/**
 * Estils principals de l'aplicació
 * Mobile First - Material Design 3
 */

.app-container {
    display: flex;
    min-height: 100vh;
    background-color: var(--md-surface);
}

/* Sidebar */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    width: 280px;
    height: 100vh;
    background-color: var(--md-surface);
    box-shadow: var(--md-elevation-2);
    z-index: 1000;
    transform: translateX(-100%);
    transition: transform 0.3s ease;
    display: flex;
    flex-direction: column;
}

.sidebar.open {
    transform: translateX(0);
}

.sidebar-header {
    padding: var(--md-spacing-md);
    border-bottom: 1px solid var(--md-surface-variant);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.sidebar-header h2 {
    font-size: var(--md-font-size-h3);
    color: var(--md-primary);
    margin: 0;
}

.sidebar-brand {
    display: block;
    text-decoration: none;
    color: inherit;
    flex: 1;
    min-width: 0;
}
.sidebar-brand:hover {
    color: var(--md-primary);
}
.sidebar-brand h2 {
    pointer-events: none;
}

.sidebar-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--md-spacing-xs);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.sidebar-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--md-on-surface);
    transition: all 0.3s ease;
}

.sidebar-nav {
    flex: 1;
    padding: var(--md-spacing-sm) var(--md-spacing-md);
    overflow-y: auto;
}

/* Grup de menú tipus card / list-group */
.nav-group {
    margin-bottom: var(--md-spacing-md);
    background-color: var(--md-primary-container);
    border: 1px solid var(--md-primary);
    border-radius: var(--md-radius-lg);
    overflow: hidden;
    box-shadow: var(--md-elevation-1);
}

.nav-group-title {
    display: block;
    padding: var(--md-spacing-sm) var(--md-spacing-md);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--md-on-surface-variant);
    background-color: rgba(103, 80, 164, 0.12);
    border-bottom: 1px solid rgba(103, 80, 164, 0.2);
}

.nav-group .nav-item {
    margin: 0;
    border-radius: 0;
    border-bottom: 1px solid rgba(103, 80, 164, 0.15);
    color: var(--md-on-surface);
}

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

.nav-group .nav-item:hover {
    background-color: rgba(103, 80, 164, 0.15);
}

.nav-item {
    display: flex;
    align-items: center;
    gap: var(--md-spacing-md);
    padding: var(--md-spacing-md);
    color: var(--md-on-surface);
    text-decoration: none;
    transition: background-color 0.2s ease;
}

.nav-item:hover {
    background-color: var(--md-surface-variant);
}

.nav-icon {
    font-size: 20px;
    width: 24px;
    text-align: center;
}

.nav-text {
    font-weight: 500;
}

.sidebar-footer {
    padding: var(--md-spacing-md);
    border-top: 1px solid var(--md-surface-variant);
}

.user-info {
    margin-bottom: var(--md-spacing-sm);
}

.user-name {
    display: block;
    font-weight: 500;
    color: var(--md-on-surface);
    margin-bottom: 2px;
}

.user-role {
    display: block;
    font-size: var(--md-font-size-small);
    color: var(--md-on-surface-variant);
}

.logout-btn {
    display: block;
    width: 100%;
    padding: var(--md-spacing-sm) var(--md-spacing-md);
    background-color: var(--md-error-container);
    color: var(--md-error);
    text-align: center;
    text-decoration: none;
    border-radius: var(--md-radius-md);
    font-weight: 500;
    transition: background-color 0.2s ease;
}

.logout-btn:hover {
    background-color: #FFC4BE;
}

/* Overlay per mòbil */
.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

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

/* Contingut principal */
.main-content {
    flex: 1;
    width: 100%;
    min-height: 100vh;
    transition: margin-left 0.3s ease;
}

.top-bar {
    background-color: var(--md-surface);
    padding: var(--md-spacing-md);
    border-bottom: 1px solid var(--md-surface-variant);
    display: flex;
    align-items: center;
    gap: var(--md-spacing-md);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--md-elevation-1);
    
}

.top-bar-actions {
    margin-left: auto;
}

.btn-add-parada {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.menu-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--md-spacing-xs);
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.menu-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--md-on-surface);
    transition: all 0.3s ease;
}

.page-title {
    font-size: var(--md-font-size-h2);
    font-weight: 500;
    margin: 0;
    color: var(--md-on-surface);
}

.content-wrapper {
    padding: var(--md-spacing-md);
}

/* Pàgina 404 */
.error-page.error-404 {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 60vh;
    padding: var(--md-spacing-xl);
}
.error-404-card {
    text-align: center;
    max-width: 420px;
    padding: var(--md-spacing-xl);
    background: var(--md-surface);
    border-radius: var(--md-radius-lg);
    box-shadow: var(--md-elevation-2);
    border: 1px solid rgba(0, 0, 0, 0.06);
}
.error-404-icon {
    font-size: 3rem;
    color: var(--md-error);
    margin-bottom: var(--md-spacing-md);
}
.error-404-icon .bi {
    font-size: 1em;
}
.error-404-code {
    font-size: 3.5rem;
    font-weight: 700;
    color: var(--md-primary);
    margin: 0 0 var(--md-spacing-sm);
    line-height: 1;
}
.error-404-title {
    font-size: var(--md-font-size-large);
    font-weight: 600;
    color: var(--md-on-surface);
    margin: 0 0 var(--md-spacing-sm);
}
.error-404-message {
    font-size: var(--md-font-size-base);
    color: var(--md-on-surface-variant);
    margin: 0 0 var(--md-spacing-lg);
    line-height: 1.5;
}
.error-404-home {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 10px 20px;
    background-color: var(--md-primary);
    color: var(--md-on-primary);
    text-decoration: none;
    border-radius: var(--md-radius-sm);
    font-weight: 500;
    transition: background-color 0.2s ease, box-shadow 0.2s ease;
}
.error-404-home:hover {
    background-color: #0d3d6b;
    color: var(--md-on-primary);
    box-shadow: var(--md-elevation-1);
}

/* Dashboard */
.dashboard {
    width: 100%;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--md-spacing-md);
}

.stat-card {
    background-color: var(--md-surface);
    border-radius: var(--md-radius-lg);
    padding: var(--md-spacing-md);
    box-shadow: var(--md-elevation-1);
    display: flex;
    align-items: center;
    gap: var(--md-spacing-md);
    transition: box-shadow 0.2s ease;
}

.stat-card:hover {
    box-shadow: var(--md-elevation-2);
}

.stat-card-clickable {
    cursor: pointer;
}
.stat-card-clickable:hover {
    box-shadow: var(--md-elevation-2);
    background-color: rgba(var(--md-primary-rgb, 103, 80, 164), 0.04);
}
.stat-card-clickable:focus {
    outline: 2px solid var(--md-primary);
    outline-offset: 2px;
}

/* Parades acceptades: icona amb fons verdós */
.stat-card-accepted .stat-icon {
    background-color: #c8e6c9;
    color: #2e7d32;
}
.stat-card-accepted.stat-card-clickable:hover .stat-icon {
    background-color: #a5d6a7;
}

/* Parades denegades: icona amb fons vermellós */
.stat-card-denied .stat-icon {
    background-color: #ffcdd2;
    color: #c62828;
}
.stat-card-denied.stat-card-clickable:hover .stat-icon {
    background-color: #ef9a9a;
}

.stat-icon {
    font-size: 32px;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--md-primary-container);
    border-radius: var(--md-radius-md);
    flex-shrink: 0;
}

.stat-content {
    flex: 1;
}

.stat-content h3 {
    font-size: var(--md-font-size-small);
    font-weight: 500;
    color: var(--md-on-surface-variant);
    margin-bottom: var(--md-spacing-xs);
}

.stat-value {
    font-size: 28px;
    font-weight: 500;
    color: var(--md-on-surface);
    margin: 0;
}

/* Tablet */
@media (min-width: 768px) {
    .sidebar {
        position: relative;
        transform: translateX(0);
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .menu-toggle {
        display: none;
    }
    
    .sidebar-toggle {
        display: none;
    }
    
    .sidebar-overlay {
        display: none;
    }
    
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* Desktop */
@media (min-width: 1024px) {
    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }
    
    .content-wrapper {
        padding: var(--md-spacing-lg);
    }
}
.user-name-link { color: inherit; text-decoration: none; }
.user-name-link:hover { text-decoration: underline; }

.profile-panel { max-width: 600px; }
.profile-section { margin-bottom: 2rem; padding: 1rem; border: 1px solid var(--md-surface-variant, #e0e0e0); border-radius: 8px; }
.profile-section h3 { margin-top: 0; }
.profile-form label { display: block; margin-top: 0.5rem; }
.profile-form input { margin-bottom: 0.5rem; width: 100%; max-width: 300px; }
.profile-form button { margin-top: 0.5rem; }
.form-error { color: var(--md-error, #b00020); font-size: 0.9rem; display: block; margin-top: 0.25rem; }
#qrContainer img { margin: 0.5rem 0; }
.profile-2fa-qr { margin-bottom: var(--md-spacing-md, 16px); }
.profile-2fa-modal .modal-body .modal-form { margin-top: 0.5rem; }
.profile-2fa-modal .modal-actions { margin-top: var(--md-spacing-md, 16px); }

/* Modal Activar 2FA: tot el contingut centrat */
.profile-2fa-modal .modal-body {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}
.profile-2fa-modal .modal-body p {
    margin: 0 0 0.5em;
    width: 100%;
}
.profile-2fa-modal .profile-2fa-qr {
    display: flex;
    justify-content: center;
    width: 100%;
}
.profile-2fa-modal .modal-form {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    max-width: 220px;
}
.profile-2fa-modal .modal-form label { text-align: center; }
.profile-2fa-modal .modal-form input { text-align: center; }
.profile-2fa-modal .modal-actions {
    display: flex;
    justify-content: center;
    width: 100%;
}

/* Modals (estils compartits per a totes les pàgines: parades, usuaris, etc.) */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.2s ease, visibility 0.2s ease;
}
.modal-overlay.modal-open {
    opacity: 1;
    visibility: visible;
}
.modal-box {
    background: var(--md-surface);
    border-radius: var(--md-radius-lg);
    box-shadow: var(--md-elevation-3);
    padding: var(--md-spacing-lg);
    max-width: 420px;
    width: 90%;
}
.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--md-spacing-md);
    padding-bottom: var(--md-spacing-sm);
    border-bottom: 1px solid var(--md-surface-variant);
}
.modal-title {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--md-on-surface);
}
.modal-close {
    background: none;
    border: none;
    padding: var(--md-spacing-xs);
    cursor: pointer;
    color: var(--md-on-surface-variant);
    border-radius: var(--md-radius-sm);
}
.modal-close:hover {
    background-color: var(--md-surface-variant);
    color: var(--md-on-surface);
}
.modal-box p { margin: 0 0 1em; color: var(--md-on-surface-variant); font-size: 0.95rem; }
.modal-form { margin-bottom: 1em; }
.modal-form label { display: block; margin-bottom: 4px; font-weight: 500; }
.modal-form input { width: 100%; padding: 8px 12px; border: 1px solid var(--md-outline); border-radius: var(--md-radius-sm); }
.modal-error { color: #dc2626; font-size: 0.875rem; margin-top: 4px; }
.modal-actions { display: flex; gap: 12px; justify-content: flex-end; }
.modal-actions .btn-secondary { background: var(--md-surface-variant); color: var(--md-on-surface); border: none; padding: 8px 16px; border-radius: var(--md-radius-sm); cursor: pointer; }
.modal-actions .btn-primary { padding: 8px 16px; }