/* 
微信侦探寻人网(wxztzs.com)
主样式表
*/

/* 通用样式 */
:root {
    --primary-color: #0056b3;
    --secondary-color: #005299;
    --accent-color: #ff4757;
    --light-color: #f8f9fa;
    --dark-color: #343a40;
    --text-color: #333;
    --border-color: #ddd;
    --success-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
}

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

body {
    font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif;
    color: var(--text-color);
    line-height: 1.6;
    background-color: #fff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 15px;
}

a {
    text-decoration: none;
    color: var(--primary-color);
    transition: var(--transition);
}

a:hover {
    color: var(--secondary-color);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.btn {
    display: inline-block;
    padding: 10px 25px;
    border-radius: 4px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    text-align: center;
    border: none;
}

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

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

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

.btn-secondary:hover {
    background-color: var(--light-color);
}

.section-header {
    text-align: center;
    margin-bottom: 40px;
}

.section-header h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 10px;
    position: relative;
    padding-bottom: 15px;
}

.section-header h2:after {
    content: '';
    position: absolute;
    width: 60px;
    height: 3px;
    background-color: var(--accent-color);
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
}

.section-header p {
    font-size: 1.1rem;
    color: #666;
}

/* 头部样式 */
header {
    background-color: white;
    box-shadow: var(--shadow);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

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

.logo h1 {
    font-size: 1.8rem;
    color: var(--primary-color);
}

nav ul {
    display: flex;
}

nav ul li {
    margin-left: 30px;
}

nav ul li a {
    color: var(--text-color);
    font-weight: 500;
    font-size: 1.1rem;
    padding: 5px 0;
    position: relative;
}

nav ul li a:hover,
nav ul li a.active {
    color: var(--primary-color);
}

nav ul li a.active:after {
    content: '';
    position: absolute;
    width: 100%;
    height: 2px;
    background-color: var(--primary-color);
    bottom: 0;
    left: 0;
}

.mobile-menu {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
}

/* 首页英雄区域 */
.hero {
    padding: 80px 0;
    background-color: var(--light-color);
}

.hero .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.hero-content {
    flex: 1;
    padding-right: 40px;
}

.hero-image {
    flex: 1;
}

.hero h2 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: var(--dark-color);
}

.hero .highlight {
    color: var(--primary-color);
    position: relative;
}

.hero .highlight:after {
    content: '';
    position: absolute;
    width: 100%;
    height: 8px;
    background-color: rgba(0, 86, 179, 0.2);
    bottom: 5px;
    left: 0;
    z-index: -1;
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    color: #555;
}

.hero-buttons {
    display: flex;
    gap: 15px;
}

/* 服务卡片区域 */
.services {
    padding: 80px 0;
}

.service-cards {
    display: flex;
    gap: 30px;
    justify-content: space-between;
}

.service-card {
    flex: 1;
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(0, 86, 179, 0.1);
    border-radius: 50%;
}

.service-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.service-card h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.service-card p {
    color: #666;
    margin-bottom: 20px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    color: var(--primary-color);
    font-weight: 600;
}

.read-more i {
    margin-left: 5px;
    transition: var(--transition);
}

.read-more:hover i {
    margin-left: 10px;
}

/* 为什么选择我们区域 */
.why-choose-us {
    padding: 80px 0;
    background-color: var(--light-color);
}

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

.feature {
    text-align: center;
    padding: 30px 20px;
    background-color: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.feature-icon {
    margin-bottom: 20px;
}

.feature-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.feature h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

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

.testimonial-slider {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding-bottom: 30px;
}

.testimonial {
    flex: 0 0 calc(33.333% - 20px);
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.testimonial-content {
    margin-bottom: 20px;
}

.testimonial-content p {
    font-style: italic;
    line-height: 1.7;
    color: #555;
}

.testimonial-author {
    display: flex;
    align-items: center;
}

.author-image {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 15px;
}

.author-info h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
}

.author-info p {
    color: #777;
    font-size: 0.9rem;
}

/* 呼叫行动区域 */
.cta {
    padding: 80px 0;
    background-color: var(--primary-color);
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta h2 {
    font-size: 2.2rem;
    margin-bottom: 20px;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

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

.cta .btn-primary:hover {
    background-color: var(--light-color);
}

/* 页脚区域 */
footer {
    background-color: var(--dark-color);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-bottom: 40px;
}

.footer-logo h2 {
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.footer-logo p {
    opacity: 0.7;
}

.footer-links,
.footer-services,
.footer-contact {
    flex: 1;
    min-width: 200px;
    margin-bottom: 30px;
}

.footer-links h3,
.footer-services h3,
.footer-contact h3 {
    font-size: 1.3rem;
    margin-bottom: 20px;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h3:after,
.footer-services h3:after,
.footer-contact h3:after {
    content: '';
    position: absolute;
    width: 40px;
    height: 2px;
    background-color: var(--accent-color);
    bottom: 0;
    left: 0;
}

.footer-links ul li,
.footer-services ul li,
.footer-contact ul li {
    margin-bottom: 10px;
}

.footer-links ul li a,
.footer-services ul li a {
    color: rgba(255, 255, 255, 0.7);
    transition: var(--transition);
}

.footer-links ul li a:hover,
.footer-services ul li a:hover {
    color: white;
    padding-left: 5px;
}

.footer-contact ul li {
    display: flex;
    align-items: center;
    color: rgba(255, 255, 255, 0.7);
}

.footer-contact ul li i {
    margin-right: 10px;
    color: var(--accent-color);
}

.copyright {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* 页面头部 */
.page-header {
    background-color: var(--primary-color);
    color: white;
    text-align: center;
    padding: 60px 0;
}

.page-header h1 {
    font-size: 2.5rem;
    margin-bottom: 10px;
}

.page-header p {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 700px;
    margin: 0 auto;
}

/* 服务详情页 */
.service-detail {
    padding: 80px 0;
}

.service-detail .container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.service-detail:nth-child(even) .container {
    flex-direction: row-reverse;
}

.service-image,
.service-content {
    flex: 1;
}

.service-image img {
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.service-content h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-description {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 30px;
    line-height: 1.7;
}

.service-features {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 30px;
}

.service-features .feature {
    display: flex;
    align-items: center;
    text-align: left;
    padding: 15px;
    box-shadow: none;
}

.service-features .feature:hover {
    transform: none;
}

.service-features .feature i {
    font-size: 1.2rem;
    color: var(--success-color);
    margin-right: 10px;
}

.service-process {
    font-size: 1.05rem;
    color: #555;
    margin-bottom: 30px;
    line-height: 1.7;
}

/* 服务流程 */
.service-process {
    padding: 80px 0;
    background-color: var(--light-color);
}

.process-steps {
    display: flex;
    justify-content: space-between;
    position: relative;
}

.process-steps::before {
    content: "";
    position: absolute;
    top: 40px;
    left: 0;
    width: 100%;
    height: 3px;
    background-color: var(--border-color);
    z-index: 1;
}

.process-step {
    flex: 1;
    text-align: center;
    position: relative;
    z-index: 2;
}

.step-number {
    width: 80px;
    height: 80px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: bold;
    margin: 0 auto 20px;
}

.step-content h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.step-content p {
    color: #555;
}

/* 价格方案 */
.pricing {
    padding: 80px 0;
}

.pricing-plans {
    display: flex;
    gap: 30px;
    justify-content: center;
}

.pricing-plan {
    flex: 1;
    max-width: 350px;
    background-color: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
    position: relative;
}

.pricing-plan:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.pricing-plan.featured {
    transform: scale(1.05);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    border: 2px solid var(--primary-color);
    z-index: 1;
}

.pricing-plan.featured:hover {
    transform: scale(1.05) translateY(-10px);
}

.plan-tag {
    position: absolute;
    top: 15px;
    right: -30px;
    background-color: var(--accent-color);
    color: white;
    padding: 5px 30px;
    font-size: 0.9rem;
    font-weight: bold;
    transform: rotate(45deg);
}

.plan-header {
    padding: 30px;
    text-align: center;
    background-color: var(--primary-color);
    color: white;
}

.plan-header h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
}

.plan-price {
    margin-bottom: 10px;
}

.price {
    font-size: 2.5rem;
    font-weight: bold;
}

.period {
    font-size: 1rem;
    opacity: 0.8;
}

.plan-features {
    padding: 30px;
}

.plan-features li {
    margin-bottom: 15px;
    display: flex;
    align-items: center;
}

.plan-features li i {
    margin-right: 10px;
}

.plan-features li i.fa-check {
    color: var(--success-color);
}

.plan-features li i.fa-times {
    color: var(--danger-color);
}

.pricing-plan .btn {
    display: block;
    margin: 0 30px 30px;
}

/* 关于我们页面 */
.about-intro {
    padding: 80px 0;
}

.about-intro .container {
    display: flex;
    align-items: center;
    gap: 50px;
}

.about-content {
    flex: 1;
}

.about-image {
    flex: 1;
}

.about-image img {
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.about-content h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.about-content p {
    margin-bottom: 15px;
    font-size: 1.1rem;
    color: #555;
    line-height: 1.7;
}

/* 使命愿景区域 */
.mission-vision {
    padding: 80px 0;
    background-color: var(--light-color);
    display: flex;
}

.mission-vision .container {
    display: flex;
    gap: 30px;
}

.mission, .vision, .values {
    flex: 1;
    background-color: white;
    padding: 30px;
    border-radius: 8px;
    box-shadow: var(--shadow);
    text-align: center;
}

.mission-icon, .vision-icon, .values-icon {
    margin-bottom: 20px;
}

.mission-icon i, .vision-icon i, .values-icon i {
    font-size: 3rem;
    color: var(--primary-color);
}

.mission h3, .vision h3, .values h3 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    color: var(--dark-color);
}

.mission p, .vision p, .values p {
    color: #555;
    line-height: 1.7;
}

/* 团队成员区域 */
.team {
    padding: 80px 0;
}

.team-members {
    display: flex;
    gap: 30px;
    justify-content: center;
}

.team-member {
    flex: 1;
    max-width: 350px;
    background-color: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: var(--transition);
}

.team-member:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
}

.member-image img {
    width: 100%;
    height: 250px;
    object-fit: cover;
}

.member-info {
    padding: 20px;
    text-align: center;
}

.member-info h3 {
    font-size: 1.4rem;
    margin-bottom: 5px;
    color: var(--dark-color);
}

.member-position {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 10px;
}

.member-description {
    color: #555;
    line-height: 1.6;
}

/* 成就数字区域 */
.achievements {
    padding: 80px 0;
    background-color: var(--primary-color);
    color: white;
}

.achievements .section-header h2 {
    color: white;
}

.achievements .section-header p {
    color: rgba(255, 255, 255, 0.8);
}

.achievements .section-header h2:after {
    background-color: white;
}

.achievement-counters {
    display: flex;
    justify-content: space-between;
    text-align: center;
}

.counter {
    flex: 1;
    padding: 20px;
}

.counter-number {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 10px;
}

.counter-title {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* 时间线区域 */
.timeline {
    padding: 80px 0;
    background-color: var(--light-color);
}

.timeline-items {
    position: relative;
    padding-left: 50px;
}

.timeline-items:before {
    content: '';
    position: absolute;
    left: 10px;
    top: 0;
    height: 100%;
    width: 2px;
    background-color: var(--primary-color);
}

.timeline-item {
    margin-bottom: 50px;
    position: relative;
}

.timeline-item:last-child {
    margin-bottom: 0;
}

.timeline-year {
    position: absolute;
    left: -50px;
    top: 0;
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
}

.timeline-content {
    background-color: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.timeline-content h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--primary-color);
}

.timeline-content p {
    color: #555;
}

/* 联系信息区域 */
.contact-info {
    padding: 80px 0;
}

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

.contact-card {
    background-color: white;
    padding: 30px;
    text-align: center;
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.contact-icon {
    margin-bottom: 20px;
}

.contact-icon i {
    font-size: 2.5rem;
    color: var(--primary-color);
}

.contact-card h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
    color: var(--dark-color);
}

.contact-card p {
    color: #555;
    margin-bottom: 5px;
}

.contact-card .time {
    font-size: 0.9rem;
    color: #777;
}

/* 联系表单区域 */
.contact-form {
    padding: 80px 0;
    background-color: var(--light-color);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    background-color: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 40px;
}

form {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.form-group {
    flex: 0 0 calc(50% - 10px);
}

.form-group.full-width {
    flex: 0 0 100%;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--dark-color);
}

.required {
    color: var(--danger-color);
}

input[type="text"],
input[type="tel"],
input[type="email"],
select,
textarea {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-size: 1rem;
    transition: var(--transition);
}

input[type="text"]:focus,
input[type="tel"]:focus,
input[type="email"]:focus,
select:focus,
textarea:focus {
    border-color: var(--primary-color);
    outline: none;
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.1);
}

.checkbox-label {
    display: flex;
    align-items: center;
    font-weight: normal;
}

.checkbox-label input[type="checkbox"] {
    margin-right: 10px;
}

.form-submit {
    flex: 0 0 100%;
    margin-top: 20px;
}

.form-submit .btn {
    padding: 12px 30px;
    font-size: 1.1rem;
}

/* 二维码区域 */
.qr-codes {
    padding: 80px 0;
}

.qr-code-container {
    display: flex;
    justify-content: center;
    gap: 50px;
}

.qr-code {
    text-align: center;
    max-width: 200px;
}

.qr-code img {
    width: 150px;
    height: 150px;
    margin: 0 auto 15px;
    border: 5px solid white;
    box-shadow: var(--shadow);
}

.qr-code h3 {
    font-size: 1.3rem;
    margin-bottom: 5px;
    color: var(--dark-color);
}

.qr-code p {
    color: #555;
}

/* FAQ区域 */
.faq {
    padding: 80px 0;
    background-color: var(--light-color);
}

.faq-items {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: white;
    border-radius: 8px;
    box-shadow: var(--shadow);
    margin-bottom: 20px;
    overflow: hidden;
}

.faq-question {
    padding: 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
}

.faq-question h3 {
    font-size: 1.2rem;
    color: var(--dark-color);
}

.faq-question i {
    font-size: 1.2rem;
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-answer {
    padding: 0 20px 20px;
    line-height: 1.7;
    color: #555;
}

/* 地图区域 */
.map {
    padding: 80px 0;
}

.map-container {
    height: 400px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.map-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* 响应式设计 */
@media (max-width: 1024px) {
    .services .service-cards,
    .pricing-plans,
    .team-members {
        flex-wrap: wrap;
    }

    .service-card,
    .pricing-plan,
    .team-member {
        flex: 0 0 calc(50% - 15px);
        margin-bottom: 30px;
    }

    .features {
        grid-template-columns: repeat(2, 1fr);
    }

    .contact-cards {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .hero .container,
    .service-detail .container,
    .about-intro .container,
    .mission-vision .container {
        flex-direction: column;
    }

    .hero-content {
        padding-right: 0;
        margin-bottom: 40px;
    }

    .service-image,
    .service-content,
    .about-content,
    .about-image {
        flex: 0 0 100%;
    }

    .service-detail:nth-child(even) .container {
        flex-direction: column;
    }

    .service-detail .service-image {
        margin-bottom: 30px;
    }

    .process-steps::before {
        display: none;
    }

    .process-steps {
        flex-direction: column;
        gap: 30px;
    }

    .achievement-counters {
        flex-wrap: wrap;
    }

    .counter {
        flex: 0 0 50%;
        margin-bottom: 30px;
    }

    nav {
        display: none;
    }

    .mobile-menu {
        display: block;
    }
}

@media (max-width: 576px) {
    .service-card,
    .pricing-plan,
    .team-member {
        flex: 0 0 100%;
    }

    .features {
        grid-template-columns: 1fr;
    }

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

    .form-group {
        flex: 0 0 100%;
    }

    .service-features {
        grid-template-columns: 1fr;
    }

    .qr-code-container {
        flex-direction: column;
        align-items: center;
    }

    .counter {
        flex: 0 0 100%;
    }
}

/* 添加SEO关键词样式 */
.seo-keywords {
    background-color: #f8f9fa;
    padding: 20px 0;
    border-top: 1px solid #eaeaea;
}

.keyword-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 15px;
}

.keyword-links a {
    color: #666;
    font-size: 0.85rem;
    text-decoration: none;
    transition: color 0.3s ease;
}

.keyword-links a:hover {
    color: #0056b3;
    text-decoration: underline;
}

@media (max-width: 768px) {
    .keyword-links {
        gap: 10px;
    }
    
    .keyword-links a {
        font-size: 0.8rem;
    }
}