/* Component-specific styles that aren't in styles.css */
.btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-family: var(--font-family-primary);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-base);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: var(--spacing-sm);
}

.btn-primary:hover {
    background: var(--color-secondary);
    box-shadow: var(--elevation-2);
    transform: translateY(-1px);
}

.btn-primary:active {
    background: var(--color-primary-active);
    box-shadow: var(--elevation-1);
    transform: translateY(0) scale(0.98);
}

.btn-primary:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-primary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-family: var(--font-family-primary);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-secondary:hover {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--elevation-2);
    transform: translateY(-1px);
}

.btn-secondary:active {
    background: var(--color-secondary);
    color: var(--color-white);
    box-shadow: var(--elevation-1);
    transform: translateY(0) scale(0.98);
}

.btn-secondary:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-secondary:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-ghost {
    background: transparent;
    color: var(--color-primary);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-family: var(--font-family-primary);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-ghost:hover {
    background: var(--color-background-light);
    color: var(--color-secondary);
}

.btn-ghost:active {
    background: var(--color-background-light);
    color: var(--color-secondary);
    transform: scale(0.98);
}

.btn-ghost:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
}

.btn-ghost:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-destructive {
    background: var(--color-destructive);
    color: var(--color-white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-md);
    font-family: var(--font-family-primary);
    font-weight: 600;
    font-size: var(--font-size-base);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-destructive:hover {
    background: var(--color-destructive-hover);
    box-shadow: var(--elevation-2);
    transform: translateY(-1px);
}

.btn-destructive:active {
    background: var(--color-destructive-active);
    box-shadow: var(--elevation-1);
    transform: translateY(0) scale(0.98);
}

.btn-destructive:focus-visible {
    outline: 3px solid var(--color-destructive);
    outline-offset: 2px;
}

.btn-destructive:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.form-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--color-secondary);
    margin-bottom: var(--spacing-lg);
    margin-top: 0;
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    font-size: var(--font-size-sm);
    color: var(--color-text-dark);
}

.form-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-background-light);
    border-radius: var(--radius-md);
    font-family: var(--font-family-primary);
    font-size: var(--font-size-base);
    transition: border-color var(--transition-base);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-focus-ring);
}

.checkbox-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.checkbox-input {
    width: 20px;
    height: 20px;
    accent-color: var(--color-primary);
    cursor: pointer;
}

.alert-success {
    background: var(--color-success-bg);
    border-left: 4px solid var(--color-success-border);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.alert-success strong {
    color: var(--color-success-text);
}

.alert-warning {
    background: var(--color-warning-bg);
    border-left: 4px solid var(--color-warning-border);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.alert-warning strong {
    color: var(--color-warning-text);
}

.alert-error {
    background: var(--color-error-bg);
    border-left: 4px solid var(--color-error-border);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-sm);
}

.alert-error strong {
    color: var(--color-error-text);
}

.alert-info {
    background: var(--color-info-bg);
    border-left: 4px solid var(--color-info-border);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
}

.alert-info strong {
    color: var(--color-info-text);
}

.code-block {
    display: block;
    white-space: pre;
    font-size: var(--font-size-sm);
    line-height: 1.6;
    background: var(--color-background-code);
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
}

.spinner {
    width: 16px;
    height: 16px;
    border: 2px solid var(--color-white);
    border-radius: 50%;
    border-top-color: transparent;
    animation: spin 0.6s linear infinite;
    display: inline-block;
}

.spinner-wrapper {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner-wrapper .spinner {
    position: relative;
    transform: none;
}

.spinner-large {
    width: 48px;
    height: 48px;
    border: 4px solid var(--color-background-light);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin-full 0.8s linear infinite;
}

.skeleton {
    height: 20px;
    background: var(--color-background-light);
    border-radius: var(--radius-sm);
    animation: pulse 1.5s ease-in-out infinite;
}

.skeleton-sm {
    height: 16px;
    background: var(--color-background-light);
    border-radius: var(--radius-sm);
    animation: pulse 1.5s ease-in-out infinite;
}

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

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

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

details {
    margin: var(--spacing-md) 0;
}

summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--color-secondary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    user-select: none;
}

summary:hover {
    background: var(--color-background-light);
}

details[open] summary {
    margin-bottom: var(--spacing-sm);
}

.icon-rounded {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--color-icon-bg);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-size: var(--font-size-xl);
}

.icon-rounded-lg {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--color-icon-bg);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-size: var(--font-size-2xl);
}

.icon-rounded-sm {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: var(--color-icon-bg);
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-full);
    color: var(--color-primary);
    font-size: var(--font-size-base);
}

.icon-table {
    width: 100%;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--elevation-2);
    margin: var(--spacing-md) 0;
}

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

.icon-table th {
    background: var(--color-secondary);
    color: var(--color-white);
    padding: var(--spacing-md);
    text-align: left;
    font-weight: 600;
}

.icon-table td {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-background-light);
    vertical-align: middle;
}

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

.icon-table .icon-cell {
    text-align: center;
    width: 80px;
}

.form-container {
    width: 100%;
    max-width: 100%;
}

/* Responsive form container */
.form-container {
    width: 100%;
    max-width: 100%;
}

@media (min-width: 768px) {
    .form-container {
        max-width: 500px;
    }
}

/* Very small screens: ensure forms don't overflow */
@media (max-width: 375px) {
    .form-container {
        padding: 0;
    }
    
    .form-input {
        font-size: 16px; /* Prevents zoom on iOS */
    }
}

/* Icon styling in list items and headings */
ul li i,
ol li i {
    margin-right: var(--spacing-xs);
    color: var(--color-success-border);
}

h4 i {
    margin-right: var(--spacing-xs);
}

strong i {
    margin-right: var(--spacing-xs);
}

/* Tabs - Horizontal */
.tabs-horizontal {
    width: 100%;
}

.tabs-header {
    display: flex;
    gap: var(--spacing-xs);
    border-bottom: 2px solid var(--color-background-light);
    margin-bottom: var(--spacing-md);
    overflow-x: auto;
}

.tab-button {
    background: transparent;
    border: none;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-family-primary);
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--color-text-medium);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.tab-button:hover {
    color: var(--color-primary);
    background: var(--color-background-light);
}

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

.tabs-content {
    min-height: 200px;
}

.tab-pane {
    display: none;
}

.tab-pane.active {
    display: block;
}

/* Tabs - Vertical */
.tabs-vertical {
    display: flex;
    gap: var(--spacing-lg);
    min-height: 300px;
}

.tabs-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    min-width: 160px;
    border-right: 2px solid var(--color-background-light);
    padding-right: var(--spacing-md);
}

.tab-button-vertical {
    background: transparent;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-family-primary);
    font-weight: 600;
    font-size: var(--font-size-base);
    color: var(--color-text-medium);
    cursor: pointer;
    text-align: left;
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
}

.tab-button-vertical:hover {
    color: var(--color-primary);
    background: var(--color-background-light);
}

.tab-button-vertical.active {
    color: var(--color-white);
    background: var(--color-primary);
    border-left: 3px solid var(--color-secondary);
    padding-left: calc(var(--spacing-md) - 3px);
    font-weight: 700;
}

.tabs-panel {
    flex: 1;
    padding-left: var(--spacing-md);
}

@media (max-width: 768px) {
    .tabs-vertical {
        flex-direction: column;
    }
    
    .tabs-sidebar {
        flex-direction: row;
        overflow-x: auto;
        border-right: none;
        border-bottom: 2px solid var(--color-background-light);
        padding-right: 0;
        padding-bottom: var(--spacing-md);
        min-width: auto;
    }
    
    .tabs-panel {
        padding-left: 0;
        padding-top: var(--spacing-md);
    }
    
    .tab-button-vertical.active {
        border-left: none;
        border-bottom: 3px solid var(--color-secondary);
        padding-left: var(--spacing-md);
        padding-bottom: calc(var(--spacing-sm) - 3px);
    }
}

/* Filter Card Component */
.filter-card {
    background: var(--color-white);
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--elevation-1);
    transition: all var(--transition-base);
    width: 100%;
    min-height: 100px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: relative;
}

.filter-card-select-wrapper {
    position: relative;
    width: 100%;
}

.filter-card-icon {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.2rem;
    color: var(--color-primary);
    opacity: 0.8;
    transition: all var(--transition-base);
    z-index: 1;
    pointer-events: none;
}

.filter-card.active .filter-card-icon {
    color: var(--color-white);
    opacity: 1;
}

.filter-card.category-b .filter-card-icon {
    color: #d35400;
    opacity: 0.8;
}

.filter-card.category-b.active .filter-card-icon {
    color: var(--color-white);
    opacity: 1;
}

.filter-card.active {
    background: var(--color-primary);
    color: var(--color-white);
    box-shadow: var(--elevation-2);
}

/* Category B: More red-orange color */
.filter-card.category-b {
    border-color: #d35400;
}

.filter-card.category-b.active {
    background: #d35400;
    border-color: #d35400;
}

.filter-card.category-b.active .filter-select {
    color: var(--color-white);
}

.filter-card.category-b.active .filter-select option {
    background: #d35400;
    color: var(--color-white);
}

/* Category C: Magenta color for Line and Route */
.filter-card.category-c {
    border-color: #e91e63;
}

.filter-card.category-c .filter-card-icon {
    color: #e91e63;
    opacity: 0.8;
}

.filter-card.category-c.active {
    background: #e91e63;
    border-color: #e91e63;
}

.filter-card.category-c.active .filter-card-icon {
    color: var(--color-white);
    opacity: 1;
}

.filter-card.category-c.active .filter-select {
    color: var(--color-white);
}

.filter-card.category-c.active .filter-select option {
    background: #e91e63;
    color: var(--color-white);
}

/* Category D: Red color for Service Tier */
.filter-card.category-d {
    border-color: #e74c3c;
}

.filter-card.category-d .filter-card-icon {
    color: #e74c3c;
    opacity: 0.8;
}

.filter-card.category-d.active {
    background: #e74c3c;
    border-color: #e74c3c;
}

.filter-card.category-d.active .filter-card-icon {
    color: var(--color-white);
    opacity: 1;
}

.filter-card.category-d.active .filter-select {
    color: var(--color-white);
}

.filter-card.category-d.active .filter-select option {
    background: #e74c3c;
    color: var(--color-white);
}

.filter-select {
    width: 100%;
    padding: var(--spacing-xs) 0;
    padding-left: calc(var(--spacing-md) + 12px);
    padding-right: calc(var(--spacing-md) + 24px);
    border: none;
    font-family: var(--font-family-primary);
    font-size: var(--font-size-lg);
    color: var(--color-text-dark);
    background: transparent url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%232c3e50' d='M6 9L1 4h10z'/%3E%3C/svg%3E") no-repeat right var(--spacing-sm) center;
    cursor: pointer;
    transition: all var(--transition-base);
    appearance: none;
    line-height: 1.5;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.filter-card.active .filter-select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 14 14'%3E%3Cpath d='M2 2l10 10M12 2l-10 10' stroke='white' stroke-width='2' stroke-linecap='round'/%3E%3C/svg%3E");
    color: var(--color-white);
}

.filter-card.active .filter-select option {
    background: var(--color-primary);
    color: var(--color-white);
}

.filter-select:focus {
    outline: none;
}

.filter-card-info {
    margin-top: var(--spacing-xs);
    padding: 0;
    font-size: var(--font-size-sm);
    color: var(--color-text-medium);
    line-height: 1.4;
    transition: all var(--transition-base);
    opacity: 1;
    height: 4.2em;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.filter-card.active .filter-card-info {
    opacity: 1;
    color: var(--color-white);
    max-height: 4.2em;
    margin-top: var(--spacing-xs);
    padding: 0;
}

/* Filter Card Grid Layout */
.filter-demo-grid,
.filter-filters-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-lg);
    max-width: 100%;
}

@media (min-width: 1200px) {
    .filter-demo-grid,
    .filter-filters-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (min-width: 768px) and (max-width: 1199px) {
    .filter-demo-grid,
    .filter-filters-grid {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }
}

@media (max-width: 767px) {
    .filter-demo-grid,
    .filter-filters-grid {
        grid-template-columns: 1fr;
    }
}