:root {
    --bg: #0f172a;
    --panel: #1e293b;
    --panel-2: #334155;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --accent: #f59e0b;
    --accent-dark: #b45309;
    --ok: #22c55e;
    --border: #475569;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    min-height: 100vh;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: radial-gradient(ellipse at top, #1e293b 0%, var(--bg) 55%);
    color: var(--text);
}

a { color: var(--accent); }

.shell {
    max-width: 960px;
    margin: 0 auto;
    padding: 24px 20px 48px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 28px;
}

.brand-logo {
    width: 88px;
    height: 88px;
    object-fit: contain;
    flex-shrink: 0;
}

.brand h1 {
    margin: 0;
    font-size: 1.5rem;
}

.brand p {
    margin: 2px 0 0;
    color: var(--muted);
    font-size: 0.9rem;
}

.site-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 10px;
}

.site-nav a {
    color: var(--accent);
    text-decoration: none;
    font-size: 0.9rem;
}

.site-nav a:hover {
    text-decoration: underline;
}

.top-nav-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.25);
}

.wizard-steps {
    display: flex;
    gap: 8px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.step-pill {
    padding: 8px 14px;
    border-radius: 999px;
    font-size: 0.85rem;
    border: 1px solid var(--border);
    color: var(--muted);
    background: #0f172a;
}

.step-pill.active {
    border-color: var(--accent);
    color: var(--accent);
    background: rgba(245, 158, 11, 0.12);
}

.step-pill.done {
    border-color: var(--ok);
    color: var(--ok);
}

.step-panel { display: none; }
.step-panel.active { display: block; }

.step-panel h2 {
    margin: 0 0 8px;
    font-size: 1.35rem;
}

.step-panel .lead {
    margin: 0 0 20px;
    color: var(--muted);
    line-height: 1.5;
}

.field { margin-bottom: 18px; }

.field label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

select, .choice-grid {
    width: 100%;
}

select {
    appearance: none;
    background: #0f172a;
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 14px 16px;
    font-size: 1rem;
}

.detector-picker {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.detector-brand-group {
    border: 1px solid var(--border);
    border-radius: 12px;
    background: #0f172a;
    overflow: hidden;
}

.brand-header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 14px;
    border: none;
    background: #0f172a;
    cursor: pointer;
    transition: background 0.15s, border-color 0.15s;
}

.brand-header:hover,
.detector-brand-group.open .brand-header {
    background: rgba(245, 158, 11, 0.08);
}

.brand-logo-link {
    height: 40px;
    width: auto;
    max-width: 180px;
    object-fit: contain;
    display: block;
}

.brand-logo-fallback {
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--accent);
}

.brand-models {
    display: none;
    padding: 0 12px 12px;
    border-top: 1px solid var(--border);
    overflow-x: auto;
}

.detector-brand-group.open .brand-models {
    display: block;
    padding-top: 12px;
}

.model-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.92rem;
}

.model-table thead th {
    text-align: left;
    padding: 8px 12px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
}

.model-table tbody tr {
    cursor: pointer;
    transition: background 0.15s;
}

.model-table tbody tr:hover {
    background: rgba(245, 158, 11, 0.06);
}

.model-table tbody tr.selected {
    background: rgba(245, 158, 11, 0.14);
    box-shadow: inset 3px 0 0 var(--accent);
}

.model-table td {
    padding: 12px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}

.model-table tbody tr:last-child td {
    border-bottom: none;
}

.model-cell-name {
    font-weight: 600;
    white-space: nowrap;
    width: 38%;
}

.model-cell-desc {
    color: var(--muted);
    line-height: 1.4;
}

.selected-detector {
    margin: 10px 0 0;
    font-size: 0.9rem;
    color: var(--accent);
    font-weight: 600;
}

.choice-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
}

.choice-btn {
    border: 1px solid var(--border);
    background: #0f172a;
    color: var(--text);
    border-radius: 12px;
    padding: 16px 14px;
    cursor: pointer;
    text-align: left;
    transition: border-color 0.15s, background 0.15s;
}

.choice-btn:hover {
    border-color: var(--accent);
}

.choice-btn.selected {
    border-color: var(--accent);
    background: rgba(245, 158, 11, 0.12);
    box-shadow: inset 0 0 0 1px rgba(245, 158, 11, 0.35);
}

.choice-btn .icon { font-size: 1.6rem; display: block; margin-bottom: 8px; }
.choice-btn .name { font-weight: 600; display: block; }
.choice-btn .desc { font-size: 0.82rem; color: var(--muted); margin-top: 4px; line-height: 1.35; }

.actions {
    display: flex;
    gap: 12px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.btn {
    border: none;
    border-radius: 10px;
    padding: 12px 18px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
}

.btn-primary {
    background: var(--accent);
    color: #1e293b;
}

.btn-primary:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.btn-secondary {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
}

.summary-box {
    margin-top: 16px;
    padding: 16px;
    border-radius: 12px;
    background: #0f172a;
    border: 1px dashed var(--border);
    color: var(--muted);
    line-height: 1.5;
}

.summary-box strong { color: var(--text); }

/* Settings page */
.detector-page-header {
    margin-bottom: 20px;
}

.detector-page-header h1 {
    margin: 0 0 10px;
    font-size: clamp(1.6rem, 4vw, 2.2rem);
}

.detector-page-header p {
    margin: 0 0 18px;
    color: var(--muted);
}

.detector-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.detector-nav-link {
    display: inline-block;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--border);
    background: #0f172a;
    color: var(--text);
    font-size: 0.82rem;
    text-decoration: none;
    transition: border-color 0.15s, color 0.15s;
}

.detector-nav-link:hover,
.detector-nav-link.active {
    border-color: var(--accent);
    color: var(--accent);
}

.hunt-profile {
    margin-bottom: 28px;
    scroll-margin-top: 20px;
}

.hunt-profile-target {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
}

.adjustments-heading {
    margin: 28px 0 14px;
    font-size: 1.1rem;
}

.profile-header {
    margin-bottom: 24px;
}

.profile-header .eyebrow {
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.78rem;
    margin-bottom: 8px;
}

.profile-header h1 {
    margin: 0 0 10px;
    font-size: clamp(1.5rem, 4vw, 2rem);
}

.profile-header p {
    margin: 0;
    color: var(--muted);
    line-height: 1.55;
}

.meta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 16px;
}

.meta-chip {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 12px;
    border-radius: 999px;
    background: #0f172a;
    border: 1px solid var(--border);
    font-size: 0.88rem;
}

.settings-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 14px;
}

.setting-card {
    background: #0f172a;
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    display: grid;
    grid-template-columns: 44px 1fr;
    gap: 12px;
    align-items: start;
}

.setting-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: var(--panel-2);
    display: grid;
    place-items: center;
    font-size: 1.35rem;
}

.setting-card .category {
    font-size: 0.72rem;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--muted);
    margin-bottom: 4px;
}

.setting-card .label {
    font-weight: 600;
    margin-bottom: 6px;
}

.setting-card .value {
    color: var(--accent);
    font-size: 1.05rem;
    font-weight: 600;
    line-height: 1.35;
}

.setting-card .tip {
    grid-column: 1 / -1;
    margin-top: 4px;
    padding-top: 10px;
    border-top: 1px solid var(--border);
    color: var(--muted);
    font-size: 0.86rem;
    line-height: 1.45;
}

.coil-box {
    margin-top: 20px;
    padding: 16px 18px;
    border-radius: 14px;
    background: rgba(34, 197, 94, 0.08);
    border: 1px solid rgba(34, 197, 94, 0.35);
}

.coil-box strong { color: #86efac; }

.top-nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.top-nav-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
}

.top-nav-brand:hover { color: var(--accent); }

.brand-logo-sm {
    width: 48px;
    height: 48px;
    object-fit: contain;
    flex-shrink: 0;
}

.error-box {
    padding: 16px;
    border-radius: 12px;
    background: rgba(239, 68, 68, 0.12);
    border: 1px solid rgba(239, 68, 68, 0.4);
    color: #fecaca;
}

@media (max-width: 640px) {
    .shell { padding: 16px 14px 36px; }
    .card { padding: 18px; }
    .brand-logo { width: 72px; height: 72px; }
    .brand h1 { font-size: 1.2rem; }
    .top-nav-brand span { display: none; }
}