/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* 全局样式 */
:root {
    --primary-color: #1a365d;
    --secondary-color: #FF6B35;
    --accent-color: #4A90E2;
    --text-dark: #2D3748;
    --text-light: #718096;
    --bg-light: #F7FAFC;
    --white: #FFFFFF;
    --gradient-primary: linear-gradient(135deg, #1a365d 0%, #2a4a7d 100%);
    --gradient-accent: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    --shadow-light: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-medium: 0 8px 30px rgba(0,0,0,0.12);
    --shadow-heavy: 0 15px 40px rgba(0,0,0,0.15);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
    background: var(--white);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Montserrat', sans-serif;
    font-weight: 600;
    line-height: 1.2;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏样式 - 透明背景设计 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    background: transparent;
    border-bottom: none;
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 20px;
    max-width: 1400px;
}

.nav-logo {
    display: flex;
    align-items: center;
}

.nav-logo h2 {
    font-size: 1.8rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    position: relative;
    cursor: pointer;
    transition: all 0.3s ease;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    margin: 0;
}

.navbar.scrolled .nav-logo h2 {
    color: #1a365d;
    text-shadow: none;
    background: linear-gradient(135deg, #1a365d 0%, #4A90E2 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-logo h2 span {
    font-weight: 900;
    font-size: 2rem;
    color: #FF6B35;
    text-shadow: 0 2px 10px rgba(255, 107, 53, 0.5);
    transition: all 0.3s ease;
}

.navbar.scrolled .nav-logo h2 span {
    text-shadow: none;
    -webkit-text-fill-color: #FF6B35;
}

.nav-logo h2:hover span {
    filter: none;
    transform: none;
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 2rem;
    background: transparent;
    padding: 0;
    border-radius: 0;
    backdrop-filter: none;
    border: none;
    box-shadow: none;
}

.nav-link {
    color: white;
    text-decoration: none;
    font-weight: 600;
    font-size: 1rem;
    padding: 0.5rem 0;
    border-radius: 0;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.navbar.scrolled .nav-link {
    color: var(--text-dark);
    text-shadow: none;
}

.nav-link::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #FF6B35, #4A90E2);
    transition: width 0.3s ease;
    border-radius: 1px;
}

.nav-link:hover::before {
    width: 100%;
}

.nav-link:hover {
    color: #FF6B35;
    transform: translateY(-1px);
}

.navbar.scrolled .nav-link:hover {
    color: #FF6B35;
}

.nav-link.active {
    color: #FF6B35;
    font-weight: 600;
    background: transparent;
    box-shadow: none;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 50%;
    transform: translateX(-50%);
    width: 20px;
    height: 2px;
    background: linear-gradient(90deg, #4A90E2, #FF6B35);
    border-radius: 2px;
}

.cta-button {
    background: transparent;
    color: white;
    border: 2px solid white;
    padding: 0.6rem 1.8rem;
    border-radius: 30px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    overflow: hidden;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    background: white;
    color: #FF6B35;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.navbar.scrolled .cta-button {
    background: #FF6B35;
    color: white;
    border-color: #FF6B35;
}

.navbar.scrolled .cta-button:hover {
    background: transparent;
    color: #FF6B35;
    border-color: #FF6B35;
}

.cta-button:active {
    transform: translateY(0) scale(0.98);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
    padding: 8px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.hamburger:hover {
    background: rgba(255, 255, 255, 0.95);
    transform: scale(1.05);
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: linear-gradient(90deg, #1a365d, #FF6B35);
    border-radius: 3px;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.hamburger.active span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
}

.hamburger.active span:nth-child(2) {
    opacity: 0;
    transform: translateX(-20px);
}

.hamburger.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.mobile-cta {
    margin-top: 2rem;
    padding: 0 2rem;
}

.cta-button-mobile {
    width: 100%;
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 25px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.25);
}

.cta-button-mobile:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

.mobile-cta {
    display: none;
}

/* 首屏英雄区 - 全新设计 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 50%, #7e22ce 100%);
}

/* 背景动画层 */
.hero-bg-animation {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.bg-gradient-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 50%, rgba(255, 107, 53, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 70% 80%, rgba(126, 34, 206, 0.15) 0%, transparent 50%),
                radial-gradient(circle at 40% 20%, rgba(59, 130, 246, 0.1) 0%, transparent 50%);
    animation: gradientShift 15s ease-in-out infinite alternate;
}

.floating-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.floating-particles::before,
.floating-particles::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: particleFloat 20s infinite linear;
}

.floating-particles::before {
    width: 300px;
    height: 300px;
    top: -150px;
    left: -150px;
    animation-duration: 25s;
}

.floating-particles::after {
    width: 200px;
    height: 200px;
    bottom: -100px;
    right: -100px;
    animation-duration: 30s;
    animation-direction: reverse;
}

.tech-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 30s linear infinite;
}

.hero .container {
    position: relative;
    z-index: 10;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

/* Hero徽章 */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), rgba(255, 255, 255, 0.05));
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50px;
    padding: 12px 20px;
    color: white;
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 2.5rem;
    opacity: 0;
    animation: fadeInUp 0.8s ease forwards, float 6s ease-in-out infinite 2s;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.hero-badge i {
    color: #FF6B35;
}

/* Hero标题 */
.hero-title {
    font-size: 5rem;
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 2rem;
    color: white;
    opacity: 0;
    animation: fadeInUp 1s ease 0.2s forwards;
    text-shadow: 0 6px 25px rgba(0, 0, 0, 0.4);
    position: relative;
    letter-spacing: -0.02em;
}

.hero-title .highlight {
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    display: inline-block;
}

.hero-title .highlight::after {
    content: '';
    position: absolute;
    bottom: 0px;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, #FF6B35, #F59E0B);
    border-radius: 4px;
    opacity: 0;
    animation: highlightBar 1s ease-out 0.8s forwards;
    transform-origin: left;
}

/* Hero副标题 */
.hero-subtitle {
    font-size: 1.45rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 3rem;
    line-height: 1.8;
    opacity: 0;
    animation: fadeInUp 1s ease 0.4s forwards;
    font-weight: 400;
    max-width: 550px;
    text-shadow: 0 3px 15px rgba(0, 0, 0, 0.3);
    letter-spacing: 0.01em;
}

/* Hero统计 */
.hero-stats {
    display: flex;
    gap: 2rem;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.6s forwards;
}

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

.stat-number {
    font-size: 2.5rem;
    font-weight: 800;
    color: white;
    display: block;
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 600;
}

/* Hero按钮组 */
.hero-buttons {
    display: flex;
    gap: 1.5rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.8s forwards;
    align-items: center;
    margin-bottom: 1rem;
}

/* 按钮容器 */
.hero-buttons .btn-primary,
.hero-buttons .btn-secondary {
    position: relative;
    overflow: hidden;
    transform: translateY(0);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.hero-buttons .btn-primary:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.4);
}

.hero-buttons .btn-secondary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.2);
}

/* 按钮前的修饰 */
.hero-buttons .btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.hero-buttons .btn-primary:hover::before {
    left: 100%;
}

/* 按钮样式 */
.btn-primary, .btn-secondary, .btn-outline {
    padding: 18px 36px;
    border-radius: 30px;
    font-weight: 600;
    text-decoration: none;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    display: inline-flex;
    align-items: center;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    color: white;
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 15px 50px rgba(255, 107, 53, 0.6);
}

.btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.btn-primary:hover::before {
    left: 100%;
}

.btn-glow {
    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: all 0.6s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-heavy);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.btn-secondary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
    transition: left 0.6s;
}

.btn-secondary:hover::before {
    left: 100%;
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--accent-color);
    border: 2px solid var(--accent-color);
    width: 100%;
}

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

.btn-large {
    padding: 16px 32px;
    font-size: 1.1rem;
}

/* 英雄区视觉元素 - 全新3D设计 */
.hero-visual {
    position: relative;
    height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    perspective: 1200px;
}

.visual-container {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
}

/* 中心发光球体 */
.center-sphere {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 150px;
    height: 150px;
    z-index: 10;
}

.sphere-core {
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 30% 30%, #FF6B35, #7e22ce);
    border-radius: 50%;
    box-shadow: 0 0 60px rgba(255, 107, 53, 0.5),
                0 0 100px rgba(126, 34, 206, 0.3),
                inset 0 0 30px rgba(255, 255, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    animation: sphereRotate 20s linear infinite;
}

.wp-logo-3d {
    font-size: 4rem;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    animation: logoFloat 3s ease-in-out infinite;
}

.sphere-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.2), transparent 70%);
    border-radius: 50%;
    animation: glowPulse 4s ease-in-out infinite;
}

.sphere-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200%;
    height: 200%;
}

.ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotateX(60deg);
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
}

.ring-1 {
    width: 180px;
    height: 180px;
    animation: ringExpand 4s ease-in-out infinite;
}

.ring-2 {
    width: 220px;
    height: 220px;
    animation: ringExpand 4s ease-in-out infinite 1s;
}

.ring-3 {
    width: 260px;
    height: 260px;
    animation: ringExpand 4s ease-in-out infinite 2s;
}

/* 3D服务卡片 */
.service-cards-3d {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 500px;
    height: 500px;
    transform: translate(-50%, -50%);
    transform-style: preserve-3d;
    animation: cardsRotate3D 30s linear infinite;
}

.service-card-3d {
    position: absolute;
    width: 120px;
    height: 140px;
    transform-style: preserve-3d;
    transition: transform 0.6s ease;
    cursor: pointer;
}

.card-3d-1 {
    top: 0;
    left: 50%;
    transform: translateX(-50%) translateZ(200px);
}

.card-3d-2 {
    top: 50%;
    right: 0;
    transform: translateY(-50%) translateZ(200px) rotateY(90deg);
}

.card-3d-3 {
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) translateZ(200px) rotateY(180deg);
}

.card-3d-4 {
    top: 50%;
    left: 0;
    transform: translateY(-50%) translateZ(200px) rotateY(-90deg);
}

.service-card-3d:hover {
    transform: translateX(-50%) translateZ(250px) scale(1.1);
}

.card-face {
    position: absolute;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    backface-visibility: hidden;
    overflow: hidden;
}

.card-back {
    transform: rotateY(180deg);
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(126, 34, 206, 0.1));
}

.card-front i {
    font-size: 2.5rem;
    margin-bottom: 10px;
    color: #FF6B35;
}

.card-detail h4 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    color: #FF6B35;
}

.card-detail p {
    font-size: 0.85rem;
    text-align: center;
    line-height: 1.4;
    color: rgba(255, 255, 255, 0.9);
}

/* 粒子连线系统 */
.particle-system {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

#particleCanvas {
    width: 100%;
    height: 100%;
}

/* 动态光波 */
.light-waves {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 600px;
    pointer-events: none;
    z-index: 5;
}

.wave {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    border: 2px solid rgba(255, 107, 53, 0.3);
    border-radius: 50%;
    animation: waveExpand 4s ease-out infinite;
}

.wave-2 {
    animation-delay: 1.3s;
}

.wave-3 {
    animation-delay: 2.6s;
}

/* 浮动代码元��� */
.code-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 8;
}

.code-line {
    position: absolute;
    background: rgba(0, 0, 0, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    padding: 8px 15px;
    font-family: 'Monaco', 'Courier New', monospace;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(5px);
}

.code-line-1 {
    top: 15%;
    left: 10%;
    animation: codeFloat1 6s ease-in-out infinite;
}

.code-line-2 {
    top: 70%;
    right: 15%;
    animation: codeFloat2 8s ease-in-out infinite;
}

.code-line-3 {
    bottom: 20%;
    left: 20%;
    animation: codeFloat3 7s ease-in-out infinite;
}

.code-tag {
    color: #FF6B35;
    font-weight: bold;
}

.code-bracket {
    color: #F59E0B;
}

.code-prop {
    color: #10B981;
}

.code-value {
    color: #3B82F6;
}

.code-function {
    color: #8B5CF6;
}

/* 滚动指示器 */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
    z-index: 10;
    opacity: 0;
    animation: fadeIn 1s ease 1.5s forwards;
}

.scroll-text {
    margin-bottom: 10px;
}

.scroll-arrow {
    animation: bounce 2s infinite;
}

.scroll-arrow i {
    font-size: 1.2rem;
}


/* 核心优势区域 */
.advantages {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    position: relative;
    overflow: hidden;
}

.advantages::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    animation: floatAdvantage 20s ease-in-out infinite;
}

@keyframes floatAdvantage {
    0%, 100% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-30px) scale(1.1);
    }
}

.section-title {
    text-align: center;
    font-size: 3rem;
    font-weight: 800;
    margin-bottom: 1rem;
    color: #1a202c;
    position: relative;
    letter-spacing: -0.02em;
}

.section-title .subtitle {
    display: block;
    font-size: 1.2rem;
    font-weight: 400;
    color: #64748b;
    margin-top: 0.5rem;
    letter-spacing: 0.05em;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -20px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 6px;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border-radius: 3px;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.3);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2rem;
    margin-top: 4rem;
    position: relative;
    z-index: 2;
}

.advantage-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 2.5rem 1.5rem;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.5);
}

.advantage-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6px;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.advantage-card::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    opacity: 0;
    transition: all 0.4s ease;
}

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

.advantage-card:hover::after {
    opacity: 1;
    transform: translate(-10px, 10px);
}

.advantage-card:hover {
    transform: translateY(-15px) scale(1.02);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
    border-color: rgba(255, 107, 53, 0.2);
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    position: relative;
    box-shadow: 0 10px 30px rgba(255, 107, 53, 0.3);
    transition: all 0.4s ease;
}

.advantage-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border-radius: 50%;
    z-index: -1;
    opacity: 0.3;
    animation: iconPulse 2s ease-in-out infinite;
}

@keyframes iconPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.1);
        opacity: 0.1;
    }
}

.advantage-card:hover .advantage-icon {
    transform: scale(1.1) rotate(5deg);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.4);
}

.advantage-card h3 {
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    color: #1a202c;
    font-weight: 700;
    position: relative;
    transition: all 0.4s ease;
}

.advantage-card p {
    color: #64748b;
    line-height: 1.8;
    font-size: 1.05rem;
    margin-bottom: 0;
    transition: all 0.4s ease;
}

.advantage-card:hover h3 {
    color: #FF6B35;
    transform: translateY(-2px);
}

.advantage-card:hover p {
    color: #475569;
}

/* 价格卡片区域 */
.pricing {
    padding: 100px 0;
}

.pricing-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.pricing-card {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: var(--shadow-light);
    transition: all 0.3s ease;
    position: relative;
}

.pricing-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-medium);
}

.pricing-card.featured {
    border: 2px solid var(--accent-color);
    transform: scale(1.05);
}

.pricing-card.featured:hover {
    transform: scale(1.08) translateY(-5px);
}

.popular-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gradient-accent);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 5px;
}

.card-header {
    text-align: center;
    padding-bottom: 2rem;
    border-bottom: 1px solid #eee;
    margin-bottom: 2rem;
}

.card-header h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    gap: 5px;
}

.currency {
    font-size: 1.5rem;
    color: var(--text-light);
}

.amount {
    font-size: 3rem;
    font-weight: 800;
    color: var(--accent-color);
}

.suffix {
    font-size: 1rem;
    color: var(--text-light);
}

.features {
    list-style: none;
    margin-bottom: 2rem;
}

.features li {
    padding: 12px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    color: var(--text-dark);
}

.features i {
    color: #10B981;
    font-size: 1.2rem;
}

/* ================================
   3D立体案例展示墙
   ================================ */
.cases-3d {
    position: relative;
    padding: 120px 0;
    background: linear-gradient(135deg, #0a0f1a 0%, #1a1f3a 50%, #0d1025 100%);
    overflow: hidden;
    min-height: 100vh;
}

/* 背景Canvas */
.cases-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

#casesBgCanvas {
    width: 100%;
    height: 100%;
}

.cases-grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(255, 107, 53, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 107, 53, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    animation: gridFloat 20s linear infinite;
}

@keyframes gridFloat {
    0% { transform: translate(0, 0); }
    100% { transform: translate(60px, 60px); }
}

/* 标题样式 */
.section-title-3d {
    text-align: center;
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.section-title-3d .title-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.section-title-3d .deco-line {
    width: 60px;
    height: 2px;
    background: linear-gradient(90deg, transparent, #FF6B35, transparent);
}

.section-title-3d .title-decoration i {
    color: #FF6B35;
    font-size: 1.5rem;
    animation: cubeRotate 4s ease-in-out infinite;
}

@keyframes cubeRotate {
    0%, 100% { transform: rotateY(0deg); }
    50% { transform: rotateY(180deg); }
}

.section-title-3d .subtitle {
    display: block;
    font-size: 1rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.5);
    margin-top: 1rem;
    letter-spacing: 0.1em;
}

/* 3D展示容器 */
.showcase-3d-container {
    position: relative;
    z-index: 2;
    perspective: 2000px;
    padding: 4rem 0;
}

.showcase-3d-stage {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
    max-width: 1200px;
    margin: 0 auto;
    transform-style: preserve-3d;
}

/* 设备卡片基础样式 */
.device-card-3d {
    position: relative;
    cursor: pointer;
    transform-style: preserve-3d;
    transition: transform 0.6s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.device-card-3d:hover {
    z-index: 100;
}

.device-inner {
    position: relative;
    width: 100%;
    height: 100%;
    transform-style: preserve-3d;
    transition: transform 0.8s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.device-card-3d.flipped .device-inner {
    transform: rotateY(180deg);
}

/* 设备正面和背面 */
.device-front,
.device-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: 20px;
    overflow: hidden;
}

.device-front {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1.5rem;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.02) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    overflow: visible;
}

.device-back {
    transform: rotateY(180deg);
    background: linear-gradient(135deg, rgba(30, 40, 70, 0.98) 0%, rgba(20, 25, 50, 0.98) 100%);
    border: 1px solid rgba(255, 107, 53, 0.3);
    padding: 1rem;
    display: flex;
    flex-direction: column;
}

/* 设备发光效果 */
.device-glow {
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 107, 53, 0.1) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.device-card-3d:hover .device-glow {
    opacity: 1;
}

/* 设备阴影 */
.device-shadow {
    position: absolute;
    bottom: -30px;
    left: 10%;
    width: 80%;
    height: 30px;
    background: radial-gradient(ellipse, rgba(0, 0, 0, 0.4) 0%, transparent 70%);
    transform: rotateX(90deg);
    opacity: 0.5;
    transition: all 0.4s ease;
}

.device-card-3d:hover .device-shadow {
    opacity: 0.8;
    transform: rotateX(90deg) scale(1.1);
}

/* ============ 笔记本电脑设备 ============ */
.device-card-3d[data-device="laptop"] {
    height: 360px;
}

.device-card-3d[data-device="laptop"] .device-front,
.device-card-3d[data-device="laptop"] .device-back {
    height: 360px;
}

.laptop-frame {
    width: 100%;
    max-width: 280px;
}

.laptop-screen {
    background: #1a1a2e;
    border-radius: 10px 10px 0 0;
    border: 3px solid #2d2d44;
    border-bottom: none;
    overflow: hidden;
    box-shadow: 0 0 30px rgba(0, 0, 0, 0.5);
}

.browser-chrome {
    background: linear-gradient(180deg, #3d3d5c 0%, #2d2d44 100%);
    padding: 8px 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.browser-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot-red { background: #ff5f57; }
.dot-yellow { background: #ffbd2e; }
.dot-green { background: #28c840; }

.browser-url {
    flex: 1;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 4px;
    padding: 4px 10px;
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.7rem;
    color: rgba(255, 255, 255, 0.6);
}

.browser-url i {
    color: #28c840;
    font-size: 0.6rem;
}

.screen-content {
    height: 140px;
    overflow: hidden;
}

.screen-content img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.device-card-3d:hover .screen-content img {
    transform: scale(1.05);
}

.laptop-base {
    background: linear-gradient(180deg, #4a4a6a 0%, #2d2d44 100%);
    height: 12px;
    border-radius: 0 0 4px 4px;
    position: relative;
}

.laptop-keyboard {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40%;
    height: 3px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 2px;
}

/* ============ 手机设备 ============ */
.device-card-3d[data-device="phone"] {
    height: 420px;
}

.device-card-3d[data-device="phone"] .device-front,
.device-card-3d[data-device="phone"] .device-back {
    height: 420px;
}

.phone-frame {
    width: 140px;
    background: linear-gradient(135deg, #2d2d44 0%, #1a1a2e 100%);
    border-radius: 25px;
    padding: 8px;
    border: 3px solid #3d3d5c;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.phone-notch {
    width: 60px;
    height: 16px;
    background: #1a1a2e;
    border-radius: 0 0 12px 12px;
    margin: 0 auto 6px;
}

.phone-screen {
    border-radius: 16px;
    overflow: hidden;
    height: 200px;
    background: #0a0a15;
}

.phone-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.device-card-3d:hover .phone-screen img {
    transform: scale(1.05);
}

.phone-home-bar {
    width: 80px;
    height: 4px;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 2px;
    margin: 8px auto 0;
}

/* ============ 平板设备 ============ */
.device-card-3d[data-device="tablet"] {
    height: 380px;
}

.device-card-3d[data-device="tablet"] .device-front,
.device-card-3d[data-device="tablet"] .device-back {
    height: 380px;
}

.tablet-frame {
    width: 200px;
    background: linear-gradient(135deg, #2d2d44 0%, #1a1a2e 100%);
    border-radius: 18px;
    padding: 12px;
    border: 3px solid #3d3d5c;
    box-shadow: 
        0 20px 60px rgba(0, 0, 0, 0.5),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.tablet-camera {
    width: 6px;
    height: 6px;
    background: #3d3d5c;
    border-radius: 50%;
    margin: 0 auto 8px;
}

.tablet-screen {
    border-radius: 6px;
    overflow: hidden;
    height: 160px;
    background: #0a0a15;
}

.tablet-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.device-card-3d:hover .tablet-screen img {
    transform: scale(1.05);
}

.tablet-home-btn {
    width: 24px;
    height: 24px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    margin: 8px auto 0;
}

/* ============ 设备标签 ============ */
.device-label {
    text-align: center;
    margin-top: auto;
    padding-top: 1rem;
    position: relative;
    z-index: 2;
    flex-shrink: 0;
}

.label-category {
    display: inline-block;
    padding: 4px 12px;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.2) 0%, rgba(255, 107, 53, 0.1) 100%);
    border: 1px solid rgba(255, 107, 53, 0.3);
    border-radius: 20px;
    font-size: 0.75rem;
    color: #FF6B35;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.device-label h3 {
    font-size: 1rem;
    color: white;
    font-weight: 600;
    margin: 0;
    line-height: 1.3;
}

/* ============ 案例详情卡片 ============ */
.case-detail-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

.detail-header {
    text-align: center;
    margin-bottom: 0.8rem;
    padding-bottom: 0.8rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.detail-category {
    display: inline-block;
    padding: 4px 12px;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border-radius: 20px;
    font-size: 0.7rem;
    color: white;
    font-weight: 600;
    margin-bottom: 0.4rem;
}

.detail-header h3 {
    font-size: 1.1rem;
    color: white;
    margin: 0;
}

.detail-content {
    flex: 1;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 0;
}

.detail-desc {
    font-size: 0.8rem;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
    margin-bottom: 0.8rem;
    flex-shrink: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.detail-tech {
    margin-bottom: 0.8rem;
    flex-shrink: 0;
}

.detail-tech h4 {
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0.4rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.detail-tech h4 i {
    color: #FF6B35;
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.3rem;
}

.tech-tags span {
    padding: 2px 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.8);
}

.detail-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.4rem;
    flex-shrink: 0;
}

.feature-item {
    text-align: center;
    padding: 0.4rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 6px;
}

.feature-item i {
    display: block;
    font-size: 0.9rem;
    color: #FF6B35;
    margin-bottom: 0.2rem;
}

.feature-item span {
    font-size: 0.6rem;
    color: rgba(255, 255, 255, 0.7);
}

/* 按钮区域 */
.detail-buttons {
    display: flex;
    gap: 0.5rem;
    margin-top: 0.8rem;
    flex-shrink: 0;
}

.detail-btn {
    flex: 1;
    padding: 0.6rem 0.5rem;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border: none;
    border-radius: 8px;
    color: white;
    font-weight: 600;
    font-size: 0.75rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.4rem;
    transition: all 0.3s ease;
}

.detail-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

.detail-btn.btn-expand {
    background: linear-gradient(135deg, #3B82F6, #8B5CF6);
}

.detail-btn.btn-expand:hover {
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.detail-btn i {
    font-size: 0.8rem;
}

/* ============ 案例放大查看模态框 ============ */
.case-expand-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 100000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.case-expand-modal.active {
    opacity: 1;
    visibility: visible;
}

.case-expand-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.case-expand-container {
    position: relative;
    width: 90%;
    max-width: 1000px;
    max-height: 90vh;
    background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(255, 107, 53, 0.3);
    box-shadow: 
        0 25px 100px rgba(0, 0, 0, 0.5),
        0 0 100px rgba(255, 107, 53, 0.1);
    transform: scale(0.8) translateY(50px);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.case-expand-modal.active .case-expand-container {
    transform: scale(1) translateY(0);
}

.case-expand-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 44px;
    height: 44px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.case-expand-close:hover {
    background: rgba(255, 107, 53, 0.3);
    transform: rotate(90deg);
}

.case-expand-content {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 0;
    height: 100%;
    max-height: 90vh;
}

.case-expand-image {
    position: relative;
    background: #0a0f1a;
    overflow: hidden;
}

.case-expand-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-expand-image:hover img {
    transform: scale(1.05);
}

.case-expand-image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.9));
}

.case-expand-device-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 107, 53, 0.2);
    border: 1px solid rgba(255, 107, 53, 0.4);
    border-radius: 20px;
    color: #FF6B35;
    font-size: 0.85rem;
    font-weight: 600;
}

.case-expand-info {
    padding: 2.5rem;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

.case-expand-header {
    margin-bottom: 1.5rem;
}

.case-expand-category {
    display: inline-block;
    padding: 6px 16px;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border-radius: 20px;
    font-size: 0.85rem;
    color: white;
    font-weight: 600;
    margin-bottom: 1rem;
}

.case-expand-header h2 {
    font-size: 2rem;
    color: white;
    margin: 0 0 0.5rem 0;
    font-weight: 700;
}

.case-expand-url {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.9rem;
}

.case-expand-url i {
    color: #28c840;
}

.case-expand-desc {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.8;
    margin-bottom: 2rem;
}

.case-expand-tech {
    margin-bottom: 2rem;
}

.case-expand-tech h4 {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 0.8rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.case-expand-tech h4 i {
    color: #FF6B35;
}

.case-expand-tech .tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.case-expand-tech .tech-tags span {
    padding: 6px 14px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.case-expand-features {
    margin-bottom: 2rem;
}

.case-expand-features h4 {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.case-expand-features h4 i {
    color: #FF6B35;
}

.case-expand-features-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
}

.case-expand-feature {
    text-align: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.case-expand-feature:hover {
    background: rgba(255, 107, 53, 0.1);
    border-color: rgba(255, 107, 53, 0.3);
    transform: translateY(-3px);
}

.case-expand-feature i {
    font-size: 1.5rem;
    color: #FF6B35;
    margin-bottom: 0.5rem;
    display: block;
}

.case-expand-feature span {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.8);
}

.case-expand-actions {
    display: flex;
    gap: 1rem;
    margin-top: auto;
}

.case-expand-btn {
    flex: 1;
    padding: 1rem 1.5rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    text-decoration: none;
}

.case-expand-btn.btn-visit {
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border: none;
    color: white;
}

.case-expand-btn.btn-visit:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 107, 53, 0.4);
}

.case-expand-btn.btn-contact {
    background: transparent;
    border: 2px solid rgba(255, 255, 255, 0.3);
    color: white;
}

.case-expand-btn.btn-contact:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* 响应式 */
@media (max-width: 768px) {
    .case-expand-content {
        grid-template-columns: 1fr;
    }
    
    .case-expand-image {
        height: 200px;
    }
    
    .case-expand-info {
        padding: 1.5rem;
    }
    
    .case-expand-header h2 {
        font-size: 1.5rem;
    }
    
    .case-expand-features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .case-expand-actions {
        flex-direction: column;
    }
}

/* ============ 悬停3D效果 ============ */
.device-card-3d {
    transform: rotateX(5deg) rotateY(0deg);
    animation: floatDevice 6s ease-in-out infinite;
}

.device-card-3d:nth-child(1) { animation-delay: 0s; }
.device-card-3d:nth-child(2) { animation-delay: 1s; }
.device-card-3d:nth-child(3) { animation-delay: 2s; }
.device-card-3d:nth-child(4) { animation-delay: 0.5s; }
.device-card-3d:nth-child(5) { animation-delay: 1.5s; }
.device-card-3d:nth-child(6) { animation-delay: 2.5s; }

@keyframes floatDevice {
    0%, 100% {
        transform: rotateX(5deg) rotateY(0deg) translateY(0px);
    }
    50% {
        transform: rotateX(5deg) rotateY(0deg) translateY(-15px);
    }
}

.device-card-3d:hover {
    animation-play-state: paused;
    transform: rotateX(0deg) rotateY(-10deg) translateY(-20px) scale(1.05);
}

.device-card-3d.flipped {
    animation-play-state: paused;
    transform: rotateX(0deg) rotateY(0deg) translateY(-10px) scale(1.02);
}

/* ============ 操作提示 ============ */
.showcase-hint {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    position: relative;
    z-index: 2;
}

.hint-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.85rem;
}

.hint-item i {
    color: #FF6B35;
    font-size: 1rem;
}

/* ============ CTA按钮 ============ */
.cases-3d .cases-cta {
    text-align: center;
    margin-top: 3rem;
    position: relative;
    z-index: 2;
}

.cases-3d .btn-primary {
    padding: 1.2rem 3rem;
    font-size: 1.1rem;
}

/* ============ 响应式设计 ============ */
@media (max-width: 1024px) {
    .showcase-3d-stage {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
    }
    
    .section-title-3d {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .cases-3d {
        padding: 80px 0;
    }
    
    .showcase-3d-stage {
        grid-template-columns: 1fr;
        gap: 2rem;
        max-width: 350px;
    }
    
    .section-title-3d {
        font-size: 2rem;
    }
    
    .device-card-3d {
        transform: none;
        animation: none;
    }
    
    .device-card-3d:hover {
        transform: scale(1.02);
    }
    
    .showcase-hint {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
}

/* 旧案例展示区域保留兼容 */
.cases {
    padding: 100px 0;
    background: var(--bg-light);
}

.cases-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    margin-top: 3rem;
}

.device-mockup {
    perspective: 1000px;
}

.device-frame {
    background: #2D3748;
    border-radius: 20px;
    padding: 15px;
    box-shadow: var(--shadow-heavy);
    transform: rotateY(-5deg);
    transition: transform 0.3s ease;
}

.device-frame:hover {
    transform: rotateY(0deg);
}

.device-screen {
    border-radius: 10px;
    overflow: hidden;
    aspect-ratio: 4/3;
}

.device-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.case-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #CBD5E0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.dot.active {
    background: var(--accent-color);
    transform: scale(1.3);
}

.case-content h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
    color: var(--text-dark);
}

.case-meta {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.case-industry {
    background: var(--gradient-accent);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.case-tech {
    background: #E2E8F0;
    color: var(--text-dark);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.case-description h4 {
    font-size: 1.1rem;
    margin: 1.5rem 0 0.5rem;
    color: var(--text-dark);
}

.case-description p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

/* 合作流程区域 */
.process {
    padding: 120px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    position: relative;
    overflow: hidden;
}

.process::before {
    content: '';
    position: absolute;
    top: -100px;
    left: -100px;
    right: -100px;
    bottom: -100px;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
}

.process .section-title {
    color: #fff;
    position: relative;
    z-index: 2;
}

.process .section-title::after {
    background: linear-gradient(135deg, #fff, #f0f0f0);
}

.process-timeline {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    margin-top: 5rem;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    position: relative;
    z-index: 2;
}


.timeline-item {
    text-align: center;
    position: relative;
    flex: 1;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 20px;
    padding: 2rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    opacity: 0;
    transform: translateY(30px);
    animation: fadeInUp 0.6s ease forwards;
}

.timeline-item:nth-child(1) { animation-delay: 0.2s; }
.timeline-item:nth-child(2) { animation-delay: 0.4s; }
.timeline-item:nth-child(3) { animation-delay: 0.6s; }
.timeline-item:nth-child(4) { animation-delay: 0.8s; }

.timeline-item:hover {
    transform: translateY(-10px) scale(1.05);
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

/* 步骤编号 */
.timeline-item::before {
    content: attr(data-step);
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
    box-shadow: 0 4px 15px rgba(255, 107, 53, 0.4);
    z-index: 3;
}

.timeline-icon {
    width: 80px;
    height: 80px;
    margin: 1rem auto 1.5rem;
    background: linear-gradient(135deg, #fff, #f8f9fa);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #667eea;
    font-size: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    z-index: 2;
}

.timeline-icon::before {
    content: '';
    position: absolute;
    inset: -4px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.timeline-item:hover .timeline-icon {
    transform: scale(1.1) rotate(5deg);
    color: white;
}

.timeline-item:hover .timeline-icon::before {
    opacity: 1;
}

.timeline-content h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #fff;
    font-weight: 600;
    transition: transform 0.3s ease;
}

.timeline-content p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.timeline-item:hover .timeline-content p {
    color: rgba(255, 255, 255, 0.95);
}


/* 行动号召区域 */
.cta {
    padding: 100px 0;
    background: var(--gradient-primary);
    color: white;
    text-align: center;
}

.cta-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.cta-subtitle {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.cta-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
}

.form-group {
    margin-bottom: 1rem;
}

.cta-form input,
.cta-form select {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    border-radius: 12px;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    transition: all 0.3s ease;
}

.cta-form input::placeholder {
    color: rgba(255, 255, 255, 0.7);
}

.cta-form input:focus,
.cta-form select:focus {
    outline: none;
    border-color: white;
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.cta-form select {
    cursor: pointer;
}

.cta-form select option {
    background: var(--primary-color);
    color: white;
}

/* 页脚 */
.footer {
    background: #1a202c;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand h3 {
    font-size: 2rem;
    font-weight: 900;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    letter-spacing: -0.5px;
    margin-bottom: 1rem;
    display: inline-block;
    text-shadow: 0 2px 10px rgba(102, 126, 234, 0.2);
}

.footer-brand h3 span {
    font-size: 2.2rem;
    font-weight: 900;
    background: linear-gradient(135deg, #FF6B35 0%, #F7931E 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.footer-brand p {
    color: #A0AEC0;
    line-height: 1.6;
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    color: #A0AEC0;
    font-size: 1rem;
}

.contact-item i {
    width: 20px;
    text-align: center;
    color: var(--accent-color);
}

.footer-bottom {
    border-top: 1px solid #2D3748;
    padding-top: 2rem;
    text-align: center;
    color: #A0AEC0;
}

.footer-bottom a {
    color: #A0AEC0;
    text-decoration: none;
}

/* 动画定义 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

@keyframes gradientShift {
    0%, 100% {
        transform: scale(1) rotate(0deg);
    }
    50% {
        transform: scale(1.1) rotate(180deg);
    }
}

@keyframes particleFloat {
    0% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(100px, -100px) rotate(120deg);
    }
    66% {
        transform: translate(-100px, 100px) rotate(240deg);
    }
    100% {
        transform: translate(0, 0) rotate(360deg);
    }
}

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

@keyframes deviceFloat {
    0%, 100% {
        transform: translate(-50%, -50%) translateY(0px);
    }
    50% {
        transform: translate(-50%, -50%) translateY(-20px);
    }
}

@keyframes logoPulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

@keyframes glowPulse {
    0%, 100% {
        opacity: 0.2;
        transform: scale(1);
    }
    50% {
        opacity: 0.4;
        transform: scale(1.05);
    }
}

@keyframes floatCard {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    25% {
        transform: translateY(-15px) rotate(5deg);
    }
    75% {
        transform: translateY(15px) rotate(-5deg);
    }
}

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

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-20px);
    }
}

/* 新增3D动画效果 */
@keyframes sphereRotate {
    from {
        transform: rotateY(0deg) rotateX(10deg);
    }
    to {
        transform: rotateY(360deg) rotateX(10deg);
    }
}

@keyframes logoFloat {
    0%, 100% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-5px) scale(1.1);
    }
}

@keyframes ringExpand {
    0%, 100% {
        opacity: 0;
        transform: translate(-50%, -50%) rotateX(60deg) scale(0.8);
    }
    50% {
        opacity: 1;
        transform: translate(-50%, -50%) rotateX(60deg) scale(1.2);
    }
}

@keyframes cardsRotate3D {
    from {
        transform: translate(-50%, -50%) rotateY(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotateY(360deg);
    }
}

@keyframes waveExpand {
    0% {
        opacity: 1;
        transform: translate(-50%, -50%) scale(0.5);
    }
    100% {
        opacity: 0;
        transform: translate(-50%, -50%) scale(1.5);
    }
}

@keyframes codeFloat1 {
    0%, 100% {
        transform: translateY(0px) translateX(0px);
    }
    33% {
        transform: translateY(-20px) translateX(15px);
    }
    66% {
        transform: translateY(15px) translateX(-10px);
    }
}

@keyframes codeFloat2 {
    0%, 100% {
        transform: translateY(0px) translateX(0px);
    }
    33% {
        transform: translateY(15px) translateX(-20px);
    }
    66% {
        transform: translateY(-10px) translateX(12px);
    }
}

@keyframes codeFloat3 {
    0%, 100% {
        transform: translateY(0px) translateX(0px);
    }
    33% {
        transform: translateY(-15px) translateX(10px);
    }
    66% {
        transform: translateY(20px) translateX(-15px);
    }
}

/* 全新简洁优雅的Hero视觉样式 */
.hero-visual {
    position: relative;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.visual-showcase {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* 主要展示区 */
.main-showcase {
    position: relative;
    width: 400px;
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* WordPress Orb */
.wp-orb {
    position: relative;
    width: 120px;
    height: 120px;
    z-index: 10;
}

.orb-core {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 40px rgba(255, 107, 53, 0.4),
                0 0 80px rgba(255, 107, 53, 0.2);
    animation: orbPulse 3s ease-in-out infinite;
}

.orb-core i {
    font-size: 3rem;
    color: white;
}

.orb-rings {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200%;
    height: 200%;
}

.orb-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    border: 2px solid rgba(255, 107, 53, 0.2);
    border-radius: 50%;
    animation: ringRotate 20s linear infinite;
}

.orb-ring.ring-2 {
    animation-duration: 25s;
    animation-direction: reverse;
    border-color: rgba(245, 158, 11, 0.2);
}

.orb-ring.ring-3 {
    animation-duration: 30s;
    border-color: rgba(139, 92, 246, 0.1);
    animation-delay: -5s;
}

/* 服务轨道 */
.service-orbit {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 350px;
    height: 350px;
    animation: orbitRotate 40s linear infinite;
}

.orbit-item {
    position: absolute;
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    cursor: pointer;
}

.orbit-item:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: scale(1.1);
    border-color: rgba(255, 107, 53, 0.3);
}

.orbit-icon {
    font-size: 1.5rem;
    color: #FF6B35;
    margin-bottom: 2px;
}

.orbit-label {
    font-size: 0.7rem;
    color: white;
    font-weight: 600;
}

.orbit-item-1 {
    top: -40px;
    left: 50%;
    transform: translateX(-50%);
}

.orbit-item-2 {
    top: 50%;
    right: -40px;
    transform: translateY(-50%);
}

.orbit-item-3 {
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
}

.orbit-item-4 {
    top: 50%;
    left: -40px;
    transform: translateY(-50%);
}

/* 背景装饰 */
.bg-decoration {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.deco-circle {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.1), rgba(139, 92, 246, 0.05));
}

.deco-1 {
    width: 200px;
    height: 200px;
    top: -50px;
    right: -50px;
    animation: floatCircle 10s ease-in-out infinite;
}

.deco-2 {
    width: 150px;
    height: 150px;
    bottom: -30px;
    left: -30px;
    animation: floatCircle 12s ease-in-out infinite reverse;
}

.deco-3 {
    width: 100px;
    height: 100px;
    top: 50%;
    right: 10%;
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.1), rgba(16, 185, 129, 0.05));
    animation: floatCircle 8s ease-in-out infinite;
}

.deco-triangle {
    position: absolute;
    width: 0;
    height: 0;
    border-style: solid;
}

.deco-4 {
    top: 20%;
    left: 10%;
    border-width: 0 30px 50px 30px;
    border-color: transparent transparent rgba(255, 107, 53, 0.1) transparent;
    animation: triangleFloat 15s ease-in-out infinite;
}

.deco-square {
    position: absolute;
    background: rgba(139, 92, 246, 0.05);
    transform: rotate(45deg);
}

.deco-5 {
    width: 80px;
    height: 80px;
    bottom: 20%;
    right: 15%;
    animation: squareRotate 20s linear infinite;
}

/* 光效层 */
.light-effects {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.light-beam {
    position: absolute;
    background: linear-gradient(90deg, transparent, rgba(255, 107, 53, 0.1), transparent);
    transform-origin: center;
}

.beam-1 {
    width: 300px;
    height: 2px;
    top: 30%;
    left: 50%;
    transform: translateX(-50%) rotate(45deg);
    animation: beamScan 4s ease-in-out infinite;
}

.beam-2 {
    width: 250px;
    height: 1px;
    top: 60%;
    left: 30%;
    transform: rotate(-30deg);
    animation: beamScan 5s ease-in-out infinite 1s;
}

.beam-3 {
    width: 200px;
    height: 1px;
    top: 40%;
    right: 20%;
    transform: rotate(60deg);
    animation: beamScan 6s ease-in-out infinite 2s;
}

/* 浮动几何图形 */
.floating-shapes {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.shape {
    position: absolute;
    opacity: 0.3;
}

.shape-1 {
    width: 30px;
    height: 30px;
    background: rgba(255, 107, 53, 0.2);
    border-radius: 50%;
    top: 20%;
    right: 30%;
    animation: shapeFloat1 8s ease-in-out infinite;
}

.shape-2 {
    width: 20px;
    height: 20px;
    background: rgba(245, 158, 11, 0.2);
    transform: rotate(45deg);
    top: 70%;
    left: 20%;
    animation: shapeFloat2 10s ease-in-out infinite;
}

.shape-3 {
    width: 40px;
    height: 40px;
    border: 2px solid rgba(16, 185, 129, 0.2);
    border-radius: 50%;
    bottom: 30%;
    right: 25%;
    animation: shapeFloat3 12s ease-in-out infinite;
}

.shape-4 {
    width: 25px;
    height: 25px;
    background: rgba(139, 92, 246, 0.2);
    clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
    top: 50%;
    left: 15%;
    animation: shapeFloat4 9s ease-in-out infinite;
}

/* 新增动画效果 */
@keyframes orbPulse {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 10px 40px rgba(255, 107, 53, 0.4),
                    0 0 80px rgba(255, 107, 53, 0.2);
    }
    50% {
        transform: scale(1.05);
        box-shadow: 0 15px 50px rgba(255, 107, 53, 0.6),
                    0 0 100px rgba(255, 107, 53, 0.3);
    }
}

@keyframes ringRotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes orbitRotate {
    from {
        transform: translate(-50%, -50%) rotate(0deg);
    }
    to {
        transform: translate(-50%, -50%) rotate(360deg);
    }
}

@keyframes floatCircle {
    0%, 100% {
        transform: translateY(0px) scale(1);
    }
    50% {
        transform: translateY(-20px) scale(1.05);
    }
}

@keyframes triangleFloat {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(180deg);
    }
}

@keyframes squareRotate {
    from {
        transform: rotate(45deg) scale(1);
    }
    50% {
        transform: rotate(45deg) scale(1.1);
    }
    to {
        transform: rotate(405deg) scale(1);
    }
}

@keyframes beamScan {
    0%, 100% {
        opacity: 0;
        transform: translateX(-50%) rotate(45deg) scaleX(0.5);
    }
    50% {
        opacity: 1;
        transform: translateX(-50%) rotate(45deg) scaleX(1);
    }
}

@keyframes shapeFloat1 {
    0%, 100% {
        transform: translate(0, 0);
    }
    33% {
        transform: translate(20px, -15px);
    }
    66% {
        transform: translate(-15px, 10px);
    }
}

@keyframes shapeFloat2 {
    0%, 100% {
        transform: rotate(45deg) translate(0, 0);
    }
    33% {
        transform: rotate(45deg) translate(-15px, 20px);
    }
    66% {
        transform: rotate(45deg) translate(10px, -10px);
    }
}

@keyframes shapeFloat3 {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    33% {
        transform: translate(-20px, -10px) scale(1.1);
    }
    66% {
        transform: translate(15px, 15px) scale(0.9);
    }
}

@keyframes shapeFloat4 {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
    }
    33% {
        transform: translate(15px, -20px) rotate(90deg);
    }
    66% {
        transform: translate(-10px, 15px) rotate(180deg);
    }
}

@keyframes highlightBar {
    0% {
        transform: scaleX(0);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: scaleX(1);
        opacity: 0;
    }
}

/* 中等屏幕响应式设计 */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 3rem;
        text-align: center;
    }

    .hero-visual {
        order: -1;
        height: 400px;
    }

    .hero-title {
        font-size: 4rem;
    }

    .hero-subtitle {
        font-size: 1.3rem;
        max-width: 600px;
        margin-left: auto;
        margin-right: auto;
    }

    .center-sphere {
        width: 180px;
        height: 180px;
    }

    .service-cards-3d {
        width: 320px;
        height: 320px;
    }
}

/* 中等屏幕响应式设计 - 平板 */
@media (max-width: 1024px) {
    .advantages {
        padding: 100px 0;
    }

    .section-title {
        font-size: 2.5rem;
    }

    .section-title .subtitle {
        font-size: 1.1rem;
    }

    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 2rem;
        margin-top: 3rem;
    }

    .advantage-card {
        padding: 2.5rem 1.5rem;
    }

    .advantage-icon {
        width: 90px;
        height: 90px;
        font-size: 2.2rem;
    }

    .process-timeline {
        gap: 1.5rem;
        padding: 0 2rem;
    }

    .timeline-item {
        padding: 1.5rem 1rem;
    }

    .timeline-icon {
        width: 70px;
        height: 70px;
        font-size: 1.8rem;
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 90px;
        flex-direction: column;
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(25px);
        width: 100%;
        text-align: center;
        transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
        padding: 3rem 0;
        gap: 0;
    }

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

    .nav-link {
        padding: 1rem 2rem;
        margin: 0.5rem 0;
        font-size: 1.1rem;
    }

    .cta-button {
        display: none; /* 隐藏桌面版CTA按钮 */
    }

    .mobile-cta {
        display: block;
    }

    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }

    .hero-visual {
        height: 500px;
        margin-top: 2rem;
        perspective: 800px;
    }

    .visual-container {
        transform-style: preserve-3d;
    }

    .center-sphere {
        width: 100px;
        height: 100px;
    }

    .sphere-core {
        width: 100%;
        height: 100%;
    }

    .wp-logo-3d {
        font-size: 2.5rem;
    }

    .ring-1 {
        width: 120px;
        height: 120px;
    }

    .ring-2 {
        width: 140px;
        height: 140px;
    }

    .ring-3 {
        width: 160px;
        height: 160px;
    }

    .service-cards-3d {
        width: 350px;
        height: 350px;
        animation: cardsRotate3D 40s linear infinite;
    }

    .service-card-3d {
        width: 90px;
        height: 110px;
    }

    .card-3d-1 {
        transform: translateX(-50%) translateZ(150px);
    }

    .card-3d-2 {
        transform: translateY(-50%) translateZ(150px) rotateY(90deg);
    }

    .card-3d-3 {
        transform: translateX(-50%) translateZ(150px) rotateY(180deg);
    }

    .card-3d-4 {
        transform: translateY(-50%) translateZ(150px) rotateY(-90deg);
    }

    .card-front i {
        font-size: 1.8rem;
        margin-bottom: 8px;
    }

    .card-detail h4 {
        font-size: 1rem;
        margin-bottom: 8px;
    }

    .card-detail p {
        font-size: 0.75rem;
    }

    .light-waves {
        width: 400px;
        height: 400px;
    }

    .code-line {
        font-size: 0.75rem;
        padding: 6px 12px;
    }

    .code-line-1 {
        top: 10%;
        left: 5%;
    }

    .code-line-2 {
        top: 75%;
        right: 5%;
    }

    .code-line-3 {
        bottom: 15%;
        left: 10%;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }

    .btn-primary, .btn-secondary {
        width: 100%;
        max-width: 280px;
    }

    .particle-system {
        opacity: 0.5;
    }

    .hero-title {
        font-size: 3rem;
    }

    .hero-title .highlight::after {
        height: 6px;
    }

    .hero-subtitle {
        font-size: 1.1rem;
        max-width: 400px;
    }

    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }

    .floating-elements {
        height: 300px;
    }

    .element {
        position: relative;
        margin: 1rem auto;
        animation: float 3s ease-in-out infinite;
    }

    .element-1, .element-2, .element-3 {
        top: auto;
        left: auto;
        right: auto;
        bottom: auto;
    }

    .cases-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .process-timeline {
        flex-direction: column;
        gap: 2rem;
        padding: 0 1rem;
    }

    
    .timeline-item {
        max-width: 400px;
        margin: 0 auto;
    }

    .timeline-item::before {
        top: 50%;
        left: -15px;
        transform: translateY(-50%);
    }

    .pricing-cards {
        grid-template-columns: 1fr;
    }

    .pricing-card.featured {
        transform: scale(1);
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .hero-title {
        font-size: 2rem;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .section-title .subtitle {
        font-size: 1rem;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .advantage-card {
        padding: 2.5rem 1.5rem;
    }

    .advantage-icon {
        width: 80px;
        height: 80px;
        font-size: 2rem;
    }

    .cta-title {
        font-size: 1.8rem;
    }
}

/* 翻书效果样式 */
.flipbook-container {
    max-width: 1000px;
    margin: 4rem auto 0;
    perspective: 2000px;
    padding: 2rem 0;
}

.flipbook {
    position: relative;
    width: 800px;
    height: 500px;
    margin: 0 auto;
    transform-style: preserve-3d;
    transition: transform 0.6s;
}

/* 页面基础样式 */
.page {
    position: absolute;
    width: 400px;
    height: 500px;
    transform-style: preserve-3d;
    transform-origin: left center;
    transition: transform 1s cubic-bezier(0.645, 0.045, 0.355, 1);
    cursor: pointer;
}

.page.flipped {
    transform: rotateY(-180deg);
}

.page[data-page="1"] { left: 400px; }
.page[data-page="2"] { left: 400px; }
.page[data-page="3"] { left: 400px; }
.page[data-page="4"] { left: 400px; }
.page[data-page="5"] { left: 400px; }

/* 页面正面和背面 */
.page-front,
.page-back {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    background: white;
    border-radius: 0 10px 10px 0;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
}

.page-back {
    transform: rotateY(180deg);
    border-radius: 10px 0 0 10px;
}

/* 封面和封底样式 */
.page-cover .page-front,
.page-back-cover .page-front {
    background: linear-gradient(135deg, #1a365d 0%, #4A90E2 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

.cover-content {
    text-align: center;
    padding: 2rem;
}

.cover-content i {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    opacity: 0.9;
}

.cover-content h3 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
}

.cover-content p {
    font-size: 1.1rem;
    opacity: 0.9;
    margin-bottom: 2rem;
}

.page-cover {
    z-index: 10;
    border-radius: 10px 0 0 10px;
    box-shadow: -5px 5px 20px rgba(0, 0, 0, 0.2);
}

.page-cover .page-front {
    border-radius: 10px 0 0 10px;
}

.page-back-cover .page-front {
    border-radius: 0 10px 10px 0;
    box-shadow: 5px 5px 20px rgba(0, 0, 0, 0.2);
}

/* 案例内容样式 */
.case-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    padding: 2rem;
}

.case-content .case-image {
    width: 100%;
    height: 220px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.case-content .case-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.page:hover .case-content .case-image img {
    transform: scale(1.05);
}

.case-info {
    flex: 1;
}

.case-category {
    display: inline-block;
    padding: 5px 12px;
    background: var(--gradient-accent);
    color: white;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 0.8rem;
}

.case-info h3 {
    font-size: 1.8rem;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.case-tech {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 0.95rem;
}

.case-desc {
    color: var(--text-light);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* 案例详情背面 */
.case-details {
    padding: 2rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    background: #f8f9fa;
}

.case-details h4 {
    font-size: 1.5rem;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.case-details ul {
    list-style: none;
    margin-bottom: 2rem;
}

.case-details ul li {
    padding: 10px 0;
    border-bottom: 1px solid #e2e8f0;
    color: var(--text-dark);
    position: relative;
    padding-left: 25px;
}

.case-details ul li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #10B981;
    font-weight: bold;
}

.case-btn {
    align-self: flex-start;
    padding: 12px 24px;
    background: var(--accent-color);
    color: white;
    border: none;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: auto;
}

.case-btn:hover {
    background: #3182ce;
    transform: translateX(5px);
}

/* 书籍导航 */
.book-navigation {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 12px 24px;
    background: white;
    border: 2px solid var(--accent-color);
    color: var(--accent-color);
    border-radius: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
    font-weight: 600;
}

.nav-btn:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(74, 144, 226, 0.3);
}

.nav-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.page-info {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
}

/* 页面指示器 */
.page-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 2rem;
}

.page-dots .dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ddd;
    cursor: pointer;
    transition: all 0.3s ease;
}

.page-dots .dot.active {
    width: 40px;
    border-radius: 6px;
    background: var(--accent-color);
}

/* 查看更多按钮 */
.cases-cta {
    text-align: center;
    margin-top: 3rem;
}

/* 翻页动画 */
@keyframes pageFlip {
    0% {
        transform: rotateY(0deg);
    }
    100% {
        transform: rotateY(-180deg);
    }
}

.page.flipping {
    animation: pageFlip 0.6s ease-in-out;
    pointer-events: none;
}

/* 响应式设计 */
@media (max-width: 900px) {
    .flipbook {
        width: 600px;
        height: 400px;
    }

    .page {
        width: 300px;
        height: 400px;
    }

    .page[data-page="1"] { left: 300px; }
    .page[data-page="2"] { left: 300px; }
    .page[data-page="3"] { left: 300px; }
    .page[data-page="4"] { left: 300px; }
    .page[data-page="5"] { left: 300px; }

    .cover-content h3 {
        font-size: 2rem;
    }

    .case-content {
        padding: 1.5rem;
    }

    .case-info h3 {
        font-size: 1.5rem;
    }
}

@media (max-width: 650px) {
    .flipbook-container {
        padding: 1rem;
    }

    .flipbook {
        width: 100%;
        max-width: 400px;
        height: 500px;
    }

    .page {
        width: 100%;
        max-width: 200px;
        height: 500px;
    }

    .page[data-page="1"] { left: 200px; }
    .page[data-page="2"] { left: 200px; }
    .page[data-page="3"] { left: 200px; }
    .page[data-page="4"] { left: 200px; }
    .page[data-page="5"] { left: 200px; }

    .book-navigation {
        gap: 1rem;
    }

    .nav-btn span {
        display: none;
    }

    .nav-btn {
        padding: 10px 15px;
    }
}

/* ================================
   科技感咨询弹出框样式
   ================================ */
.contact-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.contact-modal.active {
    opacity: 1;
    visibility: visible;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
}

.modal-container {
    position: relative;
    width: 90%;
    max-width: 480px;
    background: linear-gradient(135deg, rgba(20, 30, 60, 0.95) 0%, rgba(40, 20, 70, 0.95) 100%);
    border-radius: 24px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 
        0 25px 80px rgba(0, 0, 0, 0.5),
        0 0 100px rgba(255, 107, 53, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.1);
    transform: scale(0.8) translateY(50px);
    transition: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.contact-modal.active .modal-container {
    transform: scale(1) translateY(0);
}

#modalCanvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

.modal-content-wrapper {
    position: relative;
    z-index: 1;
    padding: 2.5rem;
}

.modal-close-btn {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    color: rgba(255, 255, 255, 0.7);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

.modal-close-btn:hover {
    background: rgba(255, 107, 53, 0.3);
    color: white;
    transform: rotate(90deg);
}

.modal-header {
    text-align: center;
    margin-bottom: 2rem;
}

.modal-icon {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-icon > i {
    font-size: 2.5rem;
    color: #07C160;
    z-index: 2;
    position: relative;
    animation: iconPulseModal 2s ease-in-out infinite;
}

.icon-ring {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    border: 2px solid rgba(7, 193, 96, 0.3);
    border-radius: 50%;
    animation: ringPulse 2s ease-out infinite;
}

.icon-ring.ring-2 {
    animation-delay: 0.5s;
    width: 100px;
    height: 100px;
}

.icon-ring.ring-3 {
    animation-delay: 1s;
    width: 120px;
    height: 120px;
}

@keyframes iconPulseModal {
    0%, 100% {
        transform: scale(1);
        filter: drop-shadow(0 0 10px rgba(7, 193, 96, 0.5));
    }
    50% {
        transform: scale(1.1);
        filter: drop-shadow(0 0 20px rgba(7, 193, 96, 0.8));
    }
}

@keyframes ringPulse {
    0% {
        transform: translate(-50%, -50%) scale(0.8);
        opacity: 1;
    }
    100% {
        transform: translate(-50%, -50%) scale(1.5);
        opacity: 0;
    }
}

.modal-title {
    font-size: 1.8rem;
    font-weight: 700;
    color: white;
    margin-bottom: 0.5rem;
    background: linear-gradient(135deg, #fff 0%, #a0aec0 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-subtitle {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
}

.modal-body {
    margin-bottom: 1.5rem;
}

.wechat-id-container {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.08) 0%, rgba(255, 255, 255, 0.03) 100%);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 16px;
    padding: 1.5rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    position: relative;
    overflow: hidden;
}

.wechat-id-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        left: -100%;
    }
    100% {
        left: 100%;
    }
}

.wechat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.5);
    white-space: nowrap;
}

.wechat-id {
    flex: 1;
    font-size: 1.4rem;
    font-weight: 700;
    color: #FF6B35;
    font-family: 'Monaco', 'Consolas', monospace;
    letter-spacing: 1px;
    text-shadow: 0 0 20px rgba(255, 107, 53, 0.4);
}

.copy-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.6rem 1.2rem;
    background: linear-gradient(135deg, #FF6B35, #F59E0B);
    border: none;
    border-radius: 10px;
    color: white;
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.copy-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s ease;
}

.copy-btn:hover::before {
    left: 100%;
}

.copy-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 107, 53, 0.4);
}

.copy-btn.copied {
    background: linear-gradient(135deg, #10B981, #059669);
}

.copy-btn.copied i::before {
    content: "\f00c";
}

.modal-tips {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.tip-item {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 0.8rem 1rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 10px;
    border-left: 3px solid transparent;
    transition: all 0.3s ease;
}

.tip-item:nth-child(1) {
    border-left-color: #3B82F6;
    animation: tipSlideIn 0.5s ease forwards 0.1s;
    opacity: 0;
}

.tip-item:nth-child(2) {
    border-left-color: #10B981;
    animation: tipSlideIn 0.5s ease forwards 0.2s;
    opacity: 0;
}

.tip-item:nth-child(3) {
    border-left-color: #F59E0B;
    animation: tipSlideIn 0.5s ease forwards 0.3s;
    opacity: 0;
}

.contact-modal.active .tip-item {
    opacity: 0;
    animation: tipSlideIn 0.5s ease forwards;
}

.contact-modal.active .tip-item:nth-child(1) { animation-delay: 0.3s; }
.contact-modal.active .tip-item:nth-child(2) { animation-delay: 0.4s; }
.contact-modal.active .tip-item:nth-child(3) { animation-delay: 0.5s; }

@keyframes tipSlideIn {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.tip-item i {
    font-size: 1rem;
    width: 20px;
    text-align: center;
}

.tip-item:nth-child(1) i { color: #3B82F6; }
.tip-item:nth-child(2) i { color: #10B981; }
.tip-item:nth-child(3) i { color: #F59E0B; }

.tip-item span {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.tip-item:hover {
    background: rgba(255, 255, 255, 0.06);
    transform: translateX(5px);
}

.modal-footer {
    padding-top: 1rem;
}

.footer-decoration {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}

.deco-line {
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
}

.deco-text {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.4);
    white-space: nowrap;
}

/* 复制成功提示 */
.copy-toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    background: linear-gradient(135deg, #10B981, #059669);
    color: white;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    z-index: 999999;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 10px 40px rgba(16, 185, 129, 0.4);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.copy-toast.show {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}

.copy-toast i {
    font-size: 1.2rem;
}

/* 响应式设计 */
@media (max-width: 480px) {
    .modal-content-wrapper {
        padding: 1.5rem;
    }

    .modal-title {
        font-size: 1.5rem;
    }

    .wechat-id {
        font-size: 1.1rem;
    }

    .wechat-id-container {
        flex-wrap: wrap;
        justify-content: center;
        text-align: center;
    }

    .wechat-label {
        width: 100%;
        margin-bottom: 0.5rem;
    }

    .copy-btn {
        margin-top: 0.5rem;
    }
}