/**
 * Charity Voice - Frontend Styles
 */

/* ========================================
   CSS Variables
   ======================================== */
:root {
    --cv-primary: #2563eb;
    --cv-primary-hover: #1d4ed8;
    --cv-success: #10b981;
    --cv-warning: #f59e0b;
    --cv-danger: #ef4444;
    --cv-gray-50: #f9fafb;
    --cv-gray-100: #f3f4f6;
    --cv-gray-200: #e5e7eb;
    --cv-gray-300: #d1d5db;
    --cv-gray-400: #9ca3af;
    --cv-gray-500: #6b7280;
    --cv-gray-600: #4b5563;
    --cv-gray-700: #374151;
    --cv-gray-800: #1f2937;
    --cv-gray-900: #111827;
    --cv-border-radius: 8px;
    --cv-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
    --cv-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

/* ========================================
   Voting Form Container
   ======================================== */
.cv-voting-form {
    background: #fff;
    border: 1px solid var(--cv-gray-200);
    border-radius: var(--cv-border-radius);
    padding: 24px;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: var(--cv-shadow);
}

.cv-voting-form h3 {
    margin: 0 0 8px 0;
    font-size: 1.5rem;
    color: var(--cv-gray-900);
}

.cv-voting-form > p {
    margin: 0 0 24px 0;
    color: var(--cv-gray-600);
}

/* ========================================
   Form Sections
   ======================================== */
.cv-form-section {
    margin-bottom: 24px;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--cv-gray-100);
}

.cv-form-section:last-of-type {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.cv-form-section h4 {
    margin: 0 0 12px 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--cv-gray-800);
}

/* ========================================
   Vote Buttons
   ======================================== */
.cv-vote-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.cv-vote-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 16px 32px;
    border: 2px solid var(--cv-gray-200);
    border-radius: var(--cv-border-radius);
    background: #fff;
    cursor: pointer;
    transition: all 0.2s ease;
    font-size: 1rem;
    font-weight: 500;
    color: var(--cv-gray-700);
    flex: 1;
    min-width: 140px;
}

.cv-vote-btn:hover {
    border-color: var(--cv-gray-300);
    background: var(--cv-gray-50);
}

.cv-vote-btn.selected {
    border-width: 2px;
}

.cv-vote-btn.upvote.selected {
    border-color: var(--cv-success);
    background: rgba(16, 185, 129, 0.1);
    color: var(--cv-success);
}

.cv-vote-btn.downvote.selected {
    border-color: var(--cv-danger);
    background: rgba(239, 68, 68, 0.1);
    color: var(--cv-danger);
}

.cv-vote-btn .icon {
    font-size: 1.5rem;
}

.cv-vote-btn input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

/* ========================================
   Satisfaction Options
   ======================================== */
.cv-satisfaction-options {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}

.cv-satisfaction-option {
    flex: 1;
    min-width: 80px;
}

.cv-satisfaction-option input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.cv-satisfaction-option label {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 12px 8px;
    border: 2px solid var(--cv-gray-200);
    border-radius: var(--cv-border-radius);
    cursor: pointer;
    transition: all 0.2s ease;
    text-align: center;
}

.cv-satisfaction-option label:hover {
    border-color: var(--cv-gray-300);
    background: var(--cv-gray-50);
}

.cv-satisfaction-option input:checked + label {
    border-color: var(--cv-primary);
    background: rgba(37, 99, 235, 0.1);
}

.cv-satisfaction-option .emoji {
    font-size: 1.75rem;
    line-height: 1;
}

.cv-satisfaction-option .label-text {
    font-size: 0.75rem;
    color: var(--cv-gray-600);
    line-height: 1.2;
}

/* ========================================
   Star Rating
   ======================================== */
.cv-star-rating {
    display: flex;
    gap: 4px;
    flex-direction: row-reverse;
    justify-content: flex-end;
}

.cv-star-rating input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.cv-star-rating label {
    font-size: 2rem;
    color: var(--cv-gray-300);
    cursor: pointer;
    transition: color 0.15s ease;
    line-height: 1;
}

.cv-star-rating label:hover,
.cv-star-rating label:hover ~ label,
.cv-star-rating input:checked ~ label {
    color: #fbbf24;
}

.cv-star-rating label::before {
    content: "★";
}

/* ========================================
   Form Fields
   ======================================== */
.cv-form-group {
    margin-bottom: 16px;
}

.cv-form-group:last-child {
    margin-bottom: 0;
}

.cv-form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 500;
    color: var(--cv-gray-700);
    font-size: 0.875rem;
}

.cv-form-group input[type="text"],
.cv-form-group input[type="email"],
.cv-form-group input[type="number"],
.cv-form-group textarea,
.cv-form-group select {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--cv-gray-300);
    border-radius: 6px;
    font-size: 1rem;
    color: var(--cv-gray-900);
    background: #fff;
    transition: border-color 0.15s ease, box-shadow 0.15s ease;
    box-sizing: border-box;
}

.cv-form-group input:focus,
.cv-form-group textarea:focus,
.cv-form-group select:focus {
    outline: none;
    border-color: var(--cv-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.cv-form-group textarea {
    min-height: 100px;
    resize: vertical;
}

.cv-form-group .description {
    margin-top: 4px;
    font-size: 0.8rem;
    color: var(--cv-gray-500);
}

/* Checkbox styling */
.cv-checkbox-group {
    display: flex;
    align-items: flex-start;
    gap: 8px;
}

.cv-checkbox-group input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin-top: 2px;
    accent-color: var(--cv-primary);
}

.cv-checkbox-group label {
    margin-bottom: 0;
    font-weight: normal;
}

/* Conditional field */
.cv-conditional-field {
    margin-top: 12px;
    padding-left: 26px;
    display: none;
}

.cv-conditional-field.visible {
    display: block;
}

/* Two column layout */
.cv-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

@media (max-width: 500px) {
    .cv-form-row {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Submit Button
   ======================================== */
.cv-submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    width: 100%;
    padding: 14px 24px;
    background: var(--cv-primary);
    color: #fff;
    border: none;
    border-radius: var(--cv-border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: background 0.2s ease;
}

.cv-submit-btn:hover {
    background: var(--cv-primary-hover);
}

.cv-submit-btn:disabled {
    background: var(--cv-gray-400);
    cursor: not-allowed;
}

.cv-submit-btn .spinner {
    display: none;
    width: 20px;
    height: 20px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: cv-spin 0.8s linear infinite;
}

.cv-submit-btn.loading .spinner {
    display: block;
}

.cv-submit-btn.loading .btn-text {
    display: none;
}

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

/* ========================================
   Privacy Note
   ======================================== */
.cv-privacy-note {
    margin-top: 16px;
    padding: 12px;
    background: var(--cv-gray-50);
    border-radius: 6px;
    font-size: 0.8rem;
    color: var(--cv-gray-600);
    text-align: center;
}

/* ========================================
   Messages
   ======================================== */
.cv-message {
    padding: 16px;
    border-radius: var(--cv-border-radius);
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.cv-message-icon {
    font-size: 1.25rem;
    line-height: 1;
}

.cv-message-content {
    flex: 1;
}

.cv-message-content p {
    margin: 0;
}

.cv-message.success {
    background: rgba(16, 185, 129, 0.1);
    border: 1px solid var(--cv-success);
    color: #065f46;
}

.cv-message.error {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--cv-danger);
    color: #991b1b;
}

.cv-message.info {
    background: rgba(37, 99, 235, 0.1);
    border: 1px solid var(--cv-primary);
    color: #1e40af;
}

/* ========================================
   Charity List Grid
   ======================================== */
.cv-charity-grid {
    display: grid;
    gap: 24px;
}

.cv-charity-grid.columns-2 {
    grid-template-columns: repeat(2, 1fr);
}

.cv-charity-grid.columns-3 {
    grid-template-columns: repeat(3, 1fr);
}

.cv-charity-grid.columns-4 {
    grid-template-columns: repeat(4, 1fr);
}

@media (max-width: 900px) {
    .cv-charity-grid.columns-4,
    .cv-charity-grid.columns-3 {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .cv-charity-grid.columns-4,
    .cv-charity-grid.columns-3,
    .cv-charity-grid.columns-2 {
        grid-template-columns: 1fr;
    }
}

/* ========================================
   Charity Card
   ======================================== */
.cv-charity-card {
    background: #fff;
    border: 1px solid var(--cv-gray-200);
    border-radius: var(--cv-border-radius);
    overflow: hidden;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}

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

.cv-charity-thumbnail {
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--cv-gray-100);
}

.cv-charity-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.cv-charity-thumbnail .no-image {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    color: var(--cv-gray-400);
    font-size: 3rem;
}

.cv-charity-content {
    padding: 16px;
}

.cv-charity-content h3 {
    margin: 0 0 8px 0;
    font-size: 1.125rem;
    color: var(--cv-gray-900);
}

.cv-charity-content h3 a {
    color: inherit;
    text-decoration: none;
}

.cv-charity-content h3 a:hover {
    color: var(--cv-primary);
}

.cv-charity-excerpt {
    margin: 0 0 12px 0;
    font-size: 0.875rem;
    color: var(--cv-gray-600);
    line-height: 1.5;
}

/* Charity Stats */
.cv-charity-stats {
    display: flex;
    gap: 16px;
    padding: 12px 0;
    border-top: 1px solid var(--cv-gray-100);
    margin-bottom: 12px;
}

.cv-stat {
    text-align: center;
    flex: 1;
}

.cv-stat-value {
    display: block;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--cv-gray-900);
}

.cv-stat-label {
    font-size: 0.7rem;
    color: var(--cv-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Rate Button */
.cv-rate-btn {
    display: block;
    width: 100%;
    padding: 10px 16px;
    background: var(--cv-primary);
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 0.875rem;
    font-weight: 600;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    transition: background 0.2s ease;
}

.cv-rate-btn:hover {
    background: var(--cv-primary-hover);
    color: #fff;
}

/* ========================================
   Charity Selector
   ======================================== */
.cv-charity-selector {
    background: #fff;
    border: 1px solid var(--cv-gray-200);
    border-radius: var(--cv-border-radius);
    padding: 24px;
    max-width: 600px;
    margin: 0 auto;
    box-shadow: var(--cv-shadow);
}

.cv-charity-selector h3 {
    margin: 0 0 16px 0;
    font-size: 1.25rem;
    color: var(--cv-gray-900);
}

.cv-charity-search {
    position: relative;
    margin-bottom: 16px;
}

.cv-charity-search input {
    width: 100%;
    padding: 12px 16px 12px 44px;
    border: 1px solid var(--cv-gray-300);
    border-radius: 6px;
    font-size: 1rem;
    box-sizing: border-box;
}

.cv-charity-search .search-icon {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--cv-gray-400);
}

.cv-charity-dropdown {
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--cv-gray-200);
    border-radius: 6px;
}

.cv-charity-option {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    cursor: pointer;
    transition: background 0.15s ease;
    border-bottom: 1px solid var(--cv-gray-100);
}

.cv-charity-option:last-child {
    border-bottom: none;
}

.cv-charity-option:hover {
    background: var(--cv-gray-50);
}

.cv-charity-option.selected {
    background: rgba(37, 99, 235, 0.1);
}

.cv-charity-option img {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    object-fit: cover;
}

.cv-charity-option .charity-info {
    flex: 1;
}

.cv-charity-option .charity-name {
    font-weight: 600;
    color: var(--cv-gray-900);
}

.cv-charity-option .charity-category {
    font-size: 0.8rem;
    color: var(--cv-gray-500);
}

/* ========================================
   Leaderboard
   ======================================== */
.cv-leaderboard {
    background: #fff;
    border: 1px solid var(--cv-gray-200);
    border-radius: var(--cv-border-radius);
    overflow: hidden;
    box-shadow: var(--cv-shadow);
}

.cv-leaderboard-header {
    padding: 20px 24px;
    background: var(--cv-gray-50);
    border-bottom: 1px solid var(--cv-gray-200);
}

.cv-leaderboard-header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--cv-gray-900);
}

.cv-leaderboard-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.cv-leaderboard-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    border-bottom: 1px solid var(--cv-gray-100);
    transition: background 0.15s ease;
}

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

.cv-leaderboard-item:hover {
    background: var(--cv-gray-50);
}

.cv-leaderboard-rank {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.875rem;
    background: var(--cv-gray-200);
    color: var(--cv-gray-600);
}

.cv-leaderboard-item:nth-child(1) .cv-leaderboard-rank {
    background: linear-gradient(135deg, #fbbf24, #f59e0b);
    color: #fff;
}

.cv-leaderboard-item:nth-child(2) .cv-leaderboard-rank {
    background: linear-gradient(135deg, #9ca3af, #6b7280);
    color: #fff;
}

.cv-leaderboard-item:nth-child(3) .cv-leaderboard-rank {
    background: linear-gradient(135deg, #d97706, #b45309);
    color: #fff;
}

.cv-leaderboard-charity {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 12px;
}

.cv-leaderboard-charity img {
    width: 48px;
    height: 48px;
    border-radius: 6px;
    object-fit: cover;
}

.cv-leaderboard-charity .charity-name {
    font-weight: 600;
    color: var(--cv-gray-900);
}

.cv-leaderboard-charity .charity-name a {
    color: inherit;
    text-decoration: none;
}

.cv-leaderboard-charity .charity-name a:hover {
    color: var(--cv-primary);
}

.cv-leaderboard-charity .charity-category {
    font-size: 0.8rem;
    color: var(--cv-gray-500);
}

.cv-leaderboard-stats {
    display: flex;
    gap: 24px;
    text-align: right;
}

.cv-leaderboard-stats .stat {
    min-width: 60px;
}

.cv-leaderboard-stats .stat-value {
    display: block;
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--cv-gray-900);
}

.cv-leaderboard-stats .stat-label {
    font-size: 0.7rem;
    color: var(--cv-gray-500);
    text-transform: uppercase;
}

/* ========================================
   Modal
   ======================================== */
.cv-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 999999;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    padding: 20px;
}

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

.cv-modal {
    background: #fff;
    border-radius: var(--cv-border-radius);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.cv-modal-overlay.active .cv-modal {
    transform: scale(1);
}

.cv-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid var(--cv-gray-200);
    position: sticky;
    top: 0;
    background: #fff;
    z-index: 1;
}

.cv-modal-header h3 {
    margin: 0;
    font-size: 1.25rem;
    color: var(--cv-gray-900);
}

.cv-modal-close {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--cv-gray-500);
    cursor: pointer;
    border-radius: 6px;
    transition: background 0.15s ease, color 0.15s ease;
}

.cv-modal-close:hover {
    background: var(--cv-gray-100);
    color: var(--cv-gray-900);
}

.cv-modal-body {
    padding: 24px;
}

.cv-modal-body .cv-voting-form {
    border: none;
    padding: 0;
    box-shadow: none;
    max-width: none;
}

/* Loading state in modal */
.cv-modal-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 48px;
    gap: 16px;
}

.cv-modal-loading .spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--cv-gray-200);
    border-top-color: var(--cv-primary);
    border-radius: 50%;
    animation: cv-spin 0.8s linear infinite;
}

/* ========================================
   Responsive Adjustments
   ======================================== */
@media (max-width: 600px) {
    .cv-voting-form {
        padding: 16px;
    }
    
    .cv-vote-buttons {
        flex-direction: column;
    }
    
    .cv-vote-btn {
        min-width: auto;
    }
    
    .cv-satisfaction-options {
        flex-wrap: wrap;
    }
    
    .cv-satisfaction-option {
        min-width: 60px;
    }
    
    .cv-satisfaction-option .label-text {
        font-size: 0.65rem;
    }
    
    .cv-leaderboard-stats {
        flex-direction: column;
        gap: 8px;
    }
    
    .cv-leaderboard-stats .stat {
        text-align: left;
    }
}

/* ========================================
   No Results
   ======================================== */
.cv-no-results {
    text-align: center;
    padding: 48px 24px;
    background: var(--cv-gray-50);
    border-radius: var(--cv-border-radius);
    color: var(--cv-gray-600);
}

.cv-no-results .icon {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.cv-no-results h4 {
    margin: 0 0 8px 0;
    color: var(--cv-gray-900);
}

.cv-no-results p {
    margin: 0;
}