/* =============================================
   HEIMDALL - Analytics Dashboard
   Theme: Dark Void (Default)
   ============================================= */

:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #111119;
    --bg-card: #16161f;
    --bg-card-hover: #1c1c28;
    --bg-input: #1a1a25;
    --border-color: #2a2a3a;
    --border-glow: rgba(100, 180, 255, 0.15);
    --text-primary: #e8e8f0;
    --text-secondary: #8888a0;
    --text-muted: #555570;
    --accent-primary: #4d9fff;
    --accent-primary-glow: rgba(77, 159, 255, 0.3);
    --accent-secondary: #7c5cff;
    --accent-success: #22d68a;
    --accent-warning: #ffb84d;
    --accent-danger: #ff4d6a;
    --chart-1: #4d9fff;
    --chart-2: #7c5cff;
    --chart-3: #22d68a;
    --chart-4: #ffb84d;
    --chart-5: #ff4d6a;
    --chart-6: #ff7eb3;
    --sidebar-width: 240px;
    --top-bar-height: 64px;
    --font-display: 'Orbitron', monospace;
    --font-body: 'Rajdhani', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
    --card-shadow: 0 2px 12px rgba(0, 0, 0, 0.4);
    --glow-sm: 0 0 8px var(--accent-primary-glow);
    --glow-md: 0 0 20px var(--accent-primary-glow);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 14px; }
body { font-family: var(--font-body); font-weight: 400; background: var(--bg-primary); color: var(--text-primary); line-height: 1.5; overflow-x: hidden; -webkit-font-smoothing: antialiased; }
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-color); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Login */
.login-screen { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; background: var(--bg-primary); z-index: 1000; }
.login-container { text-align: center; animation: fadeInUp 0.8s ease; }
.heimdall-eye { position: relative; width: 120px; height: 120px; margin: 0 auto 24px; }
.eye-outer { position: absolute; inset: 0; border: 2px solid var(--accent-primary); border-radius: 50%; animation: eyePulse 3s ease-in-out infinite; }
.eye-inner { position: absolute; inset: 20px; border: 1px solid rgba(77, 159, 255, 0.4); border-radius: 50%; animation: eyePulse 3s ease-in-out infinite 0.5s; }
.eye-pupil { position: absolute; top: 50%; left: 50%; width: 24px; height: 24px; transform: translate(-50%, -50%); background: var(--accent-primary); border-radius: 50%; box-shadow: var(--glow-md), 0 0 40px var(--accent-primary-glow); }
@keyframes eyePulse { 0%, 100% { transform: scale(1); opacity: 1; } 50% { transform: scale(1.05); opacity: 0.7; } }
.login-title { font-family: var(--font-display); font-size: 2.4rem; font-weight: 700; letter-spacing: 0.3em; color: var(--text-primary); margin-bottom: 8px; }
.login-subtitle { font-family: var(--font-body); font-size: 1rem; color: var(--text-secondary); letter-spacing: 0.15em; text-transform: uppercase; margin-bottom: 48px; }
.btn-axivrs-login { display: inline-flex; align-items: center; gap: 12px; padding: 14px 36px; background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary)); color: white; border: none; border-radius: 8px; font-family: var(--font-body); font-size: 1.1rem; font-weight: 600; cursor: pointer; transition: all 0.3s ease; letter-spacing: 0.05em; }
.btn-axivrs-login:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(77, 159, 255, 0.3); }
.login-footer { margin-top: 32px; color: var(--text-muted); font-size: 0.85rem; }
.auth-overlay { position: fixed; inset: 0; display: flex; align-items: center; justify-content: center; background: rgba(10, 10, 15, 0.95); z-index: 2000; }
.auth-loader p { color: var(--text-secondary); font-size: 1.1rem; text-align: center; margin-top: 24px; }
.bifrost-beam { width: 4px; height: 100px; margin: 0 auto; background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary), var(--accent-success)); border-radius: 2px; animation: bifrostPulse 1.5s ease-in-out infinite; }
@keyframes bifrostPulse { 0%, 100% { opacity: 0.5; transform: scaleY(0.8); } 50% { opacity: 1; transform: scaleY(1.2); } }

/* Dashboard Layout */
.dashboard { display: flex; min-height: 100vh; }
.sidebar { position: fixed; top: 0; left: 0; width: var(--sidebar-width); height: 100vh; background: var(--bg-secondary); border-right: 1px solid var(--border-color); display: flex; flex-direction: column; z-index: 100; transition: transform 0.3s ease; }
.sidebar-header { display: flex; align-items: center; gap: 12px; padding: 20px; border-bottom: 1px solid var(--border-color); }
.logo-mark { width: 32px; height: 32px; position: relative; }
.mini-eye { width: 100%; height: 100%; border: 2px solid var(--accent-primary); border-radius: 50%; position: relative; }
.mini-eye::after { content: ''; position: absolute; top: 50%; left: 50%; width: 8px; height: 8px; transform: translate(-50%, -50%); background: var(--accent-primary); border-radius: 50%; box-shadow: var(--glow-sm); }
.logo-text { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; letter-spacing: 0.15em; color: var(--text-primary); }
.sidebar-nav { flex: 1; padding: 12px 0; overflow-y: auto; }
.nav-item { display: flex; align-items: center; gap: 12px; padding: 12px 20px; color: var(--text-secondary); text-decoration: none; font-size: 1rem; font-weight: 500; transition: all 0.2s ease; position: relative; }
.nav-item:hover { color: var(--text-primary); background: rgba(77, 159, 255, 0.05); }
.nav-item.active { color: var(--accent-primary); background: rgba(77, 159, 255, 0.08); }
.nav-item.active::before { content: ''; position: absolute; left: 0; top: 4px; bottom: 4px; width: 3px; background: var(--accent-primary); border-radius: 0 2px 2px 0; }
.nav-item i { width: 20px; text-align: center; font-size: 0.95rem; }
.realtime-badge { margin-left: auto; background: var(--accent-success); color: #000; padding: 1px 8px; border-radius: 10px; font-size: 0.75rem; font-weight: 700; font-family: var(--font-mono); }
.sidebar-footer { padding: 16px 20px; border-top: 1px solid var(--border-color); }
.site-dropdown { width: 100%; padding: 8px 12px; background: var(--bg-input); color: var(--text-primary); border: 1px solid var(--border-color); border-radius: 6px; font-family: var(--font-body); font-size: 0.9rem; cursor: pointer; margin-bottom: 12px; }
.site-dropdown:focus { border-color: var(--accent-primary); outline: none; }
.sidebar-actions { display: flex; gap: 8px; }
.btn-icon { flex: 1; padding: 8px; background: var(--bg-input); border: 1px solid var(--border-color); border-radius: 6px; color: var(--text-secondary); cursor: pointer; transition: all 0.2s ease; font-size: 0.9rem; }
.btn-icon:hover { color: var(--text-primary); border-color: var(--accent-primary); background: rgba(77, 159, 255, 0.08); }

/* Main Content */
.main-content { flex: 1; margin-left: var(--sidebar-width); min-height: 100vh; display: flex; flex-direction: column; }
.top-bar { position: sticky; top: 0; height: var(--top-bar-height); display: flex; align-items: center; justify-content: space-between; padding: 0 24px; background: rgba(10, 10, 15, 0.85); backdrop-filter: blur(12px); border-bottom: 1px solid var(--border-color); z-index: 50; }
.top-bar-left { display: flex; align-items: center; gap: 16px; }
.btn-mobile-menu { display: none; background: none; border: none; color: var(--text-secondary); font-size: 1.2rem; cursor: pointer; }
.page-title { font-family: var(--font-display); font-size: 1rem; font-weight: 600; letter-spacing: 0.1em; color: var(--text-primary); }
.top-bar-right { display: flex; align-items: center; gap: 20px; }
.date-range-picker { display: flex; gap: 4px; background: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: 8px; padding: 3px; }
.date-btn { padding: 6px 14px; background: transparent; border: none; color: var(--text-secondary); font-family: var(--font-body); font-size: 0.85rem; font-weight: 500; cursor: pointer; border-radius: 6px; transition: all 0.2s ease; }
.date-btn:hover { color: var(--text-primary); }
.date-btn.active { background: var(--accent-primary); color: white; }
.user-info { display: flex; align-items: center; gap: 8px; }
.user-name { font-size: 0.9rem; color: var(--text-secondary); }
.user-avatar { width: 32px; height: 32px; border-radius: 50%; background: var(--bg-input); border: 1px solid var(--border-color); background-size: cover; background-position: center; }

/* Views */
.view { display: none; padding: 24px; flex: 1; animation: fadeIn 0.3s ease; }
.view.active { display: block; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }

/* KPI Cards */
.kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 16px; margin-bottom: 24px; }
.kpi-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; padding: 20px; position: relative; overflow: hidden; transition: all 0.3s ease; }
.kpi-card:hover { border-color: var(--border-glow); background: var(--bg-card-hover); transform: translateY(-2px); box-shadow: var(--card-shadow); }
.kpi-card-live { border-color: rgba(34, 214, 138, 0.3); }
.kpi-card-live:hover { border-color: rgba(34, 214, 138, 0.5); }
.kpi-icon { font-size: 1.1rem; color: var(--accent-primary); margin-bottom: 12px; }
.kpi-card-live .kpi-icon { color: var(--accent-success); }
.kpi-value { display: block; font-family: var(--font-display); font-size: 1.8rem; font-weight: 700; color: var(--text-primary); letter-spacing: 0.02em; }
.kpi-label { display: block; font-size: 0.85rem; color: var(--text-secondary); margin-top: 4px; }
.kpi-trend { position: absolute; top: 16px; right: 16px; font-family: var(--font-mono); font-size: 0.75rem; font-weight: 500; }
.kpi-trend.up { color: var(--accent-success); }
.kpi-trend.down { color: var(--accent-danger); }
.live-pulse { position: absolute; top: 16px; right: 16px; width: 10px; height: 10px; background: var(--accent-success); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { box-shadow: 0 0 0 0 rgba(34, 214, 138, 0.5); } 50% { box-shadow: 0 0 0 8px rgba(34, 214, 138, 0); } }

/* Charts & Tables */
.charts-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 16px; margin-bottom: 24px; }
.chart-card, .table-card { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; overflow: hidden; }
.chart-card-wide { grid-column: 1 / -1; }
.chart-header, .table-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border-color); }
.chart-header h3, .table-header h3 { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.08em; color: var(--text-primary); }
.chart-legend { display: flex; gap: 16px; }
.legend-item { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; color: var(--text-secondary); }
.legend-dot { width: 8px; height: 8px; border-radius: 50%; }
.legend-dot.pv { background: var(--chart-1); }
.legend-dot.uv { background: var(--chart-3); }
.chart-body { padding: 20px; }
.tables-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; margin-bottom: 24px; }
.table-body { max-height: 400px; overflow-y: auto; }
.data-table { width: 100%; border-collapse: collapse; }
.data-table th { padding: 10px 20px; text-align: left; font-family: var(--font-body); font-size: 0.8rem; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.08em; border-bottom: 1px solid var(--border-color); position: sticky; top: 0; background: var(--bg-card); }
.data-table td { padding: 10px 20px; font-size: 0.9rem; color: var(--text-primary); border-bottom: 1px solid rgba(42, 42, 58, 0.5); }
.data-table tbody tr:hover { background: rgba(77, 159, 255, 0.03); }
.data-table .path-cell { font-family: var(--font-mono); font-size: 0.82rem; color: var(--accent-primary); max-width: 300px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.data-table .number-cell { font-family: var(--font-mono); font-size: 0.85rem; text-align: right; }
.sortable { cursor: pointer; }
.sortable:hover { color: var(--accent-primary); }
.table-search { display: flex; align-items: center; gap: 8px; background: var(--bg-input); border: 1px solid var(--border-color); border-radius: 6px; padding: 6px 12px; }
.table-search i { color: var(--text-muted); font-size: 0.85rem; }
.table-search input { background: transparent; border: none; color: var(--text-primary); font-family: var(--font-body); font-size: 0.9rem; outline: none; width: 200px; }
.full-width { grid-column: 1 / -1; }

/* Realtime */
.realtime-header { display: flex; align-items: center; gap: 32px; margin-bottom: 24px; }
.realtime-big-number { text-align: center; min-width: 200px; }
.big-number { display: block; font-family: var(--font-display); font-size: 4rem; font-weight: 900; color: var(--accent-success); text-shadow: 0 0 30px rgba(34, 214, 138, 0.3); line-height: 1; }
.big-label { display: block; font-size: 0.9rem; color: var(--text-secondary); margin-top: 8px; }
.realtime-sparkline { flex: 1; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; padding: 16px; }
.realtime-feed { background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 12px; margin-bottom: 24px; }
.feed-header { display: flex; align-items: center; justify-content: space-between; padding: 16px 20px; border-bottom: 1px solid var(--border-color); }
.feed-header h3 { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.08em; }
.feed-header h3 i { margin-right: 8px; color: var(--accent-primary); }
.feed-status { display: flex; align-items: center; gap: 6px; font-size: 0.8rem; color: var(--accent-success); }
.status-dot { width: 6px; height: 6px; background: var(--accent-success); border-radius: 50%; animation: pulse 2s ease-in-out infinite; }
.feed-list { max-height: 300px; overflow-y: auto; }
.feed-item { display: flex; align-items: center; gap: 12px; padding: 10px 20px; border-bottom: 1px solid rgba(42, 42, 58, 0.3); animation: slideInLeft 0.3s ease; }
@keyframes slideInLeft { from { opacity: 0; transform: translateX(-20px); } to { opacity: 1; transform: translateX(0); } }
.feed-item-icon { width: 28px; height: 28px; border-radius: 6px; display: flex; align-items: center; justify-content: center; font-size: 0.75rem; }
.feed-item-icon.desktop { background: rgba(77, 159, 255, 0.15); color: var(--chart-1); }
.feed-item-icon.mobile { background: rgba(124, 92, 255, 0.15); color: var(--chart-2); }
.feed-item-icon.tablet { background: rgba(34, 214, 138, 0.15); color: var(--chart-3); }
.feed-item-path { flex: 1; font-family: var(--font-mono); font-size: 0.82rem; color: var(--accent-primary); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.feed-item-time { font-family: var(--font-mono); font-size: 0.75rem; color: var(--text-muted); }

/* Device bars */
.device-chart { padding: 20px; }
.device-bar { margin-bottom: 16px; }
.device-bar-label { display: flex; justify-content: space-between; margin-bottom: 6px; font-size: 0.85rem; }
.device-bar-label span:first-child { color: var(--text-primary); }
.device-bar-label span:last-child { color: var(--text-secondary); font-family: var(--font-mono); }
.device-bar-track { height: 6px; background: var(--bg-input); border-radius: 3px; overflow: hidden; }
.device-bar-fill { height: 100%; border-radius: 3px; transition: width 0.6s ease; }
.device-bar-fill.desktop { background: var(--chart-1); }
.device-bar-fill.mobile { background: var(--chart-2); }
.device-bar-fill.tablet { background: var(--chart-3); }

/* Modal */
.modal { position: fixed; inset: 0; z-index: 1000; display: flex; align-items: center; justify-content: center; }
.modal-overlay { position: absolute; inset: 0; background: rgba(0, 0, 0, 0.6); backdrop-filter: blur(4px); }
.modal-content { position: relative; width: 90%; max-width: 640px; max-height: 80vh; background: var(--bg-secondary); border: 1px solid var(--border-color); border-radius: 16px; overflow: hidden; animation: fadeInUp 0.3s ease; }
.modal-header { display: flex; align-items: center; justify-content: space-between; padding: 20px 24px; border-bottom: 1px solid var(--border-color); }
.modal-header h3 { font-family: var(--font-display); font-size: 1rem; font-weight: 600; letter-spacing: 0.1em; }
.btn-close-modal { background: none; border: none; color: var(--text-secondary); cursor: pointer; font-size: 1.1rem; padding: 4px; }
.btn-close-modal:hover { color: var(--text-primary); }
.modal-body { padding: 24px; overflow-y: auto; max-height: 60vh; }
.add-site-form h4 { font-family: var(--font-display); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.08em; margin-bottom: 12px; }
.form-row { display: flex; gap: 8px; margin-bottom: 24px; flex-wrap: wrap; }
.form-input { flex: 1; min-width: 180px; padding: 10px 14px; background: var(--bg-input); border: 1px solid var(--border-color); border-radius: 8px; color: var(--text-primary); font-family: var(--font-body); font-size: 0.9rem; }
.form-input:focus { border-color: var(--accent-primary); outline: none; }
.form-input::placeholder { color: var(--text-muted); }
.btn-primary { padding: 10px 20px; background: var(--accent-primary); color: white; border: none; border-radius: 8px; font-family: var(--font-body); font-size: 0.9rem; font-weight: 600; cursor: pointer; transition: all 0.2s ease; white-space: nowrap; }
.btn-primary:hover { background: #3d8aef; transform: translateY(-1px); }
.sites-list { display: flex; flex-direction: column; gap: 8px; }
.site-item { display: flex; align-items: center; justify-content: space-between; padding: 14px 16px; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 10px; transition: all 0.2s ease; }
.site-item:hover { border-color: var(--border-glow); }
.site-item-info { flex: 1; }
.site-item-name { font-weight: 600; font-size: 0.95rem; color: var(--text-primary); margin-bottom: 2px; }
.site-item-domain { font-family: var(--font-mono); font-size: 0.8rem; color: var(--text-secondary); }
.site-item-actions { display: flex; align-items: center; gap: 8px; }
.site-item-tracking { font-family: var(--font-mono); font-size: 0.75rem; color: var(--accent-primary); background: rgba(77, 159, 255, 0.1); padding: 3px 10px; border-radius: 4px; cursor: pointer; }
.site-item-tracking:hover { background: rgba(77, 159, 255, 0.2); }
.btn-danger { padding: 6px 12px; background: transparent; border: 1px solid var(--accent-danger); color: var(--accent-danger); border-radius: 6px; font-size: 0.8rem; cursor: pointer; transition: all 0.2s ease; }
.btn-danger:hover { background: rgba(255, 77, 106, 0.1); }
.tracking-code-box { margin-top: 8px; padding: 10px 14px; background: var(--bg-primary); border: 1px solid var(--border-color); border-radius: 6px; font-family: var(--font-mono); font-size: 0.75rem; color: var(--accent-primary); word-break: break-all; display: none; }
.tracking-code-box.visible { display: block; }

/* Misc */
.geo-note { padding: 16px 20px; color: var(--text-muted); font-size: 0.85rem; text-align: center; }
.app-footer { margin-left: var(--sidebar-width); padding: 16px 24px; text-align: center; color: var(--text-muted); font-size: 0.75rem; border-top: 1px solid var(--border-color); }
.empty-state { display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 60px 20px; color: var(--text-muted); }
.empty-state i { font-size: 3rem; margin-bottom: 16px; color: var(--border-color); }
.empty-state p { font-size: 1rem; text-align: center; }
.toast-container { position: fixed; top: 20px; right: 20px; z-index: 3000; display: flex; flex-direction: column; gap: 8px; }
.toast { padding: 12px 20px; background: var(--bg-card); border: 1px solid var(--border-color); border-radius: 8px; color: var(--text-primary); font-size: 0.9rem; animation: slideInRight 0.3s ease; max-width: 360px; }
.toast.success { border-left: 3px solid var(--accent-success); }
.toast.error { border-left: 3px solid var(--accent-danger); }
.toast.info { border-left: 3px solid var(--accent-primary); }
@keyframes slideInRight { from { opacity: 0; transform: translateX(40px); } to { opacity: 1; transform: translateX(0); } }

/* Responsive */
@media (max-width: 768px) {
    .sidebar { transform: translateX(-100%); }
    .sidebar.open { transform: translateX(0); }
    .main-content { margin-left: 0; }
    .app-footer { margin-left: 0; }
    .btn-mobile-menu { display: block; }
    .kpi-grid { grid-template-columns: repeat(2, 1fr); }
    .tables-grid { grid-template-columns: 1fr; }
    .charts-grid { grid-template-columns: 1fr; }
    .top-bar-right { gap: 8px; }
    .date-range-picker { display: none; }
    .realtime-header { flex-direction: column; }
    .form-row { flex-direction: column; }
}
@media (max-width: 480px) {
    .kpi-grid { grid-template-columns: 1fr; }
    .kpi-value { font-size: 1.5rem; }
}