/* TMC Tarmac + Traffic Light Theme */

:root {
    /* Core Color Palette - Tarmac */
    --bg-primary: #1e1e1e;
    --bg-surface: #252525;
    --bg-hover: #2e2e2e;
    --border: #333;
    --accent: #fff;
    --text-primary: #e0e0e0;
    --text-secondary: #999;
    --text-muted: #666;
    
    /* Traffic Light System */
    --success: #2a2;
    --warning: #b90;
    --danger: #c44;
    
    /* Semantic Colors */
    --link-color: #e0e0e0;
    --link-hover: #fff;
    --focus-ring: rgba(255, 255, 255, 0.25);
    
    /* Override Bootstrap's purple/blue */
    --bs-primary: #fff;
    --bs-primary-rgb: 255, 255, 255;
    --bs-link-color: #e0e0e0;
    --bs-link-hover-color: #fff;
}

/* Reset and Base Styles */
* {
    box-sizing: border-box;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Inter', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1rem;
}

.lead {
    color: var(--text-secondary) !important;
    font-size: 1.1rem;
    font-weight: 400;
}

small, .small {
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* Links */
a {
    color: var(--link-color);
    text-decoration: none;
    transition: color 0.15s ease;
}

a:hover {
    color: var(--link-hover);
    text-decoration: underline;
}

a:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Bootstrap Override - Cards */
.card {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    box-shadow: none;
    transition: all 0.2s ease;
}

.card:hover {
    border-color: var(--text-secondary);
    transform: translateY(-1px);
}

.card-header {
    background-color: transparent;
    border-bottom: 1px solid var(--border);
    color: var(--text-primary);
    font-weight: 600;
    padding: 1.25rem 1.25rem 1rem;
}

.card-body {
    color: var(--text-primary);
    padding: 1.25rem;
}

.card-text {
    color: var(--text-secondary);
    margin-bottom: 0;
}

/* Bootstrap Override - Buttons */
.btn {
    border-radius: 8px;
    font-weight: 500;
    padding: 0.5rem 1rem;
    transition: all 0.15s ease;
    border-width: 1px;
}

.btn:focus {
    box-shadow: 0 0 0 0.2rem var(--focus-ring);
}

.btn-primary {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #1e1e1e;
}

.btn-primary:hover, .btn-primary:focus {
    background-color: #f0f0f0;
    border-color: #f0f0f0;
    color: #1e1e1e;
}

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

.btn-outline-primary:hover, .btn-outline-primary:focus {
    background-color: var(--accent);
    border-color: var(--accent);
    color: #1e1e1e;
}

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

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

.btn-outline-success:hover, .btn-outline-success:focus {
    background-color: var(--success);
    border-color: var(--success);
    color: white;
}

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

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

.btn-outline-warning:hover, .btn-outline-warning:focus {
    background-color: var(--warning);
    border-color: var(--warning);
    color: white;
}

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

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

.btn-outline-danger:hover, .btn-outline-danger:focus {
    background-color: var(--danger);
    border-color: var(--danger);
    color: white;
}

.btn-info {
    background-color: var(--text-secondary);
    border-color: var(--text-secondary);
    color: white;
}

.btn-outline-info {
    background-color: transparent;
    border-color: var(--text-secondary);
    color: var(--text-secondary);
}

.btn-outline-info:hover, .btn-outline-info:focus {
    background-color: var(--text-secondary);
    border-color: var(--text-secondary);
    color: white;
}

/* Bootstrap Override - Forms */
.form-control, .form-select {
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 0.75rem;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

.form-control:focus, .form-select:focus {
    background-color: var(--bg-primary);
    border-color: var(--accent);
    box-shadow: 0 0 0 0.2rem var(--focus-ring);
    color: var(--text-primary);
}

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

.form-label {
    color: var(--text-primary);
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* Bootstrap Override - Tables */
.table {
    border-radius: 8px;
    color: var(--text-primary);
    overflow: hidden;
}

.table th {
    background-color: var(--bg-surface);
    border-bottom: 1px solid var(--border);
    border-top: none;
    color: var(--text-primary);
    font-weight: 600;
    padding: 1rem 0.75rem;
}

.table td {
    border-top: 1px solid var(--border);
    color: var(--text-secondary);
    padding: 0.75rem;
    vertical-align: middle;
}

.table-striped tbody tr:nth-of-type(odd) {
    background-color: rgba(255, 255, 255, 0.02);
}

/* Bootstrap Override - Badges */
.badge {
    border-radius: 6px;
    font-size: 0.75rem;
    font-weight: 500;
    padding: 0.35em 0.65em;
}

.badge.bg-success {
    background-color: var(--success) !important;
    color: white;
}

.badge.bg-warning {
    background-color: var(--warning) !important;
    color: white;
}

.badge.bg-danger {
    background-color: var(--danger) !important;
    color: white;
}

.badge.bg-secondary {
    background-color: var(--text-muted) !important;
    color: white;
}

.badge.bg-info {
    background-color: var(--text-secondary) !important;
    color: white;
}

.badge.bg-primary {
    background-color: var(--accent) !important;
    color: #1e1e1e;
}

.badge.bg-light {
    background-color: var(--bg-hover) !important;
    color: var(--text-primary) !important;
}

/* Bootstrap Override - Navbar */
.navbar {
    background-color: var(--bg-surface) !important;
    border-bottom: 1px solid var(--border);
    padding: 1rem 0;
}

.navbar-brand {
    color: var(--text-primary) !important;
    font-size: 1.5rem;
    font-weight: 700;
}

.navbar-nav .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    transition: color 0.15s ease;
}

.navbar-nav .nav-link:hover, 
.navbar-nav .nav-link:focus {
    color: var(--accent) !important;
}

.navbar-toggler {
    border-color: var(--border);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%2894, 163, 184, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Bootstrap Override - Alerts */
.alert {
    border: none;
    border-radius: 8px;
    padding: 1rem;
}

.alert-success {
    background-color: rgba(34, 197, 94, 0.1);
    border-left: 3px solid var(--success);
    color: var(--success);
}

.alert-info {
    background-color: rgba(153, 153, 153, 0.1);
    border-left: 3px solid var(--text-secondary);
    color: var(--text-secondary);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    border-left: 3px solid var(--warning);
    color: var(--warning);
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    border-left: 3px solid var(--danger);
    color: var(--danger);
}

.btn-close {
    filter: invert(1);
    opacity: 0.5;
}

.btn-close:hover {
    opacity: 0.8;
}

/* Bootstrap Override - Modals */
.modal-content {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text-primary);
}

.modal-header {
    border-bottom: 1px solid var(--border);
}

.modal-footer {
    border-top: 1px solid var(--border);
}

/* Bootstrap Override - Dropdowns */
.dropdown-menu {
    background-color: var(--bg-surface);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.3);
}

.dropdown-item {
    color: var(--text-secondary);
    padding: 0.5rem 1rem;
    transition: all 0.15s ease;
}

.dropdown-item:hover, .dropdown-item:focus {
    background-color: var(--bg-hover);
    color: var(--text-primary);
}

/* Custom Components */

/* Status Dots - Replace Emoji */
.status-dot {
    border-radius: 50%;
    display: inline-block;
    height: 8px;
    margin-right: 0.5rem;
    width: 8px;
}

.status-dot.available {
    background-color: var(--success);
}

.status-dot.busy {
    background-color: var(--warning);
}

.status-dot.ooo {
    background-color: var(--danger);
}

/* Activity Items */
.activity-item {
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    border-left: 3px solid var(--text-secondary);
    border-radius: 8px;
    margin-bottom: 1rem;
    padding: 1rem;
    transition: all 0.2s ease;
}

.activity-item:hover {
    border-color: var(--accent);
    transform: translateX(2px);
}

.activity-item.promoted {
    border-left-color: var(--success);
}

/* Memory Items */
.memory-item {
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    margin-bottom: 0.75rem;
    padding: 0.75rem;
    transition: all 0.2s ease;
}

.memory-item:hover {
    border-color: var(--accent);
    background-color: var(--bg-hover);
}

/* Code Styling */
code {
    background-color: var(--bg-primary);
    border-radius: 4px;
    color: var(--text-primary);
    font-size: 0.9rem;
    padding: 0.2em 0.4em;
}

pre {
    background-color: var(--bg-primary);
    border: 1px solid var(--border);
    border-radius: 8px;
    color: var(--text-primary);
    padding: 1rem;
}

/* Text Color Utilities */
.text-primary {
    color: var(--text-primary) !important;
}

.text-secondary {
    color: var(--text-secondary) !important;
}

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

.text-success {
    color: var(--success) !important;
}

.text-warning {
    color: var(--warning) !important;
}

.text-danger {
    color: var(--danger) !important;
}

.text-info {
    color: var(--text-secondary) !important;
}

/* Footer */
footer {
    background-color: var(--bg-surface) !important;
    border-top: 1px solid var(--border);
    color: var(--text-muted);
    margin-top: 4rem;
    padding: 2rem 0;
}

/* Focus States for Accessibility */
button:focus, input:focus, select:focus, textarea:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}

/* Loading States */
.btn:disabled {
    opacity: 0.5;
    pointer-events: none;
}

/* Text Truncation Utilities */
.text-truncate-2 {
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    display: -webkit-box;
    overflow: hidden;
}

.text-truncate-3 {
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    display: -webkit-box;
    overflow: hidden;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .btn-group {
        display: flex;
        flex-wrap: wrap;
        gap: 0.25rem;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
    
    /* Stack columns on mobile */
    .row .col-md-6,
    .row .col-md-4,
    .row .col-md-5 {
        margin-bottom: 0.75rem;
    }
    
    /* Full-width buttons on mobile */
    .btn {
        min-height: 44px; /* Touch target */
    }
    
    /* Inputs need touch targets */
    .form-control, .form-select {
        min-height: 44px;
        font-size: 16px !important; /* Prevents iOS zoom */
    }
    
    /* Table scroll on mobile */
    .table-responsive {
        font-size: 0.8rem;
    }
    
    /* Hide settings sidebar on mobile (already d-none d-lg-block) */
    
    /* Navbar stats wrap */
    .navbar .d-flex[style*="font-size: 0.75rem"] {
        flex-wrap: wrap;
        gap: 0.25rem !important;
    }
    
    /* Card headers tighter */
    .card-header {
        padding: 0.5rem 0.75rem;
    }
    
    h1 {
        font-size: 1.5rem;
    }
}

/* Animation Utilities */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.fade-in {
    animation: fadeIn 0.3s ease;
}

/* Print Styles */
@media print {
    body {
        background-color: white !important;
        color: black !important;
    }
    
    .card {
        border: 1px solid #ddd !important;
        box-shadow: none !important;
    }
}