@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@400;500;600;700&family=Josefin+Sans:wght@300;400;500;600;700&display=swap');

:root{
  --ink:#1a1a2e;
  --ink-deep:#120f22;
  --red:#ff0000;
  --mag:#ff006e;
  --paper:#f4edf7;
  --dim:#c0b6d0;
  --line:rgba(255,0,110,.3);
  --glass:rgba(255,255,255,.05);
  --serif:'Cinzel','Songti SC','Noto Serif SC',Georgia,serif;
  --sans:'Josefin Sans','PingFang SC','Hiragino Sans GB','Microsoft YaHei',system-ui,sans-serif;
}

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

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

body{
  margin:0;
  overflow-x:hidden;
  font-family:var(--sans);
  font-size:17px;
  line-height:1.75;
  color:var(--paper);
  background-color:var(--ink);
  background-image:
    radial-gradient(900px 520px at 82% -6%, rgba(255,0,110,.22), transparent 62%),
    radial-gradient(760px 480px at 4% 8%, rgba(255,0,0,.14), transparent 60%),
    linear-gradient(rgba(255,0,110,.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,0,110,.055) 1px, transparent 1px);
  background-size:auto, auto, 44px 44px, 44px 44px;
  background-attachment:fixed, fixed, scroll, scroll;
}

/* CRT 扫描线 + 暗角 */
body::before{
  content:'';
  position:fixed;
  inset:0;
  z-index:70;
  pointer-events:none;
  background:repeating-linear-gradient(to bottom, rgba(255,255,255,.05) 0 1px, transparent 1px 3px);
  opacity:.6;
}
body::after{
  content:'';
  position:fixed;
  inset:0;
  z-index:69;
  pointer-events:none;
  background:radial-gradient(120% 90% at 50% 40%, transparent 55%, rgba(10,8,20,.72) 100%);
}

a{color:#ffa6c8;text-underline-offset:3px;text-decoration-color:rgba(255,0,110,.55)}
a:hover{color:#fff}
:focus-visible{outline:2px solid var(--mag);outline-offset:3px}

img{max-width:100%;height:auto}

.cta{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:.5rem 1rem;
  border-radius:8px;
  font-weight:700;
  font-size:.95rem;
  letter-spacing:.06em;
  color:#160a1e;
  text-decoration:none;
  background:linear-gradient(100deg,var(--red),var(--mag));
  box-shadow:0 0 18px rgba(255,0,110,.45), inset 0 0 0 1px rgba(255,255,255,.28);
}
.cta:hover{color:#0d0512;filter:brightness(1.12)}
.cta.xl{min-height:52px;padding:.7rem 1.7rem;font-size:1.05rem;border-radius:10px}

/* 顶部：品牌行 + 菜单行 */
.mast{
  position:relative;
  z-index:50;
  padding:0 1.1rem;
  background:linear-gradient(180deg, rgba(18,15,34,.94), rgba(18,15,34,.6));
  border-bottom:1px solid var(--line);
  backdrop-filter:blur(8px);
}
.brandbar{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  max-width:1180px;
  margin:0 auto;
  padding:.85rem 0 .6rem;
  border-bottom:1px dashed rgba(255,0,110,.22);
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:.6rem;
  min-height:44px;
  text-decoration:none;
  color:var(--paper);
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(1.35rem,4.6vw,1.9rem);
  letter-spacing:.16em;
  text-shadow:0 0 10px rgba(255,0,110,.85), 0 0 26px rgba(255,0,0,.5);
}
.brand .mark{width:38px;height:38px;border-radius:8px;border:1px solid var(--line)}
.menu-row{max-width:1180px;margin:0 auto;padding:.35rem 0 .55rem}
.menu-row nav{overflow-x:auto;scrollbar-width:thin}
.menu-list,.drop,.rail-list{list-style:none;margin:0;padding:0}
.menu-list{display:flex;align-items:center;gap:.15rem}
.menu-list > li{animation:rise .5s both}
.menu-list > li:nth-child(2){animation-delay:.05s}
.menu-list > li:nth-child(3){animation-delay:.1s}
.menu-list > li:nth-child(4){animation-delay:.15s}
.menu-list a{
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:.35rem .7rem;
  white-space:nowrap;
  border-radius:8px;
  color:var(--dim);
  text-decoration:none;
  font-size:.95rem;
  letter-spacing:.04em;
  border:1px solid transparent;
}
.menu-list a:hover,.menu-list a:focus-visible{
  color:#fff;
  border-color:var(--line);
  background:var(--glass);
  text-shadow:0 0 12px rgba(255,0,110,.9);
}
.grp-top{color:#ffd7e6 !important}

/* 主体骨架：左 aside 目录 + 右正文 */
.shell{
  display:grid;
  grid-template-columns:1fr;
  gap:1.6rem;
  max-width:1180px;
  margin:0 auto;
  padding:0 1.1rem 3rem;
}
main{min-width:0}

/* Hero */
.hero{
  position:relative;
  display:grid;
  gap:1.4rem;
  align-items:center;
  min-height:45vh;
  padding:1.8rem 0 2.4rem;
}
.hero::after{
  content:'';
  position:absolute;
  left:0;right:0;bottom:0;
  height:6px;
  background:linear-gradient(90deg,var(--red),var(--mag) 55%,transparent);
  transform:skewY(-1.4deg);
  transform-origin:left center;
  box-shadow:0 0 18px rgba(255,0,110,.55);
}
.hero-copy{min-width:0}
.tag{
  display:inline-block;
  font-size:.72rem;
  letter-spacing:.34em;
  color:var(--mag);
  padding:.15rem .1rem .35rem;
}
h1{
  position:relative;
  margin:0 0 .5rem;
  font-family:var(--serif);
  font-weight:700;
  font-size:clamp(1.85rem,6.2vw,3.1rem);
  line-height:1.16;
  letter-spacing:.02em;
  text-shadow:0 0 14px rgba(255,0,110,.8), 0 0 42px rgba(255,0,0,.45);
}
h1::after{
  content:attr(data-text);
  position:absolute;
  left:2px;top:0;
  color:var(--mag);
  opacity:.7;
  clip-path:polygon(0 0,100% 0,100% 48%,0 48%);
  animation:glitch 6.5s steps(1) infinite;
  pointer-events:none;
}
.lede{margin:0 0 1.1rem;max-width:46ch;color:var(--dim);font-size:1rem}
.hero-act{margin:0}

.hero-art{
  position:relative;
  aspect-ratio:16/9;
  overflow:hidden;
  border-radius:10px;
  border:1px solid var(--line);
  background:
    radial-gradient(circle at 72% 28%, rgba(255,0,110,.32), transparent 62%),
    linear-gradient(160deg,#241a3f,#100d1e);
  box-shadow:inset 0 0 60px rgba(255,0,110,.2), 0 0 24px rgba(255,0,110,.16);
}
.hero-art::before{
  content:'';
  position:absolute;
  inset:-12% 0 0;
  background-image:
    linear-gradient(rgba(255,0,110,.22) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,0,110,.22) 1px, transparent 1px);
  background-size:28px 28px;
  transform:perspective(340px) rotateX(54deg);
  transform-origin:top center;
  opacity:.6;
}
.hero-img{
  position:relative;
  z-index:2;
  display:block;
  width:100%;height:100%;
  object-fit:cover;
}
.pix{position:absolute;z-index:3;width:9px;height:9px;background:var(--red);box-shadow:0 0 12px var(--red)}
.pix.p1{top:14%;left:12%}
.pix.p2{top:62%;right:16%;background:var(--mag);box-shadow:0 0 12px var(--mag);width:13px;height:13px}
.pix.p3{bottom:16%;left:38%;background:#fff;box-shadow:0 0 14px var(--mag);width:6px;height:6px}

/* 正文区块 */
section > div{
  position:relative;
  padding:2.4rem 0;
  border-top:1px solid rgba(255,255,255,.08);
  scroll-margin-top:1.4rem;
}
section > div.hero{border-top:0;padding-top:0}
section h2,section h3{
  font-family:var(--serif);
  line-height:1.38;
  letter-spacing:.02em;
  text-shadow:0 0 12px rgba(255,0,110,.45);
}
section h2{margin:.2rem 0 .8rem;font-size:clamp(1.3rem,3.8vw,1.85rem)}
section h3{margin:1.3rem 0 .5rem;font-size:clamp(1.12rem,3vw,1.4rem)}
section p{margin:0 0 1rem;max-width:70ch}
section small{
  display:block;
  font-size:.74rem;
  letter-spacing:.3em;
  color:var(--mag);
  padding-bottom:.3rem;
}
section ul,section ol{padding-left:1.3rem;max-width:70ch}
section li{margin:.4rem 0}
section strong{color:#fff}
section blockquote{
  margin:1.2rem 0;
  padding:.9rem 1.1rem;
  border-left:3px solid var(--mag);
  border-radius:0 10px 10px 0;
  background:var(--glass);
  color:var(--dim);
}
section img{border-radius:10px;border:1px solid var(--line);margin:.6rem 0}
section table{width:100%;border-collapse:collapse;font-size:.95rem}
section th,section td{border:1px solid rgba(255,255,255,.14);padding:.5rem .6rem;text-align:left}

/* 左侧目录 */
.rail{
  padding:1rem .85rem;
  border-radius:10px;
  border:1px solid var(--line);
  background:var(--glass);
  backdrop-filter:blur(10px);
  box-shadow:inset 0 0 26px rgba(255,0,110,.08);
}
.eyebrow{display:block;font-size:.7rem;letter-spacing:.3em;color:var(--mag);padding-bottom:.2rem}
.rail-h{
  margin:0 0 .55rem;
  font-family:var(--serif);
  font-size:1.02rem;
  letter-spacing:.08em;
  text-shadow:0 0 10px rgba(255,0,110,.5);
}
.rail-list{counter-reset:rail}
.rail-list li{counter-increment:rail}
.rail-list a{
  display:flex;
  align-items:center;
  gap:.45rem;
  min-height:44px;
  padding:.25rem .35rem;
  border-radius:8px;
  color:var(--dim);
  text-decoration:none;
  font-size:.9rem;
  border-left:2px solid rgba(255,0,110,.28);
}
.rail-list a::before{
  content:counter(rail,decimal-leading-zero);
  font-size:.72rem;
  letter-spacing:.06em;
  color:var(--mag);
  opacity:.85;
}
.rail-list a:hover,.rail-list a:focus-visible{
  color:#fff;
  background:rgba(255,0,110,.12);
  border-left-color:var(--mag);
}

/* 页脚 */
footer{
  display:grid;
  grid-template-columns:1fr;
  gap:1.1rem;
  max-width:1180px;
  margin:2.4rem auto 0;
  padding:2.2rem 1.1rem 2.6rem;
  border-top:1px solid var(--line);
  background:linear-gradient(180deg, rgba(18,15,34,.5), rgba(18,15,34,.9));
}
footer p{margin:0}
.f-brand{display:flex;flex-direction:column;gap:.4rem;color:var(--dim);font-size:.92rem;max-width:46ch}
.f-brand strong{
  font-family:var(--serif);
  font-size:1.15rem;
  letter-spacing:.16em;
  color:var(--paper);
  text-shadow:0 0 12px rgba(255,0,110,.7);
}
.f-links{display:flex;flex-wrap:wrap;gap:.1rem .2rem}
.f-links a{
  display:inline-flex;
  align-items:center;
  min-height:40px;
  padding:0 .55rem;
  border-radius:8px;
  color:var(--dim);
  text-decoration:none;
  font-size:.9rem;
}
.f-links a:hover,.f-links a:focus-visible{color:#fff;background:rgba(255,0,110,.14)}
.f-cta{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:1.2rem 1.1rem;
  border-radius:10px;
  border:1px solid var(--line);
  background:
    radial-gradient(420px 160px at 12% 0%, rgba(255,0,110,.24), transparent 70%),
    var(--glass);
  backdrop-filter:blur(10px);
}
.f-cta strong{
  font-family:var(--serif);
  font-size:clamp(1.05rem,3.4vw,1.5rem);
  line-height:1.35;
  max-width:26ch;
  text-shadow:0 0 14px rgba(255,0,110,.6);
}
.f-bottom{
  display:flex;
  flex-wrap:wrap;
  align-items:center;
  justify-content:space-between;
  gap:.6rem;
  padding-top:.7rem;
  border-top:1px dashed rgba(255,0,110,.24);
  font-size:.82rem;
  color:var(--dim);
}
.f-bottom a{color:var(--dim);display:inline-flex;align-items:center;min-height:40px;padding:0 .3rem}

/* 回到顶部 */
.totop{
  position:fixed;
  right:.9rem;
  bottom:.9rem;
  z-index:65;
  display:inline-flex;
  align-items:center;
  min-height:44px;
  padding:.4rem .85rem;
  border-radius:10px;
  border:1px solid var(--line);
  background:rgba(18,15,34,.9);
  color:var(--paper);
  font-size:.85rem;
  text-decoration:none;
  opacity:0;
  visibility:hidden;
  transition:opacity .3s ease, visibility .3s ease;
}
.totop.on{opacity:1;visibility:visible}

/* 滚动显现 */
.js section > div.reveal{opacity:0;transform:translateY(16px)}
.js section > div.reveal.in{
  opacity:1;
  transform:none;
  transition:opacity .6s ease, transform .6s cubic-bezier(.2,.7,.3,1);
}

@keyframes rise{from{opacity:0;transform:translateY(-7px)}to{opacity:1;transform:none}}
@keyframes glitch{
  0%,90%,100%{transform:translate(0,0)}
  91%{transform:translate(-3px,1px)}
  93%{transform:translate(3px,-1px)}
  95%{transform:translate(-2px,0)}
  97%{transform:translate(2px,1px)}
}

@media (min-width:760px){
  .hero{grid-template-columns:1.05fr .95fr;gap:2rem;padding:2.2rem 0 2.8rem}
  .hero-art{aspect-ratio:16/11}
  footer{grid-template-columns:minmax(0,1fr) auto;align-items:start;gap:1.4rem 2rem}
  .f-links{grid-column:2;justify-content:flex-end;max-width:340px}
  .f-cta,.f-bottom{grid-column:1 / -1}
}

@media (max-width:899px){
  .grp,.drop{display:contents}
}

@media (min-width:900px){
  .shell{grid-template-columns:212px minmax(0,1fr);gap:2.6rem;align-items:start}
  main{grid-column:2;grid-row:1}
  .rail{grid-column:1;grid-row:1;position:sticky;top:1.2rem}
  .grp{position:relative}
  .grp-top::after{content:"\25BE";margin-left:.35rem;font-size:.78em;color:var(--mag)}
  .drop{
    position:absolute;
    top:100%;
    left:0;
    z-index:48;
    min-width:212px;
    display:none;
    padding:.4rem;
    border-radius:10px;
    border:1px solid var(--line);
    background:rgba(18,15,34,.97);
    box-shadow:0 16px 34px rgba(0,0,0,.6);
  }
  .grp:hover > .drop,
  .grp:focus-within > .drop{display:block}
  .drop a{min-height:42px;padding:.3rem .6rem;color:var(--dim)}
}

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none !important;transition:none !important}
  .js section > div.reveal{opacity:1;transform:none}
}

button[aria-expanded]{min-width:44px;min-height:44px}