:root{
  --main:#dc2626;
  --accent:#fb923c;
  --bg:#141013;
  --text:#fef2f2;
  --card:#1e171b;
  --card2:#251c21;
  --line:rgba(254,242,242,.08);
  --muted:rgba(254,242,242,.62);
  --radius:20px;
  --radius-sm:14px;
  --shadow:0 18px 40px -18px rgba(0,0,0,.75);
  --shadow-soft:0 26px 60px -20px rgba(220,38,38,.35);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;
  font-size:14px;
  letter-spacing:.2px;
  overflow-x:hidden;
}
h1,h2,h3,h4,h5{font-weight:900;letter-spacing:-.5px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace}
a{text-decoration:none;color:inherit}
::selection{background:var(--main);color:#fff}

/* ============ 导航 ============ */
.topbar{
  position:sticky;top:0;z-index:1040;
  backdrop-filter:blur(18px);
  background:rgba(20,16,19,.82);
  border-bottom:1px solid var(--line);
}
.nav-inner{display:flex;align-items:center;gap:18px;height:62px}
.brand{
  font-weight:900;font-size:20px;display:flex;align-items:center;gap:8px;
  color:var(--text);white-space:nowrap;
}
.brand i{color:var(--main);font-size:19px}
.nav-menu{display:flex;gap:4px;flex:1;overflow-x:auto;scrollbar-width:none}
.nav-menu::-webkit-scrollbar{display:none}
.nav-menu a{
  padding:7px 13px;border-radius:12px;font-size:13.5px;font-weight:600;
  color:var(--muted);white-space:nowrap;transition:.22s;
}
.nav-menu a:hover,.nav-menu a.active{color:#fff;background:rgba(220,38,38,.16)}
.nav-toggle{
  display:none;background:none;border:1px solid var(--line);color:var(--text);
  border-radius:12px;padding:6px 11px;font-size:15px;
}
@media(max-width:900px){
  .nav-menu{
    position:absolute;top:62px;left:0;right:0;flex-direction:column;
    background:rgba(20,16,19,.98);padding:10px 14px 18px;gap:2px;
    border-bottom:1px solid var(--line);display:none;
  }
  .nav-menu.open{display:flex}
  .nav-toggle{display:block;margin-left:auto}
}

/* ============ Hero ============ */
.hero{
  position:relative;padding:54px 0 40px;
  background:
    radial-gradient(900px 380px at 12% -8%,rgba(220,38,38,.30),transparent 62%),
    radial-gradient(760px 360px at 88% 6%,rgba(251,146,60,.20),transparent 60%);
}
.hero h1{
  font-size:clamp(28px,5.2vw,52px);line-height:1.08;margin-bottom:14px;
}
.hero h1 em{
  font-style:normal;
  background:linear-gradient(100deg,var(--main),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.sub{color:var(--muted);font-size:15px;max-width:620px;margin-bottom:22px}
.btn-main{
  background:linear-gradient(100deg,var(--main),#b01e1e);
  color:#fff;font-weight:700;border:none;border-radius:16px;
  padding:12px 24px;font-size:14px;box-shadow:var(--shadow-soft);transition:.25s;
}
.btn-main:hover{transform:translateY(-2px);color:#fff;box-shadow:0 26px 50px -14px rgba(220,38,38,.6)}
.btn-ghost{
  background:rgba(254,242,242,.05);color:var(--text);font-weight:700;
  border:1px solid var(--line);border-radius:16px;padding:12px 24px;font-size:14px;transition:.25s;
}
.btn-ghost:hover{background:rgba(254,242,242,.1);color:#fff;transform:translateY(-2px)}
.hero-stats{display:flex;gap:26px;flex-wrap:wrap;margin-top:30px}
.hero-stats .hs b{display:block;font-size:26px;font-weight:900;color:var(--accent)}
.hero-stats .hs span{color:var(--muted);font-size:12px}

/* ============ 轮播 ============ */
.carousel-wrap{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);position:relative}
.slide{
  min-height:330px;position:relative;display:flex;align-items:flex-end;
  padding:28px;border-radius:var(--radius);
  background:linear-gradient(120deg,#2a1d22,#1a1418 60%);
}
.slide::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(20,16,19,.94),rgba(20,16,19,.35) 65%,transparent);
  border-radius:var(--radius);
}
.slide .sc{position:relative;z-index:2;max-width:520px}
.slide .tagpill{
  display:inline-block;background:var(--main);color:#fff;font-size:11px;font-weight:700;
  padding:4px 11px;border-radius:999px;margin-bottom:10px;
}
.slide h3{font-size:26px;margin-bottom:8px}
.slide p{color:var(--muted);font-size:13px;margin-bottom:14px}
.rating-badge{
  display:inline-flex;align-items:center;gap:5px;background:rgba(251,146,60,.16);
  color:var(--accent);font-weight:800;font-size:12.5px;padding:4px 10px;border-radius:10px;
}

/* ============ 通用区块 ============ */
.section{padding:42px 0 6px}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:14px;margin-bottom:20px}
.sec-head h2{font-size:22px;margin:0;display:flex;align-items:center;gap:9px}
.sec-head h2 i{color:var(--main);font-size:18px}
.sec-head .more{color:var(--muted);font-size:12.5px;font-weight:600;white-space:nowrap}
.sec-head .more:hover{color:var(--accent)}
.sec-head .line{flex:1;height:1px;background:linear-gradient(90deg,var(--line),transparent)}

/* 横向滑动 */
.hscroll{
  display:flex;gap:14px;overflow-x:auto;padding:4px 2px 16px;
  scroll-snap-type:x mandatory;scrollbar-width:thin;
}
.hscroll::-webkit-scrollbar{height:6px}
.hscroll::-webkit-scrollbar-thumb{background:rgba(254,242,242,.14);border-radius:8px}
.hscroll .mcard{flex:0 0 178px;scroll-snap-align:start}
@media(max-width:600px){.hscroll .mcard{flex:0 0 148px}}

/* ============ 影片卡片 ============ */
.grid-poster{
  display:grid;gap:14px;
  grid-template-columns:repeat(auto-fill,minmax(168px,1fr));
}
@media(max-width:520px){.grid-poster{grid-template-columns:repeat(auto-fill,minmax(138px,1fr));gap:11px}}

.mcard{
  background:var(--card);border-radius:var(--radius-sm);overflow:hidden;
  border:1px solid var(--line);cursor:pointer;position:relative;
  transition:transform .28s cubic-bezier(.2,.7,.3,1),box-shadow .28s,border-color .28s;
}
.mcard:hover{transform:translateY(-7px);box-shadow:0 24px 46px -18px rgba(220,38,38,.45);border-color:rgba(220,38,38,.4)}
.poster{position:relative;aspect-ratio:2/3;overflow:hidden;background:#241b20}
.poster img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.mcard:hover .poster img{transform:scale(1.06)}
.corner{
  position:absolute;top:8px;left:8px;z-index:3;
  background:linear-gradient(100deg,var(--main),#a51b1b);color:#fff;
  font-size:10.5px;font-weight:700;padding:3px 8px;border-radius:999px;
}
.score{
  position:absolute;right:8px;bottom:8px;z-index:3;
  background:rgba(20,16,19,.84);color:var(--accent);
  font-weight:800;font-size:12px;padding:3px 8px;border-radius:10px;
  backdrop-filter:blur(6px);
}
.pinfo{padding:9px 11px 12px}
.pinfo .name{
  font-size:13.5px;font-weight:700;margin:0 0 5px;line-height:1.3;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;
}
.pinfo .meta{color:var(--muted);font-size:11px;display:flex;gap:6px;flex-wrap:wrap}
.pinfo .meta span{white-space:nowrap}

/* ============ 分类海报矩阵 tabs ============ */
.tabs{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:20px}
.tab-btn{
  background:var(--card);border:1px solid var(--line);color:var(--muted);
  padding:8px 17px;border-radius:14px;font-size:13px;font-weight:700;transition:.22s;
}
.tab-btn:hover{color:var(--text);border-color:rgba(220,38,38,.4)}
.tab-btn.active{background:linear-gradient(100deg,var(--main),#b01e1e);color:#fff;border-color:transparent;box-shadow:var(--shadow-soft)}
.tab-panel{display:none}
.tab-panel.active{display:block;animation:fadeUp .4s ease}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* ============ 热度榜 ============ */
.rank-list{display:grid;gap:11px;grid-template-columns:repeat(auto-fill,minmax(300px,1fr))}
@media(max-width:600px){.rank-list{grid-template-columns:1fr}}
.rank-item{
  display:flex;gap:13px;align-items:center;background:var(--card);
  border:1px solid var(--line);border-radius:var(--radius-sm);padding:11px 14px;
  cursor:pointer;transition:.26s;
}
.rank-item:hover{transform:translateY(-4px);border-color:rgba(220,38,38,.4);box-shadow:0 20px 38px -20px rgba(220,38,38,.5)}
.rank-no{
  font-weight:900;font-size:19px;min-width:34px;text-align:center;
  color:var(--muted);font-family:ui-monospace,Menlo,monospace;
}
.rank-item.top .rank-no{color:var(--main)}
.rank-info{flex:1;min-width:0}
.rank-info h4{font-size:14px;margin:0 0 3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-info p{margin:0;font-size:11.5px;color:var(--muted)}
.heat{
  font-size:12px;font-weight:800;color:var(--accent);
  background:rgba(251,146,60,.14);padding:4px 9px;border-radius:9px;
  font-family:ui-monospace,Menlo,monospace;white-space:nowrap;
}

/* ============ 指南 ============ */
.guide-box{
  background:linear-gradient(160deg,var(--card),#1a1418);
  border:1px solid var(--line);border-radius:var(--radius);padding:26px;
}
.guide-box p{color:var(--muted);font-size:13.5px;line-height:1.9;margin-bottom:13px}
.guide-box h4{font-size:16px;margin-bottom:14px;color:var(--text)}

/* 时间线 */
.timeline{position:relative;padding-left:26px;margin-top:22px}
.timeline::before{
  content:"";position:absolute;left:7px;top:6px;bottom:6px;width:2px;
  background:linear-gradient(180deg,var(--main),var(--accent),transparent);
}
.tl-item{position:relative;margin-bottom:20px}
.tl-item::before{
  content:"";position:absolute;left:-24px;top:5px;width:11px;height:11px;border-radius:50%;
  background:var(--bg);border:2px solid var(--main);
}
.tl-item h5{font-size:13.5px;margin:0 0 4px;font-weight:800}
.tl-item p{margin:0;font-size:12.5px;color:var(--muted);line-height:1.75}

/* ============ 心情选片 ============ */
.mood-tags{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:20px}
.mood-btn{
  background:var(--card);border:1px solid var(--line);color:var(--text);
  padding:9px 20px;border-radius:999px;font-size:13.5px;font-weight:700;transition:.24s;
}
.mood-btn:hover{transform:translateY(-2px);border-color:rgba(251,146,60,.5)}
.mood-btn.active{background:linear-gradient(100deg,var(--accent),#e0782c);color:#1a1013;border-color:transparent}
.mood-panel{display:none}
.mood-panel.active{display:block;animation:fadeUp .38s ease}

/* ============ 精选片单 ============ */
.pick-list{display:grid;gap:12px;grid-template-columns:repeat(auto-fill,minmax(320px,1fr))}
@media(max-width:600px){.pick-list{grid-template-columns:1fr}}
.pick{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
  padding:15px 17px;transition:.26s;
}
.pick:hover{transform:translateY(-5px);border-color:rgba(220,38,38,.4);box-shadow:0 20px 40px -22px rgba(220,38,38,.55)}
.pick h5{font-size:14px;margin:0 0 7px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.pick .yr{font-size:11px;color:var(--accent);font-weight:800;font-family:ui-monospace,Menlo,monospace}
.pick p{margin:0;font-size:12.5px;color:var(--muted);line-height:1.75}

/* ============ FAQ ============ */
.faq-item{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);
  margin-bottom:11px;overflow:hidden;
}
.faq-q{
  padding:15px 18px;font-size:14px;font-weight:800;cursor:pointer;
  display:flex;justify-content:space-between;gap:12px;align-items:center;
}
.faq-q i{color:var(--main);transition:.3s;font-size:12px}
.faq-item.open .faq-q i{transform:rotate(180deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .34s ease;color:var(--muted);font-size:13px;line-height:1.85}
.faq-item.open .faq-a{max-height:280px}
.faq-a div{padding:0 18px 17px}

/* ============ 友链 & 页脚 ============ */
.friend-links{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:22px 24px;
}
.friend-links h4{font-size:15px;margin-bottom:13px;display:flex;align-items:center;gap:8px}
.friend-links h4 i{color:var(--accent)}
.friend-links .fl-body{font-size:12.5px;color:var(--muted);line-height:2;word-break:break-all}
footer{
  margin-top:52px;border-top:1px solid var(--line);padding:34px 0 44px;
  background:linear-gradient(180deg,transparent,rgba(220,38,38,.06));
}
footer .f-brand{font-weight:900;font-size:19px;display:flex;align-items:center;gap:8px;margin-bottom:12px}
footer .f-brand i{color:var(--main)}
footer p{color:var(--muted);font-size:12.5px;line-height:1.9;margin:0 0 8px}
footer a.fl{color:var(--muted);font-size:12.5px;margin-right:16px;transition:.2s}
footer a.fl:hover{color:var(--accent)}
.copy{color:rgba(254,242,242,.42);font-size:12px;margin-top:16px}

/* ============ 弹窗 ============ */
.modal-mask{
  position:fixed;inset:0;z-index:1200;display:none;
  background:rgba(10,7,9,.72);backdrop-filter:blur(20px);
  overflow-y:auto;padding:40px 18px;
}
.modal-mask.show{display:block;animation:fadeUp .3s}
.modal-card{
  max-width:760px;margin:0 auto;background:linear-gradient(160deg,#241a20,#1a1418);
  border:1px solid rgba(220,38,38,.28);border-radius:24px;
  box-shadow:0 40px 90px -30px rgba(0,0,0,.9);overflow:hidden;position:relative;
}
.modal-flex{display:flex;gap:0;flex-wrap:wrap}
.modal-poster{flex:0 0 250px;min-height:330px;background:#241b20}
.modal-poster img{width:100%;height:100%;object-fit:cover;display:block}
.modal-body{flex:1;min-width:280px;padding:26px 26px 30px;position:relative}
.modal-close{
  position:absolute;top:14px;right:16px;background:rgba(254,242,242,.08);
  border:none;color:var(--text);width:34px;height:34px;border-radius:50%;font-size:16px;
  transition:.22s;z-index:5;
}
.modal-close:hover{background:var(--main);color:#fff;transform:rotate(90deg)}
.modal-body h3{font-size:22px;margin:0 0 12px;padding-right:40px}
.modal-score{
  display:inline-flex;align-items:baseline;gap:6px;background:rgba(251,146,60,.14);
  padding:7px 15px;border-radius:13px;margin-bottom:16px;
}
.modal-score b{font-size:23px;color:var(--accent);font-family:ui-monospace,Menlo,monospace}
.modal-score span{font-size:11.5px;color:var(--muted)}
.modal-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}
.modal-meta span{
  background:rgba(254,242,242,.06);border:1px solid var(--line);
  padding:4px 11px;border-radius:9px;font-size:11.5px;color:var(--muted);
}
.modal-label{font-size:12px;color:var(--main);font-weight:800;margin:14px 0 6px;letter-spacing:.5px}
.modal-body p{font-size:13px;color:var(--muted);line-height:1.85;margin:0}
@media(max-width:640px){
  .modal-poster{flex:0 0 100%;min-height:230px}
  .modal-body{padding:20px}
}

/* ============ 回到顶部 ============ */
#backTop{
  position:fixed;right:20px;bottom:26px;z-index:1100;
  width:46px;height:46px;border-radius:50%;border:none;
  background:linear-gradient(140deg,var(--main),#a51b1b);color:#fff;font-size:16px;
  box-shadow:0 16px 34px -12px rgba(220,38,38,.75);
  opacity:0;visibility:hidden;transform:translateY(16px);transition:.3s;
}
#backTop.show{opacity:1;visibility:visible;transform:none}
#backTop:hover{transform:translateY(-4px)}

/* --- 子页面追加 --- */
.rank-intro {max-width:820px;color:var(--muted);line-height:1.85;font-size:1.02rem}
.rank-board {display:flex;flex-direction:column;gap:12px;margin-top:26px}
.rank-row {display:flex;align-items:center;gap:18px;background:var(--card);border:1px solid var(--line);
    border-radius:var(--radius-sm);padding:14px 18px;transition:.25s}
.rank-row:hover {background:var(--card2);border-color:rgba(220,38,38,.4);transform:translateX(4px)}
.rank-row:nth-child(1) .rank-no {color:var(--main)}
.rank-row:nth-child(2) .rank-no {color:var(--accent)}
.rank-row:nth-child(3) .rank-no {color:var(--accent);opacity:.8}
.rank-thumb {flex:0 0 62px;height:84px;border-radius:10px;overflow:hidden;background:var(--card2)}
.rank-thumb img {width:100%;height:100%;object-fit:cover;display:block}
.rank-meta {flex:1;min-width:0}
.rank-meta h4 {margin:0 0 6px;font-size:1rem;font-weight:600;color:var(--text)}
.rank-meta p {margin:0;font-size:.82rem;color:var(--muted);line-height:1.6;
    display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rank-tags {margin-top:8px;display:flex;gap:8px;flex-wrap:wrap}
.rank-tag {font-size:.72rem;padding:3px 10px;border-radius:999px;background:rgba(220,38,38,.14);
    color:var(--accent);border:1px solid rgba(220,38,38,.25)}
.rank-score {flex:0 0 auto;text-align:right}
.rank-score b {display:block;font-size:1.3rem;font-weight:800;color:var(--main);line-height:1}
.rank-score span {font-size:.72rem;color:var(--muted)}
.rank-note {background:var(--card2);border:1px solid var(--line);border-radius:var(--radius);
    padding:24px 26px;margin-top:34px;box-shadow:var(--shadow)}
.rank-note h3 {margin:0 0 12px;font-size:1.08rem;color:var(--text)}
.rank-note ul {margin:0;padding-left:20px;color:var(--muted);line-height:1.9;font-size:.92rem}
.rank-note li strong {color:var(--accent);font-weight:600}
.rank-row {gap:12px;padding:12px}
.rank-thumb {flex:0 0 48px;height:66px}
.rank-meta p {display:none}
.rank-score b {font-size:1.05rem}

/* --- 子页面追加 --- */
/* 本页专属的小幅补充样式，沿用站点配色变量 */
  .about-lead {
    font-size:1.05rem;
    line-height:1.9;
    color:var(--muted);
    max-width:860px;
    margin:0 auto;
    text-align:center;
  }
.about-hero {
    padding:64px 0 40px;
    text-align:center;
    position:relative;
  }
.about-hero h1 {
    font-size:clamp(1.8rem,4.4vw,3rem);
    font-weight:900;
    letter-spacing:-.02em;
    line-height:1.25;
    margin-bottom:18px;
  }
.about-hero h1 .hl {
    background:linear-gradient(120deg,var(--main),var(--accent));
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
  }
.about-tag {
    display:inline-flex;
    align-items:center;
    gap:8px;
    padding:6px 16px;
    border-radius:999px;
    border:1px solid var(--line);
    background:var(--card);
    color:var(--muted);
    font-size:.82rem;
    margin-bottom:22px;
  }
.about-tag i {color:var(--accent);}
.about-grid {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(240px,1fr));
    gap:18px;
    margin-top:34px;
  }
.about-card {
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:26px 22px;
    box-shadow:var(--shadow);
    transition:transform .25s ease,border-color .25s ease;
  }
.about-card:hover {
    transform:translateY(-4px);
    border-color:rgba(220,38,38,.5);
  }
.about-card .ico {
    width:46px;
    height:46px;
    border-radius:var(--radius-sm);
    display:flex;
    align-items:center;
    justify-content:center;
    font-size:1.15rem;
    color:#fff;
    background:linear-gradient(135deg,var(--main),var(--accent));
    margin-bottom:16px;
  }
.about-card h3 {
    font-size:1.05rem;
    font-weight:700;
    color:var(--text);
    margin-bottom:10px;
  }
.about-card p {
    font-size:.9rem;
    line-height:1.8;
    color:var(--muted);
    margin:0;
  }
.about-block {
    background:var(--card2);
    border:1px solid var(--line);
    border-radius:var(--radius);
    padding:30px 26px;
    box-shadow:var(--shadow);
    height:100%;
  }
.about-block h2 {
    font-size:1.25rem;
    font-weight:800;
    margin-bottom:16px;
    color:var(--text);
    display:flex;
    align-items:center;
    gap:10px;
  }
.about-block h2 i {color:var(--main);font-size:1rem;}
.about-block p {
    font-size:.92rem;
    line-height:1.9;
    color:var(--muted);
    margin-bottom:12px;
  }
.about-block p:last-child {margin-bottom:0;}
.about-list {
    list-style:none;
    padding:0;
    margin:0;
  }
.about-list li {
    display:flex;
    gap:12px;
    font-size:.92rem;
    line-height:1.8;
    color:var(--muted);
    padding:11px 0;
    border-bottom:1px dashed var(--line);
  }
.about-list li:last-child {border-bottom:none;}
.about-list li i {
    color:var(--accent);
    margin-top:5px;
    font-size:.85rem;
  }
.about-list li b {color:var(--text);font-weight:600;}
.num-row {
    display:grid;
    grid-template-columns:repeat(auto-fit,minmax(140px,1fr));
    gap:16px;
    margin-top:8px;
  }
.num-item {
    background:var(--card);
    border:1px solid var(--line);
    border-radius:var(--radius-sm);
    padding:20px 16px;
    text-align:center;
  }
.num-item .n {
    font-size:1.7rem;
    font-weight:900;
    background:linear-gradient(120deg,var(--main),var(--accent));
    -webkit-background-clip:text;
    background-clip:text;
    color:transparent;
    line-height:1.2;
  }
.num-item .t {
    font-size:.8rem;
    color:var(--muted);
    margin-top:6px;
  }
.step-line {
    display:flex;
    gap:16px;
    padding:16px 0;
    border-bottom:1px solid var(--line);
  }
.step-line:last-child {border-bottom:none;}
.step-line .s-idx {
    flex:0 0 34px;
    height:34px;
    border-radius:50%;
    background:rgba(220,38,38,.16);
    border:1px solid rgba(220,38,38,.45);
    color:var(--accent);
    font-weight:800;
    font-size:.9rem;
    display:flex;
    align-items:center;
    justify-content:center;
  }
.step-line .s-body h4 {
    font-size:.98rem;
    font-weight:700;
    color:var(--text);
    margin-bottom:6px;
  }
.step-line .s-body p {
    font-size:.88rem;
    line-height:1.75;
    color:var(--muted);
    margin:0;
  }
.about-cta {
    margin-top:26px;
    background:linear-gradient(135deg,rgba(220,38,38,.18),rgba(251,146,60,.12));
    border:1px solid rgba(220,38,38,.35);
    border-radius:var(--radius);
    padding:30px 26px;
    text-align:center;
    box-shadow:var(--shadow-soft);
  }
.about-cta h2 {
    font-size:1.3rem;
    font-weight:800;
    margin-bottom:12px;
    color:var(--text);
  }
.about-cta p {
    font-size:.92rem;
    line-height:1.85;
    color:var(--muted);
    max-width:660px;
    margin:0 auto 20px;
  }
.about-cta .btns {
    display:flex;
    gap:12px;
    justify-content:center;
    flex-wrap:wrap;
  }
.notice-box {
    background:rgba(0,0,0,.28);
    border-left:3px solid var(--main);
    border-radius:var(--radius-sm);
    padding:16px 18px;
    font-size:.86rem;
    line-height:1.8;
    color:var(--muted);
    margin-top:16px;
  }
.notice-box b {color:var(--text);}

/* --- 子页面追加 --- */
/* 本页专属少量样式，主体复用首页类名 */
.guide-hero {padding:64px 0 30px}
.guide-hero h1 {font-size:clamp(1.7rem,3.4vw,2.6rem);font-weight:800;line-height:1.25;margin:0 0 14px}
.guide-hero p {color:var(--muted);max-width:760px;line-height:1.85;margin:0}
.guide-kicker {display:inline-flex;align-items:center;gap:8px;font-size:.78rem;letter-spacing:.16em;text-transform:uppercase;color:var(--accent);border:1px solid var(--line);background:var(--card);padding:7px 14px;border-radius:999px;margin-bottom:18px}
.step-list {counter-reset:step;display:grid;gap:18px}
.step {background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px 24px;position:relative;transition:.25s}
.step:hover {border-color:rgba(220,38,38,.45);box-shadow:var(--shadow)}
.step::before {counter-increment:step;content:counter(step,decimal-leading-zero);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1.5rem;font-weight:800;color:var(--main);display:block;margin-bottom:10px;letter-spacing:.02em}
.step h3 {margin:0 0 8px;font-size:1.08rem;font-weight:700}
.step p {margin:0;color:var(--muted);line-height:1.8;font-size:.94rem}
.qa {background:var(--card2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:18px 20px;margin-bottom:14px}
.qa h3 {margin:0 0 8px;font-size:1rem;font-weight:700;color:var(--text)}
.qa h3 i {color:var(--accent);margin-right:8px}
.qa p {margin:0;color:var(--muted);line-height:1.8;font-size:.93rem}
.tip-grid {display:grid;gap:16px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr))}
.tip {background:var(--card);border:1px solid var(--line);border-radius:var(--radius-sm);padding:20px}
.tip .ic {width:42px;height:42px;border-radius:12px;display:grid;place-items:center;background:rgba(220,38,38,.14);color:var(--accent);font-size:1.05rem;margin-bottom:12px}
.tip h3 {margin:0 0 8px;font-size:1rem;font-weight:700}
.tip p {margin:0;color:var(--muted);line-height:1.8;font-size:.9rem}
.gtable {width:100%;border-collapse:collapse;font-size:.92rem}
.gtable th,.gtable td {padding:13px 16px;text-align:left;border-bottom:1px solid var(--line)}
.gtable th {color:var(--accent);font-weight:600;background:var(--card2)}
.gtable td {color:var(--muted)}
.gtable tr:last-child td {border-bottom:none}
.gtable-wrap {background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.gtable th,.gtable td {padding:11px 12px;font-size:.85rem}
.guide-cta {background:linear-gradient(135deg,rgba(220,38,38,.18),rgba(251,146,60,.1));border:1px solid var(--line);border-radius:var(--radius);padding:32px 28px;text-align:center;box-shadow:var(--shadow-soft)}
.guide-cta h2 {margin:0 0 10px;font-size:1.35rem;font-weight:800}
.guide-cta p {margin:0 0 20px;color:var(--muted);line-height:1.8}

/* --- 子页面追加 --- */
.page-hero {padding:110px 0 40px;position:relative;overflow:hidden}
.page-hero::before {content:"";position:absolute;inset:0;background:radial-gradient(60% 80% at 15% 0%,rgba(220,38,38,.28),transparent 60%),radial-gradient(50% 70% at 90% 10%,rgba(251,146,60,.18),transparent 60%);pointer-events:none}
.page-hero .container {position:relative;z-index:2}
.crumb {font-size:.82rem;color:var(--muted);margin-bottom:14px;letter-spacing:.02em}
.crumb a {color:var(--muted);text-decoration:none}
.crumb a:hover {color:var(--accent)}
.page-hero h1 {font-size:clamp(1.9rem,4.2vw,3rem);font-weight:900;line-height:1.18;letter-spacing:-.02em;margin:0 0 16px}
.page-hero h1 em {font-style:normal;background:linear-gradient(100deg,var(--main),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent}
.page-hero p {color:var(--muted);max-width:720px;font-size:1.02rem;line-height:1.8;margin:0}
.hero-tags {display:flex;flex-wrap:wrap;gap:10px;margin-top:22px}
.hero-tags span {font-size:.78rem;padding:7px 14px;border-radius:999px;background:var(--card);border:1px solid var(--line);color:var(--muted)}
.hero-tags span i {color:var(--main);margin-right:6px}
.doc-wrap {padding:20px 0 70px}
.doc-layout {display:grid;grid-template-columns:260px 1fr;gap:28px;align-items:start}
.doc-layout {grid-template-columns:1fr}
.toc {position:sticky;top:96px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.toc h4 {font-size:.8rem;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);font-weight:700;margin:0 0 14px}
.toc ol {list-style:none;margin:0;padding:0;counter-reset:t}
.toc li {counter-increment:t;margin-bottom:4px}
.toc a {display:block;padding:9px 12px;border-radius:10px;color:var(--muted);text-decoration:none;font-size:.9rem;transition:.2s}
.toc a::before {content:counter(t,decimal-leading-zero);font-family:monospace;font-size:.75rem;color:var(--main);margin-right:10px;opacity:.85}
.toc a:hover {background:var(--card2);color:var(--text);transform:translateX(3px)}
.toc {position:static}
.doc-body {display:flex;flex-direction:column;gap:22px}
.doc-card {background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.doc-card h2 {font-size:1.3rem;font-weight:800;margin:0 0 14px;display:flex;align-items:center;gap:12px;letter-spacing:-.01em}
.doc-card h2 i {width:38px;height:38px;flex:0 0 38px;display:grid;place-items:center;border-radius:12px;background:linear-gradient(140deg,var(--main),var(--accent));color:#fff;font-size:.95rem;box-shadow:var(--shadow-soft)}
.doc-card h3 {font-size:1rem;font-weight:700;color:var(--accent);margin:20px 0 8px}
.doc-card p {color:var(--muted);line-height:1.9;font-size:.94rem;margin:0 0 10px}
.doc-card ul {color:var(--muted);line-height:1.9;font-size:.94rem;padding-left:20px;margin:0 0 10px}
.doc-card ul li {margin-bottom:6px}
.doc-card strong {color:var(--text);font-weight:600}
.doc-card a.inline {color:var(--accent);text-decoration:none;border-bottom:1px dashed rgba(251,146,60,.5)}
.doc-card a.inline:hover {color:var(--main)}
.notice {display:flex;gap:14px;background:var(--card2);border:1px solid var(--line);border-left:3px solid var(--main);border-radius:var(--radius-sm);padding:16px 18px;margin:6px 0 4px}
.notice i {color:var(--main);font-size:1.05rem;margin-top:2px}
.notice p {margin:0;color:var(--muted);font-size:.9rem;line-height:1.8}
.meta-strip {display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.meta-strip div {background:var(--card2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 18px;font-size:.84rem;color:var(--muted)}
.meta-strip div b {display:block;color:var(--text);font-size:.95rem;font-weight:700;margin-bottom:3px}