:root{
  --main:#0891b2;
  --accent:#0ea5e9;
  --bg:#ecfeff;
  --text:#083344;
  --main-soft:rgba(8,145,178,.10);
  --accent-soft:rgba(14,165,233,.12);
  --card:#ffffff;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:16px;
  --shadow-soft:0 18px 44px -20px rgba(8,51,68,.28), 0 6px 18px -10px rgba(8,145,178,.20);
  --shadow-hover:0 26px 58px -22px rgba(8,51,68,.34), 0 10px 24px -12px rgba(14,165,233,.30);
}
*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Inter","PingFang SC","Microsoft YaHei",system-ui,-apple-system,sans-serif;
  font-size:14.5px;
  line-height:1.72;
  letter-spacing:.01em;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4,.hand{
  font-family:"Inter","PingFang SC","Microsoft YaHei",system-ui,sans-serif;
  font-weight:800;
  letter-spacing:-.01em;
  color:var(--text);
}
a{text-decoration:none;}
.container-tight{max-width:1160px;margin:0 auto;padding:0 18px;}

/* ============ 顶部导航 ============ */
.site-header{
  position:sticky;top:0;z-index:1030;
  background:rgba(236,254,255,.86);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(8,145,178,.14);
}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0;}
.brand-link{
  display:inline-flex;align-items:center;gap:9px;
  font-weight:900;font-size:1.18rem;color:var(--text);
  letter-spacing:-.02em;
}
.brand-badge{
  width:36px;height:36px;border-radius:13px;
  background:linear-gradient(140deg,var(--main),var(--accent));
  color:#fff;display:inline-flex;align-items:center;justify-content:center;
  font-size:.94rem;
  box-shadow:0 8px 18px -8px rgba(8,145,178,.7);
}
.nav-list{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0;}
.nav-list a{
  display:inline-block;padding:7px 13px;border-radius:13px;
  font-size:.86rem;font-weight:600;color:#0e5c72;
  transition:.22s ease;
}
.nav-list a:hover{background:var(--main-soft);color:var(--main);}
.nav-toggle{
  display:none;border:1px solid rgba(8,145,178,.25);background:#fff;
  width:40px;height:40px;border-radius:13px;color:var(--main);font-size:1rem;
}

/* ============ Hero ============ */
.hero{
  position:relative;overflow:hidden;
  padding:52px 0 86px;
  background:
    radial-gradient(900px 420px at 12% -10%, rgba(14,165,233,.22), transparent 62%),
    radial-gradient(760px 380px at 92% 12%, rgba(8,145,178,.18), transparent 60%),
    var(--bg);
}
.hero::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:74px;
  background:var(--bg);
  clip-path:polygon(0 62%,8% 46%,18% 66%,30% 38%,42% 62%,54% 40%,66% 68%,78% 44%,90% 66%,100% 48%,100% 100%,0 100%);
  filter:drop-shadow(0 -6px 0 rgba(8,145,178,.06));
}
.hero-eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  background:#fff;border:1px solid rgba(8,145,178,.20);
  color:var(--main);font-weight:700;font-size:.78rem;
  padding:7px 14px;border-radius:999px;
  box-shadow:var(--shadow-soft);
}
.hero h1{font-size:2.28rem;line-height:1.26;margin:18px 0 12px;font-weight:900;}
.hero h1 .hl{
  background:linear-gradient(180deg,transparent 62%,rgba(14,165,233,.32) 62%);
  padding:0 3px;border-radius:4px;
}
.hero p.lead-txt{font-size:.95rem;max-width:600px;color:#12576b;margin-bottom:0;}
.stat-row{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:30px;}
.stat-card{
  background:var(--card);border-radius:var(--radius-md);
  padding:16px 14px;border:1px solid rgba(8,145,178,.13);
  box-shadow:var(--shadow-soft);
  transition:.28s ease;
}
.stat-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-hover);}
.stat-num{
  font-size:1.62rem;font-weight:900;color:var(--main);line-height:1.1;
  font-variant-numeric:tabular-nums;
}
.stat-num span{font-size:.9rem;font-weight:800;}
.stat-label{font-size:.735rem;color:#3c7f92;font-weight:600;margin-top:5px;letter-spacing:.02em;}
.hero-actions{margin-top:26px;display:flex;gap:12px;flex-wrap:wrap;}
.btn-main{
  background:linear-gradient(135deg,var(--main),var(--accent));
  color:#fff;font-weight:700;font-size:.88rem;
  padding:12px 26px;border-radius:16px;border:none;
  box-shadow:0 14px 30px -14px rgba(8,145,178,.85);
  transition:.24s ease;display:inline-flex;align-items:center;gap:8px;
}
.btn-main:hover{color:#fff;transform:translateY(-2px);box-shadow:0 20px 38px -14px rgba(8,145,178,.9);}
.btn-ghost{
  background:#fff;color:var(--main);font-weight:700;font-size:.88rem;
  padding:12px 24px;border-radius:16px;border:1px solid rgba(8,145,178,.28);
  transition:.24s ease;display:inline-flex;align-items:center;gap:8px;
}
.btn-ghost:hover{background:var(--main-soft);color:var(--main);transform:translateY(-2px);}

/* ============ 区块通用 ============ */
.section{padding:62px 0;}
.sec-head{margin-bottom:30px;}
.sec-tag{
  display:inline-block;font-size:.73rem;font-weight:800;letter-spacing:.14em;
  text-transform:uppercase;color:var(--accent);margin-bottom:8px;
}
.sec-title{font-size:1.62rem;font-weight:900;margin:0 0 8px;}
.sec-desc{font-size:.88rem;color:#2b7288;margin:0;max-width:640px;}
.slant-top{position:relative;}
.slant-top::before{
  content:"";position:absolute;left:0;right:0;top:-1px;height:56px;
  background:var(--bg);
  clip-path:polygon(0 0,100% 0,100% 25%,86% 62%,70% 30%,52% 70%,36% 34%,20% 68%,6% 32%,0 58%);
}

/* ============ 特色：图标列表 ============ */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;}
.feature-item{
  background:var(--card);border-radius:var(--radius-lg);
  padding:22px 20px;border:1px solid rgba(8,145,178,.12);
  box-shadow:var(--shadow-soft);
  transition:transform .3s ease, box-shadow .3s ease;
  opacity:0;transform:translateY(26px);
}
.feature-item.in{opacity:1;transform:translateY(0);}
.feature-item:hover{box-shadow:var(--shadow-hover);transform:translateY(-5px);}
.feature-icon{
  width:46px;height:46px;border-radius:16px;
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--main-soft);color:var(--main);font-size:1.12rem;
  margin-bottom:13px;
}
.feature-item h3{font-size:1rem;font-weight:800;margin:0 0 6px;}
.feature-item p{font-size:.815rem;color:#327890;margin:0;line-height:1.68;}
.feature-item ul{list-style:none;margin:10px 0 0;padding:0;}
.feature-item ul li{
  font-size:.795rem;color:#2d738a;padding-left:17px;position:relative;line-height:1.7;
}
.feature-item ul li::before{
  content:"";position:absolute;left:0;top:8px;width:7px;height:7px;border-radius:3px;
  background:linear-gradient(135deg,var(--main),var(--accent));
}

/* ============ 对比表格 ============ */
.compare-wrap{
  background:var(--card);border-radius:var(--radius-lg);
  padding:6px;border:1px solid rgba(8,145,178,.13);
  box-shadow:var(--shadow-soft);overflow-x:auto;
}
table.cmp{width:100%;border-collapse:separate;border-spacing:0;font-size:.83rem;min-width:620px;}
table.cmp thead th{
  background:linear-gradient(135deg,rgba(8,145,178,.13),rgba(14,165,233,.10));
  color:#064a5c;font-weight:800;font-size:.8rem;
  padding:14px 16px;text-align:left;white-space:nowrap;
}
table.cmp thead th:first-child{border-radius:14px 0 0 14px;}
table.cmp thead th:last-child{border-radius:0 14px 14px 0;}
table.cmp tbody td{
  padding:13px 16px;border-bottom:1px solid rgba(8,145,178,.09);
  color:#155568;vertical-align:middle;
}
table.cmp tbody tr:last-child td{border-bottom:none;}
table.cmp tbody tr:hover td{background:rgba(236,254,255,.85);}
table.cmp td.feat-name{font-weight:700;color:var(--text);}
.pill{
  display:inline-block;padding:2px 10px;border-radius:999px;
  font-size:.72rem;font-weight:700;background:var(--accent-soft);color:#036e92;
}
.pill-good{background:rgba(16,185,129,.14);color:#067a55;}
.pill-mid{background:rgba(245,158,11,.16);color:#9a6206;}

/* ============ 海报卡片 ============ */
.poster-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;}
.poster-card{
  background:var(--card);border-radius:var(--radius-md);
  overflow:hidden;border:1px solid rgba(8,145,178,.12);
  box-shadow:var(--shadow-soft);transition:transform .3s ease,box-shadow .3s ease;
  opacity:0;transform:translateY(26px);
}
.poster-card.in{opacity:1;transform:translateY(0);}
.poster-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);}
.poster-thumb{
  position:relative;aspect-ratio:3/4;overflow:hidden;
  background:linear-gradient(150deg,#cff5fb,#a5e6f5);
}
.poster-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease;}
.poster-card:hover .poster-thumb img{transform:scale(1.06);}
.play-btn{
  position:absolute;inset:0;margin:auto;width:52px;height:52px;border-radius:50%;
  background:rgba(255,255,255,.92);color:var(--main);
  display:flex;align-items:center;justify-content:center;
  font-size:1.05rem;opacity:0;transform:scale(.72);
  transition:.3s ease;box-shadow:0 10px 26px -10px rgba(8,51,68,.6);
}
.poster-card:hover .play-btn{opacity:1;transform:scale(1);}
.poster-meta{padding:12px 13px 14px;}
.poster-meta h4{font-size:.86rem;font-weight:800;margin:0 0 4px;}
.poster-meta p{font-size:.735rem;color:#3a8098;margin:0;}
.chip{
  display:inline-block;font-size:.69rem;font-weight:700;color:var(--main);
  background:var(--main-soft);padding:1px 8px;border-radius:8px;margin-top:7px;
}

/* ============ FAQ 手风琴 ============ */
.faq-wrap{max-width:860px;margin:0 auto;}
.acc-item{
  background:var(--card);border-radius:var(--radius-md);
  margin-bottom:10px;border:1px solid rgba(8,145,178,.13);
  box-shadow:var(--shadow-soft);overflow:hidden;
}
.acc-btn{
  width:100%;display:flex;align-items:center;justify-content:space-between;gap:14px;
  background:none;border:none;text-align:left;padding:16px 20px;
  font-size:.9rem;font-weight:800;color:var(--text);cursor:pointer;
  transition:.22s ease;
}
.acc-btn:hover{background:rgba(236,254,255,.9);}
.acc-btn .ic{
  flex:0 0 auto;width:26px;height:26px;border-radius:9px;
  background:var(--main-soft);color:var(--main);
  display:flex;align-items:center;justify-content:center;font-size:.72rem;
  transition:transform .3s ease,background .3s ease,color .3s ease;
}
.acc-item.open .acc-btn .ic{transform:rotate(45deg);background:var(--main);color:#fff;}
.acc-body{max-height:0;overflow:hidden;transition:max-height .34s ease;}
.acc-body p{
  margin:0;padding:0 20px 17px;font-size:.845rem;color:#2c7288;line-height:1.78;
}

/* ============ 介绍区块 ============ */
.intro-box{
  background:linear-gradient(135deg,#ffffff,#f4feff 70%);
  border-radius:var(--radius-lg);padding:34px 32px;
  border:1px solid rgba(8,145,178,.14);
  box-shadow:var(--shadow-soft);
}
.intro-box h2{font-size:1.5rem;font-weight:900;margin-bottom:12px;}
.intro-box p{font-size:.865rem;color:#2b7488;margin-bottom:12px;}
.intro-box p:last-child{margin-bottom:0;}
.mini-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:20px;}
.mini-fact{
  background:var(--bg);border-radius:var(--radius-sm);padding:13px 15px;
  border:1px dashed rgba(8,145,178,.3);
}
.mini-fact b{display:block;font-size:.98rem;color:var(--main);font-weight:900;}
.mini-fact span{font-size:.74rem;color:#3b7f94;font-weight:600;}

/* ============ CTA ============ */
.cta-band{
  position:relative;overflow:hidden;
  background:linear-gradient(135deg,#0891b2,#0ea5e9 78%);
  border-radius:28px;padding:44px 34px;color:#fff;
  box-shadow:0 30px 66px -30px rgba(8,145,178,.95);
}
.cta-band::after{
  content:"";position:absolute;left:0;right:0;bottom:-1px;height:40px;
  background:var(--bg);opacity:.14;
  clip-path:polygon(0 100%,0 58%,10% 32%,22% 62%,34% 28%,48% 64%,62% 30%,76% 62%,88% 34%,100% 60%,100% 100%);
}
.cta-band h2{color:#fff;font-size:1.6rem;font-weight:900;margin-bottom:10px;}
.cta-band p{font-size:.87rem;color:rgba(255,255,255,.9);max-width:600px;margin-bottom:20px;}
.btn-light-solid{
  background:#fff;color:var(--main);font-weight:800;font-size:.88rem;
  padding:12px 28px;border-radius:16px;border:none;transition:.24s ease;
  display:inline-flex;align-items:center;gap:8px;
  box-shadow:0 16px 32px -16px rgba(0,0,0,.5);
}
.btn-light-solid:hover{transform:translateY(-2px);color:var(--main);}

/* ============ 友链 & 页脚 ============ */
.friend-links{
  background:#fff;border-radius:var(--radius-md);
  padding:20px 22px;border:1px solid rgba(8,145,178,.13);
  box-shadow:var(--shadow-soft);
}
.friend-links h3{font-size:.9rem;font-weight:800;margin-bottom:10px;display:flex;align-items:center;gap:8px;}
.friend-links .fl-body{font-size:.82rem;color:#3b8098;word-break:break-all;line-height:1.9;}
footer.site-footer{
  padding:28px 0 34px;font-size:.8rem;color:#3d8098;
  border-top:1px solid rgba(8,145,178,.14);margin-top:14px;
}
.footer-links{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:10px;}
.footer-links a{color:#2b7288;font-weight:600;font-size:.8rem;}
.footer-links a:hover{color:var(--main);}

/* ============ 响应式 ============ */
@media (max-width:991px){
  .stat-row{grid-template-columns:repeat(2,1fr);}
  .feature-grid{grid-template-columns:repeat(2,1fr);}
  .poster-grid{grid-template-columns:repeat(3,1fr);}
}
@media (max-width:767px){
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center;}
  .nav-list{
    display:none;position:absolute;left:0;right:0;top:100%;
    flex-direction:column;align-items:stretch;gap:2px;
    background:#fff;padding:12px;border-radius:0 0 20px 20px;
    box-shadow:0 20px 40px -22px rgba(8,51,68,.4);
    border-bottom:1px solid rgba(8,145,178,.14);
  }
  .nav-list.show{display:flex;}
  .nav-list a{display:block;padding:10px 14px;}
  .site-header{position:sticky;}
  .hero{padding:36px 0 70px;}
  .hero h1{font-size:1.6rem;}
  .feature-grid{grid-template-columns:1fr;}
  .poster-grid{grid-template-columns:repeat(2,1fr);}
  .mini-facts{grid-template-columns:1fr;}
  .section{padding:46px 0;}
  .sec-title{font-size:1.32rem;}
  .intro-box{padding:24px 20px;}
  .cta-band{padding:32px 22px;}
  .cta-band h2{font-size:1.28rem;}
}
@media (max-width:420px){
  .stat-row{grid-template-columns:1fr 1fr;}
  .poster-grid{grid-template-columns:1fr 1fr;}
  .stat-num{font-size:1.36rem;}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important;}
  .feature-item,.poster-card{opacity:1;transform:none;}
}

/* --- 子页面追加 --- */
.guide-hero {padding:56px 0 8px;}
.guide-hero h1 {font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:800;line-height:1.25;margin:10px 0 14px;letter-spacing:-.5px;}
.guide-hero h1 em {font-style:normal;color:var(--main);}
.guide-lead {font-size:1.02rem;line-height:1.85;color:rgba(8,51,68,.78);max-width:760px;}
.step-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:20px;margin-top:26px;}
.step-card {background:var(--card);border-radius:var(--radius-md);padding:24px 22px;box-shadow:var(--shadow-soft);border:1px solid rgba(8,145,178,.10);transition:.28s ease;position:relative;}
.step-card:hover {box-shadow:var(--shadow-hover);transform:translateY(-3px);}
.step-no {display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;border-radius:12px;background:var(--main-soft);color:var(--main);font-weight:800;font-size:1rem;margin-bottom:14px;}
.step-card h3 {font-size:1.08rem;font-weight:700;margin:0 0 10px;line-height:1.4;}
.step-card p {margin:0;font-size:.94rem;line-height:1.8;color:rgba(8,51,68,.76);}
.tip-list {list-style:none;padding:0;margin:20px 0 0;}
.tip-list li {position:relative;padding:14px 18px 14px 46px;background:var(--card);border-radius:var(--radius-sm);margin-bottom:12px;font-size:.95rem;line-height:1.8;box-shadow:0 8px 22px -18px rgba(8,51,68,.4);border-left:3px solid var(--main);}
.tip-list li i {position:absolute;left:16px;top:15px;color:var(--main);font-size:.95rem;}
.tip-list li b {color:var(--main);}
.faq-item {background:var(--card);border-radius:var(--radius-sm);padding:20px 22px;margin-bottom:14px;box-shadow:0 8px 24px -20px rgba(8,51,68,.45);border:1px solid rgba(8,145,178,.08);}
.faq-item h3 {font-size:1rem;font-weight:700;margin:0 0 8px;color:var(--main);}
.faq-item p {margin:0;font-size:.94rem;line-height:1.85;color:rgba(8,51,68,.78);}
.callout {margin-top:34px;padding:26px 24px;border-radius:var(--radius-md);background:linear-gradient(135deg,var(--main-soft),var(--accent-soft));border:1px dashed rgba(8,145,178,.28);}
.callout h3 {margin:0 0 8px;font-size:1.05rem;font-weight:700;}
.callout p {margin:0;font-size:.95rem;line-height:1.85;color:rgba(8,51,68,.8);}
.mini-table {width:100%;border-collapse:separate;border-spacing:0;margin-top:22px;background:var(--card);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-soft);font-size:.94rem;}
.mini-table th,.mini-table td {padding:14px 16px;text-align:left;border-bottom:1px solid rgba(8,145,178,.10);}
.mini-table th {background:var(--main-soft);color:var(--main);font-weight:700;white-space:nowrap;}
.mini-table tr:last-child td {border-bottom:none;}
.mini-table th,.mini-table td {padding:11px 12px;font-size:.88rem;}

/* --- 子页面追加 --- */
.about-lead {max-width:760px;margin:0 auto;text-align:center;color:#0e7490;font-size:1.03rem;line-height:1.95}
.about-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:22px;margin-top:34px}
.about-card {background:var(--card);border-radius:var(--radius-md);padding:28px 26px;box-shadow:var(--shadow-soft);border:1px solid rgba(8,145,178,.10);transition:transform .28s ease,box-shadow .28s ease}
.about-card:hover {transform:translateY(-4px);box-shadow:var(--shadow-hover)}
.about-card h3 {font-size:1.14rem;font-weight:800;color:var(--text);margin:14px 0 10px;letter-spacing:.2px}
.about-card p {color:#0e7490;font-size:.95rem;line-height:1.85;margin:0}
.about-card p + p {margin-top:10px}
.about-num {display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;border-radius:14px;background:var(--main-soft);color:var(--main);font-weight:900;font-size:1.05rem}
.about-list {list-style:none;padding:0;margin:0}
.about-list li {position:relative;padding-left:30px;margin-bottom:14px;color:#0e7490;font-size:.96rem;line-height:1.85}
.about-list li::before {content:"\f00c";font-family:"Font Awesome 6 Free";font-weight:900;position:absolute;left:0;top:2px;color:var(--main);font-size:.85rem}
.about-list li strong {color:var(--text);font-weight:700}
.about-quote {background:linear-gradient(135deg,var(--main-soft),var(--accent-soft));border-left:4px solid var(--main);border-radius:var(--radius-sm);padding:24px 26px;color:var(--text);font-size:1rem;line-height:1.9;font-weight:500;margin-top:30px}
.about-timeline {position:relative;margin-top:34px;padding-left:28px;border-left:2px dashed rgba(8,145,178,.28)}
.tl-item {position:relative;margin-bottom:28px}
.tl-item:last-child {margin-bottom:0}
.tl-item::before {content:"";position:absolute;left:-37px;top:4px;width:14px;height:14px;border-radius:50%;background:var(--main);box-shadow:0 0 0 4px var(--main-soft)}
.tl-item h4 {font-size:1.02rem;font-weight:800;color:var(--text);margin:0 0 6px}
.tl-item p {margin:0;color:#0e7490;font-size:.94rem;line-height:1.8}
.about-cta {text-align:center;margin-top:44px;display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.about-table {width:100%;border-collapse:separate;border-spacing:0 10px;margin-top:26px}
.about-table th {font-size:.86rem;letter-spacing:.6px;text-transform:uppercase;color:var(--main);font-weight:800;text-align:left;padding:0 18px 4px}
.about-table td {background:var(--card);padding:16px 18px;color:#0e7490;font-size:.94rem;line-height:1.7;box-shadow:var(--shadow-soft)}
.about-table tr td:first-child {border-radius:var(--radius-sm) 0 0 var(--radius-sm);font-weight:700;color:var(--text);white-space:nowrap}
.about-table tr td:last-child {border-radius:0 var(--radius-sm) var(--radius-sm) 0}
.about-table td {display:block;box-shadow:none;background:transparent;padding:2px 0}
.about-table tr {display:block;background:var(--card);border-radius:var(--radius-sm);padding:16px 18px;margin-bottom:12px;box-shadow:var(--shadow-soft)}
.about-table td:first-child {padding-bottom:4px}
.about-timeline {padding-left:22px}
.tl-item::before {left:-31px}

/* --- 子页面追加 --- */
.disc-hero { padding: 96px 0 40px; }
.disc-hero h1 { font-size: clamp(1.9rem, 4.4vw, 3rem); line-height: 1.22; font-weight: 800; letter-spacing: -.02em; margin: 14px 0 18px; color: var(--text); }
.disc-hero p.lead-txt { max-width: 720px; color: var(--text); opacity: .78; font-size: 1.02rem; line-height: 1.9; }
.disc-updated { display: inline-flex; align-items: center; gap: 8px; font-size: .84rem; font-weight: 600; color: var(--main); background: var(--main-soft); padding: 7px 14px; border-radius: 999px; }
.disc-wrap { padding: 12px 0 72px; }
.disc-toc { background: var(--card); border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); padding: 26px 28px; position: sticky; top: 96px; }
.disc-toc h3 { font-size: .95rem; font-weight: 800; color: var(--text); margin: 0 0 14px; display: flex; align-items: center; gap: 8px; }
.disc-toc h3 i { color: var(--main); }
.disc-toc ol { list-style: none; margin: 0; padding: 0; counter-reset: toc; }
.disc-toc ol li { counter-increment: toc; margin-bottom: 4px; }
.disc-toc ol li a { display: block; padding: 8px 10px 8px 34px; position: relative; border-radius: 10px; color: var(--text); opacity: .72; font-size: .88rem; text-decoration: none; transition: .2s; line-height: 1.5; }
.disc-toc ol li a::before { content: counter(toc, decimal-leading-zero); position: absolute; left: 10px; top: 8px; font-size: .74rem; font-weight: 700; color: var(--main); opacity: .85; }
.disc-toc ol li a:hover { background: var(--main-soft); opacity: 1; color: var(--main); }
.disc-card { background: var(--card); border-radius: var(--radius-lg); box-shadow: var(--shadow-soft); padding: 34px 36px; margin-bottom: 22px; scroll-margin-top: 100px; transition: box-shadow .25s; }
.disc-card:hover { box-shadow: var(--shadow-hover); }
.disc-card h2 { font-size: 1.28rem; font-weight: 800; color: var(--text); margin: 0 0 16px; display: flex; align-items: flex-start; gap: 12px; line-height: 1.45; letter-spacing: -.01em; }
.disc-card h2 .h-num { flex: 0 0 auto; width: 34px; height: 34px; border-radius: 11px; background: linear-gradient(135deg, var(--main), var(--accent)); color: #fff; font-size: .92rem; font-weight: 800; display: inline-flex; align-items: center; justify-content: center; margin-top: 1px; }
.disc-card p { color: var(--text); opacity: .8; line-height: 1.95; font-size: .96rem; margin: 0 0 12px; }
.disc-card p:last-child { margin-bottom: 0; }
.disc-card ul { margin: 6px 0 12px; padding-left: 0; list-style: none; }
.disc-card ul li { position: relative; padding-left: 22px; color: var(--text); opacity: .8; line-height: 1.9; font-size: .95rem; margin-bottom: 8px; }
.disc-card ul li::before { content: ""; position: absolute; left: 4px; top: 11px; width: 7px; height: 7px; border-radius: 50%; background: var(--accent); }
.disc-card strong { color: var(--main); font-weight: 700; }
.disc-note { background: var(--accent-soft); border-left: 4px solid var(--accent); border-radius: 12px; padding: 16px 20px; margin-top: 14px; }
.disc-note p { opacity: .85; font-size: .92rem; margin: 0; }
.disc-cta { background: linear-gradient(135deg, var(--main), var(--accent)); border-radius: var(--radius-lg); padding: 40px 36px; color: #fff; box-shadow: var(--shadow-soft); }
.disc-cta h2 { font-size: 1.35rem; font-weight: 800; margin: 0 0 12px; color: #fff; }
.disc-cta p { color: rgba(255,255,255,.9); line-height: 1.9; font-size: .95rem; margin: 0 0 20px; max-width: 640px; }
.disc-cta .btn-main { background: #fff; color: var(--main); border: none; }
.disc-cta .btn-main:hover { background: rgba(255,255,255,.88); color: var(--main); }
.disc-cta .btn-ghost { border-color: rgba(255,255,255,.6); color: #fff; }
.disc-cta .btn-ghost:hover { background: rgba(255,255,255,.14); color: #fff; }
.disc-hero { padding: 72px 0 26px; }
.disc-toc { position: static; margin-bottom: 22px; }
.disc-card { padding: 26px 22px; }
.disc-cta { padding: 30px 24px; }