/* ── Backup Monitor – Dark Theme UI ─────────────────────────── */

:root {
    --bg: #0f1117;
    --bg-card: #1a1d27;
    --bg-card-hover: #22263a;
    --bg-drawer: #161922;
    --border: #2a2e3d;
    --text: #e4e6f0;
    --text-dim: #8b8fa3;
    --text-muted: #5c6078;
    --accent: #6c5ce7;
    --accent-glow: rgba(108, 92, 231, 0.3);
    --ok: #00d68f;
    --ok-bg: rgba(0, 214, 143, 0.1);
    --ok-glow: rgba(0, 214, 143, 0.25);
    --warn: #ffaa00;
    --warn-bg: rgba(255, 170, 0, 0.1);
    --warn-glow: rgba(255, 170, 0, 0.25);
    --error: #ff3d71;
    --error-bg: rgba(255, 61, 113, 0.1);
    --error-glow: rgba(255, 61, 113, 0.25);
    --disabled: #4a4e69;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 24px rgba(0,0,0,0.3);
    --transition: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

/* ── Header ────────────────────────────────────────────────── */

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 24px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    position: sticky;
    top: 0;
    z-index: 100;
    backdrop-filter: blur(12px);
}

.header-left { display: flex; align-items: center; gap: 12px; }
.logo { font-size: 28px; }
h1 { font-size: 20px; font-weight: 700; letter-spacing: -0.5px; }
.subtitle { color: var(--text-dim); font-size: 13px; }

.header-right { display: flex; align-items: center; gap: 12px; }
.meta-text { color: var(--text-muted); font-size: 12px; }

.pulse-dot {
    width: 10px; height: 10px;
    border-radius: 50%;
    background: var(--ok);
    box-shadow: 0 0 8px var(--ok-glow);
    animation: pulse 2s infinite;
}
.pulse-dot.warn { background: var(--warn); box-shadow: 0 0 8px var(--warn-glow); }
.pulse-dot.error { background: var(--error); box-shadow: 0 0 8px var(--error-glow); }

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.85); }
}

/* ── Buttons ───────────────────────────────────────────────── */

.btn {
    padding: 8px 16px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    color: var(--text);
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    transition: all var(--transition);
}
.btn:hover { background: var(--bg-card-hover); border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: #7c6cf0; box-shadow: 0 0 20px var(--accent-glow); }
.btn-icon { padding: 8px 10px; font-size: 16px; line-height: 1; }
.btn-danger { color: var(--error); }
.btn-danger:hover { background: var(--error-bg); border-color: var(--error); }
.btn-sm { padding: 4px 10px; font-size: 12px; }

/* ── Summary Grid ──────────────────────────────────────────── */

.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    padding: 24px;
}

.summary-card {
    text-align: center;
    padding: 20px 16px;
    position: relative;
    overflow: hidden;
}
.summary-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 3px;
    background: var(--border);
    border-radius: var(--radius) var(--radius) 0 0;
}
.card-ok::before { background: var(--ok); box-shadow: 0 0 12px var(--ok-glow); }
.card-warn::before { background: var(--warn); box-shadow: 0 0 12px var(--warn-glow); }
.card-error::before { background: var(--error); box-shadow: 0 0 12px var(--error-glow); }

.card-value { font-size: 32px; font-weight: 800; letter-spacing: -1px; }
.card-ok .card-value { color: var(--ok); }
.card-warn .card-value { color: var(--warn); }
.card-error .card-value { color: var(--error); }
.card-label { color: var(--text-dim); font-size: 12px; margin-top: 4px; text-transform: uppercase; letter-spacing: 1px; }

/* ── Cards ─────────────────────────────────────────────────── */

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all var(--transition);
}
.card:hover { border-color: var(--accent); box-shadow: var(--shadow); }

/* ── Host Grid ─────────────────────────────────────────────── */

.host-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 16px;
    padding: 0 24px 24px;
}

.host-card {
    cursor: pointer;
    padding: 20px;
    position: relative;
    overflow: hidden;
}
.host-card::after {
    content: '';
    position: absolute;
    top: 0; bottom: 0; left: 0;
    width: 4px;
    border-radius: var(--radius) 0 0 var(--radius);
}
.host-card[data-status="ok"]::after { background: var(--ok); box-shadow: 0 0 8px var(--ok-glow); }
.host-card[data-status="stale"]::after { background: var(--warn); box-shadow: 0 0 8px var(--warn-glow); }
.host-card[data-status="error"]::after { background: var(--error); box-shadow: 0 0 8px var(--error-glow); }
.host-card[data-status="disabled"]::after { background: var(--disabled); }
.host-card[data-status="disabled"] { opacity: 0.5; }

.host-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.host-name { font-size: 16px; font-weight: 700; letter-spacing: -0.3px; }
.host-badge {
    padding: 3px 10px;
    border-radius: 20px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}
.badge-ok { background: var(--ok-bg); color: var(--ok); }
.badge-stale { background: var(--warn-bg); color: var(--warn); }
.badge-error { background: var(--error-bg); color: var(--error); }
.badge-disabled { background: rgba(74,78,105,0.2); color: var(--disabled); }

.host-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.meta-item { display: flex; flex-direction: column; }
.meta-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.meta-value { font-size: 14px; font-weight: 600; margin-top: 2px; }

.host-minibar {
    display: flex;
    gap: 2px;
    margin-top: 14px;
    height: 24px;
    align-items: flex-end;
}
.minibar-day {
    flex: 1;
    border-radius: 2px;
    min-height: 3px;
    transition: all var(--transition);
    position: relative;
}
.minibar-day:hover { opacity: 0.8; transform: scaleY(1.15); }
.minibar-day.ok { background: var(--ok); }
.minibar-day.error { background: var(--error); }
.minibar-day.empty { background: var(--border); min-height: 3px; }

/* ── Drawer ────────────────────────────────────────────────── */

.drawer-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    z-index: 200;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}
.drawer-overlay.open { opacity: 1; pointer-events: all; }

.drawer {
    position: fixed;
    top: 0; right: -520px; bottom: 0;
    width: 500px;
    max-width: 90vw;
    background: var(--bg-drawer);
    border-left: 1px solid var(--border);
    z-index: 201;
    transition: right 0.35s cubic-bezier(0.4, 0, 0.2, 1);
    display: flex;
    flex-direction: column;
    box-shadow: -8px 0 40px rgba(0,0,0,0.4);
}
.drawer.open { right: 0; }

.drawer-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}
.drawer-header h2 { font-size: 18px; font-weight: 700; }

.drawer-body {
    flex: 1;
    overflow-y: auto;
    padding: 24px;
}

/* ── Drawer: Calendar Heatmap ──────────────────────────────── */

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 4px;
    margin: 16px 0;
}
.cal-day {
    aspect-ratio: 1;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 10px;
    color: var(--text-muted);
    cursor: default;
    transition: all var(--transition);
    position: relative;
}
.cal-day:hover { transform: scale(1.15); z-index: 1; }
.cal-day.empty { background: var(--bg-card); }
.cal-day.ok { background: var(--ok); color: #fff; font-weight: 700; }
.cal-day.error { background: var(--error); color: #fff; font-weight: 700; }
.cal-day.future { background: transparent; border: 1px dashed var(--border); }

.cal-day .tooltip {
    display: none;
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    font-size: 11px;
    white-space: nowrap;
    z-index: 10;
    box-shadow: var(--shadow);
    color: var(--text);
}
.cal-day:hover .tooltip { display: block; }

/* ── Drawer: History Table ─────────────────────────────────── */

.history-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
    margin-top: 16px;
}
.history-table th {
    text-align: left;
    padding: 8px 12px;
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border);
}
.history-table td {
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
}
.history-table tr:hover td { background: var(--bg-card-hover); }

/* ── Drawer: Stats Row ─────────────────────────────────────── */

.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
    margin: 16px 0;
}
.stat-box {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px;
    text-align: center;
}
.stat-value { font-size: 22px; font-weight: 800; color: var(--accent); }
.stat-label { font-size: 11px; color: var(--text-muted); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.5px; }

/* ── Drawer: Size Chart ────────────────────────────────────── */

.size-chart {
    display: flex;
    align-items: flex-end;
    gap: 3px;
    height: 80px;
    margin: 16px 0;
    padding: 0 2px;
}
.size-bar {
    flex: 1;
    background: var(--accent);
    border-radius: 3px 3px 0 0;
    min-height: 2px;
    transition: all var(--transition);
    position: relative;
    opacity: 0.7;
}
.size-bar:hover { opacity: 1; }
.size-bar .tooltip {
    display: none;
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%);
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 6px 10px;
    font-size: 11px;
    white-space: nowrap;
    z-index: 10;
    box-shadow: var(--shadow);
    color: var(--text);
}
.size-bar:hover .tooltip { display: block; }

/* ── Modal ─────────────────────────────────────────────────── */

.modal-overlay {
    position: fixed; inset: 0;
    background: rgba(0,0,0,0.6);
    backdrop-filter: blur(4px);
    z-index: 300;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
    position: fixed;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%) scale(0.95);
    background: var(--bg-drawer);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 0;
    width: 440px;
    max-width: 90vw;
    z-index: 301;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.modal.open { opacity: 1; pointer-events: all; transform: translate(-50%, -50%) scale(1); }

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
}
.modal-header h2 { font-size: 16px; font-weight: 700; }

.modal form { padding: 24px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 12px; color: var(--text-dim); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.5px; }
.form-group input[type="text"],
.form-group input[type="url"] {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: 14px;
    transition: border-color var(--transition);
}
.form-group input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.checkbox-label { display: flex !important; align-items: center; gap: 8px; cursor: pointer; font-size: 14px !important; text-transform: none !important; letter-spacing: 0 !important; color: var(--text) !important; }
.form-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 24px; }

/* ── Toast ─────────────────────────────────────────────────── */

.toast-container { position: fixed; bottom: 24px; right: 24px; z-index: 400; display: flex; flex-direction: column; gap: 8px; }
.toast {
    padding: 12px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    font-size: 13px;
    box-shadow: var(--shadow);
    animation: slideIn 0.3s ease-out;
    display: flex;
    align-items: center;
    gap: 8px;
}
.toast.success { border-left: 3px solid var(--ok); }
.toast.error { border-left: 3px solid var(--error); }

@keyframes slideIn {
    from { transform: translateX(100px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ── Section Headers ───────────────────────────────────────── */

.section-header {
    font-size: 13px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin: 20px 0 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border);
}

/* ── Drawer Actions ────────────────────────────────────────── */

.drawer-actions {
    display: flex;
    gap: 8px;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

/* ── Responsive ────────────────────────────────────────────── */

@media (max-width: 768px) {
    header { flex-direction: column; gap: 12px; }
    .summary-grid { grid-template-columns: repeat(3, 1fr); padding: 16px; }
    .host-grid { grid-template-columns: 1fr; padding: 0 16px 16px; }
    .drawer { width: 100%; max-width: 100vw; }
    .stats-row { grid-template-columns: 1fr; }
}