*{margin:0;padding:0;box-sizing:border-box}:root{--primary-color: #1a1a1a;--secondary-color: #2d2d2d;--accent-color: #ff6b35;--success-color: #4caf50;--warning-color: #ff9800;--text-color: #ffffff;--text-secondary: #cccccc;--border-color: #404040;--shadow: 0 4px 20px rgba(0, 0, 0, .3);--shadow-hover: 0 8px 30px rgba(0, 0, 0, .4);--border-radius: 12px;--transition: all .3s cubic-bezier(.4, 0, .2, 1);--text-primary: #FBFDFC;--text-secondary: #CBCAC7;--text-muted: #8A8A8A;--text-on-dark: #FBFDFC;--text-on-brand: #FBFDFC;--surface-page: #222222;--surface-section: #2A2A2A;--surface-card: #2D2D2D;--surface-subtle: #333056;--surface-elevated: #232336;--action-primary: #FF7C3C;--action-primary-hover: #FB6834;--action-primary-active: #FE6E38;--action-secondary: #28283D;--action-strong: #7866E8;--action-strong-hover: #6E60C4;--border-default: #404040;--border-subtle: #303030;--border-focus: #6E60C4;--status-success: #219060;--status-warning: #F6B55B;--status-error: #FB5B4F}body{font-family:Inter,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:linear-gradient(135deg,#1a1a1a,#2d2d2d);color:var(--text-color);min-height:100vh;line-height:1.6;overflow-x:hidden}.hidden{display:none!important}.btn-primary{background:linear-gradient(45deg,var(--accent-color),#ff8c42);color:#fff;border:none;padding:1rem 2rem;border-radius:var(--border-radius);font-weight:700;font-size:1rem;text-transform:uppercase;letter-spacing:1px;cursor:pointer;transition:var(--transition);box-shadow:var(--shadow)}.btn-primary:hover{transform:translateY(-2px);box-shadow:var(--shadow-hover)}.btn-primary:active{transform:translateY(0)}.btn-primary:disabled{opacity:.5;cursor:not-allowed;transform:none}.btn-secondary{background:transparent;color:var(--text-secondary);border:2px solid var(--border-color);padding:.5rem 1rem;border-radius:var(--border-radius);font-weight:600;cursor:pointer;transition:var(--transition)}.btn-secondary:hover:not(:disabled){border-color:var(--accent-color);color:var(--accent-color)}.btn-secondary:disabled{opacity:.5;cursor:not-allowed}.btn-large{padding:1.2rem 2rem;font-size:1.1rem;width:100%}@keyframes slideInRight{0%{transform:translate(100%);opacity:0}to{transform:translate(0);opacity:1}}@keyframes slideOutRight{0%{transform:translate(0);opacity:1}to{transform:translate(100%);opacity:0}}