:root{--p:#ff6b00;--bg:#f5f6fa;--w:#fff;--t:#1a1a2e;--t2:#6b7280;--t3:#9ca3af;--b:#eef0f5;--s:#10b981;--d:#ef4444;--r:12px}
*{margin:0;padding:0;box-sizing:border-box}
body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;background:var(--bg);color:var(--t);max-width:430px;margin:0 auto;min-height:100vh;-webkit-font-smoothing:antialiased;overflow-x:hidden}
#app{padding-bottom:64px;min-height:100vh}
.page{display:none;animation:in .2s ease}.page.active{display:block}
@keyframes in{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:translateY(0)}}

.topbar{position:sticky;top:0;z-index:50;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;background:rgba(255,255,255,.92);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid rgba(0,0,0,.05)}
.topbar-title{font-size:18px;font-weight:800;letter-spacing:-.3px}
.topbar-back{background:none;border:none;color:var(--t);font-size:20px;margin-right:8px;cursor:pointer;padding:4px}
.topbar-btn{background:var(--p);border:none;color:#fff;padding:7px 16px;border-radius:20px;font-size:12px;font-weight:700;cursor:pointer}

.tabbar{position:fixed;bottom:0;left:50%;transform:translateX(-50%);width:100%;max-width:430px;background:rgba(255,255,255,.94);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);display:flex;border-top:1px solid rgba(0,0,0,.05);z-index:100;padding:5px 0 env(safe-area-inset-bottom,5px)}
.tab{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--t3);font-size:10px;font-weight:600;cursor:pointer;gap:3px;padding:4px 0;transition:color .2s;position:relative}
.tab.active{color:var(--p)}.tab svg{width:22px;height:22px}
.tab .badge{position:absolute;top:0;right:calc(50% - 22px);min-width:16px;height:16px;background:var(--d);color:#fff;font-size:10px;font-weight:700;border-radius:8px;display:none;align-items:center;justify-content:center;padding:0 4px}

.leaderboard-header{padding:16px 16px 4px;font-size:13px;color:var(--t2);text-align:center}
.leaderboard-title{font-size:20px;font-weight:800;text-align:center;padding:4px 16px 16px;letter-spacing:2px}
.expert-card{background:var(--w);margin:0 14px 10px;border-radius:var(--r);padding:14px 16px;display:flex;align-items:center;gap:12px;cursor:pointer;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.expert-card:active{background:#fafafa}
.expert-av{width:50px;height:50px;border-radius:50%;background:linear-gradient(135deg,#ff8c00,#ff6b00);color:#fff;display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:800;flex-shrink:0;overflow:hidden}
.expert-av img{width:100%;height:100%;object-fit:cover}
.expert-body{flex:1;min-width:0}
.expert-name{font-size:15px;font-weight:700;margin-bottom:2px}
.expert-promo{font-size:11px;color:var(--t2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-bottom:4px}
.expert-stats{display:flex;gap:10px;font-size:12px;font-weight:600}
.stat-red{color:var(--d)}.stat-go{color:var(--t3)}.stat-black{color:#333}
.expert-rate{text-align:center;flex-shrink:0}
.expert-rate-num{font-size:22px;font-weight:800;color:var(--p)}
.expert-rate-lbl{font-size:10px;color:var(--t2)}
.follow-btn{background:var(--p);color:#fff;border:none;padding:6px 16px;border-radius:16px;font-size:12px;font-weight:600;cursor:pointer;flex-shrink:0}
.follow-btn.followed{background:var(--bg);color:var(--t2);border:1px solid var(--b)}

.section-title{font-size:15px;font-weight:700;padding:12px 16px 8px}

.search-bar{margin:12px 14px;display:flex;gap:8px}
.search-bar input{flex:1;padding:10px 14px;border:1px solid var(--b);border-radius:20px;font-size:14px;background:var(--w);outline:none}
.search-bar input:focus{border-color:var(--p)}

.plan-item{background:var(--w);margin:0 14px 8px;border-radius:var(--r);padding:14px 16px;display:flex;align-items:center;gap:12px;cursor:pointer;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.plan-item .title{font-size:14px;font-weight:700;margin-bottom:4px}
.plan-item .sub{font-size:11px;color:var(--t2)}
.plan-price{background:var(--p);color:#fff;padding:7px 16px;border-radius:20px;font-size:13px;font-weight:700;white-space:nowrap;border:none;flex-shrink:0}

.pay-wall{background:linear-gradient(135deg,#fff5eb,#fff0e5);border:1.5px dashed #f90;border-radius:var(--r);padding:24px 20px;text-align:center;margin:14px 0}
.pay-wall .price{font-size:28px;font-weight:800;color:var(--p);margin:8px 0}
.btn{display:inline-block;padding:11px 28px;border-radius:24px;font-size:14px;font-weight:700;cursor:pointer;border:none;text-align:center;width:100%}
.btn-p{background:linear-gradient(135deg,#ff6b00,#ff8c00);color:#fff;box-shadow:0 4px 15px rgba(255,107,0,.3)}
.btn-g{background:var(--bg);color:var(--t);border:1px solid var(--b);width:auto}

.user-hero{background:linear-gradient(135deg,#1a1a2e,#16213e);padding:24px 20px;color:#fff;position:relative;overflow:hidden}
.user-row{display:flex;align-items:center;gap:14px;position:relative;z-index:1}
.user-av{width:52px;height:52px;border-radius:50%;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:800}
.user-info{flex:1;position:relative;z-index:1}
.user-info .name{font-size:17px;font-weight:700}
.user-info .phone{font-size:12px;opacity:.7;margin-top:2px}
.user-stats{display:flex;gap:28px;margin-top:16px;position:relative;z-index:1}
.user-stat{text-align:center}.user-stat-val{font-size:20px;font-weight:800}.user-stat-lbl{font-size:10px;opacity:.7}

.menu-wrap{background:var(--w);margin:10px 14px;border-radius:var(--r);overflow:hidden;box-shadow:0 1px 3px rgba(0,0,0,.04)}
.menu-row{display:flex;align-items:center;padding:14px 18px;cursor:pointer;font-size:14px;font-weight:600;gap:10px;border-bottom:1px solid var(--b)}
.menu-row:last-child{border:0}.menu-row:active{background:var(--bg)}

.content-body{font-size:15px;line-height:1.9;color:#374151}
.content-body h3{font-size:16px;font-weight:700;margin:16px 0 6px;color:#1a1a2e}
.content-body h3:first-child{margin-top:0}.content-body p{margin-bottom:10px}
.preview-blur{max-height:160px;overflow:hidden;position:relative}
.preview-blur::after{content:"";position:absolute;bottom:0;left:0;right:0;height:70px;background:linear-gradient(transparent,#fff)}

.card{background:var(--w);border-radius:var(--r);padding:16px;margin:10px 14px;box-shadow:0 1px 3px rgba(0,0,0,.04)}

.f-label{font-size:11px;color:var(--t2);font-weight:700;margin-bottom:5px;display:block}
.f-input{width:100%;padding:12px 14px;border:1.5px solid var(--b);border-radius:10px;font-size:15px;background:var(--bg)}
.f-input:focus{outline:none;border-color:var(--p);background:var(--w)}
.f-group{margin-bottom:12px}
.wx-login{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:13px;background:#07c160;color:#fff;border:none;border-radius:10px;font-size:14px;font-weight:700;cursor:pointer;margin-top:12px}
.wx-login:active{background:#06ad56}
.test-tip{background:#ecfdf5;margin:12px 14px;padding:14px 16px;border-radius:10px;font-size:12px;color:#065f46;text-align:center;border:1px solid #a7f3d0}

.toast{position:fixed;top:70px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.82);color:#fff;padding:10px 22px;border-radius:20px;font-size:13px;z-index:999;pointer-events:none;animation:toastIn .3s}
@keyframes toastIn{from{opacity:0;transform:translateX(-50%) translateY(-6px)}to{opacity:1;transform:translateX(-50%) translateY(0)}}

.empty-state{padding:50px 20px;text-align:center;color:var(--t3)}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin-bottom:16px}
.price-item{border:2px solid var(--b);border-radius:10px;padding:14px 8px;text-align:center;cursor:pointer;transition:all .2s}
.price-item.active{border-color:var(--p);background:#fff5eb}
.login-phone-display{font-size:26px;font-weight:800;text-align:center;margin:12px 0 20px;letter-spacing:3px}