/* ========================================
   福果文化官网 - 增强版样式文件
   视觉冲击力 + 霓虹色彩 + 流体动画
   ======================================== */

/* CSS Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 霓虹色彩系统 - 更大胆的色彩碰撞 */
    --neon-pink: #FF006E;
    --neon-purple: #8338EC;
    --neon-blue: #3A86FF;
    --neon-cyan: #00F5FF;
    --neon-green: #06FFA5;
    --neon-yellow: #FFBE0B;
    --neon-orange: #FB5607;

    /* 渐变组合 */
    --gradient-fire: linear-gradient(135deg, #FF006E 0%, #FB5607 50%, #FFBE0B 100%);
    --gradient-ocean: linear-gradient(135deg, #3A86FF 0%, #00F5FF 100%);
    --gradient-purple: linear-gradient(135deg, #8338EC 0%, #FF006E 100%);
    --gradient-rainbow: linear-gradient(135deg, #FF006E 0%, #FB5607 20%, #FFBE0B 40%, #06FFA5 60%, #00F5FF 80%, #8338EC 100%);

    /* 背景色 */
    --dark-bg: #0a0a0a;
    --darker-bg: #050505;
    --light-bg: #ffffff;
    --gray-bg: #f5f5f5;

    /* 文字颜色 */
    --text-primary: #1a1a1a;
    --text-secondary: #666666;
    --text-light: #999999;

    /* 间距 */
    --section-padding: 120px;
    --container-width: 1400px;

    /* 字体 */
    --font-sans: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-display: 'Playfair Display', serif;

    /* 过渡 */
    --transition-smooth: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-spring: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    --transition-bounce: all 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    background: var(--dark-bg);
}

a {
    text-decoration: none;
    color: inherit;
}

img {
    max-width: 100%;
    display: block;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* ========================================
   增强型自定义光标
   ======================================== */
.cursor,
.cursor-follower {
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 10000;
    mix-blend-mode: difference;
    transition: transform 0.15s ease, width 0.3s ease, height 0.3s ease;
}

.cursor {
    width: 12px;
    height: 12px;
    background: linear-gradient(135deg, var(--neon-cyan), var(--neon-pink));
    top: 0;
    left: 0;
    box-shadow: 0 0 20px var(--neon-cyan);
    /* 隐藏小球 */
    display: none;
}

.cursor-follower {
    width: 50px;
    height: 50px;
    border: 2px solid rgba(255, 255, 255, 0.6);
    top: 0;
    left: 0;
    background: radial-gradient(circle, rgba(0, 245, 255, 0.1) 0%, transparent 70%);
    /* 方案1：隐藏圆环 */
    display: none;
}

/* ========================================
   玻璃态导航栏
   ======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px) saturate(180%);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
}

.navbar::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 1px;
    background: var(--gradient-rainbow);
    opacity: 0;
    transition: opacity 0.3s ease;
}

.navbar.scrolled::after {
    opacity: 1;
}

.nav-container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
    font-size: 24px;
    color: white;
}

.logo-icon {
    width: 45px;
    height: 45px;
    background: var(--gradient-fire);
    color: white;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    box-shadow: 0 0 30px rgba(255, 0, 110, 0.5);
    animation: pulse-glow 3s ease-in-out infinite;
}

@keyframes pulse-glow {
    0%, 100% {
        box-shadow: 0 0 30px rgba(255, 0, 110, 0.5);
    }
    50% {
        box-shadow: 0 0 50px rgba(255, 0, 110, 0.8), 0 0 80px rgba(255, 0, 110, 0.4);
    }
}

.nav-menu {
    display: flex;
    gap: 40px;
    align-items: center;
}

.nav-link {
    position: relative;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-smooth);
    padding: 5px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-fire);
    transition: width 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.nav-link:hover,
.nav-link.active {
    color: white;
    text-shadow: 0 0 20px rgba(255, 0, 110, 0.8);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.nav-toggle span {
    width: 30px;
    height: 3px;
    background: white;
    border-radius: 3px;
    transition: var(--transition-smooth);
}

/* ========================================
   超级增强 Hero 区域
   ======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: var(--darker-bg);
}

/* 动态网格背景 */
.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(255, 0, 110, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 0, 110, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: grid-move 20s linear infinite;
    opacity: 0.3;
}

@keyframes grid-move {
    0% {
        transform: translate(0, 0);
    }
    100% {
        transform: translate(50px, 50px);
    }
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

/* 多个流动的渐变球体 */
.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.6;
    mix-blend-mode: screen;
}

.orb-1 {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--neon-pink) 0%, transparent 70%);
    top: -200px;
    left: -200px;
    animation: float-1 25s infinite ease-in-out;
}

.orb-2 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--neon-blue) 0%, transparent 70%);
    top: 20%;
    right: -100px;
    animation: float-2 20s infinite ease-in-out;
}

.orb-3 {
    width: 700px;
    height: 700px;
    background: radial-gradient(circle, var(--neon-cyan) 0%, transparent 70%);
    bottom: -250px;
    left: 30%;
    animation: float-3 30s infinite ease-in-out;
}

.orb-4 {
    width: 450px;
    height: 450px;
    background: radial-gradient(circle, var(--neon-yellow) 0%, transparent 70%);
    top: 40%;
    left: 10%;
    animation: float-4 22s infinite ease-in-out;
}

.orb-5 {
    width: 550px;
    height: 550px;
    background: radial-gradient(circle, var(--neon-purple) 0%, transparent 70%);
    bottom: 10%;
    right: 15%;
    animation: float-5 28s infinite ease-in-out;
}

.orb-6 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, var(--neon-green) 0%, transparent 70%);
    top: 60%;
    right: 40%;
    animation: float-6 24s infinite ease-in-out;
}

@keyframes float-1 {
    0%, 100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    33% {
        transform: translate(100px, -100px) scale(1.2) rotate(120deg);
    }
    66% {
        transform: translate(-80px, 80px) scale(0.9) rotate(240deg);
    }
}

@keyframes float-2 {
    0%, 100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    33% {
        transform: translate(-120px, 100px) scale(1.1) rotate(90deg);
    }
    66% {
        transform: translate(90px, -90px) scale(0.95) rotate(180deg);
    }
}

@keyframes float-3 {
    0%, 100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    50% {
        transform: translate(150px, -150px) scale(1.15) rotate(180deg);
    }
}

@keyframes float-4 {
    0%, 100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    40% {
        transform: translate(-100px, -120px) scale(1.25) rotate(160deg);
    }
    80% {
        transform: translate(110px, 100px) scale(0.85) rotate(320deg);
    }
}

@keyframes float-5 {
    0%, 100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    50% {
        transform: translate(-140px, 140px) scale(1.2) rotate(180deg);
    }
}

@keyframes float-6 {
    0%, 100% {
        transform: translate(0, 0) scale(1) rotate(0deg);
    }
    33% {
        transform: translate(130px, 110px) scale(1.1) rotate(135deg);
    }
    66% {
        transform: translate(-110px, -100px) scale(0.9) rotate(270deg);
    }
}

/* 粒子效果容器 */
.particles-container {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    color: white;
    max-width: 1000px;
}

.hero-title {
    font-size: clamp(48px, 10vw, 120px);
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 30px;
    display: flex;
    flex-direction: column;
    gap: 15px;
    text-shadow: 0 0 80px rgba(255, 0, 110, 0.8);
}

.title-line {
    display: block;
    opacity: 0;
    transform: translateY(50px);
    /* 后备颜色 */
    color: white;
    /* 彩虹渐变效果 */
    background: linear-gradient(135deg, #FF006E 0%, #FB5607 20%, #FFBE0B 40%, #06FFA5 60%, #00F5FF 80%, #8338EC 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    /* 渐变动画 */
    background-size: 200% 200%;
    animation: gradient-flow 5s ease infinite;
    /* 发光效果 */
    filter: drop-shadow(0 0 30px rgba(255, 0, 110, 0.6))
            drop-shadow(0 0 60px rgba(0, 245, 255, 0.4));
}

@keyframes gradient-flow {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

@keyframes gradient-shift {
    0%, 100% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: clamp(18px, 3vw, 28px);
    margin-bottom: 60px;
    opacity: 0.9;
    font-weight: 300;
    text-shadow: 0 0 30px rgba(0, 245, 255, 0.6);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 80px;
    margin-bottom: 60px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    position: relative;
}

.stat-item::before {
    content: '';
    position: absolute;
    top: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: var(--gradient-fire);
    border-radius: 2px;
}

.stat-item:nth-child(2)::before {
    background: var(--gradient-ocean);
}

.stat-item:nth-child(3)::before {
    background: var(--gradient-purple);
}

.stat-number {
    display: block;
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 900;
    margin-bottom: 10px;
    /* 使用实色作为后备 */
    color: white;
    /* 渐变效果 */
    background: linear-gradient(135deg, #FF006E 0%, #FB5607 50%, #FFBE0B 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    /* 发光效果（使用filter而不是text-shadow，因为transparent文字不显示text-shadow） */
    filter: drop-shadow(0 0 20px rgba(255, 0, 110, 0.8))
            drop-shadow(0 0 40px rgba(255, 0, 110, 0.5));
}

.stat-item:nth-child(2) .stat-number {
    background: linear-gradient(135deg, #3A86FF 0%, #00F5FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(58, 134, 255, 0.8))
            drop-shadow(0 0 40px rgba(0, 245, 255, 0.6));
}

.stat-item:nth-child(3) .stat-number {
    background: linear-gradient(135deg, #8338EC 0%, #FF006E 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    filter: drop-shadow(0 0 20px rgba(131, 56, 236, 0.8))
            drop-shadow(0 0 40px rgba(255, 0, 110, 0.6));
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
    text-transform: uppercase;
    letter-spacing: 3px;
}

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

.btn {
    padding: 18px 45px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-spring);
    display: inline-block;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease;
}

.btn:hover::before {
    width: 300px;
    height: 300px;
}

.btn-primary {
    background: rgba(0, 245, 255, 0.15);
    backdrop-filter: blur(10px);
    color: white;
    border: 2px solid rgba(0, 245, 255, 0.45);
    box-shadow: 0 10px 40px rgba(0, 245, 255, 0.3);
    position: relative;
    z-index: 1;
}

.btn-primary:hover {
    transform: translateY(-5px);
    background: rgba(0, 245, 255, 0.25);
    border-color: rgba(0, 245, 255, 0.7);
    box-shadow: 0 20px 60px rgba(0, 245, 255, 0.6);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
    color: white;
    border: 2px solid rgba(0, 245, 255, 0.45);
    box-shadow: 0 10px 40px rgba(0, 245, 255, 0.25);
}

.btn-outline:hover {
    background: rgba(0, 245, 255, 0.2);
    border-color: rgba(0, 245, 255, 0.7);
    box-shadow: 0 20px 60px rgba(0, 245, 255, 0.5);
    transform: translateY(-5px);
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    color: white;
    opacity: 0.7;
}

.scroll-indicator span {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.scroll-line {
    width: 2px;
    height: 60px;
    background: linear-gradient(to bottom, var(--neon-cyan), transparent);
    margin: 0 auto;
    animation: scroll-pulse 2s infinite ease-in-out;
}

@keyframes scroll-pulse {
    0%, 100% {
        transform: scaleY(0.5);
        opacity: 0.3;
    }
    50% {
        transform: scaleY(1);
        opacity: 1;
    }
}

/* ========================================
   Section 通用样式
   ======================================== */
section {
    padding: var(--section-padding) 0;
    position: relative;
}

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

.section-tag {
    display: inline-block;
    padding: 10px 25px;
    background: linear-gradient(135deg, rgba(255, 0, 110, 0.1) 0%, rgba(0, 245, 255, 0.1) 100%);
    color: var(--neon-cyan);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 20px;
    border: 1px solid rgba(0, 245, 255, 0.3);
    box-shadow: 0 0 20px rgba(0, 245, 255, 0.2);
}

.section-title {
    font-size: clamp(36px, 6vw, 64px);
    font-weight: 900;
    margin-bottom: 20px;
    line-height: 1.2;
    /* 后备颜色 */
    color: var(--neon-pink);
    /* 渐变效果 */
    background: linear-gradient(135deg, #FF006E 0%, #FB5607 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

/* ========================================
   About Section
   ======================================== */
.about {
    background: var(--gray-bg);
}

.lead-text {
    font-size: 22px;
    font-weight: 500;
    margin-bottom: 30px;
    /* 后备颜色 */
    color: var(--neon-purple);
    /* 渐变效果 */
    background: linear-gradient(135deg, #8338EC 0%, #FF006E 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 1.8;
    font-size: 16px;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
    margin-top: 60px;
}

.feature-card {
    background: white;
    padding: 50px;
    border-radius: 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
    transition: var(--transition-smooth);
    text-align: center;
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-rainbow);
    opacity: 0;
    transition: all 0.6s ease;
}

.feature-card:hover::before {
    left: 0;
    opacity: 0.05;
}

.feature-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 30px 60px rgba(255, 0, 110, 0.2);
    border-color: var(--neon-pink);
}

.feature-icon {
    font-size: 64px;
    margin-bottom: 25px;
    filter: drop-shadow(0 0 20px rgba(255, 0, 110, 0.5));
}

.feature-card h3 {
    font-size: 26px;
    margin-bottom: 15px;
    font-weight: 700;
}

.feature-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* ========================================
   Founders Section
   ======================================== */
.founders {
    background: var(--dark-bg);
    color: white;
}

.founders .section-tag {
    color: var(--neon-green);
    background: linear-gradient(135deg, rgba(6, 255, 165, 0.1) 0%, rgba(58, 134, 255, 0.1) 100%);
    border-color: rgba(6, 255, 165, 0.3);
}

.founders .section-title {
    background: linear-gradient(135deg, #3A86FF 0%, #00F5FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.founders-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(550px, 1fr));
    gap: 60px;
}

.founder-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    border-radius: 30px;
    padding: 40px;
    transition: var(--transition-smooth);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.founder-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 0, 110, 0.1) 0%, transparent 50%);
    opacity: 0;
    transition: opacity 0.6s ease;
}

.founder-card:hover::before {
    opacity: 1;
    animation: rotate 10s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
}

.founder-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 80px rgba(255, 0, 110, 0.3);
    border-color: var(--neon-pink);
}

.founder-image {
    position: relative;
    margin-bottom: 30px;
}

.image-placeholder {
    width: 100%;
    aspect-ratio: 1;
    background: var(--gradient-fire);
    border-radius: 25px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 15px;
    position: relative;
    overflow: hidden;
}

.image-placeholder::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, transparent 30%, rgba(255, 255, 255, 0.3) 70%);
    animation: shimmer 3s ease-in-out infinite;
}

@keyframes shimmer {
    0%, 100% {
        transform: translate(-50%, -50%) scale(1);
        opacity: 0;
    }
    50% {
        transform: translate(-50%, -50%) scale(1.2);
        opacity: 1;
    }
}

.founder-initial {
    font-size: 140px;
    font-weight: 900;
    color: white;
    position: relative;
    z-index: 1;
    text-shadow: 0 0 40px rgba(0, 0, 0, 0.5);
}

.founder-badge {
    display: inline-block;
    padding: 10px 25px;
    background: var(--gradient-purple);
    border-radius: 50px;
    font-size: 14px;
    font-weight: 600;
    color: white;
    box-shadow: 0 5px 20px rgba(131, 56, 236, 0.4);
}

.founder-name {
    font-size: 36px;
    font-weight: 900;
    margin-bottom: 10px;
}

.founder-title {
    font-size: 16px;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 30px;
}

.founder-highlights {
    margin-bottom: 30px;
}

.highlight-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 15px;
    padding: 15px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 15px;
    border-left: 3px solid var(--neon-cyan);
    transition: var(--transition-smooth);
}

.highlight-item:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateX(10px);
    border-left-color: var(--neon-pink);
}

.highlight-icon {
    font-size: 24px;
    flex-shrink: 0;
}

.highlight-item span:last-child {
    font-size: 14px;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.9);
}

.founder-bio {
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.7);
}

/* ========================================
   Business Section
   ======================================== */
.business {
    background: var(--gray-bg);
}

.business .section-title {
    background: linear-gradient(135deg, #8338EC 0%, #FF006E 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.business-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 40px;
}

.business-card {
    background: white;
    border-radius: 35px;
    padding: 60px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    border: 2px solid transparent;
}

.business-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-rainbow);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.business-card:hover::before {
    transform: scaleX(1);
}

.business-card:hover {
    transform: translateY(-15px) rotate(1deg);
    box-shadow: 0 40px 80px rgba(255, 0, 110, 0.25);
    border-color: var(--neon-pink);
}

.business-number {
    font-size: 120px;
    font-weight: 900;
    opacity: 0.05;
    line-height: 1;
    margin-bottom: -40px;
    color: var(--text-primary);
}

.business-icon {
    font-size: 64px;
    margin-bottom: 25px;
    filter: drop-shadow(0 0 20px rgba(255, 0, 110, 0.5));
}

.business-card h3 {
    font-size: 32px;
    margin-bottom: 20px;
    font-weight: 700;
    /* 后备颜色 */
    color: var(--neon-pink);
    /* 渐变效果 */
    background: linear-gradient(135deg, #FF006E 0%, #FFBE0B 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.business-card:nth-child(2) h3 {
    background: linear-gradient(135deg, #3A86FF 0%, #00F5FF 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.business-card:nth-child(3) h3 {
    background: linear-gradient(135deg, #8338EC 0%, #FF006E 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.business-card > p {
    margin-bottom: 30px;
    line-height: 1.8;
    color: var(--text-secondary);
}

.business-list {
    list-style: none;
}

.business-list li {
    padding: 12px 0;
    padding-left: 35px;
    position: relative;
    transition: var(--transition-smooth);
}

.business-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--neon-pink);
    font-weight: 700;
    font-size: 18px;
    transition: var(--transition-smooth);
}

.business-list li:hover {
    transform: translateX(10px);
    color: var(--neon-pink);
}

.business-list li:hover::before {
    color: var(--neon-cyan);
}

/* ========================================
   Achievements Section
   ======================================== */
.achievements {
    background: var(--dark-bg);
    color: white;
}

.achievements .section-tag {
    color: var(--neon-yellow);
    background: linear-gradient(135deg, rgba(255, 190, 11, 0.1) 0%, rgba(251, 86, 7, 0.1) 100%);
    border-color: rgba(255, 190, 11, 0.3);
}

.achievements .section-title {
    background: linear-gradient(135deg, #FFBE0B 0%, #FB5607 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 35px;
}

.achievement-card {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    padding: 45px;
    border-radius: 30px;
    transition: var(--transition-smooth);
    border: 1px solid rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
}

.achievement-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top left, rgba(255, 0, 110, 0.1), transparent 50%);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.achievement-card:hover::after {
    opacity: 1;
}

.achievement-card:hover {
    transform: translateY(-15px) scale(1.05);
    box-shadow: 0 30px 70px rgba(255, 0, 110, 0.4);
    border-color: var(--neon-pink);
}

.achievement-icon {
    font-size: 56px;
    margin-bottom: 25px;
    filter: drop-shadow(0 0 20px rgba(255, 190, 11, 0.6));
}

.achievement-card h3 {
    font-size: 26px;
    margin-bottom: 25px;
    font-weight: 700;
}

.achievement-list {
    list-style: none;
}

.achievement-list li {
    padding: 15px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    line-height: 1.7;
    color: rgba(255, 255, 255, 0.8);
    transition: var(--transition-smooth);
}

.achievement-list li:hover {
    color: var(--neon-cyan);
    padding-left: 10px;
    border-bottom-color: var(--neon-cyan);
}

.achievement-list li:last-child {
    border-bottom: none;
}

/* ========================================
   Social Responsibility Section
   ======================================== */
.social-responsibility {
    background: var(--gray-bg);
}

.social-content h3 {
    font-size: 36px;
    margin-bottom: 30px;
    font-weight: 700;
    /* 后备颜色 */
    color: var(--neon-purple);
    /* 渐变效果 */
    background: linear-gradient(135deg, #8338EC 0%, #FF006E 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.social-content > p {
    font-size: 18px;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: 50px;
}

.social-highlights {
    display: grid;
    gap: 35px;
}

.social-item {
    display: flex;
    gap: 30px;
    padding: 50px;
    background: white;
    border-radius: 30px;
    transition: var(--transition-smooth);
    border: 2px solid transparent;
    position: relative;
    overflow: hidden;
}

.social-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: var(--gradient-ocean);
    opacity: 0.05;
    transition: left 0.6s ease;
}

.social-item:hover::before {
    left: 0;
}

.social-item:hover {
    transform: translateX(20px);
    box-shadow: 0 20px 50px rgba(58, 134, 255, 0.2);
    border-color: var(--neon-blue);
}

.social-icon {
    font-size: 56px;
    flex-shrink: 0;
    filter: drop-shadow(0 0 20px rgba(58, 134, 255, 0.5));
}

.social-info h4 {
    font-size: 26px;
    margin-bottom: 12px;
    font-weight: 700;
}

.social-info p {
    color: var(--text-secondary);
    line-height: 1.8;
}

/* ========================================
   Contact Section
   ======================================== */
.contact {
    background: var(--dark-bg);
    color: white;
}

.contact .section-tag {
    color: var(--neon-green);
    background: linear-gradient(135deg, rgba(6, 255, 165, 0.1) 0%, rgba(0, 245, 255, 0.1) 100%);
    border-color: rgba(6, 255, 165, 0.3);
}

.contact .section-title {
    background: linear-gradient(135deg, #00F5FF 0%, #06FFA5 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}

.contact-item {
    display: flex;
    gap: 25px;
    margin-bottom: 35px;
    padding: 20px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 20px;
    border-left: 3px solid var(--neon-cyan);
    transition: var(--transition-smooth);
}

.contact-item:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateX(10px);
}

.contact-icon {
    font-size: 36px;
    flex-shrink: 0;
    filter: drop-shadow(0 0 15px var(--neon-cyan));
}

.contact-item h4 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.contact-item p {
    color: rgba(255, 255, 255, 0.7);
}

.contact-form-wrapper {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    padding: 50px;
    border-radius: 35px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 18px 24px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 15px;
    font-family: inherit;
    font-size: 16px;
    transition: var(--transition-smooth);
    background: rgba(255, 255, 255, 0.05);
    color: white;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--neon-cyan);
    box-shadow: 0 0 30px rgba(0, 245, 255, 0.3);
    background: rgba(255, 255, 255, 0.08);
}

.btn-block {
    width: 100%;
}

/* ========================================
   Footer
   ======================================== */
.footer {
    background: var(--darker-bg);
    color: white;
    padding: 80px 0 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 80px;
    margin-bottom: 60px;
}

.footer-brand .logo {
    margin-bottom: 20px;
}

.footer-tagline {
    opacity: 0.7;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
}

.footer-column h4 {
    margin-bottom: 20px;
    font-size: 18px;
    color: var(--neon-cyan);
}

.footer-column a {
    display: block;
    margin-bottom: 12px;
    opacity: 0.7;
    transition: var(--transition-smooth);
}

.footer-column a:hover {
    opacity: 1;
    color: var(--neon-cyan);
    transform: translateX(10px);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.5;
}

.footer-bottom p {
    margin-bottom: 5px;
    font-size: 14px;
}

/* ========================================
   响应式设计
   ======================================== */

@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .nav-menu {
        position: fixed;
        top: 85px;
        right: -100%;
        width: 300px;
        height: calc(100vh - 85px);
        background: rgba(10, 10, 10, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: 40px;
        box-shadow: -5px 0 30px rgba(255, 0, 110, 0.3);
        transition: var(--transition-smooth);
        border-left: 1px solid rgba(255, 0, 110, 0.3);
        z-index: 999;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-toggle {
        display: flex;
        z-index: 1001;
    }

    .founders-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-content {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    /* 减少球体数量以提升性能 */
    .orb-4, .orb-5, .orb-6 {
        display: none;
    }

    /* 调整卡片最小宽度 */
    .about-features {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }

    .business-cards {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 50px;
    }

    /* 容器内边距 */
    .container {
        padding: 0 15px;
    }

    /* 导航栏 */
    .nav-container {
        padding: 12px 15px;
    }

    .logo {
        font-size: 18px;
    }

    .logo-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }

    /* Hero区域 */
    .hero {
        min-height: 100svh;
        padding: 80px 0 40px;
    }

    .hero-content {
        padding: 0 10px;
    }

    .hero-title {
        font-size: clamp(28px, 8vw, 42px) !important;
        margin-bottom: 20px;
        gap: 8px;
    }

    .hero-subtitle {
        font-size: clamp(14px, 4vw, 18px) !important;
        margin-bottom: 30px;
    }

    .hero-stats {
        gap: 20px;
        flex-direction: row;
        margin-bottom: 30px;
    }

    .stat-item {
        min-width: 80px;
    }

    .stat-item::before {
        width: 40px;
        height: 3px;
        top: -12px;
    }

    .stat-number {
        font-size: clamp(20px, 5vw, 32px) !important;
        margin-bottom: 5px;
    }

    .stat-label {
        font-size: 10px;
        letter-spacing: 1px;
    }

    .hero-cta {
        flex-direction: column;
        gap: 12px;
        width: 100%;
    }

    .btn {
        width: 100%;
        padding: 14px 30px;
        font-size: 14px;
    }

    .scroll-indicator {
        bottom: 15px;
        font-size: 10px;
    }

    .scroll-line {
        height: 40px;
    }

    /* Section标题 */
    .section-header {
        margin-bottom: 40px;
    }

    .section-tag {
        font-size: 11px;
        padding: 6px 16px;
        letter-spacing: 1.5px;
    }

    .section-title {
        font-size: clamp(26px, 6vw, 38px) !important;
        margin-bottom: 12px;
    }

    .section-subtitle {
        font-size: 14px;
    }

    /* 关于我们 */
    .lead-text {
        font-size: 16px;
        margin-bottom: 20px;
    }

    .about-text p {
        font-size: 14px;
        margin-bottom: 15px;
    }

    .about-features {
        grid-template-columns: 1fr;
        gap: 20px;
        margin-top: 40px;
    }

    .feature-card {
        padding: 30px 20px;
    }

    .feature-icon {
        font-size: 40px;
        margin-bottom: 15px;
    }

    .feature-card h3 {
        font-size: 20px;
        margin-bottom: 10px;
    }

    .feature-card p {
        font-size: 14px;
    }

    /* 创始人 */
    .founders-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .founder-card {
        padding: 25px;
    }

    .founder-initial {
        font-size: 80px;
    }

    .founder-name {
        font-size: 24px;
        margin-bottom: 8px;
    }

    .founder-title {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .founder-badge {
        font-size: 12px;
        padding: 8px 18px;
    }

    .highlight-item {
        padding: 10px;
        font-size: 13px;
        margin-bottom: 10px;
    }

    .highlight-icon {
        font-size: 18px;
    }

    .highlight-item span:last-child {
        font-size: 12px;
    }

    .founder-bio {
        font-size: 14px;
    }

    /* 业务板块 */
    .business-cards {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .business-card {
        padding: 35px 25px;
    }

    .business-number {
        font-size: 60px;
        margin-bottom: -25px;
    }

    .business-icon {
        font-size: 40px;
        margin-bottom: 20px;
    }

    .business-card h3 {
        font-size: 22px;
        margin-bottom: 15px;
    }

    .business-card > p {
        font-size: 14px;
        margin-bottom: 20px;
    }

    .business-list li {
        padding: 10px 0;
        padding-left: 30px;
        font-size: 13px;
    }

    /* 成就荣誉 */
    .achievements-grid {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .achievement-card {
        padding: 30px 25px;
    }

    .achievement-icon {
        font-size: 36px;
        margin-bottom: 20px;
    }

    .achievement-card h3 {
        font-size: 20px;
        margin-bottom: 20px;
    }

    .achievement-list li {
        padding: 12px 0;
        font-size: 13px;
    }

    /* 社会责任 */
    .social-content h3 {
        font-size: 24px;
        margin-bottom: 20px;
    }

    .social-content > p {
        font-size: 14px;
        margin-bottom: 35px;
    }

    .social-item {
        flex-direction: column;
        text-align: center;
        padding: 30px 20px;
        gap: 20px;
    }

    .social-icon {
        font-size: 36px;
    }

    .social-info h4 {
        font-size: 18px;
        margin-bottom: 10px;
    }

    .social-info p {
        font-size: 13px;
    }

    /* 联系我们 */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .contact-item {
        padding: 15px;
        margin-bottom: 15px;
        gap: 18px;
    }

    .contact-icon {
        font-size: 24px;
    }

    .contact-item h4 {
        font-size: 16px;
        margin-bottom: 5px;
    }

    .contact-item p {
        font-size: 13px;
    }

    .contact-form-wrapper {
        padding: 25px 20px;
    }

    .form-group input,
    .form-group textarea {
        padding: 14px 16px;
        font-size: 14px;
        border-radius: 12px;
    }

    .form-group {
        margin-bottom: 15px;
    }

    /* Footer */
    .footer {
        padding: 50px 0 25px;
    }

    .footer-content {
        gap: 35px;
        margin-bottom: 40px;
    }

    .footer-links {
        grid-template-columns: 1fr;
        gap: 25px;
    }

    .footer-column h4 {
        font-size: 15px;
        margin-bottom: 15px;
    }

    .footer-column a {
        font-size: 13px;
        margin-bottom: 10px;
    }

    .footer-bottom p {
        font-size: 12px;
    }

    /* 隐藏光标和粒子效果 */
    .cursor,
    .cursor-follower,
    .mouse-glow {
        display: none !important;
    }

    /* 禁用部分动画以提升性能 */
    .orb-1, .orb-2, .orb-3 {
        animation: none !important;
        opacity: 0.2;
        filter: blur(80px);
    }

    /* 确保body可以正常滚动 */
    body {
        overflow-x: hidden;
        overflow-y: auto;
        -webkit-overflow-scrolling: touch;
    }

    html {
        overflow-x: hidden;
    }
}

@media (max-width: 480px) {
    :root {
        --section-padding: 35px;
    }

    /* 超小屏幕调整 */
    .container {
        padding: 0 12px;
    }

    .nav-container {
        padding: 10px 12px;
    }

    .logo {
        font-size: 16px;
    }

    .logo-icon {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }

    /* Hero */
    .hero {
        min-height: 100svh;
        padding: 70px 0 30px;
    }

    .hero-title {
        font-size: clamp(24px, 7vw, 36px) !important;
        margin-bottom: 15px;
        gap: 6px;
    }

    .hero-subtitle {
        font-size: clamp(13px, 3.5vw, 16px) !important;
        margin-bottom: 25px;
    }

    .hero-stats {
        gap: 15px;
        margin-bottom: 25px;
        flex-wrap: wrap;
        justify-content: center;
    }

    .stat-item {
        min-width: 70px;
    }

    .stat-number {
        font-size: clamp(18px, 4.5vw, 28px) !important;
        margin-bottom: 4px;
    }

    .stat-label {
        font-size: 9px;
        letter-spacing: 0.5px;
    }

    .stat-item::before {
        width: 35px;
        height: 2px;
        top: -10px;
    }

    .btn {
        padding: 12px 25px;
        font-size: 13px;
    }

    .scroll-indicator {
        font-size: 9px;
    }

    .scroll-line {
        height: 35px;
    }

    /* Section */
    .section-header {
        margin-bottom: 30px;
    }

    .section-tag {
        font-size: 10px;
        padding: 5px 14px;
        letter-spacing: 1px;
    }

    .section-title {
        font-size: clamp(22px, 6vw, 32px) !important;
        margin-bottom: 10px;
    }

    .section-subtitle {
        font-size: 13px;
    }

    /* 关于我们 */
    .lead-text {
        font-size: 15px;
    }

    .about-text p {
        font-size: 13px;
    }

    .about-features {
        gap: 18px;
        margin-top: 30px;
    }

    /* 卡片内边距 */
    .founder-card,
    .business-card,
    .achievement-card,
    .feature-card {
        padding: 20px 16px;
    }

    .feature-icon {
        font-size: 36px;
    }

    .feature-card h3 {
        font-size: 18px;
    }

    .feature-card p {
        font-size: 13px;
    }

    .business-number {
        font-size: 50px;
        margin-bottom: -20px;
    }

    .business-icon {
        font-size: 36px;
    }

    .business-card h3 {
        font-size: 20px;
    }

    .business-card > p {
        font-size: 13px;
    }

    .business-list li {
        font-size: 12px;
    }

    .founder-initial {
        font-size: 70px;
    }

    .founder-name {
        font-size: 22px;
    }

    .founder-title {
        font-size: 13px;
    }

    .founder-badge {
        font-size: 11px;
        padding: 6px 15px;
    }

    .highlight-item {
        padding: 8px;
        font-size: 12px;
    }

    .highlight-icon {
        font-size: 16px;
    }

    .highlight-item span:last-child {
        font-size: 11px;
    }

    .achievement-icon {
        font-size: 32px;
    }

    .achievement-card h3 {
        font-size: 18px;
    }

    .achievement-list li {
        font-size: 12px;
    }

    .social-content h3 {
        font-size: 22px;
    }

    .social-content > p {
        font-size: 13px;
    }

    .social-item {
        padding: 25px 18px;
    }

    .social-icon {
        font-size: 32px;
    }

    .social-info h4 {
        font-size: 16px;
    }

    .social-info p {
        font-size: 12px;
    }

    /* 联系表单 */
    .contact-content {
        gap: 25px;
    }

    .contact-form-wrapper {
        padding: 20px 16px;
    }

    .contact-item {
        padding: 12px;
        gap: 12px;
        margin-bottom: 12px;
    }

    .contact-icon {
        font-size: 22px;
    }

    .contact-item h4 {
        font-size: 15px;
    }

    .contact-item p {
        font-size: 12px;
    }

    .form-group input,
    .form-group textarea {
        padding: 12px 14px;
        font-size: 13px;
    }

    /* Footer */
    .footer {
        padding: 35px 0 20px;
    }

    .footer-content {
        gap: 30px;
        margin-bottom: 30px;
    }

    .footer-column h4 {
        font-size: 14px;
    }

    .footer-column a {
        font-size: 12px;
    }

    .footer-bottom p {
        font-size: 11px;
    }

    /* 移除所有背景球体，提升性能 */
    .gradient-orb {
        display: none !important;
    }

    /* 网格背景也隐藏 */
    .hero::before {
        display: none;
    }

    /* 粒子容器 */
    #particlesContainer {
        opacity: 0.3 !important;
    }

    /* 导航菜单宽度调整 */
    .nav-menu {
        width: 250px;
    }

    .nav-menu.active {
        padding: 30px 20px;
    }
}