/* GNSS Guard Server - Styles */

@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600&display=swap');

:root {
    --bg-main: #060b10;
    --bg-panel: #121821;
    --bg-card: #171f2b;
    --bg-card-alt: #1c2533;
    --border-subtle: #222b38;
    --text-main: #e5e9f5;
    --text-muted: #9aa3b8;
    --accent-red: #c62828;
    --accent-green: #1fad3a;
    --accent-amber: #ffa726;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Montserrat', sans-serif;
    background: var(--bg-main);
    color: var(--text-main);
}

/* =============================================================================
   LOGIN PAGE
   ============================================================================= */

.login-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: radial-gradient(circle at top left, #182333 0, #05080d 55%);
}

.login-container {
    width: 100%;
    max-width: 420px;
    padding: 20px;
}

.login-box {
    background: var(--bg-panel);
    border-radius: 16px;
    padding: 40px;
    border: 1px solid var(--border-subtle);
    box-shadow: 0 24px 48px rgba(0,0,0,0.4);
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.login-title {
    font-size: 28px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.login-subtitle {
    font-size: 14px;
    color: var(--text-muted);
    margin-top: 8px;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 500;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-group input {
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 8px;
    padding: 12px 16px;
    font-size: 15px;
    color: var(--text-main);
    font-family: 'Montserrat', sans-serif;
    transition: border-color 0.2s;
}

.form-group input:focus {
    outline: none;
    border-color: var(--accent-green);
}

.form-error {
    background: rgba(198,40,40,0.15);
    border: 1px solid rgba(229,115,115,0.5);
    color: #ffcdd2;
    padding: 10px 14px;
    border-radius: 8px;
    font-size: 13px;
}

.form-error.hidden {
    display: none;
}

.login-btn {
    background: var(--accent-green);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 14px;
    font-size: 15px;
    font-weight: 600;
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: background 0.2s;
}

.login-btn:hover {
    background: #17a330;
}

.login-footer {
    text-align: center;
    margin-top: 24px;
    font-size: 12px;
    color: var(--text-muted);
}

/* =============================================================================
   HEADER
   ============================================================================= */

.header {
    background: #05080d;
    color: var(--text-main);
    padding: 14px 28px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid var(--border-subtle);
}

.header-left {
    display: flex;
    flex-direction: column;
}

.header-title {
    font-size: 26px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.header-sub {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 4px;
}

.header-right {
    display: flex;
    gap: 16px;
    align-items: center;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-name {
    font-size: 13px;
    color: var(--text-muted);
}

.logout-btn {
    background: transparent;
    border: 1px solid var(--border-subtle);
    color: var(--text-muted);
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-family: 'Montserrat', sans-serif;
    cursor: pointer;
    transition: all 0.2s;
}

.logout-btn:hover {
    background: var(--bg-card);
    color: var(--text-main);
}

.status-pill {
    padding: 6px 14px;
    border-radius: 999px;
    font-size: 13px;
    font-weight: 500;
    background: var(--bg-card);
    color: var(--text-muted);
    white-space: nowrap;
    border: 1px solid var(--border-subtle);
}

.status-pill.ok {
    background: var(--accent-green);
    color: #fff;
    border-color: var(--accent-green);
}

.status-pill.warn {
    background: var(--accent-amber);
    color: #111;
    border-color: var(--accent-amber);
}

.status-pill.crit {
    background: var(--accent-red);
    color: #fff;
    border-color: var(--accent-red);
}

/* =============================================================================
   ALERT BANNER
   ============================================================================= */

.alert-banner {
    padding: 10px 28px;
    font-size: 14px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-subtle);
}

.alert-banner.hidden {
    display: none;
}

.alert-critical {
    background: rgba(198, 40, 40, 0.18);
    color: #ffbdbd;
}

.alert-warning {
    background: rgba(255, 167, 38, 0.16);
    color: #ffe0b2;
}

.alert-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--accent-red);
    box-shadow: 0 0 8px rgba(198,40,40,0.9);
}

/* =============================================================================
   MOBILE ASSET DROPDOWN
   ============================================================================= */

.mobile-asset-dropdown {
    display: none;
    padding: 12px 20px;
    background: #05080d;
    border-bottom: 1px solid var(--border-subtle);
}

.mobile-asset-dropdown select {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    color: var(--text-main);
    padding: 10px 14px;
    border-radius: 8px;
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
}

/* =============================================================================
   GNSS STATUS CONTAINERS
   ============================================================================= */

/* Desktop GNSS status - visible by default */
.desktop-gnss-status {
    margin-bottom: 16px;
}

.desktop-gnss-status .status-pill {
    display: inline-block;
}

/* Mobile GNSS status - hidden by default, shown on mobile */
.mobile-gnss-status {
    display: none;
    padding: 10px 20px;
    background: #05080d;
    border-bottom: 1px solid var(--border-subtle);
    text-align: center;
}

.mobile-gnss-status .status-pill {
    display: inline-block;
}

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

.layout {
    display: flex;
    height: calc(100vh - 70px);
    background: radial-gradient(circle at top left, #182333 0, #05080d 55%);
}

/* =============================================================================
   ASSET PANEL (Desktop)
   ============================================================================= */

.asset-panel {
    width: 220px;
    background: linear-gradient(180deg, #0a0f15 0%, #04070d 100%);
    border-right: 1px solid var(--border-subtle);
    padding: 16px;
    overflow-y: auto;
}

.asset-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.asset-loading {
    font-size: 13px;
    color: var(--text-muted);
    padding: 12px;
    text-align: center;
}

.asset-item {
    padding: 12px 14px;
    background: var(--bg-card);
    border-radius: 8px;
    cursor: pointer;
    border-left: 3px solid transparent;
    transition: all 0.2s;
}

.asset-item:hover {
    background: var(--bg-card-alt);
}

.asset-item.active {
    background: var(--bg-card-alt);
    border-left-color: var(--accent-green);
}

.asset-item.offline {
    opacity: 0.6;
}

.asset-item .asset-name {
    font-weight: 500;
    font-size: 14px;
    margin-bottom: 2px;
}

.asset-item .asset-imo {
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 4px;
    font-family: monospace;
}

.asset-item .asset-status {
    font-size: 11px;
    display: flex;
    align-items: center;
    gap: 6px;
}

.asset-item .status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--text-muted);
}

.asset-item .status-dot.online {
    background: var(--accent-green);
}

.asset-item .status-dot.alert {
    background: var(--accent-red);
}

.asset-item .status-dot.degraded {
    background: var(--accent-amber);
}

/* =============================================================================
   TIME SELECTOR
   ============================================================================= */

.time-selector {
    margin-top: 20px;
    padding-top: 16px;
    border-top: 1px solid var(--border-subtle);
}

.time-radio-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.time-radio {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    color: var(--text-muted);
    cursor: pointer;
    padding: 8px 10px;
    border-radius: 6px;
    transition: all 0.2s;
}

.time-radio:hover {
    background: var(--bg-card);
}

.time-radio input[type="radio"] {
    accent-color: var(--accent-green);
    width: 14px;
    height: 14px;
    margin: 0;
}

.time-radio input[type="radio"]:checked + span {
    color: var(--text-main);
}

.datetime-picker {
    margin-top: 12px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.datetime-picker.hidden {
    display: none;
}

.datetime-picker input[type="datetime-local"] {
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-subtle);
    border-radius: 6px;
    padding: 8px 10px;
    font-size: 12px;
    color: var(--text-main);
    font-family: 'Montserrat', sans-serif;
}

.datetime-picker input[type="datetime-local"]:focus {
    outline: none;
    border-color: var(--accent-green);
}

/* Webkit datetime-local styling */
.datetime-picker input[type="datetime-local"]::-webkit-calendar-picker-indicator {
    filter: invert(0.7);
    cursor: pointer;
}

.apply-time-btn {
    background: var(--accent-green);
    color: white;
    border: none;
    border-radius: 6px;
    padding: 8px 14px;
    font-size: 12px;
    font-weight: 600;
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    cursor: pointer;
    transition: background 0.2s;
}

.apply-time-btn:hover {
    background: #17a330;
}

.selected-time-display {
    margin-top: 10px;
    padding: 8px 10px;
    background: rgba(31, 173, 58, 0.15);
    border: 1px solid rgba(31, 173, 58, 0.4);
    border-radius: 6px;
    font-size: 11px;
    color: #c8ffcf;
}

.selected-time-display.hidden {
    display: none;
}

.selected-time-display span {
    font-weight: 600;
}

/* Mobile time selector */
.mobile-time-selector {
    display: none;
    padding: 10px 20px 12px;
    background: #05080d;
    border-bottom: 1px solid var(--border-subtle);
}

.mobile-time-selector .time-radio-group {
    flex-direction: row;
    gap: 16px;
}

.mobile-time-selector .time-radio {
    padding: 6px 8px;
}

.mobile-time-selector .datetime-picker {
    flex-direction: row;
    align-items: center;
    gap: 10px;
}

.mobile-time-selector .datetime-picker input[type="datetime-local"] {
    flex: 1;
}

.mobile-time-selector .selected-time-display {
    margin-top: 8px;
}

/* =============================================================================
   STATUS TAB
   ============================================================================= */

.tab-status {
    width: 420px;
    display: flex;
    flex-direction: column;
    background: linear-gradient(180deg, #0d121b 0%, #04070d 100%);
    border-right: 1px solid var(--border-subtle);
}

.left-panel {
    flex: 1;
    padding: 20px 20px 12px;
    overflow-y: auto;
}

.panel-title {
    font-weight: 600;
    font-size: 16px;
    margin-bottom: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
}

.no-asset-selected {
    padding: 40px 20px;
    text-align: center;
    color: var(--text-muted);
    font-size: 14px;
}

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

.card {
    background: var(--bg-card);
    border-radius: 12px;
    padding: 14px 14px 12px;
    margin-bottom: 16px;
    border-left: 4px solid var(--border-subtle);
    box-shadow: 0 16px 30px rgba(0,0,0,0.35);
}

.card.ok { border-color: var(--accent-green); }
.card.warn { border-color: var(--accent-amber); }
.card.crit { border-color: var(--accent-red); }
.card.stale { border-color: var(--accent-red); }
.card.offline { border-color: #78909c; }

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.card-title {
    font-weight: 600;
    font-size: 15px;
}

.badge {
    padding: 3px 9px;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    border: 1px solid transparent;
}

.badge-healthy {
    background: rgba(31,173,58,0.18);
    border-color: rgba(31,173,58,0.8);
    color: #c8ffcf;
}

.badge-warning {
    background: rgba(255,167,38,0.14);
    border-color: rgba(255,183,77,0.9);
    color: #ffe0b2;
}

.badge-danger {
    background: rgba(198,40,40,0.18);
    border-color: rgba(229,115,115,0.9);
    color: #ffcdd2;
}

.badge-offline {
    background: rgba(120,144,156,0.14);
    border-color: rgba(144,164,174,0.9);
    color: #eceff1;
}

.badge-stale {
    background: rgba(198,40,40,0.18);
    border-color: rgba(229,115,115,0.9);
    color: #ffcdd2;
}

.card-line {
    font-size: 13px;
    color: var(--text-muted);
    margin-top: 2px;
}

.card-line strong {
    color: var(--text-main);
    font-weight: 500;
}

.card-line.alert {
    color: #ffbdbd;
}

.card-line .stale-text,
.stale-text {
    color: #ff8a80;
}

/* =============================================================================
   MAP
   ============================================================================= */

.map-panel {
    flex: 1;
    position: relative;
}

#map {
    height: 100%;
    width: 100%;
}

.map-overlay-legend {
    position: absolute;
    bottom: 14px;
    left: 16px;
    background: rgba(5,8,13,0.92);
    border-radius: 10px;
    padding: 10px 12px;
    font-size: 11px;
    color: var(--text-muted);
    border: 1px solid rgba(255,255,255,0.08);
    z-index: 1000;
}

.map-overlay-legend div {
    margin: 2px 0;
}

.legend-section {
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-top: 8px;
    margin-bottom: 4px;
    color: var(--text-main);
    font-size: 10px;
}

.legend-section:first-child {
    margin-top: 0;
}

.legend-dot {
    display: inline-block;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
}

.legend-primary { background: #9c27b0; }
.legend-ais { background: #82b1ff; }
.legend-starlink-gps { background: #ffeb3b; }
.legend-starlink-location { background: #2ecc71; }
.legend-secondary { background: #b0bec5; }
.legend-valid { background: var(--accent-green); }
.legend-degraded { background: var(--accent-amber); }
.legend-alert { background: var(--accent-red); }

.map-route-toggle {
    position: absolute;
    top: 14px;
    right: 16px;
    background: rgba(5,8,13,0.92);
    border-radius: 8px;
    padding: 8px 12px;
    font-size: 12px;
    color: var(--text-muted);
    border: 1px solid rgba(255,255,255,0.08);
    z-index: 1000;
}

.map-route-toggle label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.map-route-toggle input {
    accent-color: var(--accent-green);
}

/* =============================================================================
   EVENT LOG
   ============================================================================= */

.event-log {
    height: auto;
    flex-shrink: 0;
    background: #05080d;
    border-top: 1px solid var(--border-subtle);
    padding: 8px 20px 6px;
    overflow: hidden;
}

.event-log-title {
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    margin-bottom: 4px;
}

.event {
    padding: 4px 0;
    border-bottom: 1px solid rgba(255,255,255,0.03);
    font-size: 12px;
    color: var(--text-muted);
}

.event span.level {
    font-weight: 600;
    margin-right: 6px;
}

.event.level-crit span.level { color: #ff8a80; }
.event.level-warn span.level { color: #ffd180; }
.event.level-info span.level { color: #81d4fa; }

/* =============================================================================
   COPYRIGHT
   ============================================================================= */

.copyright {
    padding: 8px 20px;
    font-size: 11px;
    color: var(--text-muted);
    text-align: center;
    background: #05080d;
    border-top: 1px solid var(--border-subtle);
}

/* =============================================================================
   SCROLLBARS
   ============================================================================= */

.left-panel::-webkit-scrollbar,
.event-log::-webkit-scrollbar,
.asset-panel::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

.left-panel::-webkit-scrollbar-thumb,
.event-log::-webkit-scrollbar-thumb,
.asset-panel::-webkit-scrollbar-thumb {
    background: #263244;
    border-radius: 3px;
}

.left-panel::-webkit-scrollbar-track,
.event-log::-webkit-scrollbar-track,
.asset-panel::-webkit-scrollbar-track {
    background: transparent;
}

/* =============================================================================
   MOBILE TABS
   ============================================================================= */

.mobile-tabs {
    display: none;
    background: #05080d;
    border-bottom: 1px solid var(--border-subtle);
}

.tab-btn {
    flex: 1;
    padding: 12px 16px;
    background: transparent;
    border: none;
    border-bottom: 2px solid transparent;
    color: var(--text-muted);
    font-family: 'Montserrat', sans-serif;
    font-size: 14px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    cursor: pointer;
    transition: all 0.2s ease;
}

.tab-btn.active {
    color: var(--text-main);
    border-bottom-color: var(--accent-green);
}

.tab-btn:hover {
    color: var(--text-main);
}

/* Tab content visibility (desktop - map tab uses contents) */
.tab-map {
    display: contents;
}

/* =============================================================================
   RESPONSIVE (Mobile/Portrait)
   ============================================================================= */

@media (max-width: 960px) {
    /* Hide desktop asset panel, show mobile dropdown */
    .asset-panel {
        display: none;
    }
    
    .mobile-asset-dropdown {
        display: block;
    }
    
    .mobile-time-selector {
        display: block;
    }
    
    /* Show mobile GNSS status, hide desktop */
    .mobile-gnss-status {
        display: block;
    }
    
    .desktop-gnss-status {
        display: none;
    }
    
    /* Show mobile tabs */
    .mobile-tabs {
        display: flex;
    }
    
    /* Layout changes for portrait */
    .layout {
        flex-direction: column;
        height: calc(100vh - 170px);
        overflow: hidden;
    }
    
    /* Tab content behavior */
    .tab-status,
    .tab-map {
        display: none;
        flex-direction: column;
        width: 100%;
        height: 100%;
        overflow-y: auto;
        border-right: none;
    }
    
    .tab-content.active {
        display: flex;
    }
    
    /* Status tab - scrollable container */
    .tab-status {
        overflow-y: auto;
    }
    
    .tab-status .left-panel {
        width: 100%;
        height: auto;
        border-right: none;
        border-bottom: none;
        overflow: visible;
    }
    
    .tab-status .event-log {
        border-top: 1px solid var(--border-subtle);
        margin-top: auto;
    }
    
    /* Map tab - full height */
    .tab-map {
        height: 100%;
    }
    
    .tab-map .map-panel {
        width: 100%;
        height: 100%;
    }
    
    /* Adjust header for mobile */
    .header {
        padding: 10px 16px;
        flex-wrap: wrap;
    }
    
    .header-title {
        font-size: 20px;
    }
    
    .user-menu {
        display: none;
    }
}

/* =============================================================================
   LEAFLET CUSTOMIZATIONS
   ============================================================================= */

.leaflet-container {
    font-family: 'Montserrat', sans-serif;
    background: var(--bg-main);
}

/* Route point popup */
.route-popup {
    font-family: 'Montserrat', sans-serif;
}

.route-popup .popup-header {
    font-weight: 600;
    margin-bottom: 8px;
    padding-bottom: 6px;
    border-bottom: 1px solid #ddd;
}

.route-popup .popup-row {
    font-size: 12px;
    margin: 4px 0;
}

.route-popup .popup-row strong {
    color: #333;
}

.route-popup .status-valid {
    color: #2e7d32;
}

.route-popup .status-degraded {
    color: #f57c00;
}

.route-popup .status-alert {
    color: #c62828;
}