/* ============================================
   Profile Page Styles
   Modern user & creator profile design
   ============================================ */

/* Profile Container */
.profile-wrapper {
    max-width: 1400px;
    margin: 0 auto;
    padding: var(--spacing-6) var(--spacing-4);
}

/* Profile Header */
.profile-header {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1) 0%, rgba(236, 72, 153, 0.1) 100%);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-xl);
    padding: var(--spacing-8);
    margin-bottom: var(--spacing-6);
    position: relative;
    overflow: hidden;
}

.profile-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 120px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    opacity: 0.1;
    z-index: 0;
}

.profile-header-content {
    position: relative;
    z-index: 1;
    display: flex;
    gap: var(--spacing-6);
    align-items: flex-start;
    flex-wrap: wrap;
}

/* Profile Avatar */
.profile-avatar-wrapper {
    position: relative;
}

.profile-avatar {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    border: 4px solid var(--color-primary);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
    background: var(--color-surface-elevated);
}

.profile-avatar-badge {
    position: absolute;
    bottom: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--color-primary);
    border: 3px solid var(--color-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
}

/* Profile Info */
.profile-info {
    flex: 1;
    min-width: 300px;
}

.profile-username-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    margin-bottom: var(--spacing-2);
    flex-wrap: wrap;
}

.profile-username {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    margin: 0;
    color: var(--color-text-primary);
}

.profile-verified-badge {
    background: linear-gradient(135deg, #1f9df4, #3abef9);
    color: white;
    padding: var(--spacing-1) var(--spacing-3);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.profile-bio {
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    margin: 0 0 var(--spacing-5) 0;
    line-height: 1.6;
    max-width: 600px;
}

/* Profile Stats */
.profile-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
    gap: var(--spacing-5);
    margin-bottom: var(--spacing-5);
}

.profile-stat {
    text-align: center;
}

.profile-stat-value {
    font-size: var(--font-size-2xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin: 0;
}

.profile-stat-label {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin: var(--spacing-1) 0 0 0;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Profile Actions */
.profile-actions {
    display: flex;
    gap: var(--spacing-3);
    flex-wrap: wrap;
}

/* Profile Info Cards */
.profile-info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-5);
    margin-bottom: var(--spacing-6);
}

.profile-info-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-5);
}

.profile-info-card-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-tertiary);
    text-transform: uppercase;
    font-weight: var(--font-weight-bold);
    letter-spacing: 1px;
    margin: 0 0 var(--spacing-2) 0;
}

.profile-info-card-value {
    font-size: var(--font-size-base);
    color: var(--color-text-primary);
    margin: 0;
    word-break: break-word;
}

.profile-info-card-value.highlight {
    color: var(--color-primary);
    font-weight: var(--font-weight-bold);
}

/* Profile Tabs */
.profile-tabs {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: var(--spacing-6);
}

.profile-tabs-header {
    display: flex;
    border-bottom: 1px solid var(--color-border);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.profile-tab-button {
    flex: 1;
    min-width: 120px;
    padding: var(--spacing-4) var(--spacing-5);
    background: transparent;
    border: none;
    border-bottom: 3px solid transparent;
    color: var(--color-text-secondary);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
}

.profile-tab-button:hover {
    background: rgba(99, 102, 241, 0.05);
    color: var(--color-text-primary);
}

.profile-tab-button.active {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
    background: rgba(99, 102, 241, 0.05);
}

.profile-tabs-content {
    padding: var(--spacing-6);
}

.profile-tab-panel {
    display: none;
}

.profile-tab-panel.active {
    display: block;
}

/* Videos Grid */
.profile-videos-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-6);
    flex-wrap: wrap;
    gap: var(--spacing-4);
}

.profile-videos-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.profile-videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-4);
    min-height: 200px;
}

.profile-video-card {
    position: relative;
    aspect-ratio: 9 / 16;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--color-surface-elevated);
    cursor: pointer;
    transition: all var(--transition-normal);
}

.profile-video-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.profile-video-thumbnail {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-video-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--spacing-3);
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
}

.profile-video-title {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    margin: 0 0 var(--spacing-1) 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.profile-video-stats {
    display: flex;
    gap: var(--spacing-3);
    font-size: var(--font-size-xs);
}

/* Empty State */
.profile-empty-state {
    text-align: center;
    padding: var(--spacing-12) var(--spacing-6);
    background: rgba(99, 102, 241, 0.03);
    border-radius: var(--radius-lg);
    border: 2px dashed var(--color-border);
}

.profile-empty-icon {
    font-size: 64px;
    margin-bottom: var(--spacing-4);
    opacity: 0.5;
}

.profile-empty-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--spacing-2) 0;
    color: var(--color-text-primary);
}

.profile-empty-text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
    margin: 0 0 var(--spacing-6) 0;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
}

/* About Section */
.profile-about-card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    margin-bottom: var(--spacing-6);
}

.profile-about-title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin: 0 0 var(--spacing-4) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.profile-about-text {
    color: var(--color-text-secondary);
    line-height: 1.6;
    font-size: var(--font-size-base);
    margin: 0;
}

/* Liked Videos Section */
.profile-likes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-4);
}

/* Activity Timeline */
.profile-activity-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
}

.profile-activity-item {
    display: flex;
    gap: var(--spacing-4);
    padding: var(--spacing-4);
    background: rgba(99, 102, 241, 0.03);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
}

.profile-activity-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-md);
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-size-xl);
    flex-shrink: 0;
}

.profile-activity-content {
    flex: 1;
}

.profile-activity-title {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-primary);
    margin: 0 0 var(--spacing-1) 0;
}

.profile-activity-time {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin: 0;
}

/* Creator Stats Cards */
.creator-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-5);
    margin-bottom: var(--spacing-6);
}

.creator-stat-card {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(236, 72, 153, 0.05));
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--spacing-5);
    position: relative;
    overflow: hidden;
}

.creator-stat-label {
    font-size: var(--font-size-xs);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-weight: var(--font-weight-bold);
    letter-spacing: 0.5px;
    margin: 0 0 var(--spacing-2) 0;
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.creator-stat-value {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin: 0;
}

.creator-stat-detail {
    font-size: var(--font-size-sm);
    color: var(--color-text-tertiary);
    margin: var(--spacing-2) 0 0 0;
}

/* Loading State */
.profile-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 400px;
    gap: var(--spacing-4);
}

.profile-loading-spinner {
    width: 48px;
    height: 48px;
    border: 4px solid var(--color-border);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.profile-loading-text {
    font-size: var(--font-size-base);
    color: var(--color-text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .profile-wrapper {
        padding: var(--spacing-4) var(--spacing-3);
    }

    .profile-header {
        padding: var(--spacing-5);
    }

    .profile-header-content {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .profile-avatar {
        width: 120px;
        height: 120px;
    }

    .profile-username {
        font-size: var(--font-size-2xl);
    }

    .profile-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-4);
    }

    .profile-actions {
        width: 100%;
        flex-direction: column;
    }

    .profile-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .profile-info-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-4);
    }

    .profile-videos-grid {
        grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
        gap: var(--spacing-3);
    }

    .profile-tabs-header {
        flex-wrap: nowrap;
        overflow-x: auto;
    }

    .profile-tab-button {
        white-space: nowrap;
    }

    .creator-stats-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .profile-avatar {
        width: 100px;
        height: 100px;
    }

    .profile-username {
        font-size: var(--font-size-xl);
    }

    .profile-stat-value {
        font-size: var(--font-size-xl);
    }

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