/* ==========================================
   GOLDEN GOOSE INSPIRED STYLES FOR U-MEKING
   极简奢华风格 - 黑白金配色
   ========================================== */

/* ==========================================
   1. CSS 变量 - 配色系统
   ========================================== */
:root {
    /* 主色调 - 黑白金 */
    --gg-black: #000000;
    --gg-white: #FFFFFF;
    --gg-gold: #C9A962;
    --gg-cream: #FAF8F5;
    
    /* 灰色系列 */
    --gg-gray-100: #F7F7F7;
    --gg-gray-200: #EEEEEE;
    --gg-gray-300: #DDDDDD;
    --gg-gray-400: #AAAAAA;
    --gg-gray-500: #888888;
    --gg-gray-600: #666666;
    --gg-gray-700: #444444;
    --gg-gray-800: #222222;
    
    /* 字体 */
    --gg-font-heading: 'Bebas Neue', 'Montserrat', sans-serif;
    --gg-font-body: 'Inter', 'Open Sans', sans-serif;
    
    /* 间距 */
    --gg-section-padding: 120px;
    --gg-container-width: 1440px;
    
    /* 动画 */
    --gg-transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --gg-transition-slow: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ==========================================
   2. 导航栏 - 极简黑色风格
   ========================================== */
.navbar.gg-navbar {
    background: var(--gg-black);
    padding: 0;
    height: 70px;
    box-shadow: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar.gg-navbar .container {
    max-width: var(--gg-container-width);
    height: 100%;
}

.navbar.gg-navbar .nav-content {
    height: 100%;
}

.navbar.gg-navbar .logo img {
    display: none; /* 隐藏图片，使用文字 logo */
}

/* Logo 容器 - 黑底绿字文字 logo */
.navbar.gg-navbar .logo a {
    display: inline-flex;
    align-items: center;
    text-decoration: none;
    font-family: 'Montserrat', sans-serif;
    font-size: 22px;
    font-weight: 700;
    letter-spacing: 1px;
    color: #1a5c4b; /* 深绿色 */
    transition: color 0.3s ease;
}

.navbar.gg-navbar .logo a:hover {
    color: #C9A962; /* 悬停变金色 */
}

/* 在链接后添加文字 */
.navbar.gg-navbar .logo a::after {
    content: "U-Meking";
}

.navbar.gg-navbar .nav-links a {
    color: var(--gg-white);
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    opacity: 0.85;
    padding: 0 15px;
    height: 70px;
    display: flex;
    align-items: center;
    border-bottom: 2px solid transparent;
    transition: var(--gg-transition);
}

.navbar.gg-navbar .nav-links a::after {
    display: none;
}

.navbar.gg-navbar .nav-links a:hover {
    opacity: 1;
    border-bottom-color: var(--gg-white);
}

.navbar.gg-navbar .mobile-menu-toggle {
    color: var(--gg-white);
}

/* ==========================================
   3. HERO 区域 - 全屏沉浸式
   ========================================== */
.hero.gg-hero {
    position: relative;
    height: 100vh;
    min-height: 700px;
    margin-top: 0;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--gg-black);
}

.gg-hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
}

.gg-hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transition: opacity 1.5s ease-in-out;
}

.gg-hero-slide.active {
    opacity: 1;
}

/* 幻灯片淡出时的效果 */
.gg-hero-slide.fade-out {
    opacity: 0;
    transition: opacity 1s ease-out;
}

.gg-hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.25) 0%,
        rgba(0, 0, 0, 0.15) 40%,
        rgba(0, 0, 0, 0.4) 100%
    );
    z-index: 2;
}

/* 左右渐变边缘 */
.gg-hero-overlay::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 30%;
    height: 100%;
    background: linear-gradient(to right, rgba(0, 0, 0, 0.4), transparent);
}

.gg-hero-overlay::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 30%;
    height: 100%;
    background: linear-gradient(to left, rgba(0, 0, 0, 0.3), transparent);
}

.gg-hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--gg-white);
    max-width: 900px;
    padding: 0 30px;
}

.gg-hero-brand {
    font-family: var(--gg-font-heading);
    font-size: clamp(4rem, 12vw, 10rem);
    font-weight: 400;
    letter-spacing: 0.15em;
    line-height: 0.9;
    margin-bottom: 20px;
    text-transform: uppercase;
}

.gg-hero-tagline {
    font-family: var(--gg-font-heading);
    font-size: clamp(1.5rem, 4vw, 3rem);
    font-weight: 400;
    letter-spacing: 0.3em;
    color: var(--gg-gold);
    margin-bottom: 30px;
    text-transform: uppercase;
}

.gg-hero-subtitle {
    font-family: var(--gg-font-body);
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    font-weight: 300;
    letter-spacing: 0.2em;
    opacity: 0.85;
    margin-bottom: 50px;
    text-transform: uppercase;
}

.gg-hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.gg-btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 18px 45px;
    font-family: var(--gg-font-body);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    text-decoration: none;
    transition: var(--gg-transition);
    cursor: pointer;
    border: none;
}

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

.gg-btn-primary:hover {
    background: var(--gg-gold);
    color: var(--gg-black);
    transform: translateY(-2px);
}

.gg-btn-outline {
    background: transparent;
    color: var(--gg-white);
    border: 1px solid var(--gg-white);
}

.gg-btn-outline:hover {
    background: var(--gg-white);
    color: var(--gg-black);
}

/* Hero 滚动指示器 - 隐藏，使用进度条替代 */
.gg-scroll-indicator {
    display: none;
}

/* ==========================================
   Hero 进度条控制器 - 左下角
   ========================================== */
.gg-hero-controls {
    position: absolute;
    bottom: 60px;
    left: 60px;
    z-index: 20;
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.gg-slide-counter {
    display: flex;
    align-items: baseline;
    gap: 5px;
    font-family: var(--gg-font-heading);
    color: var(--gg-white);
}

.gg-slide-current {
    font-size: 3rem;
    font-weight: 400;
    line-height: 1;
}

.gg-slide-separator {
    font-size: 1.2rem;
    opacity: 0.5;
    margin: 0 5px;
}

.gg-slide-total {
    font-size: 1.2rem;
    opacity: 0.5;
}

/* 进度条容器 */
.gg-progress-bars {
    display: flex;
    flex-direction: column;
    gap: 15px;
    width: 220px;
}

.gg-progress-item {
    display: flex;
    align-items: center;
    gap: 15px;
    cursor: pointer;
    opacity: 0.4;
    transition: var(--gg-transition);
    position: relative;
}

.gg-progress-item.active {
    opacity: 1;
}

.gg-progress-item:hover {
    opacity: 0.8;
}

.gg-progress-item.active:hover {
    opacity: 1;
}

.gg-progress-label {
    font-size: 10px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gg-white);
    min-width: 70px;
    transition: var(--gg-transition);
}

.gg-progress-item.active .gg-progress-label {
    color: var(--gg-gold);
}

.gg-progress-bar {
    flex: 1;
    height: 1px;
    background: rgba(255, 255, 255, 0.25);
    position: relative;
    overflow: hidden;
}

.gg-progress-fill {
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    width: 0%;
    background: var(--gg-gold);
    transition: width 0.1s linear;
}

.gg-progress-item.active .gg-progress-fill {
    animation: ggProgressFill 4.5s linear forwards;
}

/* 进度条发光效果 */
.gg-progress-item.active .gg-progress-bar::after {
    content: '';
    position: absolute;
    top: -2px;
    left: 0;
    height: 5px;
    width: 100%;
    background: linear-gradient(90deg, var(--gg-gold), transparent);
    opacity: 0.3;
    animation: ggProgressGlow 4.5s linear forwards;
}

@keyframes ggProgressFill {
    from { width: 0%; }
    to { width: 100%; }
}

@keyframes ggProgressGlow {
    from { 
        clip-path: inset(0 100% 0 0);
    }
    to { 
        clip-path: inset(0 0 0 0);
    }
}

/* 导航箭头 */
.gg-hero-nav {
    position: absolute;
    bottom: 60px;
    right: 60px;
    z-index: 20;
    display: flex;
    gap: 10px;
}

.gg-nav-btn {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--gg-white);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    transition: var(--gg-transition);
}

.gg-nav-btn:hover {
    background: var(--gg-white);
    color: var(--gg-black);
    border-color: var(--gg-white);
    transform: scale(1.05);
}

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

/* 播放/暂停按钮 */
.gg-nav-btn.gg-play-pause {
    margin-right: 10px;
}

.gg-hero.paused .gg-nav-btn.gg-play-pause {
    background: var(--gg-gold);
    border-color: var(--gg-gold);
    color: var(--gg-black);
}

/* 暂停指示器 */
.gg-hero.paused .gg-progress-item.active .gg-progress-fill {
    animation-play-state: paused;
}

.gg-hero.paused .gg-progress-item.active .gg-progress-bar::after {
    animation-play-state: paused;
}

/* 底部渐变过渡带 */
.gg-hero-gradient-bottom {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 150px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
    z-index: 5;
    pointer-events: none;
}

/* 幻灯片标题标签 */
.gg-slide-label {
    position: absolute;
    top: 50%;
    right: 60px;
    transform: translateY(-50%) rotate(-90deg);
    transform-origin: right center;
    z-index: 15;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gg-white);
    opacity: 0.7;
    white-space: nowrap;
}

/* Hero Banner 内容居中优化 */
.gg-hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: var(--gg-white);
    max-width: 900px;
    padding: 0 30px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .gg-hero-controls {
        bottom: 30px;
        left: 20px;
    }
    
    .gg-slide-current {
        font-size: 2rem;
    }
    
    .gg-progress-bars {
        width: 150px;
    }
    
    .gg-progress-label {
        font-size: 10px;
        min-width: 60px;
    }
    
    .gg-hero-nav {
        bottom: 30px;
        right: 20px;
    }
    
    .gg-nav-btn {
        width: 40px;
        height: 40px;
    }
    
    .gg-slide-label {
        display: none;
    }
}

/* ==========================================
   4. Featured Categories - 产品分类展示
   ========================================== */
.gg-featured-categories {
    background: var(--gg-white);
}

/* 大横幅分类 */
.gg-category-banner {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    min-height: 600px;
}

.gg-category-banner.reverse {
    grid-template-columns: 0.8fr 1.2fr;
}

.gg-category-banner.reverse .gg-category-image {
    order: 2;
}

.gg-category-banner.reverse .gg-category-content {
    order: 1;
}

.gg-category-banner .gg-category-image {
    position: relative;
    overflow: hidden;
}

.gg-category-banner .gg-category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--gg-transition-slow);
}

.gg-category-banner:hover .gg-category-image img {
    transform: scale(1.05);
}

.gg-category-banner .gg-category-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 80px;
    background: var(--gg-cream);
}

.gg-category-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gg-gold);
    margin-bottom: 20px;
}

.gg-category-banner .gg-category-title {
    font-family: var(--gg-font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    letter-spacing: 0.05em;
    color: var(--gg-black);
    margin-bottom: 20px;
    text-transform: uppercase;
}

.gg-category-desc {
    font-size: 1.1rem;
    color: var(--gg-gray-600);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 400px;
}

/* 双列分类 */
.gg-category-duo {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

/* 三列分类 */
.gg-category-trio {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
}

/* 分类卡片 */
.gg-category-card {
    position: relative;
    overflow: hidden;
    min-height: 500px;
}

.gg-category-card .gg-category-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.gg-category-card .gg-category-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--gg-transition-slow);
}

.gg-category-card:hover .gg-category-image img {
    transform: scale(1.08);
}

.gg-category-card .gg-category-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 40px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--gg-white);
}

.gg-category-card .gg-category-title {
    font-family: var(--gg-font-heading);
    font-size: 2rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.gg-category-card .gg-category-desc {
    font-size: 0.95rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 20px;
}

.gg-category-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gg-white);
    text-decoration: none;
    transition: var(--gg-transition);
}

.gg-category-link:hover {
    gap: 15px;
    color: var(--gg-gold);
}

/* 行业视觉品牌提升方案 */
.gg-industry-solutions {
    padding: 120px 40px;
    background: linear-gradient(180deg, var(--gg-white) 0%, var(--gg-cream) 100%);
}

.gg-solutions-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
}

.gg-solutions-header .gg-section-label {
    display: block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gg-gold);
    margin-bottom: 20px;
}

.gg-solutions-header .gg-section-title {
    font-family: var(--gg-font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    letter-spacing: 0.1em;
    color: var(--gg-black);
    margin-bottom: 25px;
}

.gg-solutions-intro {
    font-size: 1.1rem;
    color: var(--gg-gray-600);
    line-height: 1.8;
}

.gg-solutions-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    max-width: var(--gg-container-width);
    margin: 0 auto 80px;
}

.gg-solution-card {
    background: var(--gg-white);
    border-radius: 0;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0,0,0,0.08);
    transition: var(--gg-transition);
}

.gg-solution-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 25px 60px rgba(0,0,0,0.15);
}

.gg-solution-visual {
    position: relative;
    height: 220px;
    overflow: hidden;
}

.gg-solution-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--gg-transition-slow);
}

.gg-solution-card:hover .gg-solution-visual img {
    transform: scale(1.1);
}

.gg-solution-icon {
    display: none;
}

.gg-solution-content {
    padding: 35px 25px 30px;
}

.gg-solution-title {
    font-family: var(--gg-font-heading);
    font-size: 1.4rem;
    letter-spacing: 0.1em;
    color: var(--gg-black);
    margin-bottom: 5px;
}

.gg-solution-subtitle {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gg-gold);
    margin-bottom: 15px;
}

.gg-solution-desc {
    font-size: 0.95rem;
    color: var(--gg-gray-600);
    line-height: 1.6;
    margin-bottom: 20px;
}

.gg-solution-products {
    list-style: none;
    padding: 0;
    margin: 0 0 25px 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.gg-solution-products li {
    font-size: 0.75rem;
    padding: 5px 12px;
    background: var(--gg-gray-100);
    color: var(--gg-gray-700);
    letter-spacing: 0.5px;
}

.gg-solution-link {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gg-black);
    text-decoration: none;
    transition: var(--gg-transition);
    padding-top: 15px;
    border-top: 1px solid var(--gg-gray-200);
}

.gg-solution-link:hover {
    color: var(--gg-gold);
    gap: 15px;
}

/* 品牌价值提升说明 */
.gg-solutions-value {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: var(--gg-container-width);
    margin: 0 auto;
    padding: 60px 0 0;
    border-top: 1px solid var(--gg-gray-200);
}

.gg-value-item {
    text-align: center;
}

.gg-value-icon {
    width: 60px;
    height: 60px;
    margin: 0 auto 20px;
    background: var(--gg-black);
    color: var(--gg-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.gg-value-item h4 {
    font-family: var(--gg-font-heading);
    font-size: 1rem;
    letter-spacing: 0.1em;
    color: var(--gg-black);
    margin-bottom: 10px;
}

.gg-value-item p {
    font-size: 0.9rem;
    color: var(--gg-gray-600);
    line-height: 1.6;
}

/* 响应式 */
@media (max-width: 1024px) {
    .gg-category-banner {
        grid-template-columns: 1fr;
        min-height: auto;
    }
    
    .gg-category-banner.reverse {
        grid-template-columns: 1fr;
    }
    
    .gg-category-banner .gg-category-image {
        height: 400px;
        order: 1 !important;
    }
    
    .gg-category-banner .gg-category-content {
        padding: 50px 30px;
        order: 2 !important;
    }
    
    .gg-category-duo {
        grid-template-columns: 1fr;
    }
    
    .gg-category-trio {
        grid-template-columns: 1fr;
    }
    
    .gg-category-card {
        min-height: 400px;
    }
    
    .gg-solutions-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gg-solutions-value {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .gg-category-banner .gg-category-image {
        height: 300px;
    }
    
    .gg-category-banner .gg-category-content {
        padding: 40px 20px;
    }
    
    .gg-category-banner .gg-category-title {
        font-size: 2rem;
    }
    
    .gg-category-card {
        min-height: 350px;
    }
    
    .gg-industry-solutions {
        padding: 80px 20px;
    }
    
    .gg-solutions-header {
        margin-bottom: 50px;
    }
    
    .gg-solutions-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .gg-solution-visual {
        height: 180px;
    }
    
    .gg-solutions-value {
        grid-template-columns: repeat(2, 1fr);
        gap: 30px;
    }
    
    .gg-value-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .gg-solutions-value {
        grid-template-columns: 1fr;
    }
}

/* ==========================================
   4.1 品牌故事区域
   ========================================== */
/* About U-MEKING Section - 三列图文布局 */
.gg-about-section {
    padding: 120px 40px;
    background: var(--gg-cream);
}

.gg-about-header {
    text-align: center;
    margin-bottom: 80px;
}

.gg-about-title {
    font-family: var(--gg-font-heading);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    letter-spacing: 0.2em;
    color: var(--gg-black);
    text-transform: uppercase;
}

.gg-about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: var(--gg-container-width);
    margin: 0 auto;
}

.gg-about-card {
    background: var(--gg-white);
    overflow: hidden;
    transition: var(--gg-transition);
}

.gg-about-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}

.gg-about-image {
    position: relative;
    height: 280px;
    overflow: hidden;
}

.gg-about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--gg-transition-slow);
}

.gg-about-card:hover .gg-about-image img {
    transform: scale(1.08);
}

.gg-about-content {
    padding: 35px 30px;
}

.gg-about-content h3 {
    font-family: var(--gg-font-heading);
    font-size: 1.3rem;
    font-weight: 400;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gg-black);
    margin-bottom: 15px;
}

.gg-about-content p {
    font-size: 0.95rem;
    line-height: 1.8;
    color: var(--gg-gray-600);
    margin-bottom: 25px;
}

.gg-about-stat {
    padding-top: 20px;
    border-top: 1px solid var(--gg-gray-200);
    display: flex;
    align-items: baseline;
    gap: 15px;
}

.gg-about-number {
    font-family: var(--gg-font-heading);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--gg-black);
    letter-spacing: 0.05em;
}

.gg-about-label {
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--gg-gold);
}

/* 保留旧样式兼容性 */
.gg-section-label {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gg-gray-500);
    margin-bottom: 25px;
}

.gg-section-title {
    font-family: var(--gg-font-heading);
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 400;
    letter-spacing: 0.05em;
    line-height: 1.1;
    color: var(--gg-black);
    margin-bottom: 30px;
    text-transform: uppercase;
}

/* 响应式 - About Section */
@media (max-width: 1024px) {
    .gg-about-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
    }
    
    .gg-about-image {
        height: 250px;
    }
}

@media (max-width: 768px) {
    .gg-about-section {
        padding: 80px 20px;
    }
    
    .gg-about-header {
        margin-bottom: 50px;
    }
    
    .gg-about-title {
        letter-spacing: 0.1em;
    }
    
    .gg-about-content {
        padding: 25px 20px;
    }
}

/* 旧样式保留用于其他地方引用 */
.gg-stat-number {
    font-family: var(--gg-font-heading);
    font-size: 3.5rem;
    font-weight: 400;
    color: var(--gg-black);
    line-height: 1;
    margin-bottom: 8px;
}

.gg-stat-label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gg-gray-500);
}

/* ==========================================
   5. 产品展示 - 大图网格
   ========================================== */
.gg-products-section {
    padding: var(--gg-section-padding) 0;
    background: var(--gg-cream);
}

.gg-products-header {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 80px;
    padding: 0 30px;
}

.gg-products-header .gg-section-title {
    margin-bottom: 20px;
}

.gg-products-header p {
    font-size: 1.1rem;
    color: var(--gg-gray-600);
    line-height: 1.7;
}

/* 大图网格布局 */
.gg-products-grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-template-rows: repeat(4, 300px);
    gap: 15px;
    max-width: var(--gg-container-width);
    margin: 0 auto;
    padding: 0 15px;
}

.gg-product-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.gg-product-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--gg-transition-slow);
}

.gg-product-card:hover img {
    transform: scale(1.08);
}

.gg-product-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.7) 0%,
        rgba(0, 0, 0, 0) 50%
    );
    opacity: 0;
    transition: var(--gg-transition);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
}

.gg-product-card:hover .gg-product-overlay {
    opacity: 1;
}

.gg-product-title {
    font-family: var(--gg-font-heading);
    font-size: 1.8rem;
    color: var(--gg-white);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.gg-product-subtitle {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    letter-spacing: 1px;
}

.gg-product-link {
    position: absolute;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transform: translateY(20px);
    transition: var(--gg-transition);
}

.gg-product-card:hover .gg-product-link {
    opacity: 1;
    transform: translateY(0);
}

.gg-product-link i {
    font-size: 1rem;
    color: var(--gg-black);
    transition: var(--gg-transition);
}

.gg-product-link:hover {
    background: var(--gg-gold);
}

/* 网格布局 - 不同大小 */
.gg-product-card.large {
    grid-column: span 6;
    grid-row: span 2;
}

.gg-product-card.medium {
    grid-column: span 4;
    grid-row: span 1;
}

.gg-product-card.small {
    grid-column: span 3;
    grid-row: span 1;
}

.gg-product-card.tall {
    grid-column: span 3;
    grid-row: span 2;
}

/* ==========================================
   6. 案例展示 - 全宽横幅
   ========================================== */
.gg-cases-section {
    background: var(--gg-black);
    color: var(--gg-white);
    padding: var(--gg-section-padding) 0;
}

.gg-cases-header {
    text-align: center;
    margin-bottom: 80px;
}

.gg-cases-header .gg-section-label {
    color: var(--gg-gray-400);
}

.gg-cases-header .gg-section-title {
    color: var(--gg-white);
}

.gg-case-banner {
    position: relative;
    height: 500px;
    overflow: hidden;
    margin-bottom: 2px;
}

.gg-case-banner img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--gg-transition-slow);
}

.gg-case-banner:hover img {
    transform: scale(1.05);
}

.gg-case-content {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 60px;
    background: linear-gradient(
        to top,
        rgba(0, 0, 0, 0.9) 0%,
        rgba(0, 0, 0, 0) 100%
    );
}

.gg-case-location {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gg-gold);
    margin-bottom: 15px;
}

.gg-case-title {
    font-family: var(--gg-font-heading);
    font-size: clamp(2rem, 4vw, 3.5rem);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 15px;
}

.gg-case-desc {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.7);
    max-width: 600px;
    line-height: 1.7;
    margin-bottom: 20px;
}

.gg-case-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.gg-case-tags span {
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--gg-white);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--gg-transition);
}

.gg-case-banner:hover .gg-case-tags span {
    background: var(--gg-gold);
    border-color: var(--gg-gold);
    color: var(--gg-black);
}

/* ==========================================
   7. 流程时间线 - 水平简约
   ========================================== */
.gg-process-section {
    padding: var(--gg-section-padding) 0;
    background: var(--gg-white);
}

.gg-process-header {
    text-align: center;
    margin-bottom: 100px;
}

.gg-process-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
    position: relative;
}

.gg-process-grid::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 15%;
    right: 15%;
    height: 1px;
    background: var(--gg-gray-300);
}

.gg-process-step {
    text-align: center;
    position: relative;
}

.gg-step-number {
    width: 80px;
    height: 80px;
    margin: 0 auto 30px;
    background: var(--gg-black);
    color: var(--gg-white);
    font-family: var(--gg-font-heading);
    font-size: 2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 2;
    transition: var(--gg-transition);
}

.gg-process-step:hover .gg-step-number {
    background: var(--gg-gold);
    color: var(--gg-black);
    transform: scale(1.1);
}

.gg-step-title {
    font-family: var(--gg-font-heading);
    font-size: 1.3rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 15px;
    color: var(--gg-black);
}

.gg-step-desc {
    font-size: 0.95rem;
    color: var(--gg-gray-600);
    line-height: 1.7;
}

/* ==========================================
   8. 评价区域 - 简约卡片
   ========================================== */
.gg-reviews-section {
    padding: var(--gg-section-padding) 0;
    background: var(--gg-cream);
}

.gg-reviews-header {
    text-align: center;
    margin-bottom: 80px;
}

.gg-reviews-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.gg-review-card {
    background: var(--gg-white);
    padding: 40px;
    transition: var(--gg-transition);
    border: 1px solid var(--gg-gray-200);
}

.gg-review-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.08);
}

.gg-review-stars {
    color: var(--gg-gold);
    font-size: 0.9rem;
    letter-spacing: 3px;
    margin-bottom: 20px;
}

.gg-review-text {
    font-size: 1.05rem;
    line-height: 1.8;
    color: var(--gg-gray-700);
    margin-bottom: 30px;
    font-style: italic;
}

.gg-review-author {
    display: flex;
    align-items: center;
    gap: 15px;
    padding-top: 20px;
    border-top: 1px solid var(--gg-gray-200);
}

.gg-author-avatar {
    width: 50px;
    height: 50px;
    background: var(--gg-black);
    color: var(--gg-white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
}

.gg-author-info strong {
    display: block;
    font-size: 0.95rem;
    color: var(--gg-black);
    margin-bottom: 3px;
}

.gg-author-info span {
    font-size: 0.8rem;
    color: var(--gg-gray-500);
    letter-spacing: 1px;
}

/* ==========================================
   9. 联系区域 - 分屏布局
   ========================================== */
.gg-contact-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 700px;
}

.gg-contact-image {
    position: relative;
    overflow: hidden;
}

.gg-contact-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gg-contact-content {
    background: var(--gg-black);
    color: var(--gg-white);
    padding: 80px;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.gg-contact-content .gg-section-label {
    color: var(--gg-gold);
}

.gg-contact-content .gg-section-title {
    color: var(--gg-white);
    margin-bottom: 40px;
}

.gg-contact-form {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.gg-form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.gg-form-group label {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gg-gray-400);
}

.gg-form-group input,
.gg-form-group select,
.gg-form-group textarea {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--gg-gray-700);
    padding: 15px 0;
    font-size: 1rem;
    color: var(--gg-white);
    transition: var(--gg-transition);
}

.gg-form-group input:focus,
.gg-form-group select:focus,
.gg-form-group textarea:focus {
    outline: none;
    border-bottom-color: var(--gg-gold);
}

.gg-form-group input::placeholder,
.gg-form-group textarea::placeholder {
    color: var(--gg-gray-600);
}

.gg-form-group select option {
    background: var(--gg-black);
    color: var(--gg-white);
}

.gg-form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

.gg-submit-btn {
    align-self: flex-start;
    margin-top: 20px;
}

/* ==========================================
   10. Footer - 极简风格
   ========================================== */
.footer.gg-footer {
    background: var(--gg-black);
    color: var(--gg-white);
    padding: 80px 0 40px;
}

.gg-footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    max-width: var(--gg-container-width);
    margin: 0 auto;
    padding: 0 40px;
    margin-bottom: 60px;
}

.gg-footer-brand h3 {
    font-family: var(--gg-font-heading);
    font-size: 2.5rem;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

.gg-footer-brand p {
    font-size: 0.95rem;
    color: var(--gg-gray-400);
    line-height: 1.8;
    max-width: 350px;
}

.gg-footer-section h4 {
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 25px;
    color: var(--gg-white);
}

.gg-footer-section ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.gg-footer-section ul li {
    margin-bottom: 12px;
}

.gg-footer-section ul li a {
    color: var(--gg-gray-400);
    font-size: 0.95rem;
    transition: var(--gg-transition);
}

.gg-footer-section ul li a:hover {
    color: var(--gg-white);
}

.gg-footer-bottom {
    max-width: var(--gg-container-width);
    margin: 0 auto;
    padding: 30px 40px 0;
    border-top: 1px solid var(--gg-gray-800);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.gg-footer-bottom p {
    font-size: 0.85rem;
    color: var(--gg-gray-500);
}

.gg-social-links {
    display: flex;
    gap: 20px;
}

.gg-social-links a {
    width: 40px;
    height: 40px;
    border: 1px solid var(--gg-gray-700);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gg-white);
    transition: var(--gg-transition);
}

.gg-social-links a:hover {
    background: var(--gg-white);
    color: var(--gg-black);
    border-color: var(--gg-white);
}

/* ==========================================
   11. 响应式设计
   ========================================== */
@media (max-width: 1024px) {
    :root {
        --gg-section-padding: 80px;
    }
    
    .gg-story-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }
    
    .gg-story-image img {
        height: 400px;
    }
    
    .gg-products-grid {
        grid-template-columns: repeat(6, 1fr);
        grid-template-rows: auto;
    }
    
    .gg-product-card.large {
        grid-column: span 6;
        grid-row: span 1;
    }
    
    .gg-product-card.medium,
    .gg-product-card.tall {
        grid-column: span 3;
        grid-row: span 1;
    }
    
    .gg-product-card.small {
        grid-column: span 2;
    }
    
    .gg-process-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 60px;
    }
    
    .gg-process-grid::before {
        display: none;
    }
    
    .gg-reviews-grid {
        grid-template-columns: 1fr;
        max-width: 600px;
    }
    
    .gg-contact-section {
        grid-template-columns: 1fr;
    }
    
    .gg-contact-image {
        height: 400px;
    }
    
    .gg-footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    :root {
        --gg-section-padding: 60px;
    }
    
    .navbar.gg-navbar .nav-links {
        background: var(--gg-black);
        top: 70px;
    }
    
    .navbar.gg-navbar .nav-links a {
        height: auto;
        padding: 20px;
        border-bottom: 1px solid var(--gg-gray-800);
    }
    
    .gg-hero-brand {
        font-size: 3rem;
    }
    
    .gg-hero-tagline {
        font-size: 1.2rem;
        letter-spacing: 0.2em;
    }
    
    .gg-hero-cta {
        flex-direction: column;
        align-items: center;
    }
    
    .gg-btn {
        width: 100%;
        max-width: 300px;
        justify-content: center;
    }
    
    .gg-stats-row {
        flex-direction: column;
        gap: 30px;
    }
    
    .gg-products-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }
    
    .gg-product-card.large,
    .gg-product-card.medium,
    .gg-product-card.tall,
    .gg-product-card.small {
        grid-column: span 1;
        grid-row: span 1;
        height: 300px;
    }
    
    .gg-product-overlay {
        opacity: 1;
        background: linear-gradient(
            to top,
            rgba(0, 0, 0, 0.8) 0%,
            rgba(0, 0, 0, 0) 70%
        );
    }
    
    .gg-product-link {
        opacity: 1;
        transform: translateY(0);
    }
    
    .gg-case-banner {
        height: 400px;
    }
    
    .gg-case-content {
        padding: 30px;
    }
    
    .gg-process-grid {
        grid-template-columns: 1fr;
    }
    
    .gg-contact-content {
        padding: 50px 30px;
    }
    
    .gg-form-row {
        grid-template-columns: 1fr;
    }
    
    .gg-footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .gg-footer-bottom {
        flex-direction: column;
        gap: 20px;
        text-align: center;
    }
}

/* ==========================================
   12. 动画效果
   ========================================== */
.gg-fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.gg-fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.gg-fade-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.gg-fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.gg-fade-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.gg-fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* 延迟动画 */
.gg-delay-1 { transition-delay: 0.1s; }
.gg-delay-2 { transition-delay: 0.2s; }
.gg-delay-3 { transition-delay: 0.3s; }
.gg-delay-4 { transition-delay: 0.4s; }