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

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: #2c3e50;
    overflow-x: hidden;
    background: #fafbfc;
}

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

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    z-index: 1000;
    padding: 1rem 0;
    box-shadow: 0 1px 30px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    height: 40px;
    width: auto;
    transition: transform 0.3s ease;
}

.logo-text {
    height: 35px;
    width: auto;
    transition: transform 0.3s ease;
}

.nav-logo:hover .logo-icon,
.nav-logo:hover .logo-text {
    transform: scale(1.05);
}

/* 保留原有的h2样式作为备用 */
.nav-logo h2 {
    color: #2c5aa0;
    font-weight: 700;
    font-size: 1.8rem;
    margin: 0;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #4a5568;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #3182ce;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #3182ce;
    transition: width 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 主页横幅样式 */
.hero {
    height: 50vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    background: linear-gradient(135deg, #2c5aa0 0%, #1e3f73 100%);
    color: white;
    text-align: center;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('img/公司介绍1.jpg') center/cover no-repeat;
    opacity: 0.6;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 20px;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.5s forwards;
    white-space: nowrap;
}

.hero-content h2 {
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.7s forwards;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fadeInUp 1s ease 0.9s forwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    opacity: 0;
    animation: fadeInUp 1s ease 1.1s forwards;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: 500;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: #4a90e2;
    color: white;
    border-color: #4a90e2;
}

.btn-primary:hover {
    background: transparent;
    color: #4a90e2;
    border-color: #4a90e2;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(74, 144, 226, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(255, 255, 255, 0.3);
}

/* 公司介绍样式 */
.about {
    padding: 100px 0;
    background: #f8f9fa;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c5aa0;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.company-image {
    width: 100%;
    max-width: none;
    height: 250px;
    object-fit: cover;
    border-radius: 15px;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.company-image:hover {
    transform: scale(1.05);
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #666;
    line-height: 1.8;
}

.company-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    text-align: center;
}

.stat h3 {
    font-size: 2.5rem;
    color: #2c5aa0;
    font-weight: 700;
}

.stat p {
    color: #666;
    margin-top: 0.5rem;
}

.about-features {
    display: grid;
    gap: 2rem;
}

.feature {
    background: white;
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-5px);
}

.feature h4 {
    color: #2c5aa0;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature p {
    color: #666;
    line-height: 1.6;
}

/* 招聘职位样式 */
.positions {
    padding: 100px 0;
    background: white;
}

.positions h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: #2c5aa0;
}

.job-title-section {
    text-align: center;
    margin-bottom: 3rem;
}

.job-title-section h3 {
    font-size: 1.8rem;
    color: #4a90e2;
    font-weight: 600;
    background: linear-gradient(135deg, #f0f4ff 0%, #e8f4fd 100%);
    padding: 1rem 2rem;
    border-radius: 50px;
    display: inline-block;
    border: 2px solid #e0f2fe;
    box-shadow: 0 4px 15px rgba(74, 144, 226, 0.15);
    transition: all 0.3s ease;
}

.job-title-section h3:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(74, 144, 226, 0.25);
    border-color: #4a90e2;
}

.positions-grid {
    display: flex;
    flex-direction: column;
    gap: 3rem;
    max-width: 800px;
    margin: 0 auto;
}

.job-section {
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid #eee;
}

.job-section h3 {
    color: #2c5aa0;
    font-size: 1.8rem;
    margin-bottom: 1.5rem;
    text-align: center;
}

.job-section p {
    color: #666;
    font-size: 1.1rem;
    line-height: 1.8;
    text-align: center;
}

.requirements-list {
    list-style: none;
    padding: 0;
}

.requirements-list li {
    color: #666;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 1rem;
    padding-left: 1.5rem;
    position: relative;
}

.requirements-list li::before {
    content: "✓";
    color: #2c5aa0;
    font-weight: bold;
    position: absolute;
    left: 0;
    top: 0;
}

.apply-section {
    text-align: center;
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    border: 1px solid #eee;
}

.btn-apply-main {
    background: #2c5aa0;
    color: white;
    border: none;
    padding: 15px 40px;
    border-radius: 50px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1.1rem;
    min-width: 200px;
}

.btn-apply-main:hover {
    background: #1e3f73;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(44, 90, 160, 0.3);
}

.position-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
    border: 1px solid #eee;
}

.position-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.position-card h3 {
    color: #2c5aa0;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.position-info {
    display: flex;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.position-info span {
    background: #f0f4ff;
    color: #2c5aa0;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
}

.salary {
    background: #e8f4fd !important;
    color: #4a90e2 !important;
}

.position-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.position-tags span {
    background: #e8f5e8;
    color: #4caf50;
    padding: 0.2rem 0.6rem;
    border-radius: 15px;
    font-size: 0.8rem;
}

.position-card p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.btn-apply {
    background: #2c5aa0;
    color: white;
    border: none;
    width: 100%;
    padding: 12px;
    border-radius: 8px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-apply:hover {
    background: #1e3f73;
    transform: translateY(-2px);
}

/* 福利待遇样式 */
.benefits {
    padding: 100px 0;
    background: linear-gradient(135deg, #f7fafc 0%, #edf2f7 30%, #e2e8f0 60%, #f0f4f8 100%);
    color: #2d3748;
    position: relative;
    overflow: hidden;
}

.benefits::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 25%, rgba(129, 140, 248, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 85% 75%, rgba(236, 72, 153, 0.10) 0%, transparent 50%),
        radial-gradient(circle at 50% 15%, rgba(34, 197, 94, 0.08) 0%, transparent 40%),
        radial-gradient(circle at 25% 85%, rgba(251, 146, 60, 0.11) 0%, transparent 48%),
        radial-gradient(circle at 75% 35%, rgba(99, 102, 241, 0.09) 0%, transparent 42%),
        radial-gradient(circle at 35% 65%, rgba(245, 101, 101, 0.07) 0%, transparent 38%),
        radial-gradient(circle at 65% 20%, rgba(52, 211, 153, 0.10) 0%, transparent 46%),
        radial-gradient(circle at 90% 45%, rgba(251, 191, 36, 0.08) 0%, transparent 44%);
    pointer-events: none;
    animation: gentleFloat 20s ease-in-out infinite;
}

@keyframes gentleFloat {
    0%, 100% {
        transform: translateY(0) scale(1);
        opacity: 0.8;
    }
    25% {
        transform: translateY(-10px) scale(1.02);
        opacity: 0.9;
    }
    50% {
        transform: translateY(-5px) scale(1.01);
        opacity: 1;
    }
    75% {
        transform: translateY(-15px) scale(1.03);
        opacity: 0.85;
    }
}

.benefits-sphere-container {
    position: relative;
    width: 100%;
    height: 600px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.center-sphere {
    position: absolute;
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.9) 0%, rgba(255, 255, 255, 0.7) 100%);
    border: 2px solid rgba(129, 140, 248, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    backdrop-filter: blur(20px);
    box-shadow: 
        0 8px 32px rgba(129, 140, 248, 0.15),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    z-index: 10;
}

.center-sphere h2 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #4c51bf;
    margin: 0;
    line-height: 1.3;
}

.benefit-sphere {
    position: absolute;
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.85) 0%, rgba(255, 255, 255, 0.65) 100%);
    border: 1px solid rgba(74, 85, 104, 0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    backdrop-filter: blur(15px);
    box-shadow: 
        0 4px 20px rgba(74, 85, 104, 0.12),
        inset 0 1px 0 rgba(255, 255, 255, 0.9);
    transition: all 0.3s ease;
    cursor: pointer;
}

/* 为不同的福利球设置不同的大小 */
.sphere-1 {
    width: 110px;
    height: 110px;
}

.sphere-2 {
    width: 130px;
    height: 130px;
}

.sphere-3 {
    width: 100px;
    height: 100px;
}

.sphere-4 {
    width: 140px;
    height: 140px;
}

.sphere-5 {
    width: 95px;
    height: 95px;
}

.sphere-6 {
    width: 125px;
    height: 125px;
}

.sphere-7 {
    width: 150px;
    height: 150px;
}

.sphere-8 {
    width: 105px;
    height: 105px;
}

.benefit-sphere:hover {
    transform: scale(1.05);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(255, 255, 255, 0.8) 100%);
    box-shadow: 
        0 8px 30px rgba(129, 140, 248, 0.2),
        inset 0 1px 0 rgba(255, 255, 255, 1);
    border-color: rgba(129, 140, 248, 0.3);
}

.benefit-sphere span {
    font-size: 0.9rem;
    font-weight: 500;
    color: #4a5568;
    padding: 10px;
    line-height: 1.2;
}

/* 为每个福利球添加独特的颜色 */
.sphere-1 span {
    color: #e53e3e; /* 红色 - 团建聚餐 */
}

.sphere-2 span {
    color: #d69e2e; /* 橙色 - 节日礼品 */
}

.sphere-3 span {
    color: #38a169; /* 绿色 - 职位晋升 */
}

.sphere-4 span {
    color: #3182ce; /* 蓝色 - 法定节假日休息 */
}

.sphere-5 span {
    color: #805ad5; /* 紫色 - 年终奖 */
}

.sphere-6 span {
    color: #d53f8c; /* 粉色 - 提供实习证明 */
}

.sphere-7 span {
    color: #dd6b20; /* 深橙色 - 实习期间薪资2000元/月 */
}

.sphere-8 span {
    color: #319795; /* 青色 - 弹性工作时间 */
}

/* 圆球位置定位 - 规则圆形排列 */
.sphere-1 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translate(0, -300px);
}

.sphere-2 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translate(212px, -212px);
}

.sphere-3 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translate(300px, 0);
}

.sphere-4 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translate(212px, 212px);
}

.sphere-5 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translate(0, 300px);
}

.sphere-6 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translate(-212px, 212px);
}

.sphere-7 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translate(-300px, 0);
}

.sphere-8 {
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) translate(-212px, -212px);
}

/* 连接线效果 */
.benefits-sphere-container::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 520px;
    height: 520px;
    border: 1px solid rgba(129, 140, 248, 0.15);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.benefits-sphere-container::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 400px;
    height: 400px;
    border: 1px solid rgba(129, 140, 248, 0.1);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

/* 联系我们样式 */
.contact {
    padding: 25px 0;
    background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('img/公司介绍2.jpg') center/cover no-repeat;
    position: relative;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: white;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.7);
    position: relative;
    z-index: 2;
}

.contact-content {
    display: flex;
    justify-content: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    width: 100%;
}

.contact-item {
    background: white;
    padding: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.contact-item h4 {
    color: #2c5aa0;
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.contact-item p {
    color: #666;
}

.contact-form {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form h3 {
    color: #2c5aa0;
    margin-bottom: 1.5rem;
    font-size: 1.5rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
    width: 100%;
    padding: 12px;
    margin-bottom: 1rem;
    border: 2px solid #eee;
    border-radius: 8px;
    font-family: inherit;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #2c5aa0;
}

.contact-form textarea {
    resize: vertical;
    min-height: 100px;
}

/* 页脚样式 */
.footer {
    background: #000000;
    color: white;
    padding: 1rem 0 0;
    position: relative;
    overflow: hidden;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
    position: relative;
    z-index: 2;
}

.footer-section {
    position: relative;
}

.footer-section h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #ffffff;
    position: relative;
}

.footer-section h3::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #ff6b6b, #feca57, #48dbfb, #ff9ff3, #54a0ff);
    border-radius: 3px;
    animation: rainbowShimmer 3s ease-in-out infinite;
}

@keyframes rainbowShimmer {
    0%, 100% {
        background: linear-gradient(90deg, #ff6b6b, #feca57, #48dbfb, #ff9ff3, #54a0ff);
    }
    50% {
        background: linear-gradient(90deg, #54a0ff, #ff6b6b, #feca57, #48dbfb, #ff9ff3);
    }
}

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    color: #ffffff;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.footer-section p {
    color: #f0f8ff;
    line-height: 1.6;
    margin-bottom: 1rem;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

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

.footer-section ul li {
    margin-bottom: 0.8rem;
}

.footer-section a {
    color: #b8d4f0;
    text-decoration: none;
    transition: all 0.3s ease;
    position: relative;
    padding-left: 0;
}

.footer-section a:hover {
    color: #ffffff;
    padding-left: 8px;
}

.footer-section a::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: all 0.3s ease;
}

.footer-section a:hover::before {
    opacity: 1;
    left: -15px;
}

/* 联系方式特殊样式 */
.contact-info-item {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.contact-info-item:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateX(5px);
}

.contact-info-item i {
    margin-right: 12px;
    color: #4a90e2;
    font-size: 1.1rem;
}

.footer-partners {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1rem 0;
    text-align: center;
    position: relative;
    z-index: 2;
}

.footer-partners h4 {
    color: #ffffff;
    margin-bottom: 0.5rem;
    font-size: 1.4rem;
    font-weight: 500;
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2.5rem;
    flex-wrap: wrap;
}

.partner-logo {
    height: 70px;
    width: auto;
    max-width: 160px;
    object-fit: contain;
    background: rgba(255, 255, 255, 0.95);
    padding: 15px;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    transition: all 0.4s ease;
    opacity: 0.9;
}

.partner-logo:hover {
    opacity: 1;
    transform: translateY(-8px) scale(1.05);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.25);
    background: rgba(255, 255, 255, 1);
}

.footer-bottom {
    padding: 0.5rem 0;
    text-align: center;
    color: #ffffff;
    position: relative;
    z-index: 2;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
}

.footer-bottom p {
    margin: 0;
    font-size: 0.9rem;
}

/* 专业图标样式 */
.icon-location,
.icon-phone,
.icon-building {
    display: inline-block;
    width: 16px;
    height: 16px;
    margin-right: 8px;
    position: relative;
    vertical-align: middle;
}

.icon-location::before {
    content: '';
    position: absolute;
    width: 12px;
    height: 12px;
    border: 2px solid #2c5aa0;
    border-radius: 50% 50% 50% 0;
    transform: rotate(-45deg);
    top: 0;
    left: 2px;
}

.icon-location::after {
    content: '';
    position: absolute;
    width: 4px;
    height: 4px;
    background: #2c5aa0;
    border-radius: 50%;
    top: 3px;
    left: 6px;
}

.icon-phone::before {
    content: '';
    position: absolute;
    width: 10px;
    height: 14px;
    border: 2px solid #2c5aa0;
    border-radius: 3px;
    top: 1px;
    left: 3px;
}

.icon-phone::after {
    content: '';
    position: absolute;
    width: 6px;
    height: 1px;
    background: #2c5aa0;
    border-radius: 1px;
    top: 13px;
    left: 5px;
}

.icon-building::before {
    content: '';
    position: absolute;
    width: 12px;
    height: 10px;
    border: 2px solid #2c5aa0;
    border-bottom: none;
    top: 4px;
    left: 2px;
}

.icon-building::after {
    content: '';
    position: absolute;
    width: 14px;
    height: 2px;
    background: #2c5aa0;
    top: 14px;
    left: 1px;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-toggle {
        display: flex;
    }

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

    .nav-toggle.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

    .nav-toggle.active span:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }

    .hero-content h1 {
        font-size: 2.5rem;
        white-space: nowrap;
    }

    .hero-content h2 {
        font-size: 1.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .company-stats {
        justify-content: center;
    }

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

    /* 移动端福利待遇调整 */
    .benefits-sphere-container {
        height: 500px;
    }
    
    .center-sphere {
        width: 150px;
        height: 150px;
    }
    
    .center-sphere h2 {
        font-size: 1.2rem;
    }
    
    .benefit-sphere {
        width: 90px;
        height: 90px;
    }
    
    .benefit-sphere span {
        font-size: 0.7rem;
        padding: 5px;
    }
    
    /* 移动端不同大小的福利球 */
    .sphere-1 {
        width: 85px;
        height: 85px;
    }
    
    .sphere-2 {
        width: 95px;
        height: 95px;
    }
    
    .sphere-3 {
        width: 80px;
        height: 80px;
    }
    
    .sphere-4 {
        width: 100px;
        height: 100px;
    }
    
    .sphere-5 {
        width: 75px;
        height: 75px;
    }
    
    .sphere-6 {
        width: 90px;
        height: 90px;
    }
    
    .sphere-7 {
        width: 105px;
        height: 105px;
    }
    
    .sphere-8 {
        width: 85px;
        height: 85px;
    }
    
    /* 调整移动端圆球位置 - 规则圆形排列 */
    .sphere-1 {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) translate(0, -130px);
    }
    
    .sphere-2 {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) translate(92px, -92px);
    }
    
    .sphere-3 {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) translate(130px, 0);
    }
    
    .sphere-4 {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) translate(92px, 92px);
    }
    
    .sphere-5 {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) translate(0, 130px);
    }
    
    .sphere-6 {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) translate(-92px, 92px);
    }
    
    .sphere-7 {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) translate(-130px, 0);
    }
    
    .sphere-8 {
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%) translate(-92px, -92px);
    }
    
    .benefits-sphere-container::after {
        width: 300px;
        height: 300px;
    }
    
    .benefits-sphere-container::before {
        width: 220px;
        height: 220px;
    }

    .contact-content {
        max-width: 100%;
    }
    
    .contact-info {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .footer-section h3::after {
        left: 50%;
        transform: translateX(-50%);
    }
    
    .contact-info-item {
        justify-content: center;
        text-align: center;
    }
    
    /* 移动端合作伙伴调整 */
    .partners-grid {
        gap: 1.5rem;
    }
    
    .partner-logo {
        height: 55px;
        max-width: 130px;
        padding: 10px;
    }

    /* 移动端logo调整 */
    .logo-icon {
        height: 35px;
    }

    .logo-text {
        height: 30px;
    }
}

@media (max-width: 480px) {
    .hero-content h1 {
        font-size: 2rem;
        white-space: nowrap;
    }

    .hero-content h2 {
        font-size: 1.2rem;
    }

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

    .position-card {
        padding: 1.5rem;
    }

    .about h2,
    .positions h2,
    .benefits h2,
    .contact h2 {
        font-size: 2rem;
    }
}

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

/* 自定义滚动条 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
}

::-webkit-scrollbar-thumb {
    background: #2c5aa0;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #1e3f73;
}