/* McMaster Seat Tracker - Styles */

:root {
    --mcmaster-maroon: #7A003C;
    --mcmaster-gold: #FDBF57;
    --success-green: #28a745;
    --danger-red: #dc3545;
    --warning-yellow: #ffc107;
    --gray-100: #f8f9fa;
    --gray-200: #e9ecef;
    --gray-300: #dee2e6;
    --gray-700: #495057;
    --gray-900: #212529;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    line-height: 1.6;
    color: var(--gray-900);
    background-color: var(--gray-100);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background-color: var(--mcmaster-maroon);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 1.5rem;
    align-items: center;
}

.nav-menu a {
    color: white;
    text-decoration: none;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: background-color 0.2s;
}

.nav-menu a:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

.nav-menu .btn-primary {
    background-color: var(--mcmaster-gold);
    color: var(--mcmaster-maroon);
    font-weight: 600;
}

.nav-menu .btn-primary:hover {
    background-color: #fdd378;
}

/* Main Content */
main {
    padding: 2rem 0;
    min-height: calc(100vh - 200px);
}

h2 {
    color: var(--mcmaster-maroon);
    margin-bottom: 1.5rem;
}

/* Alerts */
.alert {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 4px;
    border: 1px solid transparent;
}

.alert-success {
    background-color: #d4edda;
    border-color: #c3e6cb;
    color: #155724;
}

.alert-error {
    background-color: #f8d7da;
    border-color: #f5c6cb;
    color: #721c24;
}

/* Header Section */
.header-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1rem;
    text-decoration: none;
    transition: all 0.2s;
}

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

.btn-primary:hover {
    background-color: #5a0028;
}

.btn-secondary {
    background-color: var(--gray-300);
    color: var(--gray-700);
}

.btn-secondary:hover {
    background-color: var(--gray-200);
}

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

.btn-danger:hover {
    background-color: #c82333;
}

/* Watch Cards */
.watches-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.watch-card {
    background: white;
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
    border-left: 4px solid var(--gray-300);
    transition: transform 0.2s, box-shadow 0.2s;
}

.watch-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
}

.watch-card.status-open {
    border-left-color: var(--success-green);
}

.watch-card.status-closed {
    border-left-color: var(--danger-red);
}

.watch-card.status-waitlist {
    border-left-color: var(--warning-yellow);
}

.watch-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    margin-bottom: 1rem;
}

.watch-header h3 {
    color: var(--mcmaster-maroon);
    font-size: 1.25rem;
}

.status-badge {
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.status-badge.status-open {
    background-color: #d4edda;
    color: #155724;
}

.status-badge.status-closed {
    background-color: #f8d7da;
    color: #721c24;
}

.status-badge.status-waitlist {
    background-color: #fff3cd;
    color: #856404;
}

.watch-details p {
    margin: 0.5rem 0;
    font-size: 0.9rem;
}

.watch-details .last-checked {
    color: var(--gray-700);
    font-size: 0.85rem;
}

.watch-actions {
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--gray-200);
}

/* Forms */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.watch-form {
    margin-top: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: var(--gray-700);
}

.form-group input,
.form-group select {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    font-size: 1rem;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--mcmaster-maroon);
    box-shadow: 0 0 0 3px rgba(122, 0, 60, 0.1);
}

.form-group small {
    display: block;
    margin-top: 0.25rem;
    color: var(--gray-700);
    font-size: 0.85rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.checkbox-group label {
    display: flex;
    align-items: center;
    font-weight: normal;
}

.checkbox-group input {
    width: auto;
    margin-right: 0.5rem;
}

.form-actions {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

/* Help Section */
.help-section {
    margin-top: 2rem;
    padding: 1.5rem;
    background-color: var(--gray-100);
    border-radius: 4px;
}

.help-section h3 {
    margin-bottom: 1rem;
    font-size: 1rem;
}

.help-section ol {
    margin-left: 1.5rem;
}

.help-section a {
    color: var(--mcmaster-maroon);
}

/* Search */
.search-form {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.search-input {
    flex: 1;
    padding: 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: 4px;
    font-size: 1rem;
}

/* Subjects List */
.subjects-list {
    background: white;
    border-radius: 8px;
    padding: 1rem;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.subject-item {
    display: flex;
    padding: 1rem;
    border-bottom: 1px solid var(--gray-200);
}

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

.subject-code {
    font-weight: 600;
    color: var(--mcmaster-maroon);
    min-width: 120px;
}

.subject-name {
    color: var(--gray-700);
}

/* Users Table */
.users-table {
    width: 100%;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.users-table thead {
    background-color: var(--mcmaster-maroon);
    color: white;
}

.users-table th,
.users-table td {
    padding: 1rem;
    text-align: left;
}

.users-table tbody tr {
    border-bottom: 1px solid var(--gray-200);
}

.users-table tbody tr:hover {
    background-color: var(--gray-100);
}

/* Empty State */
.empty-state {
    text-align: center;
    padding: 3rem;
    background: white;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.empty-state h3 {
    color: var(--gray-700);
    margin-bottom: 1rem;
}

.empty-state p {
    color: var(--gray-700);
    margin-bottom: 1.5rem;
}

/* Footer */
footer {
    background-color: var(--gray-900);
    color: white;
    padding: 2rem 0;
    margin-top: 4rem;
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
        gap: 1rem;
    }

    .nav-menu {
        flex-wrap: wrap;
        justify-content: center;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .header-section {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
}