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

:root {
    --bg: #0d1117;
    --surface: #161b22;
    --card: #21262d;
    --border: #30363d;
    --text: #c9d1d9;
    --text-muted: #8b949e;
    --accent: #58a6ff;
    --success: #3fb950;
    --danger: #f85149;
    --warning: #d29922;
}

body {
    background-color: var(--bg);
    color: var(--text);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Helvetica, Arial, sans-serif;
    line-height: 1.5;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 60px;
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 1000;
    gap: 20px;
}

.navbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.docker-logo {
    width: 32px;
    height: 32px;
    color: #2496ed;
    flex-shrink: 0;
}

.navbar-left h1 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text);
}

.navbar-center {
    display: flex;
    gap: 0;
    flex: 1;
    justify-content: flex-start;
    margin-left: 20px;
}

.tab-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    padding: 20px 16px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    border-bottom: 2px solid transparent;
    transition: all 0.2s;
}

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

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

.navbar-right {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-shrink: 0;
}

.status-container {
    display: flex;
    align-items: center;
    gap: 8px;
}

.status-indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: var(--danger);
    animation: pulse 2s infinite;
    flex-shrink: 0;
}

.status-indicator.connected {
    background-color: var(--success);
}

.status-text {
    font-size: 13px;
    color: var(--text-muted);
    font-weight: 500;
}

.status-text.connected {
    color: var(--success);
}

.status-text.disconnected {
    color: var(--danger);
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* App Container */
.app-container {
    margin-top: 60px;
    padding: 30px 20px;
    max-width: 1440px;
    margin-left: auto;
    margin-right: auto;
}

.app-container h2 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: var(--text);
}

.app-container h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 16px;
    margin-top: 24px;
    color: var(--text);
}

.app-container h3:first-child {
    margin-top: 0;
}

.system-info-card {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-top: 24px;
}

.system-info-card h3 {
    margin-top: 0;
    margin-bottom: 16px;
}


/* Tab Content */
.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* Dashboard */
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 30px;
}

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

.system-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.info-item {
    display: flex;
    flex-direction: column;
}

.info-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.info-value {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    word-break: break-word;
}

.status-card {
    background: linear-gradient(135deg, var(--card) 0%, #262c36 100%);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s;
}

.status-card:hover {
    transform: translateY(-2px);
    border-color: var(--accent);
    box-shadow: 0 4px 12px rgba(88, 166, 255, 0.1);
}

.status-count {
    font-size: 32px;
    font-weight: 700;
    color: var(--text);
    line-height: 1;
}

.status-label {
    font-size: 12px;
    color: var(--text-muted);
    margin-top: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.status-running .status-count {
    color: var(--success);
}

.status-stopped .status-count {
    color: var(--danger);
}

.status-total .status-count {
    color: var(--accent);
}

.status-images .status-count {
    color: var(--accent);
}

/* Tables */
.table-container {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    border: 1px solid var(--border);
    border-radius: 8px;
    background-color: var(--card);
    overflow: hidden;
}

.data-table thead {
    background-color: var(--surface);
    border-bottom: 1px solid var(--border);
}

.data-table th {
    padding: 12px 16px;
    text-align: left;
    font-weight: 600;
    font-size: 12px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    font-size: 14px;
}

.data-table tbody tr:hover {
    background-color: #262c36;
}

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

/* Badges */
.badge {
    display: inline-block;
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    white-space: nowrap;
}

.badge-running {
    background-color: rgba(63, 185, 80, 0.2);
    color: var(--success);
}

.badge-exited {
    background-color: rgba(248, 81, 73, 0.2);
    color: var(--danger);
}

.badge-paused {
    background-color: rgba(210, 153, 34, 0.2);
    color: var(--warning);
}

.badge-created {
    background-color: rgba(88, 166, 255, 0.2);
    color: var(--accent);
}

/* Port Chips */
.port-chip {
    display: inline-block;
    background-color: rgba(88, 166, 255, 0.2);
    color: var(--accent);
    padding: 4px 8px;
    border-radius: 4px;
    font-size: 12px;
    margin-right: 4px;
    font-family: 'Monaco', 'Courier New', monospace;
}

/* Action Buttons */
.action-buttons {
    display: flex;
    gap: 6px;
    flex-wrap: wrap;
}

.btn {
    padding: 6px 12px;
    border: 1px solid var(--border);
    background-color: var(--surface);
    color: var(--text);
    border-radius: 6px;
    cursor: pointer;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 4px;
}

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

.btn-sm {
    padding: 4px 8px;
    font-size: 11px;
}

.btn-small {
    padding: 4px 8px;
    font-size: 11px;
}

.btn-primary {
    background-color: var(--accent);
    color: var(--bg);
    border-color: var(--accent);
}

.btn-primary:hover {
    background-color: #79c0ff;
    border-color: #79c0ff;
}

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

.btn-danger:hover {
    background-color: rgba(248, 81, 73, 0.1);
}

.btn-success {
    color: var(--success);
    border-color: var(--success);
}

.btn-success:hover {
    background-color: rgba(63, 185, 80, 0.1);
}

.btn-warning {
    color: var(--warning);
    border-color: var(--warning);
}

.btn-warning:hover {
    background-color: rgba(210, 153, 34, 0.1);
}

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

.empty-icon {
    font-size: 48px;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state p {
    font-size: 16px;
    margin: 0;
}

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

/* Pull Section */
.pull-section {
    margin-bottom: 24px;
    display: flex;
    gap: 8px;
}

.pull-input {
    flex: 1;
    padding: 8px 12px;
    background-color: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 6px;
    font-size: 14px;
}

.pull-input::placeholder {
    color: var(--text-muted);
}

.pull-input:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 2px rgba(88, 166, 255, 0.2);
}

.pull-progress {
    padding: 12px;
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 12px;
    color: var(--text-muted);
    max-height: 200px;
    overflow-y: auto;
}

.pull-progress-item {
    padding: 4px 0;
    border-bottom: 1px solid var(--border);
    font-family: 'Monaco', 'Courier New', monospace;
}

.pull-progress-item:last-child {
    border-bottom: none;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-content {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    max-height: 80vh;
    overflow: hidden;
}

.logs-modal-content {
    width: 90%;
    max-width: 960px;
}

.confirm-modal-content {
    width: 90%;
    max-width: 360px;
}

.modal-header {
    padding: 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h3 {
    font-size: 16px;
    color: var(--text);
    margin: 0;
    flex: 1;
}

.logs-controls {
    display: flex;
    gap: 8px;
    align-items: center;
}

.logs-tail-select {
    padding: 6px 8px;
    background-color: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    border-radius: 4px;
    font-size: 12px;
    cursor: pointer;
}

.logs-tail-select:focus {
    outline: none;
    border-color: var(--accent);
}

.modal-close {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.modal-close:hover {
    color: var(--text);
}

.modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 16px;
}

.logs-modal-body {
    background-color: #010409;
    padding: 0;
}

.logs-content {
    background-color: #010409;
    color: var(--text);
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 12px;
    line-height: 1.4;
    white-space: pre-wrap;
    word-wrap: break-word;
    margin: 0;
    padding: 16px;
}

.confirm-modal-body {
    padding: 20px;
    min-height: 100px;
}

.confirm-modal-body p {
    margin: 0;
    color: var(--text);
    font-size: 14px;
    line-height: 1.6;
}

.modal-footer {
    padding: 16px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--card);
    color: var(--text);
    padding: 12px 16px;
    border-radius: 6px;
    border: 1px solid var(--border);
    max-width: 300px;
    word-wrap: break-word;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    z-index: 1500;
    transform: translateY(120px);
}

.toast.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.toast.success {
    border-color: var(--success);
    color: var(--success);
}

.toast.error {
    border-color: var(--danger);
    color: var(--danger);
}

.toast.info {
    border-color: var(--accent);
    color: var(--accent);
}

/* Responsive */
@media (max-width: 768px) {
    .navbar {
        flex-wrap: wrap;
        height: auto;
        padding: 10px;
    }

    .navbar-left h1 {
        display: none;
    }

    .navbar-center {
        width: 100%;
        order: 3;
        justify-content: flex-start;
        margin-top: 10px;
    }

    .tab-btn {
        padding: 12px 12px;
        font-size: 12px;
    }

    .app-container {
        margin-top: 120px;
        padding: 20px 10px;
    }

    .dashboard-grid,
    .status-grid,
    .system-info-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .data-table {
        font-size: 12px;
    }

    .data-table th,
    .data-table td {
        padding: 8px 12px;
    }

    .action-buttons {
        flex-direction: column;
    }

    .action-buttons .btn {
        width: 100%;
        justify-content: center;
    }

    .pull-section {
        flex-direction: column;
    }

    .logs-modal-content,
    .confirm-modal-content {
        width: 95%;
    }
}