/* ==========================================
   纽约君信房东房客律师事务所 - 样式文件
   ========================================== */

/* CSS Variables */
:root {
    --primary-color: #1a365d;
    --secondary-color: #c9a227;
    --accent-color: #2c5282;
    --text-color: #2d3748;
    --text-light: #718096;
    --bg-light: #f7fafc;
    --bg-dark: #1a202c;
    --white: #ffffff;
    --border-color: #e2e8f0;
    --success-color: #38a169;
    --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

/* Reset & Base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Microsoft YaHei', 'PingFang SC', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    line-height: 1.8;
    color: var(--text-color);
    background-color: var(--white);
}

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

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

ul {
    list-style: none;
}

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

/* Header */
.header {
    background: var(--white);
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header-top {
    background: var(--primary-color);
    color: var(--white);
    padding: 8px 0;
    font-size: 14px;
}

.header-top-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.header-top-left {
    display: flex;
    gap: 25px;
    flex-wrap: wrap;
}

.header-top-left a {
    color: var(--white);
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-top-left a:hover {
    color: var(--secondary-color);
}

.header-top-right {
    display: flex;
    gap: 15px;
}

.header-top-right a {
    color: var(--white);
    font-size: 18px;
}

.header-top-right a:hover {
    color: var(--secondary-color);
}

.header-main {
    padding: 15px 0;
}

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

.logo a {
    color: var(--primary-color);
    text-decoration: none;
    transition: opacity 0.3s;
}

.logo a:hover {
    opacity: 0.8;
}

.logo-text {
    font-size: 26px;
    font-weight: 700;
    color: var(--primary-color);
}

.logo-subtitle {
    font-size: 12px;
    color: var(--text-light);
    letter-spacing: 2px;
}

/* Navigation */
.nav-menu {
    display: flex;
    gap: 35px;
}

.nav-menu a {
    color: var(--text-color);
    font-weight: 500;
    padding: 10px 0;
    position: relative;
}

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

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

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

/* Mobile Menu */
.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-color);
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.95) 0%, rgba(44, 82, 130, 0.9) 100%),
                url('images/hero-bg.jpg') center/cover no-repeat;
    min-height: 600px;
    display: flex;
    align-items: center;
    padding-top: 120px;
    color: var(--white);
}

.hero-content {
    max-width: 700px;
}

.hero-badge {
    display: inline-block;
    background: var(--secondary-color);
    color: var(--white);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
}

.hero h1 {
    font-size: 48px;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.hero p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 30px;
    line-height: 1.8;
}

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

.hero-stats {
    display: flex;
    gap: 50px;
    margin-top: 50px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-size: 42px;
    font-weight: 700;
    color: var(--secondary-color);
}

.stat-label {
    font-size: 14px;
    opacity: 0.8;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 30px;
    border-radius: 5px;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

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

.btn-primary:hover {
    background: #b8911f;
    transform: translateY(-2px);
}

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

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

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

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

/* Section Styles */
.section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: rgba(201, 162, 39, 0.1);
    color: var(--secondary-color);
    padding: 8px 20px;
    border-radius: 30px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 15px;
}

.section-title {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.section-desc {
    font-size: 18px;
    color: var(--text-light);
    max-width: 700px;
    margin: 0 auto;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: 10px;
    padding: 40px 30px;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid var(--border-color);
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.service-icon i {
    font-size: 32px;
    color: var(--white);
}

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

.service-card p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.service-link {
    color: var(--secondary-color);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.service-link:hover {
    gap: 12px;
}

/* About Section */
.about-section {
    background: var(--bg-light);
}

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

.about-image {
    position: relative;
}

.about-image img {
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
}

.about-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--secondary-color);
    color: var(--white);
    padding: 25px;
    border-radius: 10px;
    text-align: center;
}

.about-badge .number {
    font-size: 42px;
    font-weight: 700;
    display: block;
}

.about-badge .text {
    font-size: 14px;
}

.about-content h2 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.about-content p {
    color: var(--text-light);
    margin-bottom: 20px;
}

.about-features {
    margin-top: 30px;
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: 15px;
    margin-bottom: 20px;
}

.feature-item i {
    width: 24px;
    height: 24px;
    background: var(--success-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
    flex-shrink: 0;
    margin-top: 3px;
}

.feature-item span {
    font-weight: 500;
}

/* Why Choose Us */
.why-section {
    background: var(--primary-color);
    color: var(--white);
}

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

.why-item {
    text-align: center;
    padding: 30px;
}

.why-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.why-icon i {
    font-size: 36px;
    color: var(--secondary-color);
}

.why-item h3 {
    font-size: 20px;
    margin-bottom: 10px;
}

.why-item p {
    font-size: 14px;
    opacity: 0.8;
}

/* Cases/Blog Section */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.blog-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

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

.blog-image {
    height: 200px;
    overflow: hidden;
}

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

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

.blog-content {
    padding: 25px;
}

.blog-category {
    display: inline-block;
    background: rgba(201, 162, 39, 0.1);
    color: var(--secondary-color);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-bottom: 15px;
}

.blog-card h3 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 10px;
    line-height: 1.4;
}

.blog-card h3 a:hover {
    color: var(--secondary-color);
}

.blog-excerpt {
    color: var(--text-light);
    font-size: 14px;
    margin-bottom: 15px;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 13px;
    color: var(--text-light);
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--secondary-color) 0%, #d4af37 100%);
    padding: 60px 0;
    text-align: center;
    color: var(--white);
}

.cta-section h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.cta-section p {
    font-size: 18px;
    opacity: 0.9;
    margin-bottom: 30px;
}

.cta-buttons {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
}

.cta-section .btn-outline {
    border-color: var(--white);
}

.cta-section .btn-outline:hover {
    background: var(--white);
    color: var(--secondary-color);
}

/* Testimonials */
.testimonials-section {
    background: var(--bg-light);
}

.testimonial-card {
    background: var(--white);
    padding: 40px;
    border-radius: 10px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
}

.testimonial-text {
    font-size: 18px;
    font-style: italic;
    color: var(--text-color);
    margin-bottom: 25px;
    position: relative;
    padding-left: 30px;
}

.testimonial-text::before {
    content: '"';
    position: absolute;
    left: 0;
    top: -10px;
    font-size: 60px;
    color: var(--secondary-color);
    opacity: 0.3;
    font-family: Georgia, serif;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: var(--primary-color);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    font-weight: 700;
}

.author-info h4 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

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

/* FAQ Section */
.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background: var(--white);
    border-radius: 10px;
    margin-bottom: 15px;
    box-shadow: var(--shadow);
    overflow: hidden;
}

.faq-question {
    padding: 25px 30px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-weight: 600;
    color: var(--primary-color);
    font-size: 18px;
}

.faq-question i {
    transition: var(--transition);
    color: var(--secondary-color);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 30px 25px;
    color: var(--text-light);
    line-height: 1.8;
    display: none;
}

.faq-item.active .faq-answer {
    display: block;
}

/* Contact Section */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info-card {
    background: var(--primary-color);
    color: var(--white);
    padding: 50px;
    border-radius: 10px;
}

.contact-info-card h3 {
    font-size: 28px;
    margin-bottom: 30px;
}

.contact-info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    margin-bottom: 30px;
}

.contact-info-item i {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
    color: var(--secondary-color);
    flex-shrink: 0;
}

.contact-info-item h4 {
    margin-bottom: 5px;
    font-size: 16px;
}

.contact-info-item p {
    opacity: 0.8;
    font-size: 15px;
}

.contact-info-item a {
    color: var(--white);
}

.contact-info-item a:hover {
    color: var(--secondary-color);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-links a {
    width: 45px;
    height: 45px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
}

.social-links a:hover {
    background: var(--secondary-color);
}

/* Contact Form */
.contact-form {
    background: var(--white);
    padding: 50px;
    border-radius: 10px;
    box-shadow: var(--shadow);
}

.contact-form h3 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 20px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--text-color);
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.contact-form .btn {
    width: 100%;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: var(--white);
    padding-top: 60px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    padding-bottom: 40px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-about h3 {
    font-size: 24px;
    margin-bottom: 20px;
}

.footer-about p {
    opacity: 0.7;
    margin-bottom: 20px;
    line-height: 1.8;
}

.footer-column h4 {
    font-size: 18px;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.footer-column ul li {
    margin-bottom: 12px;
}

.footer-column ul li a {
    opacity: 0.7;
    transition: var(--transition);
}

.footer-column ul li a:hover {
    opacity: 1;
    color: var(--secondary-color);
}

.footer-bottom {
    padding: 25px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.footer-bottom p {
    opacity: 0.6;
    font-size: 14px;
}

.footer-bottom a {
    color: var(--secondary-color);
}

.footer-bottom a:hover {
    text-decoration: underline;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, rgba(26, 54, 93, 0.95) 0%, rgba(44, 82, 130, 0.9) 100%),
                url('images/page-header-bg.jpg') center/cover no-repeat;
    padding: 180px 0 80px;
    text-align: center;
    color: var(--white);
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 15px;
}

.breadcrumb {
    display: flex;
    justify-content: center;
    gap: 10px;
    font-size: 14px;
    opacity: 0.8;
}

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

/* Blog Detail */
.blog-detail {
    max-width: 900px;
    margin: 0 auto;
}

.blog-detail-header {
    margin-bottom: 40px;
}

.blog-detail-header h1 {
    font-size: 36px;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.4;
}

.blog-detail-meta {
    display: flex;
    gap: 20px;
    color: var(--text-light);
    font-size: 14px;
}

.blog-detail-meta span {
    display: flex;
    align-items: center;
    gap: 8px;
}

.blog-detail-image {
    margin-bottom: 40px;
    border-radius: 10px;
    overflow: hidden;
}

.blog-detail-image img {
    width: 100%;
}

.blog-detail-content {
    color: var(--text-color);
    line-height: 2;
}

.blog-detail-content h2 {
    font-size: 28px;
    color: var(--primary-color);
    margin: 40px 0 20px;
}

.blog-detail-content h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin: 30px 0 15px;
}

.blog-detail-content p {
    margin-bottom: 20px;
}

.blog-detail-content ul,
.blog-detail-content ol {
    margin-bottom: 20px;
    padding-left: 30px;
}

.blog-detail-content li {
    margin-bottom: 10px;
    list-style: disc;
}

.blog-detail-content ol li {
    list-style: decimal;
}

.blog-detail-content blockquote {
    background: var(--bg-light);
    border-left: 4px solid var(--secondary-color);
    padding: 20px 30px;
    margin: 30px 0;
    font-style: italic;
}

.blog-tags {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--border-color);
}

.blog-tags span {
    display: inline-block;
    background: var(--bg-light);
    padding: 8px 15px;
    border-radius: 5px;
    margin-right: 10px;
    margin-bottom: 10px;
    font-size: 14px;
    color: var(--text-light);
}

/* Services Detail */
.service-detail-card {
    background: var(--white);
    border-radius: 10px;
    padding: 40px;
    margin-bottom: 30px;
    box-shadow: var(--shadow);
}

.service-detail-card h3 {
    font-size: 24px;
    color: var(--primary-color);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.service-detail-card h3 i {
    color: var(--secondary-color);
}

.service-detail-card ul {
    margin-top: 20px;
}

.service-detail-card li {
    padding: 10px 0;
    padding-left: 25px;
    position: relative;
    border-bottom: 1px solid var(--border-color);
}

.service-detail-card li:last-child {
    border-bottom: none;
}

.service-detail-card li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--success-color);
    font-weight: bold;
}

/* Team Section */
.team-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.team-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    text-align: center;
}

.team-image {
    height: 300px;
    overflow: hidden;
}

.team-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.team-info {
    padding: 25px;
}

.team-info h3 {
    color: var(--primary-color);
    margin-bottom: 5px;
}

.team-info .title {
    color: var(--secondary-color);
    font-size: 14px;
    margin-bottom: 15px;
}

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

/* Map Section */
.map-section {
    height: 400px;
    background: var(--bg-light);
}

.map-section iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Utility Classes */
.text-center {
    text-align: center;
}

.mt-30 {
    margin-top: 30px;
}

.mb-30 {
    margin-bottom: 30px;
}

.bg-light {
    background-color: var(--bg-light);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
        gap: 0;
    }

    .nav-menu.active {
        display: flex;
    }

    .nav-menu a {
        padding: 15px 0;
        border-bottom: 1px solid var(--border-color);
    }

    .mobile-menu-btn {
        display: block;
    }

    .hero h1 {
        font-size: 36px;
    }

    .hero-stats {
        gap: 30px;
    }

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

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

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

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

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

@media (max-width: 768px) {
    .header-top-content {
        justify-content: center;
        text-align: center;
    }

    .header-top-left {
        justify-content: center;
    }

    .hero {
        min-height: auto;
        padding: 150px 0 80px;
    }

    .hero h1 {
        font-size: 28px;
    }

    .hero p {
        font-size: 16px;
    }

    .hero-stats {
        flex-direction: column;
        gap: 20px;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 28px;
    }

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

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

    .contact-form,
    .contact-info-card {
        padding: 30px;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

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

    .footer-bottom {
        flex-direction: column;
        text-align: center;
    }

    .page-header {
        padding: 140px 0 60px;
    }

    .page-header h1 {
        font-size: 32px;
    }

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

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

.animate-fadeInUp {
    animation: fadeInUp 0.6s ease forwards;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cta-section {
        display: none;
    }

    .hero {
        min-height: auto;
        padding: 20px 0;
    }
}