:root{--bg: #0f172a;--bg-soft: #1e293b;--card: #ffffff;--card-alt: #f8fafc;--border: #e2e8f0;--text: #0f172a;--text-soft: #475569;--accent: #b45309;--accent-soft: #fde68a;--primary: #2563eb;--primary-hover: #1d4ed8;--danger: #dc2626;--shadow: 0 1px 2px rgba(15, 23, 42, .04), 0 8px 24px rgba(15, 23, 42, .08)}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Inter,Roboto,Helvetica,Arial,sans-serif;background:linear-gradient(180deg,#0f172a,#1e293b);color:var(--text);min-height:100vh}.app{max-width:1100px;margin:0 auto;padding:32px 24px 64px}.app__header{color:#f8fafc;text-align:center;margin-bottom:32px}.app__header h1{font-size:36px;margin:0 0 8px;letter-spacing:-.02em}.app__header p{margin:0;color:#cbd5e1}.app__main{display:grid;gap:20px}.app__footer{margin-top:40px;text-align:center;color:#94a3b8}.card{background:var(--card);border-radius:16px;padding:22px 24px;box-shadow:var(--shadow);border:1px solid var(--border)}.card--score{overflow-x:auto}.card__header{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px;flex-wrap:wrap}.card__header h2{margin:0;font-size:20px;letter-spacing:-.01em}.card__meta label{display:inline-flex;align-items:center;gap:6px;color:var(--text-soft);font-size:14px}.card__meta input[type=number]{width:70px}.mode-toggle{display:inline-flex;gap:12px;font-size:14px}.form-row{display:flex;flex-direction:column;gap:6px}.form-row--check{justify-content:flex-end}.form-row__label{font-size:13px;font-weight:600;color:var(--text-soft);text-transform:uppercase;letter-spacing:.04em}.form-row__input--large{font-size:22px;font-weight:600}.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:16px 0}.form-grid--builder{grid-template-columns:repeat(3,1fr)}@media (max-width: 720px){.form-grid,.form-grid--builder{grid-template-columns:1fr}}input[type=text],input[type=number],select{padding:9px 11px;border:1px solid var(--border);border-radius:9px;font-size:15px;background:#fff;color:var(--text);font-family:inherit}input[type=text]:focus,input[type=number]:focus,select:focus{outline:2px solid var(--primary);outline-offset:1px}.key-picker__label{font-size:13px;font-weight:600;color:var(--text-soft);text-transform:uppercase;letter-spacing:.04em;display:block;margin-bottom:6px}.key-picker__row{display:flex;gap:8px}.key-picker__row select{flex:1;min-width:0}.key-picker__row input[type=text]{width:90px}.results{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:18px}@media (max-width: 720px){.results{grid-template-columns:1fr}}.result{background:var(--card-alt);border:1px solid var(--border);border-radius:12px;padding:14px;text-align:center}.result--accent{background:linear-gradient(180deg,#fffbeb,#fef3c7);border-color:var(--accent-soft)}.result__label{font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-soft)}.result__value{font-size:28px;font-weight:700;margin-top:4px;color:var(--accent)}.result__notes{margin-top:6px;font-size:13px;color:var(--text-soft)}.builder-preview{margin:14px 0 6px;background:var(--card-alt);border-radius:10px;padding:12px 14px;font-size:15px}.builder-preview__label{color:var(--text-soft);font-size:13px}.builder-preview__notes{color:var(--text-soft);font-size:13px;margin-top:4px}.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}.actions--inline{margin-top:0}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:#fff;color:var(--text);padding:9px 14px;border-radius:9px;font-size:14px;font-weight:600;cursor:pointer;transition:background .15s,transform .05s}.btn:hover:not(:disabled){background:#f1f5f9}.btn:active{transform:translateY(1px)}.btn:disabled{opacity:.45;cursor:not-allowed}.btn--primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--primary-hover)}.btn--ghost{background:transparent;border-color:transparent;color:var(--text-soft)}.btn--ghost:hover:not(:disabled){background:#f1f5f9}.btn--danger{color:var(--danger);border-color:#fecaca}.btn--sm{padding:4px 8px;font-size:13px}.arp-list{margin-top:22px;border-top:1px solid var(--border);padding-top:16px}.arp-list__header{display:flex;align-items:center;justify-content:space-between;margin-bottom:10px}.arp-list__header h3{margin:0;font-size:16px}.arp-list ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.arp-item{display:grid;grid-template-columns:30px 1fr auto;align-items:center;gap:10px;padding:8px 12px;background:var(--card-alt);border:1px solid var(--border);border-radius:10px}.arp-item__index{font-weight:700;color:var(--text-soft)}.arp-item__label{font-weight:600}.arp-item__notes{grid-column:2 / 3;font-size:12px;color:var(--text-soft)}.arp-item__actions{display:flex;gap:4px;grid-row:1 / span 2;grid-column:3 / 4}.score{background:#fff;border-radius:12px;border:1px solid var(--border);padding:10px 8px;overflow-x:auto}.score svg{background:#fff}.score__empty{padding:36px 12px;text-align:center;color:var(--text-soft);font-style:italic}.help-text{margin:10px 0 0;font-size:13px;color:var(--text-soft)}.key-picker__hint{font-size:12px;color:var(--text-soft);margin-top:6px}.key-picker__custom{display:flex;gap:8px;margin-top:6px;flex-wrap:wrap;font-size:12px}.key-picker__custom label{display:flex;flex-direction:column;gap:2px;color:var(--text-soft)}.builder-preview__warn{margin-top:8px;padding:8px 10px;background:#fef2f2;border:1px solid #fecaca;color:#991b1b;border-radius:8px;font-size:13px}.arp-item__warn{color:#b45309;font-weight:400;font-size:12px}.card__range{font-size:13px;font-weight:400;color:var(--text-soft)}