:root{
  --bg-deep:#070a16;
  --bg-night:#0b0f22;
  --bg-panel:#11162c;
  --bg-lift:#161c36;
  --line:rgba(120,150,255,.18);
  --cyan:#3ff0e0;
  --purple:#a06bff;
  --yellow:#ffe066;
  --text:#e8ecff;
  --text-soft:#a3abd0;
  --radius:16px;
  --gap:clamp(16px,3vw,32px);
  --font: "PingFang SC","Hiragino Sans GB","Microsoft YaHei",system-ui,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font);
  background:var(--bg-deep);
  color:var(--text);
  line-height:1.7;
  overflow-x:hidden;
  -webkit-text-size-adjust:100%;
}
img{display:block;max-width:100%;}
a{color:inherit;text-decoration:none;}
::-webkit-scrollbar{width:7px;height:7px;}
::-webkit-scrollbar-track{background:#0a0e1e;}
::-webkit-scrollbar-thumb{background:linear-gradient(180deg,var(--cyan),var(--purple));border-radius:8px;}

/* 顶部进度条 */
.progress-bar{
  position:fixed;top:0;left:0;height:3px;width:0;
  background:linear-gradient(90deg,var(--cyan),var(--purple),var(--yellow));
  z-index:999;box-shadow:0 0 10px var(--cyan);
}

/* 导航 */
.site-header{
  position:fixed;top:0;left:0;right:0;z-index:900;
  padding:14px clamp(16px,4vw,48px);
  display:flex;align-items:center;justify-content:space-between;
  transition:background .3s,backdrop-filter .3s,border-color .3s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(9,12,26,.78);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;letter-spacing:.5px;}
.brand img{height:34px;width:auto;border-radius:8px;}
.nav-links{display:flex;gap:22px;font-size:14px;color:var(--text-soft);}
.nav-links a{position:relative;transition:color .25s;}
.nav-links a:hover,.nav-links a.active{color:var(--cyan);}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-6px;height:2px;background:linear-gradient(90deg,var(--cyan),var(--purple));border-radius:2px;}
.nav-dl{
  font-size:14px;padding:8px 18px;border-radius:999px;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  color:#06101f;font-weight:700;white-space:nowrap;
}

/* 通用版块 */
section{position:relative;padding:clamp(48px,8vw,96px) clamp(16px,4vw,48px);}
.section-inner{max-width:1180px;margin:0 auto;position:relative;z-index:2;}
.section-label{
  display:flex;align-items:center;gap:10px;margin-bottom:18px;
  font-size:13px;letter-spacing:2px;color:var(--cyan);
}
.section-label .num{
  font-weight:800;padding:2px 12px;border-radius:6px;
  border:1px solid var(--line);background:rgba(63,240,224,.08);
  color:var(--cyan);font-size:13px;
}
h2{font-size:clamp(22px,3.4vw,34px);font-weight:800;line-height:1.35;margin-bottom:14px;
  background:linear-gradient(100deg,#fff,var(--cyan) 55%,var(--purple));
  -webkit-background-clip:text;background-clip:text;color:transparent;}
h3{font-size:clamp(16px,2.2vw,20px);font-weight:700;margin-bottom:8px;color:#fff;}
.lead{color:var(--text-soft);font-size:15px;max-width:640px;}
.card{
  background:var(--bg-panel);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:22px;
}
.divider{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent);}

/* 首屏 */
.hero{
  padding-top:120px;min-height:92vh;display:flex;align-items:center;
  background:
    radial-gradient(circle at 82% 18%,rgba(160,107,255,.22),transparent 46%),
    radial-gradient(circle at 12% 82%,rgba(63,240,224,.16),transparent 42%),
    var(--bg-deep);
  overflow:hidden;
}
.hero::before{
  content:"";position:absolute;inset:0;
  background-image:radial-gradient(rgba(120,160,255,.16) 1px,transparent 1px);
  background-size:26px 26px;opacity:.55;
  animation:driftingDots 26s linear infinite;
}
@keyframes driftingDots{from{background-position:0 0;}to{background-position:200px 260px;}}
.hero-inner{
  max-width:1180px;width:100%;margin:0 auto;position:relative;z-index:2;
  display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center;
  padding:clamp(24px,4vw,44px);
  border:1px solid var(--line);border-radius:24px;
  background:linear-gradient(160deg,rgba(17,22,44,.86),rgba(9,12,26,.72));
  backdrop-filter:blur(4px);
}
.hero-copy h1{font-size:clamp(30px,5vw,52px);line-height:1.24;font-weight:900;margin-bottom:16px;
  background:linear-gradient(110deg,#fff 10%,var(--cyan) 52%,var(--purple) 96%);
  -webkit-background-clip:text;background-clip:text;color:transparent;}
.hero-copy .lead{font-size:clamp(15px,1.8vw,17px);max-width:520px;}
.hero-tags{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 28px;}
.hero-tags span{
  font-size:13px;padding:5px 14px;border-radius:999px;
  border:1px solid var(--line);color:var(--cyan);background:rgba(63,240,224,.06);
}
.cta-row{display:flex;flex-wrap:wrap;gap:14px;}
.btn-primary{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 30px;border-radius:999px;font-weight:800;font-size:15px;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  color:#06101f;position:relative;overflow:hidden;
  box-shadow:0 0 22px rgba(63,240,224,.32);
}
.btn-primary::after{
  content:"";position:absolute;top:0;left:-60%;width:40%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.55),transparent);
  transform:skewX(-20deg);animation:btnSweep 3.2s infinite;
}
@keyframes btnSweep{0%{left:-60%;}55%{left:130%;}100%{left:130%;}}
.btn-ghost{
  display:inline-flex;align-items:center;gap:8px;
  padding:13px 26px;border-radius:999px;font-size:15px;
  border:1px solid rgba(160,107,255,.5);color:#fff;background:rgba(160,107,255,.08);
}
.btn-ghost:hover{border-color:var(--cyan);color:var(--cyan);}

/* 分镜格 */
.storyboard{position:relative;height:430px;}
.frame{
  position:absolute;border-radius:14px;overflow:hidden;
  border:1px solid rgba(63,240,224,.35);
  box-shadow:0 14px 40px rgba(0,0,0,.55);
  background:#0e1428;
}
.frame img{width:100%;height:100%;object-fit:cover;}
.frame .tag{
  position:absolute;top:8px;left:8px;font-size:11px;padding:2px 9px;border-radius:6px;
  background:rgba(6,12,26,.78);color:var(--cyan);border:1px solid rgba(63,240,224,.4);
}
.f1{width:54%;height:64%;top:0;left:4%;transform:rotate(-3deg);animation:floatA 7s ease-in-out infinite;}
.f2{width:46%;height:56%;top:18%;right:0;transform:rotate(3.5deg);animation:floatB 8.5s ease-in-out infinite;}
.f3{width:44%;height:42%;bottom:0;left:16%;transform:rotate(-1.5deg);animation:floatA 9.5s ease-in-out infinite reverse;}
@keyframes floatA{0%,100%{transform:translateY(0) rotate(-3deg);}50%{transform:translateY(-14px) rotate(-3deg);}}
@keyframes floatB{0%,100%{transform:translateY(0) rotate(3.5deg);}50%{transform:translateY(-18px) rotate(3.5deg);}}

/* 流程 */
.process-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;margin-top:34px;}
.step{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  padding:18px 16px;text-align:center;position:relative;
}
.step .dot{
  width:34px;height:34px;margin:0 auto 12px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:rgba(63,240,224,.1);border:1px solid rgba(63,240,224,.4);
  color:var(--cyan);font-weight:800;font-size:14px;
  animation:pulseDot 2.6s ease-in-out infinite;
}
@keyframes pulseDot{0%,100%{box-shadow:0 0 0 0 rgba(63,240,224,.35);}50%{box-shadow:0 0 0 10px rgba(63,240,224,0);}}
.step p{font-size:13px;color:var(--text-soft);line-height:1.6;}
.step h3{font-size:15px;}

/* 角色图鉴 */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:30px;}
.char-card{
  background:var(--bg-panel);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:transform .3s,border-color .3s;
}
.char-card:hover{transform:translateY(-6px) rotate(-.6deg);border-color:rgba(63,240,224,.5);}
.char-card img{width:100%;aspect-ratio:3/4;object-fit:cover;}
.char-body{padding:16px 18px;}
.char-body .role{font-size:12px;color:var(--yellow);letter-spacing:1px;}
.char-body .line{font-size:13px;color:var(--text-soft);margin-top:8px;border-left:2px solid var(--purple);padding-left:10px;}
.char-body .model{display:inline-block;margin-top:12px;font-size:12px;padding:2px 10px;border-radius:999px;border:1px solid var(--line);color:var(--cyan);}

/* 横向滚动带 */
.marquee-wrap{overflow:hidden;margin-top:30px;position:relative;}
.marquee-track{display:flex;gap:18px;width:max-content;animation:marquee 38s linear infinite;}
.marquee-wrap:hover .marquee-track{animation-play-state:paused;}
@keyframes marquee{from{transform:translateX(0);}to{transform:translateX(-50%);}}
.style-card{
  width:250px;flex:0 0 auto;background:var(--bg-panel);
  border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
}
.style-card img{width:100%;aspect-ratio:4/3;object-fit:cover;}
.style-card .sb{padding:14px 16px;}
.style-card h3{font-size:16px;}
.style-card p{font-size:13px;color:var(--text-soft);}

/* 工坊交替 */
.alt-row{display:grid;grid-template-columns:1fr 1fr;gap:var(--gap);align-items:center;margin-top:28px;}
.alt-row img{width:100%;border-radius:var(--radius);border:1px solid var(--line);aspect-ratio:16/10;object-fit:cover;transition:transform .4s;}
.alt-row img:hover{transform:scale(1.03);}

/* 放映厅轮播 */
.reel{
  margin-top:30px;border:1px solid var(--line);border-radius:var(--radius);
  background:var(--bg-panel);padding:18px;position:relative;overflow:hidden;
}
.reel-track{display:flex;transition:transform .55s ease;}
.reel-slide{min-width:100%;display:grid;grid-template-columns:1.2fr 1fr;gap:22px;align-items:center;}
.reel-slide img{width:100%;aspect-ratio:16/10;object-fit:cover;border-radius:12px;border:1px solid var(--line);}
.reel-slide blockquote{font-size:15px;color:var(--text-soft);border-left:3px solid var(--cyan);padding-left:14px;margin:12px 0;}
.reel-dots{display:flex;gap:8px;justify-content:center;margin-top:16px;}
.reel-dots button{width:9px;height:9px;border-radius:50%;border:none;background:rgba(160,160,200,.35);cursor:pointer;transition:all .3s;}
.reel-dots button.on{width:24px;border-radius:6px;background:linear-gradient(90deg,var(--cyan),var(--purple));}
.reel-nav{display:flex;gap:10px;margin-top:14px;justify-content:center;}
.reel-nav button{
  background:transparent;border:1px solid var(--line);color:var(--text-soft);
  border-radius:8px;padding:6px 16px;cursor:pointer;font-size:13px;font-family:inherit;
}
.reel-nav button:hover{color:var(--cyan);border-color:var(--cyan);}

/* 数据横幅 */
.stats-band{
  position:relative;background:linear-gradient(120deg,#0a0e22,#141a35 60%,#0a0e22);
  border-top:1px solid var(--line);border-bottom:1px solid var(--line);overflow:hidden;
}
.stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--gap);margin-top:28px;}
.stat-cell{text-align:center;padding:20px 12px;border:1px solid var(--line);border-radius:var(--radius);background:rgba(17,22,44,.6);}
.stat-cell .big{font-size:clamp(24px,3.4vw,38px);font-weight:900;color:var(--cyan);line-height:1.2;}
.stat-cell .cap{font-size:13px;color:var(--text-soft);margin-top:6px;}

/* 评论墙 */
.echo-marquee{overflow:hidden;margin-top:24px;}
.echo-track{display:flex;gap:14px;width:max-content;animation:marquee 46s linear infinite;}
.echo-track.reverse{animation-direction:reverse;margin-top:14px;}
.echo-marquee:hover .echo-track{animation-play-state:paused;}
.echo-card{
  width:260px;flex:0 0 auto;background:var(--bg-panel);
  border:1px solid var(--line);border-radius:14px;padding:16px;
}
.echo-card .who{font-size:13px;color:var(--cyan);font-weight:700;margin-bottom:6px;}
.echo-card p{font-size:13px;color:var(--text-soft);}
.echo-card .stars{color:var(--yellow);font-size:12px;margin-top:8px;letter-spacing:2px;}

/* 提示词卡片 */
.prompt-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:30px;}
.prompt-card{
  background:var(--bg-lift);border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;transition:border-color .3s,transform .3s;
}
.prompt-card:hover{border-color:rgba(160,107,255,.55);transform:translateY(-4px);}
.prompt-card img{width:100%;aspect-ratio:5/3;object-fit:cover;}
.prompt-card .pb{padding:16px;}
.prompt-card h3{font-size:15px;}
.prompt-card p{font-size:13px;color:var(--text-soft);}

/* 排期 */
.sched-list{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--gap);margin-top:30px;}
.sched-item{
  display:flex;gap:14px;align-items:center;background:var(--bg-panel);
  border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px;
}
.sched-item img{width:64px;height:84px;object-fit:cover;border-radius:8px;flex:0 0 auto;}
.sched-item .date{font-size:12px;color:var(--cyan);}
.sched-item h3{font-size:15px;margin-bottom:4px;}

/* FAQ */
.faq-list{margin-top:28px;display:flex;flex-direction:column;gap:12px;}
.faq-item{border:1px solid var(--line);border-radius:12px;background:var(--bg-panel);overflow:hidden;}
.faq-q{
  width:100%;text-align:left;padding:16px 20px;background:transparent;border:none;
  color:#fff;font-size:15px;font-weight:600;font-family:inherit;cursor:pointer;
  display:flex;justify-content:space-between;align-items:center;gap:12px;
}
.faq-q .ico{color:var(--cyan);transition:transform .3s;flex:0 0 auto;}
.faq-item.open .faq-q .ico{transform:rotate(45deg);}
.faq-a{max-height:0;overflow:hidden;transition:max-height .35s ease;color:var(--text-soft);font-size:14px;}
.faq-a p{padding:0 20px 18px;}

/* 尾声 */
.final-cta{
  border-radius:24px;padding:clamp(30px,5vw,58px);text-align:center;
  background:linear-gradient(135deg,rgba(63,240,224,.16),rgba(160,107,255,.2));
  border:1px solid rgba(63,240,224,.3);position:relative;overflow:hidden;
}
.final-cta h2{margin-bottom:12px;}
.final-cta p{color:var(--text-soft);max-width:560px;margin:0 auto 24px;}

/* 页脚 */
.site-footer{
  padding:36px clamp(16px,4vw,48px) 28px;border-top:1px solid var(--line);
  background:#060913;font-size:12px;color:#6b7292;
}
.footer-cols{
  max-width:1180px;margin:0 auto;display:grid;grid-template-columns:repeat(4,1fr);gap:28px;
  padding-bottom:24px;
}
.footer-cols h4{font-size:13px;color:#a3abd0;margin-bottom:10px;font-weight:600;}
.footer-cols a{display:block;color:#6b7292;line-height:2;transition:color .25s;}
.footer-cols a:hover{color:var(--cyan);}
.footer-bottom{
  max-width:1180px;margin:0 auto;padding-top:18px;border-top:1px solid rgba(120,150,255,.1);
  display:flex;flex-wrap:wrap;gap:8px 20px;justify-content:space-between;align-items:center;
}
.footer-bottom a{color:#7c85a5;text-decoration:underline;}
.footer-bottom a:hover{color:var(--cyan);}

/* 浮动助手 */
.assist-btn{
  position:fixed;right:20px;bottom:24px;z-index:950;
  width:54px;height:54px;border-radius:50%;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--cyan),var(--purple));
  color:#06101f;font-size:22px;font-weight:800;
  box-shadow:0 8px 28px rgba(63,240,224,.4);
}
.assist-panel{
  position:fixed;right:20px;bottom:90px;z-index:950;width:min(320px,calc(100vw - 40px));
  background:rgba(17,22,44,.9);backdrop-filter:blur(16px);
  border:1px solid rgba(63,240,224,.35);border-radius:16px;padding:20px;
  transform:scale(.9);opacity:0;pointer-events:none;transition:transform .28s,opacity .28s;
}
.assist-panel.show{transform:scale(1);opacity:1;pointer-events:auto;}
.assist-panel h3{font-size:16px;margin-bottom:8px;}
.assist-panel p{font-size:13px;color:var(--text-soft);margin-bottom:14px;}
.assist-panel a{display:block;text-align:center;padding:10px;border-radius:10px;background:linear-gradient(135deg,var(--cyan),var(--purple));color:#06101f;font-weight:700;font-size:14px;}

/* 响应式 */
@media (max-width:1024px){
  .hero-inner{grid-template-columns:1fr;gap:34px;}
  .storyboard{height:360px;}
  .process-grid{grid-template-columns:repeat(3,1fr);}
  .grid-3{grid-template-columns:repeat(2,1fr);}
  .prompt-grid,.sched-list{grid-template-columns:repeat(2,1fr);}
  .stat-grid{grid-template-columns:repeat(2,1fr);}
  .footer-cols{grid-template-columns:repeat(2,1fr);}
  .nav-links{display:none;}
}
@media (max-width:768px){
  .hero{padding-top:100px;}
  .storyboard{height:300px;}
  .f1{width:60%;height:62%;}
  .f2{width:52%;height:52%;top:22%;}
  .f3{width:50%;height:38%;left:10%;}
  .process-grid{grid-template-columns:1fr 1fr;}
  .grid-3{grid-template-columns:1fr;}
  .prompt-grid,.sched-list,.stat-grid{grid-template-columns:1fr;}
  .reel-slide{grid-template-columns:1fr;}
  .alt-row{grid-template-columns:1fr;}
  .alt-row.rev .alt-text{order:-1;}
  .footer-cols{grid-template-columns:1fr 1fr;}
  .cta-row .btn-primary,.cta-row .btn-ghost{width:100%;justify-content:center;}
  .nav-dl{font-size:13px;padding:7px 14px;}
}
@media (prefers-reduced-motion:reduce){
  *{animation-duration:.001ms !important;animation-iteration-count:1 !important;transition-duration:.001ms !important;scroll-behavior:auto !important;}
}