*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--bg-base: #07070e;--bg-card: #0d0d1a;--bg-elevated: #131326;--bg-input: #0f0f1f;--border: #1c1c35;--border-light: #252545;--accent: #f0d94a;--accent-dim: rgba(240, 217, 74, .12);--accent-glow: rgba(240, 217, 74, .06);--text-primary: #e6e6f5;--text-secondary: #8888aa;--text-muted: #45455a;--success: #2dd4bf;--success-dim: rgba(45, 212, 191, .12);--danger: #f87171;--danger-dim: rgba(248, 113, 113, .12);--warning: #fb923c;--info: #60a5fa;--radius: 12px;--radius-sm: 8px;--radius-lg: 16px;--sidebar-w: 240px;--header-h: 60px;--shadow: 0 4px 24px rgba(0,0,0,.4);--shadow-lg: 0 8px 40px rgba(0,0,0,.6);--font-display: "Syne", sans-serif;--font-body: "DM Sans", sans-serif;--font-mono: "IBM Plex Mono", 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var(--border);border-radius:var(--radius-sm);margin-bottom:8px}.section-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.section-title{font-family:var(--font-display);font-size:.875rem;font-weight:700;letter-spacing:.02em;display:flex;align-items:center;gap:8px}.section-step{width:22px;height:22px;border-radius:50%;background:var(--accent-dim);color:var(--accent);font-size:.7rem;font-weight:700;display:flex;align-items:center;justify-content:center;flex-shrink:0}.check-row{display:flex;align-items:center;gap:8px;cursor:pointer;-webkit-user-select:none;user-select:none}.check-row input[type=checkbox]{width:16px;height:16px;accent-color:var(--accent)}.spinner{display:inline-block;width:16px;height:16px;border:2px solid var(--border-light);border-top-color:var(--accent);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.flex{display:flex}.flex-1{flex:1}.items-center{align-items:center}.justify-between{justify-content:space-between}.gap-2{gap:8px}.gap-3{gap:12px}.mt-1{margin-top:4px}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.mt-4{margin-top:16px}.mb-2{margin-bottom:8px}.text-muted{color:var(--text-muted);font-size:.78rem}.text-success{color:var(--success)}.text-danger{color:var(--danger)}.text-accent{color:var(--accent)}.text-right{text-align:right}.font-mono{font-family:var(--font-mono)}@media (max-width: 900px){.sidebar{transform:translate(-100%)}.main-content{margin-left:0}.calc-layout{grid-template-columns:1fr}.form-row-3{grid-template-columns:1fr 1fr}.stat-grid{grid-template-columns:1fr}}