/* ===========================
   Provider Detail Page
   =========================== */

.provider-detail-section {
    padding: 3rem 0;
    background: var(--bg-white);
}

.provider-header {
    display: flex;
    gap: 2.5rem;
    margin-bottom: 0;
    padding: 2.5rem;
    background: linear-gradient(135deg, #312e81 0%, #4f46e5 60%, #0ea5e9 100%);
    border-radius: var(--radius-xl);
    color: var(--text-inverse);
    position: relative;
    overflow: hidden;
}
.provider-header::before {
    content: '';
    position: absolute;
    top: -50%; right: -20%;
    width: 60%; height: 200%;
    background: radial-gradient(circle, rgba(255,255,255,0.06) 0%, transparent 60%);
    pointer-events: none;
}

.provider-logo-large {
    width: 100px; height: 100px;
    border-radius: var(--radius-lg);
    background: rgba(255,255,255,0.2);
    display: flex; align-items: center; justify-content: center;
    color: var(--text-inverse);
    font-weight: 800;
    font-size: 2.5rem;
    flex-shrink: 0;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.15);
}

.provider-info-main { flex: 1; position: relative; }
.provider-info-main h1 {
    font-size: 2.25rem;
    margin-bottom: 0.75rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}
.provider-meta { display: flex; gap: 1.5rem; flex-wrap: wrap; margin-bottom: 1rem; }
.meta-item {
    display: flex; align-items: center; gap: 0.375rem;
    color: rgba(255,255,255,0.8);
    font-size: 0.9375rem;
}
.meta-item a { color: rgba(255,255,255,0.9); text-decoration: underline; text-underline-offset: 2px; }
.meta-item a:hover { color: #fff; }

.rating-large {
    display: flex; align-items: center; gap: 0.75rem;
    margin-bottom: 1rem;
}
.rating-large .stars { font-size: 1.5rem; color: #fbbf24; }
.rating-large .rating-number { font-size: 1.75rem; font-weight: 800; color: #fff; }

.provider-description {
    line-height: 1.8;
    color: rgba(255,255,255,0.85);
    margin-bottom: 1.25rem;
    max-width: 600px;
}
.provider-actions { display: flex; gap: 0.75rem; }
.provider-actions .btn-primary {
    background: rgba(255,255,255,0.15);
    border: 1px solid rgba(255,255,255,0.3);
    color: #fff;
    backdrop-filter: blur(4px);
}
.provider-actions .btn-primary:hover {
    background: rgba(255,255,255,0.25);
    transform: translateY(-1px);
}
.provider-actions .btn-outline {
    border-color: rgba(255,255,255,0.4);
    color: rgba(255,255,255,0.9);
    background: transparent;
}
.provider-actions .btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: rgba(255,255,255,0.6);
    color: #fff;
}

/* 评价统计 */
.reviews-section {
    padding: 3rem 0;
    background: var(--bg-color);
}
.review-stats {
    background: var(--bg-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    margin-bottom: 2rem;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}
.rating-summary {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 3rem;
    align-items: center;
}
.average-rating { text-align: center; }
.average-rating .rating-number {
    font-size: 3.5rem; font-weight: 800;
    color: var(--text-color);
    display: block; margin-bottom: 0.25rem;
    line-height: 1;
}
.average-rating .stars { font-size: 1.75rem; color: var(--warning-color); }
.review-total { color: var(--text-light); font-size: 0.875rem; }

.rating-distribution { display: flex; flex-direction: column; gap: 0.5rem; }
.rating-bar { display: flex; align-items: center; gap: 0.75rem; }
.rating-bar-label { width: 45px; text-align: right; font-size: 0.8125rem; color: var(--text-secondary); font-weight: 500; }
.rating-bar-track {
    flex: 1; height: 12px;
    background: var(--border-light);
    border-radius: var(--radius-full);
    overflow: hidden;
}
.rating-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--warning-color), #fbbf24);
    border-radius: var(--radius-full);
    transition: width 0.6s ease;
}
.rating-bar-count { width: 40px; font-size: 0.8125rem; color: var(--text-light); font-weight: 500; }

/* 评价列表 */
.reviews-filters {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 1.5rem; flex-wrap: wrap; gap: 1rem;
}
.reviews-filters select {
    padding: 0.5rem 1rem;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    transition: border-color var(--transition-fast);
}
.reviews-filters select:focus { border-color: var(--primary-color); outline: none; }

.reviews-list { display: flex; flex-direction: column; gap: 1.25rem; }
.review-card {
    background: var(--bg-white);
    padding: 1.75rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    transition: all var(--transition-fast);
}
.review-card:hover { box-shadow: var(--shadow-md); }

.review-header { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 1rem; }
.review-user { display: flex; align-items: center; gap: 0.875rem; }
.user-avatar {
    width: 44px; height: 44px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex; align-items: center; justify-content: center;
    color: var(--text-inverse);
    font-weight: 700;
    font-size: 1rem;
    flex-shrink: 0;
}
.user-name { font-weight: 600; font-size: 0.9375rem; }
.review-date { color: var(--text-light); font-size: 0.8125rem; }
.review-rating { display: flex; align-items: center; gap: 0.5rem; }
.review-rating .stars { color: var(--warning-color); }

.review-title { font-size: 1.125rem; font-weight: 700; margin-bottom: 0.75rem; }
.review-content { color: var(--text-secondary); line-height: 1.8; margin-bottom: 1rem; }

.review-pros-cons {
    display: grid; grid-template-columns: 1fr 1fr;
    gap: 1rem; margin-bottom: 1rem;
}
.review-pros, .review-cons {
    padding: 1rem 1.25rem;
    border-radius: var(--radius-md);
}
.review-pros { background: var(--success-light); border-left: 3px solid var(--success-color); }
.review-cons { background: var(--danger-light); border-left: 3px solid var(--danger-color); }
.review-pros h4, .review-cons h4 {
    font-size: 0.8125rem; margin-bottom: 0.375rem;
    text-transform: uppercase; letter-spacing: 0.04em;
}
.review-pros h4 { color: var(--success-color); }
.review-cons h4 { color: var(--danger-color); }

.review-footer {
    display: flex; justify-content: space-between; align-items: center;
    padding-top: 1rem; border-top: 1px solid var(--border-light);
}
.review-votes { display: flex; gap: 0.75rem; }
.vote-btn {
    display: flex; align-items: center; gap: 0.375rem;
    padding: 0.375rem 0.75rem;
    background: none;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    cursor: pointer; font-size: 0.8125rem;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}
.vote-btn:hover { border-color: var(--primary-color); color: var(--primary-color); background: var(--primary-light); }
.vote-btn.active { background: var(--primary-color); color: var(--text-inverse); border-color: var(--primary-color); }

.review-actions { display: flex; gap: 1rem; }

/* 评分输入 */
.rating-input { display: flex; gap: 0.25rem; }
.star-btn {
    font-size: 2rem; background: none; border: none;
    cursor: pointer; color: var(--border-color);
    transition: color var(--transition-fast);
}
.star-btn:hover, .star-btn.active { color: var(--warning-color); }

/* 响应式 */
@media (max-width: 768px) {
    .provider-header {
        flex-direction: column; text-align: center;
        padding: 2rem 1.5rem;
        gap: 1.5rem;
    }
    .provider-logo-large { margin: 0 auto; width: 80px; height: 80px; font-size: 2rem; }
    .provider-meta { justify-content: center; }
    .provider-description { max-width: 100%; }
    .provider-actions { justify-content: center; }
    .rating-summary { grid-template-columns: 1fr; gap: 1.5rem; }
    .rating-distribution { align-items: center; }
    .rating-bar { width: 100%; }
    .review-pros-cons { grid-template-columns: 1fr; }
    .review-header { flex-direction: column; gap: 0.75rem; }
    .reviews-filters { flex-direction: column; align-items: stretch; }
}
@media (max-width: 480px) {
    .provider-info-main h1 { font-size: 1.5rem; }
    .rating-large .stars, .rating-large .rating-number { font-size: 1.25rem; }
    .average-rating .rating-number { font-size: 2.5rem; }
}