:root{--pink: #FF6B8A;--pink-light: #FFF0F3;--pink-dark: #E85D7A;--pink-gradient: linear-gradient(135deg, #FF6B8A 0%, #FF8FA3 100%);--primary: #FF6B8A;--primary-light: #FFF0F3;--secondary: #FFAF40;--success: #00C853;--bg: #F5F5F5;--card: #FFFFFF;--text: #2D2D2D;--text-secondary: #888888;--text-tertiary: #BBBBBB;--border: #F0F0F0;--radius: 12px;--radius-sm: 8px;--shadow: 0 2px 8px rgba(0,0,0,.04);--shadow-lg: 0 4px 16px rgba(0,0,0,.08);--nav-height: 52px;--tab-height: 56px;--safe-bottom: env(safe-area-inset-bottom, 0px)}*{margin:0;padding:0;box-sizing:border-box}body{font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Helvetica Neue,sans-serif;background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;overflow-x:hidden}.app-container{max-width:480px;margin:0 auto;min-height:100vh;background:var(--bg);position:relative}.app-content{padding-bottom:calc(var(--tab-height) + var(--safe-bottom));min-height:100vh}.pink-nav{background:var(--pink-gradient);padding:12px 16px;display:flex;align-items:center;gap:10px}.pink-nav .sign-in-btn{background:rgba(255,255,255,.25);color:#fff;border:none;border-radius:16px;padding:6px 14px;font-size:12px;font-weight:500;white-space:nowrap;cursor:pointer;backdrop-filter:blur(4px)}.pink-nav .home-search{flex:1;min-width:0;height:32px;display:flex;align-items:center;background:rgba(255,255,255,.3);border-radius:16px;padding:0 12px;backdrop-filter:blur(4px)}.pink-nav .home-search-icon{background:none;border:none;padding:0 8px 0 0;font-size:13px;line-height:1;color:rgba(255,255,255,.85);cursor:pointer;flex-shrink:0}.pink-nav .home-search-input{flex:1;min-width:0;height:100%;border:none;outline:none;background:transparent;font-size:12px;color:#fff}.pink-nav .home-search-input::placeholder{color:rgba(255,255,255,.7)}.pink-nav .home-search-readonly{cursor:pointer}.pink-nav .home-search-readonly .home-search-icon{display:none}.pink-nav .home-search-readonly .home-search-input{cursor:pointer;color:rgba(255,255,255,.9)}.pink-nav .home-search-trigger{width:28px;height:28px;flex-shrink:0;background:rgba(255,255,255,.25);color:#fff;border:none;border-radius:50%;font-size:14px;line-height:1;cursor:pointer;display:flex;align-items:center;justify-content:center;backdrop-filter:blur(4px)}.search-modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:rgba(0,0,0,.45);z-index:999;display:flex;align-items:flex-start;justify-content:center;padding:64px 16px 0}.search-modal{width:100%;max-width:420px;background:#fff;border-radius:14px;padding:14px;box-shadow:0 10px 32px rgba(0,0,0,.25)}.search-modal-form{display:flex;align-items:center;gap:8px}.search-modal-icon{font-size:15px;color:#999;flex-shrink:0}.search-modal-input{flex:1;min-width:0;height:40px;border:1px solid #eee;border-radius:10px;padding:0 12px;font-size:14px;color:#333;outline:none;background:#fafafa}.search-modal-input:focus{border-color:#ff6b81;background:#fff}.search-modal-btn{background:#ff6b81;color:#fff;border:none;border-radius:10px;padding:0 16px;height:40px;font-size:14px;cursor:pointer;flex-shrink:0;font-weight:500}.pink-nav .nav-more{width:28px;height:28px;margin-left:auto;display:flex;align-items:center;justify-content:center;color:#fff;font-size:18px;cursor:pointer;border-radius:50%;background:rgba(255,255,255,.15)}.time-machine{background:linear-gradient(135deg,#fff0f3,#ffe4e8);margin:12px 16px;border-radius:var(--radius);padding:14px 16px;display:flex;align-items:center;gap:10px}.time-machine .tm-icon{font-size:28px}.time-machine .tm-text{flex:1}.time-machine .tm-title{font-size:14px;font-weight:600;color:#d6336c}.time-machine .tm-desc{font-size:11px;color:#e87a9b;margin-top:2px}.time-machine .tm-arrow{font-size:16px;color:#e87a9b}.feature-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;padding:0 16px}.feature-card{border-radius:var(--radius);padding:14px;position:relative;overflow:hidden;cursor:pointer}.feature-card:active{opacity:.85}.feature-card .fc-icon{font-size:28px;margin-bottom:6px}.feature-card .fc-label{font-size:14px;font-weight:600}.feature-card .fc-desc{font-size:11px;color:rgba(255,255,255,.8);margin-top:2px}.feature-card .fc-tag{position:absolute;top:8px;right:8px;background:#ff4757;color:#fff;font-size:9px;padding:2px 6px;border-radius:6px;font-weight:600}.fc-pink{background:var(--pink-gradient);color:#fff}.fc-blue{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.fc-orange{background:linear-gradient(135deg,#f2994a,#f2c94c);color:#fff}.fc-green{background:linear-gradient(135deg,#56ab2f,#a8e063);color:#fff}.section-header{display:flex;align-items:center;justify-content:space-between;padding:16px 16px 10px}.section-header h2{font-size:16px;font-weight:700}.section-header .sh-more{font-size:12px;color:var(--text-tertiary);cursor:pointer}.hot-post{background:var(--card);margin:0 16px 8px;border-radius:var(--radius);padding:12px 14px;box-shadow:var(--shadow);cursor:pointer}.hot-post:active{opacity:.9}.hot-post .hp-rank{display:inline-block;width:18px;height:18px;background:var(--pink);color:#fff;font-size:10px;font-weight:700;border-radius:4px;text-align:center;line-height:18px;margin-right:8px;vertical-align:middle}.hot-post .hp-rank.top1{background:#ff4757}.hot-post .hp-rank.top2{background:#ff6b81}.hot-post .hp-rank.top3{background:#ff8fa3}.hot-post .hp-title{font-size:13px;font-weight:500;line-height:1.4;flex:1}.hot-post .hp-meta{font-size:11px;color:var(--text-tertiary);margin-top:6px;display:flex;gap:12px}.hot-post .hp-views{display:flex;align-items:center;gap:3px}.hot-post .hp-images{display:flex;gap:4px;margin-top:8px}.hot-post .hp-thumb{width:60px;height:60px;border-radius:6px;background:var(--bg);display:flex;align-items:center;justify-content:center;font-size:20px}.report-banner{background:#fff8e1;margin:0 16px 10px;border-radius:var(--radius-sm);padding:8px 12px;font-size:11px;color:#b7950b;display:flex;align-items:center;gap:6px}.bottom-tabs{position:fixed;bottom:0;left:50%;transform:translate(-50%);z-index:200;width:100%;max-width:480px;background:var(--card);border-top:1px solid var(--border);display:flex;padding-bottom:var(--safe-bottom);align-items:center}.bottom-tabs a{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;height:var(--tab-height);text-decoration:none;color:var(--text-tertiary);font-size:10px;gap:2px;transition:color .15s}.bottom-tabs a.active{color:var(--pink)}.bottom-tabs a .tab-icon{font-size:20px;line-height:1}.bottom-tabs a .tab-label{font-size:10px;line-height:1}.bottom-tabs .center-post{position:relative;flex:0 0 56px;height:56px;display:flex;align-items:center;justify-content:center}.bottom-tabs .center-post a{width:48px;height:48px;background:var(--pink-gradient);border-radius:50%;display:flex;align-items:center;justify-content:center;color:#fff;font-size:22px;box-shadow:0 2px 8px rgba(255,107,138,.4);margin-top:-12px;text-decoration:none}.floating-search{position:fixed;bottom:calc(var(--tab-height) + var(--safe-bottom) + 12px);right:calc(50% - 210px);z-index:100}.floating-search button{width:48px;height:48px;background:var(--card);border:none;border-radius:50%;box-shadow:var(--shadow-lg);font-size:20px;cursor:pointer;display:flex;align-items:center;justify-content:center;color:var(--text)}.publish-page{padding:16px}.publish-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.publish-header h1{font-size:17px;font-weight:600}.publish-textarea{width:100%;border:none;font-size:15px;line-height:1.6;resize:none;outline:none;font-family:inherit;padding:0;height:200px}.publish-textarea::placeholder{color:#ccc}.msg-item{display:flex;align-items:center;padding:14px 16px;gap:12px;background:var(--card);border-bottom:1px solid var(--border)}.msg-avatar{width:44px;height:44px;border-radius:50%;background:var(--pink-light);display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--pink);flex-shrink:0}.msg-info{flex:1}.msg-name{font-size:14px;font-weight:500}.msg-preview{font-size:12px;color:var(--text-secondary);margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.msg-time{font-size:11px;color:var(--text-tertiary)}.msg-badge{background:var(--pink);color:#fff;font-size:10px;min-width:16px;height:16px;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:0 4px}.lobby-card{background:var(--card);margin:0 16px 10px;border-radius:var(--radius);padding:14px 16px;box-shadow:var(--shadow)}.lobby-card .lc-title{font-size:15px;font-weight:600}.lobby-card .lc-desc{font-size:13px;color:var(--text-secondary);margin-top:6px;line-height:1.5}.lobby-card .lc-footer{display:flex;align-items:center;justify-content:space-between;margin-top:10px;padding-top:10px;border-top:1px solid var(--border)}.lobby-card .lc-info{font-size:12px;color:var(--text-tertiary)}.lobby-card .btn-join{background:var(--pink);color:#fff;border:none;border-radius:16px;padding:6px 16px;font-size:12px;font-weight:500;cursor:pointer}.login-page{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:40px 32px;background:#fff}.login-logo{width:80px;height:80px;border-radius:20px;background:var(--pink-gradient);display:flex;align-items:center;justify-content:center;font-size:36px;margin-bottom:24px}.login-title{font-size:22px;font-weight:700;margin-bottom:6px}.login-subtitle{font-size:13px;color:var(--text-secondary);margin-bottom:36px}.login-form{width:100%}.login-input{width:100%;height:44px;border:1px solid #eee;border-radius:10px;padding:0 14px;font-size:14px;outline:none;margin-bottom:10px}.login-input:focus{border-color:var(--pink)}.login-btn{width:100%;height:44px;background:var(--pink-gradient);color:#fff;border:none;border-radius:10px;font-size:15px;font-weight:600;cursor:pointer;margin-top:6px}.login-btn:disabled{opacity:.5}.profile-bg{background:var(--pink-gradient);padding:32px 16px 24px;color:#fff}.profile-row{display:flex;align-items:center;gap:14px}.profile-avatar{width:56px;height:56px;border-radius:50%;background:rgba(255,255,255,.3);display:flex;align-items:center;justify-content:center;font-size:22px;border:2px solid rgba(255,255,255,.5)}.profile-name{font-size:18px;font-weight:600}.profile-school{font-size:12px;opacity:.85;margin-top:4px}.profile-stat-row{display:flex;gap:24px;margin-top:14px}.profile-stat{text-align:center}.profile-stat .num{font-size:16px;font-weight:700}.profile-stat .label{font-size:11px;opacity:.75}.profile-menu-group{margin:12px 16px;border-radius:var(--radius);overflow:hidden;background:var(--card);box-shadow:var(--shadow)}.profile-menu-item{display:flex;align-items:center;padding:14px 16px;border-bottom:1px solid var(--border);gap:12px;font-size:14px;cursor:pointer;text-decoration:none;color:var(--text)}.profile-menu-item:last-child{border-bottom:none}.profile-menu-item:active{background:#fafafa}.pmi-icon{width:20px;text-align:center;font-size:16px}.pmi-arrow{margin-left:auto;color:var(--text-tertiary);font-size:14px}.toast{position:fixed;top:50px;left:50%;transform:translate(-50%);z-index:999;background:rgba(0,0,0,.78);color:#fff;padding:10px 20px;border-radius:20px;font-size:13px;max-width:280px;text-align:center}.loading-page{display:flex;align-items:center;justify-content:center;min-height:200px}.spinner{width:28px;height:28px;border:3px solid #f0f0f0;border-top-color:var(--pink);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-tertiary)}.empty-state .empty-icon{font-size:42px;margin-bottom:10px}.empty-state 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12px;font-size:11px;font-weight:500;cursor:pointer}.dh-anon-btn.anon{background:rgba(255,255,255,.2);color:#fff}.dh-anon-btn.real{background:rgba(255,255,255,.9);color:#764ba2}.dh-tag-btn{background:rgba(255,255,255,.2);border:none;border-radius:14px;padding:4px 12px;color:#fff;font-size:11px;cursor:pointer}.tag-panel{background:#fff;padding:14px 16px;border-bottom:1px solid #f0f0f0}.tag-section{margin-bottom:12px}.tag-section-title{font-size:12px;font-weight:600;color:#666;margin-bottom:6px}.tag-list{display:flex;flex-wrap:wrap;gap:6px}.tag-item{padding:4px 12px;border-radius:12px;font-size:11px;background:#f5f5f5;color:#666;cursor:pointer;transition:all .15s}.tag-item.active{background:linear-gradient(135deg,#667eea,#764ba2);color:#fff}.tag-confirm{width:100%;padding:8px;border:none;border-radius:8px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:13px;font-weight:500;cursor:pointer;margin-top:4px}.dating-subtabs{display:flex;background:#fff;border-bottom:1px solid #f0f0f0}.dst-btn{flex:1;border:none;background:none;padding:12px;font-size:13px;color:#999;cursor:pointer;border-bottom:2px solid transparent;transition:all .15s}.dst-btn.active{color:#764ba2;border-bottom-color:#764ba2;font-weight:600}.match-panel{padding:12px 16px}.swipe-card{background:#fff;border-radius:14px;padding:24px 20px;text-align:center;box-shadow:0 2px 12px rgba(0,0,0,.06);margin-bottom:12px}.sc-avatar{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;font-size:32px;margin:0 auto 10px}.sc-name{font-size:18px;font-weight:700;color:#333}.sc-age-school{font-size:12px;color:#999;margin-top:4px}.sc-tags{display:flex;justify-content:center;gap:6px;margin:10px 0;flex-wrap:wrap}.sc-tag{padding:3px 10px;border-radius:10px;background:#f0edff;color:#667eea;font-size:11px}.sc-intro{font-size:13px;color:#666;line-height:1.5;margin:8px 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.pc-name{font-size:14px;font-weight:600}.planet-card.recommended .pc-desc{font-size:11px;color:#999;margin-top:2px}.planet-card.recommended .pc-meta{font-size:11px;color:#bbb;margin-top:2px}.pc-join{border:none;border-radius:14px;padding:6px 16px;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-size:12px;cursor:pointer;white-space:nowrap}.planet-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.planet-card.grid-item{text-align:center}.planet-card.grid-item .pc-icon{font-size:28px;margin-bottom:6px}.planet-card.grid-item .pc-name{font-size:13px;font-weight:600}.planet-card.grid-item .pc-desc{font-size:10px;color:#999;margin-top:4px}.planet-card.grid-item .pc-meta{font-size:10px;color:#bbb;margin-top:2px}.pc-join-sm{border:none;border-radius:10px;padding:4px 12px;background:#667eea;color:#fff;font-size:11px;cursor:pointer;margin-top:6px}.party-panel{padding:12px 16px}.party-create-btn{width:100%;padding:12px;border:2px dashed #667EEA;border-radius:12px;background:rgba(102,126,234,.05);color:#667eea;font-size:14px;cursor:pointer;margin-bottom:12px;display:flex;align-items:center;justify-content:center;gap:6px}.party-card{background:#fff;border-radius:12px;padding:14px;margin-bottom:10px;box-shadow:0 1px 6px rgba(0,0,0,.04);cursor:pointer}.party-card .pc-header{display:flex;justify-content:space-between;align-items:center}.party-card .pc-name{font-size:14px;font-weight:600}.party-card .pc-status{font-size:11px;color:#ff6b8a;font-weight:500}.party-card .pc-tags{display:flex;gap:4px;margin:8px 0;flex-wrap:wrap}.party-card .pc-tag{padding:2px 8px;border-radius:8px;background:#f0edff;color:#667eea;font-size:10px}.party-card .pc-footer{display:flex;justify-content:space-between;font-size:11px;color:#999}.party-room{display:flex;flex-direction:column;height:calc(100vh - 230px)}.pr-header{background:linear-gradient(135deg,#667eea,#764ba2);padding:14px 16px;color:#fff}.pr-back{background:none;border:none;color:#fff;font-size:14px;cursor:pointer;padding:0}.pr-title{font-size:15px;font-weight:600;margin-top:4px}.pr-meta{font-size:11px;opacity:.8;margin-top:2px}.pr-chat{flex:1;padding:12px 16px;overflow-y:auto}.pr-message{display:flex;gap:8px;margin-bottom:14px}.pr-msg-avatar{width:32px;height:32px;border-radius:50%;background:linear-gradient(135deg,#667eea,#764ba2);display:flex;align-items:center;justify-content:center;color:#fff;font-size:14px;flex-shrink:0}.pr-msg-name{font-size:11px;color:#999}.pr-msg-text{font-size:13px;color:#333;margin-top:2px;background:#f5f5f5;padding:6px 10px;border-radius:8px;display:inline-block}.pr-input-bar{display:flex;gap:8px;padding:10px 16px;border-top:1px solid #f0f0f0;background:#fff}.pr-input{flex:1;height:36px;border:1px solid #eee;border-radius:18px;padding:0 14px;font-size:12px;outline:none}.pr-send{border:none;border-radius:18px;padding:0 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