/* ==========================================
   C2 Panel · Global Styles
   Dark Modern Theme
   ========================================== */

:root {
    --bg-primary: #0a0e1a;
    --bg-secondary: #10152a;
    --bg-card: #151b30;
    --bg-card-hover: #1a2140;
    --bg-input: #0f1424;
    --border: #1f2942;
    --border-light: #2a3555;

    --text-primary: #e8ecf5;
    --text-secondary: #8b96b0;
    --text-muted: #5a6580;

    --accent: #6366f1;
    --accent-hover: #7c7ff5;
    --accent-glow: rgba(99, 102, 241, 0.3);

    --success: #10b981;
    --success-bg: rgba(16, 185, 129, 0.12);
    --warning: #f59e0b;
    --warning-bg: rgba(245, 158, 11, 0.12);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.12);
    --info: #3b82f6;
    --info-bg: rgba(59, 130, 246, 0.12);

    --radius: 14px;
    --radius-sm: 8px;
    --radius-lg: 20px;

    --shadow: 0 4px 20px rgba(0, 0, 0, 0.35);
    --shadow-glow: 0 0 30px var(--accent-glow);
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.5;
    background-image:
        radial-gradient(circle at 15% 20%, rgba(99, 102, 241, 0.08), transparent 40%),
        radial-gradient(circle at 85% 80%, rgba(59, 130, 246, 0.06), transparent 40%);
    background-attachment: fixed;
}

code, .mono, pre {
    font-family: 'JetBrains Mono', 'Courier New', monospace;
}

/* ==========================================
   LAYOUT
   ========================================== */

.main {
    padding: 32px 40px;
    max-width: 1500px;
    margin: 0 auto;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border);
}

.topbar h1 {
    font-size: 26px;
    font-weight: 700;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.topbar .brand-icon {
    width: 36px;
    height: 36px;
    background: linear-gradient(135deg, var(--accent), var(--info));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: 0 0 20px var(--accent-glow);
}

.topbar-nav {
    display: flex;
    gap: 8px;
    align-items: center;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 8px;
}

.nav-link:hover {
    color: var(--text-primary);
    background: var(--bg-card);
}

.nav-link.active {
    color: var(--text-primary);
    background: var(--bg-card);
    box-shadow: inset 0 0 0 1px var(--border-light);
}

.btn-logout {
    background: var(--danger-bg);
    color: var(--danger);
    padding: 9px 16px;
    border-radius: var(--radius-sm);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    gap: 6px;
}

.btn-logout:hover {
    background: var(--danger);
    color: white;
}

/* ==========================================
   STAT CARDS
   ========================================== */

.stat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.stat-card {
    background: var(--bg-card);
    padding: 20px 22px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    position: relative;
    overflow: hidden;
    transition: all 0.25s;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 3px;
    height: 100%;
    background: var(--accent);
}

.stat-card.online::before { background: var(--success); }
.stat-card.offline::before { background: var(--danger); }
.stat-card.warning::before { background: var(--warning); }
.stat-card.info::before { background: var(--info); }

.stat-card:hover {
    transform: translateY(-2px);
    border-color: var(--border-light);
    box-shadow: var(--shadow);
}

.stat-card .num {
    font-size: 30px;
    font-weight: 700;
    letter-spacing: -1px;
    line-height: 1.1;
}

.stat-card .num.total { color: var(--accent); }
.stat-card .num.online { color: var(--success); }
.stat-card .num.offline { color: var(--danger); }
.stat-card .num.pending { color: var(--warning); }
.stat-card .num.running { color: var(--info); }
.stat-card .num.done { color: var(--success); }

.stat-card .label {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

/* ==========================================
   TABLE
   ========================================== */

.table-wrap {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

th {
    text-align: left;
    padding: 14px 18px;
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    border-bottom: 1px solid var(--border);
    background: var(--bg-secondary);
}

td {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    vertical-align: top;
}

tr:last-child td { border-bottom: none; }

tbody tr {
    transition: background 0.15s;
}

tbody tr:hover td {
    background: var(--bg-card-hover);
}

/* ==========================================
   BADGES
   ========================================== */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 12px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-online {
    background: var(--success-bg);
    color: var(--success);
}

.badge-offline {
    background: var(--danger-bg);
    color: var(--danger);
}

.badge-pending {
    background: var(--warning-bg);
    color: var(--warning);
}

.badge-running {
    background: var(--info-bg);
    color: var(--info);
}

.badge-done {
    background: var(--success-bg);
    color: var(--success);
}

.pulse-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: currentColor;
    position: relative;
    flex-shrink: 0;
}

.pulse-dot::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 50%;
    background: currentColor;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.7; }
    100% { transform: scale(2.5); opacity: 0; }
}

/* ==========================================
   SEARCH & FILTERS
   ========================================== */

.toolbar {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    flex-wrap: wrap;
    align-items: center;
}

.search-box {
    flex: 1;
    min-width: 200px;
    position: relative;
}

.search-box input {
    width: 100%;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 11px 16px 11px 42px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.2s;
}

.search-box input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.search-box::before {
    content: '🔍';
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 14px;
    opacity: 0.6;
}

.filter-group {
    display: flex;
    gap: 6px;
    background: var(--bg-card);
    padding: 4px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--border);
}

.filter-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 8px 16px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    font-family: inherit;
    transition: all 0.2s;
}

.filter-btn:hover {
    color: var(--text-primary);
}

.filter-btn.active {
    background: var(--accent);
    color: white;
    box-shadow: 0 0 15px var(--accent-glow);
}

/* ==========================================
   BUTTONS
   ========================================== */

.btn {
    background: var(--accent);
    border: none;
    color: white;
    padding: 11px 22px;
    border-radius: var(--radius-sm);
    font-weight: 600;
    font-size: 14px;
    font-family: inherit;
    cursor: pointer;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn:hover {
    background: var(--accent-hover);
    box-shadow: 0 0 20px var(--accent-glow);
    transform: translateY(-1px);
}

.btn:active { transform: translateY(0); }

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn-danger {
    background: var(--danger);
    color: white;
}

.btn-danger:hover {
    background: #dc2626;
    box-shadow: 0 0 20px rgba(239, 68, 68, 0.4);
}

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

.btn-ghost:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
    box-shadow: none;
}

.btn-sm {
    padding: 7px 14px;
    font-size: 13px;
}

/* ==========================================
   INFO CARD
   ========================================== */

.info-card {
    background: var(--bg-card);
    padding: 24px;
    border-radius: var(--radius);
    border: 1px solid var(--border);
    margin-bottom: 20px;
}

.info-card h2 {
    font-size: 22px;
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}

.info-card h3 {
    font-size: 16px;
    margin-bottom: 14px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 18px;
}

.info-item .label {
    font-size: 11px;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.5px;
    margin-bottom: 4px;
}

.info-item .value {
    font-size: 15px;
    font-weight: 500;
    color: var(--text-primary);
    word-break: break-all;
}

.info-item .value.mono {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
}

.copy-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 4px;
    transition: all 0.15s;
    margin-left: 6px;
}

.copy-btn:hover {
    color: var(--accent);
    background: var(--bg-secondary);
}

/* ==========================================
   COMMAND BOX
   ========================================== */

.command-box {
    display: flex;
    gap: 12px;
    margin-top: 8px;
}

.command-box input {
    flex: 1;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 13px 16px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: 'JetBrains Mono', monospace;
    transition: all 0.2s;
}

.command-box input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.command-box input::placeholder {
    color: var(--text-muted);
    font-family: 'Inter', sans-serif;
}

/* ==========================================
   RESULT BOX
   ========================================== */

.result-box {
    background: var(--bg-input);
    padding: 10px 12px;
    border-radius: var(--radius-sm);
    font-family: 'JetBrains Mono', monospace;
    font-size: 12.5px;
    max-height: 180px;
    overflow-y: auto;
    white-space: pre-wrap;
    word-break: break-all;
    border: 1px solid var(--border);
    color: var(--text-secondary);
    line-height: 1.5;
}

.result-box::-webkit-scrollbar {
    width: 6px;
}

.result-box::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 3px;
}

/* ==========================================
   TOAST NOTIFICATIONS
   ========================================== */

.toast-container {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    pointer-events: none;
}

.toast {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-sm);
    padding: 14px 18px;
    min-width: 280px;
    max-width: 400px;
    box-shadow: var(--shadow);
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    animation: slideIn 0.3s ease;
    pointer-events: auto;
    backdrop-filter: blur(10px);
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.warning { border-left: 3px solid var(--warning); }
.toast.info { border-left: 3px solid var(--info); }

.toast .icon { font-size: 18px; flex-shrink: 0; }

.toast.fade-out {
    animation: slideOut 0.3s ease forwards;
}

@keyframes slideIn {
    from { transform: translateX(400px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideOut {
    to { transform: translateX(400px); opacity: 0; }
}

/* ==========================================
   MODAL
   ========================================== */

.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    opacity: 0;
    visibility: hidden;
    transition: all 0.25s;
    padding: 20px;
}

.modal-overlay.show {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: var(--radius-lg);
    padding: 32px;
    max-width: 440px;
    width: 100%;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    transform: scale(0.9);
    transition: transform 0.25s;
}

.modal-overlay.show .modal {
    transform: scale(1);
}

.modal h3 {
    font-size: 20px;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.modal p {
    color: var(--text-secondary);
    font-size: 14px;
    margin-bottom: 24px;
    line-height: 1.6;
}

.modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
}

/* ==========================================
   RELATIVE TIME
   ========================================== */

.rel-time {
    color: var(--text-secondary);
    font-size: 13px;
}

.rel-time.fresh { color: var(--success); }
.rel-time.stale { color: var(--warning); }
.rel-time.old { color: var(--text-muted); }

/* ==========================================
   TASK COUNT CHIPS
   ========================================== */

.task-chips {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.chip {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 3px 9px;
    border-radius: 12px;
    font-size: 11.5px;
    font-weight: 600;
}

.chip-pending {
    background: var(--warning-bg);
    color: var(--warning);
}

.chip-running {
    background: var(--info-bg);
    color: var(--info);
}

.chip-done {
    background: var(--success-bg);
    color: var(--success);
}

.chip-empty {
    color: var(--text-muted);
    font-size: 12px;
}

/* ==========================================
   CHART CARDS
   ========================================== */

.chart-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 20px;
    margin-bottom: 24px;
}

@media (max-width: 900px) {
    .chart-grid { grid-template-columns: 1fr; }
    .main { padding: 20px; }
    .topbar { flex-direction: column; align-items: flex-start; gap: 16px; }
}

.chart-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
}

.chart-card h3 {
    font-size: 15px;
    margin-bottom: 18px;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 8px;
}

.chart-card canvas {
    max-height: 280px;
}

/* ==========================================
   EMPTY STATE
   ========================================== */

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-muted);
}

.empty-state .icon {
    font-size: 48px;
    margin-bottom: 12px;
    opacity: 0.5;
}

.empty-state .text {
    font-size: 14px;
}

/* ==========================================
   SCROLLBAR
   ========================================== */

::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* ==========================================
   LOADING SKELETON
   ========================================== */

@keyframes shimmer {
    0% { background-position: -1000px 0; }
    100% { background-position: 1000px 0; }
}

.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 0%, var(--bg-card-hover) 50%, var(--bg-card) 100%);
    background-size: 1000px 100%;
    animation: shimmer 2s infinite;
    border-radius: 6px;
    height: 16px;
}

/* ==========================================
   AUTOFILL FIX (Chrome/Safari/Edge)
   ========================================== */

input:-webkit-autofill,
input:-webkit-autofill:hover,
input:-webkit-autofill:focus,
input:-webkit-autofill:active,
textarea:-webkit-autofill,
select:-webkit-autofill {
    -webkit-text-fill-color: var(--text-primary) !important;
    -webkit-box-shadow: 0 0 0 1000px var(--bg-input) inset !important;
    box-shadow: 0 0 0 1000px var(--bg-input) inset !important;
    transition: background-color 5000s ease-in-out 0s;
    caret-color: var(--text-primary);
    border-color: var(--border) !important;
}

input:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000px var(--bg-input) inset,
                        0 0 0 3px var(--accent-glow) !important;
    box-shadow: 0 0 0 1000px var(--bg-input) inset,
                0 0 0 3px var(--accent-glow) !important;
    border-color: var(--accent) !important;
}