* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Roboto', 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    opacity: 0;
    transition: opacity 0.5s ease;
}

body.loaded {
    opacity: 1;
}

/* Header Styles */
.main-header {
    background: linear-gradient(90deg, #2c3e50 0%, #3498db 100%);
    color: #fff;
    padding: 0;
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.2);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-container {
    flex: 1;
    display: flex;
    justify-content: center;
}

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

.logo i {
    font-size: 1.8rem;
    color: var(--accent-color);
}

header h1 {
    font-size: 1.8rem;
    font-weight: 700;
    letter-spacing: 1px;
}

.auth-container {
    display: flex;
    gap: 12px;
}

.login-btn, .logout-btn {
    padding: 0.6rem 1.2rem;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.login-btn:hover {
    background: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

.logout-btn {
    background: #f44336;
}

.logout-btn:hover {
    background: #d32f2f;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

main {
    max-width: 1200px;
    margin: 1.5rem auto;
    padding: 0 1rem;
}

.section {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 12px;
    box-shadow: var(--card-shadow);
    margin-bottom: 2.5rem;
    padding: 2rem;
    transition: transform var(--transition-speed) ease;
}

.section:hover {
    transform: translateY(-5px);
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.section h2 {
    color: #2c3e50;
    font-size: 1.6rem;
    font-weight: 600;
    border-bottom: 2px solid #eee;
    padding-bottom: 0.5rem;
}

.contact-btn, .password-btn {
    padding: 0.6rem 1.2rem;
    background: #ff9800;
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
}

.contact-btn:hover, .password-btn:hover {
    background: #f57c00;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    display: flex;
    position: relative;
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
    overflow: visible;
    transition: all 0.3s ease;
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
    transform: translateY(20px);
    min-height: 200px;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
}

.card-color-bar {
    width: 8px;
    background-color: #ccc;
}

.card-color-bar.red { background-color: #ff4d4f; }
.card-color-bar.blue { background-color: #1890ff; }
.card-color-bar.gray { background-color: #666; }
.card-color-bar.cyan { background-color: #13c2c2; }
.card-color-bar.purple { background-color: #722ed1; }

.card-content {
    padding: 1.5rem;
    padding-right: 3rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
    pointer-events: auto;
}

.card h3 {
    margin-bottom: 0.5rem;
    color: #2c3e50;
    font-size: 1.2rem;
    font-weight: 600;
}

.card p {
    line-height: 1.6;
    margin-bottom: 1.2rem;
    flex-grow: 1;
}

.card a {
    color: white;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 8px 15px;
    background-color: var(--primary-color);
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all var(--transition-speed) ease;
}

.card a:hover {
    background-color: #3367d6;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
    color: white;
    text-decoration: none;
}

.tutorial-btn {
    padding: 0.4rem 1rem;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    margin-top: 0;
    display: inline-flex;
    align-items: center;
    gap: 5px;
    transition: all var(--transition-speed) ease;
}

.tutorial-btn:hover {
    background: #e0a800;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

.card-stats {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 0.75rem;
    font-size: 0.9rem;
    color: #999;
}

.card-stats .view-icon,
.card-stats .heart-icon {
    font-size: 1rem;
    margin-right: 0.3rem;
    color: #666;
}

.card-actions {
    position: absolute;
    top: 10px;
    right: 10px;
    display: flex;
    gap: 8px;
    z-index: 999;
    background: rgba(255, 255, 255, 0.95);
    padding: 6px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    pointer-events: auto;
}

.edit-btn, .delete-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    color: #666;
    transition: all 0.3s ease;
    padding: 8px;
    border-radius: 6px;
    min-width: 40px;
    min-height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    pointer-events: auto;
    user-select: none;
}

.edit-btn:hover {
    color: #4CAF50;
    background: rgba(76, 175, 80, 0.2);
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(76, 175, 80, 0.3);
}

.delete-btn:hover {
    color: #f44336;
    background: rgba(244, 67, 54, 0.2);
    transform: scale(1.1);
    box-shadow: 0 2px 8px rgba(244, 67, 54, 0.3);
}

.edit-btn:active, .delete-btn:active {
    transform: scale(0.95);
}

.edit-btn:focus, .delete-btn:focus {
    outline: 2px solid #007bff;
    outline-offset: 2px;
}

.add-card-btn {
    display: block;
    margin: 1.5rem auto 0;
    padding: 0.6rem 1.5rem;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.add-card-btn:hover {
    background: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

.view-paid-btn {
    padding: 0.6rem 1.5rem;
    background: #2196F3;
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 500;
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.view-paid-btn:hover {
    background: #1976D2;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

.card-form {
    margin-top: 1.5rem;
    border: 1px solid #ddd;
    border-radius: 12px;
    padding: 1.5rem;
    background: #f9f9f9;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
}

.card-form h3 {
    margin-bottom: 1.5rem;
    color: #2c3e50;
    font-size: 1.3rem;
    font-weight: 600;
}

.form-group {
    margin-bottom: 1.2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #555;
    font-weight: 500;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 0.6rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 0.95rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: #2196F3;
    outline: none;
    box-shadow: 0 0 5px rgba(33, 150, 243, 0.3);
}

.form-group textarea {
    height: 100px;
    resize: vertical;
}

button {
    padding: 0.6rem 1.5rem;
    background: #4CAF50;
    color: white;
    border: none;
    border-radius: 25px;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

button:hover {
    background: #45a049;
    transform: translateY(-2px);
    box-shadow: 0 3px 6px rgba(0, 0, 0, 0.2);
}

.cancel-btn {
    background: #f44336;
    margin-left: 0.75rem;
}

.cancel-btn:hover {
    background: #d32f2f;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.5);
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background: #fff;
    margin: 10% auto;
    padding: 2rem;
    border-radius: 12px;
    width: 90%;
    max-width: 500px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
    animation: slideIn 0.3s ease;
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
}

.modal-content.show {
    opacity: 1;
    transform: translateY(0);
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
    position: absolute;
    top: 15px;
    right: 20px;
    transition: color 0.3s ease;
}

.close:hover,
.close:focus {
    color: #333;
    text-decoration: none;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideIn {
    from { transform: translateY(-50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 768px) {
    .cards-container {
        grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    }

    .section-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }

    .contact-btn, .password-btn {
        margin-top: 0.5rem;
    }

    header h1 {
        font-size: 1.5rem;
    }

    .section {
        padding: 1.5rem;
    }
}

@media (max-width: 480px) {
    .cards-container {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    header {
        padding: 1rem;
    }

    .modal-content {
        margin: 15% auto;
        padding: 1.5rem;
    }

    .card-buttons {
        flex-direction: column;
        gap: 8px;
    }
    
    .card-btn {
        width: 100%;
        min-width: auto;
        padding: 10px;
    }
    
    .card-content {
        padding: 1rem;
    }
    
    .card h3 {
        font-size: 1.1rem;
    }
    
    .card p {
        font-size: 0.9rem;
        margin-bottom: 1rem;
    }
    
    .card-stats {
        font-size: 0.8rem;
    }
}

/* 页面加载动画 */
body {
    opacity: 0;
    transition: opacity 0.5s ease;
}

body.loaded {
    opacity: 1;
}

/* 卡片动画 */
.card {
    animation: fadeInUp 0.5s ease forwards;
    opacity: 0;
    transform: translateY(20px);
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 区块滚动动画 */
.section-hidden {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

.section.visible {
    opacity: 1;
    transform: translateY(0);
}

/* 模态框动画 */
.modal-content {
    opacity: 0;
    transform: translateY(-20px);
    transition: all 0.3s ease;
}

.modal-content.show {
    opacity: 1;
    transform: translateY(0);
}

/* 加载器样式 */
#loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
    backdrop-filter: blur(3px);
}

.loader-container {
    background-color: white;
    padding: 20px 40px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
    display: flex;
    flex-direction: column;
    align-items: center;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-left-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 10px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* 提示消息样式 */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    background: white;
    color: #333;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    z-index: 1001;
    transform: translateX(120%);
    transition: transform 0.3s ease;
    max-width: 300px;
}

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

.toast-content {
    display: flex;
    align-items: center;
    gap: 12px;
}

.toast i {
    font-size: 1.5rem;
}

.toast.success i {
    color: var(--secondary-color);
}

.toast.error i {
    color: var(--danger-color);
}

.toast.info i {
    color: var(--primary-color);
}

/* 卡片按钮样式 */
.card-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin: 15px 0;
    width: 100%;
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
    transition: none;
}

.card-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 10px 18px;
    border-radius: 25px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.15);
    text-decoration: none;
    min-width: 130px;
    text-align: center;
    flex: 1;
    opacity: 1;
    letter-spacing: 0.5px;
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
    pointer-events: auto;
}

.website-btn {
    background: linear-gradient(135deg, #4285f4, #3367d6);
    color: white;
}

.website-btn:hover {
    background: linear-gradient(135deg, #5294ff, #4285f4);
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(66, 133, 244, 0.3);
    color: white;
    text-decoration: none;
}

.website-btn:active {
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(66, 133, 244, 0.2);
}

.tutorial-btn {
    background: linear-gradient(135deg, #fbbc05, #f57c00);
    color: white;
}

.tutorial-btn:hover {
    background: linear-gradient(135deg, #fcc934, #fbbc05);
    transform: translateY(-3px);
    box-shadow: 0 6px 12px rgba(251, 188, 5, 0.3);
    color: white;
    text-decoration: none;
}

.tutorial-btn:active {
    transform: translateY(-1px);
    box-shadow: 0 3px 6px rgba(251, 188, 5, 0.2);
}

.tutorial-btn.disabled {
    background: linear-gradient(135deg, #cccccc, #aaaaaa);
    cursor: not-allowed;
    opacity: 0.7;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.tutorial-btn.disabled:hover {
    transform: none;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.card-btn i {
    font-size: 1rem;
    transition: transform 0.3s ease;
}

.card-btn:hover i {
    transform: translateX(2px);
}

/* 添加按钮点击波纹效果 */
.card-btn:after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 5px;
    height: 5px;
    background: rgba(255, 255, 255, 0.5);
    opacity: 0;
    border-radius: 100%;
    transform: scale(1, 1) translate(-50%);
    transform-origin: 50% 50%;
    z-index: -1;
}

.card-btn:focus:not(:active)::after {
    animation: ripple 1s ease-out;
}

@keyframes ripple {
    0% {
        transform: scale(0, 0);
        opacity: 0.5;
    }
    20% {
        transform: scale(25, 25);
        opacity: 0.5;
    }
    100% {
        opacity: 0;
        transform: scale(40, 40);
    }
}

/* 移动端适配 */
@media (max-width: 480px) {
    .card-buttons {
        flex-direction: column;
        gap: 10px;
        opacity: 1;
        visibility: visible;
    }
    
    .card-btn {
        width: 100%;
        min-width: auto;
        padding: 12px 15px;
        opacity: 1;
        font-size: 0.9rem;
    }
}

/* 响应式调整 */
@media (max-width: 768px) {
    .toast {
        left: 20px;
        right: 20px;
        bottom: 20px;
        max-width: none;
    }
}

/* 调整intro-section的样式，使其更加突出 */
.intro-section {
    margin-top: 0;
    border-top: 4px solid var(--primary-color);
}

/* 移除hero-section相关样式 */
.hero-section {
    display: none;
}

/* 美化滚动条 */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: #3367d6;
}

/* 区域高亮效果 */
@keyframes highlightSection {
    0% { box-shadow: 0 0 0 rgba(66, 133, 244, 0); }
    50% { box-shadow: 0 0 20px rgba(66, 133, 244, 0.5); }
    100% { box-shadow: 0 0 0 rgba(66, 133, 244, 0); }
}

.highlight-section {
    animation: highlightSection 1.5s ease;
}

/* 改进特性区块的可点击样式 */
.feature {
    cursor: pointer;
    position: relative;
    z-index: 1;
    overflow: hidden;
}

.feature:before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom right, rgba(66, 133, 244, 0.05), rgba(251, 188, 5, 0.05));
    transform: translateY(100%);
    transition: transform 0.4s ease;
    z-index: -1;
}

.feature:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
    border-color: var(--primary-color);
}

.feature:hover:before {
    transform: translateY(0);
}

.feature:active {
    transform: translateY(-3px) scale(0.98);
}

.feature i {
    background: linear-gradient(135deg, var(--primary-color), #5c6bc0);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    transition: all 0.4s ease;
}

.feature:hover i {
    transform: scale(1.1) rotate(5deg);
}

.feature h3 {
    position: relative;
    display: inline-block;
    color: var(--dark-color);
    font-weight: 600;
}

.feature h3:after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.4s ease;
}

.feature:hover h3:after {
    width: 80%;
}

.feature p {
    color: var(--gray-color);
    line-height: 1.5;
}

/* 增强卡片效果 */
.card {
    border: none;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.card:hover {
    transform: translateY(-10px) scale(1.02);
}

.card-content {
    position: relative;
    z-index: 1;
}

.card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--dark-color);
    position: relative;
    display: inline-block;
}

.card h3:after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 50px;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.card:hover h3:after {
    width: 100%;
}

.card p {
    line-height: 1.6;
    margin-bottom: 1.2rem;
}

/* 美化卡片统计信息 */
.card-stats {
    margin-top: 1rem;
    padding-top: 0.8rem;
    border-top: 1px dashed #eee;
}

.card-stats span {
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.card-stats i {
    color: var(--primary-color);
}

/* 改进区域标题 */
.section h2 {
    position: relative;
    display: inline-block;
    margin-bottom: 1.5rem;
}

.section h2:after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(to right, var(--primary-color), transparent);
}

/* 美化特性区块 - 调整大小 */
.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feature {
    cursor: pointer;
    position: relative;
    z-index: 1;
    overflow: hidden;
    border-radius: 12px;
    padding: 1.2rem 1rem;
    background: #fff;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
    border-bottom: 4px solid transparent;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    text-align: center;
    min-height: 160px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.feature i {
    font-size: 2.2rem;
    margin-bottom: 0.8rem;
}

.feature h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.feature p {
    font-size: 0.9rem;
    margin-top: 0.3rem;
}

.feature:nth-child(1) {
    border-bottom-color: var(--primary-color);
}

.feature:nth-child(2) {
    border-bottom-color: var(--accent-color);
}

.feature:nth-child(3) {
    border-bottom-color: var(--secondary-color);
}

.feature:nth-child(1):hover {
    border-bottom-color: var(--primary-color);
    background: linear-gradient(to bottom right, rgba(66, 133, 244, 0.03), white);
}

.feature:nth-child(2):hover {
    border-bottom-color: var(--accent-color);
    background: linear-gradient(to bottom right, rgba(251, 188, 5, 0.03), white);
}

.feature:nth-child(3):hover {
    border-bottom-color: var(--secondary-color);
    background: linear-gradient(to bottom right, rgba(52, 168, 83, 0.03), white);
}

/* 修改页脚样式 - 右下角布局 */
footer {
    position: relative;
    overflow: hidden;
    background: transparent;
    color: #333;
    padding: 1.5rem 0;
    margin-top: 2rem;
}

footer:before {
    display: none;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    flex-direction: column;
    align-items: flex-end; /* 右对齐 */
    text-align: right;
    gap: 0.8rem;
}

.copyright {
    font-size: 0.9rem;
    color: #333;
    margin: 0;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: #333;
    text-decoration: none;
    transition: color var(--transition-speed) ease;
    font-weight: 500;
    font-size: 0.9rem;
}

.footer-links a:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .footer-content {
        align-items: center;
        text-align: center;
    }
}

/* 响应式优化 */
@media (max-width: 768px) {
    .logo-container {
        justify-content: flex-start;
    }
    
    .auth-container {
        margin-left: auto;
    }
}