/* 现代化导航系统样�?- High-End Vibrant */

/* 全局页面布局 */
body {
    background-color: #f8fafc; /* Clean base */
    background-image: 
        radial-gradient(at 0% 0%, rgba(10, 37, 64, 0.035) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(29, 78, 216, 0.025) 0px, transparent 50%); /* Subtle ambient light */
    color: #334155;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    -webkit-font-smoothing: antialiased;
}

.page-container {
    background: transparent;
    min-height: 100vh;
}

/* 现代化头部导航栏 */
.modern-navbar {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.02); /* Softer, deeper shadow */
    z-index: 1000;
    transition: all 0.3s ease;
    height: 72px;
}

.modern-navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.navbar-container {
    max-width: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    height: 100%;
}

.navbar-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: 2rem;
}

/* Logo区域 */
.navbar-brand-section {
    flex-shrink: 0;
}

.modern-navbar-brand {
    text-decoration: none;
    display: block;
}

.logo-container {
    display: flex;
    align-items: center;
    gap: 0.8rem;
}

.brand-logo {
    height: 40px;
    width: 40px;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(10, 37, 64, 0.22); /* Navy glow */
    transition: transform 0.3s ease;
}

.modern-navbar-brand:hover .brand-logo {
    transform: rotate(-5deg);
}

.brand-text {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.brand-name {
    font-size: 1.25rem;
    font-weight: 800;
    background: linear-gradient(135deg, #0a2540 0%, #1d4ed8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    line-height: 1.2;
    letter-spacing: -0.02em;
}

.brand-subtitle {
    font-size: 0.7rem;
    color: #1d4ed8;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

/* 搜索区域 - 高端显眼风格 */
.navbar-search-section {
    flex: 1;
    max-width: 520px; /* Slightly wider */
    margin: 0 2rem;
}

.modern-search-form {
    width: 100%;
}

.search-input-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    background: #ffffff;
    border: 1px solid rgba(148, 163, 184, 0.28);
    border-radius: 50px; /* Full Pill Shape */
    padding: 0.5rem 0.8rem 0.5rem 1.2rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -1px rgba(0, 0, 0, 0.03); /* Default lift */
}

.search-input-wrapper:hover {
    border-color: rgba(10, 37, 64, 0.32);
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.05), 0 4px 6px -2px rgba(0, 0, 0, 0.025);
    transform: translateY(-1px);
}

.search-input-wrapper:focus-within {
    background: #ffffff;
    border-color: #0a2540;
    box-shadow: 0 0 0 4px rgba(10, 37, 64, 0.12), 0 18px 24px -8px rgba(10, 37, 64, 0.16), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
    transform: translateY(-2px) scale(1.01);
}

.search-icon {
    font-size: 1.1rem;
    margin-right: 1rem;
    transition: all 0.3s ease;
    background: linear-gradient(135deg, #0a2540 0%, #1d4ed8 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    opacity: 0.7;
}

.search-input-wrapper:focus-within .search-icon {
    opacity: 1;
    transform: scale(1.1);
}

.search-input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 1rem;
    color: #1e293b;
    padding: 0;
    font-weight: 500;
}

.search-input::placeholder {
    color: #94a3b8;
    font-weight: 400;
    transition: opacity 0.2s;
}

.search-input-wrapper:focus-within .search-input::placeholder {
    opacity: 0.7;
}

.search-btn {
    background: linear-gradient(135deg, #0a2540 0%, #1d4ed8 100%);
    border: none;
    width: 38px;
    height: 38px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    border-radius: 50%; /* Circle button */
    margin-left: 0.5rem;
    cursor: pointer;
    opacity: 0.9;
    transform: scale(1); /* Always visible now */
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 4px 12px -3px rgba(10, 37, 64, 0.35);
}

.search-btn i {
    font-size: 1.1rem;
}

.search-input-wrapper:focus-within .search-btn {
    opacity: 1;
    box-shadow: 0 10px 18px -5px rgba(10, 37, 64, 0.38);
    transform: rotate(0deg); /* Reset rotation if added later */
}

.search-btn:hover {
    background: linear-gradient(135deg, #061a33 0%, #1e40af 100%);
    transform: scale(1.05);
    box-shadow: 0 10px 20px -5px rgba(10, 37, 64, 0.45);
}

.search-btn:active {
    transform: scale(0.95);
}

/* 用户操作区域 */
.navbar-user-section {
    flex-shrink: 0;
}

.user-nav {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

/* 用户按钮 */
.user-btn {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    background: transparent;
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 12px;
    padding: 0.5rem 0.8rem;
    color: #334155;
    font-weight: 500;
    transition: all 0.2s ease;
    cursor: pointer;
}

.user-btn:hover {
    background: #fff;
    border-color: rgba(10, 37, 64, 0.28);
    box-shadow: 0 4px 12px rgba(10, 37, 64, 0.1);
    color: #061a33;
}

.user-avatar i {
    font-size: 1.2rem;
    color: #0a2540;
}

.user-name {
    font-size: 0.9rem;
    font-weight: 600;
}

.dropdown-arrow {
    font-size: 0.8rem;
    transition: transform 0.3s ease;
}

.user-dropdown.show .dropdown-arrow {
    transform: rotate(180deg);
}

/* PC端鼠标悬停显示下拉菜�?*/
@media (min-width: 769px) {
    .user-dropdown {
        position: relative;
    }
    
    .user-dropdown .dropdown-menu {
        display: block;
        opacity: 0;
        visibility: hidden;
        transform: translateY(10px);
        transition: all 0.2s ease;
        position: absolute;
        top: 100%;
        right: 0;
    }
    
    .user-dropdown:hover .dropdown-menu {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .user-dropdown:hover .dropdown-arrow {
        transform: rotate(180deg);
    }
}

/* 现代化下拉菜�?*/
.modern-dropdown {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 16px;
    box-shadow: 0 15px 40px -10px rgba(0, 0, 0, 0.1);
    padding: 0.6rem;
    margin-top: 0.8rem;
    min-width: 220px;
}

.modern-dropdown .dropdown-item {
    padding: 0.7rem 1rem;
    color: #475569;
    font-weight: 500;
    transition: all 0.2s ease;
    border-radius: 10px;
    margin-bottom: 2px;
}

.modern-dropdown .dropdown-item:hover {
    background: #eff6ff;
    color: #061a33;
    transform: translateX(2px);
}

.modern-dropdown .dropdown-item i {
    width: 20px;
    text-align: center;
    color: #94a3b8;
    margin-right: 0.6rem;
    transition: color 0.2s ease;
}

.modern-dropdown .dropdown-item:hover i {
    color: #0a2540;
}

/* 认证按钮 */
.auth-buttons {
    display: flex;
    gap: 0.8rem;
}

.auth-btn {
    padding: 0.5rem 1.2rem;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.login-btn {
    background: transparent;
    color: #475569;
    border: 1px solid transparent;
}

.login-btn:hover {
    background: rgba(241, 245, 249, 0.8);
    color: #0f172a;
}

.register-btn {
    background: linear-gradient(135deg, #0a2540 0%, #1d4ed8 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(10, 37, 64, 0.24);
}

.register-btn:hover {
    background: linear-gradient(135deg, #061a33 0%, #1e40af 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 15px rgba(10, 37, 64, 0.32);
    color: white;
}

/* 帮助按钮 */
.docs-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    background: transparent;
    color: #64748b;
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 10px;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.docs-btn:hover {
    color: #061a33;
    border-color: rgba(10, 37, 64, 0.24);
    background: #eff6ff;
}

/* 移动端菜单按�?*/
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: transparent;
    border: none;
    border-radius: 10px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-menu-btn:hover {
    background: #f1f5f9;
}

.hamburger-line {
    width: 24px;
    height: 2.5px;
    background: #475569;
    margin: 2.5px 0;
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* 移动端侧边栏搜索和用户区域样�?*/
.mobile-sidebar-search, .mobile-sidebar-user {
    display: none; /* 默认隐藏 */
}

/* 移动端搜索区域样�?*/
.mobile-sidebar-search {
    padding: 1rem;
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.mobile-search-wrapper {
    display: flex;
    align-items: center;
    background: #f1f5f9;
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 12px;
    padding: 0.5rem 0.8rem;
    transition: all 0.2s ease;
}

.mobile-search-wrapper:focus-within {
    background: #fff;
    border-color: #0a2540;
    box-shadow: 0 0 0 3px rgba(10, 37, 64, 0.1);
}

.mobile-search-wrapper .search-icon {
    font-size: 1rem;
    color: #94a3b8;
    margin-right: 0.8rem;
    background: none;
    -webkit-text-fill-color: #94a3b8;
}

.mobile-search-wrapper input {
    flex: 1;
    border: none;
    outline: none;
    background: transparent;
    font-size: 0.95rem;
    color: #1e293b;
    padding: 0.3rem 0;
}

.mobile-search-wrapper input::placeholder {
    color: #94a3b8;
}

.mobile-search-wrapper .search-submit-btn {
    background: linear-gradient(135deg, #0a2540 0%, #1d4ed8 100%);
    border: none;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.2s ease;
}

.mobile-search-wrapper .search-submit-btn:hover {
    background: linear-gradient(135deg, #061a33 0%, #1e40af 100%);
}

/* 移动端用户区域样�?*/
.mobile-sidebar-user {
    padding: 1rem;
    border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}

.mobile-user-info {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    margin-bottom: 1rem;
    padding: 0.5rem;
    background: linear-gradient(135deg, rgba(10, 37, 64, 0.08) 0%, rgba(29, 78, 216, 0.08) 100%);
    border-radius: 12px;
}

.mobile-user-avatar {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0a2540 0%, #1d4ed8 100%);
    border-radius: 10px;
}

.mobile-user-avatar i {
    font-size: 1.3rem;
    color: white;
}

.mobile-user-name {
    font-size: 1rem;
    font-weight: 600;
    color: #1e293b;
}

.mobile-user-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.mobile-action-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    background: #f8fafc;
    border: 1px solid rgba(226, 232, 240, 0.8);
    border-radius: 10px;
    color: #475569;
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s ease;
    flex: 1;
    min-width: calc(50% - 0.25rem);
    justify-content: center;
}

.mobile-action-btn:hover {
    background: #fff;
    border-color: rgba(10, 37, 64, 0.28);
    color: #061a33;
}

.mobile-action-btn.logout-btn {
    color: #dc2626;
    border-color: rgba(220, 38, 38, 0.2);
}

.mobile-action-btn.logout-btn:hover {
    background: #fef2f2;
    border-color: #dc2626;
}

.mobile-action-btn i {
    font-size: 1rem;
}

/* 未登录时的移动端认证区域 */
.mobile-auth-section {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.mobile-auth-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1rem;
    border-radius: 10px;
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.2s ease;
    flex: 1;
}

.mobile-auth-btn.login-btn {
    background: #f1f5f9;
    color: #475569;
    border: 1px solid rgba(226, 232, 240, 0.8);
}

.mobile-auth-btn.login-btn:hover {
    background: #fff;
    border-color: rgba(10, 37, 64, 0.28);
    color: #061a33;
}

.mobile-auth-btn.register-btn {
    background: linear-gradient(135deg, #0a2540 0%, #1d4ed8 100%);
    color: white;
    border: none;
    box-shadow: 0 4px 12px rgba(10, 37, 64, 0.24);
}

.mobile-auth-btn.register-btn:hover {
    background: linear-gradient(135deg, #061a33 0%, #1e40af 100%);
}

.mobile-auth-section .mobile-action-btn {
    width: 100%;
    flex: none;
    margin-top: 0.5rem;
}

/* 主布局容器 */
.main-wrapper {
    display: flex;
    min-height: calc(100vh - 72px);
    background: transparent;
    margin-top: 0;
}

/* 现代化侧边栏 - Professional Utility */
.modern-sidebar {
    width: 270px;
    background: transparent;
    border-right: none;
    box-shadow: none;
    position: sticky;
    top: 72px;
    height: calc(100vh - 72px);
    overflow-y: auto;
    transition: all 0.3s ease;
    padding-left: 1.5rem;
    padding-right: 0.8rem;
}

.sidebar-content {
    padding: 2rem 0;
    height: 100%;
    display: flex;
    flex-direction: column;
}

/* 导航区域 */
.sidebar-nav {
    height: 100%;
    display: flex;
    flex-direction: column;
}

.nav-section {
    margin-bottom: 2.5rem;
}

.nav-section:last-child {
    margin-bottom: 1rem;
}

/* 区域标题 */
.section-header {
    padding: 0 1rem 0.8rem 1rem;
}

.section-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0;
    display: flex;
    align-items: center;
}

h2.section-title {
    font-size: 0.75rem;
    font-weight: 700;
    color: #94a3b8;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin: 0;
    display: flex;
    align-items: center;
}

.section-title i {
    color: #94a3b8;
    font-size: 0.9rem;
    margin-right: 0.5rem;
}

/* 导航列表 */
.nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-item {
    margin-bottom: 0.35rem;
}

/* 导航链接 - Professional Utility Style */
.nav-link {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    color: #64748b;
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    border-radius: 12px;
    margin: 0;
    background: transparent;
}

.nav-link:hover {
    color: #1e293b;
    background: rgba(240, 249, 255, 0.82);
    transform: translateX(3px);
}

.nav-link.active {
    color: #fff;
    background: linear-gradient(135deg, #0a2540 0%, #1d4ed8 100%);
    font-weight: 600;
    box-shadow: 0 8px 22px -10px rgba(10, 37, 64, 0.55);
    transform: none;
}

/* 移除旧的指示�?*/
.nav-indicator {
    display: none;
}

/* 导航图标 */
.nav-icon {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: transparent;
    margin-right: 0.8rem;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.nav-icon i {
    font-size: 1.1rem;
    color: #94a3b8;
    transition: all 0.2s ease;
}

.nav-link:hover .nav-icon i {
    color: #061a33;
    transform: scale(1.1);
}

.nav-link.active .nav-icon {
    background: transparent;
}

.nav-link.active .nav-icon i {
    color: #fff; /* White icon on active gradient */
}

/* 导航文字 */
.nav-text {
    flex: 1;
    font-size: 0.95rem;
    letter-spacing: 0.01em;
}

/* 分类链接特殊样式 */
.category-link .nav-icon {
    background: transparent;
}

.category-link .nav-icon i {
    color: #94a3b8;
}

.category-link:hover .nav-icon i {
    color: #061a33;
}

.category-link.active .nav-icon {
    background: transparent;
}

.category-link.active .nav-icon i {
    color: #fff;
}

/* 全平台支持现代化样式 - 极简�?*/
.platform-support-minimal {
    margin: 1rem 0 0 0;
    padding: 1.2rem 1rem;
    border-top: 1px solid rgba(226, 232, 240, 0.6);
}

.platform-title {
    font-size: 0.7rem;
    text-transform: uppercase;
    color: #94a3b8;
    font-weight: 700;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.platform-icons-row {
    display: flex;
    gap: 1.2rem;
    flex-wrap: wrap;
}

.platform-icons-row i {
    font-size: 1.2rem;
    color: #cbd5e1;
    transition: all 0.3s ease;
    cursor: help;
}

.platform-icons-row i:hover {
    color: #061a33;
    transform: scale(1.2);
    filter: drop-shadow(0 2px 4px rgba(10, 37, 64, 0.18));
}


/* 主内容区�?*/
.main-content {
    flex: 1;
    background: transparent;
    padding: 2rem;
    overflow-x: hidden;
}

.main-content .container-fluid {
    max-width: 100%;
    padding: 0;
}

/* 响应式设�?*/
@media (max-width: 1200px) {
    .navbar-content {
        gap: 1rem;
    }

    .navbar-search-section {
        max-width: 400px;
        margin: 0 1rem;
    }

    .modern-sidebar {
        width: 260px;
    }

    .main-content {
        padding: 1.5rem;
    }
}

@media (max-width: 992px) {
    .navbar-search-section {
        max-width: 300px;
        margin: 0 0.5rem;
    }

    .brand-text {
        display: flex;
    }

    .brand-subtitle {
        display: none;
    }

    .user-name {
        display: none;
    }

    .docs-btn span {
        display: none;
    }

    .modern-sidebar {
        width: 240px;
    }

    .nav-link {
        padding: 0.7rem 1rem;
        margin-right: 0.5rem;
    }

    .nav-icon {
        width: 35px;
        height: 35px;
        margin-right: 0.8rem;
    }

    .platform-support-modern {
        margin: 0 1rem;
        padding: 1rem;
    }
}

@media (max-width: 768px) {
    .navbar-content {
        height: 60px;
        padding: 0 1rem;
    }

    .brand-name {
        font-size: 1.3rem;
    }

    .navbar-search-section {
        display: none;
    }

    .user-nav {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .main-wrapper {
        position: relative;
        min-height: calc(100vh - 60px);
    }

    .modern-sidebar {
        position: fixed;
        top: 60px;
        left: -280px;
        width: 280px;
        height: calc(100vh - 60px);
        z-index: 999;
        transition: left 0.3s ease;
        border-right: 1px solid rgba(226, 232, 240, 0.8);
        box-shadow: 4px 0 20px rgba(0, 0, 0, 0.1);
        background: #ffffff;
        padding-left: 0;
        padding-right: 0;
    }

    .modern-sidebar.show {
        left: 0;
    }

    .sidebar-overlay {
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        height: calc(100vh - 60px);
        background: rgba(0, 0, 0, 0.5);
        z-index: 998;
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

    .sidebar-overlay.show {
        opacity: 1;
        visibility: visible;
    }

    .sidebar-content {
        padding: 0;
    }

    .mobile-sidebar-search {
        display: block;
    }

    .mobile-sidebar-user {
        display: block;
    }

    .nav-section {
        margin-bottom: 1rem;
        padding: 0 0.5rem;
    }

    .section-header {
        padding: 0.8rem 0.5rem;
    }

    .nav-link {
        padding: 0.7rem 1rem;
        margin: 0 0 0.25rem 0;
        border-radius: 10px;
    }

    .nav-link:hover {
        transform: none;
        background: rgba(10, 37, 64, 0.08);
    }

    .nav-link.active {
        transform: none;
        border-radius: 10px;
    }

    .nav-indicator {
        display: none;
    }

    .platform-support-minimal {
        margin: 0.5rem 0.5rem 0 0.5rem;
        padding: 1rem;
        border-top: 1px solid rgba(226, 232, 240, 0.8);
    }

    .platform-support-modern {
        margin: 0 1rem;
        padding: 0.8rem;
    }

    .platform-grid {
        gap: 0.6rem;
    }

    .platform-row {
        gap: 0.3rem;
    }

    .platform-item {
        padding: 0.4rem 0.2rem;
    }

    .platform-item i {
        font-size: 0.9rem;
    }

    .platform-item span {
        font-size: 0.6rem;
    }

    .main-content {
        padding: 1rem;
        width: 100%;
    }

    /* 移动端菜单按钮样式调�?*/
    .mobile-menu-btn {
        position: relative;
        z-index: 1001;
    }

    .mobile-menu-btn.active .hamburger-line:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .mobile-menu-btn.active .hamburger-line:nth-child(2) {
        opacity: 0;
    }

    .mobile-menu-btn.active .hamburger-line:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
}

@media (max-width: 480px) {
    .navbar-container {
        padding: 0 1rem;
    }

    .navbar-content {
        height: 55px;
    }

    .brand-logo {
        height: 35px;
        width: 35px;
    }

    .brand-name {
        font-size: 1.2rem;
    }

    .main-wrapper {
        min-height: calc(100vh - 55px);
    }

    .modern-sidebar {
        top: 55px;
        height: calc(100vh - 55px);
        left: -280px;
    }

    .sidebar-overlay {
        top: 55px;
        height: calc(100vh - 55px);
    }

    .sidebar-content {
        padding: 0.8rem 0;
    }

    .section-title {
        font-size: 0.8rem;
    }

    .nav-link {
        padding: 0.5rem 0.8rem;
        font-size: 0.9rem;
    }

    .nav-icon {
        width: 30px;
        height: 30px;
        margin-right: 0.6rem;
    }

    .nav-icon i {
        font-size: 1rem;
    }

    .platform-support-modern {
        margin: 0 0.8rem;
        padding: 0.6rem;
    }

    .platform-header {
        font-size: 0.8rem;
        margin-bottom: 0.8rem;
    }

    .platform-grid {
        gap: 0.5rem;
    }

    .platform-item {
        padding: 0.3rem 0.1rem;
    }

    .platform-item i {
        font-size: 0.8rem;
    }

    .platform-item span {
        font-size: 0.55rem;
    }

    .main-content {
        padding: 0.8rem;
    }
}

/* 滚动条样�?*/
.modern-sidebar::-webkit-scrollbar {
    width: 6px;
}

.modern-sidebar::-webkit-scrollbar-track {
    background: rgba(255, 255, 255, 0.1);
}

.modern-sidebar::-webkit-scrollbar-thumb {
    background: rgba(100, 116, 139, 0.32);
    border-radius: 3px;
}

.modern-sidebar::-webkit-scrollbar-thumb:hover {
    background: rgba(10, 37, 64, 0.45);
}

/* 动画效果 */
@keyframes slideInLeft {
    from {
        transform: translateX(-100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

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

.modern-sidebar {
    animation: slideInLeft 0.3s ease-out;
}

.nav-item {
    animation: fadeInUp 0.3s ease-out;
    animation-fill-mode: both;
}

.nav-item:nth-child(1) { animation-delay: 0.1s; }
.nav-item:nth-child(2) { animation-delay: 0.15s; }
.nav-item:nth-child(3) { animation-delay: 0.2s; }
.nav-item:nth-child(4) { animation-delay: 0.25s; }
.nav-item:nth-child(5) { animation-delay: 0.3s; }
.nav-item:nth-child(6) { animation-delay: 0.35s; }
.nav-item:nth-child(7) { animation-delay: 0.4s; }
.nav-item:nth-child(8) { animation-delay: 0.45s; }

/* Footer已移�?*/