* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #007AFF;
    --secondary-color: #5856D6;
    --text-dark: #1d1d1f;
    --text-gray: #86868b;
    --bg-light: #fbfbfd;
    --gradient-1: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-2: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-3: linear-gradient(135deg, #4facfe 0%, #00f2fe 100%);
    --gradient-4: linear-gradient(135deg, #fccb90 0%, #d57eeb 100%);
    --gradient-5: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: #fff;
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
    overflow-x: hidden;
}

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

/* 导航栏 */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 20px;
}

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

.nav-logo {
    height: 45px;
    width: auto;
    display: block;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.1));
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 35px;
}

.nav-menu a {
    text-decoration: none;
    color: white;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
    opacity: 0.9;
}

.nav-menu a:hover {
    opacity: 1;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: white;
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

.nav-phone {
    display: flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: #667eea;
    background: white;
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 15px;
    font-weight: 600;
    transition: all 0.3s ease;
    white-space: nowrap;
    box-shadow: 0 4px 12px rgba(255, 255, 255, 0.2);
}

.nav-phone:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(255, 255, 255, 0.3);
    background: rgba(255, 255, 255, 0.95);
}

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

.phone-number {
    letter-spacing: 0.5px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 3px;
    transition: all 0.3s ease;
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

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

/* 移动端底部固定横条 */
.mobile-bottom-bar {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    box-shadow: 0 -4px 20px rgba(102, 126, 234, 0.4);
    z-index: 999;
    padding: 0;
}

.bottom-bar-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    flex: 1;
    text-decoration: none;
    color: white;
    padding: 10px 10px;
    transition: all 0.3s ease;
    position: relative;
}

.bottom-bar-item::after {
    content: '';
    position: absolute;
    right: 0;
    top: 15%;
    height: 70%;
    width: 1px;
    background: rgba(255, 255, 255, 0.3);
}

.bottom-bar-item:last-child::after {
    display: none;
}

.bottom-bar-item:active {
    background: rgba(255, 255, 255, 0.2);
}

.bar-icon {
    font-size: 24px;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
}

.bar-text {
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.5px;
}

/* 复制成功提示 */
.copy-toast {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    background: rgba(0, 0, 0, 0.85);
    color: white;
    padding: 25px 35px;
    border-radius: 16px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
}

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

.toast-icon {
    font-size: 48px;
}

.toast-text {
    font-size: 16px;
    text-align: center;
    line-height: 1.6;
    font-weight: 500;
}

/* Banner */
.banner {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 50%, #f093fb 100%);
    overflow: hidden;
}

.banner-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(102, 126, 234, 0.3) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(245, 87, 108, 0.3) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

.banner-decoration {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    pointer-events: none;
}

.float-element {
    position: absolute;
    font-size: 48px;
    animation: float 6s ease-in-out infinite;
    opacity: 0.3;
}

.float-element:nth-child(2) { animation-delay: 1s; }
.float-element:nth-child(3) { animation-delay: 2s; }
.float-element:nth-child(4) { animation-delay: 3s; }
.float-element:nth-child(5) { animation-delay: 4s; }
.float-element:nth-child(6) { animation-delay: 5s; }

@keyframes float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-30px);
    }
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

.banner .container {
    position: relative;
    z-index: 1;
    color: white;
    padding: 100px 20px 60px;
}

.banner-badge {
    display: inline-block;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    padding: 10px 24px;
    border-radius: 30px;
    font-size: 15px;
    margin-bottom: 30px;
    font-weight: 500;
    animation: fadeInUp 1s ease;
}

.banner-title {
    font-size: 64px;
    font-weight: 700;
    margin-bottom: 20px;
    letter-spacing: -2px;
    line-height: 1.2;
    animation: fadeInUp 1s ease 0.2s both;
}

.banner-subtitle {
    font-size: 28px;
    font-weight: 400;
    margin-bottom: 15px;
    opacity: 0.95;
    animation: fadeInUp 1s ease 0.4s both;
}

.banner-desc {
    font-size: 18px;
    max-width: 800px;
    margin: 0 auto 40px;
    opacity: 0.9;
    line-height: 1.8;
    animation: fadeInUp 1s ease 0.6s both;
}

.banner-actions {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 60px;
    animation: fadeInUp 1s ease 0.8s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.btn-primary {
    display: inline-block;
    padding: 16px 48px;
    background: rgba(255, 255, 255, 0.95);
    color: var(--secondary-color);
    text-decoration: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: none;
    cursor: pointer;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
    background: white;
}

.btn-secondary {
    display: inline-block;
    padding: 16px 48px;
    background: transparent;
    color: white;
    text-decoration: none;
    border-radius: 50px;
    font-size: 16px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: white;
    transform: translateY(-3px);
}

.banner-stats {
    display: flex;
    gap: 60px;
    justify-content: center;
    animation: fadeInUp 1s ease 1s both;
}

.stat-item {
    text-align: center;
    padding: 15px 25px;
    background: rgba(255, 255, 255, 0.15);
    border-radius: 12px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
}

.stat-item:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 8px;
    display: block;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
    letter-spacing: 1px;
}

.stat-label {
    font-size: 15px;
    opacity: 0.95;
    font-weight: 500;
    letter-spacing: 0.5px;
}

/* 通用样式 */
section {
    padding: 100px 0;
}

.section-badge {
    text-align: center;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-gray);
    letter-spacing: 2px;
    margin-bottom: 15px;
    text-transform: uppercase;
}

.section-title {
    text-align: center;
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 15px;
    letter-spacing: -1px;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-gray);
    margin-bottom: 60px;
}

.sub-title {
    font-size: 32px;
    font-weight: 600;
    text-align: center;
    margin: 80px 0 40px;
    color: var(--text-dark);
}

/* 产品介绍 */
.products {
    background: var(--bg-light);
}

.product-feature {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
    margin-bottom: 80px;
}

.product-feature-text {
    padding-right: 40px;
}

.feature-tag {
    display: inline-block;
    background: var(--gradient-2);
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 20px;
}

.product-feature-text h3 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    line-height: 1.3;
    color: var(--text-dark);
}

.product-feature-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-gray);
    margin-bottom: 15px;
}

.feature-list {
    list-style: none;
    margin-top: 25px;
}

.feature-list li {
    padding-left: 30px;
    position: relative;
    margin-bottom: 12px;
    font-size: 16px;
    color: var(--text-gray);
}

.feature-list li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #764ba2;
    font-weight: bold;
    font-size: 18px;
}

.product-feature-img {
    position: relative;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.product-feature-img img {
    width: 100%;
    height: auto;
    display: block;
}

.img-badge {
    position: absolute;
    bottom: 20px;
    left: 20px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 10px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-dark);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.style-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.style-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.style-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.style-img {
    height: 236px;
    overflow: hidden;
    position: relative;
}

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

.style-card:hover .style-img img {
    transform: scale(1.1);
}

.style-info {
    padding: 30px;
}

.style-num {
    display: inline-block;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 1px;
    margin-bottom: 10px;
}

.style-info h4 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.style-info p {
    font-size: 15px;
    color: var(--text-gray);
    line-height: 1.6;
}

.success-case {
    background: var(--gradient-3);
    padding: 80px 0;
    margin-top: 80px;
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    overflow: hidden;
}

.success-case::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, transparent 70%);
    animation: rotate 20s linear infinite;
}

.success-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 1;
}

.success-text {
    color: white;
}

.success-badge {
    display: inline-block;
    margin-bottom: 20px;
}

.success-number {
    display: block;
    font-size: 64px;
    font-weight: 700;
    line-height: 1;
    color: white;
}

.success-label {
    display: block;
    font-size: 18px;
    opacity: 0.9;
    margin-top: 5px;
}

.success-text h3 {
    font-size: 36px;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.success-desc {
    font-size: 18px;
    line-height: 1.8;
    opacity: 0.95;
    margin-bottom: 15px;
}

.success-tip {
    font-size: 16px;
    opacity: 0.9;
    font-weight: 500;
}

.success-image {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    background: white;
}

.success-image img {
    width: 100%;
    height: auto;
    display: block;
}

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

/* 案例展示 */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.case-card {
    background: white;
    border-radius: 24px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.15);
}

.case-image {
    height: 240px;
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

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

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

.case-play {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.98);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    color: #764ba2;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: none;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3), 0 0 0 8px rgba(255, 255, 255, 0.2);
    padding-left: 4px;
}

.case-card:hover .case-play {
    transform: translate(-50%, -50%) scale(1.15);
    background: white;
    box-shadow: 0 12px 40px rgba(118, 75, 162, 0.4), 0 0 0 12px rgba(255, 255, 255, 0.3);
}

/* 视频弹窗 */
.video-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

.video-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.video-modal-content {
    position: relative;
    width: 90%;
    max-width: 1200px;
    animation: slideIn 0.3s ease;
}

#videoContainer {
    position: relative;
    width: 100%;
}

@keyframes slideIn {
    from {
        transform: translateY(-50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.video-close {
    position: absolute;
    top: -40px;
    right: 0;
    color: white;
    font-size: 40px;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10000;
}

.video-close:hover {
    transform: rotate(90deg);
    color: #f093fb;
}

.video-modal video {
    width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.video-modal iframe {
    width: 100%;
    aspect-ratio: 16 / 9;
    min-height: 500px;
    border: none;
    border-radius: 8px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    background: #000;
}

.case-tag {
    position: absolute;
    top: 15px;
    right: 15px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 13px;
    font-weight: 600;
    color: #764ba2;
}

.case-content {
    padding: 30px;
}

.case-content h3 {
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
}

.case-content p {
    color: var(--text-gray);
    margin-bottom: 20px;
    line-height: 1.6;
}

.case-stats {
    display: flex;
    gap: 20px;
    font-size: 14px;
    color: var(--text-gray);
    flex-wrap: wrap;
    margin-top: 15px;
}

.case-stats span {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    font-size: 15px;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.35);
    transition: all 0.3s ease;
}

.case-stats span:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.45);
}

/* 制作流程 */
.process {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    padding: 80px 0;
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    overflow: hidden;
}

.process::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg width="100" height="100" xmlns="http://www.w3.org/2000/svg"><defs><pattern id="grid" width="100" height="100" patternUnits="userSpaceOnUse"><path d="M 100 0 L 0 0 0 100" fill="none" stroke="rgba(255,255,255,0.05)" stroke-width="1"/></pattern></defs><rect width="100%" height="100%" fill="url(%23grid)"/></svg>');
    opacity: 0.5;
}

.process .container {
    position: relative;
    z-index: 1;
}

.process .section-badge {
    color: rgba(255, 255, 255, 0.9);
}

.process .section-title {
    color: white;
    background: none;
    -webkit-text-fill-color: white;
}

.process .section-subtitle {
    color: rgba(255, 255, 255, 0.9);
}

.process-flow {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.process-step {
    background: white;
    padding: 40px 30px;
    border-radius: 20px;
    text-align: center;
    flex: 1;
    min-width: 200px;
    max-width: 240px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.process-step:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15);
}

.process-icon {
    font-size: 48px;
    margin-bottom: 15px;
}

.process-num {
    font-size: 12px;
    font-weight: 700;
    color: var(--text-gray);
    letter-spacing: 1px;
    margin-bottom: 15px;
}

.process-step h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.process-step p {
    font-size: 14px;
    color: var(--text-gray);
    line-height: 1.6;
}

.process-arrow {
    font-size: 32px;
    color: #764ba2;
    font-weight: bold;
}

/* 常见问题 */
.faq {
    background: var(--bg-light);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 20px;
    padding: 35px 40px;
    margin-bottom: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transform: translateX(5px);
}

.faq-question {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 15px;
}

.faq-number {
    font-size: 28px;
    font-weight: 700;
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.faq-question h3 {
    font-size: 20px;
    font-weight: 600;
    color: var(--text-dark);
}

.faq-answer {
    color: var(--text-gray);
    line-height: 1.8;
    font-size: 16px;
    padding-left: 68px;
}

/* 新闻动态 */
.news {
    background: linear-gradient(135deg, #a8edea 0%, #fed6e3 100%);
    padding: 80px 0;
    width: 100vw;
    position: relative;
    left: 50%;
    right: 50%;
    margin-left: -50vw;
    margin-right: -50vw;
    overflow: hidden;
}

.news::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
    animation: pulse 8s ease-in-out infinite;
}

.news .container {
    position: relative;
    z-index: 1;
}

.news .section-badge {
    color: var(--text-gray);
}

.news .section-title {
    color: var(--text-dark);
    background: var(--gradient-1);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.news .section-subtitle {
    color: var(--text-gray);
}
.news-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 40px;
}

.news-card {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
}

.news-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.1);
}

.news-thumb {
    height: 200px;
    position: relative;
    overflow: hidden;
}

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

.news-card:hover .news-thumb img {
    transform: scale(1.05);
}

.news-cate {
    position: absolute;
    top: 15px;
    left: 15px;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    color: #764ba2;
}

.news-body {
    padding: 30px;
}

.news-date {
    display: inline-block;
    font-size: 13px;
    color: var(--text-gray);
    margin-bottom: 12px;
}

.news-card h3 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 15px;
    color: var(--text-dark);
    line-height: 1.4;
}

.news-card p {
    color: var(--text-gray);
    line-height: 1.8;
    margin-bottom: 20px;
}

.news-link {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
}

.news-link:hover {
    gap: 8px;
}

/* 联系方式 */
.contact {
    background: var(--bg-light);
}

.contact-top {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
    align-items: stretch;
}

.contact-info-box {
    background: white;
    padding: 35px;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
    display: flex;
    flex-direction: column;
}

.contact-list {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.contact-item {
    display: flex;
    gap: 20px;
    align-items: flex-start;
    padding: 20px;
    background: #f8f9ff;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: #f0f3ff;
    transform: translateX(5px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.15);
}

.contact-icon {
    font-size: 28px;
    width: 55px;
    height: 55px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 12px;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 17px;
    font-weight: 600;
    margin-bottom: 6px;
    color: var(--text-dark);
}

.contact-item p {
    color: var(--text-gray);
    font-size: 15px;
    line-height: 1.5;
}

.contact-wechat {
    align-items: center;
}

.contact-wechat-content {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.wechat-qrcode {
    width: 150px;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    border: 2px solid #f0f0f0;
}

.contact-case {
    display: flex;
    align-items: stretch;
    height: 100%;
}

.case-showcase {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    width: 100%;
    display: flex;
    flex-direction: column;
}

.case-showcase:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.15);
}

.showcase-badge {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 15px 25px;
    font-size: 18px;
    font-weight: 600;
    text-align: center;
}

.case-showcase img {
    width: 100%;
    height: auto;
    display: block;
}

.showcase-desc {
    padding: 25px;
    text-align: center;
}

.showcase-desc p {
    font-size: 16px;
    color: var(--text-gray);
    margin: 8px 0;
    font-weight: 500;
}

.showcase-desc p:first-child {
    color: var(--text-dark);
    font-size: 18px;
    font-weight: 600;
}

.company-section {
    margin-top: 40px;
}

.company-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: center;
    background: white;
    padding: 40px;
    border-radius: 20px;
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.08);
}

.company-text {
    flex: 1;
}

.block-title {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 25px;
    color: var(--text-dark);
    padding-bottom: 15px;
    border-bottom: 2px solid #f0f0f0;
}

.company-text p {
    font-size: 15px;
    line-height: 1.9;
    color: var(--text-gray);
    margin-bottom: 18px;
    text-align: justify;
}

.company-text p:last-child {
    margin-bottom: 0;
}

.company-slogan {
    font-weight: 600;
    color: #764ba2 !important;
    text-align: center;
    font-size: 17px;
    margin-top: 25px;
    padding-top: 20px;
    border-top: 2px solid #f0f0f0;
}

.company-image {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.company-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* 页脚 */
.footer {
    background: var(--text-dark);
    color: white;
    text-align: center;
    padding: 40px 0;
}

.footer p {
    margin: 8px 0;
    opacity: 0.8;
}

.footer a {
    color: white;
    text-decoration: none;
    transition: opacity 0.3s ease;
}

.footer a:hover {
    opacity: 1;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .container {
        padding: 0 30px;
    }
    
    .product-feature,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .product-feature-text {
        padding-right: 0;
    }
    
    .style-grid,
    .cases-grid,
    .news-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 30px;
    }
    
    .process-arrow {
        display: none;
    }
}

@media (max-width: 768px) {
    .navbar .container {
        padding: 12px 20px;
        position: relative;
    }
    
    .nav-logo {
        height: 36px;
    }
    
    .nav-toggle {
        display: flex;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
    }
    
    .nav-toggle span {
        background: white;
    }
    
    .nav-menu {
        position: fixed;
        top: 56px;
        left: -100%;
        width: 100%;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        flex-direction: column;
        padding: 0;
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        transition: left 0.3s ease;
        z-index: 998;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 0;
        padding: 0;
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    }
    
    .nav-menu li:last-child {
        border-bottom: none;
    }
    
    .nav-menu a {
        color: white;
        display: block;
        font-size: 16px;
        padding: 12px 20px;
        text-align: left;
    }
    
    .nav-phone {
        display: none !important;
    }
    
    /* 显示移动端底部横条 */
    .mobile-bottom-bar {
        display: flex;
    }
    
    /* 为底部横条留出空间 */
    body {
        padding-bottom: 60px;
    }
    
    /* Banner 移动端优化 */
    .banner {
        min-height: 80vh;
    }
    
    .banner .container {
        padding: 80px 20px 40px;
    }
    
    .banner-title {
        font-size: 36px;
        letter-spacing: -1px;
        margin-bottom: 15px;
    }
    
    .banner-subtitle {
        font-size: 20px;
        margin-bottom: 15px;
    }
    
    .banner-desc {
        font-size: 15px;
        margin-bottom: 30px;
        line-height: 1.6;
    }
    
    .banner-actions {
        flex-direction: column;
        gap: 15px;
    }
    
    .btn-primary,
    .btn-secondary {
        padding: 14px 36px;
        font-size: 15px;
    }
    
    .banner-stats {
        gap: 30px;
        flex-wrap: wrap;
    }
    
    .stat-number {
        font-size: 36px;
    }
    
    /* 章节标题 */
    .section-title {
        font-size: 32px;
        margin-bottom: 15px;
    }
    
    .section-subtitle {
        font-size: 16px;
        margin-bottom: 40px;
    }
    
    .sub-title {
        font-size: 26px;
        margin: 60px 0 30px;
    }
    
    /* 各模块间距 */
    section {
        padding: 60px 0;
    }
    
    /* 产品介绍 */
    .product-feature-text h3 {
        font-size: 28px;
    }
    
    .style-grid {
        grid-template-columns: 1fr;
    }
    
    .success-case {
        padding: 40px 0;
        margin-top: 60px;
    }
    
    .success-content {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 0 20px;
    }
    
    .success-text h3 {
        font-size: 28px;
    }
    
    .success-number {
        font-size: 48px;
    }
    
    .success-label {
        font-size: 16px;
    }
    
    .success-desc {
        font-size: 16px;
    }
    
    /* 案例展示 */
    .cases-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .case-image {
        height: 200px;
    }
    
    .case-content {
        padding: 25px;
    }
    
    .case-content h3 {
        font-size: 20px;
    }
    
    .case-stats {
        flex-direction: column;
        gap: 10px;
    }
    
    .case-stats span {
        display: inline-block;
    }
    
    /* 制作流程 */
    .process {
        padding: 60px 0;
    }
    
    .process-flow {
        flex-direction: column;
    }
    
    .process-step {
        max-width: 100%;
        width: 100%;
    }
    
    /* 常见问题 */
    .faq-item {
        padding: 25px 20px;
        margin-bottom: 15px;
    }
    
    .faq-question {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .faq-number {
        font-size: 24px;
    }
    
    .faq-question h3 {
        font-size: 18px;
    }
    
    .faq-answer {
        padding-left: 0;
        font-size: 15px;
    }
    
    /* 新闻动态 */
    .news {
        display: none;
    }
    
    .news-grid {
        grid-template-columns: 1fr;
        gap: 25px;
    }
    
    .news-body {
        padding: 25px;
    }
    
    .news-card h3 {
        font-size: 18px;
    }
    
    .news-card p {
        font-size: 15px;
    }
    
    /* 联系方式 */
    .contact-top {
        grid-template-columns: 1fr;
        gap: 25px;
        margin-bottom: 30px;
    }
    
    .contact-info-box {
        padding: 25px;
    }
    
    .block-title {
        font-size: 20px;
        margin-bottom: 20px;
    }
    
    .contact-list {
        gap: 15px;
    }
    
    .contact-item {
        padding: 18px;
        gap: 15px;
    }
    
    .contact-icon {
        font-size: 24px;
        width: 48px;
        height: 48px;
    }
    
    .contact-item h4 {
        font-size: 15px;
    }
    
    .contact-item p {
        font-size: 14px;
    }
    
    .case-showcase {
        margin-top: 0;
    }
    
    .showcase-badge {
        font-size: 16px;
        padding: 12px 20px;
    }
    
    .showcase-desc {
        padding: 20px;
    }
    
    .showcase-desc p {
        font-size: 15px;
    }
    
    .showcase-desc p:first-child {
        font-size: 16px;
    }
    
    .company-section {
        margin-top: 30px;
    }
    
    .company-content {
        grid-template-columns: 1fr;
        gap: 25px;
        padding: 25px;
    }
    
    .company-text p {
        font-size: 14px;
        line-height: 1.8;
    }
    
    .company-slogan {
        font-size: 16px;
        margin-top: 20px;
        padding-top: 15px;
    }
    
    .company-image {
        order: -1;
    }
    
    .contact-form {
        padding: 30px 25px;
    }
    
    .contact-form h3 {
        font-size: 24px;
        margin-bottom: 25px;
    }
    
    .company-text p {
        font-size: 14px;
    }
    
    /* 页脚 */
    .footer {
        padding: 30px 0;
        font-size: 14px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .nav-logo {
        height: 32px;
    }
    
    .phone-number {
        display: none;
    }
    
    .nav-phone {
        padding: 8px 12px;
        min-width: auto;
    }
    
    .phone-icon {
        font-size: 18px;
    }
    
    .banner-title {
        font-size: 28px;
    }
    
    .banner-subtitle {
        font-size: 18px;
    }
    
    .banner-desc {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .product-feature-text h3 {
        font-size: 24px;
    }
    
    .case-content,
    .faq-item,
    .news-body,
    .contact-form {
        padding: 20px;
    }
}