/* ============================================================
   天辰娱乐 TIANCHEN AI FILMS · 深空星幕主题
   Deep Space Cinema Theme v1
   配色: 深空紫黑 #0a0b14 + 星紫 #7c5cff / 极光青 #22d3ee
   ============================================================ */

:root{
  --bg: #0a0b14;
  --bg-alt: #10121f;
  --bg-deep: #07080f;
  --card: #14172a;
  --card-2: #1a1e36;
  --violet: #7c5cff;
  --violet-deep: #5b3df0;
  --cyan: #22d3ee;
  --coral: #ff6b81;
  --grad: linear-gradient(120deg, #7c5cff 0%, #22d3ee 100%);
  --grad-soft: linear-gradient(120deg, rgba(124,92,255,.16), rgba(34,211,238,.12));
  --text: #eceefb;
  --dim: #9aa2bd;
  --dim2: #6b7290;
  --line: rgba(139,122,255,.16);
  --line-strong: rgba(139,122,255,.38);
  --radius: 16px;
  --shadow: 0 26px 60px -28px rgba(90,60,240,.5);
  --wrap: 1180px;
  --font: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Source Han Sans SC", "Noto Sans CJK SC", Arial, sans-serif;
}

*{ margin:0; padding:0; box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.75;
  font-size: 16px;
  overflow-x: hidden;
}
body::before{
  content:""; position:fixed; inset:0; pointer-events:none; z-index:0;
  background:
    radial-gradient(560px 320px at 12% 6%, rgba(124,92,255,.14), transparent 65%),
    radial-gradient(640px 380px at 88% 22%, rgba(34,211,238,.10), transparent 65%),
    radial-gradient(520px 420px at 50% 105%, rgba(124,92,255,.10), transparent 70%);
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; }
::selection{ background:rgba(124,92,255,.45); color:#fff; }
::-webkit-scrollbar{ width:10px; }
::-webkit-scrollbar-track{ background:var(--bg-deep); }
::-webkit-scrollbar-thumb{ background:#272c49; border-radius:6px; }
::-webkit-scrollbar-thumb:hover{ background:#343a63; }

.wrap{ width:100%; max-width:var(--wrap); margin:0 auto; padding:0 22px; position:relative; z-index:1; }

/* ---------- 按钮 ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:8px;
  padding:13px 30px; border-radius:999px; font-size:15px; font-weight:600;
  letter-spacing:.02em; cursor:pointer; border:1px solid transparent;
  transition:transform .25s ease, box-shadow .25s ease, background .25s ease, border-color .25s ease, color .25s ease;
  white-space:nowrap;
}
.btn-primary{
  background: var(--grad); color:#fff;
  box-shadow: 0 14px 34px -14px rgba(124,92,255,.75);
}
.btn-primary:hover{ transform:translateY(-2px); box-shadow:0 20px 44px -14px rgba(34,211,238,.6); }
.btn-ghost{
  background: rgba(124,92,255,.07); color:var(--text);
  border-color: var(--line-strong);
}
.btn-ghost:hover{ background: rgba(124,92,255,.16); border-color: var(--violet); transform:translateY(-2px); }
.btn.sm{ padding:9px 22px; font-size:14px; }

/* ---------- 顶部导航 ---------- */
.site-nav{
  position: fixed; top:0; left:0; right:0; z-index:100;
  transition: background .3s ease, box-shadow .3s ease, backdrop-filter .3s ease;
}
.site-nav::before{
  content:""; position:absolute; top:0; left:0; right:0; height:3px; background:var(--grad);
}
.site-nav .wrap{
  display:flex; align-items:center; justify-content:space-between; height:72px;
}
.site-nav.scrolled{
  background: rgba(9,10,19,.86);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  box-shadow: 0 10px 34px -18px rgba(0,0,0,.9);
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand-mark{
  width:42px; height:42px; border-radius:13px; background:var(--grad);
  display:flex; align-items:center; justify-content:center;
  font-weight:800; font-size:22px; color:#fff;
  box-shadow:0 10px 26px -10px rgba(124,92,255,.8);
}
.brand-name{ display:flex; flex-direction:column; line-height:1.2; font-weight:800; font-size:19px; letter-spacing:.04em; }
.brand-name small{ font-weight:600; font-size:10px; letter-spacing:.22em; color:var(--dim); }
.nav-links{ display:flex; align-items:center; gap:4px; }
.nav-links > a{
  padding:9px 15px; border-radius:999px; font-size:15px; color:var(--dim);
  transition:color .2s ease, background .2s ease;
}
.nav-links > a:hover{ color:var(--text); background:rgba(124,92,255,.1); }
.nav-links > a.active{ color:#fff; background:rgba(124,92,255,.18); }
.nav-links .nav-cta{ margin-left:12px; padding:10px 22px; font-size:14px; }
.nav-links .nav-cta,
.nav-links a.nav-cta:hover,
.nav-links a.nav-cta.active{ color:#fff; background:var(--grad); }
.burger{
  display:none; width:42px; height:42px; border:none; background:transparent; cursor:pointer;
  flex-direction:column; align-items:center; justify-content:center; gap:5px;
}
.burger span{ width:22px; height:2px; background:var(--text); border-radius:2px; transition:.3s; }
.burger.open span:nth-child(1){ transform:translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2){ opacity:0; }
.burger.open span:nth-child(3){ transform:translateY(-7px) rotate(-45deg); }

/* ---------- 全屏银幕 Hero ---------- */
.hero-cinema{
  position:relative; min-height:94vh; display:flex; align-items:center; justify-content:center;
  text-align:center; overflow:hidden;
  background: url('../img/hero.jpg') center 32%/cover no-repeat;
}
.hero-cinema::before{
  content:""; position:absolute; inset:0;
  background:
    radial-gradient(ellipse 62% 46% at 50% 26%, rgba(124,92,255,.30), transparent 70%),
    linear-gradient(180deg, rgba(6,7,14,.78) 0%, rgba(6,7,14,.52) 42%, var(--bg) 97%);
}
.hc-inner{ position:relative; z-index:2; padding:130px 22px 90px; max-width:920px; }
.hc-kicker{
  display:inline-flex; align-items:center; gap:10px; margin-bottom:26px;
  padding:8px 20px; border-radius:999px; font-size:13px; letter-spacing:.24em; color:#cdd3f0;
  border:1px solid var(--line-strong); background:rgba(10,11,20,.5);
  backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
}
.hc-kicker::before{ content:""; width:7px; height:7px; border-radius:50%; background:var(--cyan); box-shadow:0 0 12px var(--cyan); }
.hc-title{
  font-size: clamp(2.3rem, 5.4vw, 3.9rem); font-weight:800; line-height:1.22; letter-spacing:.01em;
  margin-bottom:26px;
}
.hc-title em{
  font-style:normal; background:var(--grad);
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hc-lead{ max-width:660px; margin:0 auto 40px; color:var(--dim); font-size:17px; }
.hc-actions{ display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }
.hc-scroll{
  position:absolute; bottom:34px; left:50%; transform:translateX(-50%); z-index:2;
  display:flex; flex-direction:column; align-items:center; gap:8px; color:var(--dim2); font-size:12px; letter-spacing:.2em;
}
.hc-scroll::after{
  content:""; width:1px; height:44px;
  background:linear-gradient(180deg, var(--violet), transparent);
  animation:scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse{ 0%,100%{ opacity:.3; transform:scaleY(.7);} 50%{ opacity:1; transform:scaleY(1);} }

/* ---------- 数据带 ---------- */
.stats-bar{
  position:relative; z-index:2; margin:-46px auto 0;
  display:grid; grid-template-columns:repeat(4,1fr);
  background:linear-gradient(180deg, rgba(23,26,46,.94), rgba(16,18,31,.94));
  border:1px solid var(--line); border-radius:22px; max-width:var(--wrap);
  backdrop-filter:blur(10px); -webkit-backdrop-filter:blur(10px);
  box-shadow:var(--shadow); overflow:hidden;
}
.stat-cell{ padding:30px 18px; text-align:center; position:relative; }
.stat-cell + .stat-cell::before{
  content:""; position:absolute; left:0; top:24%; bottom:24%; width:1px;
  background:linear-gradient(180deg, transparent, var(--line-strong), transparent);
}
.stat-cell b{ display:block; font-size:30px; font-weight:800; letter-spacing:.01em;
  background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; margin-bottom:6px; }
.stat-cell span{ font-size:13px; color:var(--dim); }

/* ---------- 通用区块与标题 ---------- */
.sec{ padding:96px 0; position:relative; }
.sec.alt{ background:var(--bg-alt); border-top:1px solid var(--line); border-bottom:1px solid var(--line); }
.sec-head{ max-width:720px; margin:0 auto 56px; text-align:center; }
.sec-head.left{ margin:0 0 46px; text-align:left; }
.sec-kicker{
  display:inline-block; font-size:12px; letter-spacing:.3em; font-weight:700;
  color:var(--cyan); margin-bottom:14px; text-transform:uppercase;
}
.sec-title{ font-size:clamp(1.7rem,3.2vw,2.4rem); font-weight:800; line-height:1.3; }
.sec-title em{ font-style:normal; background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.sec-desc{ margin-top:14px; color:var(--dim); font-size:15.5px; }

/* ---------- 选集海报墙(竖版卡片) ---------- */
.poster-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.poster-grid.cols-3{ grid-template-columns:repeat(3,1fr); }
.p-card{
  position:relative; display:block; border-radius:18px; overflow:hidden;
  background:var(--card); border:1px solid var(--line);
  transition:transform .35s ease, box-shadow .35s ease, border-color .35s ease;
}
.p-card:hover{ transform:translateY(-8px); border-color:var(--line-strong); box-shadow:var(--shadow); }
.p-cover{ position:relative; overflow:hidden; }
.p-cover img{ width:100%; aspect-ratio:2/3; object-fit:cover; transition:transform .6s ease; }
.p-card:hover .p-cover img{ transform:scale(1.05); }
.p-cover::after{
  content:""; position:absolute; inset:0;
  background:linear-gradient(180deg, transparent 46%, rgba(10,11,20,.92) 100%);
}
.p-badge{
  position:absolute; top:14px; left:14px; z-index:2;
  padding:5px 12px; border-radius:999px; font-size:12px; font-weight:700; letter-spacing:.06em;
  background:rgba(10,11,20,.66); backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
  border:1px solid var(--line-strong); color:#dfe3ff;
}
.p-badge.hot{ background:linear-gradient(120deg, rgba(255,107,129,.92), rgba(124,92,255,.92)); border-color:transparent; color:#fff; }
.p-score{
  position:absolute; top:14px; right:14px; z-index:2; font-weight:800; font-size:15px;
  color:#ffd76e; text-shadow:0 2px 10px rgba(0,0,0,.8);
}
.p-body{ position:absolute; left:0; right:0; bottom:0; z-index:2; padding:16px 18px 20px; }
.p-genre{ font-size:12px; color:var(--cyan); letter-spacing:.12em; margin-bottom:6px; font-weight:600; }
.p-title{ font-size:19px; font-weight:800; margin-bottom:6px; }
.p-desc{ font-size:13px; color:var(--dim); line-height:1.6;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }

/* ---------- 技术分栏(胶片质感) ---------- */
.tech-split{ display:grid; grid-template-columns:1.05fr 1fr; gap:60px; align-items:center; }
.tech-visual{ position:relative; border-radius:22px; overflow:hidden; border:1px solid var(--line-strong); }
.tech-visual::before,
.tech-visual::after{
  content:""; position:absolute; top:0; bottom:0; width:16px; z-index:2; opacity:.85;
  background-image:radial-gradient(circle, rgba(10,11,20,.95) 4px, transparent 4.6px);
  background-size:16px 26px; background-position:center;
}
.tech-visual::before{ left:0; }
.tech-visual::after{ right:0; }
.tech-visual img{ width:100%; transition:transform .6s ease; }
.tech-visual:hover img{ transform:scale(1.03); }
.tech-copy .sec-title{ margin-bottom:18px; }
.tech-copy > p{ color:var(--dim); font-size:15.5px; margin-bottom:26px; }
.tech-list{ display:grid; gap:14px; margin-bottom:32px; }
.tech-list li{ display:flex; gap:12px; align-items:flex-start; font-size:15px; color:#cfd5ee; }
.tech-list .tk{
  flex:none; width:22px; height:22px; margin-top:5px; border-radius:7px;
  background:var(--grad-soft); border:1px solid var(--line-strong);
  color:var(--cyan); font-size:12px; font-weight:800;
  display:flex; align-items:center; justify-content:center;
}

/* ---------- 制作管线(编号步骤) ---------- */
.pipeline{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; position:relative; }
.pipeline::before{
  content:""; position:absolute; top:35px; left:9%; right:9%; height:1px; z-index:0;
  background:linear-gradient(90deg, transparent, var(--line-strong) 18%, var(--line-strong) 82%, transparent);
}
.step-card{
  position:relative; z-index:1; text-align:center; padding:30px 20px 28px;
  background:var(--card); border:1px solid var(--line); border-radius:18px;
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.step-card:hover{ transform:translateY(-6px); border-color:var(--line-strong); box-shadow:var(--shadow); }
.step-num{
  width:70px; height:70px; margin:0 auto 18px; border-radius:50%;
  display:flex; align-items:center; justify-content:center;
  font-size:22px; font-weight:800; color:#fff; position:relative;
  background: radial-gradient(circle at 30% 25%, #2a2f55, #14172a 70%);
  border:2px solid transparent;
  background-clip: padding-box;
}
.step-num::before{
  content:""; position:absolute; inset:-2px; border-radius:50%; z-index:-1; background:var(--grad);
  opacity:.75;
}
.step-card h3{ font-size:17px; margin-bottom:10px; }
.step-card p{ font-size:13.5px; color:var(--dim); }

/* ---------- 资讯列表(横向卡片) ---------- */
.news-list{ display:grid; gap:22px; }
.n-card{
  display:grid; grid-template-columns:300px 1fr; gap:0;
  background:var(--card); border:1px solid var(--line); border-radius:18px; overflow:hidden;
  transition:transform .3s ease, border-color .3s ease, box-shadow .3s ease;
}
.n-card:hover{ transform:translateY(-4px); border-color:var(--line-strong); box-shadow:var(--shadow); }
.n-thumb{ position:relative; overflow:hidden; }
.n-thumb img{ width:100%; height:100%; min-height:196px; object-fit:cover; transition:transform .6s ease; }
.n-card:hover .n-thumb img{ transform:scale(1.05); }
.n-thumb::after{ content:""; position:absolute; inset:0; background:linear-gradient(90deg, transparent 62%, rgba(20,23,42,.85)); }
.n-date{
  position:absolute; left:14px; top:14px; z-index:2;
  padding:7px 13px; border-radius:12px; text-align:center; line-height:1.15;
  background:rgba(10,11,20,.72); border:1px solid var(--line-strong);
  backdrop-filter:blur(6px); -webkit-backdrop-filter:blur(6px);
}
.n-date b{ display:block; font-size:19px; color:#fff; }
.n-date span{ font-size:11px; color:var(--dim); letter-spacing:.1em; }
.n-body{ padding:26px 30px 24px; display:flex; flex-direction:column; justify-content:center; }
.n-cat{
  display:inline-block; align-self:flex-start; margin-bottom:12px; padding:4px 12px;
  border-radius:999px; font-size:12px; font-weight:700; letter-spacing:.08em;
  color:var(--cyan); background:rgba(34,211,238,.1); border:1px solid rgba(34,211,238,.3);
}
.n-cat.violet{ color:#c4b5ff; background:rgba(124,92,255,.12); border-color:rgba(124,92,255,.36); }
.n-cat.coral{ color:#ffb3c0; background:rgba(255,107,129,.12); border-color:rgba(255,107,129,.34); }
.n-body h3{ font-size:19px; line-height:1.45; margin-bottom:10px; }
.n-body h3 a:hover{ background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.n-body p{ font-size:14px; color:var(--dim); margin-bottom:14px;
  display:-webkit-box; -webkit-line-clamp:2; -webkit-box-orient:vertical; overflow:hidden; }
.n-meta{ display:flex; gap:18px; font-size:12.5px; color:var(--dim2); }
.n-meta b{ color:var(--dim); font-weight:600; }

/* ---------- FAQ 双列卡片 ---------- */
.faq-grid{ display:grid; grid-template-columns:1fr 1fr; gap:18px; align-items:start; }
.faq-item{
  background:var(--card); border:1px solid var(--line); border-radius:16px; overflow:hidden;
  transition:border-color .3s ease, box-shadow .3s ease;
}
.faq-item.open{ border-color:var(--line-strong); box-shadow:var(--shadow); }
.faq-q{
  width:100%; display:flex; justify-content:space-between; align-items:center; gap:16px;
  padding:20px 22px; background:transparent; border:none; cursor:pointer;
  color:var(--text); font-size:15.5px; font-weight:700; text-align:left; font-family:inherit;
}
.fq-mark{
  flex:none; width:26px; height:26px; border-radius:8px; font-size:16px; font-weight:400;
  display:flex; align-items:center; justify-content:center;
  color:var(--cyan); background:var(--grad-soft); border:1px solid var(--line-strong);
  transition:transform .3s ease;
}
.faq-item.open .fq-mark{ transform:rotate(45deg); }
.faq-a{ max-height:0; overflow:hidden; transition:max-height .38s ease; }
.faq-a-inner{ padding:0 22px 22px; font-size:14px; color:var(--dim); border-top:1px dashed var(--line); padding-top:16px; margin:0 0; }

/* ---------- CTA 横幅 ---------- */
.cta-band{
  position:relative; text-align:center; padding:70px 34px; border-radius:26px; overflow:hidden;
  background:
    radial-gradient(520px 260px at 18% 12%, rgba(124,92,255,.32), transparent 68%),
    radial-gradient(560px 300px at 84% 88%, rgba(34,211,238,.22), transparent 68%),
    linear-gradient(180deg, #161a30, #10122a);
  border:1px solid var(--line-strong);
}
.cta-band::before{
  content:""; position:absolute; inset:0;
  background-image:radial-gradient(circle, rgba(236,238,251,.5) 1px, transparent 1.4px);
  background-size:34px 34px; opacity:.10;
}
.cta-band h2{ position:relative; font-size:clamp(1.6rem,3vw,2.2rem); font-weight:800; margin-bottom:14px; }
.cta-band h2 em{ font-style:normal; background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.cta-band p{ position:relative; color:var(--dim); margin-bottom:32px; }
.cta-actions{ position:relative; display:flex; gap:16px; justify-content:center; flex-wrap:wrap; }

/* ---------- 页脚 ---------- */
.site-footer{ background:var(--bg-deep); border-top:1px solid var(--line); padding:72px 0 0; position:relative; }
.site-footer::before{ content:""; position:absolute; top:0; left:0; right:0; height:2px; background:var(--grad); opacity:.6; }
.foot-main{ display:grid; grid-template-columns:1.5fr 1fr 1fr 1.3fr; gap:44px; padding-bottom:52px; }
.foot-desc{ margin:18px 0 22px; font-size:13.5px; color:var(--dim); }
.foot-social{ display:flex; gap:10px; }
.foot-social a{
  width:38px; height:38px; border-radius:11px; display:flex; align-items:center; justify-content:center;
  font-size:14px; color:var(--dim); border:1px solid var(--line); background:rgba(124,92,255,.06);
  transition:.25s;
}
.foot-social a:hover{ color:#fff; border-color:var(--violet); background:rgba(124,92,255,.2); transform:translateY(-3px); }
.site-footer h4{ font-size:15px; margin-bottom:20px; letter-spacing:.06em; }
.site-footer h4::before{ content:""; display:inline-block; width:14px; height:2px; background:var(--grad); margin-right:9px; vertical-align:middle; }
.foot-links li{ margin-bottom:11px; }
.foot-links a{ font-size:13.5px; color:var(--dim); transition:color .2s, padding-left .2s; }
.foot-links a:hover{ color:var(--cyan); padding-left:5px; }
.foot-contact li{ display:flex; gap:10px; font-size:13.5px; color:var(--dim); margin-bottom:12px; line-height:1.6; }
.foot-contact .c-ico{ flex:none; opacity:.85; }
.foot-bottom{
  display:flex; justify-content:space-between; align-items:center; gap:16px; flex-wrap:wrap;
  padding:22px 0; border-top:1px solid var(--line); font-size:12.5px; color:var(--dim2);
}
.foot-bottom a{ color:var(--dim); }
.foot-bottom a:hover{ color:var(--cyan); }

/* ---------- 内页顶部横幅 ---------- */
.page-hero{
  position:relative; padding:150px 0 66px; overflow:hidden;
  background:
    radial-gradient(640px 300px at 22% 0%, rgba(124,92,255,.24), transparent 66%),
    radial-gradient(560px 300px at 82% 30%, rgba(34,211,238,.14), transparent 66%),
    linear-gradient(180deg, var(--bg-deep), var(--bg));
  border-bottom:1px solid var(--line);
}
.page-hero::after{
  content:""; position:absolute; inset:0; pointer-events:none;
  background-image:radial-gradient(circle, rgba(236,238,251,.55) 1px, transparent 1.4px);
  background-size:42px 42px; opacity:.08;
}
.page-hero h1{ position:relative; z-index:1; font-size:clamp(1.8rem,3.6vw,2.6rem); font-weight:800; margin-bottom:14px; }
.page-hero .ph-desc{ position:relative; z-index:1; color:var(--dim); max-width:680px; font-size:15.5px; }
.crumbs{ position:relative; z-index:1; margin-bottom:20px; font-size:13px; color:var(--dim2); }
.crumbs a{ color:var(--dim); }
.crumbs a:hover{ color:var(--cyan); }
.crumbs span{ margin:0 9px; opacity:.6; }

/* ---------- 筛选按钮 ---------- */
.filter-bar{ display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin-bottom:44px; }
.f-btn{
  padding:9px 24px; border-radius:999px; border:1px solid var(--line); cursor:pointer;
  background:transparent; color:var(--dim); font-size:14px; font-weight:600; font-family:inherit;
  transition:.25s;
}
.f-btn:hover{ color:var(--text); border-color:var(--line-strong); }
.f-btn.active{ color:#fff; background:var(--grad); border-color:transparent; box-shadow:0 12px 30px -14px rgba(124,92,255,.8); }
.hide{ display:none !important; }

/* ---------- 文章页 ---------- */
.post-wrap{ max-width:860px; margin:0 auto; }
.post-head h1{ font-size:clamp(1.5rem,3vw,2.1rem); font-weight:800; line-height:1.42; margin-bottom:20px; }
.post-meta{
  display:flex; gap:22px; flex-wrap:wrap; font-size:13.5px; color:var(--dim2);
  padding-bottom:22px; border-bottom:1px solid var(--line); margin-bottom:36px;
}
.post-meta b{ color:var(--dim); font-weight:600; }
.post-body{ font-size:15.5px; color:#c9cfe8; }
.post-body p{ margin-bottom:22px; }
.post-body h2{
  font-size:20px; margin:40px 0 18px; padding-left:16px; position:relative; color:var(--text);
}
.post-body h2::before{
  content:""; position:absolute; left:0; top:6px; bottom:6px; width:4px; border-radius:4px; background:var(--grad);
}
.post-body ul,.post-body ol{ margin:0 0 22px 22px; }
.post-body li{ margin-bottom:10px; }
.post-body a{ color:var(--cyan); border-bottom:1px dashed rgba(34,211,238,.5); }
.post-body a:hover{ color:#7ff3ff; }
.post-body strong{ color:var(--text); }
.post-quote{
  margin:32px 0; padding:24px 28px; border-radius:16px; font-size:15px; color:#cdd3f0;
  background:var(--grad-soft); border:1px solid var(--line-strong); border-left:4px solid var(--violet);
}
.post-tags{ display:flex; gap:10px; flex-wrap:wrap; align-items:center; margin:40px 0 30px; }
.pt-label{ font-size:13px; color:var(--dim2); }
.post-tags a{
  padding:6px 16px; border-radius:999px; font-size:13px; color:var(--dim);
  border:1px solid var(--line); background:rgba(124,92,255,.06); transition:.25s;
}
.post-tags a:hover{ color:#fff; border-color:var(--violet); background:rgba(124,92,255,.2); }
.post-nav{ display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; margin-bottom:10px; }

/* ---------- 相关阅读 ---------- */
.related-box{
  background:var(--card); border:1px solid var(--line); border-radius:18px; padding:30px 32px;
}
.related-box h3{ font-size:17px; margin-bottom:18px; }
.related-box h3::before{ content:""; display:inline-block; width:14px; height:2px; background:var(--grad); margin-right:9px; vertical-align:middle; }
.related-list{ display:grid; gap:4px; }
.related-list a{
  display:flex; justify-content:space-between; gap:20px; align-items:baseline;
  padding:13px 4px; border-bottom:1px dashed var(--line); font-size:14.5px; color:#cdd3f0;
  transition:color .2s, padding-left .2s;
}
.related-list a:last-child{ border-bottom:none; }
.related-list a:hover{ color:var(--cyan); padding-left:8px; }
.related-list .r-date{ flex:none; font-size:12.5px; color:var(--dim2); }

/* ---------- 分享条 ---------- */
.share-bar{ display:flex; align-items:center; gap:12px; margin:34px 0; padding:16px 20px;
  background:var(--card); border:1px solid var(--line); border-radius:14px; font-size:13px; color:var(--dim2); }
.share-bar a{ padding:5px 15px; border-radius:999px; font-size:12.5px; color:var(--dim);
  border:1px solid var(--line); transition:.25s; }
.share-bar a:hover{ color:#fff; border-color:var(--violet); background:rgba(124,92,255,.16); }

/* ---------- 表单 ---------- */
.form-card{ background:var(--card); border:1px solid var(--line); border-radius:22px; padding:40px 42px; }
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:20px; }
.field{ display:flex; flex-direction:column; gap:8px; }
.field.full{ grid-column:1 / -1; }
.field label{ font-size:13.5px; color:var(--dim); font-weight:600; }
.field input,.field select,.field textarea{
  width:100%; padding:13px 16px; border-radius:12px; font-size:14.5px; font-family:inherit;
  background:var(--bg-alt); border:1px solid var(--line); color:var(--text); outline:none;
  transition:border-color .25s, box-shadow .25s;
}
.field input:focus,.field select:focus,.field textarea:focus{
  border-color:var(--violet); box-shadow:0 0 0 4px rgba(124,92,255,.16);
}
.field textarea{ min-height:130px; resize:vertical; }
.form-card button[type='submit']{ margin-top:26px; width:100%; }

/* ---------- 联系信息卡 ---------- */
.contact-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:22px; margin-bottom:64px; }
.c-card{
  background:var(--card); border:1px solid var(--line); border-radius:18px; padding:34px 28px; text-align:center;
  transition:transform .3s, border-color .3s, box-shadow .3s;
}
.c-card:hover{ transform:translateY(-6px); border-color:var(--line-strong); box-shadow:var(--shadow); }
.c-ico-big{
  width:58px; height:58px; margin:0 auto 18px; border-radius:17px; font-size:24px;
  display:flex; align-items:center; justify-content:center;
  background:var(--grad-soft); border:1px solid var(--line-strong);
}
.c-card h3{ font-size:16px; margin-bottom:10px; }
.c-card p{ font-size:13.5px; color:var(--dim); line-height:1.8; }
.c-card a{ color:var(--cyan); }

/* ---------- 关于页 ---------- */
.about-split{ display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center; }
.about-split img{ border-radius:22px; border:1px solid var(--line-strong); }
.about-figures{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; margin-top:34px; }
.af-cell{ text-align:center; padding:22px 10px; border-radius:16px; background:var(--card); border:1px solid var(--line); }
.af-cell b{ display:block; font-size:24px; font-weight:800; background:var(--grad);
  -webkit-background-clip:text; background-clip:text; color:transparent; margin-bottom:4px; }
.af-cell span{ font-size:12.5px; color:var(--dim); }
.timeline{ position:relative; margin-top:20px; padding-left:34px; }
.timeline::before{ content:""; position:absolute; left:8px; top:6px; bottom:6px; width:2px;
  background:linear-gradient(180deg, var(--violet), rgba(34,211,238,.4), transparent); }
.tl-item{ position:relative; padding-bottom:34px; }
.tl-item::before{
  content:""; position:absolute; left:-34px; top:6px; width:18px; height:18px; border-radius:50%;
  background:var(--bg); border:3px solid var(--violet); box-shadow:0 0 0 4px rgba(124,92,255,.16);
}
.tl-item b{ display:block; font-size:15.5px; color:var(--text); margin-bottom:6px; }
.tl-item b em{ font-style:normal; color:var(--cyan); font-family:Consolas, monospace; font-size:14px; margin-right:10px; }
.tl-item p{ font-size:14px; color:var(--dim); }

/* ---------- 表格 ---------- */
.data-table{ width:100%; border-collapse:collapse; font-size:14px; margin:26px 0; }
.data-table th{ text-align:left; padding:14px 16px; color:#fff; background:var(--card-2);
  border-bottom:1px solid var(--line-strong); font-size:13.5px; letter-spacing:.04em; }
.data-table td{ padding:13px 16px; color:var(--dim); border-bottom:1px solid var(--line); }
.data-table tr:hover td{ background:rgba(124,92,255,.05); color:var(--text); }

/* ---------- 404 ---------- */
.err-wrap{ min-height:76vh; display:flex; flex-direction:column; align-items:center; justify-content:center;
  text-align:center; padding:150px 22px 80px; }
.err-code{ font-size:clamp(6rem,16vw,10rem); font-weight:900; line-height:1;
  background:var(--grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.err-wrap h1{ font-size:26px; margin:18px 0 12px; }
.err-wrap p{ color:var(--dim); margin-bottom:34px; }

/* ---------- 滚动显现 ---------- */
.rv{ opacity:0; transform:translateY(26px); transition:opacity .7s ease, transform .7s ease; }
.rv.visible{ opacity:1; transform:none; }
.d1{ transition-delay:.08s; } .d2{ transition-delay:.16s; } .d3{ transition-delay:.24s; }

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 1080px){
  .poster-grid{ grid-template-columns:repeat(3,1fr); }
  .foot-main{ grid-template-columns:1.4fr 1fr 1fr; }
}
@media (max-width: 960px){
  .nav-links{
    position:fixed; top:72px; left:0; right:0; flex-direction:column; align-items:stretch; gap:2px;
    padding:16px 20px 22px; background:rgba(9,10,19,.97); border-bottom:1px solid var(--line);
    transform:translateY(-130%); transition:transform .35s ease; z-index:99;
  }
  .nav-links.open{ transform:none; }
  .nav-links > a{ padding:13px 16px; }
  .nav-links .nav-cta{ margin:10px 0 0; justify-content:center; }
  .burger{ display:flex; }
  .tech-split,.about-split{ grid-template-columns:1fr; gap:40px; }
  .pipeline{ grid-template-columns:1fr 1fr; }
  .pipeline::before{ display:none; }
  .faq-grid{ grid-template-columns:1fr; }
  .contact-grid{ grid-template-columns:1fr; }
  .stats-bar{ grid-template-columns:1fr 1fr; margin:-30px auto 0; }
  .stat-cell:nth-child(3)::before{ display:none; }
  .n-card{ grid-template-columns:1fr; }
  .n-thumb img{ min-height:0; aspect-ratio:16/9; }
  .n-thumb::after{ background:linear-gradient(180deg, transparent 62%, rgba(20,23,42,.9)); }
  .foot-main{ grid-template-columns:1fr 1fr; }
  .form-card{ padding:30px 24px; }
}
@media (max-width: 640px){
  .sec{ padding:70px 0; }
  .poster-grid,.poster-grid.cols-3{ grid-template-columns:1fr 1fr; gap:14px; }
  .p-title{ font-size:16px; }
  .hero-cinema{ min-height:88vh; }
  .hc-actions .btn{ width:100%; }
  .hc-actions{ flex-direction:column; align-items:stretch; }
  .form-grid{ grid-template-columns:1fr; }
  .foot-main{ grid-template-columns:1fr; gap:34px; }
  .about-figures{ grid-template-columns:1fr; }
  .n-body{ padding:20px 20px 22px; }
  .post-nav{ flex-direction:column; }
  .post-nav .btn{ width:100%; }
}