:root{--bg-primary: #ffffff;--bg-secondary: #f7f7f7;--bg-card: #ffffff;--text-primary: #222222;--text-secondary: #717171;--text-accent: #FF385C;--border-light: #dddddd;--border-focus: #222222;--success: #008a05;--danger: #e12c60;--font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-serif: "Inter", sans-serif;--spacing-xs: 8px;--spacing-sm: 12px;--spacing-md: 24px;--spacing-lg: 32px;--spacing-xl: 48px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .08);--shadow-md: 0 6px 16px rgba(0, 0, 0, .12);--radius: 12px}[data-theme=dark]{--bg-primary: #121212;--bg-secondary: #1e1e1e;--bg-card: #1e1e1e;--text-primary: #e0e0e0;--text-secondary: #a0a0a0;--text-accent: #FF5A5F;--border-light: #2c2c2c;--border-focus: #e0e0e0;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 6px 16px rgba(0, 0, 0, .6)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-primary);color:var(--text-primary);line-height:1.6;-webkit-font-smoothing:antialiased}h1,h2,h3,h4,h5,h6{font-weight:600;color:var(--text-primary);letter-spacing:-.02em}button,input,select{font-family:var(--font-sans)}.container{max-width:1080px;margin:0 auto;padding:0 var(--spacing-md)}.card{background:var(--bg-card);border:1px solid var(--border-light);border-radius:var(--radius);padding:var(--spacing-lg);box-shadow:var(--shadow-sm);transition:box-shadow .2s ease}.card:hover{box-shadow:var(--shadow-md);border-color:transparent}.btn{display:inline-flex;align-items:center;justify-content:center;padding:10px 20px;border-radius:8px;border:1px solid var(--border-light);background:var(--bg-card);color:var(--text-primary);cursor:pointer;font-weight:600;font-size:.9rem;transition:all .2s}.btn:hover{background:var(--bg-secondary);border-color:var(--text-primary)}.btn-primary{background:var(--text-accent);background:linear-gradient(to right,#ff385c,#e61e4d);color:#fff;border:none}.btn-primary:hover{opacity:.95;transform:scale(1.02);box-shadow:0 4px 12px #ff385c33}input,select{padding:12px;border:1px solid var(--border-light);border-radius:8px;font-size:1rem;transition:border .2s;background-color:var(--bg-card);color:var(--text-primary)}select option{background-color:var(--bg-card);color:var(--text-primary)}input:focus,select:focus{outline:none;border-color:var(--text-primary);box-shadow:0 0 0 1px var(--text-primary)}input[type=range]{-webkit-appearance:none;appearance:none;background:transparent;cursor:pointer}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:20px;height:20px;border-radius:50%;background:var(--text-accent);cursor:pointer;border:2px solid white;box-shadow:0 2px 4px #0003;transition:all .2s}input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.1);box-shadow:0 3px 6px #0000004d}input[type=range]::-moz-range-thumb{width:20px;height:20px;border-radius:50%;background:var(--text-accent);cursor:pointer;border:2px solid white;box-shadow:0 2px 4px #0003;transition:all .2s}input[type=range]::-moz-range-thumb:hover{transform:scale(1.1);box-shadow:0 3px 6px #0000004d}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}