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0}@media(max-width:1200px){.analytics-grid{grid-template-columns:repeat(2,1fr)}.hourly-card{grid-column:span 2}}@media(max-width:900px){.stats-row{grid-template-columns:repeat(2,1fr)}.analytics-grid{grid-template-columns:1fr}.hourly-card,.heatmap-card,.pie-card,.comparison-card,.insights-card,.trend-card{grid-column:span 1}}@media(max-width:600px){.stats-row{grid-template-columns:1fr}.pie-container{flex-direction:column}}:root,[data-theme=dark]{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-card: #1a1a24;--bg-hover: #22222e;--accent-primary: #6366f1;--accent-secondary: #8b5cf6;--accent-success: #10b981;--accent-danger: #ef4444;--text-primary: #ffffff;--text-secondary: rgba(255, 255, 255, .7);--text-muted: rgba(255, 255, 255, .4);--border-color: rgba(255, 255, 255, .08);--shadow-lg: 0 20px 40px rgba(0, 0, 0, .4)}[data-theme=light]{--bg-primary: #f8fafc;--bg-secondary: #ffffff;--bg-card: #ffffff;--bg-hover: #f1f5f9;--accent-primary: #6366f1;--accent-secondary: #8b5cf6;--accent-success: #10b981;--accent-danger: #ef4444;--text-primary: #1e293b;--text-secondary: #64748b;--text-muted: #94a3b8;--border-color: #e2e8f0;--shadow-lg: 0 20px 40px rgba(0, 0, 0, .1)}.app{width:100%;min-height:100vh;display:flex;flex-direction:column;background:var(--bg-primary);transition:background .3s ease}.app-loading{width:100%;min-height:100vh;display:flex;align-items:center;justify-content:center;color:var(--text-secondary);font-size:18px;background:var(--bg-primary)}.app-nav{width:100%;display:flex;align-items:center;justify-content:space-between;padding:14px 28px;background:var(--bg-secondary);border-bottom:1px solid var(--border-color);position:sticky;top:0;z-index:100;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:background .3s ease,border-color .3s ease}.nav-brand{font-size:20px;font-weight:800;background:linear-gradient(135deg,var(--accent-primary) 0%,var(--accent-secondary) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;letter-spacing:-.5px}.nav-links{display:flex;gap:4px;background:var(--bg-card);padding:4px;border-radius:10px;border:1px solid var(--border-color)}.nav-link{background:transparent;border:none;padding:8px 18px;font-size:13px;font-weight:600;color:var(--text-secondary);cursor:pointer;border-radius:7px;transition:all .2s ease}.nav-link:hover{color:var(--text-primary)}.nav-link.active{color:#fff;background:var(--accent-primary);box-shadow:0 4px 12px #6366f14d}.nav-actions{display:flex;align-items:center;gap:10px}.theme-toggle{width:40px;height:40px;border:1px solid var(--border-color);background:var(--bg-card);border-radius:10px;font-size:18px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:all .2s ease}.theme-toggle:hover{background:var(--accent-primary);border-color:var(--accent-primary);transform:rotate(20deg)}.logout-btn{background:transparent;border:1px solid var(--border-color);padding:8px 16px;font-size:13px;font-weight:500;color:var(--text-secondary);cursor:pointer;border-radius:8px;transition:all .2s ease}.logout-btn:hover{background:#ef44441a;border-color:var(--accent-danger);color:var(--accent-danger)}.app-main{flex:1;width:100%;padding:28px;background:var(--bg-primary);transition:background .3s ease;padding-bottom:calc(28px + env(safe-area-inset-bottom))}.mobile-nav{display:none;position:fixed;bottom:0;left:0;right:0;background:var(--bg-secondary);border-top:1px solid var(--border-color);padding:8px 0;padding-bottom:calc(8px + env(safe-area-inset-bottom));z-index:100}.mobile-nav-items{display:flex;justify-content:space-around;align-items:center}.mobile-nav-item{display:flex;flex-direction:column;align-items:center;gap:2px;background:none;border:none;color:var(--text-muted);font-size:10px;padding:8px 16px;border-radius:8px;transition:all .2s ease}.mobile-nav-item.active{color:var(--accent-primary)}.mobile-nav-icon{font-size:22px}@media(max-width:768px){.app-nav{padding:12px 16px}.nav-brand{font-size:18px}.nav-links{display:none}.app-main{padding:16px;padding-bottom:calc(80px + env(safe-area-inset-bottom))}.mobile-nav{display:block}}@media(max-width:480px){.app-nav{padding:10px 12px}.nav-brand{font-size:16px}.logout-btn{padding:6px 10px;font-size:11px}.theme-toggle{width:34px;height:34px;font-size:15px}.app-main{padding:12px;padding-bottom:calc(80px + env(safe-area-inset-bottom))}}@media(max-width:360px){.app-nav{padding:8px 10px}.nav-brand{font-size:14px}.nav-actions{gap:6px}.theme-toggle{width:30px;height:30px;font-size:14px}.logout-btn{padding:5px 8px;font-size:10px}}@media(min-height:700px)and (max-width:480px){.app-main{padding-top:20px}}@media(max-height:500px)and (orientation:landscape){.app-nav{padding:6px 12px}.mobile-nav{padding:4px 0}.mobile-nav-item{padding:4px 12px}.mobile-nav-icon{font-size:18px}.app-main{padding:10px;padding-bottom:calc(60px + env(safe-area-inset-bottom))}}