/* FlaskForge - Main Stylesheet */

:root {
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --success: #10b981;
    --success-dark: #059669;
    --warning: #f59e0b;
    --danger: #ef4444;
    --danger-dark: #dc2626;
    --info: #3b82f6;
    
    --bg-dark: #0f172a;
    --bg-card: #1e293b;
    --bg-card-hover: #334155;
    --bg-input: #1e293b;
    
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;
    
    --border: #334155;
    --border-light: #475569;
    
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.2);
}

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

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

a {
    color: var(--primary-light);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--primary);
}

/* Layout */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* Sidebar */
.sidebar {
    width: 260px;
    background: var(--bg-card);
    border-right: 1px solid var(--border);
    padding: 24px 16px;
    display: flex;
    flex-direction: column;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 0 8px 24px;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

.sidebar-logo svg {
    width: 36px;
    height: 36px;
    color: var(--primary);
}

.sidebar-logo .logo-text {
    display: flex;
    flex-direction: column;
}

.sidebar-logo h1 {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
}

.sidebar-logo .version {
    font-size: 0.7rem;
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.5px;
}

.sidebar-nav {
    flex: 1;
}

.nav-section {
    margin-bottom: 24px;
}

.nav-section-title {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    padding: 0 12px;
    margin-bottom: 8px;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: var(--radius-sm);
    color: var(--text-secondary);
    font-weight: 500;
    transition: all 0.2s;
}

.nav-item:hover {
    background: var(--bg-card-hover);
    color: var(--text-primary);
}

.nav-item.active {
    background: var(--primary);
    color: white;
}

.nav-item svg {
    width: 20px;
    height: 20px;
}

.sidebar-footer {
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px;
    border-radius: var(--radius-sm);
    background: var(--bg-dark);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: white;
}

.user-details {
    flex: 1;
}

.user-name {
    font-weight: 600;
    font-size: 0.9rem;
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-muted);
}

/* Main Content */
.main-content {
    flex: 1;
    margin-left: 260px;
    padding: 32px;
    min-height: 100vh;
}

.page-header {
    margin-bottom: 32px;
}

.page-title {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.page-subtitle {
    color: var(--text-secondary);
}

/* Cards */
.card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
}

.card-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-title {
    font-size: 1.1rem;
    font-weight: 600;
}

.card-body {
    padding: 24px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 20px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    padding: 24px;
    display: flex;
    align-items: flex-start;
    gap: 16px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.stat-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}

.stat-icon svg {
    width: 24px;
    height: 24px;
}

.stat-icon.primary {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary-light);
}

.stat-icon.success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.stat-icon.warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.stat-icon.info {
    background: rgba(59, 130, 246, 0.15);
    color: var(--info);
}

.stat-content h3 {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
}

/* Projects Grid */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
    gap: 20px;
}

.project-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: transform 0.2s, box-shadow 0.2s;
}

.project-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.project-header {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border);
}

.project-info {
    display: flex;
    align-items: center;
    gap: 16px;
}

.project-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.project-name {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 2px;
}

.project-version {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.project-body {
    padding: 20px 24px;
}

.project-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 16px;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.meta-item svg {
    width: 16px;
    height: 16px;
}

.project-stats {
    display: flex;
    gap: 24px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.project-stat {
    text-align: center;
}

.project-stat-value {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.project-stat-label {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.project-actions {
    padding: 16px 24px;
    background: var(--bg-dark);
    display: flex;
    gap: 12px;
}

/* Status Badge */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.status-badge.running {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.status-badge.stopped {
    background: rgba(100, 116, 139, 0.15);
    color: var(--text-muted);
}

.status-badge.crashed {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

.status-badge.running .status-dot {
    background: var(--success);
}

.status-badge.stopped .status-dot {
    background: var(--text-muted);
    animation: none;
}

.status-badge.crashed .status-dot {
    background: var(--danger);
}

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 20px;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
}

.btn svg {
    width: 18px;
    height: 18px;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    color: white;
}

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

.btn-success:hover {
    background: var(--success-dark);
    color: white;
}

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

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

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

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

.btn-sm {
    padding: 6px 12px;
    font-size: 0.8rem;
}

.btn-icon {
    width: 36px;
    height: 36px;
    padding: 0;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Forms */
.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    background: var(--bg-input);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text-primary);
    font-size: 0.95rem;
    transition: border-color 0.2s;
}

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

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

.form-hint {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin-top: 6px;
}

.form-check {
    display: flex;
    align-items: center;
    gap: 10px;
}

.form-check input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

/* File Upload */
.file-upload {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 48px;
    text-align: center;
    cursor: pointer;
    transition: border-color 0.2s, background 0.2s;
}

.file-upload:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.05);
}

.file-upload.dragover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.file-upload-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 16px;
    color: var(--text-muted);
}

.file-upload-text {
    font-size: 1.1rem;
    font-weight: 500;
    margin-bottom: 8px;
}

.file-upload-hint {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* Log Viewer */
.log-viewer {
    background: #0d1117;
    border-radius: var(--radius);
    font-family: 'JetBrains Mono', 'Fira Code', monospace;
    font-size: 0.85rem;
    overflow: hidden;
}

.log-header {
    padding: 12px 16px;
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.log-title {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}

.log-content {
    padding: 16px;
    max-height: 400px;
    overflow-y: auto;
}

.log-line {
    padding: 2px 0;
    color: #8b949e;
}

.log-line .timestamp {
    color: #58a6ff;
}

.log-line.error {
    color: #f85149;
}

.log-line.warning {
    color: #d29922;
}

.log-line.success {
    color: #3fb950;
}

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

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

th {
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    background: var(--bg-dark);
}

tr:hover {
    background: var(--bg-card-hover);
}

/* Activity Timeline */
.activity-timeline {
    position: relative;
    padding-left: 24px;
}

.activity-timeline::before {
    content: '';
    position: absolute;
    left: 7px;
    top: 0;
    bottom: 0;
    width: 2px;
    background: var(--border);
}

.activity-item {
    position: relative;
    padding-bottom: 20px;
}

.activity-dot {
    position: absolute;
    left: -24px;
    top: 4px;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--bg-card);
    border: 2px solid var(--primary);
}

.activity-content {
    background: var(--bg-dark);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
}

.activity-action {
    font-weight: 500;
    margin-bottom: 4px;
}

.activity-time {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* Alerts / Flash Messages */
.alerts {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.alert {
    padding: 14px 20px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.alert-success {
    background: var(--success);
    color: white;
}

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

.alert-warning {
    background: var(--warning);
    color: white;
}

.alert-info {
    background: var(--info);
    color: white;
}

.alert-close {
    margin-left: auto;
    background: none;
    border: none;
    color: inherit;
    cursor: pointer;
    opacity: 0.7;
}

.alert-close:hover {
    opacity: 1;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s, visibility 0.3s;
}

.modal-overlay.active {
    opacity: 1;
    visibility: visible;
}

.modal {
    background: var(--bg-card);
    border-radius: var(--radius);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    transform: translateY(-20px);
    transition: transform 0.3s;
}

.modal-overlay.active .modal {
    transform: translateY(0);
}

.modal-header {
    padding: 20px 24px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-title {
    font-size: 1.25rem;
    font-weight: 600;
}

.modal-body {
    padding: 24px;
}

.modal-footer {
    padding: 16px 24px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 60px 20px;
}

.empty-state svg {
    width: 80px;
    height: 80px;
    color: var(--text-muted);
    margin-bottom: 20px;
}

.empty-state h3 {
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.empty-state p {
    color: var(--text-secondary);
    margin-bottom: 24px;
}

/* Login Page */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--bg-dark) 0%, #1a1a2e 100%);
}

.login-card {
    background: var(--bg-card);
    border-radius: var(--radius);
    padding: 48px;
    width: 100%;
    max-width: 420px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
}

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

.login-logo svg {
    width: 56px;
    height: 56px;
    color: var(--primary);
    margin-bottom: 16px;
}

.login-logo h1 {
    font-size: 1.75rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.login-logo p {
    color: var(--text-secondary);
    margin-top: 8px;
}

/* Tabs */
.tabs {
    display: flex;
    border-bottom: 1px solid var(--border);
    margin-bottom: 24px;
}

.tab {
    padding: 12px 20px;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all 0.2s;
}

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

.tab.active {
    color: var(--primary-light);
    border-bottom-color: var(--primary);
}

/* Loading Spinner */
.spinner {
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Responsive */
@media (max-width: 1024px) {
    .sidebar {
        width: 80px;
        padding: 16px 8px;
    }
    
    .sidebar-logo h1,
    .nav-section-title,
    .nav-item span,
    .user-details {
        display: none;
    }
    
    .nav-item {
        justify-content: center;
        padding: 12px;
    }
    
    .main-content {
        margin-left: 80px;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .sidebar {
        display: none;
    }
    
    .main-content {
        margin-left: 0;
        padding: 16px;
    }
    
    .stats-grid {
        grid-template-columns: 1fr;
    }
}

/* Utility Classes */
.text-muted { color: var(--text-muted); }
.text-success { color: var(--success); }
.text-danger { color: var(--danger); }
.text-warning { color: var(--warning); }

.mt-1 { margin-top: 4px; }
.mt-2 { margin-top: 8px; }
.mt-3 { margin-top: 16px; }
.mt-4 { margin-top: 24px; }

.mb-1 { margin-bottom: 4px; }
.mb-2 { margin-bottom: 8px; }
.mb-3 { margin-bottom: 16px; }
.mb-4 { margin-bottom: 24px; }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.gap-2 { gap: 8px; }
.gap-3 { gap: 16px; }
.ml-2 { margin-left: 8px; }

/* Spinner */
.spinner {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid var(--text-muted);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    vertical-align: middle;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Extra small button */
.btn-xs {
    padding: 4px 8px;
    font-size: 0.75rem;
    border-radius: 4px;
}

.btn-xs svg {
    width: 12px;
    height: 12px;
}

/* Text utilities */
.text-center { text-align: center; }

/* Alert styles for inline use */
.alert-success {
    color: var(--success);
    background: rgba(16, 185, 129, 0.1);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--success);
}

.alert-error {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
    padding: 8px 12px;
    border-radius: var(--radius-sm);
    border-left: 3px solid var(--danger);
}