/* GengGe 耕阁科技网站样式 */

:root {
    --gg-primary: #667eea;
    --gg-primary-dark: #5a6fd6;
    --gg-secondary: #764ba2;
    --gg-bg-light: #f8f9fa;
    --gg-text: #333333;
    --gg-text-muted: #6c757d;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
    color: var(--gg-text);
}

/* 顶部通知栏 */
.top-bar {
    font-size: 0.875rem;
}

.top-bar i {
    margin-right: 4px;
}

/* 导航栏 */
.main-nav {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
    border-bottom: 1px solid rgba(102, 126, 234, 0.1);
    transition: all 0.3s ease;
    padding: 0.6rem 0;
}

.main-nav.scrolled {
    padding: 0.3rem 0;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.main-nav .navbar-brand {
    color: var(--gg-primary) !important;
    transition: transform 0.3s ease;
}

.main-nav .navbar-brand:hover {
    transform: scale(1.03);
}

.main-nav .nav-link {
    color: var(--gg-text) !important;
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 1.1rem !important;
    position: relative;
    transition: color 0.3s ease;
}

/* 导航链接下划线动画 */
.main-nav .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--gg-primary), var(--gg-secondary));
    border-radius: 2px;
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.main-nav .nav-link:hover::after,
.main-nav .nav-link.active::after {
    width: 60%;
}

.main-nav .nav-link:hover,
.main-nav .nav-link.active {
    color: var(--gg-primary) !important;
}

/* "联系我们"按钮样式 */
.main-nav .nav-contact {
    background: linear-gradient(135deg, var(--gg-primary), var(--gg-secondary));
    color: #ffffff !important;
    border-radius: 50px;
    padding: 0.45rem 1.5rem !important;
    font-weight: 600;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.main-nav .nav-contact::after {
    display: none;
}

.main-nav .nav-contact:hover {
    color: #ffffff !important;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.45);
}

/* 下拉菜单样式 */
.main-nav .dropdown-menu {
    border: none;
    border-radius: 12px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    padding: 0.5rem;
    margin-top: 0.5rem !important;
    animation: dropdownFade 0.2s ease;
}

@keyframes dropdownFade {
    from { opacity: 0; transform: translateY(-8px); }
    to { opacity: 1; transform: translateY(0); }
}

.main-nav .dropdown-item {
    border-radius: 8px;
    padding: 0.6rem 1rem;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--gg-text);
    transition: all 0.2s ease;
}

.main-nav .dropdown-item:hover {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    color: var(--gg-primary);
}

.main-nav .dropdown-divider {
    margin: 0.3rem 0;
}

/* 页面标题 */
.page-header {
    background: url('/images/page-header-bg.svg') center center / cover no-repeat;
    padding: 4rem 0;
    position: relative;
}

.page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.85) 0%, rgba(118, 75, 162, 0.85) 100%);
}

.page-header > .container {
    position: relative;
    z-index: 1;
}

/* Banner轮播 */
.banner-placeholder {
    min-height: 500px;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(10, 14, 35, 0.75) 0%, rgba(26, 11, 62, 0.7) 100%);
}

/* Banner 浮动粒子 */
.banner-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
    pointer-events: none;
}

.banner-particles span {
    position: absolute;
    display: block;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: rgba(0, 229, 255, 0.4);
    box-shadow: 0 0 10px rgba(0, 229, 255, 0.5);
    animation: floatUp 8s linear infinite;
}

.banner-particles span:nth-child(1) { left: 10%; animation-delay: 0s; }
.banner-particles span:nth-child(2) { left: 25%; animation-delay: 1s; background: rgba(177, 77, 255, 0.4); box-shadow: 0 0 10px rgba(177, 77, 255, 0.5); }
.banner-particles span:nth-child(3) { left: 45%; animation-delay: 2s; }
.banner-particles span:nth-child(4) { left: 60%; animation-delay: 3s; background: rgba(255, 45, 146, 0.4); box-shadow: 0 0 10px rgba(255, 45, 146, 0.5); }
.banner-particles span:nth-child(5) { left: 75%; animation-delay: 1.5s; }
.banner-particles span:nth-child(6) { left: 88%; animation-delay: 4s; background: rgba(177, 77, 255, 0.4); }
.banner-particles span:nth-child(7) { left: 35%; animation-delay: 5s; }
.banner-particles span:nth-child(8) { left: 70%; animation-delay: 2.5s; background: rgba(61, 110, 255, 0.4); }

@keyframes floatUp {
    0% { bottom: 0; opacity: 0; transform: translateX(0) scale(0.5); }
    20% { opacity: 1; }
    80% { opacity: 1; }
    100% { bottom: 100%; opacity: 0; transform: translateX(30px) scale(1); }
}

/* Banner 标签 */
.banner-tag {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 0.4rem 1.2rem;
    font-size: 0.85rem;
    letter-spacing: 1px;
}

/* 发光按钮 */
.btn-glow {
    background: linear-gradient(135deg, var(--gg-primary), var(--gg-secondary));
    border: none;
    color: #ffffff;
    border-radius: 50px;
    font-weight: 600;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.4);
    transition: all 0.3s ease;
}

.btn-glow:hover {
    color: #ffffff;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(102, 126, 234, 0.6);
}

/* 区块标签 */
.section-tag {
    display: inline-block;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    color: var(--gg-primary);
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0.3rem 1rem;
    border-radius: 50px;
    letter-spacing: 1px;
}

/* 渐变文字 */
.text-gradient {
    background: linear-gradient(135deg, var(--gg-primary) 0%, var(--gg-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-gradient-stat {
    background: linear-gradient(135deg, var(--gg-primary) 0%, var(--gg-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2.5rem;
    font-weight: 700;
}

/* 关于区域装饰背景 */
.about-section {
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
}

.about-bg-deco {
    position: absolute;
    top: -50px;
    right: -100px;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(102, 126, 234, 0.05) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

/* 统计卡片 */
.stat-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--gg-primary), var(--gg-secondary));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.15);
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-icon {
    font-size: 1.5rem;
    color: var(--gg-primary);
}

/* 服务卡片 */
.service-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.service-icon-wrap {
    width: 64px;
    height: 64px;
    border-radius: 16px;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-icon-bg {
    position: absolute;
    inset: 0;
    border-radius: 16px;
    opacity: 0.12;
    transition: opacity 0.3s ease;
}

.service-icon-i {
    position: relative;
    font-size: 1.75rem;
    color: var(--icon-color, var(--gg-primary));
    transition: transform 0.3s ease;
}

.service-card:hover .service-icon-bg {
    opacity: 0.2;
}

.service-card:hover .service-icon-i {
    transform: scale(1.1);
}

.service-link {
    font-weight: 500;
    transition: gap 0.3s ease;
}

.service-card:hover .service-link i {
    transform: translateX(4px);
    transition: transform 0.3s ease;
}

/* 科技分割线 */
.tech-divider {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    padding: 20px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8f9fa 100%);
}

.tech-divider span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gg-primary);
    opacity: 0.3;
    animation: pulse 1.5s ease infinite;
}

.tech-divider span:nth-child(2) {
    width: 32px;
    height: 4px;
    border-radius: 2px;
    opacity: 0.5;
    animation-delay: 0.3s;
}

.tech-divider span:nth-child(3) {
    animation-delay: 0.6s;
}

@keyframes pulse {
    0%, 100% { opacity: 0.3; transform: scale(1); }
    50% { opacity: 0.7; transform: scale(1.2); }
}

/* 案例卡片 */
.case-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.12);
}

.case-image-wrap {
    height: 200px;
    position: relative;
    overflow: hidden;
}

.case-image-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(10, 14, 35, 0.3) 0%, rgba(26, 11, 62, 0.2) 100%);
    transition: opacity 0.3s ease;
}

.case-image-icon {
    position: absolute;
    top: 15px;
    right: 15px;
    width: 36px;
    height: 36px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateX(-10px);
    transition: all 0.3s ease;
}

.case-card:hover .case-image-icon {
    opacity: 1;
    transform: translateX(0);
}

.case-card:hover .case-image-overlay {
    opacity: 0.5;
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.4) 0%, rgba(118, 75, 162, 0.3) 100%);
}

/* 案例翻转卡片 */
.case-flip {
    perspective: 1200px;
    height: 340px;
}

.case-flip-sm {
    height: 300px;
}

.case-flip-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
    transform-style: preserve-3d;
}

.case-flip:hover .case-flip-inner {
    transform: rotateY(180deg);
}

.case-front,
.case-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    -webkit-backface-visibility: hidden;
    border-radius: 1rem;
    overflow: hidden;
}

/* 正面 */
.case-front {
    background-size: cover;
    background-position: center;
}

.case-front-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(10, 14, 35, 0.3) 0%, rgba(10, 14, 35, 0.5) 50%, rgba(10, 14, 35, 0.9) 100%);
}

.case-front-content {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: 1.25rem;
}

.case-front-top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
}

.case-industry-badge {
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #ffffff;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 0.25rem 0.8rem;
    border-radius: 50px;
}

.case-star-badge {
    background: rgba(255, 193, 7, 0.9);
    color: #333;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.8rem;
}

.case-front-bottom {
    z-index: 1;
}

.case-flip-hint {
    display: inline-block;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.75rem;
    margin-top: 0.5rem;
}

/* 关键字标签 */
.case-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.case-keyword-tag {
    background: rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(5px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #ffffff;
    font-size: 0.7rem;
    padding: 0.15rem 0.5rem;
    border-radius: 4px;
}

.case-keyword-tag-light {
    background: rgba(102, 126, 234, 0.1);
    border: 1px solid rgba(102, 126, 234, 0.2);
    color: var(--gg-primary);
}

/* 背面 */
.case-back {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    transform: rotateY(180deg);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.case-back-content {
    padding: 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.case-flip-sm .case-back-content {
    padding: 1.25rem;
}

.case-back-industry {
    display: inline-block;
    background: linear-gradient(135deg, var(--gg-primary), var(--gg-secondary));
    color: #ffffff;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 0.2rem 0.7rem;
    border-radius: 50px;
    margin-bottom: 0.5rem;
    align-self: flex-start;
}

.case-back-content h4,
.case-back-content h6 {
    color: var(--gg-text);
}

.case-back-content p {
    flex: 1;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
}

.case-back-keywords {
    display: flex;
    flex-wrap: wrap;
    gap: 5px;
}

.case-client {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.85rem;
    color: var(--gg-text-muted);
}

.case-client i {
    color: var(--gg-primary);
}

.case-detail-btn {
    border-radius: 50px;
    font-weight: 600;
}

/* 文章卡片 */
.article-card {
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.article-card-top {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: 1rem 1rem 0 0;
    opacity: 0.8;
}

.article-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

/* 滚动渐入动画 */
.fade-in-up {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-up.fade-visible {
    opacity: 1;
    transform: none;
}

/* 文章列表项 */
.article-item {
    transition: box-shadow 0.3s ease;
}

.article-item:hover {
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.08);
}

.article-item h4 a:hover {
    color: var(--gg-primary) !important;
}

/* 文章内容样式 */
.article-content h2,
.case-content h2,
.service-content h2 {
    font-size: 1.75rem;
    font-weight: 700;
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.article-content h3,
.case-content h3,
.service-content h3 {
    font-size: 1.375rem;
    font-weight: 600;
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
}

.article-content p,
.case-content p,
.service-content p {
    line-height: 1.8;
    margin-bottom: 1rem;
}

.article-content ul,
.case-content ul,
.service-content ul {
    margin-bottom: 1rem;
    padding-left: 1.5rem;
}

.article-content li,
.case-content li,
.service-content li {
    margin-bottom: 0.5rem;
    line-height: 1.6;
}

.article-content pre,
.case-content pre,
.service-content pre {
    background: #f8f9fa;
    border-radius: 0.5rem;
    padding: 1rem;
    overflow-x: auto;
    margin-bottom: 1rem;
}

.article-content code,
.case-content code,
.service-content code {
    background: #f1f3f5;
    padding: 0.2rem 0.4rem;
    border-radius: 0.25rem;
    font-size: 0.875em;
}

.article-content pre code,
.case-content pre code,
.service-content pre code {
    background: transparent;
    padding: 0;
}

/* 侧边栏 */
.sidebar {
    position: sticky;
    top: 100px;
}

/* 联系表单 */
.contact-form .form-control {
    border: 1px solid #dee2e6;
    border-radius: 0.5rem;
    padding: 0.75rem 1rem;
}

.contact-form .form-control:focus {
    border-color: var(--gg-primary);
    box-shadow: 0 0 0 0.2rem rgba(102, 126, 234, 0.25);
}

/* 轮播样式调整 */
#carouselBanner .carousel-item {
    transition: transform 0.6s ease-in-out;
}

#carouselBanner .carousel-control-prev,
#carouselBanner .carousel-control-next {
    width: 5%;
    opacity: 0.5;
    transition: opacity 0.3s ease;
}

#carouselBanner .carousel-control-prev:hover,
#carouselBanner .carousel-control-next:hover {
    opacity: 1;
}

#carouselBanner .carousel-indicators button {
    width: 40px;
    height: 4px;
    border-radius: 2px;
    background: rgba(255, 255, 255, 0.5);
    border: none;
    transition: all 0.3s ease;
}

#carouselBanner .carousel-indicators button.active {
    background: white;
}

/* 按钮样式 */
.btn-primary {
    background: linear-gradient(135deg, var(--gg-primary) 0%, var(--gg-secondary) 100%);
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--gg-primary-dark) 0%, #6a4190 100%);
}

.btn-outline-primary {
    color: var(--gg-primary);
    border-color: var(--gg-primary);
}

.btn-outline-primary:hover {
    background: var(--gg-primary);
    border-color: var(--gg-primary);
}

/* 面包屑 */
.breadcrumb {
    background: transparent;
    font-size: 0.875rem;
}

.breadcrumb-item + .breadcrumb-item::before {
    color: var(--gg-text-muted);
}

.breadcrumb-item a {
    color: var(--gg-primary);
    text-decoration: none;
}

/* 响应式调整 */
@media (max-width: 991px) {
    .main-nav .navbar-collapse {
        padding: 1rem 0;
    }

    .main-nav .nav-link {
        padding: 0.7rem 0.5rem !important;
    }

    .main-nav .nav-link::after {
        display: none;
    }

    .main-nav .nav-contact {
        display: inline-block;
        margin-top: 0.5rem;
    }

    .main-nav .dropdown-menu {
        box-shadow: none;
        border: 1px solid rgba(0, 0, 0, 0.08);
    }
}

@media (max-width: 768px) {
    .banner-placeholder {
        min-height: 300px;
    }

    .page-header {
        padding: 2.5rem 0;
    }

    .sidebar {
        position: static;
    }
}

/* CTA 区域 */
.cta-section {
    background: url('/images/banner-tech.svg') center center / cover no-repeat, linear-gradient(135deg, #0a0e23 0%, #1a0b3e 50%, #0d1b4a 100%);
    position: relative;
    color: #ffffff;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(10, 14, 35, 0.82) 0%, rgba(26, 11, 62, 0.78) 50%, rgba(13, 27, 74, 0.82) 100%);
}

.cta-section > .container {
    position: relative;
    z-index: 2;
}

/* CTA 背景关键词 */
.cta-keywords {
    position: absolute;
    inset: 0;
    z-index: 1;
    pointer-events: none;
}

.cta-keywords span {
    position: absolute;
    font-size: 1.8rem;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.07);
    white-space: nowrap;
    letter-spacing: 2px;
}

/* CTA 装饰光斑 */
.cta-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    z-index: 0;
    pointer-events: none;
}

.cta-orb-1 {
    width: 300px;
    height: 300px;
    background: rgba(0, 229, 255, 0.15);
    top: -50px;
    left: 5%;
    animation: orbFloat1 8s ease-in-out infinite;
}

.cta-orb-2 {
    width: 250px;
    height: 250px;
    background: rgba(255, 45, 146, 0.12);
    bottom: -80px;
    right: 15%;
    animation: orbFloat2 10s ease-in-out infinite;
}

.cta-orb-3 {
    width: 200px;
    height: 200px;
    background: rgba(177, 77, 255, 0.12);
    top: 30%;
    right: 40%;
    animation: orbFloat3 12s ease-in-out infinite;
}

@keyframes orbFloat1 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(40px, 30px) scale(1.1); }
}

@keyframes orbFloat2 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(-30px, -40px) scale(1.15); }
}

@keyframes orbFloat3 {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50% { transform: translate(20px, -30px) scale(0.9); }
}

/* CTA 标签 */
.cta-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    padding: 0.4rem 1.2rem;
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1px;
}

/* CTA 特色项 */
.cta-features {
    display: flex;
    flex-wrap: wrap;
    gap: 1.5rem;
}

.cta-feature-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.95rem;
    opacity: 0.9;
}

.cta-feature-item i {
    color: #00e5ff;
    font-size: 1.1rem;
}

/* CTA 卡片 */
.cta-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.25);
}

.cta-card-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 1rem 1.5rem;
    background: rgba(255, 255, 255, 0.08);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.cta-card-header i {
    font-size: 1.5rem;
    color: #00e5ff;
}

.cta-card-body {
    padding: 1.5rem;
}

.cta-contact-item {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 1rem;
}

.cta-contact-icon {
    width: 44px;
    height: 44px;
    background: rgba(255, 255, 255, 0.12);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: #00e5ff;
    flex-shrink: 0;
}

.cta-contact-label {
    font-size: 0.8rem;
    opacity: 0.7;
}

.cta-contact-value {
    font-size: 1.1rem;
    font-weight: 600;
}

.cta-btn {
    border-radius: 50px;
    font-weight: 600;
    color: var(--gg-primary);
    transition: all 0.3s ease;
}

.cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    color: var(--gg-primary-dark);
}

/* 平滑滚动 */
html {
    scroll-behavior: smooth;
}

/* 过渡效果 */
.transition {
    transition: all 0.3s ease;
}

.hover-shadow:hover {
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

/* 圆角 */
.rounded-4 {
    border-radius: 1rem;
}

/* 数据统计卡片 */
.stat-card .display-4 {
    font-size: 2.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--gg-primary) 0%, var(--gg-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* 联系信息卡片 */
.contact-info h5 {
    color: var(--gg-text);
    margin-bottom: 0.5rem;
}

.contact-info h5 i {
    color: var(--gg-primary);
    margin-right: 0.5rem;
}

/* 文章详情页特殊样式 */
.article-content {
    font-size: 1rem;
    line-height: 1.8;
}

/* 页脚样式 */
.site-footer {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 100%);
    color: #e8eaed;
}

.site-footer .footer-title {
    color: #ffffff;
    font-weight: 600;
    position: relative;
    padding-bottom: 0.5rem;
}

.site-footer .footer-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--gg-primary);
}

.site-footer .footer-text {
    color: #b0b5c3;
    line-height: 1.8;
}

.site-footer .footer-text i {
    color: var(--gg-primary);
    margin-right: 6px;
    width: 16px;
}

.site-footer .footer-link {
    color: #b0b5c3;
    transition: color 0.3s ease, padding-left 0.3s ease;
    display: inline-block;
    line-height: 2;
}

.site-footer .footer-link:hover {
    color: #ffffff;
    padding-left: 5px;
}

.site-footer .footer-divider {
    border-color: rgba(255, 255, 255, 0.1);
    margin: 1.5rem 0;
}