:root{--bg:#0b0b10;--bg2:#14141c;--gold:#c9a45c;--gold-dim:#8a7440;--text:#e8e4d8;--muted:#9a958a;--card:#17171f;--line:#2a2a35}*{box-sizing:border-box;margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif;-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.app-shell{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg)}.topbar{display:flex;justify-content:space-between;align-items:center;padding:14px 16px;border-bottom:1px solid var(--line);position:-webkit-sticky;position:sticky;top:0;background:rgba(11,11,16,.95);z-index:10}.brand{font-size:18px;font-weight:700;color:var(--gold)}.brand span{font-size:11px;font-weight:400;color:var(--muted);margin-left:6px}.topbar nav a{margin-left:14px;font-size:14px;color:var(--muted)}.footer{padding:24px 16px;text-align:center;font-size:11px;color:var(--muted);border-top:1px solid var(--line)}.hero{position:relative}.hero img{width:100%;display:block}.hero-text{position:absolute;bottom:0;left:0;right:0;padding:40px 20px 20px;background:linear-gradient(transparent,rgba(11,11,16,.95))}.hero-text h1{font-size:26px;color:var(--gold);margin-bottom:6px}.hero-text p{font-size:14px;color:var(--text);opacity:.85}.section{padding:20px 16px}.section h2{font-size:17px;margin-bottom:12px;color:var(--gold)}.grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.card{background:var(--card);border:1px solid var(--line);border-radius:12px;overflow:hidden}.card img{width:100%;height:110px;object-fit:cover;display:block;background:var(--bg2)}.card-body{padding:10px 12px}.card-body h3{font-size:14px;margin-bottom:4px}.card-body p{font-size:12px;color:var(--muted);margin-bottom:8px;min-height:32px}.price-row{display:flex;justify-content:space-between;align-items:center}.price{color:var(--gold);font-weight:700;font-size:15px}.price.free{color:#7bc98a}.tag{font-size:10px;padding:2px 6px;border-radius:4px}.btn,.tag{background:var(--gold);color:#000;font-weight:700}.btn{display:block;width:100%;padding:14px;border:none;border-radius:10px;font-size:16px;cursor:pointer}.btn:active{opacity:.85}.btn-outline{background:transparent;border:1px solid var(--gold);color:var(--gold)}.form-group{margin-bottom:14px}.form-group label{display:block;font-size:13px;color:var(--muted);margin-bottom:6px}.form-group input,.form-group select{width:100%;padding:12px;border-radius:8px;border:1px solid var(--line);background:var(--bg2);color:var(--text);font-size:15px}.form-group select{-moz-appearance:none;appearance:none;-webkit-appearance:none;background-image:url("data:image/svg+xml;charset=UTF-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%23e8b54a' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right 14px center;padding-right:36px;cursor:pointer}.form-group select:focus{outline:none;border-color:var(--gold)}.form-group input[type=date]{position:relative}.form-group input[type=date]::-webkit-calendar-picker-indicator{position:absolute;right:12px;top:50%;transform:translateY(-50%);width:20px;height:20px;cursor:pointer;opacity:1;filter:invert(78%) sepia(35%) saturate(800%) hue-rotate(5deg)}.result-card{background:var(--card);border:1px solid var(--gold-dim);border-radius:12px;padding:16px;margin-top:16px}.result-card h3{color:var(--gold);margin-bottom:10px}.pillars{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:8px;gap:8px;text-align:center;margin:12px 0}.pillar{background:var(--bg2);border-radius:8px;padding:10px 4px}.pillar .stem{color:var(--gold);font-weight:700}.pillar .branch,.pillar .stem{font-size:20px}.pillar .label{font-size:10px;color:var(--muted);margin-top:4px}.kv{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px solid var(--line);font-size:14px}.kv:last-child{border:none}.kv .k{color:var(--muted)}.score{font-size:42px;font-weight:800;color:var(--gold);text-align:center;margin:10px 0}.yiji{display:flex;gap:12px;margin:12px 0}.yiji div{flex:1 1;background:var(--bg2);border-radius:8px;padding:10px;font-size:13px}.yiji .yi h4{color:#7bc98a;margin-bottom:6px}.yiji .ji h4{color:#e07a7a;margin-bottom:6px}.xc-home{background:var(--bg)}.clock-bar{position:-webkit-sticky;position:sticky;top:0;z-index:50;background:linear-gradient(135deg,#1a1a2e,#12121f);border-bottom:1px solid var(--gold-dim);padding:10px 16px}.clock-top{display:flex;justify-content:space-between;align-items:center;cursor:pointer}.clock-time{color:var(--gold);font-size:14px;font-weight:600;letter-spacing:.5px}.clock-toggle{color:var(--muted);font-size:12px}.clock-detail{margin-top:10px;padding-top:10px;border-top:1px dashed var(--line)}.sizhu-row{display:flex;gap:8px;margin-bottom:10px}.sizhu-item{flex:1 1;background:var(--bg2);border:1px solid var(--line);border-radius:10px;padding:8px 4px;text-align:center}.sizhu-label{display:block;font-size:10px;color:var(--muted);margin-bottom:4px}.sizhu-value{font-size:19px;font-weight:700;color:var(--gold);font-family:"Noto Serif SC",serif}.jieqi-item{border-color:var(--gold-dim)}.date-picker-row{display:flex;align-items:center;gap:10px;font-size:12px;color:var(--muted)}.date-picker-row input{background:var(--bg2);border:1px solid var(--line);color:var(--text);border-radius:8px;padding:6px 10px;font-size:13px}.xc-hero{position:relative;overflow:hidden}.xc-hero img{width:100%;display:block;max-height:280px;object-fit:cover}.xc-hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,11,16,.1),rgba(11,11,16,.92))}.xc-hero-text{position:absolute;bottom:0;left:0;right:0;padding:48px 24px 24px}.xc-hero-eyebrow{font-size:11px;letter-spacing:4px;color:var(--gold);margin-bottom:8px}.xc-hero-text h1{font-size:32px;color:#fff;font-weight:800;margin-bottom:8px;font-family:"Noto Serif SC",serif}.xc-hero-text h1 span{font-size:16px;font-weight:400;color:var(--gold);letter-spacing:2px}.xc-hero-text p{font-size:14px;color:var(--text);opacity:.85;line-height:1.7}.xc-section{padding:22px 16px 6px}.xc-section-head{display:flex;justify-content:space-between;align-items:flex-start;cursor:pointer;margin-bottom:14px}.xc-eyebrow{letter-spacing:3px;margin-bottom:4px}.xc-title{font-size:19px;color:var(--text);font-family:"Noto Serif SC",serif}.xc-sub{margin-top:4px}.xc-fold{color:var(--muted);font-size:16px;padding:4px}.xc-section-body{animation:fadeIn .25s ease}@keyframes fadeIn{0%{opacity:0;transform:translateY(-4px)}to{opacity:1}}.xc-flagship{display:block;background:var(--card);border:1.5px solid var(--gold);border-radius:16px}.xc-flagship:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,transparent,var(--gold),transparent)}.xc-flagship img{width:100%;height:150px;object-fit:cover;display:block}.xc-flagship-body{padding:16px}.xc-flagship-body h3{font-size:17px;color:var(--gold);margin-bottom:8px;font-family:"Noto Serif SC",serif}.xc-flagship-body p{font-size:13px;color:var(--muted);line-height:1.7;margin-bottom:12px}.xc-flagship-cta{display:flex;justify-content:space-between;align-items:center}.xc-btn{background:var(--gold);color:#000;font-weight:700;font-size:14px;padding:10px 20px;border-radius:10px}.xc-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.xc-card{background:var(--card);border:1px solid var(--line);border-radius:14px;overflow:hidden;display:block;transition:transform .15s,border-color .15s}.xc-card:active{transform:scale(.98);border-color:var(--gold-dim)}.xc-card-img{position:relative;height:100px;overflow:hidden;background:var(--bg2)}.xc-card-img img{width:100%;height:100%;object-fit:cover;display:block}.xc-card-placeholder{height:100%;display:flex;align-items:center;justify-content:center;font-size:32px;background:linear-gradient(135deg,#1a1a24,#0b0b10)}.xc-tag{position:absolute;top:8px;left:8px;font-size:10px;background:var(--gold);color:#000;padding:2px 8px;border-radius:20px;font-weight:700}.xc-tag.soon{background:#3a3a48;color:#aaa}.xc-card-body{padding:10px 12px 12px}.xc-card-body h3{margin-bottom:4px}.xc-card-body p{font-size:11.5px;color:var(--muted);line-height:1.6;margin-bottom:8px;min-height:36px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.xc-card-foot{display:flex;justify-content:space-between;align-items:center}.xc-price{color:var(--gold);font-weight:700}.xc-price.free{color:#7bc98a}.xc-arrow{color:var(--gold-dim);font-size:14px}.xc-card.xc-soon{opacity:.85;border-style:dashed}.xc-footer{text-align:center;padding:32px 16px 40px;border-top:1px solid var(--line);margin-top:16px}.xc-footer p{font-size:13px;color:var(--gold);letter-spacing:2px;margin-bottom:6px}.xc-foot-sub{font-size:11px!important;color:var(--muted)!important;letter-spacing:1px!important}.xc-kefu{position:fixed;right:16px;bottom:80px;width:52px;height:52px;border-radius:50%;background:var(--gold);display:flex;align-items:center;justify-content:center;font-size:24px;box-shadow:0 4px 16px rgba(201,164,92,.4);z-index:99}.xc-kefu:active{transform:scale(.92)}.xc-teacher-card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:16px}.xc-teacher-head{display:flex;gap:12px;margin-bottom:14px}.xc-teacher-avatar{width:48px;height:48px;border-radius:50%;background:linear-gradient(135deg,var(--gold),#8a6d2b);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;color:#000;flex-shrink:0;font-family:"Noto Serif SC",serif}.xc-teacher-head h3{font-size:16px;margin-bottom:4px}.xc-teacher-head p{font-size:12px;color:var(--muted);line-height:1.6}.xc-teacher-actions{display:flex;gap:10px}.xc-teacher-btn{flex:1 1;text-align:center;padding:12px;border-radius:10px;border:1px solid var(--gold-dim);color:var(--gold);font-size:14px;font-weight:600}.xc-teacher-btn.primary{background:var(--gold);color:#000;border-color:var(--gold)}.xc-eyebrow{font-size:11px;letter-spacing:4px;color:var(--gold);margin-bottom:6px;font-weight:600}.xc-title{font-size:20px;color:#fff;font-family:"Noto Serif SC",Songti SC,serif;letter-spacing:1px}.xc-sub{color:var(--muted);margin-top:6px;letter-spacing:.5px}.xc-section-head{padding-bottom:4px;border-bottom:1px solid rgba(201,164,92,.15);margin-bottom:16px}.xc-card{box-shadow:0 2px 12px rgba(0,0,0,.3)}.xc-card-img{height:110px}.xc-card-body h3{font-size:14px;font-weight:600;letter-spacing:.5px}.xc-tag{letter-spacing:1px;box-shadow:0 2px 6px rgba(0,0,0,.3)}.xc-flagship{box-shadow:0 4px 24px rgba(201,164,92,.15)}.xc-flagship-body h3{font-size:18px;letter-spacing:1px}.clock-bar{-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px)}.sizhu-value{text-shadow:0 0 12px rgba(201,164,92,.4)}.xc-footer{background:linear-gradient(180deg,transparent,rgba(201,164,92,.03))}.xc-section{padding:32px 18px 8px}.xc-eyebrow{letter-spacing:6px;font-size:10px;opacity:.9}.xc-title{font-size:22px;letter-spacing:2px;font-weight:700}.xc-sub{margin-top:8px;font-size:12px;opacity:.75}.xc-section-head{border-bottom:1px solid rgba(201,164,92,.12);padding-bottom:12px;margin-bottom:18px}.xc-card{border-radius:16px;border-color:hsla(0,0%,100%,.06);box-shadow:0 4px 20px rgba(0,0,0,.35)}.xc-grid{gap:14px}.xc-card-img{height:112px}.xc-card-body{padding:12px 14px 14px}.xc-flagship{border-radius:18px;border-width:1px;border-color:rgba(201,164,92,.4)}.xc-flagship:before{height:2px;opacity:.7}.xc-flagship-body{padding:20px}.xc-flagship-body h3{font-size:19px}.xc-price{font-size:14px;letter-spacing:.5px}.clock-bar{padding:12px 18px;border-bottom-color:rgba(201,164,92,.2)}.clock-time{font-size:13px;letter-spacing:1px;font-weight:500}.sizhu-item{border-radius:12px;border-color:hsla(0,0%,100%,.06);background:hsla(0,0%,100%,.02)}.sizhu-value{font-size:20px}.xc-teacher-card{border-radius:16px;border-color:hsla(0,0%,100%,.06);padding:18px}.xc-teacher-avatar{width:52px;height:52px;font-size:24px}.xc-btn{padding:12px 24px}.xc-btn,.xc-teacher-btn{border-radius:12px;letter-spacing:1px}.xc-home{background:linear-gradient(180deg,#0b0b10,#0d0d14)}.xc-stars{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:1}.xc-hero-overlay{z-index:2}.xc-hero-text{z-index:3}.xc-flagship{position:relative;overflow:hidden}.xc-flagship:after{content:"";position:absolute;top:0;left:-100%;width:60%;height:100%;background:linear-gradient(105deg,transparent,rgba(201,164,92,.12),transparent);animation:shimmer 4s ease-in-out infinite;pointer-events:none}@keyframes shimmer{0%{left:-100%}60%,to{left:150%}}@media (prefers-reduced-motion:reduce){.xc-flagship:after{animation:none}}.xc-symbol{height:100%;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#15151f,#0b0b10);position:relative}.xc-symbol:before{content:"";position:absolute;inset:8px;border:1px solid rgba(201,164,92,.25);border-radius:8px;pointer-events:none}.xc-symbol span{font-size:44px;font-weight:700;color:var(--gold);font-family:"Noto Serif SC",Songti SC,serif;text-shadow:0 0 16px rgba(201,164,92,.35);line-height:1}