/*
    ========================================
    侯钰熙 - Personal Homepage Styles
    ========================================
    
    版本: 1.0.0
    作者: 侯钰熙 (Hou Yuxi)
    保留所有权利  
    ========================================
*/

:root {
    /* 亮色主题变量 */
    --bg-primary: #f9f9fa;
    --bg-secondary: #fff;
    --text-primary: #1d1d1f;
    --text-secondary: #6b7280;
    --text-muted: #374151;
    --border-color: #e5e7eb;
    --shadow-color: rgba(0,0,0,0.1);
    --card-bg: #f8fafc;
    --card-hover: #f1f5f9;
}

[data-theme="dark"] {
    /* 暗色主题变量 */
    --bg-primary: #0f0f0f;
    --bg-secondary: #1a1a1a;
    --text-primary: #e5e7eb;
    --text-secondary: #d1d5db;
    --text-muted: #9ca3af;
    --border-color: #374151;
    --shadow-color: rgba(0,0,0,0.4);
    --card-bg: #111827;
    --card-hover: #1f2937;
}

/* 深色主题下的额外样式调整 */
[data-theme="dark"] .hero-content p {
    color: var(--text-secondary);
}

[data-theme="dark"] .personality-content p:first-child,
[data-theme="dark"] .skills-content p:first-child,
[data-theme="dark"] .career-card p:first-child {
    color: var(--text-secondary);
}

[data-theme="dark"] .info-item .info-label {
    color: var(--text-secondary);
}

[data-theme="dark"] .info-item .info-value {
    color: var(--text-primary);
}

[data-theme="dark"] .info-item .info-value.birth-year {
    color: #06B6D4;
}

[data-theme="dark"] .info-item .info-value.school {
    color: #D97706;
}

[data-theme="dark"] .info-item .info-value.profession {
    color: #8B5CF6;
}

/* 深色主题下的标题和重要文字增强对比度 */
[data-theme="dark"] h1,
[data-theme="dark"] h2,
[data-theme="dark"] h3 {
    color: #f9fafb;
}

[data-theme="dark"] .logo-text {
    color: #f9fafb;
}

[data-theme="dark"] .footer-logo-text {
    color: #f9fafb;
}

[data-theme="dark"] .schedule-btn,
[data-theme="dark"] .schedule-btn-small {
    background-color: #f9fafb;
    color: #111827;
}

[data-theme="dark"] .schedule-btn:hover,
[data-theme="dark"] .schedule-btn-small:hover {
    background-color: #e5e7eb;
    color: #111827;
}

[data-theme="dark"] .footer-nav a {
    color: #f3f4f6;
}

[data-theme="dark"] .footer-nav a:hover {
    color: #d1d5db;
}

[data-theme="dark"] .social-icon {
    color: #f3f4f6;
}

[data-theme="dark"] .social-icon:hover {
    background-color: #374151;
    color: #f9fafb;
}

@font-face {
    font-family: 'Inter';
    src: url('../fonts/Inter-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Inter';
    src: url('../fonts/Inter-Medium.ttf') format('truetype');
    font-weight: 500;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Inter';
    src: url('../fonts/Inter-SemiBold.ttf') format('truetype');
    font-weight: 600;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Inter';
    src: url('../fonts/Inter-Bold.ttf') format('truetype');
    font-weight: 700;
    font-style: normal;
    font-display: swap;
}

@font-face {
    font-family: 'Ma Shan Zheng';
    src: url('../fonts/MaShanZheng-Regular.ttf') format('truetype');
    font-weight: 400;
    font-style: normal;
    font-display: swap;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
}

.logo {
    font-weight: 700;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-img {
    height: 40px;
    width: auto;
    max-width: 150px;
    object-fit: contain;
}

.logo-text {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 0.05em;
    line-height: 1.2;
}

nav ul {
    display: flex;
    list-style: none;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    text-decoration: none;
    color: var(--text-primary);
    transition: color 0.3s ease;
}

nav ul li a:hover {
    color: var(--text-secondary);
}

.schedule-btn {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    padding: 12px 24px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.schedule-btn:hover {
    background-color: var(--text-secondary);
    color: var(--bg-primary);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.theme-toggle {
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    border-radius: 50%;
    transition: background-color 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
}

.theme-toggle:hover {
    background-color: var(--card-bg);
}

[data-theme="dark"] .theme-toggle:hover {
    background-color: rgba(255, 255, 255, 0.1);
}

/* 主题切换按钮禁用状态 */
.theme-toggle:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    pointer-events: none;
}

.theme-toggle:disabled:hover {
    background-color: transparent;
}

[data-theme="dark"] .theme-toggle:disabled:hover {
    background-color: transparent;
}

.theme-icon {
    font-size: 1.2rem;
    transition: opacity 0.3s ease;
}

.theme-icon.light {
    opacity: 1;
}

.theme-icon.dark {
    opacity: 0;
}

[data-theme="dark"] .theme-icon.light {
    opacity: 0;
}

[data-theme="dark"] .theme-icon.dark {
    opacity: 1;
}

/* Hero Section */
.hero {
    display: flex;
    align-items: center;
    padding: 2px 0;
}

.hero-content {
    flex: 1;
    padding-right: 30px;
    margin-top: -30px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
}

.hero-content p {
    color: var(--text-secondary);
    margin-bottom: 30px;
    line-height: 1.5;
}

.hero-img {
    flex: 1;
    position: relative;
}

.bee-icon {
    position: absolute;
    top: 30%;
    left: 15%;
    font-size: 1.5rem;
}

.hearts-bubble {
    position: absolute;
    top: 20%;
    left: 50%;
    background-color: #FFE8A3;
    border-radius: 10px;
    padding: 5px 10px;
}

.message-bubble {
    position: absolute;
    top: 40%;
    right: 20%;
    background-color: #D9F5BE;
    border-radius: 10px;
    padding: 5px 10px;
}

/* Floating SVG */
.floating-svg {
    position: absolute;
    top: 20px;
    right: 20px;
    z-index: 10;
    animation: float 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-10px) rotate(5deg);
    }
}

.schedule-btn-small {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    padding: 10px 20px;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    transition: all 0.3s ease;
}

.schedule-btn-small:hover {
    background-color: var(--text-secondary);
    color: var(--bg-primary);
}

.schedule-icon {
    background-color: #3D68FF;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    margin-left: 10px;
    color: white;
    font-size: 14px;
}

/* Blue Section */
.blue-section {
    background-color: #3D68FF;
    color: white;
    padding: 40px;
    border-radius: 20px;
    margin-top: -6px;
    display: flex;
    align-items: center;
}

.cat-icon {
    flex: 1;
    display: flex;
    justify-content: center;
}

.blue-content {
    flex: 2;
    padding-left: 0px;
}

.blue-content h2 {
    font-size: 1.8rem;
    margin-bottom: 20px;
}

.blue-content p {
    opacity: 0.8;
    font-size: 1.2rem;
}

/* Personality Section */
.personality-section {
    display: flex;
    gap: 32px;
    margin-top: 20px;
}

.personality-content {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 40px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 334px;
    box-shadow: 0 10px 30px var(--shadow-color);
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

.personality-content p:first-child {
    font-size: 0.9rem;
    color: #999;
    margin-bottom: 16px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.personality-content h2:first-of-type {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.personality-content h2:last-of-type {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 24px;
    color: #8B5CF6;
    line-height: 1.2;
    letter-spacing: 0.02em;
    font-family: 'Courier New', monospace;
}

.personality-content p:last-child {
    font-size: 0.85rem;
    color: #999;
    line-height: 1.5;
    font-weight: 400;
}

.personality-content a {
    color: #6ae08c;
    text-decoration: none;
    font-weight: 500;
}

.personality-content a:hover {
    text-decoration: underline;
}

/* Right Cards */
.right-cards {
    display: flex;
    flex-direction: column;
    gap: 16px;
    flex: 1;
    min-width: 500px;
}

.right-card {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 30px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    box-shadow: 0 10px 30px var(--shadow-color);
    flex: 1;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

.right-card p:first-child {
    font-size: 0.9rem;
    color: #999;
    margin-bottom: 16px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.right-card h2 {
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 16px;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.right-card p:last-child {
    font-size: 0.95rem;
    color: #666;
    line-height: 1.5;
    font-weight: 400;
}

.right-card.top-card {
    background: linear-gradient(90deg, #EC4899 0%, #FB7185 100%);
    color: white;
    padding: 28px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    flex: 1;
    position: relative;
    overflow: hidden;
}

.right-card.top-card::before {
    content: '';
    position: absolute;
    bottom: -30px;
    right: -30px;
    width: 150px;
    height: 150px;
    background: radial-gradient(circle, rgba(219, 39, 119, 0.3) 0%, transparent 70%);
    z-index: 1;
}

.right-card.top-card p:first-child {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 8px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    z-index: 2;
}

.right-card.top-card h2 {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 8px;
    color: white;
    line-height: 1.3;
    letter-spacing: -0.01em;
    position: relative;
    z-index: 2;
}

.right-card.top-card p:last-child {
    font-size: 1.1rem;
    color: white;
    line-height: 1.3;
    font-weight: 700;
    letter-spacing: -0.01em;
    position: relative;
    z-index: 2;
}

/* Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    width: 100%;
}

.info-item {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.info-label {
    font-size: 0.8rem;
    color: #999;
    margin-bottom: 12px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.info-value {
    font-size: 1.4rem;
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.01em;
}

.info-value.birth-year {
    color: #06B6D4;
}

.info-value.school {
    color: #D97706;
}

.info-value.profession {
    color: #8B5CF6;
}

/* Skill Card */
.skill-card {
    background-color: var(--card-bg);
    color: var(--text-primary);
    padding: 40px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    flex: 1;
    box-shadow: 0 10px 30px var(--shadow-color);
}

.skill-card p:first-child {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 16px;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.skill-card h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 24px;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

/* Skills Section */
.skills-section {
    margin-top: 20px; /* Reduced vertical spacing */
    display: flex;
    gap: 32px;
}

.skills-content {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 50px; /* Increased padding */
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 500px; /* Increased width */
    box-shadow: 0 10px 30px var(--shadow-color);
    box-sizing: border-box;
    overflow: hidden; /* Ensures carousel stays within bounds */
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

.skills-content p:first-child {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.skills-content h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.career-card {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 50px;
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    width: 632px;
    box-shadow: 0 10px 30px var(--shadow-color);
    box-sizing: border-box;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

.career-card p:first-child {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.career-card h2 {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 30px;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.career-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.career-bullet {
    width: 8px;
    height: 8px;
    background-color: #3B82F6;
    border-radius: 50%;
    flex-shrink: 0;
}

.career-item span {
    font-size: 1rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

/* Skills Carousel */
.skills-carousel {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 20px;
    width: 100%;
    /*overflow: hidden;*/
    position: relative;
    max-width: 100%;
    box-sizing: border-box;
}

.skills-carousel .row {
    display: flex;
    gap: 12px;
    animation: scrollColors 30s linear infinite;
}

.skills-carousel .row:nth-child(2) {
    margin-left: 30px;
}

.skills-carousel:hover .row {
    animation-play-state: paused;
}

.color-swatch {
    min-width: 60px;
    height: 60px;
    border-radius: 16px;
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.skill-text {
    color: white;
    font-size: 0.7rem;
    font-weight: 700;
    text-align: center;
    line-height: 1;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
    z-index: 2;
    position: relative;
    opacity: 0.3;
    transition: all 0.3s ease;
}

.color-swatch:hover .skill-text {
    opacity: 1;
    text-shadow: 0 3px 6px rgba(0, 0, 0, 0.7);
    transform: scale(1.05);
}

.color-swatch::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.6s ease;
}

.color-swatch:hover::before {
    left: 100%;
}

.color-swatch:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

@keyframes scrollColors {
    0% {
        transform: translateX(0);
    }
    50% {
        transform: translateX(-120px);
    }
    100% {
        transform: translateX(0);
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .skills-carousel {
        gap: 10px;
    }
    
    .color-swatch {
        min-width: 50px;
        height: 50px;
    }
}

/* 图标含义说明 */
.skills-carousel .skill-icon:nth-child(1) { /* 💻 */ }
.skills-carousel .skill-icon:nth-child(2) { /* ⚛️ React */ }
.skills-carousel .skill-icon:nth-child(3) { /* 🎨 Figma/PS */ }
.skills-carousel .skill-icon:nth-child(4) { /* 🐍 Python */ }
.skills-carousel .skill-icon:nth-child(5) { /* ☕ Java */ }
.skills-carousel .skill-icon:nth-child(6) { /* 🐳 Docker */ }
.skills-carousel .skill-icon:nth-child(7) { /* ☁️ AWS/Azure */ }
.skills-carousel .skill-icon:nth-child(8) { /* 🔧 DevOps */ }
.skills-carousel .skill-icon:nth-child(9) { /* 📱 Mobile */ }
.skills-carousel .skill-icon:nth-child(10) { /* ⚡ Performance */ } 

/* Projects Section */
.projects-section {
    margin-top: 20px;
}

.projects-content {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: 60px;
    border-radius: 20px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    box-shadow: 0 10px 30px var(--shadow-color);
    box-sizing: border-box;
    gap: 60px;
    transition: background-color 0.3s ease, color 0.3s ease, box-shadow 0.3s ease;
}

.projects-header {
    flex: 0 0 300px;
}

.header-line {
    width: 40px;
    height: 3px;
    background: linear-gradient(90deg, #8B5CF6, #EC4899);
    margin-bottom: 20px;
    border-radius: 2px;
}

.projects-header h2 {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 8px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.projects-header h3 {
    font-size: 2.8rem;
    font-weight: 700;
    color: var(--text-primary);
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-left: 20px;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.projects-grid {
    flex: 1;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    align-items: center;
}

.project-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-align: center;
}

.project-link {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    cursor: pointer;
}

.project-link:hover {
    text-decoration: none;
    color: inherit;
}

.project-logo {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1.2rem;
    color: white;
    background: var(--bg-secondary);
    /* border: 1px solid var(--border-color);*/ /*logo外框*/
    transition: all 0.3s ease;
    overflow: hidden;
    padding: 8px;
    box-sizing: border-box;
}

.project-logo img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    max-width: 100%;
    max-height: 100%;
}


.project-name {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-weight: 500;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    transition: color 0.3s ease;
}

.project-link:hover .project-logo {
    transform: scale(1.1);
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.project-link:hover .project-name {
    color: var(--text-primary);
    font-weight: 600;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .projects-content {
        flex-direction: column;
        gap: 40px;
    }
    
    .projects-header {
        flex: none;
        text-align: center;
    }
    
    .projects-header h3 {
        margin-left: 0;
    }
    
    .projects-grid {
        grid-template-columns: repeat(4, 1fr);
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .projects-content {
        padding: 40px;
    }
    
    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .projects-header h2,
    .projects-header h3 {
        font-size: 2.2rem;
    }
}

/* Footer */
.footer {
    margin-top: 40px;
    padding: 60px 0 40px 0;
    /*border-top: 1px solid #e5e7eb;*/
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

.footer-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 30px;
    border-bottom: 1px solid var(--border-color);
}

.footer-brand .footer-logo {
    height: 32px;
    width: auto;
    max-width: 120px;
    object-fit: contain;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-logo-text {
    font-family: 'Ma Shan Zheng', cursive;
    font-size: 1.2rem;
    font-weight: 400;
    color: var(--text-primary);
    letter-spacing: 0.05em;
    line-height: 1.2;
}

.footer-nav {
    display: flex;
    gap: 32px;
    align-items: center;
}

.footer-nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 400;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    transition: color 0.2s ease;
    letter-spacing: -0.01em;
}

.footer-nav a:hover {
    color: var(--text-secondary);
}

.footer-social {
    display: flex;
    gap: 20px;
    align-items: center;
}

.social-icon {
    font-size: 1.1rem;
    color: var(--text-primary);
    text-decoration: none;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    font-weight: 500;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.social-icon:hover {
    background-color: var(--card-bg);
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-left {
    display: flex;
    gap: 24px;
    align-items: center;
}

.copyright {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 400;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

.footer-left a,
.footer-right a {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 400;
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    transition: color 0.2s ease;
    letter-spacing: -0.01em;
}

.footer-left a:hover,
.footer-right a:hover {
    color: var(--text-primary);
}

.footer-right {
    display: flex;
    gap: 24px;
    align-items: center;
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo-img {
        height: 32px;
        max-width: 120px;
    }
    
    .logo-text {
        font-size: 1.2rem;
    }
    
    .footer-logo {
        height: 28px;
        max-width: 100px;
    }
    
    .footer-logo-text {
        font-size: 1rem;
    }
    
    .footer-top {
        flex-direction: column;
        gap: 24px;
        text-align: center;
    }
    
    .footer-nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
    
    .footer-left,
    .footer-right {
        flex-wrap: wrap;
        justify-content: center;
        gap: 20px;
    }
}

@media (max-width: 480px) {
    .logo-img {
        height: 28px;
        max-width: 100px;
    }
    
    .logo-text {
        font-size: 1rem;
    }
    
    .logo {
        gap: 8px;
    }
    
    .footer-logo {
        height: 24px;
        max-width: 80px;
    }
    
    .footer-logo-text {
        font-size: 0.9rem;
    }
    
    .footer-brand {
        gap: 8px;
    }
}