:root{--primary: #6366f1;--primary-light: #818cf8;--primary-dark: #4f46e5;--secondary: #10b981;--secondary-light: #34d399;--danger: #ef4444;--warning: #f59e0b;--bg-primary: #0f0f23;--bg-secondary: #1a1a2e;--bg-tertiary: #252542;--bg-card: rgba(255, 255, 255, .05);--bg-card-hover: rgba(255, 255, 255, .08);--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .7);--text-tertiary: rgba(255, 255, 255, .5);--text-muted: rgba(255, 255, 255, .35);--border-color: rgba(255, 255, 255, .1);--border-light: rgba(255, 255, 255, .05);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--space-xs: 4px;--space-sm: 8px;--space-md: 16px;--space-lg: 24px;--space-xl: 32px}*,*:before,*:after{margin:0;padding:0;box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{height:100%}html{font-size:16px;-webkit-text-size-adjust:100%;touch-action:pan-y pan-x}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,HarmonyOS Sans,sans-serif;background:var(--bg-primary);color:var(--text-primary);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;overscroll-behavior-y:auto;-webkit-overflow-scrolling:touch;touch-action:pan-y;overflow-y:auto;scrollbar-width:none;-ms-overflow-style:none}body::-webkit-scrollbar{display:none}@supports (font-family: "HarmonyOS Sans"){body{font-family:HarmonyOS Sans,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}}@media screen and (-webkit-min-device-pixel-ratio: 0){html,body{-webkit-user-select:none;user-select:none}input,textarea{-webkit-user-select:text;user-select:text}}.bg-decoration{position:fixed;top:0;right:0;bottom:0;left:0;pointer-events:none;overflow:hidden;z-index:0}.gradient-orb{position:absolute;border-radius:50%;filter:blur(80px);opacity:.4}.orb-1{width:300px;height:300px;background:linear-gradient(135deg,var(--primary),#8b5cf6);top:-100px;right:-100px;animation:float 8s ease-in-out infinite}.orb-2{width:250px;height:250px;background:linear-gradient(135deg,var(--secondary),#06b6d4);bottom:10%;left:-80px;animation:float 10s ease-in-out infinite reverse}.orb-3{width:200px;height:200px;background:linear-gradient(135deg,#ec4899,var(--primary));top:40%;right:-60px;animation:float 12s ease-in-out infinite}@keyframes float{0%,to{transform:translate(0) scale(1)}33%{transform:translate(-20px,20px) scale(1.05)}66%{transform:translate(10px,-10px) scale(.95)}}::-webkit-scrollbar{width:4px;height:4px}::-webkit-scrollbar-track{background:#ffffff0d}::-webkit-scrollbar-thumb{background:#fff3;border-radius:2px}::-webkit-scrollbar-thumb:hover{background:#ffffff4d}@keyframes pulse{0%,to{opacity:1}50%{opacity:.5}}@keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}to{opacity:1;transform:translateY(0)}}.app-layout{min-height:100vh;background:linear-gradient(135deg,#1a1a2e,#16213e);position:relative}.main-content{position:relative;z-index:1;display:flex;flex-direction:column;min-height:100vh}.home-container{flex:1;display:flex;flex-direction:column;justify-content:center;align-items:center;padding:var(--space-lg)}.logo-section{text-align:center;padding:var(--space-xl) 0}.logo-icon{width:80px;height:80px;margin:0 auto var(--space-md);background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:var(--radius-xl);display:flex;align-items:center;justify-content:center;box-shadow:0 8px 32px #6366f166}.logo-icon svg{width:48px;height:48px;color:#fff}.app-title{font-size:24px;font-weight:700;margin-bottom:var(--space-xs);background:linear-gradient(135deg,#fff,#fffc);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.app-subtitle{font-size:14px;color:var(--text-secondary);margin-bottom:var(--space-md)}.connection-status{display:inline-flex;align-items:center;gap:6px;padding:6px 12px;background:#ffffff0d;border-radius:20px;font-size:13px}.connection-status.connected{color:var(--secondary-light)}.connection-status.disconnected{color:var(--danger)}.status-dot{width:8px;height:8px;border-radius:50%;background:currentColor;animation:pulse 2s infinite}.feature-cards{width:100%;max-width:420px;display:flex;flex-direction:column;gap:var(--space-md)}.feature-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;transition:all .25s ease}.feature-card:hover{background:var(--bg-card-hover);border-color:#ffffff26}.feature-card.active{border-color:var(--primary);box-shadow:0 0 0 1px var(--primary),0 4px 16px #0000004d}.card-header{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);cursor:pointer;-webkit-user-select:none;user-select:none}.card-icon{width:48px;height:48px;border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;flex-shrink:0}.card-icon.create{background:linear-gradient(135deg,var(--secondary),#059669);color:#fff}.card-icon.join{background:linear-gradient(135deg,var(--primary),var(--primary-dark));color:#fff}.card-title-group{flex:1}.card-title{font-size:17px;font-weight:600;margin-bottom:2px;color:var(--text-primary)}.card-desc{font-size:13px;color:var(--text-tertiary)}.card-content{padding:0 var(--space-md) var(--space-md);animation:slideDown .3s ease}.ant-input{background:#0000004d!important;border-color:var(--border-color)!important;color:var(--text-primary)!important}.ant-input:focus{border-color:var(--primary)!important;box-shadow:0 0 0 3px #6366f133!important}.ant-input::placeholder{color:var(--text-muted)!important}.ant-btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary-dark))!important;border:none!important;box-shadow:0 4px 16px #6366f166!important}.ant-btn-primary:hover{background:linear-gradient(135deg,var(--primary-light),var(--primary))!important}.room-container{flex:1;display:flex;flex-direction:column;padding:var(--space-sm) var(--space-md);max-width:800px;margin:0 auto;width:100%;overflow-y:auto;-webkit-overflow-scrolling:touch;touch-action:pan-y;overscroll-behavior-y:contain;scrollbar-width:none;-ms-overflow-style:none}.room-container::-webkit-scrollbar{display:none}.page-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md);background:#0f0f23cc;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border-light);position:sticky;top:0;z-index:10}.header-title{display:flex;align-items:center;gap:var(--space-sm)}.room-label{font-size:13px;color:var(--text-tertiary)}.room-code-display{font-family:SF Mono,Monaco,monospace;font-size:18px;font-weight:700;letter-spacing:1px;color:var(--primary-light)}.role-badge{padding:2px 8px;font-size:11px;font-weight:600;border-radius:10px}.role-badge.owner{background:#f59e0b33;color:var(--warning)}.role-badge.guest{background:#6366f133;color:var(--primary-light)}.invite-banner{display:flex;align-items:center;gap:var(--space-md);margin-bottom:var(--space-md);padding:var(--space-md);background:linear-gradient(135deg,#6366f126,#8b5cf61a);border:1px solid rgba(99,102,241,.3);border-radius:var(--radius-lg)}.invite-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:#6366f133;border-radius:var(--radius-md);color:var(--primary-light);flex-shrink:0}.invite-content{flex:1}.invite-title{font-size:14px;font-weight:600;margin-bottom:2px;color:var(--text-primary)}.invite-desc{font-size:12px;color:var(--text-tertiary)}.timer-display-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-xl);padding:var(--space-lg);text-align:center;margin-bottom:var(--space-md)}.timer-status{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;background:#0000004d;border-radius:20px;margin-bottom:var(--space-md)}.status-indicator{width:8px;height:8px;border-radius:50%}.status-indicator.idle{background:var(--text-muted)}.status-indicator.ready{background:var(--warning)}.status-indicator.running{background:var(--secondary);animation:pulse 1s infinite}.status-indicator.finished{background:var(--primary)}.status-text{font-size:13px;font-weight:500;color:var(--text-secondary)}.timer-digits{display:flex;align-items:baseline;justify-content:center;gap:4px}.digit-group{display:flex;flex-direction:column;align-items:center}.digit{font-family:SF Mono,Roboto Mono,monospace;font-size:56px;font-weight:700;font-variant-numeric:tabular-nums;line-height:1;background:linear-gradient(180deg,#fff,#fffc);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.digit-group.milliseconds .digit{font-size:40px;background:linear-gradient(180deg,var(--primary-light) 0%,var(--primary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.digit-label{font-size:11px;color:var(--text-muted);margin-top:4px;text-transform:uppercase}.digit-separator{font-family:SF Mono,monospace;font-size:40px;font-weight:300;color:var(--text-tertiary);margin:0 4px}.control-panel{display:grid;grid-template-columns:repeat(5,1fr);gap:var(--space-sm);margin-bottom:var(--space-md)}.control-btn{display:flex;flex-direction:column;align-items:center;gap:8px;padding:var(--space-md) var(--space-sm);background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);color:var(--text-secondary);cursor:pointer;transition:all .15s ease}.control-btn:active{transform:scale(.95)}.control-btn.active-start{background:linear-gradient(135deg,var(--secondary),#059669);border-color:transparent;color:#fff;box-shadow:0 4px 16px #10b98166}.control-btn.active-stop{background:linear-gradient(135deg,var(--danger),#dc2626);border-color:transparent;color:#fff;box-shadow:0 4px 16px #ef444466}.control-btn.active-announce{background:linear-gradient(135deg,var(--warning),#d97706);border-color:transparent;color:#fff;box-shadow:0 4px 16px #f59e0b66}.control-icon{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:#ffffff1a;border-radius:50%}.control-icon svg{width:24px;height:24px}.control-label{font-size:12px;font-weight:500}.result-card{display:flex;flex-direction:column;align-items:center;gap:var(--space-md);padding:var(--space-lg);background:linear-gradient(135deg,#f59e0b26,#f59e0b0d);border:1px solid rgba(245,158,11,.4);border-radius:var(--radius-xl);margin-bottom:var(--space-md)}.result-header{display:flex;align-items:center;gap:var(--space-sm)}.result-icon{width:32px;height:32px;display:flex;align-items:center;justify-content:center;background:#f59e0b33;border-radius:var(--radius-md);color:var(--warning)}.result-title{font-size:14px;font-weight:600;color:var(--warning)}.result-time{font-family:SF Mono,monospace;font-size:48px;font-weight:700;color:var(--warning);font-variant-numeric:tabular-nums}.section-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:var(--radius-lg);overflow:hidden;margin-bottom:var(--space-md)}.section-header{display:flex;align-items:center;justify-content:space-between;padding:var(--space-md);border-bottom:1px solid var(--border-light)}.section-title{display:flex;align-items:center;gap:var(--space-sm);font-size:15px;font-weight:600;color:var(--text-primary);margin:0}.section-title svg{width:18px;height:18px;color:var(--primary-light)}.member-list{padding:var(--space-sm)}.member-item{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-sm) var(--space-md);border-radius:var(--radius-md);transition:background .15s ease}.member-item:hover{background:#ffffff08}.member-avatar{position:relative;width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--primary),var(--primary-dark));border-radius:50%;font-size:16px;font-weight:600;color:#fff}.member-avatar.owner{background:linear-gradient(135deg,var(--warning),#d97706)}.owner-crown{position:absolute;top:-4px;right:-4px;width:18px;height:18px;display:flex;align-items:center;justify-content:center;background:var(--warning);border-radius:50%;font-size:10px}.member-info{flex:1;display:flex;flex-direction:column;gap:2px}.member-name{font-size:15px;font-weight:500;color:var(--text-primary)}.member-role{font-size:12px;color:var(--text-tertiary)}.member-status{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--secondary)}.member-status .status-dot{width:6px;height:6px;animation:none}.record-list{padding:var(--space-sm)}.record-item{display:flex;align-items:center;gap:var(--space-md);padding:var(--space-md);border-radius:var(--radius-md);transition:background .15s ease}.record-item:hover{background:#ffffff08}.record-item.latest{background:#f59e0b14}.record-rank{width:28px;height:28px;display:flex;align-items:center;justify-content:center;background:#ffffff1a;border-radius:50%;font-size:13px;font-weight:600;color:var(--text-secondary)}.record-item.latest .record-rank{background:var(--warning);color:#fff}.record-info{flex:1;display:flex;flex-direction:column;gap:2px}.record-label{font-size:14px;font-weight:500;color:var(--text-primary)}.record-time{font-size:12px;color:var(--text-tertiary)}.record-duration{font-family:SF Mono,monospace;font-size:18px;font-weight:600;color:var(--primary-light);font-variant-numeric:tabular-nums}.record-item.latest .record-duration{color:var(--warning)}.ant-card{background:var(--bg-card)!important;border-color:var(--border-color)!important}.ant-card-head{background:transparent!important;border-bottom-color:var(--border-light)!important;color:var(--text-primary)!important}.ant-card-body{color:var(--text-primary)!important}.ant-list-item{border-bottom-color:var(--border-light)!important}@media (max-width: 480px){.control-panel{grid-template-columns:repeat(3,1fr)}}@media (max-width: 375px){.digit{font-size:44px}.digit-group.milliseconds .digit{font-size:32px}.control-btn{padding:var(--space-sm) 4px}.control-icon{width:36px;height:36px}.control-icon svg{width:20px;height:20px}.control-label{font-size:11px}.result-time{font-size:40px}}@supports (padding-bottom: env(safe-area-inset-bottom)){.room-container{padding-bottom:calc(var(--space-md) + env(safe-area-inset-bottom))}}.ant-typography{color:var(--text-primary)!important}.ant-typography-secondary,.ant-badge-status-text{color:var(--text-secondary)!important}.ant-btn{transition:all .15s ease}.ant-btn:active{transform:scale(.96)}.ant-modal-content{background:var(--bg-secondary)!important}.ant-modal-header{background:var(--bg-secondary)!important;border-bottom-color:var(--border-light)!important}.ant-modal-title{color:var(--text-primary)!important}.ant-modal-close{color:var(--text-secondary)!important}.ant-modal-close:hover{color:var(--text-primary)!important}.ant-alert{background:#6366f11a!important;border-color:#6366f14d!important}.ant-alert-message{color:var(--text-primary)!important}.ant-alert-description{color:var(--text-secondary)!important}.ant-divider{border-color:var(--border-light)!important}.ant-tag{background:#ffffff1a!important;border-color:var(--border-color)!important;color:var(--text-secondary)!important}.ant-progress-bg,.ant-slider-track{background:var(--primary)!important}.ant-slider-handle{border-color:var(--primary)!important}.ant-statistic-content{color:var(--text-primary)!important}.ant-empty-description{color:var(--text-secondary)!important}@media (prefers-reduced-motion: reduce){*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}