:root{
  --main:#06b6d4;
  --accent:#ec4899;
  --bg:#0c0a1a;
  --text:#e0f2fe;
  --card:#161331;
  --card2:#1d1940;
  --muted:#8ea6c9;
  --radius:24px;
  --radius-sm:16px;
  --shadow:0 18px 50px -18px rgba(6,182,212,.35), 0 8px 30px -12px rgba(236,72,153,.25);
  --shadow-soft:0 12px 34px -14px rgba(0,0,0,.7);
}
*{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:15px;
  line-height:1.7;
  overflow-x:hidden;
}
h1,h2,h3,h4,.round-font{
  font-family:'Inter','PingFang SC','Microsoft YaHei',sans-serif;
  font-weight:800;
  letter-spacing:-.02em;
}
a{text-decoration:none;color:inherit}
::selection{background:var(--accent);color:#fff}

/* ---------- Navbar ---------- */
.nav-wrap{
  position:sticky;top:0;z-index:1030;
  background:rgba(12,10,26,.82);
  backdrop-filter:blur(16px);
  border-bottom:1px solid rgba(6,182,212,.18);
}
.navbar-brand{
  font-size:1.35rem;font-weight:900;letter-spacing:-.03em;
  background:linear-gradient(120deg,var(--main),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  display:flex;align-items:center;gap:.4rem;
}
.navbar-brand i{
  -webkit-text-fill-color:var(--main);
  color:var(--main);font-size:1.1rem;
}
.nav-link{
  color:var(--muted)!important;font-weight:600;font-size:.92rem;
  padding:.45rem .85rem!important;border-radius:999px;transition:.25s;
}
.nav-link:hover,.nav-link.active{
  color:var(--text)!important;background:rgba(6,182,212,.14);
}
.navbar-toggler{border:1px solid rgba(6,182,212,.35);padding:.3rem .6rem}
.navbar-toggler:focus{box-shadow:none}
.navbar-toggler i{color:var(--main);font-size:1.1rem}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  padding:88px 0 76px;
  background:
    radial-gradient(900px 480px at 78% 6%,rgba(236,72,153,.22),transparent 62%),
    radial-gradient(760px 440px at 8% 82%,rgba(6,182,212,.24),transparent 60%),
    linear-gradient(180deg,#0c0a1a 0%,#12102a 100%);
}
.hero-parallax{
  position:absolute;inset:-40px -40px auto -40px;height:130%;
  background-image:
    radial-gradient(2px 2px at 18% 24%,rgba(6,182,212,.7),transparent 60%),
    radial-gradient(2px 2px at 46% 12%,rgba(236,72,153,.65),transparent 60%),
    radial-gradient(2px 2px at 72% 38%,rgba(224,242,254,.55),transparent 60%),
    radial-gradient(2px 2px at 88% 18%,rgba(6,182,212,.5),transparent 60%),
    radial-gradient(2px 2px at 32% 62%,rgba(236,72,153,.5),transparent 60%),
    radial-gradient(2px 2px at 62% 78%,rgba(6,182,212,.45),transparent 60%);
  pointer-events:none;will-change:transform;
}
.hero-inner{position:relative;z-index:2}
.hero-kicker{
  display:inline-flex;align-items:center;gap:.5rem;
  background:rgba(6,182,212,.12);
  border:1px solid rgba(6,182,212,.32);
  color:var(--main);
  font-weight:700;font-size:.78rem;letter-spacing:.08em;
  padding:.4rem .95rem;border-radius:999px;margin-bottom:1.4rem;
}
.hero h1{
  font-size:clamp(2.1rem,5.2vw,3.8rem);
  line-height:1.12;margin-bottom:1.1rem;
}
.hero h1 .glow{
  background:linear-gradient(115deg,var(--main) 12%,#7dd3fc 46%,var(--accent) 92%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p.lead{
  color:var(--muted);font-size:1.02rem;max-width:600px;font-weight:400;
}
.btn-cyber{
  background:linear-gradient(120deg,var(--main),#3b82f6);
  color:#04121a;font-weight:800;border:none;
  padding:.8rem 1.7rem;border-radius:999px;
  box-shadow:0 14px 32px -12px rgba(6,182,212,.75);
  transition:.3s;
}
.btn-cyber:hover{transform:translateY(-3px);color:#04121a;box-shadow:0 20px 40px -14px rgba(6,182,212,.9)}
.btn-ghost{
  background:transparent;color:var(--text);
  border:1.5px solid rgba(236,72,153,.55);
  font-weight:700;padding:.8rem 1.7rem;border-radius:999px;transition:.3s;
}
.btn-ghost:hover{background:rgba(236,72,153,.14);color:#fff;border-color:var(--accent);transform:translateY(-3px)}
.hero-stats{display:flex;gap:2.2rem;margin-top:2.4rem;flex-wrap:wrap}
.hero-stat .num{
  font-size:2rem;font-weight:900;line-height:1;
  background:linear-gradient(120deg,var(--main),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-stat .lbl{font-size:.8rem;color:var(--muted);letter-spacing:.04em;margin-top:.3rem}

/* ---------- Section basics ---------- */
.section{padding:70px 0}
.section-head{margin-bottom:2.2rem}
.sec-tag{
  display:inline-flex;align-items:center;gap:.4rem;
  color:var(--accent);font-weight:800;font-size:.76rem;
  letter-spacing:.14em;text-transform:uppercase;margin-bottom:.55rem;
}
.sec-tag::before{content:"";width:26px;height:2px;background:var(--accent);border-radius:2px}
.section-head h2{
  font-size:clamp(1.55rem,3vw,2.3rem);margin:0;
}
.section-head h2 em{font-style:normal;color:var(--main)}
.section-head p{color:var(--muted);font-size:.94rem;margin:.6rem 0 0;max-width:660px}

/* ---------- Category pills ---------- */
.cat-grid{display:flex;flex-wrap:wrap;gap:.8rem}
.cat-pill{
  display:inline-flex;align-items:center;gap:.55rem;
  background:var(--card);border:1px solid rgba(6,182,212,.2);
  color:var(--text);font-weight:700;font-size:.92rem;
  padding:.62rem 1.25rem;border-radius:999px;
  transition:.28s;box-shadow:var(--shadow-soft);
}
.cat-pill i{color:var(--main);font-size:.9rem}
.cat-pill .cnt{font-size:.72rem;color:var(--muted);font-weight:600}
.cat-pill:hover{
  transform:translateY(-4px);
  border-color:var(--accent);
  background:linear-gradient(120deg,rgba(6,182,212,.16),rgba(236,72,153,.16));
  color:#fff;box-shadow:var(--shadow);
}

/* ---------- Poster cards + flip ---------- */
.poster-card{
  perspective:1400px;height:330px;
  cursor:pointer;
}
.poster-inner{
  position:relative;width:100%;height:100%;
  transform-style:preserve-3d;
  transition:transform .68s cubic-bezier(.4,.2,.2,1);
  border-radius:var(--radius-sm);
}
.poster-card.flipped .poster-inner{transform:rotateY(180deg)}
.poster-face{
  position:absolute;inset:0;
  backface-visibility:hidden;-webkit-backface-visibility:hidden;
  border-radius:var(--radius-sm);overflow:hidden;
  background:var(--card);
  box-shadow:var(--shadow-soft);
}
.poster-front img{
  width:100%;height:100%;object-fit:cover;display:block;
  transition:transform .6s ease;
}
.poster-front .mask{
  position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 32%,rgba(8,6,20,.55) 62%,rgba(8,6,20,.96) 100%);
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:.9rem .85rem;
  transition:opacity .35s;
}
.poster-front .p-title{
  font-weight:800;font-size:.95rem;line-height:1.3;margin-bottom:.25rem;
  color:#fff;
}
.poster-front .p-meta{
  font-size:.74rem;color:#a8c6e6;display:flex;gap:.5rem;flex-wrap:wrap;
  opacity:0;transform:translateY(8px);
  transition:.38s ease;
}
.poster-card:hover .poster-front img{transform:scale(1.09)}
.poster-card:hover .poster-front .p-meta{opacity:1;transform:translateY(0)}
.score-badge{
  position:absolute;top:.6rem;right:.6rem;
  background:linear-gradient(120deg,var(--accent),#f472b6);
  color:#fff;font-weight:900;font-size:.76rem;
  padding:.16rem .5rem;border-radius:8px;letter-spacing:.02em;
  box-shadow:0 6px 16px -6px rgba(236,72,153,.9);
}
.poster-back{
  transform:rotateY(180deg);
  background:linear-gradient(158deg,var(--card2),#120f2b 62%);
  border:1px solid rgba(6,182,212,.28);
  padding:.95rem .9rem;
  display:flex;flex-direction:column;
  overflow-y:auto;
}
.poster-back::-webkit-scrollbar{width:4px}
.poster-back::-webkit-scrollbar-thumb{background:rgba(6,182,212,.4);border-radius:4px}
.pb-title{font-weight:800;font-size:.95rem;color:#fff;line-height:1.3;margin-bottom:.35rem}
.pb-rating{color:var(--accent);font-weight:900;font-size:1.15rem;line-height:1;margin-bottom:.5rem}
.pb-rating small{font-size:.66rem;color:var(--muted);font-weight:600;margin-left:.2rem}
.pb-row{font-size:.72rem;color:var(--muted);margin-bottom:.22rem;line-height:1.5}
.pb-row b{color:var(--main);font-weight:700;margin-right:.22rem}
.pb-plot{
  font-size:.71rem;color:#b9d4ee;line-height:1.55;margin-top:.4rem;
  padding-top:.45rem;border-top:1px dashed rgba(6,182,212,.25);
}
.pb-close{
  align-self:flex-end;background:rgba(236,72,153,.18);
  border:1px solid rgba(236,72,153,.5);color:var(--accent);
  width:22px;height:22px;border-radius:50%;
  font-size:.62rem;display:flex;align-items:center;justify-content:center;
  cursor:pointer;margin-bottom:.3rem;transition:.2s;
}
.pb-close:hover{background:var(--accent);color:#fff}

/* ---------- Ranking ---------- */
.rank-list{display:grid;gap:.85rem}
.rank-item{
  display:flex;align-items:center;gap:1rem;
  background:var(--card);border:1px solid rgba(6,182,212,.14);
  border-radius:var(--radius-sm);padding:.8rem 1rem;
  transition:.28s;box-shadow:var(--shadow-soft);
}
.rank-item:hover{transform:translateX(6px);border-color:rgba(236,72,153,.45);background:var(--card2)}
.rank-no{
  width:38px;height:38px;border-radius:12px;flex-shrink:0;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:.95rem;color:#0c0a1a;
  background:rgba(224,242,254,.18);
}
.rank-item:nth-child(1) .rank-no{background:linear-gradient(135deg,#fde047,#f59e0b);color:#2a1a00;box-shadow:0 8px 20px -8px #f59e0b}
.rank-item:nth-child(2) .rank-no{background:linear-gradient(135deg,#e5e7eb,#9ca3af);color:#1f2937;box-shadow:0 8px 20px -8px #9ca3af}
.rank-item:nth-child(3) .rank-no{background:linear-gradient(135deg,#fb923c,#c2410c);color:#2a1000;box-shadow:0 8px 20px -8px #c2410c}
.rank-thumb{
  width:46px;height:62px;border-radius:10px;object-fit:cover;flex-shrink:0;
  background:#221d47;
}
.rank-body{flex:1;min-width:0}
.rank-body .rn{font-weight:800;font-size:.95rem;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-body .rt{font-size:.75rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.rank-heat{
  font-weight:900;font-size:1rem;color:var(--main);flex-shrink:0;
}
.rank-heat small{font-size:.62rem;color:var(--muted);display:block;text-align:right;font-weight:600}

/* ---------- Steps ---------- */
.steps{display:grid;gap:1rem}
.step-item{
  display:flex;gap:1.1rem;align-items:flex-start;
  background:var(--card);border:1px solid rgba(6,182,212,.14);
  border-radius:var(--radius);padding:1.25rem 1.35rem;
  box-shadow:var(--shadow-soft);transition:.28s;
}
.step-item:hover{border-color:rgba(6,182,212,.4);transform:translateY(-3px)}
.step-no{
  flex-shrink:0;width:42px;height:42px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  font-weight:900;font-size:1.05rem;color:#04121a;
  background:linear-gradient(135deg,var(--main),#22d3ee);
  box-shadow:0 10px 22px -10px rgba(6,182,212,.9);
}
.step-item h4{font-size:1rem;margin:0 0 .3rem;color:#fff}
.step-item p{margin:0;font-size:.87rem;color:var(--muted)}

/* ---------- Tip / knowledge cards ---------- */
.tips-card{
  background:linear-gradient(158deg,var(--card2),#100e26);
  border:1px solid rgba(6,182,212,.18);
  border-radius:var(--radius);padding:1.4rem 1.5rem;
  height:100%;box-shadow:var(--shadow-soft);
  transition:.3s;
}
.tips-card:hover{transform:translateY(-5px);box-shadow:var(--shadow);border-color:rgba(236,72,153,.4)}
.tips-card h3{
  font-size:1.05rem;color:#fff;margin-bottom:.9rem;
  display:flex;align-items:center;gap:.55rem;
}
.tips-card h3 i{color:var(--accent);font-size:.95rem}
.tips-card ul{margin:0;padding-left:1.05rem}
.tips-card li{font-size:.87rem;color:#b9d4ee;margin-bottom:.6rem;line-height:1.65}
.tips-card li b{color:var(--main)}

/* ---------- Topic / feature cards ---------- */
.topic-card{
  background:linear-gradient(150deg,var(--card2),#0f0d24);
  border:1px solid rgba(6,182,212,.16);
  border-radius:var(--radius);padding:1.5rem 1.5rem 1.6rem;
  height:100%;position:relative;overflow:hidden;transition:.3s;
}
.topic-card::after{
  content:"";position:absolute;right:-40px;top:-40px;
  width:130px;height:130px;border-radius:50%;
  background:radial-gradient(circle,rgba(236,72,153,.28),transparent 70%);
  pointer-events:none;
}
.topic-card:hover{transform:translateY(-6px);border-color:rgba(6,182,212,.5);box-shadow:var(--shadow)}
.topic-card .tc-icon{
  width:46px;height:46px;border-radius:14px;
  display:flex;align-items:center;justify-content:center;
  background:rgba(6,182,212,.14);color:var(--main);
  font-size:1.1rem;margin-bottom:.9rem;
}
.topic-card h3{font-size:1.05rem;color:#fff;margin-bottom:.5rem}
.topic-card p{font-size:.86rem;color:var(--muted);margin:0}
.topic-card .big{
  font-size:1.7rem;font-weight:900;color:var(--main);line-height:1.1;margin-top:.7rem;
}
.topic-card .big small{font-size:.7rem;color:var(--muted);font-weight:600;margin-left:.3rem}

/* ---------- Latest list ---------- */
.latest-item{
  display:flex;align-items:center;gap:.85rem;
  padding:.78rem .6rem;border-radius:14px;
  border-bottom:1px dashed rgba(6,182,212,.14);
  transition:.25s;
}
.latest-item:hover{background:rgba(6,182,212,.08);border-radius:14px;padding-left:.9rem}
.latest-dot{
  width:8px;height:8px;border-radius:50%;flex-shrink:0;
  background:var(--accent);box-shadow:0 0 10px var(--accent);
}
.latest-item .lt-name{flex:1;font-size:.89rem;color:#dbeafe;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.latest-item .lt-type{font-size:.72rem;color:var(--main);background:rgba(6,182,212,.12);padding:.1rem .5rem;border-radius:999px;flex-shrink:0}
.latest-item .lt-time{font-size:.72rem;color:var(--muted);flex-shrink:0}

/* ---------- Section band ---------- */
.band{
  background:linear-gradient(140deg,rgba(6,182,212,.1),rgba(236,72,153,.1));
  border-radius:var(--radius);padding:2.2rem 1.6rem;
  border:1px solid rgba(6,182,212,.2);
}

/* ---------- Friend links ---------- */
.friend-links{
  background:var(--card);border-radius:var(--radius);
  padding:1.4rem 1.6rem;border:1px solid rgba(6,182,212,.14);
}
.friend-links h3{font-size:.95rem;color:#fff;margin-bottom:.8rem;display:flex;align-items:center;gap:.5rem}
.friend-links h3 i{color:var(--main)}
.friend-links .fl-body{font-size:.84rem;color:var(--muted);line-height:1.9;word-break:break-all}

/* ---------- Footer ---------- */
footer{
  border-top:1px solid rgba(6,182,212,.16);
  padding:52px 0 26px;margin-top:30px;
  background:linear-gradient(180deg,transparent,rgba(6,182,212,.05));
}
footer h4{font-size:.98rem;color:#fff;margin-bottom:1rem}
footer p,footer a{font-size:.85rem;color:var(--muted)}
footer a{display:block;margin-bottom:.55rem;transition:.22s}
footer a:hover{color:var(--main);padding-left:4px}
.foot-brand{
  font-weight:900;font-size:1.15rem;display:inline-flex;align-items:center;gap:.45rem;
  background:linear-gradient(120deg,var(--main),var(--accent));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  margin-bottom:.7rem;
}
.foot-brand i{-webkit-text-fill-color:var(--main);color:var(--main)}
.copy{
  border-top:1px solid rgba(6,182,212,.12);margin-top:2rem;padding-top:1.2rem;
  font-size:.78rem;color:#6f89ab;text-align:center;
}

/* ---------- Animations ---------- */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.reveal.in{opacity:1;transform:none}

@media (max-width:991px){
  .poster-card{height:300px}
}
@media (max-width:767px){
  .hero{padding:60px 0 52px}
  .section{padding:52px 0}
  .hero-stats{gap:1.5rem}
  .hero-stat .num{font-size:1.6rem}
  .poster-card{height:290px}
  .rank-item{padding:.65rem .75rem;gap:.7rem}
  .rank-thumb{width:38px;height:52px}
}
@media (max-width:420px){
  .poster-card{height:270px}
  .cat-pill{font-size:.84rem;padding:.5rem 1rem}
}

/* --- 子页面追加 --- */
.guide-hero {padding:140px 0 60px;position:relative;overflow:hidden;}
.guide-hero::before {content:"";position:absolute;inset:0;background:
    radial-gradient(600px 300px at 15% 0%,rgba(6,182,212,.18),transparent 70%),
    radial-gradient(500px 280px at 85% 20%,rgba(236,72,153,.16),transparent 70%);
    pointer-events:none;}
.guide-hero .hero-inner {position:relative;z-index:2;}
.guide-h1 {font-weight:900;font-size:clamp(2rem,4.5vw,3.2rem);line-height:1.15;letter-spacing:-.02em;}
.guide-h1 span {background:linear-gradient(90deg,var(--main),var(--accent));-webkit-background-clip:text;background-clip:text;color:transparent;}
.guide-lead {color:var(--muted);font-size:1.05rem;max-width:720px;margin-top:18px;line-height:1.85;}
.guide-card {background:var(--card);border:1px solid rgba(6,182,212,.16);border-radius:var(--radius);padding:28px 26px;box-shadow:var(--shadow-soft);height:100%;transition:.3s;}
.guide-card:hover {transform:translateY(-4px);border-color:rgba(6,182,212,.4);box-shadow:var(--shadow);}
.guide-card .gc-icon {width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:1.35rem;color:#fff;background:linear-gradient(135deg,var(--main),var(--accent));margin-bottom:18px;}
.guide-card h3 {font-size:1.15rem;font-weight:800;margin-bottom:12px;color:var(--text);}
.guide-card p,.guide-card li {color:var(--muted);font-size:.95rem;line-height:1.8;}
.step-list {list-style:none;padding:0;margin:0;counter-reset:step;}
.step-list li {position:relative;padding:18px 0 18px 60px;border-bottom:1px dashed rgba(142,166,201,.18);counter-increment:step;}
.step-list li:last-child {border-bottom:none;}
.step-list li::before {content:counter(step);position:absolute;left:0;top:16px;width:40px;height:40px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-weight:800;color:#0c0a1a;background:linear-gradient(135deg,var(--main),var(--accent));}
.step-list strong {display:block;color:var(--text);font-size:1.02rem;margin-bottom:6px;font-weight:700;}
.step-list span {color:var(--muted);font-size:.93rem;line-height:1.8;}
.faq-item {background:var(--card2);border:1px solid rgba(6,182,212,.14);border-radius:var(--radius-sm);padding:22px 24px;margin-bottom:16px;transition:.3s;}
.faq-item:hover {border-color:rgba(236,72,153,.35);}
.faq-q {display:flex;align-items:flex-start;gap:12px;font-weight:700;color:var(--text);font-size:1.02rem;}
.faq-q i {color:var(--main);margin-top:3px;}
.faq-a {color:var(--muted);font-size:.94rem;line-height:1.85;margin-top:10px;padding-left:28px;}
.toc-box {background:linear-gradient(160deg,var(--card),var(--card2));border:1px solid rgba(6,182,212,.2);border-radius:var(--radius);padding:26px;position:sticky;top:100px;}
.toc-box h4 {font-size:.95rem;font-weight:800;letter-spacing:.06em;text-transform:uppercase;color:var(--main);margin-bottom:16px;}
.toc-box a {display:block;color:var(--muted);text-decoration:none;font-size:.93rem;padding:8px 12px;border-radius:10px;border-left:2px solid transparent;transition:.25s;}
.toc-box a:hover {color:var(--text);background:rgba(6,182,212,.1);border-left-color:var(--accent);}
.tip-band {background:linear-gradient(120deg,rgba(6,182,212,.14),rgba(236,72,153,.12));border:1px solid rgba(6,182,212,.25);border-radius:var(--radius);padding:26px 28px;display:flex;gap:18px;align-items:flex-start;}
.tip-band i {font-size:1.6rem;color:var(--main);margin-top:2px;}
.tip-band p {margin:0;color:var(--text);font-size:.96rem;line-height:1.85;}
.tip-band p b {color:var(--main);}
.sec-anchor {scroll-margin-top:110px;}
.guide-hero {padding:120px 0 40px;}
.toc-box {position:static;margin-bottom:32px;}

/* --- 子页面追加 --- */
/* 本页专属补充样式，沿用站点配色变量 */
.about-lead {
  font-size:1.05rem;color:var(--muted);line-height:1.95;max-width:820px;
}
.about-lead strong {color:var(--text);font-weight:600;}
.about-grid {
  display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
  gap:22px;margin-top:8px;
}
.about-card {
  background:linear-gradient(160deg,var(--card),var(--card2));
  border:1px solid rgba(6,182,212,.16);
  border-radius:var(--radius-sm);
  padding:26px 24px;
  box-shadow:var(--shadow-soft);
  transition:transform .28s ease,border-color .28s ease;
  height:100%;
}
.about-card:hover {transform:translateY(-5px);border-color:rgba(6,182,212,.45);}
.about-card .ab-ico {
  width:46px;height:46px;border-radius:14px;display:flex;align-items:center;justify-content:center;
  background:rgba(6,182,212,.14);color:var(--main);font-size:1.15rem;margin-bottom:16px;
}
.about-card h3 {
  font-size:1.08rem;font-weight:700;color:var(--text);margin-bottom:10px;line-height:1.5;
}
.about-card p {
  font-size:.94rem;color:var(--muted);line-height:1.85;margin:0;
}
.about-card p strong {color:var(--main);font-weight:600;}
.timeline {
  position:relative;margin-top:10px;padding-left:26px;
  border-left:2px solid rgba(6,182,212,.25);
}
.tl-item {position:relative;padding:0 0 30px 8px;}
.tl-item:last-child {padding-bottom:0;}
.tl-item::before {
  content:"";position:absolute;left:-35px;top:6px;width:14px;height:14px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 4px rgba(236,72,153,.18);
}
.tl-item h4 {
  font-size:1rem;font-weight:700;color:var(--text);margin-bottom:7px;
}
.tl-item p {font-size:.93rem;color:var(--muted);line-height:1.85;margin:0;}
.fact-list {list-style:none;padding:0;margin:14px 0 0;}
.fact-list li {
  display:flex;gap:12px;align-items:flex-start;
  font-size:.95rem;color:var(--muted);line-height:1.8;
  padding:12px 0;border-bottom:1px solid rgba(142,166,201,.13);
}
.fact-list li:last-child {border-bottom:0;}
.fact-list i {color:var(--main);margin-top:5px;font-size:.85rem;flex-shrink:0;}
.fact-list span strong {color:var(--text);font-weight:600;}
.about-cta {
  background:linear-gradient(135deg,rgba(6,182,212,.14),rgba(236,72,153,.12));
  border:1px solid rgba(6,182,212,.28);
  border-radius:var(--radius);
  padding:36px 30px;
  box-shadow:var(--shadow);
  text-align:center;
}
.about-cta h3 {
  font-size:1.35rem;font-weight:800;color:var(--text);margin-bottom:12px;line-height:1.5;
}
.about-cta p {
  color:var(--muted);font-size:.96rem;line-height:1.85;max-width:640px;margin:0 auto 22px;
}
.about-cta .btn-cyber {margin:6px 5px;}
.about-cta {padding:28px 20px;}
.about-lead {font-size:.98rem;}

/* --- 子页面追加 --- */
.legal-hero {padding:120px 0 60px;position:relative;overflow:hidden}
.legal-hero .hero-kicker {display:inline-flex;align-items:center;gap:.5rem;margin-bottom:1rem}
.legal-hero h1 {font-weight:800;font-size:clamp(1.9rem,4vw,3rem);line-height:1.25;margin-bottom:1rem}
.legal-hero p.lead-txt {color:var(--muted);max-width:760px;font-size:1.02rem;line-height:1.9}
.legal-meta {margin-top:1.6rem;display:flex;flex-wrap:wrap;gap:.6rem}
.legal-meta span {display:inline-flex;align-items:center;gap:.45rem;background:var(--card);border:1px solid rgba(6,182,212,.22);color:var(--muted);font-size:.82rem;padding:.45rem .9rem;border-radius:999px}
.legal-meta span i {color:var(--main)}
.legal-card {background:var(--card);border:1px solid rgba(6,182,212,.16);border-radius:var(--radius);padding:clamp(1.4rem,3vw,2.4rem);box-shadow:var(--shadow-soft);height:100%}
.legal-card h3 {font-size:1.18rem;font-weight:700;margin-bottom:.9rem;display:flex;align-items:center;gap:.65rem}
.legal-card h3 i {color:var(--accent);font-size:1rem}
.legal-card p,.legal-card li {color:var(--muted);line-height:1.95;font-size:.95rem}
.legal-card ul {padding-left:1.2rem;margin:0}
.legal-card li {margin-bottom:.5rem}
.legal-card li::marker {color:var(--main)}
.legal-toc {position:sticky;top:96px;background:var(--card2);border:1px solid rgba(236,72,153,.2);border-radius:var(--radius-sm);padding:1.3rem 1.2rem;box-shadow:var(--shadow-soft)}
.legal-toc h4 {font-size:.95rem;font-weight:700;margin-bottom:.9rem;color:var(--text);display:flex;align-items:center;gap:.5rem}
.legal-toc h4 i {color:var(--main)}
.legal-toc a {display:block;color:var(--muted);text-decoration:none;font-size:.88rem;padding:.42rem 0;border-bottom:1px dashed rgba(142,166,201,.18);transition:.2s}
.legal-toc a:last-child {border-bottom:none}
.legal-toc a:hover {color:var(--main);padding-left:.3rem}
.legal-note {background:linear-gradient(135deg,rgba(6,182,212,.12),rgba(236,72,153,.1));border:1px solid rgba(6,182,212,.28);border-radius:var(--radius-sm);padding:1.1rem 1.3rem;margin-top:1.2rem}
.legal-note p {margin:0;color:var(--text);font-size:.92rem;line-height:1.85}
.legal-note p i {color:var(--main);margin-right:.4rem}
.legal-cta {background:var(--card2);border:1px solid rgba(6,182,212,.2);border-radius:var(--radius);padding:clamp(1.6rem,3vw,2.6rem);box-shadow:var(--shadow);text-align:center}
.legal-cta h3 {font-weight:800;font-size:clamp(1.25rem,2.6vw,1.7rem);margin-bottom:.8rem}
.legal-cta p {color:var(--muted);max-width:620px;margin:0 auto 1.4rem;line-height:1.9}
.legal-toc {position:static;margin-bottom:1.6rem}

/* --- 子页面追加 --- */
/* 本页专属少量样式，其余复用站点样式表 */
  .contact-hero {padding:120px 0 60px;position:relative;overflow:hidden}
.contact-hero::before {content:"";position:absolute;inset:0;background:radial-gradient(600px 300px at 15% 20%,rgba(6,182,212,.18),transparent 70%),radial-gradient(500px 260px at 85% 10%,rgba(236,72,153,.15),transparent 70%);pointer-events:none}
.contact-hero .hero-inner {position:relative;z-index:1}
.contact-grid {display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.contact-card {background:var(--card);border:1px solid rgba(6,182,212,.18);border-radius:var(--radius-sm);padding:26px 24px;box-shadow:var(--shadow-soft);transition:transform .25s ease,border-color .25s ease;height:100%}
.contact-card:hover {transform:translateY(-4px);border-color:rgba(6,182,212,.45)}
.contact-card .cc-icon {width:50px;height:50px;display:flex;align-items:center;justify-content:center;border-radius:14px;background:linear-gradient(135deg,rgba(6,182,212,.22),rgba(236,72,153,.18));color:var(--main);font-size:1.25rem;margin-bottom:16px}
.contact-card h3 {font-size:1.05rem;font-weight:700;margin-bottom:8px;color:var(--text)}
.contact-card p {color:var(--muted);font-size:.9rem;line-height:1.7;margin-bottom:12px}
.contact-card .cc-mail {display:inline-block;color:var(--main);font-weight:600;font-size:.92rem;word-break:break-all;text-decoration:none}
.contact-card .cc-mail:hover {color:var(--accent)}
.mtag {display:inline-block;font-size:.72rem;letter-spacing:.04em;padding:4px 10px;border-radius:999px;background:rgba(6,182,212,.12);color:var(--main);border:1px solid rgba(6,182,212,.3);margin-bottom:14px}
.faq-item h3 {font-size:1rem;font-weight:700;color:var(--text);margin-bottom:8px;display:flex;gap:10px;align-items:flex-start}
.faq-item h3 i {color:var(--accent);font-size:.85rem;margin-top:5px}
.faq-item p {color:var(--muted);font-size:.9rem;line-height:1.8;margin:0}
.notice-box {background:linear-gradient(135deg,var(--card2),var(--card));border:1px solid rgba(236,72,153,.22);border-radius:var(--radius);padding:26px 28px;box-shadow:var(--shadow-soft)}
.notice-box h3 {font-size:1.05rem;font-weight:700;color:var(--text);margin-bottom:12px}
.notice-box ul {margin:0;padding-left:18px;color:var(--muted);font-size:.9rem;line-height:1.9}
.notice-box li::marker {color:var(--main)}
.mail-row {display:flex;align-items:center;gap:12px;flex-wrap:wrap;background:rgba(0,0,0,.25);border:1px dashed rgba(6,182,212,.35);border-radius:14px;padding:14px 18px;margin-top:6px}
.mail-row code {background:none;color:var(--main);font-family:'Inter',monospace;font-size:.92rem;word-break:break-all}
.resp-strip {display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:16px;margin-top:8px}
.resp-item {background:var(--card2);border:1px solid rgba(142,166,201,.14);border-radius:var(--radius-sm);padding:18px 20px;text-align:center}
.resp-item strong {display:block;font-size:1.5rem;font-weight:800;color:var(--main);margin-bottom:4px}
.resp-item span {color:var(--muted);font-size:.85rem}
.contact-hero {padding:96px 0 40px}