/* 重庆日落游戏手柄维修官网样式 - 优化版 */

/* CSS变量定义 */
:root {
    --primary: #165DFF;
    --primary-light: #4080FF;
    --primary-dark: #0E42D2;
    --secondary: #FF7D00;
    --secondary-light: #FF9A3C;
    --secondary-dark: #E06A00;
    --danger: #F53F3F;
    --success: #00B42A;
    --dark: #1D2129;
    --gray-100: #F2F3F5;
    --gray-200: #E5E6EB;
    --gray-300: #C9CDD4;
    --gray-400: #86909C;
    --gray-500: #4E5969;
    --white: #FFFFFF;
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.08);
    --shadow: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius: 12px;
    --radius-lg: 20px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', 'Segoe UI', system-ui, sans-serif;
    background-color: var(--gray-100);
    color: var(--dark);
    line-height: 1.6;
    overflow-x: hidden;
}

/* 加载动画 */
.loading-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-container.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--gray-200);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* 导航栏样式优化 */
.navbar {
    background-color: var(--white);
    padding: 0.8rem 0;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.navbar.scrolled {
    padding: 0.5rem 0;
    box-shadow: var(--shadow);
    background-color: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(8px);
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--primary);
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.navbar-brand:hover {
    color: var(--secondary);
}

.navbar-brand i {
    font-size: 1.8rem;
    margin-right: 10px;
    animation: pulse 2.5s infinite;
}

.nav-link {
    color: var(--gray-500);
    margin: 0 0.5rem;
    position: relative;
    transition: var(--transition);
    font-weight: 500;
    padding: 0.5rem 0.8rem !important;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--secondary);
    transition: var(--transition);
}

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

/* 英雄区域样式优化 */
.hero-section {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    color: var(--white);
    padding: 180px 0 150px;
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-top: 72px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='52' height='26' viewBox='0 0 52 26' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.1'%3E%3Cpath d='M10 10c0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6h2c0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4v2c-3.314 0-6-2.686-6-6 0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6zm25.464-1.95l8.486 8.486-1.414 1.414-8.486-8.486 1.414-1.414z' /%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    margin: 0 auto;
}

.hero-section h1 {
    font-size: 3.2rem;
    font-weight: 700;
    margin-bottom: 25px;
    line-height: 1.2;
    text-shadow: 0 4px 20px rgba(0,0,0,0.15);
    position: relative;
    animation: fadeInUp 1s ease;
}

.hero-section p {
    font-size: 1.25rem;
    margin: 0 auto 40px;
    opacity: 0.9;
    text-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: relative;
    animation: fadeInUp 1s ease 0.2s forwards;
    opacity: 0;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    position: relative;
    animation: fadeInUp 1s ease 0.4s forwards;
    opacity: 0;
}

.hero-btn {
    padding: 12px 35px;
    font-weight: 600;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    font-size: 1.1rem;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-btn i {
    margin-right: 8px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-top: 80px;
    flex-wrap: wrap;
}

.stat-item {
    text-align: center;
    animation: fadeInUp 1s ease 0.6s forwards;
    opacity: 0;
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 0.95rem;
    opacity: 0.8;
}

/* 通用 section 样式 */
.section {
    padding: 120px 0;
}

.section-white {
    background-color: var(--white);
}

.section-gray {
    background-color: var(--gray-100);
}

/* 板块标题样式 */
.section-title {
    text-align: center;
    margin-bottom: 60px;
    position: relative;
}

.section-title h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: var(--dark);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 4px;
}

.section-title p {
    font-size: 1.1rem;
    color: var(--gray-500);
    max-width: 700px;
    margin: 0 auto;
}

/* 服务卡片样式优化 */
.service-card {
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 35px;
    margin-bottom: 30px;
    transition: var(--transition);
    height: 100%;
    border-top: 4px solid transparent;
    position: relative;
    overflow: hidden;
    border: 1px solid var(--gray-200);
    opacity: 0;
    transform: translateY(30px);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

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

.service-card .card-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(22, 93, 255, 0.1), rgba(255, 125, 0, 0.1));
    color: var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    margin-bottom: 25px;
    transition: var(--transition);
}

.service-card:hover .card-icon {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white);
    transform: scale(1.05);
}

.service-card h3 {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 15px;
    transition: var(--transition);
}

.service-card:hover h3 {
    color: var(--primary);
}

.service-card p {
    color: var(--gray-500);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* 维修流程样式优化 */
.process-section {
    background-color: var(--white);
    position: relative;
    overflow: hidden;
}

.process-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.process-wrapper {
    position: relative;
}

.process-wrapper::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 0;
    right: 0;
    height: 2px;
    background-color: var(--gray-200);
    z-index: 1;
}

.process-step {
    text-align: center;
    padding: 20px 15px;
    position: relative;
    z-index: 2;
    transition: var(--transition);
}

.process-step:hover {
    transform: translateY(-5px);
}

.step-number {
    width: 65px;
    height: 65px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    margin: 0 auto 25px;
    box-shadow: 0 4px 15px rgba(22, 93, 255, 0.25);
    position: relative;
    transition: var(--transition);
    border: 4px solid var(--white);
}

.process-step:hover .step-number {
    transform: scale(1.1) rotate(10deg);
    background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
    box-shadow: 0 6px 20px rgba(255, 125, 0, 0.35);
}

.step-number::after {
    content: '';
    position: absolute;
    width: 75px;
    height: 75px;
    border-radius: 50%;
    border: 2px dashed rgba(22, 93, 255, 0.2);
    animation: spin 10s linear infinite;
}

.process-step h3 {
    color: var(--dark);
    font-weight: 600;
    font-size: 1.2rem;
    margin-bottom: 12px;
    transition: var(--transition);
}

.process-step:hover h3 {
    color: var(--primary);
}

.process-step p {
    color: var(--gray-500);
    font-size: 0.95rem;
    max-width: 280px;
    margin: 0 auto;
}

/* 设备卡片样式优化 */
.devices-section {
    background-color: var(--gray-100);
    padding: 120px 0;
}

.device-card {
    border: none;
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 30px;
    transition: var(--transition);
    box-shadow: var(--shadow);
    background-color: var(--white);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.device-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.device-image-container {
    position: relative;
    overflow: hidden;
    height: 220px;
}

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

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

.device-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background-color: var(--primary);
    color: var(--white);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 500;
    z-index: 2;
    transition: var(--transition);
}

.device-card:hover .device-badge {
    background-color: var(--secondary);
}

.device-card-body {
    padding: 25px;
    text-align: center;
}

.device-card-body h3 {
    color: var(--dark);
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 12px;
    transition: var(--transition);
}

.device-card:hover h3 {
    color: var(--primary);
}

.device-card-body p {
    color: var(--gray-500);
    font-size: 0.95rem;
    margin-bottom: 15px;
}

.device-features {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 15px;
}

.device-feature {
    background-color: var(--gray-100);
    color: var(--gray-500);
    padding: 4px 10px;
    border-radius: 4px;
    font-size: 0.8rem;
    transition: var(--transition);
}

.device-card:hover .device-feature {
    background-color: rgba(22, 93, 255, 0.1);
    color: var(--primary);
}

/* 平台图标样式 */
.platform-section {
    padding: 80px 0;
    background-color: var(--white);
}

.platform-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 40px;
}

.platform-card {
    text-align: center;
    padding: 25px;
    transition: var(--transition);
    border-radius: var(--radius);
    width: 120px;
    opacity: 0;
    transform: translateY(30px);
}

.platform-card:hover {
    background-color: var(--gray-100);
    transform: translateY(-5px);
}

.platform-icon {
    font-size: 3.5rem;
    margin-bottom: 15px;
    transition: var(--transition);
}

.platform-playstation {
    color: #003791;
}

.platform-xbox {
    color: #107C10;
}

.platform-nintendo {
    color: #E60012;
}

.platform-steam {
    color: #1B2838;
}

.platform-card:hover .platform-icon {
    transform: scale(1.15);
}

.platform-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--dark);
}

/* 客户评价样式优化 */
.testimonials-section {
    padding: 120px 0;
    background: linear-gradient(135deg, var(--gray-100) 0%, #f0f2f5 100%);
    position: relative;
    overflow: hidden;
}

.testimonials-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='20' viewBox='0 0 100 20' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M21.184 20c.357-.13.72-.264 1.088-.402l1.768-.661C33.64 15.347 39.647 14 50 14c10.271 0 16.382 1.274 24.86 4.92 1.377.59 2.76.117 3.257-.465l1.767-.662c.36-.14.722-.265 1.088-.403 1.171-.427 1.578-.943 1.614-1.722.037-.79-.366-1.308-1.06-1.502l-1.767-.662c-2.179-.813-4.768-1.312-7.512-1.312-10.271 0-16.382 1.274-24.86 4.92-.399.141-.76.265-1.088.402l-1.768.661C11.36 14.653 5.353 16 0 16c-2.179 0-4.768-.499-7.512-1.312L.84 13.76c-.36-.14-.722-.265-1.088-.403-.879-.352-1.244-.869-1.21 1.722.037.79.366 1.308 1.061 1.502l1.767.662c.496.196.94.637 1.257 1.205C2.178 19.437 4.768 20 7.512 20h13.672z' fill='%23d1d5db' fill-opacity='0.1' fill-rule='evenodd'/%3E%3C/svg%3E");
    opacity: 0.5;
}

.testimonial-wrapper {
    position: relative;
    z-index: 2;
}

.testimonial-card {
    background-color: var(--white);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 35px;
    margin-bottom: 30px;
    border-left: 5px solid var(--primary);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    opacity: 0;
    transform: translateY(30px);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-left-color: var(--secondary);
}

.testimonial-card::before {
    content: '"';
    font-family: Georgia, serif;
    font-size: 6rem;
    color: rgba(22, 93, 255, 0.05);
    position: absolute;
    left: 20px;
    top: 10px;
    z-index: 1;
}

.testimonial-card .quote {
    font-style: italic;
    margin-bottom: 25px;
    font-size: 1.05rem;
    color: var(--gray-500);
    position: relative;
    z-index: 2;
    line-height: 1.8;
}

.testimonial-author {
    display: flex;
    align-items: center;
    position: relative;
    z-index: 2;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    margin-right: 15px;
    border: 3px solid var(--gray-100);
    transition: var(--transition);
}

.testimonial-card:hover .author-avatar {
    border-color: var(--primary-light);
}

.author-info h4 {
    font-weight: 600;
    color: var(--dark);
    margin-bottom: 5px;
    font-size: 1.1rem;
}

.author-info .author-role {
    font-size: 0.9rem;
    color: var(--gray-400);
}

.rating {
    margin-top: 5px;
    color: var(--secondary);
}

/* 联系区域样式优化 */
.contact-section {
    background-color: var(--dark);
    color: var(--white);
    padding: 120px 0;
    position: relative;
    overflow: hidden;
}

.contact-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 8px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
}

.contact-section::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='52' height='26' viewBox='0 0 52 26' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M10 10c0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6h2c0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4 3.314 0 6 2.686 6 6 0 2.21 1.79 4 4 4v2c-3.314 0-6-2.686-6-6 0-2.21-1.79-4-4-4-3.314 0-6-2.686-6-6zm25.464-1.95l8.486 8.486-1.414 1.414-8.486-8.486 1.414-1.414z' /%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.contact-container {
    position: relative;
    z-index: 2;
}

.contact-info {
    margin-bottom: 40px;
}

.contact-info h2 {
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 25px;
    position: relative;
    padding-bottom: 15px;
}

.contact-info h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--primary), var(--secondary));
    border-radius: 3px;
}

.contact-info p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    color: rgba(255,255,255,0.8);
    line-height: 1.8;
}

.contact-details {
    list-style: none;
    padding: 0;
}

.contact-details li {
    margin-bottom: 20px;
    display: flex;
    align-items: flex-start;
    transition: var(--transition);
    padding: 10px 0;
    border-bottom: 1px solid rgba(255,255,255,0.05);
}

.contact-details li:last-child {
    border-bottom: none;
}

.contact-details li:hover {
    transform: translateX(8px);
}

.contact-details li i {
    margin-right: 15px;
    color: var(--secondary);
    font-size: 1.3rem;
    width: 25px;
    text-align: center;
    margin-top: 3px;
}

.contact-details li .contact-text {
    color: rgba(255,255,255,0.8);
    font-size: 1rem;
}

.contact-details li .contact-text a {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    transition: var(--transition);
}

.contact-details li .contact-text a:hover {
    color: var(--secondary);
}

/* 表单样式优化 */
.contact-form {
    background-color: var(--white);
    border-radius: var(--radius);
    padding: 30px;
    box-shadow: var(--shadow-lg);
}

.contact-form .form-control {
    background-color: var(--white);
    border: 1px solid var(--gray-200);
    color: var(--dark);
    border-radius: var(--radius-sm);
    padding: 15px;
    margin-bottom: 20px;
    transition: var(--transition);
}

.contact-form select.form-control {
    appearance: auto;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='%234E5969' viewBox='0 0 16 16'%3E%3Cpath d='M7.247 11.14 2.451 5.658C1.885 5.013 2.345 4 3.204 4h9.592a1 1 0 0 1 .753 1.659l-4.796 5.48a1 1 0 0 1-1.506 0z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 15px center;
    background-size: 16px;
}

.contact-form select.form-control option {
    background-color: var(--white);
    color: var(--dark);
    padding: 10px;
}

.contact-form .form-control:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(22, 93, 255, 0.15);
    outline: none;
}

.contact-form .form-control::placeholder {
    color: var(--gray-400);
}

/* 错误提示样式 */
.form-error {
    color: var(--danger);
    font-size: 0.85rem;
    margin-top: -15px;
    margin-bottom: 15px;
}

/* 页脚样式优化 */
.footer {
    background-color: #1a252f;
    color: rgba(255,255,255,0.7);
    padding: 60px 0 30px;
    text-align: center;
}

.footer-logo {
    font-weight: 700;
    font-size: 1.5rem;
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.footer-logo i {
    font-size: 1.8rem;
    margin-right: 10px;
    color: var(--secondary);
}

.footer-links {
    margin: 25px 0;
}

.footer-links a {
    color: rgba(255,255,255,0.7);
    margin: 0 12px;
    text-decoration: none;
    transition: var(--transition);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: var(--secondary);
    text-decoration: underline;
}

.social-icons {
    margin-bottom: 30px;
}

.social-icons a {
    color: rgba(255,255,255,0.7);
    font-size: 1.5rem;
    margin: 0 12px;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: rgba(255,255,255,0.08);
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.social-icons a:hover {
    color: var(--white);
    background-color: var(--primary);
    transform: translateY(-3px);
}

.copyright {
    font-size: 0.9rem;
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

/* 按钮样式优化 */
.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    padding: 12px 30px;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(22, 93, 255, 0.3);
    color: var(--white);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--secondary), var(--secondary-dark));
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(255, 125, 0, 0.4);
    color: var(--white);
}

.btn-primary:disabled {
    opacity: 0.7;
    transform: none;
    box-shadow: none;
    cursor: not-allowed;
}

.btn-outline-primary {
    border: 1px solid var(--primary);
    color: var(--primary);
    background-color: transparent;
    padding: 12px 30px;
    border-radius: var(--radius-lg);
    font-weight: 600;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.btn-outline-primary:hover {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(22, 93, 255, 0.3);
}

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

@keyframes pulse {
    0% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

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

/* 响应式调整优化 */
@media (max-width: 992px) {
    .hero-section h1 {
        font-size: 2.8rem;
    }
    
    .section-title h2 {
        font-size: 2rem;
    }
    
    .navbar-nav {
        text-align: center;
        padding: 20px 0;
    }
    
    .nav-link {
        margin: 5px 0;
    }
}

@media (max-width: 768px) {
    .hero-section {
        padding: 150px 0 120px;
    }
    
    .hero-section h1 {
        font-size: 2.2rem;
    }
    
    .hero-section p {
        font-size: 1.1rem;
    }
    
    .section {
        padding: 80px 0;
    }
    
    .process-wrapper::before {
        display: none;
    }
    
    .process-step {
        margin-bottom: 40px;
    }
    
    .process-step:last-child {
        margin-bottom: 0;
    }
    
    .platform-grid {
        gap: 20px;
    }
    
    .platform-card {
        width: 100px;
        padding: 15px;
    }
    
    .platform-icon {
        font-size: 2.8rem;
    }
    
    .contact-form {
        padding: 20px;
    }
}

@media (max-width: 576px) {
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-btn {
        width: 80%;
    }
    
    .hero-stats {
        gap: 20px;
    }
    
    .stat-value {
        font-size: 2rem;
    }
    
    .section-title h2 {
        font-size: 1.8rem;
    }
    
    .section-title p {
        font-size: 1rem;
    }
    
    .footer-links a {
        display: block;
        margin: 10px 0;
    }
}

/* 打印样式 */
@media print {
    .navbar,
    .btn,
    .social-icons {
        display: none;
    }
    
    .hero-section {
        margin-top: 0;
        padding: 50px 0;
        background: none;
        color: var(--dark);
    }
    
    .hero-section::before {
        display: none;
    }
    
    .contact-section {
        color: var(--dark);
        background: none;
    }
    
    .contact-section::before,
    .contact-section::after {
        display: none;
    }
}

/* 高对比度模式支持 */
@media (prefers-contrast: high) {
    :root {
        --primary: #0057b7;
        --secondary: #ff8c00;
        --gray-500: #333333;
        --gray-200: #cccccc;
    }
}

/* 减少动画模式支持 */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}