/* ═══════════ 天玑阁·聚贤坊 样式表 v2 ═══════════ */

/* ── 基础重置 ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{
  font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Helvetica Neue",Arial,sans-serif;
  color:#e8e0d4;background:#0d1117;line-height:1.6;overflow-x:hidden;
  -webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
button{font-family:inherit;cursor:pointer;border:none;background:none}
.container{max-width:1200px;margin:0 auto;padding:0 24px}

/* ── 设计变量 ── */
:root{
  --gold:#C49B6C;--gold-light:#D4AF7A;--gold-dark:#A67E52;--gold-bright:#E0B87E;
  --bg-dark:#0d1117;--bg-card:#161b22;--bg-alt:#1c2128;--bg-elevated:#22272e;
  --text-primary:#e8e0d4;--text-secondary:#9ca3af;--text-muted:#6b7280;
  --border:rgba(196,155,108,.12);--border-strong:rgba(196,155,108,.28);
  --border-bright:rgba(196,155,108,.5);
  --navy:#1A2A3A;--navy-light:#2a3a4a;
  --shadow-sm:0 2px 8px rgba(0,0,0,.2);
  --shadow-md:0 8px 32px rgba(0,0,0,.3);
  --shadow-lg:0 16px 48px rgba(0,0,0,.4);
  --shadow-gold:0 8px 32px rgba(196,155,108,.15);
  --radius-sm:8px;--radius-md:12px;--radius-lg:16px;
  --transition:all .3s cubic-bezier(.4,0,.2,1);
}

/* ── 按钮 ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 24px;border-radius:var(--radius-sm);font-size:14px;font-weight:600;transition:var(--transition);white-space:nowrap}
.btn-ghost{color:var(--gold);border:1px solid var(--border-strong);background:transparent}
.btn-ghost:hover{background:rgba(196,155,108,.08);border-color:var(--gold);transform:translateY(-1px)}
.btn-solid{color:#fff;background:linear-gradient(135deg,var(--gold),var(--gold-dark));box-shadow:0 2px 12px rgba(196,155,108,.25)}
.btn-solid:hover{transform:translateY(-1px);box-shadow:0 4px 20px rgba(196,155,108,.4)}
.btn-hero{padding:14px 40px;font-size:16px;color:#fff;background:linear-gradient(135deg,var(--gold),var(--gold-dark));border-radius:10px;box-shadow:0 4px 24px rgba(196,155,108,.3);position:relative;overflow:hidden}
.btn-hero::before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.2),transparent);transition:left .6s}
.btn-hero:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(196,155,108,.45)}
.btn-hero:hover::before{left:100%}

/* ── 头部 ── */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;background:rgba(13,17,23,.8);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--border);transition:box-shadow .3s,background .3s}
.site-header.scrolled{background:rgba(13,17,23,.95);box-shadow:0 2px 20px rgba(0,0,0,.3)}
.header-progress{position:absolute;bottom:0;left:0;height:2px;background:linear-gradient(90deg,var(--gold),var(--gold-bright));width:0%;transition:width .1s linear;z-index:101}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px;gap:24px}
.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}
.brand-mark{display:flex;align-items:center;justify-content:center;transition:transform .3s}
.brand:hover .brand-mark{transform:rotate(-5deg) scale(1.05)}
.brand-text{display:flex;flex-direction:column;line-height:1.2}
.brand-text strong{font-size:16px;color:var(--gold);letter-spacing:.5px}
.brand-text small{font-size:10px;color:var(--text-muted);letter-spacing:1.5px}
.main-nav{display:flex;align-items:center;gap:4px;flex:1;justify-content:center}
.nav-link{padding:8px 14px;font-size:14px;color:var(--text-secondary);border-radius:6px;transition:var(--transition);white-space:nowrap;position:relative}
.nav-link::after{content:"";position:absolute;bottom:2px;left:50%;width:0;height:2px;background:var(--gold);border-radius:2px;transition:width .3s,left .3s}
.nav-link:hover{color:var(--gold);background:rgba(196,155,108,.06)}
.nav-link:hover::after,.nav-link.active::after{width:60%;left:20%}
.nav-link.active{color:var(--gold)}
.header-actions{display:flex;align-items:center;gap:8px;flex-shrink:0}
.search-toggle{width:36px;height:36px;display:flex;align-items:center;justify-content:center;border-radius:6px;color:var(--text-secondary);transition:var(--transition);cursor:pointer}
.search-toggle:hover{color:var(--gold);background:rgba(196,155,108,.08)}
.search-overlay{position:fixed;inset:0;z-index:200;background:rgba(0,0,0,.85);backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);display:none;align-items:flex-start;justify-content:center;padding-top:120px}
.search-overlay.open{display:flex}
.search-box{width:100%;max-width:600px;padding:0 24px}
.search-input-wrap{position:relative}
.search-input{width:100%;padding:16px 20px 16px 48px;background:var(--bg-card);border:1px solid var(--border-strong);border-radius:var(--radius-md);color:var(--text-primary);font-size:16px;font-family:inherit;outline:none}
.search-input:focus{border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,155,108,.15)}
.search-icon{position:absolute;left:16px;top:50%;transform:translateY(-50%);color:var(--text-muted);pointer-events:none}
.search-close{position:absolute;top:24px;right:24px;width:40px;height:40px;display:flex;align-items:center;justify-content:center;font-size:28px;color:var(--text-secondary);cursor:pointer;transition:color .2s}
.search-close:hover{color:var(--gold)}
.search-results{margin-top:16px;max-height:400px;overflow-y:auto}
.search-result-item{padding:16px 20px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);margin-bottom:8px;cursor:pointer;transition:var(--transition)}
.search-result-item:hover{border-color:var(--border-strong);background:var(--bg-elevated)}
.search-result-title{font-size:15px;font-weight:600;color:#fff;margin-bottom:4px}
.search-result-desc{font-size:13px;color:var(--text-secondary)}
.search-empty{text-align:center;padding:40px;color:var(--text-muted);font-size:14px}
.nav-toggle{display:none;flex-direction:column;gap:4px;padding:8px}
.nav-toggle span{width:20px;height:2px;background:var(--gold);border-radius:2px;transition:.3s}

/* ── 首屏主视觉 ── */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;overflow:hidden;padding-top:64px}
.hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse at 50% 30%,rgba(196,155,108,.1) 0%,transparent 60%),radial-gradient(ellipse at 80% 80%,rgba(26,42,58,.3) 0%,transparent 50%),linear-gradient(180deg,#0d1117 0%,#161b22 100%)}
.hero-starfield{position:absolute;inset:0;background-image:radial-gradient(1px 1px at 20% 30%,rgba(196,155,108,.4),transparent),radial-gradient(1px 1px at 60% 70%,rgba(255,255,255,.3),transparent),radial-gradient(1px 1px at 80% 20%,rgba(196,155,108,.3),transparent),radial-gradient(1px 1px at 30% 80%,rgba(255,255,255,.2),transparent),radial-gradient(1px 1px at 90% 50%,rgba(196,155,108,.3),transparent),radial-gradient(1px 1px at 10% 60%,rgba(255,255,255,.2),transparent),radial-gradient(2px 2px at 50% 15%,rgba(196,155,108,.3),transparent),radial-gradient(1px 1px at 70% 40%,rgba(255,255,255,.15),transparent);background-size:200px 200px,150px 150px,180px 180px,220px 220px,160px 160px,140px 140px,300px 300px,120px 120px;opacity:.6;animation:twinkle 8s ease-in-out infinite alternate}
.hero-glow{position:absolute;top:20%;left:50%;transform:translateX(-50%);width:600px;height:600px;background:radial-gradient(circle,rgba(196,155,108,.08) 0%,transparent 70%);filter:blur(40px);pointer-events:none}
@keyframes twinkle{0%{opacity:.4}100%{opacity:.7}}
.hero-inner{position:relative;z-index:1;text-align:center;max-width:800px}
.hero-eyebrow{font-size:13px;color:var(--gold);letter-spacing:3px;text-transform:uppercase;margin-bottom:16px;opacity:.9}
.hero-title{font-size:clamp(32px,5vw,56px);font-weight:700;color:#fff;line-height:1.25;margin-bottom:20px;letter-spacing:1px;background:linear-gradient(180deg,#fff 0%,#e8e0d4 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;animation:titleFadeIn 1.2s ease-out both}
@keyframes titleFadeIn{0%{opacity:0;transform:translateY(20px)}100%{opacity:1;transform:translateY(0)}}
.hero-subtitle{font-size:clamp(15px,2vw,18px);color:var(--text-secondary);max-width:600px;margin:0 auto 16px;line-height:1.8;animation:subtitleFadeIn 1.2s .2s ease-out both}
@keyframes subtitleFadeIn{0%{opacity:0;transform:translateY(15px)}100%{opacity:1;transform:translateY(0)}}
.hero-quote{font-size:16px;color:var(--gold-light);font-style:italic;margin-bottom:32px;opacity:.8;animation:quoteFadeIn 1.2s .4s ease-out both}
@keyframes quoteFadeIn{0%{opacity:0}100%{opacity:.8}}
.hero .btn-hero{margin-top:8px;animation:ctaFadeIn 1.2s .6s ease-out both}
@keyframes ctaFadeIn{0%{opacity:0;transform:translateY(10px)}100%{opacity:1;transform:translateY(0)}}

/* 首屏统计数字 */
.hero-stats{display:flex;align-items:center;justify-content:center;gap:32px;margin-top:48px}
.hero-stat{display:flex;flex-direction:column;align-items:center;gap:4px}
.hero-stat strong{font-size:32px;font-weight:700;color:var(--gold);line-height:1}
.hero-stat span{font-size:13px;color:var(--text-muted);letter-spacing:.5px}
.hero-stat-divider{width:1px;height:32px;background:var(--border-strong)}

/* 滚动提示 */
.scroll-hint{position:absolute;bottom:32px;left:50%;transform:translateX(-50%);z-index:1}
.scroll-hint span{display:block;width:24px;height:40px;border:2px solid var(--border-strong);border-radius:12px;position:relative}
.scroll-hint span::before{content:"";position:absolute;top:6px;left:50%;transform:translateX(-50%);width:4px;height:8px;background:var(--gold);border-radius:2px;animation:scrollDot 1.8s ease-in-out infinite}
@keyframes scrollDot{0%{opacity:1;top:6px}100%{opacity:0;top:24px}}

/* ── 通用 Section ── */
.section{padding:80px 0}
.section-alt{background:var(--bg-alt)}
.section-head{text-align:center;margin-bottom:48px}
.section-eyebrow{font-size:12px;color:var(--gold);letter-spacing:2.5px;text-transform:uppercase;margin-bottom:12px;opacity:.85}
.section-title{font-size:clamp(28px,4vw,40px);font-weight:700;color:#fff;margin-bottom:16px;letter-spacing:.5px}
.section-desc{font-size:15px;color:var(--text-secondary);max-width:600px;margin:0 auto;line-height:1.7}
.summit-rhythm{font-size:13px;color:var(--gold-light);max-width:800px;margin:16px auto 0;line-height:1.8;opacity:.75}

/* ── 全国人大横幅 ── */
.summit-banner{display:flex;align-items:center;gap:20px;padding:24px 32px;margin-bottom:32px;background:linear-gradient(135deg,rgba(196,155,108,.08),rgba(26,42,58,.3));border:1px solid var(--border-strong);border-radius:var(--radius-lg);transition:var(--transition);position:relative;overflow:hidden}
.summit-banner::before{content:"";position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(196,155,108,.05),transparent);transition:left .8s}
.summit-banner:hover{border-color:var(--gold);box-shadow:var(--shadow-gold);transform:translateY(-2px)}
.summit-banner:hover::before{left:100%}
.banner-flag{display:flex;align-items:center;justify-content:center;flex-shrink:0;filter:drop-shadow(0 2px 8px rgba(222,41,16,.3))}
.banner-body{display:flex;flex-direction:column;gap:4px;flex:1}
.banner-tag{font-size:11px;color:var(--gold);letter-spacing:1px;text-transform:uppercase}
.banner-title{font-size:20px;font-weight:700;color:#fff}
.banner-desc{font-size:13px;color:var(--text-secondary)}
.banner-link{font-size:14px;color:var(--gold);font-weight:600;white-space:nowrap;flex-shrink:0;transition:gap .2s}
.summit-banner:hover .banner-link{gap:8px}

/* ── 峰会卡片网格 ── */
.summit-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:20px}
.summit-card{display:flex;gap:16px;padding:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;position:relative;overflow:hidden;transform-style:preserve-3d;perspective:800px}
.summit-card::before{content:"";position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:0;transition:opacity .3s}
.summit-card:hover{border-color:var(--border-strong);background:var(--bg-elevated);transform:translateY(-3px) rotateX(2deg) rotateY(-1deg);box-shadow:0 12px 40px rgba(0,0,0,.4),0 0 20px rgba(196,155,108,.1)}
.summit-card:hover::before{opacity:1}
.summit-icon{display:flex;align-items:center;justify-content:center;width:52px;height:52px;flex-shrink:0;background:var(--navy);border-radius:var(--radius-sm);transition:transform .3s,filter .3s}
.summit-card:hover .summit-icon{transform:scale(1.08);filter:drop-shadow(0 0 8px rgba(196,155,108,.4)) brightness(1.2)}
.summit-card>div{flex:1;min-width:0}
.summit-name{font-size:16px;font-weight:600;color:#fff;margin-bottom:4px}
.summit-tag{font-size:12px;color:var(--gold);margin-bottom:6px}
.summit-when{font-size:12px;color:var(--text-secondary);margin-bottom:4px;line-height:1.5}
.summit-watch{font-size:12px;color:var(--text-muted);margin-bottom:8px;line-height:1.5}
.summit-desc{font-size:13px;color:var(--text-secondary);line-height:1.6}

/* 峰会图标专属配色 */
.summit-icon-wef{background:linear-gradient(135deg,#1B3A5C,#0D5A8C)}
.summit-icon-boao{background:linear-gradient(135deg,#0E6B5C,#1A8A70)}
.summit-icon-apec{background:linear-gradient(135deg,#1A4A7A,#2E6BAA)}
.summit-icon-g20{background:linear-gradient(135deg,#2A3A1A,#4A6B2E)}
.summit-icon-g7{background:linear-gradient(135deg,#3A1A2A,#6B2E4A)}
.summit-icon-sco{background:linear-gradient(135deg,#3A2A1A,#6B4E2E)}
.summit-icon-brics{background:linear-gradient(135deg,#3A1A1A,#8B3A3A)}
.summit-icon-cop{background:linear-gradient(135deg,#1A3A1A,#2E6B2E)}
.summit-icon-wic{background:linear-gradient(135deg,#1A2A4A,#2E4A8B)}
.summit-icon-who{background:linear-gradient(135deg,#1A3A4A,#2E6B8B)}
.summit-icon-imf{background:linear-gradient(135deg,#3A3A1A,#6B6B2E)}
.summit-icon-un{background:linear-gradient(135deg,#1A3A5C,#2E6B9A)}

/* ── Bento 卡片网格 ── */
.bento-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.card{display:flex;flex-direction:column;padding:28px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md);transition:transform .3s ease,box-shadow .3s ease,border-color .3s ease;overflow:hidden;position:relative;transform-style:preserve-3d;perspective:600px}
.card::before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--gold),transparent);opacity:0;transition:opacity .3s}
.card::after{content:"";position:absolute;bottom:0;right:0;width:120px;height:120px;background:radial-gradient(circle,rgba(196,155,108,.04) 0%,transparent 70%);opacity:0;transition:opacity .3s;pointer-events:none}
.card:hover{border-color:var(--border-strong);background:var(--bg-elevated);transform:translateY(-4px) rotateX(1.5deg) rotateY(-0.8deg);box-shadow:0 16px 48px rgba(0,0,0,.4),0 0 16px rgba(196,155,108,.08)}
.card:hover::before{opacity:1}
.card:hover::after{opacity:1}
.card-lg{grid-column:span 2;min-height:160px;padding:20px}
.card-md{grid-column:span 1;min-height:130px;padding:18px}
.card-sm{grid-column:span 1;min-height:110px;padding:16px}
.card-logo{display:flex;align-items:center;justify-content:center;width:48px;height:48px;margin-bottom:16px;border-radius:10px;overflow:hidden;flex-shrink:0;transition:transform .3s,filter .3s}
.card:hover .card-logo{transform:scale(1.08) rotate(-3deg);filter:drop-shadow(0 0 6px rgba(196,155,108,.3)) brightness(1.15)}
.card-title{font-size:18px;font-weight:600;color:#fff;margin-bottom:8px}
.card-sm .card-title{font-size:15px}
.card-desc{font-size:13px;color:var(--text-secondary);line-height:1.6;flex:1}
.card-sm .card-desc{font-size:12px}
.card-link{font-size:13px;color:var(--gold);font-weight:600;margin-top:12px;transition:var(--transition);display:inline-flex;align-items:center;gap:4px}
.card-link-arrow{transition:transform .2s;display:inline-block}
.card:hover .card-link-arrow{transform:translateX(3px)}
.card:hover .card-link{color:var(--gold-bright)}

/* ── 分类区块 ── */
.cat-block{margin-bottom:48px}
.cat-title{font-size:18px;font-weight:600;color:var(--gold);margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:8px}
.src-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:16px}
.src-card{display:flex;flex-direction:column;padding:20px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);transition:var(--transition);position:relative;overflow:hidden}
.src-card::before{content:"";position:absolute;left:0;top:0;bottom:0;width:3px;background:var(--gold);transform:scaleY(0);transform-origin:bottom;transition:transform .3s}
.src-card:hover{border-color:var(--border-strong);background:var(--bg-elevated);transform:translateY(-2px)}
.src-card:hover::before{transform:scaleY(1);transform-origin:top}
.src-name{font-size:15px;font-weight:600;color:#fff;margin-bottom:6px}
.src-desc{font-size:13px;color:var(--text-secondary);line-height:1.5;flex:1}
.src-link{font-size:13px;color:var(--gold);font-weight:600;margin-top:12px}
.src-nourl{color:var(--text-muted);font-style:italic}

/* ── 专题标签条 ── */
.topic-strip{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.topic-pill{padding:10px 24px;font-size:14px;color:var(--gold);background:var(--bg-card);border:1px solid var(--border-strong);border-radius:50px;transition:var(--transition)}
.topic-pill:hover{background:rgba(196,155,108,.1);border-color:var(--gold);transform:translateY(-2px);box-shadow:0 4px 16px rgba(196,155,108,.15)}

/* ── 动态资讯 ── */
.news-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:20px}
.news-item{padding:24px;background:var(--bg-card);border:1px solid var(--border);border-left:3px solid var(--gold);border-radius:var(--radius-sm);transition:var(--transition)}
.news-item:hover{background:var(--bg-elevated);transform:translateX(4px);box-shadow:var(--shadow-sm)}
.news-tag{display:inline-block;font-size:11px;color:var(--gold);background:rgba(196,155,108,.1);padding:2px 10px;border-radius:4px;margin-bottom:10px;letter-spacing:.5px}
.news-item h3{font-size:15px;font-weight:500;color:#fff;line-height:1.5;margin-bottom:8px}
.news-item time{font-size:12px;color:var(--text-muted)}

/* ── 底部 ── */
.site-footer{background:#080b0f;border-top:1px solid var(--border);padding-top:48px}
.footer-inner{display:flex;justify-content:space-between;gap:48px;padding-bottom:32px;flex-wrap:wrap}
.footer-brand strong{font-size:18px;color:var(--gold);display:block;margin-bottom:8px}
.footer-brand p{font-size:14px;color:var(--text-secondary)}
.footer-links{display:flex;gap:48px;flex-wrap:wrap}
.footer-col h4{font-size:14px;color:#fff;margin-bottom:12px}
.footer-col a{display:block;font-size:13px;color:var(--text-secondary);padding:4px 0;transition:color .2s}
.footer-col a:hover{color:var(--gold)}
.footer-bottom{border-top:1px solid var(--border);padding:20px 0}
.footer-bottom p{font-size:12px;color:var(--text-muted);text-align:center}
.footer-bottom a{color:var(--text-secondary)}
.footer-bottom a:hover{color:var(--gold)}

/* ── 响应式 ── */
@media(max-width:1024px){
  .bento-grid{grid-template-columns:repeat(2,1fr)}
  .card-lg,.card-md{grid-column:span 2}
  .card-sm{grid-column:span 1}
}
@media(max-width:768px){
  .container{padding:0 16px}
  .main-nav{display:none;position:fixed;top:64px;left:0;right:0;flex-direction:column;background:rgba(13,17,23,.98);backdrop-filter:blur(20px);padding:16px;gap:4px;border-bottom:1px solid var(--border)}
  .main-nav.open{display:flex}
  .nav-link{padding:12px 16px;width:100%}
  .nav-link::after{display:none}
  .nav-toggle{display:flex}
  .header-actions{display:none}
  .bento-grid{grid-template-columns:1fr}
  .card-lg,.card-md,.card-sm{grid-column:span 1}
  .summit-grid{grid-template-columns:1fr}
  .summit-banner{flex-wrap:wrap;text-align:center;justify-content:center}
  .banner-link{width:100%;text-align:center}
  .footer-inner{flex-direction:column;gap:24px}
  .footer-links{gap:32px}
  .section{padding:56px 0}
  .hero{min-height:auto;padding:120px 0 80px}
  .hero-stats{gap:20px}
  .hero-stat strong{font-size:24px}
  .scroll-hint{display:none}
}

/* ── 滚动动画 ── */
.fade-in{opacity:0;transform:translateY(24px);transition:opacity .6s ease,transform .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}

/* ── 滚动条 ── */
::-webkit-scrollbar{width:8px}
::-webkit-scrollbar-track{background:var(--bg-dark)}
::-webkit-scrollbar-thumb{background:var(--navy-light);border-radius:4px}
::-webkit-scrollbar-thumb:hover{background:var(--gold-dark)}

/* ── 选中文本 ── */
::selection{background:rgba(196,155,108,.3);color:#fff}

/* ── 无障碍：减少动画 ── */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms !important;transition-duration:.01ms !important}
  .fade-in{opacity:1;transform:none}
}

/* ═══════════ 留言区样式 ═══════════ */
.guestbook-form{max-width:600px;margin:0 auto 48px;padding:32px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md)}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:14px;color:var(--text-secondary);margin-bottom:8px;font-weight:500}
.form-group input,.form-group textarea{width:100%;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:inherit;transition:border-color .2s}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,155,108,.1)}
.form-group textarea{resize:vertical;min-height:100px}
.form-hint{text-align:center;font-size:12px;color:var(--text-muted);margin-top:12px}
.guestbook-form .btn-solid{width:100%;padding:12px;font-size:15px}

.guestbook-list{max-width:700px;margin:0 auto}
.loading-state,.empty-state{text-align:center;padding:40px;color:var(--text-muted);font-size:14px}
.message-item{padding:20px;margin-bottom:16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);transition:var(--transition)}
.message-item:hover{border-color:var(--border-strong);background:var(--bg-elevated)}
.message-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.message-nickname{font-size:15px;font-weight:600;color:var(--gold)}
.message-time{font-size:12px;color:var(--text-muted)}
.message-content{font-size:14px;color:var(--text-secondary);line-height:1.7;word-break:break-word}
.message-actions{display:flex;gap:12px;margin-top:12px;padding-top:12px;border-top:1px solid var(--border)}
.message-action-btn{display:inline-flex;align-items:center;gap:4px;font-size:13px;color:var(--text-muted);background:none;border:none;cursor:pointer;transition:color .2s}
.message-action-btn:hover{color:var(--gold)}
.message-action-btn.liked{color:var(--gold)}
.message-reply-box{margin-top:12px;display:none}
.message-reply-box.open{display:block}
.message-reply-input{width:100%;padding:10px 14px;background:var(--bg-dark);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:13px;font-family:inherit;margin-bottom:8px}
.message-reply-input:focus{outline:none;border-color:var(--gold)}
.reply-item{padding:12px 16px;margin-top:8px;background:var(--bg-alt);border-radius:var(--radius-sm);border-left:3px solid var(--gold)}
.reply-nickname{font-size:13px;font-weight:600;color:var(--gold-light);margin-bottom:4px}
.reply-content{font-size:13px;color:var(--text-secondary);line-height:1.6}
.load-more-btn{display:block;margin:24px auto 0;padding:10px 32px}

/* ═══════════ 管理后台样式 ═══════════ */
.admin-section{background:#0a0d12;border-top:2px solid var(--border-strong)}
.nav-admin{color:var(--text-muted)!important;font-size:13px!important}
.nav-admin:hover{color:var(--gold)!important}
.auth-card{max-width:400px;margin:0 auto;padding:40px;background:var(--bg-card);border:1px solid var(--border-strong);border-radius:var(--radius-md);text-align:center}
.auth-card h3{font-size:20px;color:#fff;margin-bottom:8px}
.auth-card p{font-size:14px;color:var(--text-secondary);margin-bottom:24px}
.auth-card .form-group input{width:100%;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;text-align:center;letter-spacing:2px}
.auth-card .form-group input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,155,108,.1)}
.auth-card .btn-solid{width:100%;margin-top:16px}
.auth-error{margin-top:12px;padding:10px;background:rgba(220,53,69,.1);border:1px solid rgba(220,53,69,.3);border-radius:var(--radius-sm);color:#dc3545;font-size:13px}

.admin-tabs{display:flex;gap:8px;margin-bottom:24px;justify-content:center;flex-wrap:wrap}
.admin-tab{padding:10px 24px;font-size:14px;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);transition:var(--transition);cursor:pointer}
.admin-tab:hover{border-color:var(--border-strong);color:var(--text-primary)}
.admin-tab.active{color:var(--gold);border-color:var(--gold);background:rgba(196,155,108,.08)}

.admin-message-item{padding:20px;margin-bottom:12px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);transition:var(--transition)}
.admin-message-item:hover{border-color:var(--border-strong)}
.admin-msg-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;flex-wrap:wrap;gap:8px}
.admin-msg-nickname{font-size:15px;font-weight:600;color:var(--gold)}
.admin-msg-time{font-size:12px;color:var(--text-muted)}
.admin-msg-status{font-size:11px;padding:2px 8px;border-radius:4px;font-weight:600}
.status-pending{background:rgba(255,193,7,.15);color:#ffc107}
.status-approved{background:rgba(40,167,69,.15);color:#28a745}
.status-rejected{background:rgba(220,53,69,.15);color:#dc3545}
.admin-msg-content{font-size:14px;color:var(--text-secondary);line-height:1.7;margin-bottom:12px;word-break:break-word}
.admin-msg-actions{display:flex;gap:8px;justify-content:flex-end}
.admin-msg-actions .btn{padding:6px 16px;font-size:13px}
.btn-approve{color:#28a745;border:1px solid #28a745;background:transparent}
.btn-approve:hover{background:rgba(40,167,69,.1)}
.btn-reject{color:#dc3545;border:1px solid #dc3545;background:transparent}
.btn-reject:hover{background:rgba(220,53,69,.1)}

/* ═══════════ 用户信息样式 ═══════════ */
.user-info{display:flex;align-items:center;gap:12px}
.user-email{font-size:13px;color:var(--gold);max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.btn-sm{padding:6px 16px;font-size:13px}

/* ══════════ 登录/注册模态框 ══════════ */
.modal-overlay{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:24px}
.modal-content{position:relative;width:100%;max-width:420px;background:var(--bg-card);border:1px solid var(--border-strong);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-lg)}
.modal-close{position:absolute;top:16px;right:16px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--text-muted);transition:color .2s}
.modal-close:hover{color:var(--gold)}
.auth-form h3{font-size:24px;font-weight:700;color:#fff;margin-bottom:8px}
.auth-desc{font-size:14px;color:var(--text-secondary);margin-bottom:24px}
.auth-form .form-group{margin-bottom:16px}
.auth-form .form-group label{display:block;font-size:13px;color:var(--text-secondary);margin-bottom:6px;font-weight:500}
.auth-form .form-group input{width:100%;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;transition:border-color .2s}
.auth-form .form-group input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,155,108,.1)}
.btn-full{width:100%;margin-top:8px}
.auth-switch{text-align:center;margin-top:20px;font-size:13px;color:var(--text-secondary)}
.auth-switch a{color:var(--gold);font-weight:600;margin-left:4px;transition:color .2s}
.auth-switch a:hover{color:var(--gold-bright)}
.auth-error{margin-top:16px;padding:10px;background:rgba(220,53,69,.1);border:1px solid rgba(220,53,69,.3);border-radius:var(--radius-sm);color:#dc3545;font-size:13px;text-align:center}

/* ═══════════ 收藏/分享按钮 ══════════ */
.card-fav-btn,.card-share-btn{position:absolute;top:12px;right:12px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;border-radius:50%;background:rgba(13,17,23,.6);border:1px solid var(--border);color:var(--text-muted);cursor:pointer;transition:var(--transition);opacity:0;z-index:2}
.card:hover .card-fav-btn,.card:hover .card-share-btn{opacity:1}
.card-fav-btn:hover,.card-share-btn:hover{color:var(--gold);border-color:var(--gold);background:rgba(196,155,108,.1)}
.card-fav-btn.favorited{color:var(--gold);border-color:var(--gold);opacity:1}
.card-share-btn{right:50px}
.share-popup{position:absolute;top:50px;right:12px;background:var(--bg-card);border:1px solid var(--border-strong);border-radius:var(--radius-sm);padding:8px;display:none;z-index:10;min-width:160px;box-shadow:var(--shadow-md)}
.share-popup.open{display:block}
.share-option{display:flex;align-items:center;gap:8px;padding:8px 12px;font-size:13px;color:var(--text-secondary);border-radius:4px;cursor:pointer;transition:var(--transition)}
.share-option:hover{background:rgba(196,155,108,.08);color:var(--gold)}

/* ═══════════ 峰会日历视图 ═══════════ */
.summit-calendar{margin-top:32px;padding:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md)}
.calendar-title{font-size:16px;font-weight:600;color:#fff;margin-bottom:16px;display:flex;align-items:center;gap:8px}
.calendar-grid{display:grid;grid-template-columns:repeat(12,1fr);gap:8px}
.calendar-month{text-align:center;padding:12px 4px;border-radius:var(--radius-sm);background:var(--bg-alt);border:1px solid var(--border);transition:var(--transition);cursor:default}
.calendar-month.has-event{border-color:var(--gold);background:rgba(196,155,108,.08)}
.calendar-month-name{font-size:12px;color:var(--text-muted);margin-bottom:4px}
.calendar-month-events{font-size:11px;color:var(--gold);line-height:1.4}
.calendar-legend{display:flex;gap:16px;margin-top:16px;justify-content:center;flex-wrap:wrap}
.calendar-legend-item{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--text-secondary)}
.calendar-legend-dot{width:8px;height:8px;border-radius:50%}

/* ══════════ 数据可视化预览 ═══════════ */
.stats-preview{margin-top:32px;padding:24px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md)}
.stats-preview-title{font-size:16px;font-weight:600;color:#fff;margin-bottom:16px}
.bar-chart{display:flex;align-items:flex-end;gap:12px;height:160px;padding:16px 0}
.bar-item{flex:1;display:flex;flex-direction:column;align-items:center;gap:8px}
.bar-fill{width:100%;background:linear-gradient(180deg,var(--gold),var(--gold-dark));border-radius:4px 4px 0 0;transition:height .6s ease;min-height:4px}
.bar-label{font-size:11px;color:var(--text-muted);text-align:center}
.bar-value{font-size:12px;font-weight:600;color:var(--gold)}

/* ═══════════ 邮件订阅框架（预留） ═══════════ */
.subscribe-section{margin-top:48px;padding:32px;background:linear-gradient(135deg,rgba(196,155,108,.06),rgba(26,42,58,.2));border:1px dashed var(--border-strong);border-radius:var(--radius-md);text-align:center}
.subscribe-title{font-size:18px;font-weight:600;color:#fff;margin-bottom:8px}
.subscribe-desc{font-size:14px;color:var(--text-secondary);margin-bottom:20px}
.subscribe-form{display:flex;gap:8px;max-width:480px;margin:0 auto}
.subscribe-input{flex:1;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:inherit}
.subscribe-input:focus{outline:none;border-color:var(--gold)}
.subscribe-note{font-size:11px;color:var(--text-muted);margin-top:12px}

@media(max-width:768px){
  .modal-content{padding:32px 24px}
  .auth-form h3{font-size:20px}
  .calendar-grid{grid-template-columns:repeat(6,1fr)}
  .subscribe-form{flex-direction:column}
  .bar-chart{height:120px}
}

/* ═══════════ 留言区样式 ═══════════ */
.guestbook-form{max-width:600px;margin:0 auto 48px;padding:32px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-md)}
.form-group{margin-bottom:20px}
.form-group label{display:block;font-size:14px;color:var(--text-secondary);margin-bottom:8px;font-weight:500}
.form-group input,.form-group textarea{width:100%;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;font-family:inherit;transition:border-color .2s}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,155,108,.1)}
.form-group textarea{resize:vertical;min-height:100px}
.form-hint{text-align:center;font-size:12px;color:var(--text-muted);margin-top:12px}
.guestbook-form .btn-solid{width:100%;padding:12px;font-size:15px}

.guestbook-list{max-width:700px;margin:0 auto}
.loading-state,.empty-state{text-align:center;padding:40px;color:var(--text-muted);font-size:14px}
.message-item{padding:20px;margin-bottom:16px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);transition:var(--transition)}
.message-item:hover{border-color:var(--border-strong);background:var(--bg-elevated)}
.message-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px}
.message-nickname{font-size:15px;font-weight:600;color:var(--gold)}
.message-time{font-size:12px;color:var(--text-muted)}
.message-content{font-size:14px;color:var(--text-secondary);line-height:1.7;word-break:break-word}
.load-more-btn{display:block;margin:24px auto 0;padding:10px 32px}

/* ═══════════ 管理后台样式 ═══════════ */
.admin-section{background:#0a0d12;border-top:2px solid var(--border-strong)}
.nav-admin{color:var(--text-muted)!important;font-size:13px!important}
.nav-admin:hover{color:var(--gold)!important}
.auth-card{max-width:400px;margin:0 auto;padding:40px;background:var(--bg-card);border:1px solid var(--border-strong);border-radius:var(--radius-md);text-align:center}
.auth-card h3{font-size:20px;color:#fff;margin-bottom:8px}
.auth-card p{font-size:14px;color:var(--text-secondary);margin-bottom:24px}
.auth-card .form-group input{width:100%;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;text-align:center;letter-spacing:2px}
.auth-card .form-group input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,155,108,.1)}
.auth-card .btn-solid{width:100%;margin-top:16px}
.auth-error{margin-top:12px;padding:10px;background:rgba(220,53,69,.1);border:1px solid rgba(220,53,69,.3);border-radius:var(--radius-sm);color:#dc3545;font-size:13px}

.admin-tabs{display:flex;gap:8px;margin-bottom:24px;justify-content:center;flex-wrap:wrap}
.admin-tab{padding:10px 24px;font-size:14px;color:var(--text-secondary);background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);transition:var(--transition);cursor:pointer}
.admin-tab:hover{border-color:var(--border-strong);color:var(--text-primary)}
.admin-tab.active{color:var(--gold);border-color:var(--gold);background:rgba(196,155,108,.08)}

.admin-message-item{padding:20px;margin-bottom:12px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);transition:var(--transition)}
.admin-message-item:hover{border-color:var(--border-strong)}
.admin-msg-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:8px;flex-wrap:wrap;gap:8px}
.admin-msg-nickname{font-size:15px;font-weight:600;color:var(--gold)}
.admin-msg-time{font-size:12px;color:var(--text-muted)}
.admin-msg-status{font-size:11px;padding:2px 8px;border-radius:4px;font-weight:600}
.status-pending{background:rgba(255,193,7,.15);color:#ffc107}
.status-approved{background:rgba(40,167,69,.15);color:#28a745}
.status-rejected{background:rgba(220,53,69,.15);color:#dc3545}
.admin-msg-content{font-size:14px;color:var(--text-secondary);line-height:1.7;margin-bottom:12px;word-break:break-word}
.admin-msg-actions{display:flex;gap:8px;justify-content:flex-end}
.admin-msg-actions .btn{padding:6px 16px;font-size:13px}
.btn-approve{color:#28a745;border:1px solid #28a745;background:transparent}
.btn-approve:hover{background:rgba(40,167,69,.1)}
.btn-reject{color:#dc3545;border:1px solid #dc3545;background:transparent}
.btn-reject:hover{background:rgba(220,53,69,.1)}

/* ═══════════ 用户信息样式 ═══════════ */
.user-info{display:flex;align-items:center;gap:12px}
.user-email{font-size:13px;color:var(--gold);max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.btn-sm{padding:6px 16px;font-size:13px}

/* ═══════════ 登录/注册模态框 ═══════════ */
.modal-overlay{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.7);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);display:flex;align-items:center;justify-content:center;padding:24px}
.modal-content{position:relative;width:100%;max-width:420px;background:var(--bg-card);border:1px solid var(--border-strong);border-radius:var(--radius-lg);padding:40px;box-shadow:var(--shadow-lg)}
.modal-close{position:absolute;top:16px;right:16px;width:32px;height:32px;display:flex;align-items:center;justify-content:center;font-size:24px;color:var(--text-muted);transition:color .2s}
.modal-close:hover{color:var(--gold)}
.auth-form h3{font-size:24px;font-weight:700;color:#fff;margin-bottom:8px}
.auth-desc{font-size:14px;color:var(--text-secondary);margin-bottom:24px}
.auth-form .form-group{margin-bottom:16px}
.auth-form .form-group label{display:block;font-size:13px;color:var(--text-secondary);margin-bottom:6px;font-weight:500}
.auth-form .form-group input{width:100%;padding:12px 16px;background:var(--bg-dark);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;transition:border-color .2s}
.auth-form .form-group input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,155,108,.1)}
.btn-full{width:100%;margin-top:8px}
.auth-switch{text-align:center;margin-top:20px;font-size:13px;color:var(--text-secondary)}
.auth-switch a{color:var(--gold);font-weight:600;margin-left:4px;transition:color .2s}
.auth-switch a:hover{color:var(--gold-bright)}
.auth-error{margin-top:16px;padding:10px;background:rgba(220,53,69,.1);border:1px solid rgba(220,53,69,.3);border-radius:var(--radius-sm);color:#dc3545;font-size:13px;text-align:center}

@media(max-width:768px){
  .modal-content{padding:32px 24px}
  .auth-form h3{font-size:20px}
}

/* ═══════════ 邮件订阅样式 ═══════════ */
.subscribe-section{background:linear-gradient(135deg,var(--bg-alt),var(--bg-dark));border-top:1px solid var(--border)}
.subscribe-box{text-align:center;max-width:600px;margin:0 auto;padding:40px 0}
.subscribe-form{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.subscribe-input{flex:1;min-width:240px;padding:12px 20px;background:var(--bg-card);border:1px solid var(--border-strong);border-radius:var(--radius-sm);color:var(--text-primary);font-size:14px;transition:border-color .2s}
.subscribe-input:focus{outline:none;border-color:var(--gold);box-shadow:0 0 0 3px rgba(196,155,108,.1)}
.subscribe-hint{margin-top:16px;font-size:13px;color:var(--text-secondary);min-height:20px}
.subscribe-hint.success{color:#28a745}
.subscribe-hint.error{color:#dc3545}

@media(max-width:768px){
  .subscribe-form{flex-direction:column}
  .subscribe-input{width:100%}
}