/* ============================================================
   GitHub Actions Validator — Styles
   Dark DevOps navy, green passing, red errors
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

:root {
    --primary: #22C55E;
    --primary-dim: #16A34A;
    --warn: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;
    --bg: #0B1221;
    --bg-elevated: #152033;
    --bg-surface: #1E2D45;
    --bg-card: #152033;
    --bg-hover: #2A3F5F;
    --text-primary: #E2E8F0;
    --text-secondary: #94A3B8;
    --text-muted: #64748B;
    --border: #2A3F5F;
    --radius: 10px;
    --radius-sm: 6px;
    --font: 'Inter', -apple-system, sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--text-primary);
    min-height: 100vh;
}

.app {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px 16px 80px;
}

.header {
    text-align: center;
    padding: 20px 0 14px;
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 800;
}

.header h1 span {
    color: var(--primary);
}

.header p {
    color: var(--text-secondary);
    font-size: .85rem;
    margin-top: 4px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-family: var(--font);
    font-size: .82rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 150ms;
}

.btn:hover {
    background: var(--bg-hover);
}

.btn-primary {
    background: var(--primary);
    border-color: var(--primary);
    color: #000;
}

.btn-sm {
    padding: 5px 10px;
    font-size: .78rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 14px;
    margin-bottom: 10px;
}

.card-title {
    font-weight: 700;
    font-size: .88rem;
    margin-bottom: 8px;
}

.editor textarea {
    width: 100%;
    min-height: 300px;
    padding: 12px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-family: var(--font-mono);
    font-size: .8rem;
    line-height: 1.6;
    resize: vertical;
    outline: none;
    tab-size: 2;
}

.editor textarea:focus {
    border-color: var(--primary);
}

.issue {
    display: flex;
    gap: 8px;
    align-items: flex-start;
    padding: 6px 10px;
    border-radius: var(--radius-sm);
    margin-bottom: 4px;
    font-size: .8rem;
}

.issue-error {
    background: rgba(239, 68, 68, .1);
    border-left: 3px solid var(--error);
}

.issue-warn {
    background: rgba(245, 158, 11, .1);
    border-left: 3px solid var(--warn);
}

.issue-info {
    background: rgba(59, 130, 246, .1);
    border-left: 3px solid var(--info);
}

.issue-pass {
    background: rgba(34, 197, 94, .1);
    border-left: 3px solid var(--primary);
}

.issue-icon {
    font-size: 1rem;
    flex-shrink: 0;
}

.issue-text {
    flex: 1;
}

.stats-row {
    display: flex;
    gap: 10px;
    margin-bottom: 10px;
}

.stat-chip {
    padding: 4px 12px;
    border-radius: 12px;
    font-size: .75rem;
    font-weight: 700;
}

.stat-error {
    background: rgba(239, 68, 68, .15);
    color: #F87171;
}

.stat-warn {
    background: rgba(245, 158, 11, .15);
    color: #FBBF24;
}

.stat-info {
    background: rgba(59, 130, 246, .15);
    color: #60A5FA;
}

.stat-pass {
    background: rgba(34, 197, 94, .15);
    color: #4ADE80;
}

.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 20px;
    font-size: .85rem;
    opacity: 0;
    pointer-events: none;
    transition: all 200ms;
    z-index: 200;
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}