*{margin:0;padding:0;box-sizing:border-box}body{background-color:var(--bg-color);color:var(--text-primary);font-family:var(--font-primary);transition:background-color var(--transition-medium),color var(--transition-medium);min-height:100vh;overflow-x:hidden}.app-container{max-width:1440px;margin:0 auto;padding:2rem}.main-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:3rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.app-title{font-family:var(--font-display);font-size:2.5rem;font-weight:700;letter-spacing:2px;color:var(--accent-color);text-shadow:var(--glow-shadow);margin-bottom:.5rem}.app-subtitle{font-size:.9rem;color:var(--text-secondary);letter-spacing:1px;text-transform:uppercase}.current-price.error{color:#f05;font-size:1.2rem;font-weight:600}.stale-warning{background:#ffa50033;border:1px solid rgba(255,165,0,.5);border-radius:6px;padding:.5rem 1rem;margin-bottom:1rem;color:#fa0;font-size:.85rem;text-align:center;animation:pulse 2s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.7}}.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background:var(--bg-color);display:flex;flex-direction:column;justify-content:center;align-items:center;z-index:9999;transition:opacity .5s ease-out}.loading-overlay.hidden{opacity:0;pointer-events:none}.loading-spinner{width:60px;height:60px;border:4px solid var(--border-color);border-top-color:var(--accent-color);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{margin-top:1.5rem;color:var(--text-secondary);font-size:1.1rem;letter-spacing:1px}.theme-btn{background:transparent;border:1px solid var(--accent-color);color:var(--accent-color);padding:.8rem 1.5rem;cursor:pointer;font-family:var(--font-primary);text-transform:uppercase;letter-spacing:1px;transition:all var(--transition-fast);display:flex;align-items:center;gap:.5rem}.theme-btn:hover{background:var(--accent-color);color:var(--bg-color);box-shadow:var(--glow-shadow)}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(350px,1fr));gap:2rem;margin-bottom:3rem}.refresh-indicator{position:fixed;top:20px;right:20px;background:#00f3ff33;border:1px solid var(--accent-cyan);border-radius:8px;padding:.5rem 1rem;font-size:.875rem;color:var(--accent-cyan);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);z-index:1000;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.6}}.chart-card{background:var(--card-bg);border:1px solid var(--border-color);border-radius:12px;padding:1.5rem;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);box-shadow:var(--glow-shadow);transition:transform var(--transition-fast),box-shadow var(--transition-fast);height:400px;display:flex;flex-direction:column}.chart-card:hover{transform:translateY(-5px)}.card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:1.5rem}.asset-info h2{font-family:var(--font-display);font-size:1.5rem;color:var(--text-primary);margin-bottom:.25rem}.ticker{font-size:.8rem;color:var(--text-secondary);font-weight:600}.price-info{text-align:right}.current-price{display:block;font-size:1.8rem;font-weight:700;color:var(--text-primary);font-family:Inter,monospace}.price-change{font-size:.9rem;font-weight:600}.price-change.up{color:var(--chart-up)}.price-change.down{color:var(--chart-down)}.chart-container{flex:1;width:100%;min-height:0}.main-footer{text-align:center;color:var(--text-secondary);font-size:.8rem;margin-top:4rem;padding-top:2rem;border-top:1px solid var(--border-color)}:root{--font-primary: "Inter", sans-serif;--font-display: "Outfit", sans-serif;--transition-fast: .2s ease;--transition-medium: .4s ease}body.theme-neon{--bg-color: #050505;--card-bg: rgba(20, 20, 20, .6);--text-primary: #ffffff;--text-secondary: #a0a0a0;--accent-color: #00f3ff;--accent-secondary: #ff00ff;--border-color: rgba(0, 243, 255, .3);--glow-shadow: 0 0 20px rgba(0, 243, 255, .15);--font-display: "Outfit", sans-serif;--chart-up: #00ff9d;--chart-down: #ff0055;--grid-color: rgba(255, 255, 255, .05)}body.theme-luxury{--bg-color: #1a1a1a;--card-bg: rgba(30, 30, 30, .8);--text-primary: #e5e4e2;--text-secondary: #8c8c8c;--accent-color: #d4af37;--accent-secondary: #c0c0c0;--border-color: rgba(212, 175, 55, .3);--glow-shadow: 0 4px 30px rgba(0, 0, 0, .3);--font-display: "Cinzel", serif;--chart-up: #d4af37;--chart-down: #8c8c8c;--grid-color: rgba(212, 175, 55, .05)}