),rgba(255,61,139,.7),transparent);
}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:36px;padding:64px 0 44px;}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{color:var(--text-3);font-size:14px;margin:0 0 14px;}
.footer-col h4{font-size:14.5px;color:var(--text);margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul{list-style:none;padding:0;margin:0;}
.footer-col li{margin-bottom:11px;}
.footer-col a{color:var(--text-3);font-size:14px;}
.footer-col a:hover{color:var(--cyan);text-shadow:0 0 12px rgba(43,240,196,.5);}
.footer-bottom{
  border-top:1px solid var(--line);padding:20px 0;
  display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:space-between;
  font-size:13.5px;color:var(--text-3);
}
.to-top{
  display:inline-flex;align-items:center;gap:8px;color:var(--text-2);font-size:13.5px;
}
.to-top:hover{color:var(--cyan);}

/* ---------- RESPONSIVE ---------- */
@media (max-width:1199.98px){
  .entry-grid{grid-template-columns:repeat(2,1fr);}
  .entry-card.featured{grid-column:span 2;}
  .news-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:991.98px){
  .section,.paper-section{padding:72px 0;}
  .hero{min-height:auto;padding:64px 0 60px;}
  .hero-grid{grid-template-columns:1fr;gap:32px;}
  .stats-grid{grid-template-columns:repeat(2,1fr);}
  .stat-item:nth-child(2){border-right:0;}
  .stat-item:nth-child(1),.stat-item:nth-child(2){border-bottom:1px solid var(--line);}
  .ticket-grid{grid-template-columns:1fr;}
  .ticket-card.recommended{order:-1;}
  .signup-block{grid-template-columns:1fr;padding:32px 24px;gap:28px;}
  .news-grid{grid-template-columns:1fr;}
  .timeline::before{left:9px;transform:none;}
  .tl-item,.tl-item:nth-child(even){width:100%;margin-left:0;padding:0 0 28px 38px;}
  .tl-item::after,.tl-item:nth-child(even)::after{left:3px;right:auto;top:24px;width:13px;height:13px;}
  .footer-grid{grid-template-columns:1fr 1fr;gap:30px;padding:52px 0 36px;}
}
@media (max-width:767.98px){
  .container{padding:0 20px;}
  .entry-grid{grid-template-columns:1fr;}
  .entry-card.featured{grid-column:span 1;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .section-head{margin-bottom:32px;}
  .agenda-tabs .nav-link{padding:9px 18px;font-size:14px;}
  .signup-form{padding:22px 18px;}
  .accordion-neo .accordion-button{font-size:16.5px;padding:20px 44px 20px 0;}
}
@media (max-width:519.98px){
  body{font-size:16px;}
  .hero-actions .btn-neon,.hero-actions .btn-ghost{width:100%;}
  .stats-grid{grid-template-columns:1fr;}
  .stat-item{border-right:0;border-bottom:1px solid var(--line);}
  .stat-item:last-child{border-bottom:0;}
  .footer-grid{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
  .paper-section{padding:56px 0;}
}

/* roulang page: article */
:root{
  --bg:#07090B;
  --surface:#0E1316;
  --card:#141B1F;
  --paper:#EDF5F0;
  --line:rgba(255,255,255,.09);
  --cyan:#2BF0C4;
  --magenta:#FF3D8B;
  --yellow:#F5FF4A;
  --orange:#FF7A1A;
  --text:#F2F7F5;
  --text-2:#A9B6B2;
  --text-3:#6E7C78;
  --ink:#0B1310;
  --r-sm:6px;
  --r-md:14px;
  --r-lg:18px;
  --r-pill:999px;
  --shadow-card:0 8px 24px rgba(0,0,0,.35);
  --glow-cyan:0 0 0 1px rgba(43,240,196,.35),0 0 24px rgba(43,240,196,.18);
  --container:1200px;
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",Inter,sans-serif;
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .2s ease,border-color .2s ease,background-color .2s ease;}
a:hover{color:var(--cyan);}
button,input,select,textarea{font-family:inherit;font-size:inherit;}
h1,h2,h3,h4{letter-spacing:-.02em;line-height:1.3;margin:0;font-weight:700;}
h1{font-weight:800;}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px;}
::selection{background:rgba(43,240,196,.28);}
.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.bg-surface{background:var(--surface);}
.hairline{height:1px;background:linear-gradient(90deg,transparent,rgba(43,240,196,.45),rgba(255,61,139,.35),transparent);border:0;margin:0;}

/* ---------- header / nav ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(7,9,11,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;font-size:17px;font-weight:500;color:var(--text);}
.logo-text strong{font-weight:800;color:var(--cyan);letter-spacing:-.01em;}
.logo-mark{
  width:12px;height:12px;border-radius:3px;flex:0 0 auto;
  background:linear-gradient(135deg,var(--cyan),var(--magenta));
  box-shadow:0 0 14px rgba(43,240,196,.55);
}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-links a{
  display:inline-flex;align-items:center;height:44px;padding:0 12px;
  font-size:15px;color:var(--text-2);border-bottom:2px solid transparent;
}
.nav-links a:hover{color:var(--cyan);border-bottom-color:rgba(43,240,196,.6);text-shadow:0 0 12px rgba(43,240,196,.45);}
.nav-links a.active{color:var(--cyan);border-bottom-color:var(--cyan);text-shadow:0 0 12px rgba(43,240,196,.5);}
.nav-cta{margin-left:8px;}
.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:12px;
  background:rgba(43,240,196,.08);border:1px solid rgba(43,240,196,.3);color:var(--cyan);
}
.nav-toggle:hover{background:rgba(43,240,196,.16);}
.nav-offcanvas{background:var(--surface);color:var(--text);border-left:1px solid var(--line);width:320px;}
.nav-offcanvas .offcanvas-header{border-bottom:1px solid var(--line);}
.nav-offcanvas .btn-close{filter:invert(1) grayscale(1);opacity:.8;}
.nav-links-mobile{margin:8px 0 20px;}
.nav-links-mobile a{
  display:flex;align-items:center;min-height:48px;padding:0 14px;
  border-left:3px solid transparent;color:var(--text-2);font-size:16px;
}
.nav-links-mobile a:hover{color:var(--cyan);background:rgba(43,240,196,.06);}
.nav-links-mobile a.active{color:var(--cyan);border-left-color:var(--cyan);background:rgba(43,240,196,.08);text-shadow:0 0 12px rgba(43,240,196,.45);}

/* ---------- buttons / tags ---------- */
.btn-neon{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:14px 28px;border-radius:12px;border:0;
  background:var(--cyan);color:#052A22;font-weight:600;font-size:15.5px;
  box-shadow:0 0 0 1px rgba(43,240,196,.4),0 0 20px rgba(43,240,196,.22);
  transition:transform .18s ease,box-shadow .18s ease,background-color .18s ease;
}
.btn-neon:hover{transform:translateY(-2px);color:#052A22;box-shadow:0 0 0 1px rgba(43,240,196,.55),0 0 30px rgba(43,240,196,.4);}
.btn-neon:active{transform:translateY(1px);}
.btn-outline-neon{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  min-height:48px;padding:14px 26px;border-radius:12px;font-weight:600;font-size:15.5px;
  background:transparent;border:1px solid rgba(43,240,196,.55);color:var(--cyan);
}
.btn-outline-neon:hover{background:rgba(43,240,196,.12);color:var(--cyan);}
.btn-ghost{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--cyan);}
.btn-ghost i{transition:transform .2s ease;}
.btn-ghost:hover i{transform:translateX(4px);}
.btn-sm{padding:0 18px;min-height:42px;font-size:14.5px;border-radius:10px;}
.tag{
  display:inline-flex;align-items:center;gap:6px;padding:5px 12px;border-radius:var(--r-pill);
  font-size:12px;line-height:1.6;border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-2);
  white-space:nowrap;
}
.tag-cyan{border-color:rgba(43,240,196,.4);color:var(--cyan);background:rgba(43,240,196,.1);}
.tag-magenta{border-color:rgba(255,61,139,.4);color:var(--magenta);background:rgba(255,61,139,.1);}
.tag-yellow{border-color:rgba(245,255,74,.35);color:var(--yellow);background:rgba(245,255,74,.09);}
.tag-muted{color:var(--text-3);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- page banner ---------- */
.page-banner{position:relative;overflow:hidden;border-bottom:1px solid var(--line);}
.page-banner::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,9,11,.78),rgba(7,9,11,.94)),url("/assets/images/backpic/back-1.png") center/cover no-repeat;
}
.page-banner::after{
  content:"";position:absolute;inset:0;opacity:.35;
  background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:64px 64px;
}
.page-banner .container{position:relative;z-index:2;padding-top:56px;padding-bottom:56px;}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:14px;color:var(--text-3);margin-bottom:20px;}
.breadcrumb-line a{color:var(--text-2);}
.breadcrumb-line a:hover{color:var(--cyan);}
.breadcrumb-line .sep{color:var(--text-3);opacity:.7;}
.breadcrumb-line .current{color:var(--text-2);}
.article-title{font-size:clamp(30px,4.2vw,52px);font-weight:800;max-width:900px;margin-bottom:20px;}
.article-meta{display:flex;flex-wrap:wrap;gap:10px 20px;font-size:14px;color:var(--text-2);}
.article-meta span{display:inline-flex;align-items:center;gap:8px;}
.article-meta i{color:var(--cyan);font-size:13px;}

/* ---------- article layout ---------- */
.layout{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:48px;align-items:start;}
.article-main{min-width:0;}
.article-figure{border-radius:var(--r-md);overflow:hidden;border:1px solid var(--line);margin:0 0 40px;}
.article-figure img{width:100%;aspect-ratio:16/9;object-fit:cover;}
.article-body{max-width:820px;font-size:17px;color:var(--text);}
.article-body h2{font-size:clamp(22px,2.6vw,30px);margin:48px 0 16px;padding-left:14px;border-left:3px solid var(--cyan);}
.article-body h3{font-size:21px;margin:32px 0 12px;color:var(--text);}
.article-body p{margin:0 0 1.2em;color:var(--text-2);}
.article-body strong{color:var(--text);}
.article-body ul,.article-body ol{margin:0 0 1.2em;padding-left:1.35em;color:var(--text-2);}
.article-body ul{list-style:disc;}
.article-body ol{list-style:decimal;}
.article-body li{margin-bottom:.5em;}
.article-body blockquote{
  margin:24px 0;padding:14px 20px;border-left:3px solid var(--cyan);
  background:rgba(43,240,196,.07);border-radius:0 var(--r-sm) var(--r-sm) 0;color:var(--text);
}
.article-body img{border-radius:12px;margin:20px 0;}
.article-body a{color:var(--cyan);border-bottom:1px solid rgba(43,240,196,.4);}
.article-body a:hover{border-bottom-color:var(--cyan);}
.article-body table{width:100%;display:block;overflow-x:auto;border-collapse:collapse;margin:20px 0;font-size:15px;}
.article-body th,.article-body td{border:1px solid var(--line);padding:10px 14px;text-align:left;color:var(--text-2);}
.article-body th{background:rgba(255,255,255,.04);color:var(--text);}
.article-body pre{
  background:#0A0F12;border:1px solid var(--line);border-radius:12px;padding:16px;overflow-x:auto;font-size:14px;color:var(--text-2);
}
.article-body code{font-family:"SFMono-Regular",Consolas,Menlo,monospace;font-size:.92em;}
.article-body hr{border:0;height:1px;background:var(--line);margin:36px 0;}

/* ---------- sidebar ---------- */
.sidebar{position:sticky;top:96px;display:flex;flex-direction:column;gap:20px;}
.side-card{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);padding:22px;}
.side-card h3{font-size:16px;margin-bottom:14px;display:flex;align-items:center;gap:8px;}
.side-card h3 i{color:var(--cyan);font-size:14px;}
.toc-list a{display:block;padding:8px 0 8px 12px;border-left:2px solid var(--line);font-size:14.5px;color:var(--text-2);line-height:1.6;}
.toc-list a:hover,.toc-list a.active{color:var(--cyan);border-left-color:var(--cyan);}
.side-list li{border-top:1px solid var(--line);}
.side-list li:first-child{border-top:0;}
.side-list a{display:block;padding:12px 0;font-size:14.5px;color:var(--text-2);line-height:1.6;}
.side-list a:hover{color:var(--cyan);}
.side-empty{font-size:14px;color:var(--text-3);}

/* ---------- notice / empty ---------- */
.notice{
  border:1px solid rgba(43,240,196,.3);background:rgba(43,240,196,.07);
  border-radius:var(--r-md);padding:20px 22px;display:flex;gap:14px;align-items:flex-start;margin-bottom:32px;
}
.notice i{color:var(--cyan);margin-top:4px;}
.notice p{margin:0;font-size:15px;color:var(--text-2);}
.empty-state{
  border:1px dashed rgba(255,255,255,.16);border-radius:var(--r-lg);
  background:var(--surface);padding:64px 28px;text-align:center;
}
.empty-state i{font-size:34px;color:var(--text-3);margin-bottom:18px;}
.empty-state h2{font-size:22px;margin-bottom:12px;}
.empty-state p{color:var(--text-2);max-width:520px;margin:0 auto 24px;}

/* ---------- related ---------- */
.block-title{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:28px;}
.block-title h2{font-size:clamp(22px,2.6vw,30px);}
.block-title p{margin:8px 0 0;color:var(--text-2);font-size:15px;}
.card-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px;}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-md);
  overflow:hidden;box-shadow:var(--shadow-card);height:100%;
  transition:transform .22s ease,box-shadow .22s ease,border-color .22s ease;
}
.card:hover{transform:translateY(-4px);border-color:rgba(43,240,196,.55);box-shadow:0 14px 34px rgba(0,0,0,.5);}
.card:hover img{transform:scale(1.04);}
.card-thumb{overflow:hidden;aspect-ratio:16/9;}
.card-thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;}
.card-body{padding:22px;}
.card-body h3{font-size:18.5px;margin-bottom:10px;}
.card-body p{font-size:14.6px;color:var(--text-2);margin-bottom:14px;}
.card-meta{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-3);}
.card-link{display:inline-flex;align-items:center;gap:8px;font-size:14.5px;font-weight:600;color:var(--cyan);margin-top:6px;}
.card-link i{transition:transform .2s ease;}
.card-link:hover i{transform:translateX(4px);}

/* ---------- tags & prevnext ---------- */
.article-foot{max-width:820px;margin-top:48px;padding-top:28px;border-top:1px solid var(--line);}
.prevnext{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:22px;}
.prevnext a{
  display:block;background:var(--surface);border:1px solid var(--line);border-radius:var(--r-md);padding:18px 20px;
  font-size:15px;color:var(--text-2);transition:border-color .2s ease,transform .2s ease;
}
.prevnext a:hover{border-color:rgba(43,240,196,.5);transform:translateY(-2px);color:var(--text);}
.prevnext span{display:block;font-size:12.5px;color:var(--text-3);margin-bottom:6px;}

/* ---------- cta ---------- */
.cta-band{
  background:linear-gradient(120deg,rgba(43,240,196,.1),rgba(255,61,139,.08)),var(--surface);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);
}
.cta-inner{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:32px;align-items:center;}
.cta-inner h2{font-size:clamp(22px,2.6vw,30px);margin-bottom:12px;}
.cta-inner p{color:var(--text-2);margin:0;max-width:640px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}
.stat-row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;margin-top:32px;}
.stat{
  background:rgba(20,27,31,.72);border:1px solid var(--line);border-radius:var(--r-md);padding:18px 20px;
}
.stat b{display:block;font-size:24px;font-weight:800;color:var(--cyan);letter-spacing:-.02em;}
.stat span{font-size:13.5px;color:var(--text-3);}

/* ---------- faq ---------- */
.accordion-item{background:var(--card);border:1px solid var(--line);border-radius:var(--r-md) !important;margin-bottom:14px;overflow:hidden;}
.accordion-button{
  background:transparent;color:var(--text);font-size:16.5px;font-weight:600;
  padding:20px 22px;border:0;box-shadow:none;border-left:3px solid transparent;
}
.accordion-button:not(.collapsed){color:var(--cyan);background:rgba(43,240,196,.06);border-left-color:var(--cyan);box-shadow:none;}
.accordion-button:focus{box-shadow:none;border-color:transparent;}
.accordion-button::after{
  background-image:none;content:"\2b";font-family:"Font Awesome 6 Free";font-weight:900;
  transform:none;transition:transform .2s ease;font-size:14px;color:var(--cyan);display:flex;align-items:center;justify-content:center;
}
.accordion-button:not(.collapsed)::after{transform:rotate(45deg);}
.accordion-body{padding:0 22px 22px;color:var(--text-2);font-size:15.5px;}

/* ---------- footer ---------- */
.site-footer{background:var(--surface);border-top:1px solid rgba(43,240,196,.35);padding:72px 0 0;margin-top:0;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:48px;}
.footer-brand p{color:var(--text-2);font-size:14.5px;margin:16px 0 18px;max-width:320px;}
.footer-col h4{font-size:15px;margin-bottom:18px;color:var(--text);}
.footer-col li{margin-bottom:10px;}
.footer-col a{color:var(--text-2);font-size:14.5px;}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;
  border-top:1px solid var(--line);padding:22px 0 28px;font-size:13.5px;color:var(--text-3);
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:var(--text-2);}
.to-top:hover{color:var(--cyan);}

/* ---------- responsive ---------- */
@media (max-width:1199px){
  .layout{grid-template-columns:minmax(0,1fr) 290px;gap:36px;}
}
@media (max-width:991px){
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .layout{grid-template-columns:minmax(0,1fr);}
  .sidebar{position:static;flex-direction:row;flex-wrap:wrap;}
  .side-card{flex:1 1 280px;}
  .card-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .cta-inner{grid-template-columns:minmax(0,1fr);}
}
@media (max-width:767px){
  .container{padding:0 20px;}
  body{font-size:16px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .article-body{font-size:16.5px;}
  .card-grid{grid-template-columns:minmax(0,1fr);}
  .prevnext{grid-template-columns:minmax(0,1fr);}
  .stat-row{grid-template-columns:minmax(0,1fr);}
  .sidebar{flex-direction:column;}
  .page-banner .container{padding-top:40px;padding-bottom:40px;}
  .footer-grid{grid-template-columns:minmax(0,1fr);gap:28px;}
  .site-footer{padding-top:56px;}
}
@media (max-width:519px){
  .nav-inner{gap:14px;}
  .logo{font-size:15.5px;}
  .btn-neon,.btn-outline-neon{width:100%;}
  .cta-actions{width:100%;}
}

/* roulang page: category1 */
:root{
  --bg:#07090B;
  --bg-2:#0E1316;
  --card:#141B1F;
  --paper:#EDF5F0;
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --cyan:#2BF0C4;
  --magenta:#FF3D8B;
  --yellow:#F5FF4A;
  --orange:#FF7A1A;
  --text:#F2F7F5;
  --text-2:#A9B6B2;
  --text-3:#6E7C78;
  --ink:#0B1310;
  --ink-2:#3A4A44;
  --r-sm:6px;
  --r-card:14px;
  --r-panel:18px;
  --r-pill:999px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --shadow-lg:0 16px 40px rgba(0,0,0,.55);
  --glow:0 0 0 1px rgba(43,240,196,.35), 0 0 24px rgba(43,240,196,.18);
  --sect:96px;
  --font:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",Inter,system-ui,sans-serif;
  --font-num:"Inter","SFMono-Regular",system-ui,sans-serif;
}
*,
*::before,
*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;border:0}
a{color:inherit;text-decoration:none;transition:color .22s ease,border-color .22s ease,background-color .22s ease}
a:hover{color:var(--cyan)}
h1,h2,h3,h4{letter-spacing:-.02em;line-height:1.32;margin:0;font-weight:700}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button{font-family:inherit}
::selection{background:rgba(43,240,196,.28);color:#fff}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:6px}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}
@media (min-width:1200px){.container{max-width:1200px}}
@media (max-width:576px){.container{padding-left:20px;padding-right:20px}}

/* ---------- 头部导航 ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(7,9,11,.82);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:20px;
  min-height:72px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:17px;
  color:var(--text);
  white-space:nowrap;
}
.logo-mark{
  width:12px;
  height:12px;
  border-radius:4px;
  background:linear-gradient(135deg,var(--cyan),var(--magenta));
  box-shadow:0 0 14px rgba(43,240,196,.6);
  flex:0 0 auto;
}
.logo-text{letter-spacing:-.01em}
.logo-text strong{color:var(--cyan);font-weight:800}
.nav-links{
  display:flex;
  align-items:center;
  gap:2px;
  margin:0 auto;
}
.nav-links li{display:block}
.nav-links a{
  position:relative;
  display:inline-flex;
  align-items:center;
  height:44px;
  padding:0 12px;
  font-size:15px;
  color:var(--text-2);
  border-radius:var(--r-sm);
}
.nav-links a::after{
  content:"";
  position:absolute;
  left:12px;
  right:12px;
  bottom:5px;
  height:2px;
  background:var(--cyan);
  box-shadow:0 0 12px rgba(43,240,196,.8);
  transform:scaleX(0);
  transform-origin:left center;
  transition:transform .25s ease;
}
.nav-links a:hover,
.nav-links a.active{color:var(--cyan)}
.nav-links a:hover::after,
.nav-links a.active::after{transform:scaleX(1)}
.nav-toggle{
  margin-left:auto;
  width:44px;
  height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,.04);
  border:1px solid var(--line-strong);
  border-radius:10px;
  color:var(--text);
  font-size:17px;
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}
.nav-cta{margin-left:4px}

/* 按钮 */
.btn-neon,
.btn-outline-cyan,
.btn-ghost-line{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:48px;
  padding:13px 26px;
  border-radius:12px;
  font-size:15.5px;
  font-weight:600;
  border:1px solid transparent;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .25s ease,background-color .25s ease,color .25s ease,border-color .25s ease;
}
.btn-neon{
  background:var(--cyan);
  color:var(--ink);
  border-color:var(--cyan);
  box-shadow:0 0 24px rgba(43,240,196,.22);
}
.btn-neon:hover{
  color:var(--ink);
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(43,240,196,.5),0 12px 30px rgba(43,240,196,.32);
}
.btn-neon:active{transform:translateY(1px);box-shadow:0 0 12px rgba(43,240,196,.35)}
.btn-outline-cyan{
  background:transparent;
  color:var(--cyan);
  border-color:rgba(43,240,196,.6);
}
.btn-outline-cyan:hover{
  color:var(--cyan);
  background:rgba(43,240,196,.12);
  transform:translateY(-2px);
  box-shadow:0 0 20px rgba(43,240,196,.2);
}
.btn-outline-cyan:active{transform:translateY(1px)}
.btn-ghost-line{
  background:transparent;
  color:var(--text-2);
  border-color:var(--line-strong);
}
.btn-ghost-line:hover{color:var(--text);border-color:var(--cyan);background:rgba(43,240,196,.06)}
.btn-sm{padding:9px 18px;min-height:40px;font-size:14px;border-radius:10px}
.btn-neon.w-100{width:100%}
.btn-neon[disabled],
.btn-outline-cyan[disabled]{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none}

/* ---------- 移动抽屉 ---------- */
.dark-drawer{
  background:var(--bg-2);
  color:var(--text);
  border-left:1px solid var(--line-strong);
  width:min(86vw,340px);
}
.dark-drawer .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.dark-drawer .offcanvas-title{font-size:15px;color:var(--text-2);letter-spacing:.06em}
.dark-drawer .btn-close{filter:invert(1) grayscale(1) brightness(1.7);opacity:.7}
.dark-drawer .offcanvas-body{padding:16px 14px 28px}
.drawer-links{display:grid;gap:4px;margin-bottom:18px}
.drawer-links a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 14px;
  border-left:3px solid transparent;
  color:var(--text-2);
  font-size:15.5px;
  border-radius:0 8px 8px 0;
}
.drawer-links a:hover{color:var(--cyan);background:rgba(43,240,196,.06)}
.drawer-links a.active{
  border-left-color:var(--cyan);
  color:var(--cyan);
  background:rgba(43,240,196,.08);
  text-shadow:0 0 10px rgba(43,240,196,.35);
}

/* ---------- 内页头图 ---------- */
.page-hero{
  position:relative;
  overflow:hidden;
  padding:78px 0 64px;
  background:#0B0F11 url('/assets/images/backpic/back-2.png') center/cover no-repeat;
}
.page-hero::before{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,9,11,.86) 0%,rgba(7,9,11,.93) 58%,var(--bg) 100%);
}
.page-hero::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:linear-gradient(rgba(43,240,196,.055) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(43,240,196,.055) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 20% 30%,#000 0%,transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 20% 30%,#000 0%,transparent 72%);
  pointer-events:none;
}
.page-hero .container{position:relative;z-index:2}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:22px;
}
.crumb a{color:var(--text-2)}
.crumb a:hover{color:var(--cyan)}
.crumb .sep{color:var(--text-3);opacity:.6}
.crumb .current{color:var(--cyan)}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 14px;
  border:1px solid rgba(43,240,196,.4);
  background:rgba(43,240,196,.08);
  color:var(--cyan);
  border-radius:var(--r-pill);
  font-size:13px;
  letter-spacing:.06em;
  margin-bottom:20px;
}
.eyebrow .dot{
  width:7px;height:7px;border-radius:50%;
  background:var(--magenta);
  box-shadow:0 0 10px rgba(255,61,139,.9);
}
.page-h1{
  font-size:clamp(30px,4.2vw,52px);
  font-weight:800;
  max-width:20em;
  margin-bottom:20px;
}
.page-h1 .hl{
  background:linear-gradient(92deg,var(--cyan),var(--yellow));
  -webkit-background-clip:text;
  background-clip:text;
  color:transparent;
}
.page-lead{
  font-size:17px;
  color:var(--text-2);
  max-width:66ch;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-note{font-size:13.5px;color:var(--text-3);margin-top:14px}
.stat-row{
  display:flex;
  flex-wrap:wrap;
  gap:16px 44px;
  margin-top:38px;
  padding-top:26px;
  border-top:1px solid var(--line);
}
.stat-item{display:flex;flex-direction:column;gap:2px}
.stat-num{
  font-family:var(--font-num);
  font-size:23px;
  font-weight:700;
  color:var(--cyan);
  letter-spacing:-.01em;
}
.stat-num.alt{color:var(--magenta)}
.stat-num.warm{color:var(--yellow)}
.stat-label{font-size:13px;color:var(--text-3)}

/* ---------- 通用板块 ---------- */
.section{padding:var(--sect) 0}
.section.tight{padding-top:64px}
.section-head{max-width:760px;margin-bottom:44px}
.section-head h2{
  font-size:clamp(24px,3vw,36px);
  margin-bottom:14px;
}
.section-head p{color:var(--text-2);font-size:16px}
.section-kicker{
  font-family:var(--font-num);
  font-size:13px;
  letter-spacing:.16em;
  color:var(--cyan);
  text-transform:uppercase;
  margin-bottom:14px;
}
.divider-neon{
  height:1px;
  background:linear-gradient(90deg,transparent,rgba(43,240,196,.6),rgba(255,61,139,.4),transparent);
  border:0;
  margin:0;
}

/* 标签 / 徽章 */
.chip-row{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:32px}
.chip{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:8px 16px;
  border-radius:var(--r-pill);
  border:1px solid var(--line-strong);
  background:rgba(255,255,255,.03);
  color:var(--text-2);
  font-size:13.5px;
}
.chip:hover{border-color:rgba(43,240,196,.55);color:var(--cyan)}
.chip.is-active{
  border-color:rgba(43,240,196,.7);
  background:rgba(43,240,196,.1);
  color:var(--cyan);
  box-shadow:0 0 18px rgba(43,240,196,.16);
}
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 11px;
  border-radius:var(--r-pill);
  font-size:12px;
  letter-spacing:.02em;
  border:1px solid var(--line-strong);
  color:var(--text-2);
  background:rgba(255,255,255,.03);
  white-space:nowrap;
}
.tag-cyan{border-color:rgba(43,240,196,.5);color:var(--cyan);background:rgba(43,240,196,.1)}
.tag-magenta{border-color:rgba(255,61,139,.5);color:#FF7EB2;background:rgba(255,61,139,.12)}
.tag-yellow{border-color:rgba(245,255,74,.45);color:var(--yellow);background:rgba(245,255,74,.1)}
.tag-muted{border-color:var(--line);color:var(--text-3);background:rgba(255,255,255,.02)}
.tag-row{display:flex;flex-wrap:wrap;gap:8px}

/* ---------- 入口卡片网格 ---------- */
.entry-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:24px;
}
.entry-card{
  position:relative;
  display:flex;
  flex-direction:column;
  height:100%;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  box-shadow:var(--shadow);
  transition:transform .28s ease,border-color .28s ease,box-shadow .28s ease;
}
.entry-card:hover{
  transform:translateY(-4px);
  border-color:rgba(43,240,196,.55);
  box-shadow:var(--shadow-lg),0 0 0 1px rgba(43,240,196,.22);
}
.card-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0B0F11}
.card-media img{width:100%;height:100%;object-fit:cover;transition:transform .45s ease}
.entry-card:hover .card-media img{transform:scale(1.04)}
.card-media::after{
  content:"";
  position:absolute;
  inset:0;
  z-index:1;
  background:linear-gradient(180deg,rgba(7,9,11,.08) 0%,rgba(20,27,31,.86) 100%);
}
.media-badge{position:absolute;top:12px;left:12px;z-index:2}
.card-body{
  display:flex;
  flex-direction:column;
  gap:12px;
  flex:1;
  padding:22px;
}
.card-title{font-size:19px;font-weight:700}
.card-desc{font-size:14.8px;color:var(--text-2)}
.card-meta{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  margin-top:auto;
  padding-top:14px;
  border-top:1px dashed var(--line);
  font-size:13px;
  color:var(--text-3);
}
.link-arrow{
  display:inline-flex;
  align-items:center;
  gap:6px;
  color:var(--cyan);
  font-weight:600;
  font-size:14px;
}
.link-arrow i{transition:transform .25s ease}
.link-arrow:hover i{transform:translateX(4px)}

/* ---------- 图文特性 ---------- */
.feature-split{
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:52px;
  align-items:center;
}
.feature-media{
  position:relative;
  border-radius:var(--r-panel);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow-lg);
}
.feature-media img{width:100%;height:100%;object-fit:cover;aspect-ratio:4/3}
.feature-media::after{
  content:"";
  position:absolute;
  inset:0;
  background:linear-gradient(200deg,rgba(43,240,196,.16),transparent 45%,rgba(255,61,139,.16));
  mix-blend-mode:screen;
}
.num-list{display:grid;gap:22px}
.num-list li{
  display:grid;
  grid-template-columns:44px 1fr;
  gap:16px;
  align-items:start;
}
.num-dot{
  width:42px;
  height:42px;
  border-radius:12px;
  display:grid;
  place-items:center;
  font-family:var(--font-num);
  font-weight:700;
  font-size:15px;
  color:var(--cyan);
  background:rgba(43,240,196,.1);
  border:1px solid rgba(43,240,196,.36);
}
.num-list h3{font-size:18.5px;margin-bottom:6px}
.num-list p{font-size:15px;color:var(--text-2)}

/* ---------- 浅色场景面板 ---------- */
.scene-panel{
  background:var(--paper);
  color:var(--ink);
  border-radius:var(--r-panel);
  padding:52px 46px;
  box-shadow:0 20px 50px rgba(0,0,0,.45);
}
.scene-panel h2{color:var(--ink);font-size:clamp(24px,2.8vw,34px)}
.scene-panel .scene-lead{color:#4C5F58;font-size:16px;margin-top:12px;max-width:70ch}
.scene-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:20px;
  margin-top:32px;
}
.scene-item{
  background:#fff;
  border:1px solid rgba(11,19,16,.12);
  border-radius:var(--r-card);
  padding:24px;
  transition:transform .25s ease,box-shadow .25s ease,border-color .25s ease;
}
.scene-item:hover{transform:translateY(-3px);border-color:rgba(43,240,196,.7);box-shadow:0 14px 30px rgba(11,19,16,.14)}
.scene-item h3{font-size:17.5px;color:var(--ink);margin-bottom:10px}
.scene-item p{font-size:15px;color:var(--ink-2)}
.scene-foot{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:16px;
  margin-top:32px;
  padding-top:24px;
  border-top:1px solid rgba(11,19,16,.14);
}
.scene-foot .note{font-size:14px;color:#4C5F58}
.btn-ink{
  display:inline-flex;
  align-items:center;
  gap:8px;
  min-height:48px;
  padding:13px 26px;
  border-radius:12px;
  background:var(--ink);
  color:#EAF6F0;
  font-weight:600;
  font-size:15.5px;
  border:1px solid var(--ink);
  transition:transform .2s ease,box-shadow .25s ease,background-color .25s ease;
}
.btn-ink:hover{color:#fff;background:#08110D;transform:translateY(-2px);box-shadow:0 12px 26px rgba(11,19,16,.28)}

/* ---------- 步骤条 ---------- */
.step-row{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:26px;
}
.step-item{position:relative;padding-top:30px}
.step-item::before{
  content:"";
  position:absolute;
  top:6px;
  left:0;
  right:0;
  height:1px;
  background:linear-gradient(90deg,rgba(43,240,196,.85),rgba(43,240,196,.06));
}
.step-item::after{
  content:"";
  position:absolute;
  top:0;
  left:0;
  width:13px;
  height:13px;
  border-radius:50%;
  background:var(--cyan);
  box-shadow:0 0 14px rgba(43,240,196,.85);
}
.step-num{
  font-family:var(--font-num);
  font-size:13px;
  letter-spacing:.14em;
  color:var(--cyan);
}
.step-item h3{font-size:18px;margin:8px 0 8px}
.step-item p{font-size:14.8px;color:var(--text-2)}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:900px}
.accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-card);
  overflow:hidden;
  margin-bottom:14px;
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  background:transparent;
  color:var(--text);
  font-size:17px;
  font-weight:600;
  padding:20px 22px;
  border-left:3px solid transparent;
  box-shadow:none;
  letter-spacing:-.01em;
}
.accordion-button:not(.collapsed){
  color:var(--cyan);
  background:rgba(43,240,196,.06);
  border-left-color:var(--cyan);
  box-shadow:none;
}
.accordion-button:focus{box-shadow:none;border-color:transparent;outline:2px solid var(--cyan);outline-offset:-2px}
.accordion-button::after{
  content:"+";
  background-image:none !important;
  width:26px;
  height:26px;
  display:grid;
  place-items:center;
  font-size:20px;
  line-height:1;
  color:var(--cyan);
  transition:transform .25s ease,color .25s ease;
}
.accordion-button:not(.collapsed)::after{content:"−";transform:rotate(180deg)}
.accordion-body{
  padding:0 24px 22px 25px;
  color:var(--text-2);
  font-size:15.5px;
  border-left:3px solid rgba(43,240,196,.35);
}

/* ---------- CTA 区块 ---------- */
.cta-band{
  position:relative;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:var(--r-panel);
  background:linear-gradient(140deg,#0E1316 0%,#0B1418 58%,#131A1D 100%);
  padding:48px;
}
.cta-band::before{
  content:"";
  position:absolute;
  width:340px;
  height:340px;
  right:-90px;
  top:-130px;
  background:radial-gradient(circle,rgba(255,61,139,.24),transparent 70%);
  pointer-events:none;
}
.cta-band::after{
  content:"";
  position:absolute;
  width:280px;
  height:280px;
  left:-110px;
  bottom:-140px;
  background:radial-gradient(circle,rgba(43,240,196,.18),transparent 70%);
  pointer-events:none;
}
.cta-grid{
  position:relative;
  z-index:2;
  display:grid;
  grid-template-columns:1fr 1.05fr;
  gap:48px;
  align-items:start;
}
.cta-grid h2{font-size:clamp(23px,2.7vw,32px);margin-bottom:14px}
.cta-grid .cta-lead{color:var(--text-2);font-size:16px;margin-bottom:22px}
.contact-line{
  display:flex;
  align-items:flex-start;
  gap:12px;
  font-size:14.5px;
  color:var(--text-2);
  padding:14px 0;
  border-top:1px solid var(--line);
}
.contact-line i{color:var(--cyan);margin-top:6px}
.contact-line strong{color:var(--text);font-weight:600}

/* 表单 */
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.form-field{display:flex;flex-direction:column}
.form-field.full{grid-column:1 / -1}
.form-label{font-size:13.5px;color:var(--text-2);margin-bottom:8px;letter-spacing:.04em}
.form-control,
.form-select{
  width:100%;
  min-height:48px;
  padding:12px 14px;
  background:#0F1518;
  border:1px solid var(--line-strong);
  border-radius:10px;
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease,background-color .2s ease;
}
.form-control::placeholder{color:var(--text-3)}
.form-control:hover,
.form-select:hover{border-color:rgba(255,255,255,.28)}
.form-control:focus,
.form-select:focus{
  outline:none;
  background:#111A1D;
  border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(43,240,196,.18);
}
textarea.form-control{min-height:110px;resize:vertical;line-height:1.7}
.form-select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);background-position:calc(100% - 20px) 21px,calc(100% - 14px) 21px;background-size:6px 6px,6px 6px;background-repeat:no-repeat}
.form-check{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text-2)}
.form-check-input{
  width:18px;height:18px;margin-top:4px;flex:0 0 auto;
  background:#0F1518;border:1px solid var(--line-strong);border-radius:5px;
}
.form-check-input:checked{background-color:var(--cyan);border-color:var(--cyan)}
.form-check-input:focus{box-shadow:0 0 0 3px rgba(43,240,196,.2);border-color:var(--cyan)}
.form-check a{color:var(--cyan)}
.form-msg{
  display:none;
  margin-top:16px;
  padding:12px 16px;
  border-radius:10px;
  font-size:14px;
  border:1px solid var(--line-strong);
}
.form-msg.is-error{display:block;border-color:rgba(255,122,26,.6);color:#FFB077;background:rgba(255,122,26,.1)}
.form-msg.is-success{display:block;border-color:rgba(43,240,196,.6);color:var(--cyan);background:rgba(43,240,196,.1)}
.form-hint{font-size:12.5px;color:var(--text-3);margin-top:10px}

/* ---------- 页脚 ---------- */
.site-footer{
  margin-top:var(--sect);
  background:var(--bg-2);
  border-top:1px solid rgba(43,240,196,.35);
  padding-top:64px;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.5fr 1fr 1fr 1fr;
  gap:36px;
  padding-bottom:48px;
}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14.5px;color:var(--text-2);max-width:34ch;margin-bottom:16px}
.footer-col h4{
  font-size:14px;
  color:var(--text);
  letter-spacing:.06em;
  margin-bottom:18px;
  padding-left:12px;
  position:relative;
}
.footer-col h4::before{
  content:"";
  position:absolute;
  left:0;top:50%;
  transform:translateY(-50%);
  width:4px;height:14px;
  border-radius:2px;
  background:var(--cyan);
  box-shadow:0 0 10px rgba(43,240,196,.7);
}
.footer-col ul{display:grid;gap:10px}
.footer-col a{font-size:14.5px;color:var(--text-2);display:inline-block;min-height:26px}
.footer-col a:hover{color:var(--cyan);transform:translateX(3px)}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:12px;
  padding:20px 0 26px;
  border-top:1px solid var(--line);
  font-size:13.5px;
  color:var(--text-3);
}
.to-top{color:var(--text-2);display:inline-flex;align-items:center;gap:6px}
.to-top:hover{color:var(--cyan)}

/* ---------- 响应式 ---------- */
@media (max-width:1199px){
  :root{--sect:80px}
  .entry-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:1.4fr 1fr 1fr;gap:30px}
}
@media (max-width:991px){
  :root{--sect:72px}
  body{font-size:16px}
  .nav-inner{gap:12px}
  .page-hero{padding:60px 0 52px}
  .feature-split{grid-template-columns:1fr;gap:34px}
  .scene-panel{padding:40px 30px}
  .scene-grid{grid-template-columns:1fr 1fr;gap:18px}
  .step-row{grid-template-columns:1fr 1fr;gap:22px}
  .cta-band{padding:36px 28px}
  .cta-grid{grid-template-columns:1fr;gap:32px}
  .footer-grid{grid-template-columns:1fr 1fr;gap:28px}
}
@media (max-width:767px){
  :root{--sect:56px}
  .section-head{margin-bottom:32px}
  .page-h1{font-size:clamp(27px,7vw,36px)}
  .stat-row{gap:14px 28px}
  .entry-grid{grid-template-columns:1fr;gap:20px}
  .form-grid{grid-template-columns:1fr}
  .form-field.full{grid-column:auto}
  .footer-grid{grid-template-columns:1fr;gap:24px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .cta-band{padding:30px 22px}
  .scene-panel{padding:32px 22px}
  .scene-grid{grid-template-columns:1fr}
  .step-row{grid-template-columns:1fr}
  .step-item::before{right:auto;width:64px}
}
@media (max-width:520px){
  .hero-actions{flex-direction:column;align-items:stretch}
  .hero-actions .btn-neon,
  .hero-actions .btn-outline-cyan{width:100%}
  .chip{min-height:42px}
  .card-body{padding:18px}
  .accordion-button{font-size:15.5px;padding:16px 16px}
  .accordion-body{padding:0 18px 18px 19px;font-size:15px}
}
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;animation:none !important}
  html{scroll-behavior:auto}
}

/* roulang page: category2 */
:root{
  --bg:#07090B;
  --bg-soft:#0E1316;
  --card:#141B1F;
  --paper:#EDF5F0;
  --line:rgba(255,255,255,.09);
  --cyan:#2BF0C4;
  --magenta:#FF3D8B;
  --yellow:#F5FF4A;
  --orange:#FF7A1A;
  --text:#F2F7F5;
  --text-2:#A9B6B2;
  --text-3:#6E7C78;
  --ink:#0B1310;
  --r-sm:6px;
  --r-md:14px;
  --r-lg:18px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(43,240,196,.35),0 0 24px rgba(43,240,196,.18);
  --font:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  --num:"Inter","Noto Sans SC","PingFang SC",sans-serif;
  --bs-body-bg:var(--bg);
  --bs-body-color:var(--text);
  --bs-border-color:var(--line);
}

*,*::before,*::after{box-sizing:border-box;}

html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font);
  font-size:16.5px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%;height:auto;display:block;}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease;}
a:hover{color:var(--cyan);}
button{font-family:inherit;}
ul,ol{margin:0;padding:0;list-style:none;}
p{margin:0 0 1em;}
h1,h2,h3,h4{margin:0 0 .5em;font-weight:700;letter-spacing:-.02em;line-height:1.32;color:var(--text);}
h1{font-size:clamp(32px,4.5vw,56px);font-weight:800;}
h2{font-size:clamp(24px,3vw,36px);}
h3{font-size:21px;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px;}

.container{
  width:100%;
  max-width:1200px;
  margin:0 auto;
  padding-left:24px;
  padding-right:24px;
}

/* ---------- header ---------- */
.site-header{
  position:sticky;
  top:0;
  z-index:1030;
  background:rgba(7,9,11,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  display:flex;
  align-items:center;
  gap:20px;
  height:72px;
}
.logo{
  display:inline-flex;
  align-items:center;
  gap:10px;
  color:var(--text);
  font-size:17px;
  letter-spacing:-.01em;
  white-space:nowrap;
}
.logo:hover{color:var(--text);}
.logo-mark{
  width:12px;height:12px;
  border-radius:3px;
  background:linear-gradient(135deg,var(--cyan),var(--magenta));
  box-shadow:0 0 14px rgba(43,240,196,.55);
  flex:0 0 auto;
}
.logo-text strong{color:var(--cyan);font-weight:800;}
.nav-links{
  display:flex;
  align-items:center;
  gap:4px;
  margin-left:auto;
}
.nav-links a{
  display:inline-block;
  padding:10px 12px;
  font-size:15px;
  color:var(--text-2);
  border-radius:var(--r-sm);
  position:relative;
  white-space:nowrap;
}
.nav-links a::after{
  content:'';
  position:absolute;
  left:12px;right:12px;bottom:2px;
  height:2px;
  border-radius:2px;
  background:var(--cyan);
  transform:scaleX(0);
  transform-origin:left;
  transition:transform .22s ease;
}
.nav-links a:hover,
.nav-links a.active{color:var(--cyan);text-shadow:0 0 12px rgba(43,240,196,.45);}
.nav-links a:hover::after,
.nav-links a.active::after{transform:scaleX(1);}
.nav-cta{margin-left:8px;}
.nav-toggle{
  margin-left:auto;
  width:44px;height:44px;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  background:rgba(43,240,196,.08);
  border:1px solid rgba(43,240,196,.35);
  border-radius:var(--r-sm);
  color:var(--cyan);
  font-size:18px;
}
.nav-toggle:hover{background:rgba(43,240,196,.16);}

/* ---------- buttons ---------- */
.btn-neon,
.btn-ghost{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:14px 28px;
  border-radius:999px;
  font-size:15px;
  font-weight:600;
  line-height:1;
  letter-spacing:.01em;
  cursor:pointer;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease,color .2s ease;
  text-align:center;
}
.btn-neon{
  background:var(--cyan);
  border:1px solid var(--cyan);
  color:#04140F;
}
.btn-neon:hover{
  color:#04140F;
  transform:translateY(-2px);
  box-shadow:0 0 0 1px rgba(43,240,196,.6),0 12px 30px rgba(43,240,196,.28);
}
.btn-neon:active{transform:translateY(1px);}
.btn-neon.btn-sm{padding:10px 20px;font-size:14px;}
.btn-ghost{
  background:transparent;
  border:1px solid var(--cyan);
  color:var(--cyan);
}
.btn-ghost:hover{
  background:rgba(43,240,196,.12);
  color:var(--cyan);
  transform:translateY(-2px);
}
.btn-ghost:active{transform:translateY(1px);}
.btn-plain{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:6px 0;
  font-size:15px;
  font-weight:600;
  color:var(--cyan);
}
.btn-plain i{transition:transform .2s ease;}
.btn-plain:hover i{transform:translateX(5px);}
.btn-neon[disabled],.btn-ghost[disabled]{opacity:.45;box-shadow:none;cursor:not-allowed;transform:none;}

/* ---------- tags ---------- */
.tag{
  display:inline-flex;
  align-items:center;
  gap:6px;
  padding:4px 12px;
  border-radius:999px;
  font-size:12px;
  line-height:1.7;
  letter-spacing:.02em;
  border:1px solid transparent;
  white-space:nowrap;
}
.tag-cyan{color:var(--cyan);background:rgba(43,240,196,.1);border-color:rgba(43,240,196,.35);}
.tag-magenta{color:var(--magenta);background:rgba(255,61,139,.1);border-color:rgba(255,61,139,.35);}
.tag-yellow{color:var(--yellow);background:rgba(245,255,74,.1);border-color:rgba(245,255,74,.35);}
.tag-muted{color:var(--text-3);background:rgba(255,255,255,.04);border-color:var(--line);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- hero ---------- */
.hero{
  position:relative;
  overflow:hidden;
  padding:84px 0 72px;
  background:var(--bg);
  border-bottom:1px solid var(--line);
}
.hero-bg{
  position:absolute;
  inset:0;
  background-image:url('/assets/images/backpic/back-2.png');
  background-size:cover;
  background-position:center;
  opacity:.34;
}
.hero-grid{
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);
  background-size:56px 56px;
  -webkit-mask-image:radial-gradient(circle at 30% 20%,rgba(0,0,0,.9),transparent 72%);
  mask-image:radial-gradient(circle at 30% 20%,rgba(0,0,0,.9),transparent 72%);
}
.hero::after{
  content:'';
  position:absolute;
  inset:0;
  background:linear-gradient(180deg,rgba(7,9,11,.78),rgba(7,9,11,.92) 62%,var(--bg));
}
.hero .container{position:relative;z-index:2;}
.crumb{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  gap:8px;
  font-size:13.5px;
  color:var(--text-3);
  margin-bottom:22px;
}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--cyan);}
.crumb i{font-size:10px;color:var(--text-3);}
.crumb .now{color:var(--cyan);}
.hero-layout{
  display:grid;
  grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);
  gap:40px;
  align-items:start;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  letter-spacing:.08em;
  color:var(--cyan);
  text-transform:uppercase;
  margin-bottom:16px;
}
.eyebrow::before{
  content:'';
  width:26px;height:2px;
  background:linear-gradient(90deg,var(--cyan),transparent);
}
.hero h1{margin-bottom:18px;}
.hero h1 em{
  font-style:normal;
  color:var(--cyan);
  text-shadow:0 0 24px rgba(43,240,196,.35);
}
.lead{
  font-size:17px;
  color:var(--text-2);
  max-width:62ch;
  margin-bottom:28px;
}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-actions .hint{font-size:13.5px;color:var(--text-3);}

.hero-card{
  background:linear-gradient(180deg,rgba(20,27,31,.96),rgba(14,19,22,.96));
  border:1px solid rgba(43,240,196,.28);
  border-radius:var(--r-lg);
  box-shadow:var(--shadow),0 0 30px rgba(43,240,196,.1);
  padding:26px;
}
.hero-card h2{
  font-size:18px;
  letter-spacing:0;
  margin-bottom:14px;
  display:flex;
  align-items:center;
  gap:10px;
}
.hero-card h2 i{color:var(--cyan);}
.mini-steps{display:flex;flex-direction:column;gap:2px;margin-bottom:18px;}
.mini-steps li{
  display:flex;
  align-items:flex-start;
  gap:12px;
  padding:10px 0;
  border-bottom:1px dashed var(--line);
  font-size:14.5px;
  color:var(--text-2);
}
.mini-steps li:last-child{border-bottom:none;}
.mini-steps .num{
  flex:0 0 auto;
  width:24px;height:24px;
  border-radius:50%;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  font-family:var(--num);
  font-size:12.5px;
  font-weight:700;
  color:var(--cyan);
  background:rgba(43,240,196,.1);
  border:1px solid rgba(43,240,196,.35);
}
.hero-card .btn-neon{width:100%;}

.stat-bar{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
  margin-top:48px;
  padding-top:28px;
  border-top:1px solid var(--line);
}
.stat .num{
  font-family:var(--num);
  font-size:clamp(22px,2.4vw,30px);
  font-weight:800;
  color:var(--cyan);
  letter-spacing:-.02em;
  display:block;
  line-height:1.2;
}
.stat .lab{font-size:13.5px;color:var(--text-3);}

/* ---------- section ---------- */
.section{padding:96px 0;}
.section-soft{background:var(--bg-soft);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}
.section-head{max-width:760px;margin-bottom:44px;}
.kicker{
  display:inline-block;
  font-size:13px;
  letter-spacing:.1em;
  color:var(--magenta);
  margin-bottom:12px;
}
.section-title{margin-bottom:14px;}
.section-sub{color:var(--text-2);font-size:16px;margin:0;}

/* ---------- flow timeline ---------- */
.flow-list{position:relative;}
.flow-list::before{
  content:'';
  position:absolute;
  left:180px;
  top:14px;
  bottom:14px;
  width:2px;
  background:linear-gradient(180deg,var(--cyan),rgba(43,240,196,.35) 45%,var(--magenta));
  border-radius:2px;
  opacity:.8;
}
.flow-item{
  display:grid;
  grid-template-columns:180px minmax(0,1fr);
  column-gap:36px;
  margin-bottom:24px;
}
.flow-item:last-child{margin-bottom:0;}
.flow-time{
  position:relative;
  padding-right:8px;
  text-align:right;
  padding-top:22px;
}
.flow-time .step-no{
  display:block;
  font-family:var(--num);
  font-size:12.5px;
  letter-spacing:.12em;
  color:var(--text-3);
  margin-bottom:4px;
}
.flow-time .step-name{
  font-size:15px;
  font-weight:600;
  color:var(--text);
  line-height:1.5;
}
.flow-time .step-cost{
  display:block;
  font-size:12.5px;
  color:var(--text-3);
  margin-top:4px;
}
.flow-time::after{
  content:'';
  position:absolute;
  right:-9px;
  top:28px;
  width:14px;height:14px;
  border-radius:50%;
  background:var(--bg);
  border:2px solid var(--cyan);
  box-shadow:0 0 14px rgba(43,240,196,.6);
}
.flow-card{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px 26px;
  box-shadow:var(--shadow);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.flow-card:hover{
  border-color:rgba(43,240,196,.45);
  transform:translateY(-4px);
  box-shadow:0 14px 34px rgba(0,0,0,.45),0 0 0 1px rgba(43,240,196,.18);
}
.flow-card h3{
  font-size:20px;
  margin-bottom:10px;
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.flow-card p{color:var(--text-2);font-size:15.5px;margin-bottom:14px;}
.flow-points{display:flex;flex-direction:column;gap:8px;margin-bottom:16px;}
.flow-points li{
  position:relative;
  padding-left:22px;
  font-size:14.5px;
  color:var(--text-2);
}
.flow-points li::before{
  content:'';
  position:absolute;
  left:4px;top:12px;
  width:7px;height:7px;
  border-radius:2px;
  background:var(--cyan);
  box-shadow:0 0 10px rgba(43,240,196,.5);
  transform:rotate(45deg);
}
.flow-meta{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- prep ---------- */
.prep-grid{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:40px;
  align-items:center;
}
.prep-media{
  position:relative;
  border-radius:var(--r-lg);
  overflow:hidden;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.prep-media img{
  width:100%;
  aspect-ratio:4/3;
  object-fit:cover;
  transition:transform .5s ease;
}
.prep-media:hover img{transform:scale(1.04);}
.prep-media .media-tag{
  position:absolute;
  left:18px;bottom:18px;
  background:rgba(7,9,11,.78);
  border:1px solid rgba(43,240,196,.35);
  border-radius:999px;
  padding:6px 14px;
  font-size:12.5px;
  color:var(--cyan);
  backdrop-filter:blur(6px);
}
.check-list{display:flex;flex-direction:column;gap:16px;margin-top:8px;}
.check-list li{
  display:flex;
  gap:14px;
  padding:16px 18px;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  transition:border-color .25s ease,transform .25s ease;
}
.check-list li:hover{border-color:rgba(43,240,196,.4);transform:translateX(4px);}
.check-list i{
  color:var(--cyan);
  margin-top:4px;
  font-size:14px;
  flex:0 0 auto;
}
.check-list strong{display:block;font-size:16px;margin-bottom:2px;}
.check-list span{font-size:14.5px;color:var(--text-2);}

/* ---------- paper panel ---------- */
.paper-panel{
  background:var(--paper);
  color:var(--ink);
  border-radius:var(--r-lg);
  padding:52px 48px;
  box-shadow:0 18px 40px rgba(0,0,0,.4);
}
.paper-panel h2{color:var(--ink);}
.paper-panel .section-sub{color:#3C4A45;}
.paper-panel .kicker{color:#B2145F;}
.status-track{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin:34px 0 30px;
}
.status-node{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:8px 16px;
  border-radius:999px;
  background:#FFFFFF;
  border:1px solid rgba(11,19,16,.1);
  font-size:14px;
  color:var(--ink);
  font-weight:600;
}
.status-node i{color:#0E9B7C;font-size:12px;}
.status-node.is-active{
  background:#0B1310;
  color:#F2F7F5;
  border-color:#0B1310;
  box-shadow:0 0 0 3px rgba(43,240,196,.35);
}
.status-node.is-active i{color:var(--cyan);}
.spec-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:18px;
}
.spec-card{
  background:#FFFFFF;
  border:1px solid rgba(11,19,16,.09);
  border-radius:var(--r-md);
  padding:22px 20px;
  transition:transform .25s ease,box-shadow .25s ease;
}
.spec-card:hover{transform:translateY(-4px);box-shadow:0 12px 26px rgba(11,19,16,.12);}
.spec-card .spec-time{
  font-family:var(--num);
  font-size:12.5px;
  letter-spacing:.06em;
  color:#0E9B7C;
  display:block;
  margin-bottom:8px;
}
.spec-card h3{font-size:17px;color:var(--ink);margin-bottom:8px;}
.spec-card p{font-size:14.5px;color:#3C4A45;margin:0;}

/* ---------- faq ---------- */
.neon-accordion{
  --bs-accordion-bg:var(--card);
  --bs-accordion-border-color:var(--line);
  --bs-accordion-border-radius:var(--r-md);
  --bs-accordion-inner-border-radius:var(--r-md);
  --bs-accordion-btn-color:var(--text);
  --bs-accordion-btn-bg:transparent;
  --bs-accordion-active-color:var(--cyan);
  --bs-accordion-active-bg:rgba(43,240,196,.07);
  --bs-accordion-body-color:var(--text-2);
  --bs-accordion-btn-focus-box-shadow:none;
  --bs-accordion-btn-icon:none;
  --bs-accordion-btn-active-icon:none;
}
.neon-accordion .accordion-item{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  margin-bottom:14px;
  overflow:hidden;
}
.neon-accordion .accordion-button{
  font-size:17px;
  font-weight:600;
  padding:22px 62px 22px 24px;
  letter-spacing:0;
  transition:color .2s ease,box-shadow .2s ease;
}
.neon-accordion .accordion-button:not(.collapsed){
  box-shadow:inset 3px 0 0 var(--cyan);
}
.neon-accordion .accordion-button::before,
.neon-accordion .accordion-button::after{
  content:'';
  position:absolute;
  right:26px;
  top:50%;
  width:15px;
  height:2px;
  border-radius:2px;
  background:var(--cyan);
  transition:transform .25s ease,opacity .25s ease;
}
.neon-accordion .accordion-button::before{transform:translateY(-50%);}
.neon-accordion .accordion-button::after{transform:translateY(-50%) rotate(90deg);}
.neon-accordion .accordion-button:not(.collapsed)::after{transform:translateY(-50%) rotate(0deg);opacity:0;}
.neon-accordion .accordion-body{
  padding:0 24px 24px;
  font-size:15.5px;
  color:var(--text-2);
  line-height:1.85;
}

/* ---------- cta + form ---------- */
.cta-panel{
  display:grid;
  grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);
  gap:44px;
  background:linear-gradient(140deg,rgba(20,27,31,.98),rgba(11,16,19,.98));
  border:1px solid rgba(43,240,196,.24);
  border-radius:var(--r-lg);
  padding:52px 48px;
  box-shadow:var(--shadow);
}
.cta-points{display:flex;flex-direction:column;gap:10px;margin-top:20px;}
.cta-points li{
  position:relative;
  padding-left:26px;
  font-size:15px;
  color:var(--text-2);
}
.cta-points li::before{
  content:'';
  position:absolute;
  left:0;top:11px;
  width:14px;height:2px;
  background:var(--magenta);
  box-shadow:0 0 10px rgba(255,61,139,.6);
}
.signup-form{
  background:rgba(7,9,11,.55);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:26px;
}
.field{margin-bottom:18px;}
.field label{
  display:block;
  font-size:13.5px;
  color:var(--text-2);
  margin-bottom:8px;
  letter-spacing:.02em;
}
.field label .req{color:var(--magenta);margin-left:2px;}
.field input,
.field select,
.field textarea{
  width:100%;
  min-height:46px;
  padding:12px 14px;
  background:var(--bg-soft);
  border:1px solid var(--line);
  border-radius:10px;
  color:var(--text);
  font-size:15px;
  font-family:inherit;
  transition:border-color .2s ease,box-shadow .2s ease;
}
.field textarea{min-height:96px;resize:vertical;line-height:1.7;}
.field input::placeholder,
.field textarea::placeholder{color:var(--text-3);}
.field input:focus,
.field select:focus,
.field textarea:focus{
  outline:none;
  border-color:var(--cyan);
  box-shadow:0 0 0 3px rgba(43,240,196,.18);
}
.field select option{background:var(--bg-soft);color:var(--text);}
.checkbox-row{
  display:flex;
  gap:10px;
  align-items:flex-start;
  font-size:13.5px;
  color:var(--text-2);
  margin-bottom:20px;
}
.checkbox-row input{
  width:18px;height:18px;
  margin-top:4px;
  accent-color:var(--cyan);
  flex:0 0 auto;
}
.form-msg{
  display:none;
  margin-bottom:16px;
  padding:12px 14px;
  border-radius:10px;
  font-size:14px;
}
.form-msg.is-ok{
  display:block;
  color:var(--cyan);
  background:rgba(43,240,196,.1);
  border:1px solid rgba(43,240,196,.35);
}
.form-msg.is-error{
  display:block;
  color:var(--orange);
  background:rgba(255,122,26,.1);
  border:1px solid rgba(255,122,26,.35);
}
.form-foot{font-size:12.5px;color:var(--text-3);margin-top:12px;}

/* ---------- related ---------- */
.related-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:22px;
}
.related-card{
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r-md);
  padding:24px;
  color:var(--text);
  transition:border-color .25s ease,transform .25s ease,box-shadow .25s ease;
}
.related-card:hover{
  color:var(--text);
  border-color:rgba(43,240,196,.45);
  transform:translateY(-4px);
  box-shadow:0 14px 32px rgba(0,0,0,.45);
}
.related-card h3{font-size:17.5px;margin:12px 0 8px;}
.related-card p{font-size:14.5px;color:var(--text-2);margin:0 0 14px;}
.related-card .more{font-size:14px;color:var(--cyan);font-weight:600;}

/* ---------- footer ---------- */
.site-footer{
  background:var(--bg-soft);
  border-top:1px solid rgba(43,240,196,.28);
  padding:70px 0 26px;
  margin-top:0;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr 1fr;
  gap:36px;
}
.footer-brand .logo{margin-bottom:16px;}
.footer-brand p{font-size:14.5px;color:var(--text-2);max-width:38ch;}
.footer-col h4{
  font-size:15px;
  letter-spacing:.02em;
  color:var(--text);
  margin-bottom:16px;
}
.footer-col ul{display:flex;flex-direction:column;gap:10px;}
.footer-col a{font-size:14.5px;color:var(--text-2);}
.footer-col a:hover{color:var(--cyan);}
.footer-bottom{
  display:flex;
  flex-wrap:wrap;
  gap:12px 24px;
  align-items:center;
  justify-content:space-between;
  margin-top:48px;
  padding-top:22px;
  border-top:1px solid var(--line);
  font-size:13.5px;
  color:var(--text-3);
}
.to-top{color:var(--text-2);font-size:13.5px;}
.to-top:hover{color:var(--cyan);}

/* ---------- mobile nav ---------- */
.mobile-nav{
  --bs-offcanvas-width:300px;
  background:var(--bg-soft);
  color:var(--text);
  border-left:1px solid var(--line);
}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px;}
.mobile-nav .logo-text{font-size:16px;color:var(--text);}
.mobile-nav .btn-close{
  filter:invert(1) grayscale(1) brightness(1.6);
  opacity:.7;
}
.mobile-nav .btn-close:hover{opacity:1;}
.m-nav-list{display:flex;flex-direction:column;margin-bottom:22px;}
.m-nav-list a{
  display:flex;
  align-items:center;
  min-height:48px;
  padding:0 8px 0 14px;
  font-size:15.5px;
  color:var(--text-2);
  border-left:3px solid transparent;
  border-bottom:1px solid var(--line);
}
.m-nav-list a:hover,
.m-nav-list a.active{
  color:var(--cyan);
  border-left-color:var(--cyan);
  background:rgba(43,240,196,.06);
  text-shadow:0 0 12px rgba(43,240,196,.4);
}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  .hero-layout{grid-template-columns:1fr;gap:32px;}
  .hero-card{max-width:560px;}
  .spec-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .footer-grid{grid-template-columns:1fr 1fr;}
}
@media (max-width:991.98px){
  .section{padding:72px 0;}
  .flow-list::before{left:140px;}
  .flow-item{grid-template-columns:140px minmax(0,1fr);column-gap:28px;}
  .prep-grid{grid-template-columns:1fr;gap:28px;}
  .cta-panel{grid-template-columns:1fr;padding:38px 30px;gap:30px;}
  .related-grid{grid-template-columns:repeat(2,minmax(0,1fr));}
  .paper-panel{padding:38px 30px;}
  .stat-bar{grid-template-columns:repeat(2,minmax(0,1fr));gap:22px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .container{padding-left:20px;padding-right:20px;}
  .hero{padding:56px 0 52px;}
  .lead{font-size:16px;}
  .hero-actions .btn-neon,
  .hero-actions .btn-ghost{width:100%;}
  .flow-list::before{left:15px;}
  .flow-item{
    grid-template-columns:1fr;
    column-gap:0;
    padding-left:44px;
    margin-bottom:20px;
  }
  .flow-time{
    text-align:left;
    padding-right:0;
    padding-top:0;
    margin-bottom:10px;
  }
  .flow-time::after{left:-37px;right:auto;top:6px;}
  .flow-time .step-no{display:inline-block;margin-right:8px;}
  .flow-time .step-name{display:inline-block;}
  .flow-card{padding:20px;}
  .spec-grid{grid-template-columns:1fr;}
  .related-grid{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:28px;}
  .site-footer{padding-top:52px;}
  .footer-bottom{margin-top:32px;}
}
@media (max-width:575.98px){
  .section{padding:48px 0;}
  .hero-card{padding:20px;}
  .signup-form{padding:20px;}
  .paper-panel{padding:28px 20px;}
  .cta-panel{padding:28px 20px;}
  .stat-bar{grid-template-columns:1fr 1fr;gap:18px;}
}

/* roulang page: category3 */
:root{
  --bg:#07090B;
  --panel:#0E1316;
  --card:#141B1F;
  --paper:#EDF5F0;
  --paper-ink:#0B1310;
  --paper-sub:rgba(11,19,16,.62);
  --line:rgba(255,255,255,.09);
  --line-strong:rgba(255,255,255,.16);
  --cyan:#2BF0C4;
  --magenta:#FF3D8B;
  --yellow:#F5FF4A;
  --orange:#FF7A1A;
  --text:#F2F7F5;
  --text-2:#A9B6B2;
  --text-3:#6E7C78;
  --r-sm:6px;
  --r-card:14px;
  --r-lg:18px;
  --r-pill:999px;
  --shadow-card:0 8px 24px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(43,240,196,.35),0 0 24px rgba(43,240,196,.18);
  --glow-strong:0 0 0 1px rgba(43,240,196,.55),0 0 32px rgba(43,240,196,.32);
  --sec-pad:96px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--cyan);text-decoration:none;transition:color .2s ease,opacity .2s ease}
a:hover{color:var(--cyan)}
button,input,select,textarea{font:inherit;color:inherit}
ul,ol{margin:0;padding:0;list-style:none}
h1,h2,h3,h4{margin:0;letter-spacing:-.02em;font-weight:700;line-height:1.3}
p{margin:0}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px}

.container{max-width:1200px;padding-left:24px;padding-right:24px;margin:0 auto}

/* ---------- header ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(7,9,11,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:20px;height:72px}
.logo{display:inline-flex;align-items:center;gap:10px;text-decoration:none;color:var(--text);flex:0 0 auto}
.logo-mark{
  width:12px;height:12px;border-radius:3px;background:var(--cyan);
  box-shadow:0 0 12px rgba(43,240,196,.9);
  transform:rotate(45deg);
}
.logo-text{font-size:17px;font-weight:500;letter-spacing:-.02em;white-space:nowrap}
.logo-text strong{font-weight:800;color:var(--cyan)}
.nav-links{display:flex;gap:4px;margin-left:auto}
.nav-links a{
  position:relative;display:inline-flex;align-items:center;height:44px;padding:0 14px;
  color:var(--text-2);font-size:15px;border-radius:10px;white-space:nowrap;
  transition:color .2s ease,background .2s ease,text-shadow .2s ease;
}
.nav-links a:hover{color:var(--cyan);text-shadow:0 0 14px rgba(43,240,196,.45);background:rgba(43,240,196,.06)}
.nav-links a.active{color:var(--cyan);text-shadow:0 0 14px rgba(43,240,196,.45)}
.nav-links a.active::after{
  content:"";position:absolute;left:14px;right:14px;bottom:7px;height:2px;
  background:var(--cyan);box-shadow:0 0 10px var(--cyan);border-radius:2px;
}
.nav-toggle{
  margin-left:auto;width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  background:rgba(255,255,255,.05);border:1px solid var(--line);border-radius:10px;color:var(--text);
}
.nav-toggle:hover{border-color:var(--cyan);color:var(--cyan)}

.btn-neon{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:var(--cyan);color:#04211A;font-weight:700;font-size:15px;
  border:0;border-radius:12px;padding:14px 28px;
  transition:transform .2s ease,box-shadow .2s ease,background .2s ease;
  box-shadow:0 0 0 rgba(43,240,196,0);
}
.btn-neon:hover{color:#04211A;transform:translateY(-2px);box-shadow:0 0 28px rgba(43,240,196,.45)}
.btn-neon:active{transform:translateY(1px)}
.btn-neon.btn-sm{padding:11px 20px;font-size:14px;border-radius:10px}
.btn-neon[disabled],.btn-neon.disabled{opacity:.45;box-shadow:none;pointer-events:none}

.btn-outline-neon{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  background:transparent;color:var(--cyan);font-weight:600;font-size:15px;
  border:1px solid var(--cyan);border-radius:12px;padding:13px 26px;
  transition:background .2s ease,transform .2s ease,box-shadow .2s ease;
}
.btn-outline-neon:hover{background:rgba(43,240,196,.12);color:var(--cyan);transform:translateY(-2px)}
.btn-outline-neon:active{transform:translateY(1px)}

.btn-arrow{
  display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-weight:600;font-size:15px;background:none;border:0;padding:0;
}
.btn-arrow i{transition:transform .2s ease}
.btn-arrow:hover i{transform:translateX(4px)}

/* ---------- offcanvas ---------- */
.offcanvas.offcanvas-end{background:var(--panel);color:var(--text);border-left:1px solid var(--line);width:308px}
.offcanvas-header{border-bottom:1px solid var(--line);padding:18px 20px}
.offcanvas-title{font-size:16px;font-weight:700;color:var(--text)}
.offcanvas-body{padding:14px 0}
.mobile-nav a{
  display:flex;align-items:center;height:48px;padding:0 20px;color:var(--text-2);
  font-size:15px;border-left:3px solid transparent;
}
.mobile-nav a:hover,.mobile-nav a.active{
  color:var(--cyan);border-left-color:var(--cyan);background:rgba(43,240,196,.06);
}
.mobile-cta{margin:16px 20px 0}

/* ---------- hero ---------- */
.page-hero{position:relative;padding:88px 0 80px;overflow:hidden;background:#0A0D0F}
.page-hero::before{
  content:"";position:absolute;inset:0;
  background:url("/assets/images/backpic/back-2.png") center/cover no-repeat;
  opacity:.4;
}
.page-hero::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(7,9,11,.62) 0%,rgba(7,9,11,.9) 62%,var(--bg) 100%);
}
.hero-grid-lines{
  position:absolute;inset:0;z-index:1;pointer-events:none;opacity:.28;
  background-image:linear-gradient(rgba(43,240,196,.14) 1px,transparent 1px),linear-gradient(90deg,rgba(43,240,196,.14) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
  -webkit-mask-image:linear-gradient(180deg,rgba(0,0,0,.9),transparent 88%);
}
.hero-inner{position:relative;z-index:2}
.breadcrumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-size:13.5px;color:var(--text-3);margin-bottom:22px}
.breadcrumb-line a{color:var(--text-2)}
.breadcrumb-line a:hover{color:var(--cyan)}
.breadcrumb-line .sep{color:var(--text-3)}
.hero-badge{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:600;
  color:var(--cyan);background:rgba(43,240,196,.1);border:1px solid rgba(43,240,196,.4);
  padding:6px 14px;border-radius:var(--r-pill);margin-bottom:20px;letter-spacing:.04em;
}
.hero-badge .dot{width:7px;height:7px;border-radius:50%;background:var(--cyan);box-shadow:0 0 10px var(--cyan)}
.page-hero h1{
  font-size:clamp(30px,4vw,50px);font-weight:800;max-width:19em;margin-bottom:20px;
}
.page-hero h1 em{font-style:normal;color:var(--cyan);text-shadow:0 0 26px rgba(43,240,196,.4)}
.hero-sub{font-size:17.5px;color:var(--text-2);max-width:56em;margin-bottom:28px}
.hero-sub strong{color:var(--text);font-weight:600}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:36px}
.hero-note{font-size:13.5px;color:var(--text-3);margin-top:14px}

.stat-strip{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-card);overflow:hidden;
}
.stat-strip .stat{background:rgba(14,19,22,.88);padding:20px 22px}
.stat .num{font-family:"Inter",sans-serif;font-size:26px;font-weight:700;color:var(--cyan);line-height:1.2}
.stat .num.mag{color:var(--magenta)}
.stat .num.yel{color:var(--yellow)}
.stat .lbl{font-size:13px;color:var(--text-3);margin-top:4px}

/* ---------- sections ---------- */
.section{padding:var(--sec-pad) 0}
.section-alt{background:var(--panel);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:760px;margin-bottom:44px}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.12em;
  color:var(--cyan);text-transform:uppercase;margin-bottom:14px;
}
.eyebrow::before{content:"";width:22px;height:2px;background:var(--cyan);box-shadow:0 0 8px var(--cyan)}
.section-head h2{font-size:clamp(24px,3vw,36px);font-weight:800;margin-bottom:14px}
.section-head p{color:var(--text-2);font-size:16.5px}

/* ---------- ticket cards ---------- */
.ticket-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.ticket-card{
  position:relative;display:flex;flex-direction:column;
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  overflow:hidden;box-shadow:var(--shadow-card);
  transition:transform .25s ease,border-color .25s ease,box-shadow .25s ease;
}
.ticket-card:hover{transform:translateY(-4px);border-color:rgba(43,240,196,.6);box-shadow:0 14px 34px rgba(0,0,0,.5),0 0 24px rgba(43,240,196,.14)}
.ticket-card.is-featured{border-color:rgba(43,240,196,.7);box-shadow:var(--glow)}
.ticket-media{position:relative;aspect-ratio:16/9;overflow:hidden}
.ticket-media img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease}
.ticket-card:hover .ticket-media img{transform:scale(1.04)}
.ticket-media::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(7,9,11,.05),rgba(20,27,31,.92))}
.ribbon{
  position:absolute;top:14px;left:14px;z-index:2;
  font-size:12px;font-weight:700;letter-spacing:.06em;padding:5px 12px;border-radius:var(--r-pill);
  background:var(--magenta);color:#FFF;box-shadow:0 0 18px rgba(255,61,139,.5);
}
.ticket-body{padding:22px 24px 26px;display:flex;flex-direction:column;flex:1}
.ticket-name{font-size:20px;font-weight:700;margin-bottom:6px}
.ticket-price{display:flex;align-items:baseline;gap:6px;margin-bottom:16px}
.ticket-price .cur{font-size:15px;color:var(--text-3)}
.ticket-price .val{font-family:"Inter",sans-serif;font-size:34px;font-weight:700;color:var(--cyan);line-height:1}
.ticket-price .unit{font-size:13px;color:var(--text-3)}
.ticket-list{margin-bottom:20px;flex:1}
.ticket-list li{position:relative;padding-left:22px;font-size:15px;color:var(--text-2);margin-bottom:9px;line-height:1.7}
.ticket-list li::before{
  content:"";position:absolute;left:2px;top:10px;width:7px;height:7px;border-radius:2px;
  background:var(--cyan);box-shadow:0 0 8px rgba(43,240,196,.7);transform:rotate(45deg);
}
.ticket-card.is-featured .ticket-list li::before{background:var(--yellow);box-shadow:0 0 8px rgba(245,255,74,.6)}
.ticket-meta{font-size:13px;color:var(--text-3);margin-bottom:18px;padding-top:14px;border-top:1px dashed var(--line-strong)}
.ticket-body .btn-neon,.ticket-body .btn-outline-neon{width:100%}

/* ---------- tags ---------- */
.tag-row{display:flex;flex-wrap:wrap;gap:8px}
.tag{
  display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;
  padding:5px 12px;border-radius:var(--r-pill);border:1px solid var(--line-strong);
  background:rgba(255,255,255,.04);color:var(--text-2);letter-spacing:.03em;white-space:nowrap;
}
.tag-cyan{color:var(--cyan);border-color:rgba(43,240,196,.42);background:rgba(43,240,196,.1)}
.tag-magenta{color:var(--magenta);border-color:rgba(255,61,139,.42);background:rgba(255,61,139,.1)}
.tag-yellow{color:var(--yellow);border-color:rgba(245,255,74,.4);background:rgba(245,255,74,.09)}
.tag-muted{color:var(--text-3);border-color:var(--line);background:rgba(255,255,255,.03)}

/* ---------- paper / matrix ---------- */
.paper{
  background:var(--paper);color:var(--paper-ink);border-radius:var(--r-lg);
  padding:34px 34px 26px;box-shadow:0 20px 46px rgba(0,0,0,.45);
}
.paper-head{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:26px}
.paper-head h3{font-size:22px;font-weight:800;color:var(--paper-ink)}
.paper-head p{font-size:14.5px;color:var(--paper-sub);margin-top:6px;max-width:52em}
.paper .tag{background:rgba(11,19,16,.06);border-color:rgba(11,19,16,.14);color:rgba(11,19,16,.7)}
.paper .tag-cyan{color:#0A6A57;border-color:rgba(10,106,87,.35);background:rgba(10,106,87,.1)}
.paper .tag-magenta{color:#B01455;border-color:rgba(176,20,85,.3);background:rgba(176,20,85,.09)}

.matrix{display:grid;grid-template-columns:1.5fr repeat(3,1fr);align-items:stretch}
.matrix + .matrix{border-top:1px solid rgba(11,19,16,.1)}
.matrix-head{background:rgba(11,19,16,.05);border-radius:12px;margin-bottom:8px;border-top:0 !important}
.matrix-head .mx-cell,.matrix-head .mx-label{font-weight:800;color:var(--paper-ink);font-size:15px}
.mx-label{padding:15px 8px 15px 2px;font-size:15px;font-weight:600;color:rgba(11,19,16,.86)}
.mx-cell{padding:15px 12px;font-size:14.5px;color:var(--paper-sub);border-left:1px solid rgba(11,19,16,.07)}
.mx-cell.is-yes{color:#0A6A57;font-weight:600}
.mx-cell.is-no{color:rgba(11,19,16,.4)}
.cell-key{display:none}
.matrix-note{margin-top:18px;font-size:13px;color:var(--paper-sub);padding-top:14px;border-top:1px dashed rgba(11,19,16,.15)}

/* ---------- spec grid ---------- */
.spec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.spec-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  padding:24px;transition:transform .22s ease,border-color .22s ease,box-shadow .22s ease;
}
.spec-card:hover{transform:translateY(-4px);border-color:rgba(43,240,196,.45);box-shadow:0 12px 30px rgba(0,0,0,.45)}
.spec-icon{
  width:44px;height:44px;display:inline-flex;align-items:center;justify-content:center;
  border-radius:12px;background:rgba(43,240,196,.1);color:var(--cyan);font-size:18px;margin-bottom:16px;
  border:1px solid rgba(43,240,196,.3);
}
.spec-card h3{font-size:18px;margin-bottom:10px}
.spec-card p{font-size:15px;color:var(--text-2)}
.spec-card .spec-line{font-size:13.5px;color:var(--text-3);margin-top:12px;padding-top:12px;border-top:1px solid var(--line)}

/* ---------- advice ---------- */
.advice-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.advice-card{
  position:relative;background:linear-gradient(160deg,rgba(20,27,31,.96),rgba(14,19,22,.96));
  border:1px solid var(--line);border-radius:var(--r-card);padding:26px 26px 28px;overflow:hidden;
}
.advice-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--cyan);box-shadow:0 0 14px rgba(43,240,196,.7)}
.advice-card.mag::before{background:var(--magenta);box-shadow:0 0 14px rgba(255,61,139,.7)}
.advice-card.yel::before{background:var(--yellow);box-shadow:0 0 14px rgba(245,255,74,.7)}
.advice-card h3{font-size:18px;margin-bottom:10px}
.advice-card p{font-size:15px;color:var(--text-2);margin-bottom:16px}
.advice-pick{font-size:14px;font-weight:700;color:var(--cyan)}
.advice-card.mag .advice-pick{color:var(--magenta)}
.advice-card.yel .advice-pick{color:var(--yellow)}

/* ---------- faq ---------- */
.faq-wrap{max-width:900px}
.accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-card);
  margin-bottom:12px;overflow:hidden;
}
.accordion-item:last-child{margin-bottom:0}
.accordion-button{
  background:transparent;color:var(--text);font-size:17px;font-weight:600;
  padding:20px 24px;box-shadow:none;display:flex;align-items:center;gap:14px;width:100%;
}
.accordion-button::before{
  content:"+";font-family:"Inter",sans-serif;font-size:20px;line-height:1;color:var(--cyan);
  flex:0 0 auto;transition:transform .25s ease;
}
.accordion-button::after{display:none}
.accordion-button:not(.collapsed){
  color:var(--cyan);background:rgba(43,240,196,.06);box-shadow:inset 3px 0 0 var(--cyan);
}
.accordion-button:not(.collapsed)::before{content:"−";transform:rotate(180deg)}
.accordion-button:focus{box-shadow:none;outline:none}
.accordion-button:focus-visible{outline:2px solid var(--cyan);outline-offset:-2px}
.accordion-body{padding:0 24px 22px 62px;color:var(--text-2);font-size:15.5px}

/* ---------- cta / form ---------- */
.cta-panel{
  position:relative;overflow:hidden;background:linear-gradient(140deg,#0C1114 0%,#101A1D 55%,#0B1013 100%);
  border:1px solid var(--line);border-radius:var(--r-lg);padding:44px;
}
.cta-panel::before{
  content:"";position:absolute;top:-140px;right:-100px;width:380px;height:380px;border-radius:50%;
  background:radial-gradient(circle,rgba(43,240,196,.22),transparent 68%);
}
.cta-panel::after{
  content:"";position:absolute;bottom:-160px;left:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,61,139,.18),transparent 70%);
}
.cta-inner{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1.05fr;gap:44px;align-items:start}
.cta-inner h2{font-size:clamp(23px,2.6vw,32px);margin-bottom:16px}
.cta-inner .lead{color:var(--text-2);font-size:16px;margin-bottom:26px}
.cta-points li{position:relative;padding-left:24px;color:var(--text-2);font-size:15px;margin-bottom:12px}
.cta-points li::before{content:"";position:absolute;left:0;top:11px;width:8px;height:8px;border-radius:2px;background:var(--cyan);transform:rotate(45deg);box-shadow:0 0 8px rgba(43,240,196,.7)}
.cta-contact{margin-top:24px;padding-top:22px;border-top:1px solid var(--line);font-size:14px;color:var(--text-3)}
.cta-contact strong{color:var(--text);font-weight:600}

.form-card{background:rgba(10,14,16,.72);border:1px solid var(--line-strong);border-radius:var(--r-lg);padding:28px;backdrop-filter:blur(8px)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;color:var(--text-2);margin-bottom:8px}
.field .req{color:var(--magenta);margin-left:3px}
.form-control,.form-select{
  width:100%;background:#0B1114;border:1px solid var(--line-strong);border-radius:10px;
  padding:12px 14px;font-size:15px;color:var(--text);transition:border-color .2s ease,box-shadow .2s ease;
}
.form-control::placeholder{color:var(--text-3)}
.form-control:focus,.form-select:focus{
  background:#0B1114;border-color:var(--cyan);color:var(--text);
  box-shadow:0 0 0 3px rgba(43,240,196,.16);outline:none;
}
.form-select option{background:#0B1114;color:var(--text)}
textarea.form-control{resize:vertical;min-height:96px}
.check-line{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:var(--text-3);margin:6px 0 20px}
.check-line input{width:18px;height:18px;margin-top:3px;accent-color:#2BF0C4;flex:0 0 auto}
.form-msg{display:none;margin-top:16px;padding:14px 16px;border-radius:10px;font-size:14.5px}
.form-msg.is-visible{display:block}
.form-msg.is-ok{background:rgba(43,240,196,.1);border:1px solid rgba(43,240,196,.4);color:var(--cyan)}
.form-msg.is-err{background:rgba(255,122,26,.1);border:1px solid rgba(255,122,26,.45);color:var(--orange)}

/* ---------- footer ---------- */
.site-footer{background:var(--panel);border-top:1px solid rgba(43,240,196,.35);padding:64px 0 0;margin-top:0}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:36px;padding-bottom:44px}
.footer-brand .logo{margin-bottom:16px}
.footer-brand p{font-size:14.5px;color:var(--text-2);max-width:34em;margin-bottom:18px}
.footer-col h4{font-size:15px;font-weight:700;margin-bottom:16px;color:var(--text)}
.footer-col li{margin-bottom:10px}
.footer-col a{font-size:14.5px;color:var(--text-2)}
.footer-col a:hover{color:var(--cyan)}
.footer-bottom{
  display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:14px;
  border-top:1px solid var(--line);padding:22px 0 26px;font-size:13.5px;color:var(--text-3);
}
.footer-bottom .to-top{color:var(--text-2);display:inline-flex;align-items:center;gap:8px}
.footer-bottom .to-top:hover{color:var(--cyan)}

/* ---------- responsive ---------- */
@media (max-width:1199.98px){
  :root{--sec-pad:80px}
  .ticket-grid{grid-template-columns:repeat(2,1fr)}
  .spec-grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:991.98px){
  :root{--sec-pad:72px}
  .nav-inner{gap:12px}
  .cta-inner{grid-template-columns:1fr;gap:32px}
  .cta-panel{padding:34px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .page-hero{padding:64px 0 56px}
  .advice-grid{grid-template-columns:1fr}
  .stat-strip{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:767.98px){
  :root{--sec-pad:48px}
  body{font-size:16px;line-height:1.8}
  .container{padding-left:20px;padding-right:20px}
  .page-hero h1{font-size:clamp(26px,7vw,34px)}
  .hero-sub{font-size:16px}
  .ticket-grid{grid-template-columns:1fr}
  .spec-grid{grid-template-columns:1fr}
  .paper{padding:22px 18px 18px;border-radius:var(--r-card)}
  .matrix{grid-template-columns:1fr}
  .matrix-head{display:none}
  .matrix{border:1px solid rgba(11,19,16,.12);border-radius:12px;padding:14px 16px;margin-bottom:12px;background:#fff}
  .matrix + .matrix{border-top:1px solid rgba(11,19,16,.12);margin-top:0}
  .mx-label{padding:0 0 10px;font-size:16px;font-weight:800;border-bottom:1px solid rgba(11,19,16,.1)}
  .mx-cell{padding:10px 0;border-left:0;display:flex;justify-content:space-between;gap:12px}
  .cell-key{display:inline-block;color:rgba(11,19,16,.5);font-size:13.5px;font-weight:500}
  .cta-panel{padding:24px 20px}
  .form-card{padding:22px 18px}
  .form-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:32px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .hero-actions .btn-neon,.hero-actions .btn-outline-neon{width:100%}
}
@media (max-width:519.98px){
  .stat-strip{grid-template-columns:1fr}
  .breadcrumb-line{font-size:13px}
}

/* roulang page: category4 */
:root{
  --bg:#07090B;
  --bg-block:#0E1316;
  --card:#141B1F;
  --paper:#EDF5F0;
  --line:rgba(255,255,255,.09);
  --cyan:#2BF0C4;
  --magenta:#FF3D8B;
  --yellow:#F5FF4A;
  --orange:#FF7A1A;
  --text:#F2F7F5;
  --text-2:#A9B6B2;
  --text-3:#6E7C78;
  --ink:#0B1310;
  --r-s:6px;
  --r-c:14px;
  --r-l:18px;
  --shadow:0 8px 24px rgba(0,0,0,.35);
  --glow:0 0 0 1px rgba(43,240,196,.35), 0 0 24px rgba(43,240,196,.18);
  --container:1200px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:"Noto Sans SC","HarmonyOS Sans SC","PingFang SC","Microsoft YaHei",Inter,sans-serif;
  font-size:17px;
  line-height:1.85;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block;}
a{color:inherit;text-decoration:none;transition:color .22s ease;}
a:hover{color:var(--cyan);}
h1,h2,h3,h4{letter-spacing:-.02em;margin:0;font-weight:700;color:var(--text);}
p{margin:0 0 1em;}
ul{margin:0;padding:0;list-style:none;}
button,input,select,textarea{font:inherit;color:inherit;}
:focus-visible{outline:2px solid var(--cyan);outline-offset:3px;border-radius:4px;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;width:100%;}
.section{padding:96px 0;}
.section-tight{padding:72px 0;}
.section-alt{background:var(--bg-block);border-top:1px solid var(--line);border-bottom:1px solid var(--line);}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-size:13px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--cyan);font-weight:600;margin-bottom:16px;
}
.eyebrow::before{content:"";width:22px;height:1px;background:var(--cyan);display:inline-block;}
.section-head{max-width:760px;margin-bottom:44px;}
.section-head h2{font-size:clamp(24px,3vw,36px);line-height:1.35;margin-bottom:14px;}
.section-head p{color:var(--text-2);font-size:16px;margin:0;}
.text-muted-2{color:var(--text-2);}
.text-muted-3{color:var(--text-3);font-size:13px;}

/* ---------- 按钮 ---------- */
.btn-neon{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:var(--cyan);color:#06231C;font-weight:600;font-size:16px;
  padding:14px 28px;border-radius:12px;border:1px solid var(--cyan);
  transition:transform .2s ease, box-shadow .2s ease, background .2s ease;
  min-height:48px;cursor:pointer;
}
.btn-neon:hover{color:#06231C;transform:translateY(-2px);box-shadow:0 10px 26px rgba(43,240,196,.32), 0 0 0 1px rgba(43,240,196,.5);background:#3DF7CE;}
.btn-neon:active{transform:translateY(1px);box-shadow:none;}
.btn-neon.btn-sm{padding:10px 20px;font-size:14px;min-height:42px;border-radius:999px;}
.btn-neon[disabled],.btn-neon.is-disabled{opacity:.45;pointer-events:none;box-shadow:none;}

.btn-ghost{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  background:transparent;color:var(--cyan);font-weight:600;font-size:16px;
  padding:14px 28px;border-radius:12px;border:1px solid rgba(43,240,196,.55);
  transition:background .2s ease, transform .2s ease, border-color .2s ease;
  min-height:48px;cursor:pointer;
}
.btn-ghost:hover{background:rgba(43,240,196,.12);color:var(--cyan);transform:translateY(-2px);border-color:var(--cyan);}
.btn-ghost:active{transform:translateY(1px);}

.btn-arrow{
  display:inline-flex;align-items:center;gap:8px;color:var(--cyan);font-weight:600;font-size:15px;
  background:none;border:0;padding:6px 0;cursor:pointer;
}
.btn-arrow i{transition:transform .24s ease;}
.btn-arrow:hover i{transform:translateX(5px);}

/* ---------- 标签 ---------- */
.tag{
  display:inline-flex;align-items:center;gap:6px;
  font-size:12px;line-height:1;padding:7px 12px;border-radius:999px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text-2);
  white-space:nowrap;
}
.tag-cyan{border-color:rgba(43,240,196,.45);background:rgba(43,240,196,.12);color:var(--cyan);}
.tag-magenta{border-color:rgba(255,61,139,.45);background:rgba(255,61,139,.12);color:var(--magenta);}
.tag-yellow{border-color:rgba(245,255,74,.4);background:rgba(245,255,74,.12);color:var(--yellow);}
.tag-muted{color:var(--text-3);}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;}

/* ---------- 导航 ---------- */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(7,9,11,.82);
  backdrop-filter:blur(12px);
  -webkit-backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:24px;height:72px;}
.logo{display:inline-flex;align-items:center;gap:10px;flex-shrink:0;}
.logo-mark{
  width:12px;height:12px;border-radius:3px;display:inline-block;
  background:linear-gradient(135deg,var(--cyan),var(--magenta));
  box-shadow:0 0 14px rgba(43,240,196,.55);
}
.logo-text{font-size:17px;font-weight:500;color:var(--text);letter-spacing:-.01em;white-space:nowrap;}
.logo-text strong{font-weight:800;color:var(--cyan);letter-spacing:.02em;}
.nav-links{display:flex;align-items:center;gap:6px;margin-left:auto;}
.nav-links li a{
  position:relative;display:inline-flex;align-items:center;height:44px;
  padding:0 12px;font-size:15px;color:var(--text-2);border-radius:8px;
  transition:color .2s ease, background .2s ease;
}
.nav-links li a::after{
  content:"";position:absolute;left:12px;right:12px;bottom:6px;height:2px;
  background:var(--cyan);transform:scaleX(0);transform-origin:left;transition:transform .24s ease;
  border-radius:2px;
}
.nav-links li a:hover,.nav-links li a.active{color:var(--cyan);text-shadow:0 0 14px rgba(43,240,196,.55);}
.nav-links li a:hover::after,.nav-links li a.active::after{transform:scaleX(1);}
.nav-cta{margin-left:12px;flex-shrink:0;}
.nav-toggle{
  margin-left:auto;width:46px;height:46px;border-radius:10px;
  border:1px solid var(--line);background:rgba(255,255,255,.04);color:var(--text);
  display:inline-flex;align-items:center;justify-content:center;cursor:pointer;
}
.nav-toggle:hover{color:var(--cyan);border-color:rgba(43,240,196,.45);}
.offcanvas.mobile-nav{background:var(--bg-block);color:var(--text);border-right:1px solid var(--line);}
.mobile-nav .offcanvas-header{border-bottom:1px solid var(--line);padding:18px 22px;}
.mobile-nav .btn-close{filter:invert(1) grayscale(1) brightness(1.6);opacity:.7;}
.mobile-nav .offcanvas-body{padding:16px 14px 28px;}
.mobile-nav ul li a{
  display:flex;align-items:center;height:48px;padding:0 14px;border-radius:10px;
  color:var(--text-2);font-size:16px;border-left:3px solid transparent;
}
.mobile-nav ul li a:hover,.mobile-nav ul li a.active{
  color:var(--cyan);background:rgba(43,240,196,.08);border-left-color:var(--cyan);
  text-shadow:0 0 12px rgba(43,240,196,.5);
}
.mobile-nav .btn-neon{width:100%;margin-top:18px;}

/* ---------- 面包屑 ---------- */
.crumb{display:flex;flex-wrap:wrap;align-items:center;gap:10px;font-size:13px;color:var(--text-3);margin-bottom:22px;}
.crumb a{color:var(--text-2);}
.crumb a:hover{color:var(--cyan);}
.crumb .sep{color:var(--text-3);opacity:.6;}
.crumb .now{color:var(--cyan);}

/* ---------- Hero ---------- */
.page-hero{
  position:relative;overflow:hidden;
  padding:84px 0 76px;
  background-image:linear-gradient(180deg,rgba(7,9,11,.88),rgba(7,9,11,.96)),url('/assets/images/backpic/back-1.png');
  background-size:cover;background-position:center;
  border-bottom:1px solid var(--line);
}
.page-hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 22% 30%,rgba(0,0,0,.75),transparent 72%);
  -webkit-mask-image:radial-gradient(circle at 22% 30%,rgba(0,0,0,.75),transparent 72%);
}
.page-hero .container{position:relative;z-index:2;}
.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:48px;align-items:center;}
.page-hero h1{
  font-size:clamp(32px,4.5vw,56px);line-height:1.2;font-weight:800;margin-bottom:20px;
}
.page-hero h1 .accent{color:var(--cyan);text-shadow:0 0 26px rgba(43,240,196,.35);}
.hero-sub{font-size:17px;color:var(--text-2);max-width:620px;margin-bottom:28px;}
.hero-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.hero-note{font-size:13px;color:var(--text-3);margin-top:14px;}

.hero-side{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);
  padding:26px;box-shadow:var(--shadow);
}
.hero-side h3{font-size:19px;margin-bottom:6px;}
.hero-side .side-sub{font-size:13px;color:var(--text-3);margin-bottom:18px;}
.side-list li{
  display:flex;gap:12px;align-items:flex-start;
  padding:12px 0;border-bottom:1px dashed var(--line);font-size:15px;color:var(--text-2);
}
.side-list li:last-child{border-bottom:0;}
.side-list i{color:var(--cyan);margin-top:6px;font-size:13px;}
.side-foot{
  margin-top:16px;padding-top:16px;border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;font-size:13px;color:var(--text-3);
}
.side-foot strong{color:var(--cyan);font-size:15px;}

/* ---------- 数据条 ---------- */
.stat-bar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:1px;
  background:var(--line);border:1px solid var(--line);border-radius:var(--r-c);
  overflow:hidden;margin-top:52px;
}
.stat-item{background:var(--bg-block);padding:22px 20px;}
.stat-item .num{font-size:26px;font-weight:800;color:var(--cyan);letter-spacing:-.02em;line-height:1.2;}
.stat-item .lbl{font-size:13px;color:var(--text-3);margin-top:6px;}

/* ---------- 问题分类卡 ---------- */
.topic-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.topic-card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-c);
  overflow:hidden;display:flex;flex-direction:column;
  transition:transform .26s ease, border-color .26s ease, box-shadow .26s ease;
}
.topic-card:hover{transform:translateY(-4px);border-color:rgba(43,240,196,.55);box-shadow:var(--shadow),0 0 24px rgba(43,240,196,.12);}
.topic-media{position:relative;aspect-ratio:16/9;overflow:hidden;background:#0A0E10;}
.topic-media img{width:100%;height:100%;object-fit:cover;transition:transform .35s ease;opacity:.9;}
.topic-card:hover .topic-media img{transform:scale(1.04);}
.topic-media .badge-no{
  position:absolute;top:12px;left:12px;font-size:12px;font-weight:700;
  padding:6px 10px;border-radius:999px;background:rgba(7,9,11,.78);
  border:1px solid rgba(43,240,196,.45);color:var(--cyan);letter-spacing:.06em;
}
.topic-body{padding:22px;display:flex;flex-direction:column;gap:10px;flex:1;}
.topic-body h3{font-size:18px;line-height:1.5;}
.topic-body p{font-size:14px;color:var(--text-2);margin:0;flex:1;}
.topic-body .btn-arrow{font-size:14px;}

/* ---------- 速查步骤 ---------- */
.check-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;}
.check-card{
  position:relative;background:var(--card);border:1px solid var(--line);
  border-radius:var(--r-c);padding:26px 22px;transition:transform .26s ease,border-color .26s ease;
}
.check-card:hover{transform:translateY(-4px);border-color:rgba(43,240,196,.5);}
.check-card .step{
  font-size:13px;font-weight:700;letter-spacing:.14em;color:var(--magenta);margin-bottom:14px;display:block;
}
.check-card h3{font-size:18px;margin-bottom:10px;}
.check-card p{font-size:14px;color:var(--text-2);margin:0;}
.check-card::after{
  content:"";position:absolute;left:0;top:26px;width:3px;height:26px;border-radius:0 3px 3px 0;
  background:linear-gradient(180deg,var(--cyan),var(--magenta));opacity:.85;
}

/* ---------- FAQ ---------- */
.faq-wrap{max-width:920px;margin:0 auto;}
.faq-note{
  display:flex;align-items:center;gap:14px;flex-wrap:wrap;
  padding:18px 22px;border:1px solid var(--line);border-radius:var(--r-c);
  background:rgba(43,240,196,.05);margin-bottom:28px;font-size:14px;color:var(--text-2);
}
.faq-note i{color:var(--cyan);}
.accordion-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-c)!important;
  margin-bottom:14px;overflow:hidden;
}
.accordion-item:has(.accordion-button:not(.collapsed)){
  border-color:rgba(43,240,196,.5);box-shadow:0 0 20px rgba(43,240,196,.1);
}
.accordion-button{
  background:var(--card);color:var(--text);font-weight:600;font-size:17px;
  padding:20px 56px 20px 22px;width:100%;border:0;box-shadow:none!important;
  line-height:1.6;border-left:3px solid transparent;
}
.accordion-button:not(.collapsed){
  color:var(--cyan);background:rgba(43,240,196,.06);border-left-color:var(--cyan);
}
.accordion-button:hover{color:var(--cyan);}
.accordion-button::after{
  content:"\f067";font-family:"Font Awesome 6 Free";font-weight:900;font-size:13px;
  background-image:none;color:var(--cyan);
  width:30px;height:30px;border-radius:8px;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;
  position:absolute;right:20px;top:50%;transform:translateY(-50%);
  transition:transform .24s ease, background .24s ease;
}
.accordion-button:not(.collapsed)::after{
  content:"\f068";background:rgba(43,240,196,.14);transform:translateY(-50%) rotate(180deg);
}
.accordion-body{
  padding:0 22px 24px 25px;color:var(--text-2);font-size:15.5px;line-height:1.9;
}
.accordion-body ul{margin:10px 0 0;}
.accordion-body ul li{position:relative;padding-left:18px;margin-bottom:6px;}
.accordion-body ul li::before{
  content:"";position:absolute;left:0;top:13px;width:6px;height:6px;border-radius:50%;
  background:var(--cyan);opacity:.75;
}

/* ---------- 联系区 ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:start;}
.contact-panel{
  background:var(--card);border:1px solid var(--line);border-radius:var(--r-l);
  padding:30px;box-shadow:var(--shadow);
}
.contact-panel h3{font-size:21px;margin-bottom:8px;}
.contact-panel .panel-sub{font-size:14px;color:var(--text-3);margin-bottom:22px;}
.channel-list li{
  display:flex;gap:14px;align-items:flex-start;padding:16px 0;border-bottom:1px solid var(--line);
}
.channel-list li:last-child{border-bottom:0;padding-bottom:0;}
.channel-icon{
  width:40px;height:40px;flex:0 0 40px;border-radius:10px;display:flex;align-items:center;justify-content:center;
  background:rgba(43,240,196,.1);border:1px solid rgba(43,240,196,.35);color:var(--cyan);font-size:15px;
}
.channel-list h4{font-size:16px;margin-bottom:4px;}
.channel-list p{font-size:14px;color:var(--text-2);margin:0;}
.map-placeholder{
  margin-top:22px;border:1px solid var(--line);border-radius:var(--r-c);overflow:hidden;
  background:linear-gradient(135deg,#0B1013,#101A1D);
}
.map-placeholder .map-visual{
  height:150px;position:relative;
  background-image:linear-gradient(rgba(43,240,196,.14) 1px,transparent 1px),
                   linear-gradient(90deg,rgba(43,240,196,.14) 1px,transparent 1px);
  background-size:32px 32px;
}
.map-placeholder .map-visual::after{
  content:"";position:absolute;left:50%;top:50%;width:14px;height:14px;margin:-7px 0 0 -7px;
  border-radius:50%;background:var(--magenta);box-shadow:0 0 0 6px rgba(255,61,139,.18),0 0 20px rgba(255,61,139,.7);
}
.map-placeholder .map-meta{padding:14px 18px;font-size:13px;color:var(--text-3);border-top:1px solid var(--line);}

/* ---------- 表单 ---------- */
.form-card{
  background:var(--bg-block);border:1px solid var(--line);border-radius:var(--r-l);
  padding:32px;box-shadow:var(--shadow);
}
.form-card .form-title{font-size:21px;margin-bottom:6px;}
.form-card .form-tip{font-size:14px;color:var(--text-3);margin-bottom:24px;}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:20px;}
.field{margin-bottom:20px;}
.field label{display:block;font-size:14px;font-weight:600;color:var(--text);margin-bottom:8px;}
.field label .req{color:var(--magenta);margin-left:4px;}
.field input[type="text"],
.field input[type="tel"],
.field select,
.field textarea{
  width:100%;background:#101719;border:1px solid var(--line);border-radius:10px;
  padding:13px 15px;font-size:15px;color:var(--text);min-height:50px;
  transition:border-color .22s ease, box-shadow .22s ease, background .22s ease;
}
.field textarea{min-height:130px;resize:vertical;line-height:1.7;}
.field input::placeholder,.field textarea::placeholder{color:var(--text-3);}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--cyan);background:#0D1517;
  box-shadow:0 0 0 3px rgba(43,240,196,.16),0 0 18px rgba(43,240,196,.14);
}
.field select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--text-2) 50%),linear-gradient(135deg,var(--text-2) 50%,transparent 50%);
  background-position:calc(100% - 20px) 22px,calc(100% - 15px) 22px;background-size:5px 5px,5px 5px;background-repeat:no-repeat;padding-right:44px;}
.field.is-error input,.field.is-error select,.field.is-error textarea{border-color:var(--orange);box-shadow:0 0 0 3px rgba(255,122,26,.14);}
.field .err-msg{display:none;font-size:13px;color:var(--orange);margin-top:7px;}
.field.is-error .err-msg{display:block;}
.consent{display:flex;gap:12px;align-items:flex-start;font-size:14px;color:var(--text-2);margin-bottom:22px;}
.consent input{width:18px;height:18px;margin-top:5px;accent-color:var(--cyan);flex:0 0 18px;}
.form-actions{display:flex;flex-wrap:wrap;gap:14px;align-items:center;}
.form-msg{display:none;margin-top:18px;padding:14px 18px;border-radius:10px;font-size:14.5px;}
.form-msg.is-ok{display:block;background:rgba(43,240,196,.1);border:1px solid rgba(43,240,196,.45);color:var(--cyan);}
.form-msg.is-err{display:block;background:rgba(255,122,26,.1);border:1px solid rgba(255,122,26,.45);color:#FFB173;}

/* ---------- 底部 CTA ---------- */
.cta-band{
  position:relative;overflow:hidden;
  background-image:linear-gradient(180deg,rgba(7,9,11,.9),rgba(7,9,11,.95)),url('/assets/images/backpic/back-3.png');
  background-size:cover;background-position:center;
  border:1px solid var(--line);border-radius:var(--r-l);
  padding:52px 44px;
}
.cta-band::before{
  content:"";position:absolute;right:-60px;top:-60px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(255,61,139,.28),transparent 68%);
}
.cta-band .cta-inner{position:relative;z-index:2;display:flex;gap:32px;justify-content:space-between;align-items:center;flex-wrap:wrap;}
.cta-band h2{font-size:clamp(22px,2.6vw,32px);margin-bottom:12px;}
.cta-band p{color:var(--text-2);margin:0;max-width:560px;}
.cta-actions{display:flex;flex-wrap:wrap;gap:14px;}

/* ---------- 页脚 ---------- */
.site-footer{background:var(--bg-block);border-top:1px solid rgba(43,240,196,.32);margin-top:0;padding:64px 0 0;}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;}
.footer-brand p{color:var(--text-2);font-size:14.5px;margin:18px 0 18px;max-width:360px;}
.footer-col h4{font-size:15px;color:var(--text);margin-bottom:18px;letter-spacing:.02em;}
.footer-col ul li{margin-bottom:11px;}
.footer-col ul li a{font-size:14.5px;color:var(--text-2);}
.footer-col ul li a:hover{color:var(--cyan);}
.footer-bottom{
  border-top:1px solid var(--line);padding:22px 0;display:flex;justify-content:space-between;
  align-items:center;gap:16px;flex-wrap:wrap;font-size:13.5px;color:var(--text-3);
}
.to-top{display:inline-flex;align-items:center;gap:8px;color:var(--text-2);font-size:13.5px;}
.to-top:hover{color:var(--cyan);}

/* ---------- 响应式 ---------- */
@media (max-width:1199.98px){
  .topic-grid{grid-template-columns:repeat(2,1fr);}
  .check-grid{grid-template-columns:repeat(2,1fr);}
}
@media (max-width:991.98px){
  .section{padding:72px 0;}
  .section-tight{padding:56px 0;}
  .hero-grid{grid-template-columns:1fr;gap:36px;}
  .contact-grid{grid-template-columns:1fr;}
  .stat-bar{grid-template-columns:repeat(2,1fr);}
  .footer-grid{grid-template-columns:1fr 1fr;gap:32px;}
  .page-hero{padding:64px 0 56px;}
}
@media (max-width:767.98px){
  body{font-size:16px;}
  .container{padding:0 20px;}
  .section{padding:56px 0;}
  .section-tight{padding:48px 0;}
  .nav-inner{height:64px;}
  .logo-text{font-size:15.5px;}
  .page-hero h1{font-size:clamp(28px,7vw,38px);}
  .form-card{padding:24px 20px;}
  .contact-panel{padding:24px 20px;}
  .cta-band{padding:36px 24px;}
  .form-row{grid-template-columns:1fr;gap:0;}
  .footer-grid{grid-template-columns:1fr;gap:28px;padding-bottom:36px;}
  .footer-bottom{justify-content:flex-start;}
}
@media (max-width:575.98px){
  .topic-grid{grid-template-columns:1fr;}
  .check-grid{grid-template-columns:1fr;}
  .stat-bar{grid-template-columns:1fr;}
  .hero-actions .btn-neon,.hero-actions .btn-ghost{width:100%;}
  .cta-actions{width:100%;}
  .cta-actions .btn-neon,.cta-actions .btn-ghost{width:100%;}
  .accordion-button{font-size:15.5px;padding:18px 52px 18px 18px;}
  .accordion-body{padding:0 18px 20px 21px;font-size:15px;}
}