/* ============================================================================
   Cargo Grid Viewer — Styling
   Dark theme matching FlightDock
   ============================================================================ */

:root {
    --bg-primary: #050b16;
    --bg-secondary: #0a0e17;
    --bg-card: #0d1520;
    --border-color: #1e2a3a;
    --accent-color: #4a9eff;
    --text-primary: #e8f0ff;
    --text-secondary: #ccc;
    --button-bg: #1a2f4a;
    --button-hover: #2a4a6a;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ============================================================================
   Layout: Flex Row (Sidebar + Canvas)
   ============================================================================ */

.cgrid-layout {
    display: flex;
    flex-direction: row;
    flex: 1;
    min-height: 0;
    gap: 0;
}

/* ============================================================================
   Left Sidebar: Ship Controls
   ============================================================================ */

.cgrid-panel {
    width: 300px;
    background-color: var(--bg-card);
    border-right: 1px solid var(--border-color);
    overflow-y: auto;
    overflow-x: hidden;
    padding: 20px;
    flex-shrink: 0;
}

.add-vehicle-section {
    margin-bottom: 20px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--border-color);
}

.add-vehicle-section label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.add-vehicle-section select {
    width: 100%;
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    font-size: 13px;
    cursor: pointer;
    transition: border-color 0.2s;
}

.ship-action-btns {
    display: flex;
    gap: 8px;
    margin-top: 8px;
}

.btn-ship-action {
    flex: 1;
    padding: 8px 6px;
    border: none;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
}

.btn-ship-action:active { transform: scale(0.97); }

.btn-replace {
    background: var(--button-bg);
    color: var(--text-secondary);
    border: 1px solid var(--border-color);
}
.btn-replace:hover { background: var(--button-hover); color: var(--text-primary); }

.btn-add {
    background: linear-gradient(135deg, #1a4a2a, #1e6b3a);
    color: #7ee8a2;
    border: 1px solid #2a6a3a;
}
.btn-add:hover { background: linear-gradient(135deg, #1e6b3a, #22854a); color: #a8f0bf; }

.add-vehicle-section select:hover,
.add-vehicle-section select:focus {
    border-color: var(--accent-color);
    outline: none;
}

.ship-cards-container {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

/* ============================================================================
   Ship Card
   ============================================================================ */

.ship-card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    padding: 12px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.ship-card:hover {
    border-color: var(--accent-color);
    box-shadow: 0 0 10px rgba(74, 158, 255, 0.1);
}

.ship-card-header {
    margin-bottom: 12px;
}

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

.ship-name {
    margin: 0;
    font-size: 15px;
    font-weight: 700;
    color: var(--accent-color);
}

.ship-delete-btn {
    background: none;
    border: none;
    color: #ff6b6b;
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: color 0.2s;
}

.ship-delete-btn:hover {
    color: #ff9999;
}

/* Capacity Bar */

.capacity-bar {
    width: 100%;
    height: 8px;
    background-color: var(--bg-primary);
    border-radius: 4px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    margin-bottom: 4px;
}

.capacity-fill {
    height: 100%;
    background: linear-gradient(90deg, #00ff88, #4a9eff);
    width: 0%;
    transition: width 0.3s ease;
}

.capacity-text {
    font-size: 11px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

/* ============================================================================
   Ship Card Body: Container Size Inputs
   ============================================================================ */

.ship-card-body {
    border-top: 1px solid var(--border-color);
    padding-top: 10px;
}

.container-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
    margin-bottom: 10px;
}

.input-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.input-group label {
    font-size: 11px;
    color: var(--text-secondary);
    font-weight: 500;
}

.input-group input {
    padding: 6px 8px;
    border: 1px solid var(--border-color);
    border-radius: 3px;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-size: 12px;
    width: 100%;
    transition: border-color 0.2s;
}

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

/* Buttons */

.button-group {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.btn {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    background-color: var(--button-bg);
    color: var(--text-primary);
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: background-color 0.2s, border-color 0.2s;
}

.btn:hover {
    background-color: var(--button-hover);
    border-color: var(--accent-color);
}

.btn:active {
    transform: scale(0.98);
}

.btn-assign {
    background-color: rgba(74, 158, 255, 0.15);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

.btn-assign:hover {
    background-color: rgba(74, 158, 255, 0.25);
}

.btn-reset {
    background-color: rgba(255, 107, 107, 0.15);
    border-color: #ff6b6b;
    color: #ffb3b3;
}

.btn-reset:hover {
    background-color: rgba(255, 107, 107, 0.25);
}

/* ============================================================================
   Right Area: 3D Canvas
   ============================================================================ */

.cgrid-canvas-wrap {
    flex: 1;
    position: relative;
    background-color: var(--bg-primary);
}

#cargo-canvas {
    width: 100%;
    height: 100%;
    display: block;
}

/* ============================================================================
   Scrollbar Styling
   ============================================================================ */

.cgrid-panel::-webkit-scrollbar {
    width: 8px;
}

.cgrid-panel::-webkit-scrollbar-track {
    background-color: var(--bg-secondary);
}

.cgrid-panel::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 4px;
}

.cgrid-panel::-webkit-scrollbar-thumb:hover {
    background-color: var(--accent-color);
}

/* ============================================================================
   Responsive Design
   ============================================================================ */

@media (max-width: 1024px) {
    .cgrid-layout {
        flex-direction: column;
        height: auto;
    }

    .cgrid-panel {
        width: 100%;
        max-height: 300px;
        border-right: none;
        border-bottom: 1px solid var(--border-color);
        flex-direction: row;
        overflow-x: auto;
        overflow-y: hidden;
    }

    .ship-cards-container {
        flex-direction: row;
        overflow-x: auto;
        width: 100%;
    }

    .ship-card {
        flex-shrink: 0;
        width: 280px;
    }

    .cgrid-canvas-wrap {
        height: 600px;
    }
}

@media (max-width: 768px) {
    .cgrid-layout {
        margin-top: 50px;
        margin-bottom: 50px;
        height: calc(100vh - 100px);
    }

    .cgrid-panel {
        padding: 15px;
    }

    .container-grid {
        grid-template-columns: 1fr;
    }
}