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

:root {
    /* EU Colors */
    --eu-blue: #003399;
    --eu-yellow: #FFCC00;

    /* Minimalist Palette */
    --bg-primary: #FFFFFF;
    --bg-secondary: #FAFAFA;
    --bg-card: #FFFFFF;

    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-muted: #999999;

    --border-light: #E8E8E8;
    --border-medium: #D0D0D0;

    --accent-success: #10b981;
    --accent-danger: #ef4444;

    --shadow-subtle: 0 1px 3px rgba(0, 0, 0, 0.06);
    --shadow-card: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-hover: 0 4px 16px rgba(0, 51, 153, 0.12);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--bg-secondary);
    color: var(--text-primary);
    min-height: 100vh;
    line-height: 1.6;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 4rem 3rem;
}

/* Header Styles */
.header {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 2px;
    padding: 3rem;
    margin-bottom: 4rem;
    box-shadow: var(--shadow-card);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 3rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.logo-icon {
    font-size: 2.5rem;
}

.logo h1 {
    font-size: 1.75rem;
    font-weight: 400;
    color: var(--eu-blue);
    letter-spacing: -0.02em;
}

.header-stats {
    display: flex;
    gap: 3rem;
}

.stat-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    min-width: 100px;
}

.stat-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--text-muted);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 300;
    color: var(--text-primary);
}

.stat-value.running {
    color: var(--eu-blue);
}

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

/* Controls Bar */
.controls-bar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 3rem;
    flex-wrap: wrap;
    gap: 2rem;
}

.filter-buttons {
    display: flex;
    gap: 0.5rem;
}

/* Button Styles */
.btn {
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--border-medium);
    border-radius: 2px;
    font-size: 0.813rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: inherit;
    background: var(--bg-card);
    color: var(--text-primary);
}

.btn-refresh {
    border-color: var(--eu-blue);
    color: var(--eu-blue);
}

.btn-refresh:hover {
    background: var(--eu-blue);
    color: white;
}

.btn-icon {
    font-size: 1rem;
}

.controls-left {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

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

.btn-start-all:hover {
    background: var(--accent-success);
    color: white;
}

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

.btn-stop-all:hover {
    background: var(--accent-danger);
    color: white;
}

.btn-filter {
    color: var(--text-secondary);
}

.btn-filter:hover {
    border-color: var(--eu-blue);
    color: var(--eu-blue);
}

.btn-filter.active {
    background: var(--eu-blue);
    color: white;
    border-color: var(--eu-blue);
}

/* Apps Grid */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(420px, 1fr));
    gap: 2.5rem;
}

/* App Card */
.app-card {
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 2px;
    padding: 2.5rem;
    transition: all 0.2s ease;
    position: relative;
}

.app-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: transparent;
    transition: background 0.2s ease;
}

.app-card:hover {
    box-shadow: var(--shadow-hover);
    border-color: var(--border-medium);
}

.app-card.running::before {
    background: var(--eu-blue);
}

.app-card.php-app::before {
    background: var(--eu-yellow);
}

.app-header {
    display: flex;
    justify-content: flex-start;
    align-items: flex-start;
    margin-bottom: 2rem;
    gap: 1.5rem;
}

.app-icon {
    font-size: 2.5rem;
    line-height: 1;
    background: var(--bg-secondary);
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 2px;
    border: 1px solid var(--border-light);
}

.app-header-content {
    flex: 1;
}

.app-header-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.5rem;
}

.app-name {
    font-size: 1.125rem;
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    letter-spacing: -0.01em;
}

.app-description {
    font-size: 0.813rem;
    color: var(--text-secondary);
    font-weight: 400;
}

.status-badge {
    padding: 0.375rem 0.875rem;
    border-radius: 2px;
    font-size: 0.688rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    border: 1px solid;
}

.status-badge::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
}

.status-badge.running {
    background: rgba(0, 51, 153, 0.08);
    color: var(--eu-blue);
    border-color: var(--eu-blue);
}

.status-badge.running::before {
    background: var(--eu-blue);
}

.status-badge.stopped {
    background: transparent;
    color: var(--text-muted);
    border-color: var(--border-medium);
}

.status-badge.stopped::before {
    background: var(--text-muted);
}

.app-info {
    margin: 2rem 0;
    padding: 0;
    background: transparent;
    border: none;
}

.info-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.875rem 0;
    border-bottom: 1px solid var(--border-light);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    font-size: 0.813rem;
    color: var(--text-secondary);
    font-weight: 400;
    text-transform: none;
    letter-spacing: 0;
}

.info-value {
    font-size: 0.813rem;
    color: var(--text-primary);
    font-weight: 500;
}

.port-badge {
    background: transparent;
    color: var(--eu-blue);
    padding: 0.25rem 0.625rem;
    border: 1px solid var(--eu-blue);
    border-radius: 2px;
    font-weight: 500;
    font-size: 0.813rem;
}

.app-links {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.link-btn {
    flex: 1;
    padding: 0.75rem;
    background: transparent;
    border: 1px solid var(--border-medium);
    border-radius: 2px;
    color: var(--text-secondary);
    text-decoration: none;
    text-align: center;
    font-size: 0.813rem;
    font-weight: 500;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.link-btn:hover {
    border-color: var(--eu-blue);
    color: var(--eu-blue);
    background: rgba(0, 51, 153, 0.03);
}

.link-btn.disabled {
    opacity: 0.3;
    cursor: not-allowed;
    pointer-events: none;
}

.app-actions {
    display: flex;
    gap: 1rem;
}

.action-btn {
    flex: 1;
    padding: 0.875rem;
    border: 1px solid;
    border-radius: 2px;
    font-size: 0.813rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s ease;
    font-family: inherit;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    background: transparent;
}

.action-btn.start {
    color: var(--eu-blue);
    border-color: var(--eu-blue);
}

.action-btn.start:hover {
    background: var(--eu-blue);
    color: white;
}

.action-btn.stop {
    color: var(--text-secondary);
    border-color: var(--border-medium);
}

.action-btn.stop:hover {
    background: var(--text-primary);
    color: white;
    border-color: var(--text-primary);
}

.action-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.backend-info {
    margin-top: 1.5rem;
    padding: 1rem;
    background: rgba(255, 204, 0, 0.06);
    border: 1px solid rgba(255, 204, 0, 0.3);
    border-radius: 2px;
    font-size: 0.75rem;
}

.backend-status {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    color: var(--text-secondary);
}

.backend-indicator {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--text-muted);
}

.backend-indicator.running {
    background: var(--eu-yellow);
}

/* Notification */
.notification {
    position: fixed;
    bottom: 3rem;
    right: 3rem;
    padding: 1.25rem 1.75rem;
    background: var(--bg-card);
    border: 1px solid var(--border-medium);
    border-radius: 2px;
    box-shadow: var(--shadow-card);
    transform: translateY(150%);
    transition: transform 0.3s ease;
    z-index: 1000;
    max-width: 400px;
}

.notification.show {
    transform: translateY(0);
}

.notification.success {
    border-left: 3px solid var(--eu-blue);
}

.notification.error {
    border-left: 3px solid var(--accent-danger);
}

.notification-message {
    color: var(--text-primary);
    font-size: 0.875rem;
    font-weight: 400;
}

/* Loading State */
.loading {
    opacity: 0.4;
    pointer-events: none;
}

/* Responsive */
@media (max-width: 768px) {
    .container {
        padding: 2rem 1.5rem;
    }

    .header {
        padding: 2rem;
        margin-bottom: 2rem;
    }

    .header-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 2rem;
    }

    .header-stats {
        gap: 2rem;
    }

    .apps-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .app-card {
        padding: 2rem;
    }

    .controls-bar {
        flex-direction: column;
        align-items: stretch;
    }

    .filter-buttons {
        width: 100%;
    }

    .btn-filter {
        flex: 1;
    }
}

/* Ports Summary Section */
.ports-summary-section {
    margin-top: 5rem;
    padding-top: 3rem;
    border-top: 1px solid var(--border-light);
}

.ports-summary-section h2 {
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--text-primary);
    margin-bottom: 2rem;
    letter-spacing: -0.01em;
}

.ports-table-container {
    overflow-x: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-light);
    border-radius: 2px;
    box-shadow: var(--shadow-subtle);
}

.ports-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.ports-table th,
.ports-table td {
    padding: 1rem 1.5rem;
    text-align: left;
    border-bottom: 1px solid var(--border-light);
}

.ports-table th {
    background: var(--bg-secondary);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.05em;
    user-select: none;
}

.ports-table th.sortable {
    cursor: pointer;
    transition: background-color 0.2s;
}

.ports-table th.sortable:hover {
    background: var(--border-light);
    color: var(--eu-blue);
}

.sort-icon {
    display: inline-block;
    margin-left: 0.5rem;
    font-size: 0.7rem;
    opacity: 0.3;
}

.ports-table th.sortable:hover .sort-icon {
    opacity: 1;
}

.ports-table th.sorted-asc .sort-icon {
    content: '↑';
    opacity: 1;
    color: var(--eu-blue);
}

.ports-table th.sorted-desc .sort-icon {
    content: '↓';
    opacity: 1;
    color: var(--eu-blue);
}

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

.ports-table tr:hover td {
    background: rgba(0, 51, 153, 0.02);
}

.port-number {
    font-family: 'Monaco', 'Consolas', monospace;
    color: var(--eu-blue);
    font-weight: 600;
    background: rgba(0, 51, 153, 0.05);
    padding: 0.25rem 0.5rem;
    border-radius: 2px;
}

.port-none {
    color: var(--text-muted);
    font-style: italic;
    font-size: 0.813rem;
}