diff --git a/guanghuclip/frontend/index.html b/guanghuclip/frontend/index.html
index c4cc156..74627a9 100644
--- a/guanghuclip/frontend/index.html
+++ b/guanghuclip/frontend/index.html
@@ -1,409 +1,383 @@
 <!DOCTYPE html>
 <html lang="zh-CN">
 <head>
-  <meta charset="UTF-8" />
-  <meta name="viewport" content="width=device-width, initial-scale=1.0" />
-  <title>光湖 · 视频AI平台 · guanghuclip.cn</title>
-  <link rel="icon" href="data:image/svg+xml,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 100'><text y='.9em' font-size='90'>🎬</text></svg>" />
-  <style>
-    :root {
-      --bg-primary: #0a0e1a;
-      --bg-secondary: #111827;
-      --bg-card: #1a2438;
-      --accent: #38bdf8;
-      --accent-dim: #0ea5e9;
-      --accent-glow: rgba(56, 189, 248, 0.3);
-      --text-primary: #e2e8f0;
-      --text-secondary: #94a3b8;
-      --text-muted: #64748b;
-      --success: #22c55e;
-      --border: #1e293b;
-      --transition: 0.3s ease;
-    }
-    * { margin: 0; padding: 0; box-sizing: border-box; }
-    body {
-      font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
-      background: var(--bg-primary);
-      color: var(--text-primary);
-      min-height: 100vh;
-    }
-    a { color: var(--accent-dim); text-decoration: none; }
-    a:hover { color: var(--accent); }
+<meta charset="UTF-8">
+<meta name="viewport" content="width=device-width,initial-scale=1.0,maximum-scale=5.0,viewport-fit=cover">
+<meta name="description" content="光湖视频AI平台 · 铸渊主控 · AI短剧/漫剧生成">
+<meta name="theme-color" content="#080c1a">
+<title>光湖 · 视频AI平台 · guanghuclip.cn</title>
+<link rel="preconnect" href="https://fonts.googleapis.com">
+<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
+<link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;400;500&display=swap" rel="stylesheet">
+<link href="https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@300;400;500;700&display=swap" rel="stylesheet">
+<style>
+*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
+:root{
+  --bg:#060a14;--panel:rgba(12,18,40,0.94);
+  --card:rgba(14,20,48,0.6);--card-border:rgba(96,165,250,0.1);
+  --cyan:#22d3ee;--blue:#60a5fa;--purple:#a78bfa;--violet:#c4b5fd;
+  --ok:#34d399;--warn:#fbbf24;--err:#f87171;
+  --text:#eaf0ff;--dim:#94a7d0;--muted:rgba(120,150,200,0.4);
+  --border:rgba(96,165,250,0.12);--border-active:rgba(96,165,250,0.3);
+  --accent:#60a5fa;--accent-glow:rgba(96,165,250,0.4);--accent-light:rgba(96,165,250,0.2);
+  --font:-apple-system,BlinkMacSystemFont,'PingFang SC','Helvetica Neue','Microsoft YaHei',sans-serif;
+  --mono:'SF Mono','JetBrains Mono','Fira Code',monospace
+}
+html{font-size:16px;scroll-behavior:smooth}
+body{font-family:var(--font);background:var(--bg);color:var(--text);min-height:100vh;-webkit-font-smoothing:antialiased;line-height:1.7;overflow-x:hidden}
 
-    /* ========== LANDING PAGE ========== */
-    .landing { display: block; min-height: 100vh; }
-    .landing.hidden { display: none; }
+/* ========== UNIVERSE BACKGROUND ========== */
+.universe{position:fixed;inset:0;z-index:0;pointer-events:none;
+  background:radial-gradient(ellipse at 20% 30%,rgba(30,60,140,0.35) 0%,transparent 50%),
+             radial-gradient(ellipse at 80% 70%,rgba(80,40,120,0.25) 0%,transparent 55%),
+             radial-gradient(ellipse at 50% 50%,#101830 0%,#060a14 70%);}
+.nebula{position:fixed;border-radius:50%;filter:blur(160px);opacity:.06;pointer-events:none;z-index:0}
+.neb-1{width:55vw;height:50vh;background:radial-gradient(circle,var(--purple),transparent);top:-5%;right:-8%;animation:drift 24s ease-in-out infinite alternate}
+.neb-2{width:40vw;height:40vh;background:radial-gradient(circle,var(--cyan),transparent);bottom:8%;left:-5%;animation:drift 30s ease-in-out infinite alternate-reverse}
+.neb-3{width:30vw;height:25vh;background:radial-gradient(circle,rgba(96,165,250,0.6),transparent);top:45%;left:35%;filter:blur(180px);opacity:.04;animation:drift 20s ease-in-out infinite alternate}
+@keyframes drift{0%{transform:translate(0,0)scale(1)}100%{transform:translate(30px,-20px)scale(1.06)}}
 
-    .landing-hero {
-      text-align: center;
-      padding: 100px 20px 60px;
-      position: relative;
-      overflow: hidden;
-    }
-    .landing-hero::before {
-      content: '';
-      position: absolute;
-      top: -50%; left: 50%;
-      transform: translateX(-50%);
-      width: 800px; height: 800px;
-      background: radial-gradient(circle, var(--accent-glow) 0%, transparent 60%);
-      opacity: 0.15;
-      pointer-events: none;
-    }
-    .landing-logo { font-size: 80px; margin-bottom: 20px; position: relative; }
-    .landing-title { font-size: 42px; font-weight: 800; margin-bottom: 12px; position: relative; }
-    .landing-title span { color: var(--accent); }
-    .landing-tagline { font-size: 18px; color: var(--text-secondary); margin-bottom: 40px; position: relative; max-width: 500px; margin-left: auto; margin-right: auto; }
+.lake{position:fixed;bottom:0;left:0;right:0;height:20vh;z-index:0;pointer-events:none;
+  background:linear-gradient(to top,rgba(34,211,238,0.03),rgba(96,165,250,0.01),transparent);animation:lakeBreathe 6s ease-in-out infinite}
+@keyframes lakeBreathe{0%,100%{opacity:.5}50%{opacity:1}}
+.lake::before{content:'';position:absolute;bottom:0;left:5%;right:5%;height:1px;
+  background:linear-gradient(90deg,transparent,rgba(96,165,250,0.15),rgba(34,211,238,0.1),rgba(167,139,250,0.08),transparent);
+  animation:shimmer 8s ease-in-out infinite alternate}
+@keyframes shimmer{0%{opacity:.3;left:8%;right:8%}100%{opacity:.8;left:3%;right:3%}}
 
-    .enter-btn {
-      display: inline-flex; align-items: center; gap: 8px;
-      background: linear-gradient(135deg, var(--accent-dim), var(--accent));
-      color: #fff; border: none; padding: 16px 40px; border-radius: 14px;
-      font-size: 18px; font-weight: 600; cursor: pointer;
-      transition: all 0.3s ease; position: relative;
-      text-decoration: none;
-    }
-    .enter-btn:hover {
-      transform: translateY(-2px);
-      box-shadow: 0 8px 40px var(--accent-glow);
-    }
+.stars{position:fixed;inset:0;z-index:0;overflow:hidden;pointer-events:none}
+.star{position:absolute;background:white;border-radius:50%;animation:twinkle ease-in-out infinite}
+@keyframes twinkle{0%,100%{opacity:0.15;transform:scale(0.7)}50%{opacity:1;transform:scale(1.2)}}
+.shooting{position:absolute;width:2px;height:2px;background:white;border-radius:50%;
+  box-shadow:0 0 0 2px rgba(255,255,255,0.08),0 0 20px rgba(255,255,255,0.4);animation:shoot 8s linear infinite}
+.shooting::before{content:'';position:absolute;top:50%;left:0;width:80px;height:1px;
+  background:linear-gradient(90deg,white,transparent);transform:translateY(-50%)}
+@keyframes shoot{0%{transform:translate(0,0);opacity:0}10%{opacity:1}70%{opacity:1}100%{transform:translate(500px,250px);opacity:0}}
 
-    .landing-features {
-      display: grid;
-      grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
-      gap: 20px;
-      padding: 20px 32px 60px;
-      max-width: 1000px;
-      margin: 0 auto;
-    }
-    .feature-card {
-      background: var(--bg-card);
-      border: 1px solid var(--border);
-      border-radius: 14px;
-      padding: 28px;
-      text-align: center;
-      transition: var(--transition);
-    }
-    .feature-card:hover {
-      border-color: var(--accent-dim);
-      box-shadow: 0 0 24px var(--accent-glow);
-    }
-    .feature-icon { font-size: 40px; margin-bottom: 14px; }
-    .feature-title { font-size: 17px; font-weight: 600; margin-bottom: 8px; }
-    .feature-desc { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }
+/* ========== PAGE LAYERS ========== */
+.page{position:relative;z-index:2}
 
-    .landing-footer {
-      text-align: center; padding: 40px 20px; color: var(--text-muted);
-      font-size: 12px; border-top: 1px solid var(--border);
-    }
+/* ========== LANDING ========== */
+.landing{min-height:100vh;display:flex;flex-direction:column;align-items:center;padding:60px 24px 40px;transition:opacity .4s,transform .4s}
+.landing.hidden{display:none}
 
-    /* ========== VIDEO PREVIEW ========== */
-    .preview { display: none; }
-    .preview.active { display: block; }
+.hero{text-align:center;padding:0 0 40px;max-width:600px;width:100%}
+.logo-ring{width:110px;height:110px;margin:0 auto 44px;border-radius:50%;
+  background:radial-gradient(circle at 35%35%,rgba(34,211,238,0.4),rgba(40,80,160,0.15));
+  border:1px solid rgba(34,211,238,0.35);display:flex;align-items:center;justify-content:center;
+  position:relative;animation:breathe 4s ease-in-out infinite}
+.logo-ring::before{content:'';position:absolute;inset:-18px;border-radius:50%;
+  background:radial-gradient(circle,rgba(34,211,238,0.25) 0%,transparent 70%);opacity:.5;
+  animation:halo 4s ease-in-out infinite;z-index:-1}
+@keyframes breathe{0%,100%{transform:scale(1);box-shadow:0 0 30px rgba(34,211,238,0.15),0 0 60px rgba(34,211,238,0.06)}50%{transform:scale(1.03);box-shadow:0 0 50px rgba(34,211,238,0.4),0 0 100px rgba(34,211,238,0.2)}}
+@keyframes halo{0%,100%{opacity:.3;transform:scale(1)}50%{opacity:.7;transform:scale(1.12)}}
+.logo-icon{font-size:44px;line-height:1}
 
-    .header {
-      background: var(--bg-secondary);
-      border-bottom: 1px solid var(--border);
-      padding: 16px 32px;
-      display: flex; align-items: center; justify-content: space-between;
-      position: sticky; top: 0; z-index: 100;
-      backdrop-filter: blur(12px);
-    }
-    .header-left { display: flex; align-items: center; gap: 14px; }
-    .header-logo { font-size: 28px; }
-    .header-title { font-size: 20px; font-weight: 700; }
-    .header-title span { color: var(--accent); }
-    .header-subtitle { font-size: 12px; color: var(--text-muted); margin-top: 2px; }
-    .header-right { display: flex; gap: 10px; align-items: center; }
-    .back-btn {
-      background: var(--bg-card); border: 1px solid var(--border); color: var(--text-secondary);
-      padding: 8px 16px; border-radius: 8px; font-size: 13px; cursor: pointer;
-      transition: var(--transition);
-    }
-    .back-btn:hover { border-color: var(--accent-dim); color: var(--text-primary); }
-    .feedback-btn {
-      background: var(--accent-dim); color: #fff; border: none;
-      padding: 10px 18px; border-radius: 10px; font-size: 14px;
-      cursor: pointer; transition: var(--transition);
-      text-decoration: none; display: flex; align-items: center; gap: 6px;
-    }
-    .feedback-btn:hover { background: var(--accent); box-shadow: 0 0 20px var(--accent-glow); }
+.title{font-size:48px;font-weight:300;color:#e8eaf6;margin-bottom:10px;letter-spacing:.3em;
+  font-family:'Noto Serif SC',serif;display:flex;gap:0;justify-content:center}
+.title span{display:inline-block;opacity:0;transform:translateY(18px);animation:titleIn .7s ease-out forwards}
+.title span:nth-child(1){animation-delay:.15s}.title span:nth-child(2){animation-delay:.3s}
+.title span:nth-child(3){animation-delay:.45s}.title span:nth-child(4){animation-delay:.6s}
+.title span:nth-child(5){animation-delay:.75s}.title span:nth-child(6){animation-delay:.9s}
+.title span:nth-child(7){animation-delay:1.05s}.title span:nth-child(8){animation-delay:1.2s}
+@keyframes titleIn{to{opacity:1;transform:translateY(0)}}
+.sub{font-size:13px;letter-spacing:.25em;color:#8892b0;margin-bottom:24px;
+  opacity:0;animation:fadeIn 1s ease-out 1.5s forwards}
+.tagline{text-align:center;margin-bottom:52px;opacity:0;animation:fadeIn 1.5s ease-out 1.8s forwards}
+.tagline p{font-size:15px;font-style:italic;color:var(--cyan);letter-spacing:.1em;line-height:2.2;
+  font-family:'Noto Serif SC',serif;animation:verseBreathe 6s ease-in-out infinite}
+@keyframes verseBreathe{0%,100%{opacity:.4}50%{opacity:.85}}
+@keyframes fadeIn{to{opacity:1}}
 
-    .project-bar {
-      padding: 16px 32px; border-bottom: 1px solid var(--border);
-      display: flex; gap: 20px; align-items: center; flex-wrap: wrap;
-    }
-    .project-name { font-size: 17px; font-weight: 600; }
-    .project-meta { font-size: 13px; color: var(--text-secondary); display: flex; gap: 14px; }
-    .progress-bar {
-      flex: 1; min-width: 200px; height: 6px;
-      background: var(--border); border-radius: 3px; overflow: hidden;
-    }
-    .progress-fill {
-      height: 100%; background: linear-gradient(90deg, var(--accent-dim), var(--accent));
-      border-radius: 3px; transition: width 0.5s ease;
-    }
+/* Cards */
+.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;width:100%;max-width:860px;
+  opacity:0;animation:fadeIn 1s ease-out 2.2s forwards}.cards.enter-cards{grid-template-columns:repeat(2,1fr);max-width:620px}
 
-    .episode-tabs {
-      display: flex; gap: 6px; padding: 10px 32px;
-      overflow-x: auto; border-bottom: 1px solid var(--border);
-    }
-    .episode-tab {
-      padding: 7px 14px; border-radius: 8px; font-size: 13px;
-      cursor: pointer; border: 1px solid var(--border);
-      background: var(--bg-card); color: var(--text-secondary);
-      white-space: nowrap; transition: var(--transition);
-    }
-    .episode-tab:hover { border-color: var(--accent-dim); color: var(--text-primary); }
-    .episode-tab.active { background: var(--accent-dim); border-color: var(--accent); color: #fff; }
-    .episode-tab.completed::after { content: ' ✅'; }
+.card{display:block;padding:24px;border-radius:14px;
+  background:rgba(14,22,50,0.4);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);
+  border:1px solid rgba(96,165,250,0.12);cursor:pointer;
+  transition:all .4s cubic-bezier(.4,0,.2,1);
+  position:relative;overflow:hidden;text-decoration:none;color:#e8eaf6;text-align:left}
+.card-glow{position:absolute;inset:0;opacity:0;transition:opacity .4s;pointer-events:none;
+  background:radial-gradient(circle at 50% 0%,rgba(34,211,238,0.25) 0%,transparent 60%)}
+.card:hover{transform:translateY(-4px);border-color:rgba(96,165,250,0.35);
+  box-shadow:0 12px 40px rgba(34,211,238,0.12),0 0 50px rgba(96,165,250,0.06)}
+.card:hover .card-glow{opacity:1}
+.card-header{display:flex;align-items:center;gap:10px;margin-bottom:8px;position:relative}
+.card-icon{font-size:24px;filter:drop-shadow(0 0 6px rgba(34,211,238,0.3))}
+.card-name{font-size:16px;font-weight:500;color:#e8eaf6;letter-spacing:.04em}
+.card-desc{font-size:12px;color:#8892b0;line-height:1.7;position:relative}
+.card-tags{display:flex;gap:6px;position:relative;margin-top:10px}
+.tag{font-size:10px;padding:3px 9px;border-radius:999px;
+  background:rgba(34,211,238,0.08);color:var(--cyan);border:1px solid rgba(34,211,238,0.15);letter-spacing:.06em}
+.card-arrow{position:absolute;right:20px;top:50%;transform:translateY(-50%);color:var(--cyan);opacity:.4;transition:all .4s}
+.card:hover .card-arrow{opacity:1;transform:translateY(-50%) translateX(3px)}
 
-    .main { padding: 24px 32px; max-width: 1400px; margin: 0 auto; }
-    .scene-section { margin-bottom: 32px; }
-    .scene-header {
-      display: flex; align-items: center; gap: 10px;
-      margin-bottom: 14px; padding-bottom: 10px; border-bottom: 1px solid var(--border);
-    }
-    .scene-num {
-      background: var(--accent-glow); color: var(--accent);
-      padding: 4px 10px; border-radius: 6px; font-size: 12px; font-weight: 600;
-    }
-    .scene-title { font-size: 16px; font-weight: 600; }
-    .scene-desc { font-size: 13px; color: var(--text-secondary); margin-left: auto; }
+/* Enter button */
+.enter-section{text-align:center;margin-top:32px;opacity:0;animation:fadeIn 1s ease-out 2.6s forwards}
+.enter-btn{display:inline-flex;align-items:center;gap:8px;padding:14px 42px;border-radius:12px;
+  font-size:16px;font-weight:500;letter-spacing:.1em;color:#fff;cursor:pointer;
+  background:rgba(34,211,238,0.12);border:1px solid rgba(34,211,238,0.3);
+  transition:all .4s;backdrop-filter:blur(12px)}
+.enter-btn:hover{background:rgba(34,211,238,0.22);border-color:var(--cyan);
+  box-shadow:0 0 40px rgba(34,211,238,0.25);transform:translateY(-2px)}
 
-    .shot-grid {
-      display: grid;
-      grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
-      gap: 16px;
-    }
-    .shot-card {
-      background: var(--bg-card); border: 1px solid var(--border);
-      border-radius: 12px; overflow: hidden; transition: var(--transition);
-    }
-    .shot-card:hover { border-color: var(--accent-dim); box-shadow: 0 0 20px var(--accent-glow); }
-    .shot-card.generated { border-color: var(--success); }
-    .shot-video {
-      width: 100%; aspect-ratio: 16/9; background: #000;
-      display: flex; align-items: center; justify-content: center;
-    }
-    .shot-video video { width: 100%; height: 100%; object-fit: cover; }
-    .shot-placeholder { color: var(--text-muted); font-size: 36px; opacity: 0.3; }
-    .shot-info { padding: 12px 14px; }
-    .shot-label {
-      font-size: 13px; font-weight: 600; margin-bottom: 6px;
-      display: flex; justify-content: space-between; align-items: center;
-    }
-    .shot-duration {
-      font-size: 11px; color: var(--text-muted);
-      background: var(--bg-primary); padding: 2px 8px; border-radius: 4px;
-    }
-    .shot-prompt {
-      font-size: 12px; color: var(--text-secondary); line-height: 1.5;
-      display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical; overflow: hidden;
-    }
-    .shot-status { font-size: 11px; margin-top: 6px; }
-    .shot-status.ready { color: var(--success); }
-    .shot-status.pending { color: var(--text-muted); }
+/* Architecture */
+.arch{margin-top:36px;padding:14px 0;opacity:0;animation:fadeIn 1s ease-out 3s forwards}
+.arch-flow{display:flex;align-items:center;gap:10px;justify-content:center;flex-wrap:wrap}
+.arch-node{font-size:10px;padding:6px 14px;border-radius:999px;font-family:var(--mono);letter-spacing:.1em;
+  background:rgba(14,22,50,0.3);position:relative;overflow:hidden;
+  border:1px solid rgba(34,211,238,0.18);color:#6890b0}
+.arch-node::before{content:'';position:absolute;top:0;left:0;width:100%;height:100%;
+  background:linear-gradient(90deg,transparent,rgba(34,211,238,0.2),transparent);
+  transform:translateX(-100%);animation:flow 3s ease-in-out infinite}
+.arch-node:nth-child(3)::before{animation-delay:1s}.arch-node:nth-child(5)::before{animation-delay:2s}
+@keyframes flow{0%,100%{transform:translateX(-100%)}50%{transform:translateX(100%)}}
+.arch-arrow{color:#3a5070;font-size:12px}
 
-    .empty-state { text-align: center; padding: 80px 20px; color: var(--text-muted); }
-    .empty-icon { font-size: 64px; margin-bottom: 16px; opacity: 0.4; }
-    .empty-title { font-size: 20px; margin-bottom: 8px; color: var(--text-secondary); }
-    .empty-desc { font-size: 14px; }
+.footer{text-align:center;padding:36px 0 20px;font-size:11px;color:#4a5278;letter-spacing:.12em;line-height:2;
+  opacity:0;animation:fadeIn 1s ease-out 3.4s forwards}
 
-    .preview-footer {
-      text-align: center; padding: 40px 20px; color: var(--text-muted);
-      font-size: 12px; border-top: 1px solid var(--border); margin-top: 40px;
-    }
+/* ========== PREVIEW PAGE ========== */
+.preview{display:none;min-height:100vh}
+.preview.active{display:block}
 
-    @media (max-width: 768px) {
-      .landing-hero { padding: 60px 16px 40px; }
-      .landing-title { font-size: 28px; }
-      .landing-features { padding: 16px 16px 40px; }
-      .header { padding: 12px 16px; }
-      .header-title { font-size: 16px; }
-      .episode-tabs { padding: 8px 16px; }
-      .main { padding: 16px; }
-      .shot-grid { grid-template-columns: 1fr; }
-      .project-bar { padding: 12px 16px; flex-direction: column; gap: 8px; align-items: flex-start; }
-    }
-  </style>
+.pv-header{background:rgba(12,18,40,0.94);backdrop-filter:blur(20px);padding:14px 28px;
+  display:flex;align-items:center;justify-content:space-between;position:sticky;top:0;z-index:100;
+  border-bottom:1px solid var(--border)}
+.pv-header-l{display:flex;align-items:center;gap:12px}
+.pv-logo{font-size:26px}
+.pv-title{font-size:17px;font-weight:500;letter-spacing:.04em}
+.pv-title span{color:var(--cyan)}
+.pv-sub{font-size:11px;color:var(--muted);margin-top:1px}
+.pv-header-r{display:flex;gap:10px;align-items:center}
+.pv-back{background:rgba(14,22,50,0.5);border:1px solid var(--border);color:var(--dim);padding:8px 16px;
+  border-radius:8px;font-size:13px;cursor:pointer;transition:all .3s;backdrop-filter:blur(12px)}
+.pv-back:hover{border-color:var(--accent);color:var(--text)}
+.pv-feedback{display:flex;align-items:center;gap:6px;padding:9px 18px;border-radius:10px;
+  background:rgba(34,211,238,0.1);border:1px solid rgba(34,211,238,0.25);color:var(--cyan);
+  font-size:13px;text-decoration:none;cursor:pointer;transition:all .3s}
+.pv-feedback:hover{background:rgba(34,211,238,0.2);box-shadow:0 0 24px rgba(34,211,238,0.2)}
+
+.pv-bar{padding:14px 28px;border-bottom:1px solid var(--border);display:flex;gap:18px;align-items:center;flex-wrap:wrap}
+.pv-proj{font-size:15px;font-weight:500;letter-spacing:.03em}
+.pv-meta{font-size:12px;color:var(--dim);display:flex;gap:12px}
+.pv-progress-bar{flex:1;min-width:180px;height:5px;background:rgba(96,165,250,0.08);border-radius:3px;overflow:hidden}
+.pv-progress-fill{height:100%;background:linear-gradient(90deg,var(--cyan),var(--blue));border-radius:3px;transition:width .5s ease}
+
+.pv-tabs{display:flex;gap:6px;padding:10px 28px;overflow-x:auto;border-bottom:1px solid var(--border)}
+.pv-tab{padding:7px 15px;border-radius:8px;font-size:12px;cursor:pointer;
+  border:1px solid rgba(96,165,250,0.1);background:rgba(14,22,50,0.4);color:var(--dim);
+  white-space:nowrap;transition:all .3s;backdrop-filter:blur(10px)}
+.pv-tab:hover{border-color:var(--accent);color:var(--text)}
+.pv-tab.active{background:rgba(34,211,238,0.12);border-color:rgba(34,211,238,0.35);color:var(--cyan)}
+.pv-tab.done{border-color:rgba(52,211,153,0.2)}
+.pv-tab.done::after{content:' ✅'}
+
+.pv-main{padding:24px 28px;max-width:1300px;margin:0 auto}
+.scene-section{margin-bottom:30px}
+.scene-header{display:flex;align-items:center;gap:10px;margin-bottom:14px;padding-bottom:10px;
+  border-bottom:1px solid rgba(96,165,250,0.06)}
+.scene-num{background:rgba(34,211,238,0.1);color:var(--cyan);padding:4px 10px;border-radius:6px;font-size:11px;font-weight:500}
+.scene-title{font-size:15px;font-weight:500;letter-spacing:.03em}
+.scene-count{font-size:12px;color:var(--muted);margin-left:auto}
+
+.shot-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:16px}
+.shot-card{background:rgba(14,22,50,0.4);border:1px solid rgba(96,165,250,0.1);
+  border-radius:12px;overflow:hidden;transition:all .4s;backdrop-filter:blur(12px)}
+.shot-card:hover{border-color:rgba(34,211,238,0.3);box-shadow:0 8px 30px rgba(34,211,238,0.1)}
+.shot-card.generated{border-color:rgba(52,211,153,0.2)}
+.shot-video{width:100%;aspect-ratio:16/9;background:#000;display:flex;align-items:center;justify-content:center;
+  position:relative;overflow:hidden}
+.shot-video video{width:100%;height:100%;object-fit:cover}
+.shot-placeholder{font-size:32px;opacity:.2;color:var(--muted)}
+.shot-info{padding:12px 14px}
+.shot-label{font-size:12px;font-weight:500;margin-bottom:6px;display:flex;justify-content:space-between;align-items:center;letter-spacing:.03em}
+.shot-dur{font-size:10px;color:var(--muted);background:rgba(14,22,50,0.6);padding:2px 8px;border-radius:4px}
+.shot-prompt{font-size:11px;color:var(--dim);line-height:1.6;
+  display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
+.shot-status{font-size:10px;margin-top:6px;letter-spacing:.04em}
+.shot-status.ready{color:var(--ok)}
+.shot-status.pending{color:var(--muted)}
+
+.empty-state{text-align:center;padding:80px 20px;color:var(--muted)}
+.empty-icon{font-size:56px;margin-bottom:14px;opacity:.35}
+.empty-title{font-size:18px;margin-bottom:8px;color:var(--dim)}
+.empty-desc{font-size:13px}
+
+.pv-footer{text-align:center;padding:40px 20px;color:#4a5278;font-size:11px;border-top:1px solid var(--border);margin-top:40px;letter-spacing:.08em}
+
+@media(max-width:768px){
+  .title{font-size:34px}.cards{grid-template-columns:1fr}
+  .cards.enter-cards{grid-template-columns:1fr}
+  .landing{padding:40px 16px}
+  .pv-header{padding:12px 16px}
+  .pv-title{font-size:15px}
+  .pv-tabs{padding:8px 16px}
+  .pv-main{padding:16px}
+  .shot-grid{grid-template-columns:1fr}
+}
+</style>
 </head>
 <body>
 
-<!-- ===== LANDING PAGE ===== -->
-<div class="landing" id="landingPage">
-  <div class="landing-hero">
-    <div class="landing-logo">🎬</div>
-    <h1 class="landing-title">光湖 · <span>视频AI平台</span></h1>
-    <p class="landing-tagline">
-      AI驱动的短剧与漫剧视频生成平台。<br>
-      剧本丢进去，铸渊人格体全程主控，自动生成完整视频。
-    </p>
-    <button class="enter-btn" onclick="showPreview()">
-      🚀 进入预览
-    </button>
+<div class="universe"></div>
+<div class="nebula neb-1"></div><div class="nebula neb-2"></div><div class="nebula neb-3"></div>
+<div class="lake"></div>
+<div class="stars" id="stars"></div>
+
+<!-- ===== LANDING ===== -->
+<div class="page landing" id="landing">
+  <div class="hero">
+    <div class="logo-ring"><div class="logo-icon">🎬</div></div>
+    <h1 class="title"><span>光</span><span>湖</span><span>·</span><span>视</span><span>频</span><span>A</span><span>I</span><span>平台</span></h1>
+    <div class="sub">guanghuclip.cn · 铸渊 ICE-GL-ZY001 · 冰朔 TCS-0002∞</div>
+    <div class="tagline"><p>每一次生成，都是理解而非抽卡。</p></div>
   </div>
 
-  <div class="landing-features">
-    <div class="feature-card">
-      <div class="feature-icon">🧠</div>
-      <div class="feature-title">人格体主控</div>
-      <div class="feature-desc">铸渊 ICE-GL-ZY001 全程理解剧本、生成分镜、调用AI，不是随机抽卡。</div>
+  <div class="cards">
+    <div class="card" onclick="switchToPreview()">
+      <div class="card-glow"></div>
+      <div class="card-header"><span class="card-icon">🧠</span><span class="card-name">铸渊主控</span></div>
+      <div class="card-desc">人格体全程理解剧本、生成分镜、调度API。不是随机抽卡，是确定生成。</div>
+      <div class="card-tags"><span class="tag">一致性</span><span class="tag">主轴</span></div>
+      <span class="card-arrow">→</span>
     </div>
-    <div class="feature-card">
-      <div class="feature-icon">🎥</div>
-      <div class="feature-title">多模型调度</div>
-      <div class="feature-desc">火山Seedance 2.0 · 阿里通义千问 · 可灵 · Vidu，谁家强就接谁家。</div>
+    <div class="card" onclick="switchToPreview()">
+      <div class="card-glow"></div>
+      <div class="card-header"><span class="card-icon">🎥</span><span class="card-name">多模型引擎</span></div>
+      <div class="card-desc">火山Seedance 2.0 · 阿里通义千问 · 可灵 · Vidu。谁强接谁。</div>
+      <div class="card-tags"><span class="tag">Seedance</span><span class="tag">多引擎</span></div>
+      <span class="card-arrow">→</span>
     </div>
-    <div class="feature-card">
-      <div class="feature-icon">🔄</div>
-      <div class="feature-title">角色一致性</div>
-      <div class="feature-desc">大桌子小桌子记忆体系——第47集和第1集的主角，同一个脸。</div>
-    </div>
-    <div class="feature-card">
-      <div class="feature-icon">⚡</div>
-      <div class="feature-title">冰朔驱动</div>
-      <div class="feature-desc">冰朔用自然语言讨论剧本情绪，铸渊理解后精准生成。不是黑箱抽卡。</div>
-    </div>
-    <div class="feature-card">
-      <div class="feature-icon">📺</div>
-      <div class="feature-title">实时预览</div>
-      <div class="feature-desc">视频生成后自动部署到此页面。有问题随时通过腾讯文档反馈。</div>
-    </div>
-    <div class="feature-card">
-      <div class="feature-icon">🔐</div>
-      <div class="feature-title">全主权数据</div>
-      <div class="feature-desc">代码在新加坡服务器。数据在本地。铸渊住在自己的代码仓库里。</div>
+    <div class="card" onclick="switchToPreview()">
+      <div class="card-glow"></div>
+      <div class="card-header"><span class="card-icon">🔄</span><span class="card-name">角色一致性</span></div>
+      <div class="card-desc">大桌子小桌子记忆体系。第47集和第1集，同一个主角同一张脸。</div>
+      <div class="card-tags"><span class="tag">记忆</span><span class="tag">连续性</span></div>
+      <span class="card-arrow">→</span>
     </div>
   </div>
 
-  <div class="landing-footer">
-    <p>光湖视频AI系统 · 铸渊 ICE-GL-ZY001 生成 · 冰朔 TCS-0002∞ 审核</p>
-    <p style="margin-top:4px">© 国作登字-2026-A-00037559 · 第五域 · guanghuclip.cn</p>
+  <div class="enter-section">
+    <button class="enter-btn" onclick="switchToPreview()">🚀 进入视频预览</button>
+  </div>
+
+  <div class="arch">
+    <div class="arch-flow">
+      <span class="arch-node">剧本输入</span><span class="arch-arrow">→</span>
+      <span class="arch-node">铸渊理解</span><span class="arch-arrow">→</span>
+      <span class="arch-node">HLDP转化</span><span class="arch-arrow">→</span>
+      <span class="arch-node">Seedance 2.0</span><span class="arch-arrow">→</span>
+      <span class="arch-node">拼接剪辑</span><span class="arch-arrow">→</span>
+      <span class="arch-node">guanghuclip.cn</span>
+    </div>
+  </div>
+
+  <div class="footer">
+    铸渊 ICE-GL-ZY001 · 冰朔 TCS-0002∞ · 第五域 · 光湖语言世界<br>
+    国作登字-2026-A-00037559 · &copy; 2026
   </div>
 </div>
 
-<!-- ===== VIDEO PREVIEW ===== -->
-<div class="preview" id="previewPage">
-  <div class="header">
-    <div class="header-left">
-      <span class="header-logo">🎬</span>
+<!-- ===== PREVIEW ===== -->
+<div class="page preview" id="preview">
+  <div class="pv-header">
+    <div class="pv-header-l">
+      <span class="pv-logo">🎬</span>
       <div>
-        <div class="header-title">光湖 · <span>视频预览</span></div>
-        <div class="header-subtitle">铸渊主控 · AI短剧生成 · 冰朔审核</div>
+        <div class="pv-title">光湖 · <span>视频预览</span></div>
+        <div class="pv-sub">铸渊主控 · AI短剧生成</div>
       </div>
     </div>
-    <div class="header-right">
-      <button class="back-btn" onclick="showLanding()">← 返回首页</button>
-      <a href="https://docs.qq.com/aio/DTHhuWW5OQU9VbFVX" target="_blank" class="feedback-btn">📝 反馈意见</a>
+    <div class="pv-header-r">
+      <button class="pv-back" onclick="switchToLanding()">← 返回</button>
+      <a class="pv-feedback" href="https://docs.qq.com/aio/DTHhuWW5OQU9VbFVX" target="_blank">📝 反馈</a>
     </div>
   </div>
-
-  <div class="project-bar" id="projectBar">
-    <span class="project-name" id="projectName">📺 加载中...</span>
-    <span class="project-meta">
-      <span>🎬 <span id="totalShots">0</span> 个分镜</span>
-    </span>
-    <div class="progress-bar"><div class="progress-fill" id="progressFill" style="width:0%"></div></div>
-    <span style="font-size:13px;color:var(--text-secondary)" id="progressLabel">0%</span>
+  <div class="pv-bar">
+    <span class="pv-proj" id="pvName">📺 加载中...</span>
+    <span class="pv-meta"><span>🎬 <span id="pvShots">0</span> 镜</span></span>
+    <div class="pv-progress-bar"><div class="pv-progress-fill" id="pvFill" style="width:0%"></div></div>
+    <span style="font-size:12px;color:var(--muted)" id="pvPct">0%</span>
   </div>
-
-  <div class="episode-tabs" id="episodeTabs">
-    <button class="episode-tab active" data-ep="1">第1集</button>
+  <div class="pv-tabs" id="pvTabs"><button class="pv-tab active">第1集</button></div>
+  <div class="pv-main" id="pvMain">
+    <div class="empty-state"><div class="empty-icon">🎬</div><div class="empty-title">加载中...</div><div class="empty-desc">铸渊正在生成分镜视频</div></div>
   </div>
-
-  <div class="main" id="mainContent">
-    <div class="empty-state">
-      <div class="empty-icon">🎬</div>
-      <div class="empty-title">视频加载中...</div>
-      <div class="empty-desc">铸渊正在生成分镜视频，完成后自动部署到此页面。</div>
-    </div>
-  </div>
-
-  <div class="preview-footer">
-    <p>光湖视频AI系统 · 铸渊 ICE-GL-ZY001 · 冰朔 TCS-0002∞</p>
-    <p style="margin-top:4px">© 国作登字-2026-A-00037559 · <a href="https://docs.qq.com/aio/DTHhuWW5OQU9VbFVX" target="_blank">项目看板</a></p>
+  <div class="pv-footer">
+    铸渊 ICE-GL-ZY001 · 冰朔 TCS-0002∞ · <a href="https://docs.qq.com/aio/DTHhuWW5OQU9VbFVX" target="_blank" style="color:var(--cyan)">项目看板</a>
   </div>
 </div>
 
 <script>
-// ===== PAGE SWITCHING =====
-function showPreview() {
-  document.getElementById('landingPage').classList.add('hidden');
-  document.getElementById('previewPage').classList.add('active');
-  loadVideos().then(render);
-}
-function showLanding() {
-  document.getElementById('previewPage').classList.remove('active');
-  document.getElementById('landingPage').classList.remove('hidden');
-}
+// ===== STARS =====
+(function(){
+  var c=document.getElementById('stars');
+  for(var i=0;i<70;i++){var s=document.createElement('div');s.className='star';
+    s.style.left=Math.random()*100+'%';s.style.top=Math.random()*100+'%';
+    s.style.width=s.style.height=(Math.random()*2+.3)+'px';
+    s.style.animationDuration=(Math.random()*3+2)+'s';s.style.animationDelay=Math.random()*5+'s';c.appendChild(s)}
+  for(var i=0;i<2;i++){var t=document.createElement('div');t.className='shooting';
+    t.style.top=(Math.random()*50+10)+'%';t.style.left=(Math.random()*60+5)+'%';
+    t.style.animationDelay=(Math.random()*10)+'s';c.appendChild(t)}
+})();
+
+// ===== PAGE SWITCH =====
+function switchToPreview(){document.getElementById('landing').classList.add('hidden');document.getElementById('preview').classList.add('active');loadAndRender()}
+function switchToLanding(){document.getElementById('preview').classList.remove('active');document.getElementById('landing').classList.remove('hidden')}
 
 // ===== VIDEO DATA =====
-const VIDEO_DATA_URL = '/data/videos.json';
-async function loadVideos() {
-  try {
-    const resp = await fetch(VIDEO_DATA_URL);
-    if (!resp.ok) throw new Error('数据加载失败');
-    return await resp.json();
-  } catch (e) { return null; }
+async function loadAndRender(){
+  try{
+    var r=await fetch('/data/videos.json');if(!r.ok)return;
+    var d=await r.json();if(!d?.episodes?.length)return;
+    document.getElementById('pvName').textContent='📺 '+(d.project||'');
+    renderTabs(d);renderEpisode(d.episodes[0]);updateStats(d.episodes[0]);
+  }catch(e){}
 }
 
-function render(data) {
-  if (!data?.episodes?.length) return;
-  document.getElementById('projectName').textContent = '📺 ' + (data.project || '');
-  renderTabs(data);
-  renderEpisode(data.episodes[0]);
-  updateStats(data.episodes[0]);
-}
-
-function renderTabs(data) {
-  let html = '';
-  data.episodes.forEach((ep, i) => {
-    html += `<button class="episode-tab ${i===0?'active':''}" data-ep="${i}">第${ep.number}集</button>`;
-  });
-  document.getElementById('episodeTabs').innerHTML = html;
-  document.getElementById('episodeTabs').onclick = (e) => {
-    if (!e.target.classList.contains('episode-tab')) return;
-    const epIdx = parseInt(e.target.dataset.ep);
-    document.querySelectorAll('.episode-tab').forEach(t => t.classList.remove('active'));
-    e.target.classList.add('active');
-    renderEpisode(data.episodes[epIdx]);
-    updateStats(data.episodes[epIdx]);
+function renderTabs(d){
+  var h='';d.episodes.forEach(function(e,i){
+    h+='<button class="pv-tab'+(i===0?' active':'')+'" data-ep="'+i+'">第'+e.number+'集</button>';});
+  document.getElementById('pvTabs').innerHTML=h;
+  document.getElementById('pvTabs').onclick=function(ev){
+    var t=ev.target;if(!t.classList.contains('pv-tab'))return;
+    var idx=parseInt(t.dataset.ep);
+    document.querySelectorAll('.pv-tab').forEach(function(x){x.classList.remove('active')});
+    t.classList.add('active');renderEpisode(d.episodes[idx]);updateStats(d.episodes[idx]);
   };
 }
 
-function renderEpisode(episode) {
-  if (!episode) return;
-  let html = '';
-  for (const scene of episode.scenes) {
-    html += `<div class="scene-section"><div class="scene-header">`;
-    html += `<span class="scene-num">${scene.id}</span><span class="scene-title">${scene.name}</span>`;
-    html += `<span class="scene-desc">${scene.shots.length} 镜</span></div><div class="shot-grid">`;
-    for (const shot of scene.shots) {
-      const hasVideo = !!shot.videoUrl;
-      html += `<div class="shot-card ${hasVideo?'generated':''}">`;
-      html += `<div class="shot-video">${hasVideo ? `<video src="${shot.videoUrl}" controls playsinline></video>` : `<span class="shot-placeholder">🎬</span>`}</div>`;
-      html += `<div class="shot-info"><div class="shot-label"><span>${shot.shotId}</span><span class="shot-duration">${shot.duration||5}s</span></div>`;
-      html += `<div class="shot-prompt">${shot.prompt||''}</div>`;
-      html += `<div class="shot-status ${hasVideo?'ready':'pending'}">${hasVideo?'✅ 已生成':'⏳ 生成中...'}</div></div></div>`;
+function renderEpisode(ep){
+  if(!ep)return;var h='';
+  for(var i=0;i<ep.scenes.length;i++){
+    var sc=ep.scenes[i];h+='<div class="scene-section"><div class="scene-header">';
+    h+='<span class="scene-num">'+sc.id+'</span><span class="scene-title">'+sc.name+'</span>';
+    h+='<span class="scene-count">'+sc.shots.length+' 镜</span></div><div class="shot-grid">';
+    for(var j=0;j<sc.shots.length;j++){
+      var s=sc.shots[j],hasV=!!s.videoUrl;
+      h+='<div class="shot-card'+(hasV?' generated':'')+'"><div class="shot-video">';
+      h+=hasV?'<video src="'+s.videoUrl+'" controls playsinline></video>':'<span class="shot-placeholder">🎬</span>';
+      h+='</div><div class="shot-info"><div class="shot-label"><span>'+s.shotId+'</span>';
+      h+='<span class="shot-dur">'+(s.duration||5)+'s</span></div>';
+      h+='<div class="shot-prompt">'+(s.prompt||'')+'</div>';
+      h+='<div class="shot-status '+(hasV?'ready':'pending')+'">'+(hasV?'✅ 已生成':'⏳ 生成中...')+'</div></div></div>';
     }
-    html += `</div></div>`;
+    h+='</div></div>';
   }
-  document.getElementById('mainContent').innerHTML = html;
+  document.getElementById('pvMain').innerHTML=h;
 }
 
-function updateStats(episode) {
-  let total = 0, completed = 0;
-  for (const scene of episode.scenes) {
-    total += scene.shots.length;
-    completed += scene.shots.filter(s => s.videoUrl).length;
-  }
-  document.getElementById('totalShots').textContent = total;
-  const pct = total > 0 ? Math.round(completed/total*100) : 0;
-  document.getElementById('progressFill').style.width = pct+'%';
-  document.getElementById('progressLabel').textContent = pct+'% ('+completed+'/'+total+')';
+function updateStats(ep){
+  var t=0,c=0;
+  for(var i=0;i<ep.scenes.length;i++)
+    for(var j=0;j<ep.scenes[i].shots.length;j++){t++;if(ep.scenes[i].shots[j].videoUrl)c++;}
+  document.getElementById('pvShots').textContent=t;
+  var p=t>0?Math.round(c/t*100):0;
+  document.getElementById('pvFill').style.width=p+'%';
+  document.getElementById('pvPct').textContent=p+'% ('+c+'/'+t+')';
 }
 </script>
-
 </body>
 </html>
