*{margin:0;padding:0;box-sizing:border-box}:root{--bg-base: #121212;--bg-level-1: #1e1e1e;--bg-level-2: #2a2a2a;--bg-level-3: #363636;--bg-level-4: #424242;--text-primary: #e2e8f0;--text-secondary: #94a3b8;--text-muted: #64748b;--accent: #764ba2;--accent-light: #a78bfa;--accent-hover: #667eea;--accent-muted: rgba(118, 75, 162, .2);--gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);--gradient-hover: linear-gradient(135deg, #764ba2 0%, #667eea 100%);--success: #48bb78;--success-muted: rgba(74, 222, 128, .2);--warning: #a78bfa;--warning-muted: rgba(167, 139, 250, .2);--error: #f87171;--error-muted: rgba(248, 113, 113, .2);--info: #38bdf8;--info-muted: rgba(56, 189, 248, .2);--border: #3a3a3a;--border-light: #4a4a4a;color-scheme:dark;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Oxygen,Ubuntu,Cantarell,Fira Sans,Droid Sans,Helvetica 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stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .75rem center;background-size:1.25rem;padding-right:2.5rem;cursor:pointer}select:hover{border-color:var(--border-light);background-color:var(--bg-level-3)}select option{background-color:var(--bg-level-2);color:var(--text-primary);padding:12px}.wheel-select .custom-select-trigger{background-color:var(--bg-level-3);border-color:var(--border-light);font-weight:600;color:var(--accent);padding:.3rem .6rem;min-height:32px;border-radius:6px}.wheel-select .custom-select-trigger:hover{background-color:var(--bg-level-4);border-color:var(--accent-muted)}input:focus,select:focus{outline:none;border-color:var(--accent);background-color:var(--bg-level-3);box-shadow:0 0 0 2px var(--accent-muted)}label{display:block;margin-bottom:.5rem;color:var(--text-secondary);font-size:.9rem;font-weight:500}.badge{display:inline-block;padding:.2rem .5rem;border-radius:4px;font-size:.75rem;font-weight:700;text-transform:uppercase}.badge-success{background:var(--success-muted);color:var(--success)}.badge-warning{background:var(--warning-muted);color:var(--warning)}.badge-error{background:var(--error-muted);color:var(--error)}.badge-info{background:var(--info-muted);color:var(--info)}.slider-filled{--fill-percent: 0%;-webkit-appearance:none;appearance:none;width:100%;height:6px;background:linear-gradient(to right,#667eea 0%,#764ba2 var(--fill-percent),rgba(255,255,255,.1) var(--fill-percent),rgba(255,255,255,.1) 100%);border-radius:3px;outline:none;cursor:pointer}.slider-filled::-webkit-slider-runnable-track{height:6px;background:transparent;border-radius:3px}.slider-filled::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;width:0;height:0;background:transparent;border:none;cursor:pointer}.slider-filled::-moz-range-track{height:6px;background:transparent;border-radius:3px}.slider-filled::-moz-range-thumb{width:0;height:0;background:transparent;border:none;cursor:pointer}.flex{display:flex}.flex-col{flex-direction:column}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-1{gap:.25rem}.gap-2{gap:.5rem}.gap-4{gap:1rem}.mt-4{margin-top:1rem}.mb-4{margin-bottom:1rem}.home-container{max-width:1600px;margin:0 auto;padding:4rem 2rem}.info-banner{background:#667eea1a;border:1px solid rgba(102,126,234,.3);border-radius:12px;padding:1.5rem;margin-bottom:3rem;max-width:1200px;margin-left:auto;margin-right:auto}.info-banner h3{color:var(--accent);margin-bottom:1rem;display:flex;align-items:center;gap:.5rem}.info-banner ul{list-style-type:disc;padding-left:1.5rem;margin-bottom:1rem;color:var(--text-secondary)}.info-banner li{margin-bottom:.5rem}.info-banner p{color:var(--text-secondary);font-size:.95rem}.info-banner code{background:#0003;padding:.2rem .4rem;border-radius:4px;color:var(--text-primary);font-family:monospace}.hero{text-align:center;margin-bottom:5rem}.hero h1{font-size:4.5rem;margin-bottom:1rem;font-weight:800;letter-spacing:-.02em;background:var(--gradient);-webkit-background-clip:text;-webkit-text-fill-color:transparent;display:inline-block}.subtitle{font-size:1.5rem;color:var(--text-secondary);max-width:600px;margin:0 auto}.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:2rem}.tool-card{background:var(--bg-level-1);border-radius:16px;padding:3rem 2rem;border:1px solid var(--border);transition:all .3s 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1.5rem}}#root{width:100%;min-height:100vh}.page-loader{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;width:100%;background:linear-gradient(135deg,#667eea,#764ba2);color:#fff;font-family:inherit}.loader-spinner{width:50px;height:50px;border:5px solid rgba(255,255,255,.3);border-radius:50%;border-top-color:#fff;animation:spin 1s ease-in-out infinite;margin-bottom:1rem}@keyframes spin{to{transform:rotate(360deg)}}