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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* ===== 按钮样式 ===== */
.btn-book, .btn-hero, .btn-submit, .btn-select, .btn-footer {
    background: #FF6B35;
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    font-size: 14px;
}

.btn-book:hover, .btn-hero:hover, .btn-submit:hover, .btn-select:hover, .btn-footer:hover {
    background: #E55A2B;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.3);
}

.btn-login {
    background: transparent;
    color: #0A2323;
    border: 2px solid #0A2323;
    padding: 10px 20px;
    border-radius: 25px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-login:hover {
    background: #0A2323;
    color: white;
}

.btn-secondary {
    background: #F4F1E8;
    color: #0A2323;
    border: 2px solid #0A2323;
    padding: 12px 24px;
    border-radius: 25px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 30px;
}

.btn-secondary:hover {
    background: #0A2323;
    color: white;
}

/* ===== 导航栏 ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 15px 0;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 18px;
    color: #0A2323;
}

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

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: #0A2323;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: #FF6B35;
    transition: width 0.3s ease;
}

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

.nav-actions {
    display: flex;
    gap: 15px;
    align-items: center;
}

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: #0A2323;
    transition: all 0.3s ease;
}

/* ===== 主横幅区域 ===== */
.hero {
    height: 100vh;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #F4F1E8 0%, #E8E2D4 100%);
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="kitchen" patternUnits="userSpaceOnUse" width="100" height="100"><rect width="100" height="100" fill="%23f8f6f0"/><circle cx="20" cy="20" r="2" fill="%23e0d8c8"/><circle cx="80" cy="80" r="1.5" fill="%23d4c8b8"/></pattern></defs><rect width="1000" height="1000" fill="url(%23kitchen)"/></svg>');
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(10, 35, 35, 0.3) 0%, rgba(244, 241, 232, 0.1) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    width: 100%;
}

.hero-text {
    max-width: 600px;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    color: #0A2323;
    line-height: 1.1;
    margin-bottom: 20px;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #0A2323;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn-hero {
    font-size: 16px;
    padding: 15px 30px;
}

/* ===== 联系表单区域 ===== */
.contact-form-section {
    padding: 80px 0;
    background: #F4F1E8;
    position: relative;
}

.form-wrapper {
    max-width: 800px;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.9);
    padding: 50px;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(10px);
}

.form-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #0A2323;
    text-align: center;
    margin-bottom: 10px;
}

.form-subtitle {
    font-size: 1.1rem;
    color: #666;
    text-align: center;
    margin-bottom: 40px;
}

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

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-weight: 600;
    color: #0A2323;
    margin-bottom: 8px;
    font-size: 14px;
}

.form-group input,
.form-group select {
    padding: 15px;
    border: 2px solid #E0E0E0;
    border-radius: 10px;
    font-size: 16px;
    transition: all 0.3s ease;
    background: white;
}

.form-group input:focus,
.form-group select:focus {
    outline: none;
    border-color: #FF6B35;
    box-shadow: 0 0 0 3px rgba(255, 107, 53, 0.1);
}

.btn-submit {
    align-self: center;
    padding: 15px 40px;
    font-size: 16px;
    margin-top: 20px;
    background: #0A2323;
}

.btn-submit:hover {
    background: #0F2F2F;
}

/* ===== 客户评价区域 ===== */
.testimonials {
    padding: 80px 0;
    background: white;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: #0A2323;
    text-align: center;
    margin-bottom: 50px;
}

.section-title.white {
    color: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background: #F4F1E8;
    padding: 30px;
    border-radius: 15px;
    text-align: left;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.stars {
    color: #FFD700;
    font-size: 18px;
    margin-bottom: 15px;
}

.testimonial-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: #0A2323;
    margin-bottom: 15px;
}

.testimonial-text {
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.testimonial-author {
    font-weight: 600;
    color: #0A2323;
    font-size: 14px;
}

/* ===== 服务展示区域 ===== */
.services {
    padding: 80px 0;
    background: #0A2323;
    color: white;
}

.services .section-title {
    color: white;
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 50px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.service-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-10px);
}

.service-image {
    height: 200px;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
}

.service-placeholder {
    font-size: 4rem;
    opacity: 0.7;
}

.service-title {
    padding: 20px;
    font-size: 1.3rem;
    font-weight: 600;
    text-align: center;
}

.services .btn-secondary {
    display: block;
    margin: 0 auto;
    background: #F4F1E8;
    color: #0A2323;
}

/* ===== 媒体展示区域 ===== */
.featured {
    padding: 60px 0;
    background: #F4F1E8;
}

.media-logos {
    display: flex;
    justify-content: space-around;
    align-items: center;
    flex-wrap: wrap;
    gap: 30px;
    margin-top: 40px;
}

.media-logo {
    font-size: 1.5rem;
    font-weight: 600;
    color: #0A2323;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.media-logo:hover {
    opacity: 1;
}

/* ===== 前后对比区域 ===== */
.before-after {
    padding: 80px 0;
    background: white;
}

.comparison-slider {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.comparison-images {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.before-image,
.after-image {
    width: 350px;
    height: 250px;
    border-radius: 15px;
    overflow: hidden;
    position: relative;
}

.image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #E0E0E0 0%, #F0F0F0 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 600;
    color: #666;
}

.slider-controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 30px;
}

.slider-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    border: none;
    background: #0A2323;
    color: white;
    font-size: 24px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.slider-btn:hover {
    background: #FF6B35;
    transform: scale(1.1);
}

/* ===== 工作流程区域 ===== */
.how-it-works {
    padding: 80px 0;
    position: relative;
    overflow: hidden;
}

.how-it-works-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #0A2323 0%, #1A3A3A 100%);
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="texture" patternUnits="userSpaceOnUse" width="50" height="50"><rect width="50" height="50" fill="%23ffffff" opacity="0.02"/><circle cx="25" cy="25" r="1" fill="%23ffffff" opacity="0.05"/></pattern></defs><rect width="1000" height="1000" fill="url(%23texture)"/></svg>');
}

.how-it-works-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 35, 35, 0.8);
}

.how-it-works .container {
    position: relative;
    z-index: 2;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 20px;
    align-items: center;
    margin-top: 50px;
}

.step {
    text-align: center;
    color: white;
}

.step-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin: 0 auto 20px;
    transition: all 0.3s ease;
}

.step:hover .step-icon {
    background: #FF6B35;
    transform: scale(1.1);
}

.step-text {
    font-size: 14px;
    line-height: 1.4;
}

.step-arrow {
    color: rgba(255, 255, 255, 0.5);
    font-size: 2rem;
    text-align: center;
}

/* ===== 价格方案区域 ===== */
.pricing {
    padding: 80px 0;
    background: #0A2323;
    color: white;
    text-align: center;
}

.pricing .section-title {
    color: white;
}

.section-description {
    max-width: 600px;
    margin: 0 auto 50px;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.pricing-card {
    max-width: 400px;
    margin: 0 auto;
    background: #F4F1E8;
    color: #0A2323;
    padding: 40px;
    border-radius: 20px;
    position: relative;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.pricing-badge {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background: #0A2323;
    color: white;
    padding: 8px 20px;
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
}

.pricing-title {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 20px;
}

.pricing-price {
    display: flex;
    align-items: baseline;
    justify-content: center;
    margin-bottom: 10px;
}

.currency {
    font-size: 1.5rem;
    font-weight: 600;
}

.amount {
    font-size: 4rem;
    font-weight: 700;
    line-height: 1;
}

.pricing-period {
    color: #666;
    margin-bottom: 30px;
}

.pricing-features {
    list-style: none;
    text-align: left;
    margin: 30px 0;
}

.pricing-features li {
    padding: 8px 0;
    color: #0A2323;
}

/* ===== 优势展示区域 ===== */
.advantages {
    padding: 80px 0;
    background: white;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

.advantage-card {
    text-align: center;
    padding: 30px;
}

.advantage-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: #0A2323;
    margin-bottom: 15px;
}

.advantage-text {
    color: #666;
    line-height: 1.6;
}

/* ===== 页脚 ===== */
.footer {
    position: relative;
    padding: 60px 0 20px;
    overflow: hidden;
}

.footer-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, #F4F1E8 0%, #E8E2D4 100%);
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><pattern id="laundry" patternUnits="userSpaceOnUse" width="80" height="80"><rect width="80" height="80" fill="%23f8f6f0"/><circle cx="15" cy="15" r="3" fill="%23e0d8c8"/><circle cx="65" cy="65" r="2" fill="%23d4c8b8"/></pattern></defs><rect width="1000" height="1000" fill="url(%23laundry)"/></svg>');
}

.footer-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(244, 241, 232, 0.9);
}

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

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h4 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #0A2323;
    margin-bottom: 20px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 700;
    font-size: 18px;
    color: #0A2323;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    color: #666;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #FF6B35;
}

.operating-hours p,
.contact-info p {
    color: #666;
    margin-bottom: 5px;
}

.contact-info a {
    color: #FF6B35;
    text-decoration: none;
}

.social-links p {
    color: #666;
    margin-bottom: 15px;
}

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icon {
    width: 40px;
    height: 40px;
    background: rgba(10, 35, 35, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 18px;
    transition: all 0.3s ease;
}

.social-icon:hover {
    background: #FF6B35;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(10, 35, 35, 0.1);
    color: #666;
    font-size: 14px;
}

/* ===== 响应式设计 ===== */
@media (max-width: 768px) {
    .nav-menu,
    .nav-actions {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .form-wrapper {
        padding: 30px 20px;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .steps-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .step-arrow {
        transform: rotate(90deg);
    }
    
    .comparison-images {
        flex-direction: column;
        align-items: center;
    }
    
    .before-image,
    .after-image {
        width: 100%;
        max-width: 350px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .form-title {
        font-size: 2rem;
    }
    
    .testimonials-grid,
    .services-grid,
    .advantages-grid {
        grid-template-columns: 1fr;
    }
}

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

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* ===== 滚动行为 ===== */
html {
    scroll-behavior: smooth;
}

/* ===== 加载状态 ===== */
.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* ===== 表单验证样式 ===== */
.form-group input.error,
.form-group select.error {
    border-color: #FF4444;
    box-shadow: 0 0 0 3px rgba(255, 68, 68, 0.1);
}

.error-message {
    color: #FF4444;
    font-size: 12px;
    margin-top: 5px;
}

/* ===== 成功状态 ===== */
.success-message {
    background: #4CAF50;
    color: white;
    padding: 15px;
    border-radius: 10px;
    text-align: center;
    margin-top: 20px;
    display: none;
}

.success-message.show {
    display: block;
    animation: fadeInUp 0.5s ease-out;
}