/* ===== 全局重置与基础样式 ===== */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #001E3C;
    --primary-light: #003d7a;
    --primary-dark: #001430;
    --accent: #0087E1;
    --accent-light: #0FC3F0;
    --accent-dark: #0069C3;
    --white: #ffffff;
    --gray-50: #f8f9fa;
    --gray-100: #f0f2f5;
    --gray-200: #e2e6ea;
    --gray-300: #c8ced4;
    --gray-500: #8a93a0;
    --gray-700: #4a5568;
    --gray-900: #2d3748;
    --text: #333333;
    --text-light: #666666;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.12);
    --radius: 12px;
    --radius-sm: 6px;
    --transition: 0.3s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
    color: var(--text);
    line-height: 1.7;
    background: var(--white);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.section {
    padding: 96px 0;
}

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

.section-tag {
    display: inline-block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: 3px;
    margin-bottom: 12px;
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 16px;
}

.section-desc {
    font-size: 1.05rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.8;
}

/* ===== 按钮样式 ===== */
.btn {
    display: inline-block;
    padding: 14px 36px;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 50px;
    transition: all var(--transition);
    cursor: pointer;
    border: none;
    letter-spacing: 0.5px;
}

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

.btn-primary:hover {
    background: var(--accent-dark);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 135, 225, 0.35);
}

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

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

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

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

/* ===== 导航栏 ===== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 12px 0;
    transition: all var(--transition);
    background: var(--white);
    box-shadow: var(--shadow-sm);
}

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

.navbar .logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.navbar .logo-img {
    height: 44px;
    width: auto;
    display: block;
}

.navbar .logo-en {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    letter-spacing: 1px;
    padding-left: 12px;
    border-left: 1.5px solid var(--gray-300);
    line-height: 1.4;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-links a {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text);
    transition: color var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent);
    transition: width var(--transition);
}

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

.nav-links a:hover {
    color: var(--accent);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    width: 30px;
    height: 24px;
    position: relative;
    z-index: 1001;
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--primary);
    transition: all var(--transition);
    position: absolute;
    left: 0;
}

.nav-toggle span:nth-child(1) { top: 0; }
.nav-toggle span:nth-child(2) { top: 11px; }
.nav-toggle span:nth-child(3) { bottom: 0; }

.nav-toggle.active span:nth-child(1) {
    top: 11px;
    transform: rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    bottom: 11px;
    transform: rotate(-45deg);
}

.nav-cta {
    padding: 10px 24px;
    font-size: 0.85rem;
}

/* ===== Hero区域 ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 40%, var(--primary-light) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 135, 225, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(0, 135, 225, 0.05) 0%, transparent 50%);
}

.hero::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/hero-bg.jpg') center center / cover no-repeat;
    opacity: 0.06;
    z-index: 0;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    overflow: hidden;
}

.hero-particles span {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(0, 135, 225, 0.3);
    border-radius: 50%;
    animation: float 20s infinite;
}

.hero-particles span:nth-child(1) { top: 10%; left: 10%; animation-delay: 0s; }
.hero-particles span:nth-child(2) { top: 20%; left: 80%; animation-delay: 2s; width: 6px; height: 6px; }
.hero-particles span:nth-child(3) { top: 60%; left: 5%; animation-delay: 4s; }
.hero-particles span:nth-child(4) { top: 40%; left: 90%; animation-delay: 6s; width: 3px; height: 3px; }
.hero-particles span:nth-child(5) { top: 80%; left: 20%; animation-delay: 8s; }
.hero-particles span:nth-child(6) { top: 70%; left: 70%; animation-delay: 10s; width: 5px; height: 5px; }
.hero-particles span:nth-child(7) { top: 30%; left: 40%; animation-delay: 12s; }
.hero-particles span:nth-child(8) { top: 90%; left: 50%; animation-delay: 14s; }

@keyframes float {
    0%, 100% { transform: translateY(0) scale(1); opacity: 0.3; }
    50% { transform: translateY(-80px) scale(1.5); opacity: 0.8; }
}

.hero .container {
    position: relative;
    z-index: 1;
    text-align: center;
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(0, 135, 225, 0.15);
    border: 1px solid rgba(0, 135, 225, 0.3);
    border-radius: 50px;
    color: var(--accent);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 24px;
    backdrop-filter: blur(10px);
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 20px;
    line-height: 1.2;
}

.hero h1 .highlight {
    color: var(--accent);
}

.hero p {
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.8);
    max-width: 650px;
    margin: 0 auto 40px;
    line-height: 1.8;
}

.hero-actions {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 60px;
    margin-top: 80px;
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.hero-stat-item .number {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--accent);
    display: block;
    line-height: 1.2;
}

.hero-stat-item .label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

/* ===== 关于我们 ===== */
.about {
    background: var(--white);
}

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

.about-image {
    position: relative;
}

.about-image-wrapper {
    background: var(--gray-100);
    border-radius: var(--radius);
    aspect-ratio: 4/3;
    position: relative;
    overflow: hidden;
}

.about-image-wrapper img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
    transition: transform 0.6s ease;
}

.about-image-wrapper:hover img {
    transform: scale(1.05);
}

.about-image-wrapper::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary) 0%, transparent 60%);
    opacity: 0.3;
}


.about-image .experience-badge {
    position: absolute;
    bottom: -20px;
    right: -20px;
    background: var(--accent);
    color: var(--white);
    padding: 20px 28px;
    border-radius: var(--radius);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.about-image .experience-badge .number {
    font-size: 2rem;
    font-weight: 800;
    display: block;
    line-height: 1.2;
}

.about-image .experience-badge .label {
    font-size: 0.8rem;
    opacity: 0.9;
}

.about-content h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 20px;
}

.about-content p {
    color: var(--text-light);
    margin-bottom: 16px;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin-top: 32px;
}

.about-feature {
    display: flex;
    align-items: flex-start;
    gap: 12px;
}

.about-feature i {
    color: var(--accent);
    font-size: 1.1rem;
    margin-top: 4px;
    flex-shrink: 0;
}

.about-feature h4 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 4px;
}

.about-feature p {
    font-size: 0.85rem;
    color: var(--text-light);
    margin: 0;
}

/* ===== 服务领域 ===== */
.services {
    background: var(--gray-50);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px 32px;
    text-align: center;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

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

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.service-card .icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 24px;
    transition: all var(--transition);
}

.service-card:hover .icon {
    background: var(--accent);
    transform: scale(1.1);
}

.service-card .icon i {
    font-size: 1.6rem;
    color: var(--white);
}

.service-card h3 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 12px;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== 行业专长 ===== */
.industries {
    background: var(--white);
}

.industries-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.industry-card {
    padding: 32px 24px;
    text-align: center;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius);
    transition: all var(--transition);
    cursor: default;
}

.industry-card:hover {
    border-color: var(--accent);
    box-shadow: var(--shadow-md);
    transform: translateY(-4px);
}

.industry-card .icon {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 16px;
    transition: color var(--transition);
}

.industry-card:hover .icon {
    color: var(--accent);
}

.industry-card h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 8px;
}

.industry-card p {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* ===== 热门职位 ===== */
.jobs {
    background: var(--gray-50);
}

.jobs-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.job-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 32px;
    transition: all var(--transition);
    box-shadow: var(--shadow-sm);
    border-left: 4px solid var(--primary);
}

.job-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--accent);
}

.job-card .job-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 12px;
}

.job-card .job-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--primary);
}

.job-card .job-salary {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--accent);
    white-space: nowrap;
}

.job-card .job-company {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 16px;
}

.job-card .job-tags {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

.job-card .job-tag {
    padding: 4px 14px;
    background: var(--gray-100);
    border-radius: 50px;
    font-size: 0.8rem;
    color: var(--text-light);
}

.job-card .job-tag.highlight {
    background: rgba(0, 135, 225, 0.1);
    color: var(--accent-dark);
    font-weight: 500;
}

.job-card .job-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 16px;
    border-top: 1px solid var(--gray-100);
}

.job-card .job-date {
    font-size: 0.8rem;
    color: var(--gray-500);
}

.job-card .job-link {
    font-size: 0.85rem;
    color: var(--primary);
    font-weight: 600;
}

.job-card .job-link:hover {
    color: var(--accent);
}

.jobs-more {
    text-align: center;
    margin-top: 40px;
}

/* ===== 成功案例 ===== */
.cases {
    background: var(--white);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.case-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    border: 1px solid var(--gray-100);
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.case-card-image {
    height: 200px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.case-card-image img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 30%;
    transition: transform 0.6s ease;
}

.case-card:hover .case-card-image img {
    transform: scale(1.08);
}

.case-card-image::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--primary-dark) 0%, transparent 60%);
    opacity: 0.5;
}

.case-card-image .case-icon {
    font-size: 3rem;
    color: rgba(255, 255, 255, 0.15);
    position: relative;
    z-index: 1;
}

.case-card-image .case-industry {
    position: absolute;
    top: 16px;
    left: 16px;
    padding: 4px 14px;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 50px;
    color: var(--white);
    font-size: 0.75rem;
    backdrop-filter: blur(10px);
}

.case-card-body {
    padding: 28px;
}

.case-card-body h3 {
    font-size: 1rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 8px;
}

.case-card-body .case-role {
    font-size: 0.85rem;
    color: var(--accent-dark);
    font-weight: 500;
    margin-bottom: 12px;
}

.case-card-body p {
    font-size: 0.88rem;
    color: var(--text-light);
    line-height: 1.7;
}

/* ===== 联系我们 ===== */
.contact {
    background: var(--primary);
    position: relative;
    overflow: hidden;
}

.contact::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(ellipse at 0% 100%, rgba(0, 135, 225, 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 100% 0%, rgba(0, 135, 225, 0.05) 0%, transparent 50%);
}

.contact .container {
    position: relative;
    z-index: 1;
}

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

.contact .section-desc {
    color: rgba(255, 255, 255, 0.7);
}

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

.contact-info h3 {
    font-size: 1.5rem;
    color: var(--white);
    margin-bottom: 16px;
}

.contact-info > p {
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 36px;
}

.contact-item {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
    align-items: flex-start;
}

.contact-item i {
    width: 50px;
    height: 50px;
    background: rgba(0, 135, 225, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.1rem;
    flex-shrink: 0;
}

.contact-item h4 {
    font-size: 0.95rem;
    color: var(--white);
    font-weight: 600;
    margin-bottom: 4px;
}

.contact-item p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.7);
}

.contact-item-qr div {
    display: flex;
    flex-direction: column;
}

.contact-qr-block {
    margin-top: 8px;
    padding-left: 66px;
}

.contact-qr-block img {
    width: 200px;
    height: 200px;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.contact-form {
    background: var(--white);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow-lg);
}

.contact-form h3 {
    font-size: 1.25rem;
    color: var(--primary);
    margin-bottom: 24px;
    font-weight: 700;
}

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

.form-group label {
    display: block;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid var(--gray-200);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-family: inherit;
    transition: border-color var(--transition);
    background: var(--gray-50);
    color: var(--text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent);
    background: var(--white);
}

.form-group textarea {
    height: 120px;
    resize: vertical;
}

.form-submit {
    width: 100%;
    padding: 14px;
    font-size: 1rem;
}

/* ===== 页脚 ===== */
.footer {
    background: var(--primary-dark);
    padding: 60px 0 0;
    color: rgba(255, 255, 255, 0.7);
}

.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-brand .footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 16px;
}

.footer-brand p {
    font-size: 0.85rem;
    line-height: 1.8;
}

.footer h4 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--white);
    margin-bottom: 20px;
}

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

.footer-links a {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--accent);
}

.footer-bottom {
    padding: 24px 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
}

.footer-bottom a {
    color: rgba(255, 255, 255, 0.6);
}

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

/* ===== 滚动动画 ===== */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-left {
    opacity: 0;
    transform: translateX(-30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.fade-in-right {
    opacity: 0;
    transform: translateX(30px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* ===== 响应式设计 ===== */
@media (max-width: 1024px) {
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

@media (max-width: 768px) {
    .section {
        padding: 64px 0;
    }

    .section-title {
        font-size: 1.65rem;
    }

    /* 导航 */
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 75%;
        max-width: 320px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 80px 40px 40px;
        gap: 24px;
        transition: right 0.3s ease;
        box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
        align-items: flex-start;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        color: var(--text) !important;
        font-size: 1rem;
    }

    .nav-links a::after {
        background: var(--accent);
    }

    .nav-toggle {
        display: block;
    }

    .nav-cta {
        display: none;
    }

    /* Hero */
    .hero h1 {
        font-size: 2.2rem;
    }

    .hero p {
        font-size: 1rem;
    }

    .hero-stats {
        gap: 30px;
        flex-wrap: wrap;
    }

    .hero-stat-item .number {
        font-size: 1.8rem;
    }

    /* 关于 */
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .about-image .experience-badge {
        right: 0;
        bottom: -20px;
        padding: 16px 20px;
    }

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

    /* 行业 */
    .industries-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    /* 职位 */
    .jobs-grid {
        grid-template-columns: 1fr;
    }

    /* 案例 */
    .cases-grid {
        grid-template-columns: 1fr;
    }

    /* 联系 */
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .contact-form {
        padding: 28px;
    }

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

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 1.8rem;
    }

    .hero-stats {
        flex-direction: column;
        gap: 16px;
    }

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

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