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#e5e7eb;--color-border-light: #f3f4f6;--color-input-bg: #f9fafb;--color-success: #8DC63F;--color-warning: #f59e0b;--color-error: #E52420;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 12px rgba(0, 0, 0, .08);--shadow-lg: 0 8px 24px rgba(0, 0, 0, .12);--radius-sm: 6px;--radius-md: 8px;--radius-lg: 12px;--font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif}[data-theme=dark]{--color-primary: #F78C56;--color-primary-hover: #F26522;--color-primary-light: #3d2010;--color-text: #f3f4f6;--color-text-secondary: #9ca3af;--color-text-muted: #6b7280;--color-bg: #111827;--color-bg-secondary: #1f2937;--color-surface: #1f2937;--color-border: #374151;--color-border-light: #374151;--color-input-bg: #374151;--color-success: #a3d963;--color-error: #f87171}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-family);color:var(--color-text);background:var(--color-bg);line-height:1.5;min-height:100vh}#root{min-height:100vh}.app{display:flex;flex-direction:column;min-height:100vh}.main-content{flex:1}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}button{font-family:inherit;font-size:inherit}ul,ol{list-style:none}input,select,textarea{font-family:inherit}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px #6366f11a}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:4px}::-webkit-scrollbar-thumb:hover{background:var(--color-text-secondary)}.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:1.25rem}@media(min-width:600px){.video-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:768px){html{font-size:16px}.video-grid{grid-template-columns:repeat(2,1fr)}}@media(min-width:1024px){.video-grid{grid-template-columns:repeat(3,1fr)}}@media(min-width:1440px){.video-grid{grid-template-columns:repeat(4,1fr)}}@media print{.header,.sidebar,.footer,.player-controls{display:none!important}body{color:#000;background:#fff}}