:root {
    --color-primary: #1E293B;
    --color-secondary: #334155;
    --color-accent: #22C55E;
    --color-on-accent: #0F172A;
    --color-background: #0F172A;
    --color-foreground: #F8FAFC;
    --color-card: #1B2336;
    --color-card-foreground: #F8FAFC;
    --color-muted: #272F42;
    --color-muted-foreground: #94A3B8;
    --color-border: #475569;
    --color-destructive: #EF4444;
    --color-ring: #FFFFFF;

    --font-sans: "Fira Sans", system-ui, sans-serif;
    --font-mono: "Fira Code", ui-monospace, monospace;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;

    --radius: 8px;
    --radius-sm: 6px;
    --radius-pill: 999px;
}

* { box-sizing: border-box; }

body {
    font-family: var(--font-sans);
    margin: 0;
    color: var(--color-foreground);
    background: var(--color-background);
    line-height: 1.5;
    font-size: 16px;
}

a { color: inherit; }

h1, h2 { font-weight: 600; letter-spacing: -0.01em; }
h1 { font-size: 1.5rem; margin: 0 0 var(--space-4); }
h2 { font-size: 1.1rem; margin: var(--space-6) 0 var(--space-3); }

/* ---- Layout ---- */

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-5);
    padding: var(--space-3) var(--space-5);
    background: var(--color-primary);
    border-bottom: 1px solid var(--color-border);
    flex-wrap: wrap;
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-weight: 600;
    font-size: 1.05rem;
    text-decoration: none;
    color: var(--color-foreground);
}

.topbar nav { display: flex; gap: var(--space-4); }
.topbar nav a {
    text-decoration: none;
    color: var(--color-muted-foreground);
    font-size: 0.9rem;
    padding: var(--space-2) 0;
    border-bottom: 2px solid transparent;
}
.topbar nav a:hover,
.topbar nav a:focus-visible { color: var(--color-foreground); }

main {
    max-width: 1080px;
    margin: 0 auto;
    padding: var(--space-6) var(--space-5) var(--space-6);
}

/* ---- Focus & interaction ---- */

a, button, input, textarea {
    font: inherit;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--color-ring);
    outline-offset: 2px;
}

button { cursor: pointer; }

@media (prefers-reduced-motion: no-preference) {
    a, button, .badge, .score-fill { transition: background-color 150ms ease, border-color 150ms ease, opacity 150ms ease; }
}

/* ---- Cards ---- */

.card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: var(--space-5);
    margin-bottom: var(--space-5);
}

.stat-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: var(--space-3);
    margin-bottom: var(--space-5);
}

.stat {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: var(--space-4);
}

.stat .stat-value {
    font-family: var(--font-mono);
    font-size: 1.6rem;
    font-weight: 600;
    display: block;
}

.stat .stat-label {
    color: var(--color-muted-foreground);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

/* ---- Tables ---- */

.table-wrap { overflow-x: auto; margin-bottom: var(--space-5); }

table {
    width: 100%;
    min-width: 560px;
    border-collapse: collapse;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
}

th, td {
    text-align: left;
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
}

th {
    background: var(--color-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-muted-foreground);
    font-weight: 600;
}

tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: rgba(255, 255, 255, 0.03); }

td.rationale { color: var(--color-muted-foreground); font-size: 0.9rem; max-width: 32ch; }
td.score { font-family: var(--font-mono); }

.table-empty { color: var(--color-muted-foreground); text-align: center; padding: var(--space-5); }

/* ---- Score ---- */

.score-cell { display: flex; align-items: center; gap: var(--space-2); }
.score-bar {
    width: 56px;
    height: 6px;
    border-radius: var(--radius-pill);
    background: var(--color-muted);
    overflow: hidden;
    flex-shrink: 0;
}
.score-fill { height: 100%; background: var(--color-accent); }
.score-fill.low { background: var(--color-destructive); }

/* ---- Badges ---- */

.badge {
    display: inline-block;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-pill);
    font-size: 0.78rem;
    font-weight: 500;
    white-space: nowrap;
}
.badge-open { background: rgba(34, 197, 94, 0.15); color: var(--color-accent); }
.badge-closed { background: var(--color-muted); color: var(--color-muted-foreground); }
.badge-yes { background: rgba(34, 197, 94, 0.15); color: var(--color-accent); }
.badge-no { background: var(--color-muted); color: var(--color-muted-foreground); }

/* ---- Forms ---- */

.field { display: flex; flex-direction: column; gap: var(--space-1); margin-bottom: var(--space-4); }
.field label { font-size: 0.85rem; color: var(--color-muted-foreground); }

input, textarea {
    padding: var(--space-3);
    background: var(--color-background);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-foreground);
    width: 100%;
}
input::placeholder, textarea::placeholder { color: var(--color-muted-foreground); }
textarea { resize: vertical; min-height: 8rem; }

form.stacked { max-width: 560px; }

/* ---- Buttons ---- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 44px;
    padding: 0 var(--space-5);
    border-radius: var(--radius-sm);
    border: 1px solid transparent;
    font-weight: 500;
    font-size: 0.95rem;
    text-decoration: none;
}

.btn-primary { background: var(--color-accent); color: var(--color-on-accent); }
.btn-primary:hover { background: #1ea855; }

.btn-secondary { background: transparent; color: var(--color-foreground); border-color: var(--color-border); }
.btn-secondary:hover { background: var(--color-muted); }

.actions { display: flex; flex-wrap: wrap; gap: var(--space-3); align-items: center; margin: var(--space-4) 0; }

/* ---- Status ---- */

.status {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--color-muted-foreground);
    font-size: 0.9rem;
}
.status-error { color: var(--color-destructive); }

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-accent);
    flex-shrink: 0;
}
.status-running .status-dot {
    animation: pulse 1.2s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) {
    .status-running .status-dot { animation: none; }
}
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.35; }
}

.jd-text {
    white-space: pre-wrap;
    color: var(--color-muted-foreground);
    font-size: 0.95rem;
    margin: 0;
}

/* ---- Responsive ---- */

@media (max-width: 640px) {
    .topbar { padding: var(--space-3) var(--space-4); }
    main { padding: var(--space-4); }
    .card { padding: var(--space-4); }
    .actions { flex-direction: column; align-items: stretch; }
    .btn { width: 100%; }
}