/* ===== 全局样式 ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-color: #2B7BDB;
    --secondary-color: #4BB4E6;
    --accent-color: #1D9BF0;
    --success-color: #34C759;
    --bg-color: #FAFBFC;
    --text-dark: #333333;
    --text-light: #666666;
    --white: #FFFFFF;
    --border-color: #E5E5E5;
    --shadow: 0 2px 10px rgba(43, 123, 219, 0.1);
    --shadow-hover: 0 4px 20px rgba(43, 123, 219, 0.2);
}

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', 'SimHei', sans-serif;
    color: var(--text-dark);
    background-color: var(--bg-color);
    line-height: 1.6;
    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: var(--white);
    box-shadow: var(--shadow);
    z-index: 1000;
    padding: 15px 0;
}

.nav-wrapper {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.logo h1 {
    font-size: 24px;
    color: var(--primary-color);
    font-weight: 700;
}

.nav-menu {
    display: flex;
    gap: 30px;
    flex: 1;
    justify-content: center;
}

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-size: 16px;
    transition: color 0.3s;
    position: relative;
}

.nav-menu a:hover {
    color: var(--primary-color);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s;
}

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

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 5px;
    font-size: 14px;
    color: var(--text-light);
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

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

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

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    transition: all 0.3s;
}

/* ===== Banner ===== */
.banner {
    margin-top: 80px;
    background: linear-gradient(135deg, #F2F8FF 0%, var(--white) 100%);
    padding: 80px 0;
}

.banner-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.banner-title {
    font-size: 42px;
    color: var(--primary-color);
    margin-bottom: 20px;
    font-weight: 700;
    line-height: 1.2;
}

.banner-subtitle {
    font-size: 24px;
    color: var(--text-dark);
    margin-bottom: 15px;
    font-weight: 500;
}

.banner-desc {
    font-size: 18px;
    color: var(--text-light);
    margin-bottom: 30px;
}

.banner-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 40px;
}

.btn {
    padding: 15px 35px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
    text-decoration: none;
    display: inline-block;
}

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

.btn-primary:hover {
    background: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-hover);
}

.btn-outline {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

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

.banner-features {
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

.feature-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 14px;
    color: var(--text-light);
}

.feature-icon {
    font-size: 20px;
}

.banner-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.banner-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    border-radius: 15px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: var(--white);
    box-shadow: var(--shadow-hover);
}

.microscope-icon {
    font-size: 80px;
    margin-bottom: 20px;
}

/* ===== 痛点区 ===== */
.pain-points {
    padding: 80px 0;
    background: var(--white);
}

.section-title {
    font-size: 32px;
    color: var(--primary-color);
    text-align: center;
    margin-bottom: 20px;
    font-weight: 700;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-light);
    text-align: center;
    max-width: 800px;
    margin: 0 auto 30px;
}

.highlight-text {
    text-align: center;
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 50px;
    font-weight: 600;
}

.highlight-text a {
    color: var(--accent-color);
    text-decoration: none;
}

.pain-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 40px;
}

.pain-card {
    background: var(--white);
    padding: 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

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

.pain-card h3 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 10px;
}

.pain-card p {
    color: var(--text-light);
    font-size: 16px;
}

.pain-cta {
    text-align: center;
    font-size: 16px;
    color: var(--text-light);
}

.pain-cta a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
}

/* ===== 优势区 ===== */
.advantages {
    padding: 80px 0;
    background: var(--bg-color);
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
}

.advantage-card {
    background: var(--white);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    border: 2px solid transparent;
}

.advantage-card:hover {
    border-color: var(--primary-color);
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
}

.advantage-icon {
    font-size: 50px;
    margin-bottom: 20px;
}

.advantage-card h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.advantage-card p {
    color: var(--text-light);
    font-size: 16px;
    line-height: 1.6;
}

/* ===== 流程区 ===== */
.process {
    padding: 80px 0;
    background: #F2F8FF;
}

.process-timeline {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 30px;
    margin-bottom: 30px;
}

.process-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    width: 100%;
    max-width: 900px;
}

.process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    flex: 1;
    max-width: 200px;
}

.step-number {
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
}

.step-icon {
    font-size: 40px;
    margin-bottom: 10px;
}

.process-step h3 {
    font-size: 18px;
    color: var(--text-dark);
    margin-bottom: 8px;
}

.process-step p {
    font-size: 14px;
    color: var(--text-light);
}

.process-arrow {
    font-size: 30px;
    color: var(--primary-color);
    font-weight: bold;
    flex-shrink: 0;
}

.process-note {
    text-align: center;
    font-size: 16px;
    color: var(--text-light);
    margin-top: 30px;
}

/* ===== 价格区 ===== */
.pricing {
    padding: 80px 0;
    background: var(--white);
}

.pricing-table-wrapper {
    max-width: 800px;
    margin: 0 auto 40px;
    overflow-x: auto;
}

.pricing-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.pricing-table thead {
    background: var(--primary-color);
    color: var(--white);
}

.pricing-table th {
    padding: 20px 30px;
    font-size: 20px;
    font-weight: 600;
    text-align: left;
}

.pricing-table th:first-child {
    border-top-left-radius: 12px;
}

.pricing-table th:last-child {
    border-top-right-radius: 12px;
    text-align: right;
}

.pricing-table tbody tr {
    border-bottom: 1px solid var(--border-color);
    transition: background-color 0.3s;
}

.pricing-table tbody tr:last-child {
    border-bottom: none;
}

.pricing-table tbody tr:hover {
    background-color: #F2F8FF;
}

.pricing-table td {
    padding: 20px 30px;
    font-size: 18px;
    color: var(--text-dark);
}

.pricing-table td:first-child {
    font-weight: 500;
}

.pricing-table .price-cell {
    text-align: right;
    font-size: 22px;
    color: var(--primary-color);
    font-weight: 700;
}

.pricing-factors {
    max-width: 800px;
    margin: 0 auto 40px;
    background: var(--bg-color);
    padding: 30px;
    border-radius: 12px;
}

.pricing-factors h3 {
    font-size: 22px;
    color: var(--text-dark);
    margin-bottom: 20px;
    text-align: center;
}

.price-factors-list {
    list-style: none;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
}

.price-factors-list li {
    padding: 12px 20px;
    background: var(--white);
    border-radius: 8px;
    font-size: 16px;
    color: var(--text-light);
    border-left: 3px solid var(--primary-color);
}

.pricing-cta {
    text-align: center;
    margin-bottom: 20px;
}

.price-note {
    text-align: center;
    font-size: 14px;
    color: var(--text-light);
}

/* ===== 城市分站 ===== */
.cities {
    padding: 80px 0;
    background: var(--bg-color);
}

.cities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.city-card {
    background: var(--white);
    padding: 30px 20px;
    border-radius: 12px;
    text-align: center;
    text-decoration: none;
    color: var(--text-dark);
    box-shadow: var(--shadow);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.city-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-hover);
    color: var(--primary-color);
}

.city-icon {
    font-size: 40px;
}

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

.cities-note {
    text-align: center;
    font-size: 16px;
    color: var(--text-light);
}

/* ===== 案例展示 ===== */
.cases {
    padding: 80px 0;
    background: var(--white);
}

.cases-slider {
    position: relative;
}

.cases-container {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    scroll-behavior: smooth;
    padding: 20px 0;
    scrollbar-width: none;
}

.cases-container::-webkit-scrollbar {
    display: none;
}

.case-card {
    min-width: 300px;
    background: var(--white);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

.case-image {
    width: 100%;
    height: 200px;
    background: var(--bg-color);
}

.case-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 16px;
    text-align: center;
    padding: 20px;
}

.case-card h3 {
    padding: 20px 20px 10px;
    font-size: 20px;
    color: var(--text-dark);
}

.case-card p {
    padding: 0 20px 20px;
    color: var(--text-light);
    font-size: 16px;
}

.case-btn {
    width: calc(100% - 40px);
    margin: 0 20px 20px;
    padding: 12px;
    background: var(--primary-color);
    color: var(--white);
    border: none;
    border-radius: 8px;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.3s;
}

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

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 50px;
    height: 50px;
    background: var(--white);
    border: 2px solid var(--primary-color);
    border-radius: 50%;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
    transition: all 0.3s;
    z-index: 10;
}

.slider-btn:hover {
    background: var(--primary-color);
    color: var(--white);
}

.slider-btn.prev {
    left: -25px;
}

.slider-btn.next {
    right: -25px;
}

/* ===== 医生团队 ===== */
.doctors {
    padding: 80px 0;
    background: var(--bg-color);
}

.doctors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 40px;
}

.doctor-card {
    background: var(--white);
    padding: 40px;
    border-radius: 12px;
    display: flex;
    gap: 30px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
}

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

.doctor-avatar {
    width: 120px;
    height: 120px;
    border-radius: 50%;
    background: var(--bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.avatar-placeholder {
    font-size: 60px;
}

.doctor-info {
    flex: 1;
}

.doctor-info h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.doctor-title {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 10px;
}

.doctor-specialty {
    font-size: 16px;
    color: var(--text-light);
    margin-bottom: 20px;
    line-height: 1.6;
}

/* ===== FAQ ===== */
.faq {
    padding: 80px 0;
    background: var(--white);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto 40px;
}

.faq-item {
    border-bottom: 1px solid var(--border-color);
    padding: 25px 0;
}

.faq-question {
    font-size: 20px;
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 15px;
    cursor: pointer;
}

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

.faq-cta {
    text-align: center;
    font-size: 16px;
    color: var(--text-light);
}

.faq-cta a {
    color: var(--accent-color);
    text-decoration: none;
    font-weight: 600;
}

/* ===== 内容页 ===== */
.content-hero {
    margin-top: 80px;
    padding: 80px 0;
    background: linear-gradient(135deg, #F2F8FF 0%, #ffffff 100%);
}

.content-hero-inner {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.content-hero h1 {
    font-size: 40px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.breadcrumb {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 10px;
}

.hero-desc {
    font-size: 18px;
    color: var(--text-dark);
    line-height: 1.8;
    max-width: 900px;
}

.hero-highlight {
    background: var(--white);
    border-left: 4px solid var(--primary-color);
    padding: 20px 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    font-size: 16px;
    color: var(--text-dark);
    line-height: 1.8;
}

.content-section {
    padding: 70px 0;
    background: var(--white);
}

.content-section.alt {
    background: var(--bg-color);
}

.section-title.left {
    text-align: left;
}

.gift-grid {
    margin-top: 35px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.gift-card {
    background: linear-gradient(165deg, #ffffff 0%, #f6fbff 80%);
    border-radius: 18px;
    padding: 30px;
    box-shadow: 0 20px 45px rgba(43, 123, 219, 0.12);
    border: 1px solid rgba(43, 123, 219, 0.1);
    display: flex;
    flex-direction: column;
    gap: 12px;
    position: relative;
    overflow: hidden;
}

.gift-card::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 18px;
    border: 1px solid transparent;
    background: linear-gradient(135deg, rgba(43,123,219,0.25), rgba(75,180,230,0.1));
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

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

.gift-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.gift-icon {
    width: 56px;
    height: 56px;
    border-radius: 16px;
    background: rgba(43, 123, 219, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
}

.gift-badge {
    font-size: 14px;
    font-weight: 600;
    color: var(--primary-color);
    background: rgba(43, 123, 219, 0.12);
    padding: 6px 14px;
    border-radius: 999px;
    letter-spacing: 1px;
}

.gift-card h3 {
    font-size: 22px;
    margin-top: 5px;
}

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

.gift-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding-left: 0;
    margin-top: 5px;
}

.gift-list li {
    position: relative;
    padding-left: 20px;
    color: var(--text-dark);
    font-size: 15px;
}

.gift-list li::before {
    content: '';
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--primary-color);
    position: absolute;
    left: 0;
    top: 7px;
    opacity: 0.7;
}

.gift-note {
    margin-top: auto;
    padding-top: 12px;
    border-top: 1px dashed rgba(43, 123, 219, 0.3);
    font-size: 14px;
    color: var(--text-light);
}

.contact-highlight {
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    background: rgba(43, 123, 219, 0.08);
    border-radius: 16px;
    padding: 25px 30px;
}

.contact-highlight h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 6px;
}

.contact-highlight span {
    font-size: 14px;
    color: var(--text-light);
}

.contact-grid {
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
}

.contact-card {
    background: var(--white);
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(43, 123, 219, 0.15);
}

.contact-icon {
    width: 60px;
    height: 60px;
    border-radius: 18px;
    background: rgba(43, 123, 219, 0.12);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 18px;
}

.contact-card h3 {
    font-size: 22px;
    margin-bottom: 12px;
}

.contact-card p {
    color: var(--text-light);
    margin-bottom: 15px;
}

.contact-info-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    color: var(--text-dark);
    font-size: 15px;
}

.contact-form {
    margin-top: 35px;
    background: var(--white);
    padding: 35px;
    border-radius: 18px;
    box-shadow: var(--shadow);
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
}

.contact-form form {
    display: grid;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 15px;
    color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: 14px 16px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
    font-size: 15px;
    outline: none;
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    border-color: var(--primary-color);
}

.form-side {
    background: linear-gradient(160deg, #2B7BDB, #4BB4E6);
    color: var(--white);
    border-radius: 14px;
    padding: 25px;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.form-side h3 {
    font-size: 20px;
}

.form-side ul {
    list-style: disc;
    padding-left: 18px;
    line-height: 1.8;
}

.form-note {
    font-size: 14px;
    opacity: 0.9;
}

.contact-map {
    margin-top: 35px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 30px;
}

.map-placeholder {
    background: url('images/map-placeholder.jpg') center/cover, #E6F0FF;
    border-radius: 16px;
    min-height: 280px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 10px;
    color: var(--primary-color);
    font-weight: 600;
}

.map-placeholder span {
    font-size: 15px;
    color: var(--text-dark);
}

.map-info {
    background: var(--white);
    border-radius: 16px;
    padding: 30px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(43, 123, 219, 0.15);
}

.map-info h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.map-info ul {
    list-style: none;
    margin-bottom: 15px;
    color: var(--text-dark);
    line-height: 1.7;
}

.faq-hero {
    margin-top: 80px;
    padding: 90px 0 50px;
    background: linear-gradient(135deg, #F2F8FF 0%, #ffffff 100%);
}

.faq-hero-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 50px;
}

.faq-hero-text h1 {
    font-size: 42px;
    color: var(--primary-color);
    margin-bottom: 18px;
}

.faq-hero-text p {
    font-size: 18px;
    color: var(--text-dark);
    line-height: 1.8;
}

.faq-hero-tags {
    margin-top: 25px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.faq-tag {
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(43, 123, 219, 0.12);
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
}

.faq-hero-card {
    background: var(--white);
    border-radius: 20px;
    padding: 35px;
    box-shadow: var(--shadow-hover);
    min-width: 280px;
    display: flex;
    flex-direction: column;
    gap: 20px;
    border: 1px solid rgba(43, 123, 219, 0.15);
}

.faq-stat {
    display: flex;
    align-items: baseline;
    gap: 12px;
    font-size: 16px;
    color: var(--text-light);
}

.faq-stat-number {
    font-size: 40px;
    color: var(--primary-color);
    font-weight: 700;
    line-height: 1;
}

.faq-card-note {
    font-size: 15px;
    color: var(--text-dark);
    line-height: 1.6;
}

.content-page {
    padding: 70px 0 90px;
    background: var(--white);
}

.content-header {
    text-align: center;
    margin-bottom: 30px;
}

.content-title {
    font-size: 34px;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 10px;
}

.content-subtitle {
    font-size: 16px;
    color: var(--text-light);
}

.faq-tip-card {
    background: rgba(43, 123, 219, 0.08);
    border-radius: 14px;
    padding: 18px 20px;
    text-align: center;
    color: var(--primary-color);
    margin-bottom: 30px;
    font-weight: 500;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 25px;
}

.faq-category {
    background: linear-gradient(165deg, #ffffff 0%, #F6FAFF 90%);
    border-radius: 18px;
    padding: 28px;
    border: 1px solid rgba(43, 123, 219, 0.1);
    box-shadow: var(--shadow);
}

.faq-category-header {
    display: flex;
    align-items: center;
    gap: 14px;
    margin-bottom: 18px;
}

.faq-category-badge {
    width: 46px;
    height: 46px;
    border-radius: 14px;
    background: rgba(43, 123, 219, 0.15);
    color: var(--primary-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 18px;
}

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

.faq-link-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.faq-link-list li a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    background: rgba(255, 255, 255, 0.7);
    padding: 12px 16px;
    border-radius: 10px;
    text-decoration: none;
    color: var(--text-dark);
    font-size: 15px;
    transition: all 0.3s;
    border: 1px solid transparent;
}

.faq-link-list li a:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    box-shadow: var(--shadow);
    transform: translateY(-2px);
}

.faq-link-icon {
    font-size: 18px;
    color: var(--primary-color);
}

.faq-note {
    margin-top: 35px;
    text-align: center;
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.8;
}

.faq-detail-hero {
    margin-top: 80px;
    padding: 90px 0 60px;
    background: linear-gradient(135deg, #F2F8FF 0%, #ffffff 100%);
}

.faq-detail-hero h1 {
    font-size: 42px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.faq-detail-hero p {
    font-size: 18px;
    color: var(--text-dark);
    line-height: 1.8;
}

.faq-detail-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.faq-detail-meta-item {
    background: var(--white);
    border-radius: 16px;
    padding: 20px 24px;
    box-shadow: var(--shadow);
    border: 1px solid rgba(43, 123, 219, 0.12);
}

.faq-detail-meta-item span {
    display: block;
    color: var(--text-light);
    font-size: 15px;
    margin-bottom: 6px;
}

.faq-detail-meta-item strong {
    font-size: 20px;
    color: var(--primary-color);
}

.faq-detail-tags {
    margin-top: 20px;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.faq-detail-tags span {
    padding: 8px 16px;
    border-radius: 999px;
    background: rgba(43, 123, 219, 0.1);
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 600;
}

.faq-detail-body {
    padding: 70px 0 90px;
    background: var(--white);
}

.faq-detail-wrapper {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

.faq-detail-section {
    margin-bottom: 50px;
}

.faq-detail-section h2 {
    font-size: 26px;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.faq-detail-section h3 {
    font-size: 20px;
    color: var(--text-dark);
    margin-top: 25px;
    margin-bottom: 10px;
}

.faq-detail-section p {
    font-size: 16px;
    color: var(--text-dark);
    line-height: 1.8;
    margin-bottom: 15px;
}

.faq-detail-highlight {
    background: rgba(43, 123, 219, 0.08);
    border-left: 4px solid var(--primary-color);
    border-radius: 12px;
    padding: 22px;
    margin-bottom: 20px;
}

.faq-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 18px;
    margin-top: 20px;
}

.faq-detail-card {
    background: var(--bg-color);
    border-radius: 14px;
    padding: 20px;
    border: 1px solid rgba(43, 123, 219, 0.1);
}

.faq-detail-card h4 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.faq-detail-list {
    list-style: disc;
    padding-left: 20px;
    color: var(--text-dark);
    line-height: 1.8;
}

.faq-detail-table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.faq-detail-table th {
    background: var(--primary-color);
    color: var(--white);
    padding: 16px;
    font-size: 16px;
}

.faq-detail-table td {
    padding: 16px;
    border-bottom: 1px solid var(--border-color);
    font-size: 15px;
}

.faq-detail-table tr:nth-child(even) {
    background: var(--bg-color);
}

.faq-detail-note {
    background: #FFF7E6;
    border-left: 4px solid #FFA940;
    border-radius: 12px;
    padding: 18px 22px;
    color: #AD6800;
    margin-top: 20px;
    font-size: 15px;
}

.faq-detail-cta {
    background: linear-gradient(135deg, var(--primary-color), #1a5fa8);
    color: var(--white);
    padding: 35px;
    border-radius: 16px;
    text-align: center;
    margin-top: 40px;
}

.faq-detail-cta p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 20px;
}

.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.info-card {
    background: var(--white);
    padding: 25px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    border: 1px solid #E6EDFF;
}

.info-card h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.info-card p {
    font-size: 16px;
    color: var(--text-light);
    line-height: 1.7;
}

.two-column {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 30px;
    margin-top: 30px;
}

.check-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
    font-size: 16px;
    color: var(--text-dark);
}

.check-list li::before {
    content: "✔";
    color: var(--primary-color);
    margin-right: 10px;
}

.info-panel {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow);
    border-left: 4px solid var(--primary-color);
}

.info-panel h3 {
    font-size: 20px;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.timeline-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.timeline-step {
    background: var(--white);
    border-radius: 12px;
    padding: 25px 20px;
    border: 1px solid #E5ECFF;
    box-shadow: var(--shadow);
}

.step-badge {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--white);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    margin-bottom: 12px;
}

.timeline-step h3 {
    font-size: 18px;
    margin-bottom: 8px;
}

.timeline-step p {
    font-size: 15px;
    color: var(--text-light);
    line-height: 1.6;
}

.process-note.small {
    font-size: 15px;
    color: var(--text-light);
    margin-top: 20px;
    text-align: center;
}

.tips-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.tips-card {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow);
}

.tips-card h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.tips-card ul {
    list-style: disc;
    padding-left: 18px;
    color: var(--text-light);
    line-height: 1.7;
}

.myth-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.myth-item {
    background: var(--white);
    border-radius: 12px;
    padding: 25px;
    box-shadow: var(--shadow);
}

.myth-item h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.myth-item p {
    color: var(--text-light);
    line-height: 1.7;
}

.cta-box {
    background: linear-gradient(135deg, var(--primary-color), #1a5fa8);
    color: var(--white);
    padding: 40px;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
    box-shadow: var(--shadow-hover);
}

.cta-box h2 {
    font-size: 28px;
    margin-bottom: 10px;
}

.cta-box p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.7;
}

/* ===== 案例模块 ===== */
.cases-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 25px;
    margin-top: 30px;
}

.case-card {
    background: var(--white);
    border-radius: 14px;
    padding: 25px;
    box-shadow: var(--shadow);
    border: 1px solid #E8EEFF;
    position: relative;
    overflow: hidden;
}

.case-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: 14px;
    border: 2px solid transparent;
    background: linear-gradient(135deg, rgba(43,123,219,0.12), rgba(75,180,230,0.12));
    opacity: 0;
    transition: opacity 0.3s;
    pointer-events: none;
}

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

.case-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 6px 16px;
    border-radius: 999px;
    background: rgba(43,123,219,0.15);
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 12px;
    font-size: 14px;
}

.case-card h3 {
    font-size: 20px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.case-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    color: var(--text-light);
    font-size: 15px;
    line-height: 1.6;
}

.case-card ul li strong {
    color: var(--text-dark);
}

.cases-table-wrapper {
    margin-top: 30px;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--white);
}

.cases-table {
    width: 100%;
    border-collapse: collapse;
}

.cases-table thead {
    background: linear-gradient(135deg, var(--primary-color), #1a5fa8);
    color: #fff;
}

.cases-table th {
    padding: 18px 24px;
    text-align: left;
    font-size: 18px;
    font-weight: 600;
}

.cases-table td {
    padding: 18px 24px;
    border-bottom: 1px solid #EEF3FF;
    font-size: 16px;
    color: var(--text-dark);
}

.cases-table tr:last-child td {
    border-bottom: none;
}

/* ===== Footer ===== */
.footer {
    background: #2C3E50;
    color: var(--white);
    padding: 60px 0 30px;
}

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

.footer-section h3 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--white);
}

.footer-section h4 {
    font-size: 18px;
    margin-bottom: 15px;
    color: var(--white);
}

.footer-section p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    line-height: 1.8;
}

.footer-section ul {
    list-style: none;
}

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

.footer-section ul li a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s;
}

.footer-section ul li a:hover {
    color: var(--white);
}

.wechat-qrcode {
    text-align: center;
}

.qrcode-image {
    width: 150px;
    height: 150px;
    border-radius: 8px;
    border: 2px solid rgba(255, 255, 255, 0.2);
    background: var(--white);
    padding: 5px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 14px;
    margin-bottom: 10px;
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
    .banner-content {
        grid-template-columns: 1fr;
    }
    
    .faq-hero-inner {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .faq-hero-card {
        width: 100%;
    }
    
    .doctors-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-table th,
    .pricing-table td {
        padding: 15px 20px;
        font-size: 16px;
    }
    
    .pricing-table .price-cell {
        font-size: 20px;
    }
    
    .two-column {
        grid-template-columns: 1fr;
    }
    
    .cta-box {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .faq-hero-text h1 {
        font-size: 34px;
    }
    
    .faq-detail-hero h1 {
        font-size: 34px;
    }
    
    .faq-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-info {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .banner-title {
        font-size: 32px;
    }
    
    .banner-subtitle {
        font-size: 20px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .process-row {
        flex-wrap: wrap;
        gap: 15px;
    }
    
    .process-arrow {
        display: none;
    }
    
    .process-step {
        max-width: calc(50% - 10px);
        min-width: 140px;
    }
    
    .slider-btn {
        display: none;
    }
    
    .doctor-card {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .banner-title {
        font-size: 28px;
    }
    
    .faq-detail-hero h1 {
        font-size: 28px;
    }
    
    .faq-hero-text h1 {
        font-size: 28px;
    }
    
    .banner-buttons {
        flex-direction: column;
    }
    
    .pain-grid {
        grid-template-columns: 1fr;
    }
    
    .advantages-grid {
        grid-template-columns: 1fr;
    }
    
    .cities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .pricing-table th,
    .pricing-table td {
        padding: 12px 15px;
        font-size: 14px;
    }
    
    .pricing-table .price-cell {
        font-size: 18px;
    }
    
    .price-factors-list {
        grid-template-columns: 1fr;
    }
}