/* Hermes Dashboard — Dark theme, card layout
   Issue #400 */

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

:root {
    --bg: #0f0f1a;
    --bg-card: #1a1a2e;
    --bg-card-hover: #222240;
    --text: #e0e0e0;
    --text-muted: #8888aa;
    --accent: #4ecdc4;
    --green: #2ecc71;
    --amber: #f39c12;
    --red: #e74c3c;
    --border: #2a2a4a;
    --radius: 8px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
    background: var(--bg);
    color: var(--text);
    min-height: 100vh;
}

.hidden { display: none !important; }

/* Header */
header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--border);
    transition: background 0.3s ease;
}

header.status-healthy { background: linear-gradient(135deg, #1a2e1a 0%, #0f0f1a 100%); border-bottom-color: var(--green); }
header.status-degraded { background: linear-gradient(135deg, #2e2a1a 0%, #0f0f1a 100%); border-bottom-color: var(--amber); }
header.status-down { background: linear-gradient(135deg, #2e1a1a 0%, #0f0f1a 100%); border-bottom-color: var(--red); }

.header-content {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.header-left {
    display: flex;
    align-items: baseline;
    gap: 0.75rem;
}

.header-left h1 {
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    color: var(--accent);
}

.subtitle {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.8rem;
}

.status-badge {
    padding: 4px 12px;
    border-radius: 4px;
    font-weight: 700;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

.status-badge.healthy { background: var(--green); color: #0f0f1a; }
.status-badge.degraded { background: var(--amber); color: #0f0f1a; }
.status-badge.down { background: var(--red); color: #fff; }
.status-badge.loading { background: var(--border); color: var(--text-muted); }

.timestamp { color: var(--text-muted); }

.indicator {
    padding: 2px 8px;
    border-radius: 4px;
    font-weight: 600;
    font-size: 0.7rem;
    background: #ff6b35;
    color: #fff;
}

.indicator-cached { background: var(--accent); color: var(--bg); }

/* Error & issues banners */
#error-banner {
    background: var(--red);
    color: #fff;
    padding: 0.75rem 1.5rem;
    text-align: center;
    font-weight: 500;
    font-size: 0.85rem;
}

#issues-banner {
    background: rgba(243, 156, 18, 0.15);
    border-bottom: 1px solid var(--amber);
    padding: 0.5rem 1.5rem;
    font-size: 0.8rem;
}

#issues-banner ul {
    list-style: none;
    max-width: 1400px;
    margin: 0 auto;
}

#issues-banner li {
    padding: 0.25rem 0;
    color: var(--amber);
}

#issues-banner li::before {
    content: "\26A0\FE0F ";
}

/* Auth gate */
#auth-gate {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.85);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 100;
}

.auth-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem;
    max-width: 400px;
    width: 90%;
    text-align: center;
}

.auth-card h2 {
    color: var(--accent);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.auth-card p {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 0.85rem;
}

.auth-card input {
    width: 100%;
    padding: 0.6rem 0.8rem;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 4px;
    color: var(--text);
    font-size: 0.85rem;
    margin-bottom: 1rem;
}

.auth-card input:focus {
    outline: none;
    border-color: var(--accent);
}

.auth-card button {
    width: 100%;
    padding: 0.6rem;
    background: var(--accent);
    color: var(--bg);
    border: none;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    font-size: 0.85rem;
}

.auth-card button:hover { opacity: 0.9; }

/* Main content */
main {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 1.5rem 2rem;
}

.section-header {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-muted);
    margin: 1.5rem 0 0.75rem;
    padding-bottom: 0.25rem;
    border-bottom: 1px solid var(--border);
}

/* Grids */
.grid {
    display: grid;
    gap: 0.75rem;
}

.grid-protection { grid-template-columns: repeat(4, 1fr); }
.grid-alarms { grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); }
.grid-charts { grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); }

/* Cards */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem;
    transition: border-color 0.2s;
}

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

/* Protection indicator cards */
.card-indicator {
    text-align: center;
    padding: 1.25rem 1rem;
}

.indicator-icon {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    margin: 0 auto 0.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
}

.indicator-icon.ok { background: rgba(46, 204, 113, 0.2); border: 2px solid var(--green); }
.indicator-icon.warning { background: rgba(243, 156, 18, 0.2); border: 2px solid var(--amber); }
.indicator-icon.danger { background: rgba(231, 76, 60, 0.2); border: 2px solid var(--red); }

.indicator-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.25rem;
}

.indicator-value {
    font-size: 0.85rem;
    font-weight: 600;
}

/* Budget card */
.card-budget {
    padding: 1.25rem 1rem;
}

.budget-header {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 0.75rem;
}

.budget-bar-container {
    background: var(--bg);
    border-radius: 4px;
    height: 8px;
    overflow: hidden;
    margin-bottom: 0.5rem;
}

.budget-bar {
    height: 100%;
    border-radius: 4px;
    transition: width 0.5s ease, background 0.3s;
    width: 0;
}

.budget-values {
    display: flex;
    justify-content: space-between;
    font-size: 0.85rem;
}

.budget-forecast {
    font-size: 0.75rem;
    color: var(--text-muted);
    margin-top: 0.25rem;
}

/* Alarm cards */
.card-alarm {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem 1rem;
}

.alarm-dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    flex-shrink: 0;
}

.alarm-dot.ok { background: var(--green); }
.alarm-dot.alarm { background: var(--red); animation: pulse 1.5s infinite; }
.alarm-dot.unknown { background: var(--text-muted); }

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.4; }
}

.alarm-name {
    font-size: 0.8rem;
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.alarm-state {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

/* Chart cards */
.card-chart { padding: 1rem; }

.card-chart h3 {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.75rem;
}

.card-chart canvas {
    width: 100% !important;
    max-height: 220px;
}

/* Responsive */
@media (max-width: 900px) {
    .grid-protection { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
    .grid-protection { grid-template-columns: 1fr; }
    .grid-charts { grid-template-columns: 1fr; }
    .header-content { flex-direction: column; align-items: flex-start; }
    main { padding: 0.75rem; }
}