/* ==========================================================================
   ДИЗАЙН-СИСТЕМА "СТОРОЖІ СТЕПУ" — Tactical Command Center
   Підфаза 4.3.1
   ========================================================================== */

/* === ГЛОБАЛЬНІ ЗМІННІ === */
:root {
    /* Фони - градієнти від глибокого до яскравішого */
    --bg-deep: #050a07;
    --bg-base: #0d1410;
    --bg-elevated: #141e17;
    --bg-overlay: #1a2620;
    --bg-hover: #1f2d24;

    /* Неон-зелений (бренд) */
    --accent: #00E676;
    --accent-bright: #00FF7F;
    --accent-dim: #00B85C;
    --accent-deep: #008F46;
    --accent-glow: rgba(0, 230, 118, 0.35);
    --accent-trace: rgba(0, 230, 118, 0.08);

    /* Червоний (danger) */
    --danger: #FF1744;
    --danger-bright: #FF4569;
    --danger-glow: rgba(255, 23, 68, 0.4);

    /* Оранжевий (warning) */
    --warning: #FF6F00;
    --warning-glow: rgba(255, 111, 0, 0.3);

    /* Текст */
    --text-primary: #E8F5E9;
    --text-secondary: #9E9E9E;
    --text-muted: #5A6B62;
    --text-accent: #00E676;

    /* Рамки */
    --border-subtle: #1a2920;
    --border-normal: #2a4030;
    --border-active: #00E676;
    --border-glow: 0 0 12px var(--accent-glow);

    /* Спейсінг (8px grid) */
    --space-xs: 4px;
    --space-sm: 8px;
    --space-md: 16px;
    --space-lg: 24px;
    --space-xl: 32px;
    --space-2xl: 48px;

    /* Типографіка */
    --font-ui: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;

    /* Радіуси (tactical = менші) */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-lg: 8px;

    /* Анімації */
    --transition-fast: 0.15s ease-out;
    --transition-normal: 0.25s ease-out;
}

/* === БАЗОВИЙ RESET + GLOBAL === */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html, body {
    background-color: var(--bg-deep);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    user-select: none;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Background pattern - тонкий градієнт як на бренд-сайті */
body {
    background:
        radial-gradient(ellipse at top left, var(--accent-trace) 0%, transparent 50%),
        radial-gradient(ellipse at bottom right, var(--accent-trace) 0%, transparent 50%),
        var(--bg-deep);
    background-attachment: fixed;
}

/* === ТИПОГРАФІКА === */
h1, h2, h3, h4 {
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.2;
}

h1 { font-size: 28px; }
h2 { font-size: 22px; }
h3 { font-size: 18px; }
h4 { font-size: 16px; }

.text-mono {
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

.text-accent { color: var(--accent); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }
.text-muted { color: var(--text-muted); }

/* === LAYOUT КОНТЕЙНЕРИ === */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-lg);
}

.card {
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: var(--space-lg);
    position: relative;
}

.card-tactical {
    /* Більш виражений tactical-стиль з accent border зліва */
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-left: 3px solid var(--accent);
    border-radius: var(--radius-sm);
    padding: var(--space-lg);
}

/* === КНОПКИ === */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: 10px 20px;
    font-family: var(--font-ui);
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    min-height: 40px;
}

.btn-primary {
    background: var(--accent);
    color: var(--bg-deep);
    box-shadow: 0 0 0 var(--accent-glow);
}

.btn-primary:hover {
    background: var(--accent-bright);
    box-shadow: 0 0 16px var(--accent-glow);
    transform: translateY(-1px);
}

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

.btn-secondary {
    background: transparent;
    color: var(--accent);
    border: 1px solid var(--accent-dim);
}

.btn-secondary:hover {
    background: rgba(0, 230, 118, 0.1);
    border-color: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
}

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

.btn-danger:hover {
    background: var(--danger-bright);
    box-shadow: 0 0 16px var(--danger-glow);
    transform: translateY(-1px);
}

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

.btn-ghost:hover {
    color: var(--text-primary);
    border-color: var(--accent);
}

.btn:disabled {
    opacity: 0.35;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
    background: var(--bg-overlay) !important;
    color: var(--text-muted) !important;
    border: 1px solid var(--border-subtle) !important;
    filter: grayscale(40%);
}

/* === ФОРМИ === */
.form-field {
    margin-bottom: var(--space-md);
}

.form-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.form-input,
.form-select {
    width: 100%;
    padding: 10px 14px;
    background: var(--bg-base);
    color: var(--text-primary);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-md);
    font-family: var(--font-ui);
    font-size: 14px;
    transition: all var(--transition-fast);
    user-select: text;
}

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

/* Перебиваємо браузерний autofill - інакше Chrome робить поле блакитним */
.form-input:-webkit-autofill,
.form-input:-webkit-autofill:hover,
.form-input:-webkit-autofill:focus,
.form-input:-webkit-autofill:active {
    -webkit-box-shadow: 0 0 0 30px var(--bg-base) inset !important;
    -webkit-text-fill-color: var(--text-primary) !important;
    transition: background-color 5000s ease-in-out 0s;
    caret-color: var(--text-primary);
}

.form-input:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.form-input.input-mono {
    font-family: var(--font-mono);
}

/* Поле з кнопкою показу пароля */
.form-password-wrapper {
    position: relative;
}

.form-password-wrapper .form-input {
    padding-right: 44px;
}

.form-password-toggle {
    position: absolute;
    right: 10px;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 4px;
    transition: color var(--transition-fast);
    display: flex;
    align-items: center;
}

.form-password-toggle:hover {
    color: var(--accent);
}

/* Чекбокс tactical */
.form-checkbox {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    cursor: pointer;
    color: var(--text-secondary);
    font-size: 13px;
}

.form-checkbox input[type="checkbox"] {
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    background: var(--bg-base);
    border: 1px solid var(--border-normal);
    border-radius: var(--radius-sm);
    cursor: pointer;
    position: relative;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.form-checkbox input[type="checkbox"]:checked {
    background: var(--accent);
    border-color: var(--accent);
}

.form-checkbox input[type="checkbox"]:checked::after {
    content: "✓";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--bg-deep);
    font-weight: bold;
    font-size: 12px;
    line-height: 1;
}

/* === ТАБЛИЦІ === */
.table {
    width: 100%;
    border-collapse: collapse;
    background: var(--bg-elevated);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.table th {
    background: var(--bg-overlay);
    color: var(--text-secondary);
    text-align: left;
    padding: 12px 16px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border-bottom: 1px solid var(--border-normal);
}

.table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-subtle);
    color: var(--text-primary);
}

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

.table tr:hover td {
    background: rgba(0, 230, 118, 0.04);
}

/* === STATUS BADGES === */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-online {
    background: rgba(0, 230, 118, 0.15);
    color: var(--accent);
    border: 1px solid var(--accent-deep);
}

.badge-offline {
    background: rgba(255, 23, 68, 0.15);
    color: var(--danger);
    border: 1px solid var(--danger);
}

.badge-warning {
    background: rgba(255, 111, 0, 0.15);
    color: var(--warning);
    border: 1px solid var(--warning);
}

/* Pulse animation для активних статусів */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 8px var(--accent-glow);
    animation: pulse 2s ease-in-out infinite;
    display: inline-block;
}

.status-dot.offline {
    background: var(--danger);
    box-shadow: 0 0 8px var(--danger-glow);
    animation: none;
}

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

/* === ALERTS / MESSAGES === */
.alert {
    padding: 12px 16px;
    border-radius: var(--radius-md);
    border-left: 3px solid;
    margin: var(--space-md) 0;
    font-size: 13px;
}

.alert-success {
    background: rgba(0, 230, 118, 0.1);
    border-color: var(--accent);
    color: var(--accent-bright);
}

.alert-danger {
    background: rgba(255, 23, 68, 0.1);
    border-color: var(--danger);
    color: var(--danger-bright);
}

.alert-warning {
    background: rgba(255, 111, 0, 0.1);
    border-color: var(--warning);
    color: var(--warning);
}

/* === SCROLLBAR === */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-normal);
    border-radius: var(--radius-sm);
}

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

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .container {
        padding: var(--space-md);
    }

    h1 { font-size: 22px; }
    h2 { font-size: 18px; }

    .btn {
        min-height: 44px; /* touch-friendly */
        padding: 12px 20px;
    }

    .table {
        font-size: 13px;
    }

    .table th, .table td {
        padding: 10px 12px;
    }
}

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

.video-map-toggle {
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 600;
    display: flex;
    background: rgba(0, 0, 0, 0.55);
    border-radius: 20px;
    backdrop-filter: blur(6px);
    overflow: hidden;
    opacity: 0.7;
    transition: opacity 0.2s;
}
.video-map-toggle:hover { opacity: 1; }

.vmt-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-ui);
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 5px 14px;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.vmt-btn.active {
    background: var(--accent);
    color: var(--bg-deep);
    border-radius: 20px;
}

.tactical-controls {
    background: var(--bg-elevated);
    border: 1px solid var(--border-subtle);
    border-radius: var(--radius-md);
    padding: 8px 12px;
    margin-bottom: 8px;
    display: flex;
    align-items: flex-end;
    gap: 10px;
    flex-wrap: wrap;
    flex-shrink: 0;
}

.tc-field {
    display: flex;
    flex-direction: column;
    gap: 2px;
}
.tc-field label {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
}
.tc-input {
    width: 120px;
    padding: 5px 8px !important;
    font-size: 12px !important;
}
.tc-format-row {
    display: flex;
    align-items: center;
    gap: 8px;
    width: 100%;
    margin-bottom: 4px;
}
.tc-format-row > label {
    font-size: 9px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--text-muted);
    white-space: nowrap;
}
.tc-format-select {
    background: var(--bg-base) !important;
    border: 1px solid var(--border-normal) !important;
    border-radius: var(--radius-md) !important;
    color: var(--text-primary) !important;
    font-family: var(--font-mono) !important;
    font-size: 12px !important;
    padding: 4px 8px !important;
    min-width: 0;
    width: auto;
}
.tc-format-select:focus {
    outline: none;
    border-color: var(--accent) !important;
}
.tc-coord-group {
    display: flex;
    gap: 10px;
    align-items: flex-start;
}
.tc-mgrs-wide {
    width: 220px;
}
.tc-utm-zone {
    width: 60px;
}
.tc-hint {
    font-size: 10px;
    color: var(--text-muted);
    margin-top: 1px;
}
.tc-sector-check {
    margin: 0 4px;
    align-self: center;
}
.tc-sector-fields {
    display: flex;
    gap: 10px;
    align-items: flex-end;
}

.tactical-map-wrap {
    position: absolute;
    inset: 0;
    z-index: 3;
}
.tactical-map-wrap #tacticalMap {
    width: 100%;
    height: 100%;
}
.tactical-marker {
    background: none !important;
    border: none !important;
}

.tactical-overlay-svg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 400;
}

.tactical-layer-switch {
    position: absolute;
    top: 8px;
    right: 8px;
    z-index: 500;
    display: flex;
    background: rgba(0, 0, 0, 0.55);
    border-radius: 4px;
    backdrop-filter: blur(6px);
    overflow: hidden;
}
.tls-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 600;
    padding: 4px 10px;
    cursor: pointer;
    transition: all var(--transition-fast);
}
.tls-btn.active {
    background: var(--accent);
    color: var(--bg-deep);
}
.tls-divider {
    width: 1px;
    align-self: stretch;
    background: var(--border-normal);
}

/* Night mode — CSS inversion on tile pane only */
.tactical-map-wrap.night-mode .leaflet-tile-pane {
    filter: invert(1) hue-rotate(180deg) brightness(0.85) contrast(1.1);
}
.tactical-map-wrap.night-mode .leaflet-container {
    background: #0d1117;
}

.tactical-hud {
    position: absolute;
    bottom: 8px;
    left: 8px;
    z-index: 500;
    display: flex;
    gap: 12px;
    background: rgba(0, 0, 0, 0.65);
    padding: 4px 10px;
    border-radius: 4px;
    backdrop-filter: blur(6px);
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--accent);
}

.tactical-placeholder {
    position: absolute;
    inset: 0;
    z-index: 450;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-muted);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--bg-base);
}

.hidden { display: none !important; }

.video-area.map-mode .video-stream-toggle,
.video-area.map-mode .video-overlay-controls,
.video-area.map-mode .video-reticle,
.video-area.map-mode .video-zoom-badge,
.video-area.map-mode .video-zoom-controls,
.video-area.map-mode video,
.video-area.map-mode .video-placeholder {
    display: none !important;
}

/* === CLICK-TO-AIM MODAL === */

.aim-modal {
    position: absolute;
    z-index: 600;
    background: rgba(0, 0, 0, 0.92);
    color: var(--text-primary);
    border: 1px solid var(--accent);
    border-radius: var(--radius-lg);
    padding: 10px 12px;
    font-family: var(--font-mono);
    font-size: 12px;
    line-height: 1.55;
    min-width: 200px;
    pointer-events: auto;
}
.am-title {
    color: var(--accent);
    font-weight: 500;
    margin-bottom: 6px;
    letter-spacing: 0.5px;
}
.am-line { color: #ccc; }
.am-val { color: #fff; font-weight: 500; }
.am-coords { color: var(--text-muted); font-size: 11px; margin-top: 4px; }
.am-btns { display: flex; gap: 6px; margin-top: 10px; }
.am-btns button {
    flex: 1;
    font-family: var(--font-ui);
    font-size: 12px;
    padding: 6px 10px;
    border-radius: var(--radius-md);
    cursor: pointer;
    border: 1px solid;
    transition: all var(--transition-fast);
}
.am-ok {
    background: var(--accent);
    color: var(--bg-deep);
    border-color: var(--accent) !important;
    font-weight: 500;
}
.am-ok:hover {
    background: var(--accent-bright);
    box-shadow: 0 0 12px var(--accent-glow);
}
.am-cancel {
    background: transparent;
    color: #ccc;
    border-color: var(--border-normal) !important;
}
.am-cancel:hover {
    color: var(--text-primary);
    border-color: var(--danger) !important;
}