/* Profile Module Styles - Modern Design */

:root {
    --profile-spacing-xs: 0.5rem;
    --profile-spacing-sm: 1rem;
    --profile-spacing-md: 1.5rem;
    --profile-spacing-lg: 2rem;
    --profile-spacing-xl: 3rem;
    --profile-spacing-2xl: 4rem;
    
    --profile-radius-sm: 8px;
    --profile-radius-md: 12px;
    --profile-radius-lg: 16px;
    --profile-radius-xl: 20px;
    
    --profile-shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.05);
    --profile-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --profile-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --profile-shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    
    --profile-border: 1px solid rgba(229, 231, 235, 1);
    --profile-border-light: 1px solid rgba(243, 244, 246, 1);
    
    --profile-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --profile-gradient-light: linear-gradient(135deg, rgba(102, 126, 234, 0.1) 0%, rgba(118, 75, 162, 0.1) 100%);
    
    /* Common colors */
    --primary-color: #667eea;
    --primary-dark: #5a67d8;
    --text-color: #1f2937;
    --text-secondary: #6b7280;
}

/* Base Card Styles */
.card {
    background: white;
    border-radius: var(--profile-radius-md);
    border: var(--profile-border-light);
    box-shadow: var(--profile-shadow-sm);
    overflow: hidden;
    margin-bottom: var(--profile-spacing-md);
}

.card-body {
    padding: var(--profile-spacing-lg);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0 0 var(--profile-spacing-xs) 0;
}

.card-subtitle {
    font-size: 0.875rem;
    color: var(--text-secondary);
    margin: 0 0 var(--profile-spacing-md) 0;
}

/* Form Styles */
.form-group {
    margin-bottom: var(--profile-spacing-md);
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-color);
    margin-bottom: var(--profile-spacing-xs);
}

.form-control {
    width: 100%;
    padding: 0.75rem;
    border: 1px solid #d1d5db;
    border-radius: var(--profile-radius-sm);
    font-size: 0.875rem;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

.form-hint {
    font-size: 0.75rem;
    color: var(--text-secondary);
    margin-top: 0.25rem;
}

/* Button Styles */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--profile-spacing-xs);
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--profile-radius-sm);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    line-height: 1;
}

.btn-primary {
    background: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 8px rgba(102, 126, 234, 0.3);
}

.btn-text {
    background: transparent;
    color: var(--text-color);
    padding: 0.75rem 1rem;
}

.btn-text:hover {
    background: #f3f4f6;
    color: var(--primary-color);
}

/* Portfolio Specific Styles */
.portfolio-content {
    margin-top: var(--profile-spacing-md);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: var(--profile-spacing-md);
}

.portfolio-add-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--profile-spacing-xl);
    border: 2px dashed #d1d5db;
    border-radius: var(--profile-radius-md);
    background: #fafafa;
    cursor: pointer;
    transition: all 0.2s ease;
    min-height: 200px;
}

.portfolio-add-item:hover {
    border-color: var(--primary-color);
    background: rgba(102, 126, 234, 0.05);
    transform: translateY(-2px);
}

.portfolio-add-item i {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: var(--profile-spacing-md);
}

.portfolio-add-item span {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-color);
}

/* Checkbox Styles */
.checkbox-label {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    cursor: pointer;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-color);
}

.checkbox-label input[type="checkbox"] {
    width: 18px;
    height: 18px;
    margin: 0;
}

/* Profile Hero Section */
.profile-hero-section {
    background: var(--profile-gradient-light);
    padding: calc(var(--header-height) + var(--profile-spacing-lg)) 0 var(--profile-spacing-2xl) 0;
    position: relative;
    overflow: hidden;
}

.profile-hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100%;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23667eea' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    pointer-events: none;
}

.profile-hero-content {
    position: relative;
    z-index: 1;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--profile-spacing-xl);
    margin-bottom: var(--profile-spacing-xl);
}

.profile-hero-main {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-lg);
    flex: 1;
}

.profile-avatar-container {
    position: relative;
    flex-shrink: 0;
}

.profile-avatar-large {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    object-fit: cover;
    border: 6px solid white;
    box-shadow: var(--profile-shadow-lg);
    transition: transform 0.3s ease;
}

.profile-avatar-large:hover {
    transform: scale(1.05);
}

.profile-status-indicator {
    position: absolute;
    bottom: 12px;
    right: 12px;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: #10b981;
    border: 4px solid white;
    box-shadow: var(--profile-shadow-sm);
}

.profile-basic-info {
    flex: 1;
}

.profile-name {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0 0 var(--profile-spacing-xs);
    color: var(--text-color);
    line-height: 1.2;
}

.profile-headline {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--profile-spacing-md);
    line-height: 1.4;
}

.profile-location {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-xs);
    color: var(--text-secondary);
    font-size: 1rem;
}

.profile-location svg {
    color: var(--primary-color);
}

.profile-hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-sm);
    flex-shrink: 0;
}

.profile-edit-btn, .profile-contact-btn {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-xs);
    padding: var(--profile-spacing-sm) var(--profile-spacing-md);
    border-radius: var(--profile-radius-md);
    font-weight: 600;
    text-decoration: none;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    white-space: nowrap;
    min-width: 160px;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.profile-contact-btn {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white !important;
    font-size: 1.1rem;
    font-weight: 700;
    padding: 16px 36px;
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.35);
    border: none;
    letter-spacing: 0.02em;
}

.profile-contact-btn svg {
    transition: transform 0.3s ease;
    flex-shrink: 0;
}

.profile-contact-btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.profile-contact-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.45);
    filter: brightness(1.05);
}

.profile-contact-btn:hover svg {
    transform: translateX(2px) scale(1.1);
}

.profile-contact-btn:hover::before {
    width: 300px;
    height: 300px;
}

.profile-contact-btn:active {
    transform: translateY(-1px) scale(0.98);
    transition: all 0.1s ease;
}

.profile-edit-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--profile-shadow-lg);
}

/* Profile Stats Grid */
.profile-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--profile-spacing-md);
    margin-top: var(--profile-spacing-xl);
}

.profile-stat-card {
    background: white;
    border-radius: var(--profile-radius-lg);
    padding: var(--profile-spacing-lg);
    box-shadow: var(--profile-shadow-md);
    border: var(--profile-border-light);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-md);
}

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

.profile-stat-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--profile-radius-md);
    background: var(--profile-gradient-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

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

.profile-stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--text-color);
    line-height: 1;
    margin-bottom: var(--profile-spacing-xs);
}

.profile-stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Profile Content Section */
.profile-content-section {
    padding: var(--profile-spacing-2xl) 0;
    background: #fafafa;
}

.profile-content-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--profile-spacing-xl);
}

.profile-main-content {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-xl);
}

/* Profile Sections */
.profile-section {
    background: white;
    border-radius: var(--profile-radius-lg);
    padding: var(--profile-spacing-xl);
    box-shadow: var(--profile-shadow-md);
    border: var(--profile-border-light);
}

.profile-section-title {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: var(--profile-spacing-lg);
    color: var(--text-color);
}

.profile-section-title svg {
    color: var(--primary-color);
    flex-shrink: 0;
}

.profile-about-content {
    color: var(--text-color);
    line-height: 1.7;
    font-size: 1rem;
}

.profile-about-content p {
    margin-bottom: var(--profile-spacing-md);
}

.profile-about-content p:last-child {
    margin-bottom: 0;
}

.profile-about-content .rich-content,
.profile-about-content .rich-content * {
    color: var(--text-color) !important;
}

.profile-about-content .rich-content a,
.profile-about-content .rich-content a * {
    color: var(--primary-color) !important;
    text-decoration: underline;
}

.profile-about-content .rich-content p {
    margin-bottom: var(--profile-spacing-md);
}

.profile-about-content .rich-content p:last-child {
    margin-bottom: 0;
}

.profile-about-content .rich-content ul,
.profile-about-content .rich-content ol {
    padding-left: 1.5em;
    margin-bottom: var(--profile-spacing-md);
}

.profile-about-content .rich-content li {
    margin-bottom: 0.25em;
}

.profile-about-content .rich-content strong,
.profile-about-content .rich-content b {
    font-weight: 700;
}

.profile-about-content .rich-content em,
.profile-about-content .rich-content i {
    font-style: italic;
}

.profile-about-content .rich-content u {
    text-decoration: underline;
}

/* Skills Grid */
.profile-skills-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--profile-spacing-sm);
}

.profile-skill-tag {
    padding: var(--profile-spacing-xs) var(--profile-spacing-md);
    background: var(--profile-gradient-light);
    color: var(--primary-color);
    border-radius: var(--profile-radius-lg);
    font-size: 0.875rem;
    font-weight: 600;
    border: 1px solid rgba(102, 126, 234, 0.2);
    transition: all 0.2s ease;
}

.profile-skill-tag:hover {
    background: var(--primary-light);
    transform: translateY(-1px);
    box-shadow: var(--profile-shadow-sm);
}

/* Projects Section */
.projects-tabs {
    display: flex;
    gap: var(--profile-spacing-xs);
    margin-bottom: var(--profile-spacing-lg);
    border-bottom: var(--profile-border);
}

.projects-tab {
    position: relative;
    background: none;
    border: none;
    padding: var(--profile-spacing-md) var(--profile-spacing-lg);
    color: var(--text-secondary);
    font-weight: 600;
    cursor: pointer;
    border-radius: var(--profile-radius-sm) var(--profile-radius-sm) 0 0;
    transition: all 0.2s ease;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--profile-spacing-xs);
}

.projects-tab:hover {
    color: var(--primary-color);
    background: var(--profile-gradient-light);
}

.projects-tab.active {
    color: var(--primary-color);
    background: var(--profile-gradient-light);
}

.tab-indicator {
    position: absolute;
    bottom: -1px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--primary-color);
    border-radius: 1px;
    transform: scaleX(0);
    transition: transform 0.2s ease;
}

.projects-tab.active .tab-indicator {
    transform: scaleX(1);
}

.projects-content {
    min-height: 300px;
}

.projects-container {
    display: none;
}

.projects-container.active {
    display: block;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--profile-spacing-lg);
}

.projects-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--profile-spacing-md);
    padding: var(--profile-spacing-2xl);
    color: var(--text-secondary);
    text-align: center;
    min-height: 300px;
    width: 100%;
    grid-column: 1 / -1;
}

.projects-placeholder svg {
    opacity: 0.3;
    color: var(--primary-color);
}

.projects-placeholder p {
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
}

/* Reviews Section */
.reviews-container {
    min-height: 200px;
}

.reviews-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--profile-spacing-md);
    padding: var(--profile-spacing-2xl);
    color: var(--text-secondary);
    text-align: center;
    min-height: 200px;
    width: 100%;
    grid-column: 1 / -1;
}

.reviews-placeholder svg {
    color: var(--primary-color);
    opacity: 0.3;
}

.reviews-placeholder p {
    margin: 0;
    font-size: 1rem;
    font-weight: 500;
}

/* Profile Sidebar */
.profile-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-lg);
}

.profile-sidebar-card {
    background: white;
    border-radius: var(--profile-radius-lg);
    padding: var(--profile-spacing-lg);
    box-shadow: var(--profile-shadow-md);
    border: var(--profile-border-light);
}

.sidebar-card-title {
    font-size: 1.25rem;
    font-weight: 700;
    margin-bottom: var(--profile-spacing-md);
    color: var(--text-color);
}

/* Contact Info */
.profile-contact-info {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-sm);
    padding: var(--profile-spacing-sm);
    border-radius: var(--profile-radius-md);
    background: var(--bg-light);
    transition: all 0.2s ease;
}

.contact-item:hover {
    background: var(--profile-gradient-light);
}

.contact-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--profile-radius-sm);
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-info {
    flex: 1;
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.contact-value {
    font-weight: 600;
    color: var(--text-color);
}

/* Social Links */
.profile-social-links {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-sm);
    padding: var(--profile-spacing-sm);
    border-radius: var(--profile-radius-md);
    color: var(--text-color);
    text-decoration: none;
    background: var(--bg-light);
    transition: all 0.2s ease;
    font-weight: 500;
}

.social-link:hover {
    background: var(--profile-gradient-light);
    color: var(--primary-color);
    transform: translateY(-1px);
    box-shadow: var(--profile-shadow-sm);
}

.social-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--profile-radius-sm);
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

/* Achievements */
.profile-achievements {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-sm);
}

.achievement-badge {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-sm);
    padding: var(--profile-spacing-sm);
    border-radius: var(--profile-radius-md);
    background: var(--profile-gradient-light);
    border: 1px solid rgba(102, 126, 234, 0.2);
    transition: all 0.2s ease;
}

.achievement-badge:hover {
    transform: translateY(-1px);
    box-shadow: var(--profile-shadow-sm);
}

.achievement-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--profile-radius-sm);
    background: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    flex-shrink: 0;
}

.achievement-badge span {
    font-weight: 600;
    color: var(--primary-color);
    font-size: 0.875rem;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .profile-content-grid {
        grid-template-columns: 1fr;
        gap: var(--profile-spacing-lg);
    }
    
    .profile-sidebar {
        order: -1;
    }
    
    .profile-stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    /* Profile Edit Responsive */
    .profile-edit-grid {
        grid-template-columns: 1fr;
        gap: var(--profile-spacing-lg);
    }
    
    .profile-edit-sidebar {
        order: -1;
    }
    
    .profile-edit-section {
        padding: var(--profile-spacing-lg);
    }
    
    .profile-edit-sidebar-card {
        padding: var(--profile-spacing-md);
    }
}

@media (max-width: 768px) {
    .profile-hero-section {
        padding: calc(var(--header-height) + var(--profile-spacing-md)) 0 var(--profile-spacing-lg) 0;
    }
    
    .profile-hero-content {
        flex-direction: column;
        gap: var(--profile-spacing-lg);
        text-align: center;
    }
    
    .profile-hero-main {
        flex-direction: column;
        text-align: center;
    }
    
    .profile-hero-actions {
        flex-direction: row;
        justify-content: center;
    }
    
    .profile-edit-btn, .profile-contact-btn {
        min-width: 140px;
    }
    
    .profile-stats-grid {
        grid-template-columns: 1fr;
    }
    
    .profile-section {
        padding: var(--profile-spacing-lg);
    }
    
    .profile-name {
        font-size: 2rem;
    }
    
    .profile-headline {
        font-size: 1.125rem;
    }
    
    .projects-tabs {
        flex-direction: column;
        gap: 0;
        border-bottom: none;
    }
    
    .projects-tab {
        border-radius: 0;
        border-bottom: var(--profile-border);
    }
    
    .projects-tab:last-child {
        border-bottom: none;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-placeholder, .reviews-placeholder {
        padding: var(--profile-spacing-lg);
        min-height: 250px;
    }
    
    .projects-placeholder svg, .reviews-placeholder svg {
        width: 40px;
        height: 40px;
    }
    
    .projects-placeholder p, .reviews-placeholder p {
        font-size: 0.9rem;
    }
    
    /* Profile Edit Mobile */
    .profile-edit-hero-section {
        padding: calc(var(--header-height) + var(--profile-spacing-md)) 0 var(--profile-spacing-md) 0;
    }
    
    .profile-edit-title {
        font-size: 2rem;
    }
    
    .profile-edit-subtitle {
        font-size: 1rem;
    }
    
    .profile-edit-content-section {
        padding: var(--profile-spacing-lg) 0;
    }
    
    .profile-edit-section {
        padding: var(--profile-spacing-md);
        margin-bottom: var(--profile-spacing-md);
    }
    
    .profile-edit-section-header {
        flex-direction: column;
        align-items: stretch;
        gap: var(--profile-spacing-md);
    }
    
    .section-action-btn {
        align-self: stretch;
        justify-content: center;
    }
    
    .skills-input-container {
        flex-direction: column;
    }
    
    .skills-add-btn {
        align-self: flex-start;
        min-width: 120px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .profile-edit-actions {
        position: sticky;
        bottom: 0;
        background: white;
        padding: var(--profile-spacing-md);
        margin: 0 calc(-1 * var(--profile-spacing-md));
        border-top: var(--profile-border);
        box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
    }
    
    .profile-modal-content {
        width: 95%;
        margin: var(--profile-spacing-md);
        max-height: calc(100vh - var(--profile-spacing-lg));
    }
    
    .profile-modal-body {
        padding: var(--profile-spacing-md);
    }
    
    .file-upload-area {
        padding: var(--profile-spacing-lg);
    }
    
    .file-upload-icon svg {
        width: 24px;
        height: 24px;
    }
    
    .portfolio-item-actions {
        opacity: 1;
        position: static;
        margin-top: var(--profile-spacing-sm);
        justify-content: center;
    }
    
    .portfolio-action-btn {
        background: var(--primary-light);
        color: var(--primary-color);
    }
    
    .portfolio-action-btn:hover {
        background: var(--primary-color);
        color: white;
    }
}

@media (max-width: 480px) {
    .profile-avatar-large {
        width: 100px;
        height: 100px;
    }
    
    .profile-hero-actions {
        flex-direction: column;
        width: 100%;
    }
    
    .profile-edit-btn, .profile-contact-btn {
        width: 100%;
        min-width: auto;
    }
    
    .profile-section {
        padding: var(--profile-spacing-md);
    }
    
    .profile-stat-card {
        padding: var(--profile-spacing-md);
    }
    
    .profile-stat-value {
        font-size: 1.5rem;
    }
    
    .profile-sidebar-card {
        padding: var(--profile-spacing-md);
    }
    
    /* Profile Edit Mobile Small */
    .avatar-upload {
        width: 80px;
        height: 80px;
    }
    
    .profile-edit-title {
        font-size: 1.75rem;
    }
    
    .profile-edit-section {
        padding: var(--profile-spacing-sm);
    }
    
    .section-icon {
        width: 32px;
        height: 32px;
    }
    
    .profile-edit-section-header .section-title {
        font-size: 1.25rem;
    }
    
    .bio-editor {
        min-height: 150px;
    }
    
    .skills-container {
        min-height: 50px;
        padding: var(--profile-spacing-sm);
    }
    
    .profile-modal-content {
        width: 100%;
        height: 100%;
        max-height: 100vh;
        border-radius: 0;
        margin: 0;
    }
    
    .profile-modal-header {
        padding: var(--profile-spacing-md);
    }
    
    .modal-title {
        font-size: 1.25rem;
    }
    
    .file-upload-area {
        padding: var(--profile-spacing-md);
    }
    
    .file-upload-text {
        font-size: 0.875rem;
    }
    
    .file-upload-hint {
        font-size: 0.75rem;
    }
    
    .profile-edit-actions {
        flex-direction: column;
        gap: var(--profile-spacing-sm);
        padding: var(--profile-spacing-sm);
    }
}

/* ===== Sticky Save Bar ===== */
.profile-save-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border-top: 1px solid rgba(102, 126, 234, 0.15);
    box-shadow: 0 -8px 32px rgba(0, 0, 0, 0.08), 0 -2px 8px rgba(102, 126, 234, 0.06);
    padding: 0.85rem 1.5rem;
    transform: translateY(0);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1), box-shadow 0.3s ease;
}

.profile-save-bar-inner {
    max-width: 1280px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.profile-save-bar-hint {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary, #6b7280);
    font-size: 0.875rem;
    font-weight: 500;
}

.profile-save-bar-hint svg {
    color: var(--primary-color, #667eea);
    flex-shrink: 0;
}

.profile-save-bar-actions {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-shrink: 0;
}

.profile-save-bar-secondary {
    padding: 0.65rem 1.25rem;
    border-radius: 10px;
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary, #6b7280);
    text-decoration: none;
    transition: all 0.2s ease;
    border: 1px solid transparent;
}

.profile-save-bar-secondary:hover {
    color: var(--text-color, #1f2937);
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.06);
}

.profile-save-bar-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 2rem;
    border: none;
    border-radius: 10px;
    font-size: 0.95rem;
    font-weight: 700;
    color: white;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 14px rgba(102, 126, 234, 0.35);
    letter-spacing: 0.01em;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
}

.profile-save-bar-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 10px;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.profile-save-bar-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.45);
    filter: brightness(1.05);
}

.profile-save-bar-btn:hover::before {
    opacity: 1;
}

.profile-save-bar-btn:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(102, 126, 234, 0.3);
}

.profile-save-bar-btn svg {
    flex-shrink: 0;
}

@media (max-width: 600px) {
    .profile-save-bar {
        padding: 0.75rem 1rem;
    }

    .profile-save-bar-hint {
        display: none;
    }

    .profile-save-bar-inner {
        justify-content: center;
    }

    .profile-save-bar-actions {
        flex: 1;
        justify-content: center;
    }

    .profile-save-bar-btn {
        flex: 1;
        padding: 0.85rem 1.5rem;
        font-size: 1rem;
    }
}

/* Animation for loading states */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.profile-section.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* Smooth scroll behavior */
html {
    scroll-behavior: smooth;
}

/* Project and Portfolio Cards */
.project-card, .portfolio-card {
    background: white;
    border-radius: var(--profile-radius-md);
    border: var(--profile-border-light);
    box-shadow: var(--profile-shadow-sm);
    overflow: hidden;
    transition: all 0.3s ease;
}

.project-card:hover, .portfolio-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--profile-shadow-lg);
}

.project-card-header {
    padding: var(--profile-spacing-md);
    border-bottom: var(--profile-border-light);
    background: var(--bg-light);
}

.project-title, .portfolio-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--profile-spacing-xs);
    color: var(--text-color);
    line-height: 1.4;
}

.project-category {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-color);
    background: var(--primary-light);
    padding: 2px 8px;
    border-radius: var(--profile-radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.project-card-body, .portfolio-content {
    padding: var(--profile-spacing-md);
}

.project-description, .portfolio-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.6;
    margin: 0;
}

.project-card-footer {
    padding: var(--profile-spacing-md);
    border-top: var(--profile-border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: var(--bg-light);
}

.project-meta {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-xs);
}

.project-date {
    font-size: 0.75rem;
    color: var(--text-secondary);
    font-weight: 500;
}

.project-rating {
    display: flex;
    gap: 2px;
}

.project-rating .star {
    color: #e5e7eb;
    font-size: 0.875rem;
}

.project-rating .star.filled {
    color: #fbbf24;
}

.portfolio-image {
    width: 100%;
    height: 180px;
    overflow: hidden;
    background: var(--bg-light);
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.portfolio-item:hover .portfolio-item-image img {
    transform: scale(1.05);
}

.portfolio-item-content {
    padding: var(--profile-spacing-md);
}

.portfolio-item-title {
    font-size: 1.125rem;
    font-weight: 600;
    margin: 0 0 var(--profile-spacing-xs);
    color: var(--text-color);
    line-height: 1.4;
}

.portfolio-item-description {
    color: var(--text-secondary);
    font-size: 0.875rem;
    line-height: 1.5;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.portfolio-item-actions {
    position: absolute;
    top: var(--profile-spacing-sm);
    right: var(--profile-spacing-sm);
    display: flex;
    gap: var(--profile-spacing-xs);
    opacity: 0;
    transition: opacity 0.2s ease;
}

.portfolio-item:hover .portfolio-item-actions {
    opacity: 1;
}

.portfolio-action-btn {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    border: none;
    border-radius: var(--profile-radius-sm);
    padding: var(--profile-spacing-xs);
    cursor: pointer;
    transition: all 0.2s ease;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-action-btn:hover {
    background: var(--primary-color);
    transform: scale(1.1);
}

.portfolio-featured-badge {
    position: absolute;
    top: var(--profile-spacing-sm);
    left: var(--profile-spacing-sm);
    background: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 2px 8px;
    border-radius: var(--profile-radius-sm);
}

/* 作品集卡片增强样式 */
.portfolio-card {
    cursor: pointer;
    position: relative;
}

.portfolio-card:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
}

.portfolio-image-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.6);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.portfolio-card:hover .portfolio-image-overlay {
    opacity: 1;
}

.portfolio-image-overlay svg {
    width: 32px;
    height: 32px;
}

.portfolio-image-overlay span {
    font-size: 0.875rem;
    font-weight: 500;
}

.portfolio-image-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f3f4f6;
}

.portfolio-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--profile-spacing-md);
    padding-top: var(--profile-spacing-md);
    border-top: 1px solid rgba(0, 0, 0, 0.05);
}

.portfolio-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 500;
    transition: all 0.2s ease;
}

.portfolio-link:hover {
    color: var(--primary-dark);
    transform: translateX(2px);
}

.portfolio-date {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    color: var(--text-secondary);
    font-size: 0.75rem;
}

.portfolio-date svg {
    width: 14px;
    height: 14px;
}

/* 作品集详情模态框 */
.portfolio-detail-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.portfolio-detail-modal.active {
    opacity: 1;
    visibility: visible;
}

.portfolio-detail-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    backdrop-filter: blur(4px);
}

.portfolio-detail-content {
    position: relative;
    background: white;
    border-radius: var(--profile-radius-lg);
    max-width: 900px;
    width: 90%;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    transform: scale(0.9) translateY(20px);
    transition: transform 0.3s ease;
    z-index: 1;
}

.portfolio-detail-modal.active .portfolio-detail-content {
    transform: scale(1) translateY(0);
}

.portfolio-detail-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.6);
    color: white;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
    transition: all 0.2s ease;
}

.portfolio-detail-close:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: rotate(90deg);
}

.portfolio-detail-body {
    display: flex;
    flex-direction: column;
    max-height: 90vh;
    overflow-y: auto;
}

.portfolio-detail-image-container {
    width: 100%;
    max-height: 400px;
    overflow: hidden;
    background: #f3f4f6;
    display: flex;
    align-items: center;
    justify-content: center;
}

.portfolio-detail-image-container img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: contain;
}

.portfolio-detail-image-placeholder {
    padding: 4rem 2rem;
    text-align: center;
    color: var(--text-secondary);
}

.portfolio-detail-image-placeholder svg {
    margin-bottom: 1rem;
}

.portfolio-detail-info {
    padding: 2rem;
}

.portfolio-detail-title {
    font-size: 1.75rem;
    font-weight: 700;
    margin: 0 0 1rem;
    color: var(--text-color);
    line-height: 1.3;
}

.portfolio-detail-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    white-space: pre-wrap;
}

.portfolio-detail-description p {
    margin: 0 0 1rem;
}

.portfolio-detail-description p:last-child {
    margin-bottom: 0;
}

.portfolio-detail-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(0, 0, 0, 0.1);
}

.portfolio-detail-date {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.portfolio-detail-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: white;
    background: var(--primary-color);
    padding: 0.75rem 1.5rem;
    border-radius: var(--profile-radius-md);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.2s ease;
}

.portfolio-detail-link:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(108, 99, 255, 0.3);
}

@media (max-width: 768px) {
    .portfolio-detail-content {
        width: 95%;
        max-height: 95vh;
    }
    
    .portfolio-detail-info {
        padding: 1.5rem;
    }
    
    .portfolio-detail-title {
        font-size: 1.5rem;
    }
    
    .portfolio-detail-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .portfolio-detail-link {
        width: 100%;
        justify-content: center;
    }
}

/* Profile Edit Sidebar */
.profile-edit-sidebar {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-lg);
}

.profile-edit-sidebar-card {
    background: white;
    border-radius: var(--profile-radius-lg);
    padding: var(--profile-spacing-lg);
    box-shadow: var(--profile-shadow-md);
    border: var(--profile-border-light);
}

.sidebar-card-title {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-sm);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 var(--profile-spacing-md);
    color: var(--text-color);
}

.contact-info-display {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-md);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: var(--profile-spacing-sm);
    padding: var(--profile-spacing-sm);
    border-radius: var(--profile-radius-md);
    background: var(--bg-light);
}

.contact-icon {
    width: 32px;
    height: 32px;
    border-radius: var(--profile-radius-sm);
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-info {
    flex: 1;
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.contact-value {
    font-weight: 600;
    color: var(--text-color);
    font-size: 0.875rem;
}

.social-links-form {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-md);
}

/* Action Buttons */
.profile-edit-actions {
    display: flex;
    flex-direction: column;
    gap: var(--profile-spacing-sm);
}

.action-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--profile-spacing-sm);
    padding: var(--profile-spacing-md) var(--profile-spacing-lg);
    border-radius: var(--profile-radius-md);
    font-size: 1rem;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.2s ease;
    border: none;
    width: 100%;
}

.action-btn-primary {
    background: var(--primary-color);
    color: white;
}

.action-btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--profile-shadow-lg);
}

.action-btn-secondary {
    background: white;
    color: var(--text-color);
    border: 2px solid #e5e7eb;
}

.action-btn-secondary:hover {
    background: #f9fafb;
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-1px);
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2100;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.modal.show {
    display: flex;
}

.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: none;
}

.modal-dialog {
    position: relative;
    z-index: 2101;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
}

.modal-content {
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
    transform: scale(0.9);
    opacity: 0;
    transition: all 0.3s ease;
}

.modal.show .modal-content {
    transform: scale(1);
    opacity: 1;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 2rem;
    border-bottom: 1px solid #f0f0f0;
    background: #fafafa;
}

.modal-title {
    font-size: 1.375rem;
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.modal-close {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: none;
    background: #f0f0f0;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
}

.modal-close:hover {
    background: #e5e7eb;
    color: var(--text-color);
}

.modal-body {
    padding: 2rem;
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
    padding: 1.5rem 2rem;
    border-top: 1px solid #f0f0f0;
    background: #fafafa;
}

/* File Upload Styles */
.file-upload {
    position: relative;
    min-height: 120px;
}

.file-upload-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    border: 2px dashed #d1d5db;
    border-radius: 8px;
    background: #fafafa;
    cursor: pointer;
    transition: all 0.2s ease;
}

.file-upload-content:hover {
    border-color: var(--primary-color);
    background: rgba(102, 126, 234, 0.05);
}

.file-upload-content.dragover {
    border-color: var(--primary-color);
    background: rgba(102, 126, 234, 0.1);
    transform: scale(1.02);
}

.file-preview {
    position: relative;
    width: 100%;
    height: 200px;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid #e5e7eb;
}

.file-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.remove-btn {
    position: absolute;
    top: 8px;
    right: 8px;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    border: none;
    background: rgba(255, 255, 255, 0.9);
    color: #ef4444;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    backdrop-filter: blur(4px);
}

.remove-btn:hover {
    background: white;
    transform: scale(1.1);
}

/* Toast Styles */
.toast-container {
    position: fixed;
    top: 100px;
    right: 20px;
    z-index: 2500;
    pointer-events: none;
}

.toast {
    background: white;
    border-radius: 8px;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
    padding: 1rem 1.25rem;
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    pointer-events: auto;
    min-width: 280px;
    border-left: 4px solid;
}

.toast.show {
    transform: translateX(0);
}

.toast.success {
    border-left-color: #10b981;
}

.toast.error {
    border-left-color: #ef4444;
}

.toast.info {
    border-left-color: #3b82f6;
}

.toast-icon {
    flex-shrink: 0;
}

.toast-icon.success {
    color: #10b981;
}

.toast-icon.error {
    color: #ef4444;
}

.toast-icon.info {
    color: #3b82f6;
}

.toast-content {
    flex: 1;
}

.toast-message {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-color);
    margin: 0;
}

.toast-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0.25rem;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.toast-close:hover {
    background: #f3f4f6;
    color: var(--text-color);
}