/* Page Header Styles */
.page-header {
    padding: 120px 0 80px;
    text-align: center;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    margin-bottom: var(--space-12);
}

.page-header h1 {
    font-size: var(--font-size-5xl);
    font-weight: 900;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.page-header p {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    max-width: 600px;
    margin: 0 auto;
}

.trainers-grid-page {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

/* Trainers Filters - Premium Dock Version */
.trainers-filters {
    margin: 4rem 0 6rem;
    display: flex;
    justify-content: center;
    perspective: 1000px;
}

.filter-tabs {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    background: var(--glass-bg);
    backdrop-filter: blur(25px) saturate(180%);
    -webkit-backdrop-filter: blur(25px) saturate(180%);
    padding: 0.8rem;
    border-radius: 2.5rem;
    border: 1px solid var(--glass-border);
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 10;
    transition: transform 0.4s cubic-bezier(0.23, 1, 0.32, 1);
}

.filter-tabs:hover {
    transform: translateY(-5px) scale(1.01);
}

.filter-tab {
    position: relative;
    padding: 0.9rem 2.2rem;
    background: transparent;
    border: none;
    border-radius: 1.8rem;
    font-size: 1rem;
    font-weight: 700;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    display: flex;
    align-items: center;
    gap: 0.8rem;
    overflow: hidden;
}

.filter-tab i {
    font-size: 1.1rem;
    transition: transform 0.4s ease;
}

.filter-tab:hover {
    color: var(--text-primary);
    background: var(--surface-3);
}

.filter-tab:hover i {
    transform: scale(1.2) rotate(5deg);
}

.filter-tab.active {
    color: #fff;
    background: linear-gradient(135deg, #00bcd4 0%, #00acc1 100%);
    box-shadow: 
        0 10px 25px -5px rgba(0, 188, 212, 0.5),
        0 0 15px rgba(0, 188, 212, 0.2);
}

.filter-tab::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 3px;
    background: #00bcd4;
    border-radius: 2px;
    transition: width 0.3s ease;
    box-shadow: 0 0 10px #00bcd4;
}

.filter-tab.active::after {
    width: 20px;
}

/* --- ULTRA-PREMIUM TRAINER CARD (P-Series) --- */
.trainer-p-card {
    position: relative;
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: 3rem;
    padding: 3rem 2.5rem;
    overflow: hidden;
    transition: all 0.6s cubic-bezier(0.23, 1, 0.32, 1);
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    box-shadow: var(--shadow-card);
}

.trainer-p-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at center, rgba(0, 188, 212, 0.05) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.6s ease;
    pointer-events: none;
}

.trainer-p-card:hover {
    transform: translateY(-15px) scale(1.02);
    border-color: rgba(0, 188, 212, 0.3);
    box-shadow: 0 30px 60px -15px rgba(0, 0, 0, 0.7), 0 0 20px rgba(0, 188, 212, 0.1);
}

.trainer-p-card:hover::before {
    opacity: 1;
}

/* Header & Badges */
.p-card-header {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2.5rem;
    z-index: 2;
}

.p-category-badge {
    background: var(--bg-tertiary);
    color: var(--color-primary);
    padding: 0.6rem 1.4rem;
    border-radius: 2rem;
    font-size: 0.85rem;
    font-weight: 700;
    border: 1px solid var(--border-color);
    letter-spacing: 0.5px;
}

.p-verified-badge {
    width: 38px;
    height: 38px;
    background: rgba(34, 197, 94, 0.1);
    border: 1px solid rgba(34, 197, 94, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #22c55e;
    font-size: 1.1rem;
    box-shadow: 0 0 15px rgba(34, 197, 94, 0.1);
}

/* Avatar Section */
.p-avatar-wrapper {
    position: relative;
    width: 160px;
    height: 160px;
    margin-bottom: 2rem;
    z-index: 2;
}

.p-avatar-ring {
    position: absolute;
    inset: -12px;
    border: 2px solid transparent;
    border-top-color: #00bcd4;
    border-left-color: #8b5cf6;
    border-radius: 50%;
    animation: p-ring-spin 12s linear infinite;
}

.p-avatar-wrapper::after {
    content: '';
    position: absolute;
    inset: -4px;
    border: 1px solid var(--glass-border);
    border-radius: 50%;
}

.p-avatar-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid var(--bg-primary);
    box-shadow: var(--shadow-lg);
    transition: transform 0.6s ease;
}

.trainer-p-card:hover .p-avatar-img {
    transform: scale(1.05) rotate(2deg);
}

/* Info Section */
.p-info-wrapper {
    margin-bottom: 2rem;
    z-index: 2;
}

.p-trainer-name {
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 0.6rem;
}

.p-trainer-title {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.8rem;
    font-size: 1.1rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.status-indicator {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #475569;
}

.status-indicator.active {
    background: #22c55e;
    box-shadow: 0 0 12px #22c55e;
    animation: p-pulse 2s infinite;
}

/* Stats Section */
.p-stats-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    width: 100%;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 2rem;
    padding: 1.5rem 0.5rem;
    margin-bottom: 2.5rem;
    z-index: 2;
}

.p-stat-box {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
    border-left: 1px solid rgba(255, 255, 255, 0.05);
}

.p-stat-box:last-child {
    border-left: none;
}

.p-stat-value {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
}

.p-stat-value i {
    font-size: 0.9rem;
    color: #fbbf24;
}

.p-stat-desc {
    font-size: 0.8rem;
    color: var(--text-tertiary);
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 1px;
}

/* Footer Section */
.p-card-footer {
    width: 100%;
    display: flex;
    align-items: center;
    gap: 1.2rem;
    margin-top: auto;
    z-index: 2;
}

.p-action-btn {
    flex: 1;
    background: linear-gradient(135deg, #00bcd4 0%, #00acc1 100%);
    color: #fff;
    padding: 1.2rem;
    border-radius: 1.5rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    transition: all 0.4s ease;
    box-shadow: 0 10px 20px -5px rgba(0, 188, 212, 0.4);
    text-decoration: none;
}

.p-action-btn:hover {
    transform: scale(1.05);
    box-shadow: 0 15px 30px -5px rgba(0, 188, 212, 0.6);
    background: linear-gradient(135deg, #26c6da 0%, #00bcd4 100%);
}

.p-social-icon {
    width: 55px;
    height: 55px;
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-tertiary);
    font-size: 1.3rem;
    transition: all 0.4s ease;
    text-decoration: none;
}

.p-social-icon:hover {
    background: #0077b5;
    color: #fff;
    border-color: #0077b5;
    transform: translateY(-5px);
}

/* Animations */
@keyframes p-ring-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes p-pulse {
    0% { transform: scale(1); opacity: 1; }
    50% { transform: scale(1.4); opacity: 0.5; }
    100% { transform: scale(1); opacity: 1; }
}

/* Pagination Styles */
.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 0.8rem;
    margin-top: 4rem;
    padding: var(--space-4) 0;
}

.pagination-btn {
    width: 45px;
    height: 45px;
    border-radius: 12px;
    border: 1px solid var(--border-color);
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
}

.pagination-btn:hover:not(:disabled) {
    background: rgba(0, 188, 212, 0.1);
    color: #00bcd4;
    border-color: rgba(0, 188, 212, 0.3);
    transform: translateY(-2px);
}

.pagination-btn.active {
    background: var(--gradient-primary);
    color: #fff;
    border: none;
    box-shadow: 0 5px 15px rgba(0, 188, 212, 0.3);
}

.pagination-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.pagination-dots {
    color: #475569;
    font-weight: 700;
    padding: 0 0.5rem;
}

/* Book a Trainer Section */
.book-trainer-section {
    background: var(--bg-secondary);
}

.book-trainer-card {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    background: var(--card-bg);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    border: 1px solid var(--border-color);
}

.book-trainer-info {
    padding: var(--space-10);
    background: var(--gradient-hero);
    color: var(--color-white);
}

.book-trainer-info .section-badge {
    background: rgba(0, 188, 212, 0.2);
    border-color: rgba(0, 188, 212, 0.4);
}

.book-trainer-info h2 {
    font-size: var(--font-size-3xl);
    margin-bottom: var(--space-4);
    color: var(--color-white) !important;
}

.book-trainer-info p {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.8) !important;
    margin-bottom: var(--space-6);
}

.book-features {
    list-style: none;
}

.book-features li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) 0;
    font-size: var(--font-size-base);
    color: rgba(255, 255, 255, 0.9) !important;
}

.book-features li i {
    color: var(--color-primary);
    font-size: var(--font-size-sm);
}

.book-trainer-form {
    padding: var(--space-10);
}

.book-trainer-form h3 {
    font-size: var(--font-size-xl);
    margin-bottom: var(--space-6);
}

/* Responsive */
@media (max-width: 991px) {
    .trainers-grid-page {
        grid-template-columns: repeat(2, 1fr);
    }

    .book-trainer-card {
        grid-template-columns: 1fr;
    }

    .filter-tabs {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--space-2);
    }
    
    .page-header h1 {
        font-size: 3rem;
    }
}

@media (max-width: 768px) {
     .trainers-grid-page {
        grid-template-columns: 1fr;
        padding: 0;
    }
    
    .trainer-p-card {
        max-width: 100%; /* Ensure card takes full width of grid cell */
    }
}

@media (max-width: 576px) {
    .trainers-grid-page {
        grid-template-columns: 1fr;
        padding: 0 var(--space-2);
        gap: var(--space-6);
    }

    .filter-tabs {
        gap: var(--space-2);
        flex-wrap: wrap; 
        justify-content: center;
        border-radius: 1.5rem;
        padding: 0.5rem;
        width: 100%;
    }

    .filter-tab {
        padding: 0.6rem 1rem;
        font-size: 0.85rem;
        flex: 1 1 auto; 
        justify-content: center;
        min-width: 80px; /* Prevent squishing */
    }
    
    .page-header {
        padding: 60px 0 30px; 
    }
    
    .page-header h1 {
        font-size: 2rem;
        padding: 0 var(--space-2);
    }
    
    .page-header p {
        font-size: 1rem;
        padding: 0 var(--space-4);
    }
}