/* 基础重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
html {
    font-size: 16px;
    font-family: 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', Arial, sans-serif;
    background: #181c24;
    color: #f5f6fa;
}
body {
    min-height: 100vh;
    background: linear-gradient(135deg, #232526 0%, #414345 100%);
    position: relative;
}
.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
}

/* 导航栏 */
.navbar {
    background: rgba(24,28,36,0.98);
    box-shadow: 0 2px 8px rgba(0,0,0,0.08);
    padding: 0.8rem 0;
    position: sticky;
    top: 0;
    z-index: 10;
}
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: relative;
    z-index: 30;
}
.site-title {
    font-size: 1.7rem;
    font-weight: bold;
    letter-spacing: 2px;
    color: #00e6e6;
    text-shadow: 0 2px 8px #0ff2, 0 1px 0 #222;
}
.nav-links {
    display: flex;
    align-items: center;
}
.nav-links a {
    color: #f5f6fa;
    text-decoration: none;
    margin-left: 1.2rem;
    font-size: 1.1rem;
    transition: color 0.2s;
    display: flex;
    align-items: center;
    padding: 0 0.3rem;
}
.nav-links a:first-child {
    margin-left: 0;
}
.nav-links a:hover {
    color: #00e6e6;
}
.nav-icon {
    font-size: 1.15em;
    margin-right: 0.3em;
    vertical-align: middle;
}
.nav-divider {
    color: #00e6e6;
    opacity: 0.45;
    margin: 0 0.5rem;
    font-size: 1.2em;
    user-select: none;
}

/* 主横幅 */
.hero {
    background: linear-gradient(120deg, #00e6e6 0%, #232526 100%);
    padding: 3.5rem 0 2.5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.hero-content h1 {
    font-size: 2.8rem;
    font-weight: 800;
    color: #181c24;
    margin-bottom: 1rem;
    letter-spacing: 2px;
}
.hero-content p {
    font-size: 1.3rem;
    color: #222;
    margin-bottom: 2rem;
}
.cta-btn {
    display: inline-block;
    background: #00e6e6;
    color: #181c24;
    font-weight: bold;
    padding: 0.8rem 2.2rem;
    border-radius: 2rem;
    font-size: 1.1rem;
    box-shadow: 0 2px 12px rgba(0,230,230,0.15);
    border: none;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
    text-decoration: none;
}
.cta-btn:hover {
    background: #00b3b3;
    color: #fff;
}

/* 板块通用 */
.section {
    padding: 3rem 0 2.5rem 0;
}
.section h2 {
    font-size: 2rem;
    color: #00e6e6;
    margin-bottom: 2rem;
    text-align: center;
    letter-spacing: 1px;
}

/* 卡片布局 */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 2rem;
}
.card {
    background: rgba(24,28,36,0.95);
    border-radius: 1.2rem;
    box-shadow: 0 4px 24px rgba(0,230,230,0.08), 0 1.5px 0 #00e6e6;
    padding: 2rem 1.5rem;
    transition: transform 0.18s, box-shadow 0.18s;
    border: 1.5px solid #232526;
    position: relative;
}
.card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 8px 32px rgba(0,230,230,0.18);
}
.card h3 {
    color: #00e6e6;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}
.card p {
    color: #f5f6fa;
    font-size: 1.05rem;
}

/* 关于我们 */
.about-content {
    background: rgba(24,28,36,0.92);
    border-radius: 1rem;
    padding: 2rem 1.5rem;
    box-shadow: 0 2px 12px rgba(0,230,230,0.07);
    color: #f5f6fa;
    font-size: 1.1rem;
    line-height: 1.8;
    width: 100%;
    max-width: none;
    margin: 0 auto;
    box-sizing: border-box;
}
.about-values, .about-timeline, .about-feedback {
    max-width: 100%;
}

/* 联系我们表单 */
.contact-form {
    background: rgba(24,28,36,0.92);
    border-radius: 1rem;
    padding: 2rem 1.5rem;
    box-shadow: 0 2px 12px rgba(0,230,230,0.07);
    max-width: 500px;
    margin: 0 auto;
}
.form-group {
    margin-bottom: 1.5rem;
}
.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #00e6e6;
    font-weight: 500;
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.7rem 1rem;
    border-radius: 0.5rem;
    border: 1.5px solid #232526;
    background: #232526;
    color: #f5f6fa;
    font-size: 1rem;
    outline: none;
    transition: border 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: #00e6e6;
}

/* 联系方式内容 */
.contact-content {
    margin-bottom: 2rem;
}
.contact-info {
    margin-bottom: 2rem;
}
.contact-info h3 {
    color: #00e6e6;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    text-align: center;
}
.contact-methods {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.2rem;
    margin-bottom: 1.5rem;
}
.contact-method {
    background: rgba(0,230,230,0.08);
    border-radius: 0.8rem;
    padding: 1.2rem 1rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    transition: transform 0.18s, box-shadow 0.18s;
}
.contact-method:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 4px 16px rgba(0,230,230,0.12);
}
.method-icon {
    font-size: 1.8rem;
    margin-bottom: 0.5rem;
    display: block;
}
.contact-method h4 {
    color: #00e6e6;
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
}
.contact-method p {
    color: #f5f6fa;
    font-size: 0.95rem;
}

/* 服务承诺 */
.contact-promise {
    background: rgba(24,28,36,0.92);
    border-radius: 1rem;
    padding: 1.5rem 1.2rem;
    box-shadow: 0 2px 12px rgba(0,230,230,0.07);
    max-width: 600px;
    margin: 0 auto;
}
.contact-promise h3 {
    color: #00e6e6;
    font-size: 1.3rem;
    margin-bottom: 1rem;
    text-align: center;
}
.contact-promise ul {
    list-style: none;
    padding: 0;
}
.contact-promise li {
    color: #f5f6fa;
    font-size: 1rem;
    margin-bottom: 0.8rem;
    padding-left: 0;
    display: flex;
    align-items: center;
}
.contact-promise li:before {
    content: "✅";
    margin-right: 0.5rem;
    font-size: 1.1rem;
}

/* 页脚 */
.footer {
    background: rgba(24,28,36,0.98);
    text-align: center;
    padding: 1.2rem 0;
    color: #888;
    font-size: 1rem;
    margin-top: 2rem;
    border-top: 1.5px solid #232526;
}

/* 背景美化元素 */
.bg-decor {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    pointer-events: none;
    z-index: 0;
    /* 简化背景装饰，减少干扰 */
    background: radial-gradient(circle at 15% 25%, #00e6e6 0, #00e6e600 60px),
                radial-gradient(circle at 85% 80%, #00e6e6 0, #00e6e600 80px);
    opacity: 0.07;
}

/* 优势板块 */
.advantage-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}
.advantage-card {
    background: rgba(0,230,230,0.08);
    border-radius: 1rem;
    padding: 1.5rem 1rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    transition: transform 0.18s, box-shadow 0.18s;
}
.advantage-card:hover {
    transform: translateY(-6px) scale(1.04);
    box-shadow: 0 6px 18px rgba(0,230,230,0.13);
}
.advantage-icon {
    font-size: 2.2rem;
    margin-bottom: 0.7rem;
    display: block;
}

/* 服务卡片内扩展 */
.service-extra {
    margin-top: 1.2rem;
    background: rgba(0,230,230,0.06);
    border-radius: 0.7rem;
    padding: 0.7rem 0.8rem;
    font-size: 0.98rem;
    color: #b2f7f7;
}
.service-extra .scene {
    margin-bottom: 0.4rem;
    font-weight: 500;
    color: #00e6e6;
}
.service-extra .faq {
    color: #f5f6fa;
    font-size: 0.97rem;
}

/* 分隔线 */
.section-divider {
    border: none;
    border-top: 1.5px dashed #00e6e6;
    margin: 2.5rem auto 2.5rem auto;
    width: 80%;
    opacity: 0.25;
}

/* 服务流程 */
.flow-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
}
.flow-step {
    background: rgba(0,230,230,0.08);
    border-radius: 1rem;
    padding: 1.2rem 1rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
}
.flow-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: block;
}
.flow-step h4 {
    color: #00e6e6;
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

/* FAQ板块 */
.faq-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.2rem;
    margin-top: 1.2rem;
}
.faq-item {
    background: rgba(24,28,36,0.92);
    border-radius: 0.8rem;
    padding: 1.2rem 1rem;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
}
.faq-item h4 {
    color: #00e6e6;
    margin-bottom: 0.5rem;
    font-size: 1.05rem;
}
.faq-item p {
    color: #f5f6fa;
    font-size: 0.98rem;
}

/* 团队介绍 */
.team-list {
    margin-top: 1.2rem;
    padding-left: 1.2rem;
    color: #b2f7f7;
    font-size: 1.02rem;
    line-height: 1.8;
}
.team-list li {
    margin-bottom: 0.4rem;
    list-style: disc inside;
}

/* 免责声明 */
.disclaimer {
    margin-top: 1.2rem;
    color: #ffb347;
    font-size: 0.98rem;
    background: rgba(255,179,71,0.08);
    border-radius: 0.5rem;
    padding: 0.7rem 1rem;
    display: inline-block;
}

/* 响应式设计 */
@media (max-width: 900px) {
    .container {
        width: 96%;
    }
    .hero-content h1 {
        font-size: 2.1rem;
    }
    .section h2 {
        font-size: 1.5rem;
    }
    .advantage-grid, .flow-grid, .faq-list, .contact-methods {
        grid-template-columns: 1fr 1fr;
    }
    .nav-toggle {
        display: block;
        position: absolute;
        right: 1.2rem;
        top: 50%;
        transform: translateY(-50%);
        z-index: 60;
    }
    .nav-links {
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        background: rgba(24,28,36,0.98);
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem 0;
        padding: 1.2rem 1.5rem 1.2rem 1.5rem;
        box-shadow: 0 4px 16px rgba(0,0,0,0.10);
        display: none;
        border-radius: 0 0 1rem 1rem;
        z-index: 50;
    }
    .nav-links.nav-open {
        display: flex;
    }
    .nav-links a {
        font-size: 1.08rem;
        padding: 0.7rem 0.2rem;
        width: 100%;
        margin: 0.1rem 0;
        border-radius: 0.5rem;
    }
    .nav-links a:hover {
        background: rgba(0,230,230,0.08);
        color: #00e6e6;
    }
    .nav-divider {
        display: none;
    }
    .nav-container {
        position: relative;
    }
}
@media (max-width: 600px) {
    .nav-container {
        flex-direction: column;
        align-items: flex-start;
    }
    .nav-links {
        flex-wrap: wrap;
        gap: 0.2rem 0.7rem;
        justify-content: flex-start;
        align-items: center;
        z-index: 50;
    }
    .nav-links a {
        font-size: 1rem;
        margin-left: 0;
        margin-right: 0;
        padding: 0.2rem 0.1rem;
        white-space: nowrap;
    }
    .nav-divider {
        font-size: 1.1em;
        margin: 0 0.2rem;
        line-height: 1;
        display: none;
    }
    .hero {
        padding: 2.2rem 0 1.2rem 0;
    }
    .card-grid {
        gap: 1.2rem;
    }
    .card {
        padding: 1.2rem 0.8rem;
    }
    .about-content, .contact-form {
        padding: 1.2rem 0.8rem;
    }
    .advantage-grid, .flow-grid, .faq-list, .contact-methods {
        grid-template-columns: 1fr;
    }
    .section-divider {
        width: 95%;
    }
    .contact-row {
        flex-direction: column;
        gap: 1.5rem;
        align-items: stretch;
    }
    .contact-row .contact-promise-and-faq,
    .contact-row .contact-form {
        max-width: 100%;
        min-width: 0;
    }
    .contact-promise,
    .contact-mini-faq,
    .contact-form {
        padding: 2.2rem 1.1rem;
        width: 100%;
        max-width: 100%;
        min-width: 0;
        font-size: 1.13rem;
        line-height: 1.9;
        margin-left: 0.5rem;
        margin-right: 0.5rem;
    }
    .nav-toggle {
        display: block !important;
        position: absolute;
        right: 1.2rem;
        top: 50%;
        transform: translateY(-50%);
    }
}

.contact-row {
    display: flex;
    gap: 2.5rem;
    justify-content: center;
    align-items: stretch;
    margin-bottom: 2.5rem;
}
.contact-row .contact-promise-and-faq,
.contact-row .contact-form {
    flex: 1 1 440px;
    max-width: 480px;
    min-width: 340px;
    display: flex;
    flex-direction: column;
    justify-content: stretch;
}
.contact-promise-and-faq {
    gap: 2rem;
    height: 100%;
}
.contact-promise,
.contact-mini-faq,
.contact-form {
    background: rgba(24,28,36,0.92);
    border-radius: 1rem;
    box-shadow: 0 2px 12px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    padding: 2rem 1.5rem;
    margin: 0;
    width: 100%;
    box-sizing: border-box;
}
.contact-mini-faq {
    padding: 1.5rem 1.2rem;
}
@media (max-width: 900px) {
    .contact-row {
        flex-direction: column;
        gap: 1.5rem;
        align-items: stretch;
    }
    .contact-row .contact-promise-and-faq,
    .contact-row .contact-form {
        max-width: 100%;
        min-width: 0;
    }
}

.contact-bottom-extra {
    display: flex;
    gap: 2.2rem;
    justify-content: center;
    align-items: flex-start;
    margin: 2.2rem 0 0 0;
    flex-wrap: wrap;
}
.contact-tip {
    background: rgba(0,230,230,0.08);
    border-radius: 0.7rem;
    padding: 1.1rem 1.2rem;
    color: #ffe066;
    font-size: 1.05rem;
    display: flex;
    align-items: center;
    min-width: 260px;
    max-width: 350px;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    margin-bottom: 1rem;
}
.tip-icon {
    font-size: 1.3rem;
    margin-right: 0.7rem;
}
.contact-mini-faq {
    background: rgba(24,28,36,0.92);
    border-radius: 0.7rem;
    padding: 1.1rem 1.2rem;
    color: #f5f6fa;
    font-size: 1.01rem;
    min-width: 260px;
    max-width: 400px;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
}
.contact-mini-faq h4 {
    color: #00e6e6;
    font-size: 1.1rem;
    margin-bottom: 0.7rem;
}
.contact-mini-faq ul {
    list-style: none;
    padding: 0;
}
.contact-mini-faq li {
    margin-bottom: 0.7rem;
    line-height: 1.7;
}
@media (max-width: 900px) {
    .contact-bottom-extra {
        flex-direction: column;
        gap: 1.2rem;
        align-items: stretch;
    }
    .contact-tip, .contact-mini-faq {
        max-width: 100%;
        min-width: 0;
    }
}

/* 关于我们-团队风采卡片 */
.about-team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 1.2rem;
    margin: 2rem 0 2.2rem 0;
}
.about-team-card {
    background: rgba(0,230,230,0.08);
    border-radius: 0.8rem;
    padding: 1.2rem 1rem;
    text-align: center;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    transition: transform 0.18s, box-shadow 0.18s;
}
.about-team-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 4px 16px rgba(0,230,230,0.12);
}
.team-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    display: block;
}
.team-title {
    color: #00e6e6;
    font-size: 1.1rem;
    margin-bottom: 0.4rem;
    font-weight: bold;
}
.team-desc {
    color: #b2f7f7;
    font-size: 0.98rem;
}

/* 关于我们-服务理念 */
.about-values {
    margin: 1.5rem 0 2rem 0;
    background: rgba(24,28,36,0.92);
    border-radius: 0.7rem;
    padding: 1.2rem 1.2rem 1.2rem 1.5rem;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    max-width: 600px;
}
.about-values h4 {
    color: #00e6e6;
    font-size: 1.1rem;
    margin-bottom: 0.7rem;
}
.about-values ul {
    list-style: disc inside;
    color: #b2f7f7;
    font-size: 1.01rem;
    line-height: 1.8;
    padding-left: 1rem;
}

/* 关于我们-发展历程 */
.about-timeline {
    margin: 1.5rem 0 2rem 0;
    background: rgba(24,28,36,0.92);
    border-radius: 0.7rem;
    padding: 1.2rem 1.2rem 1.2rem 1.5rem;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    max-width: 600px;
}
.about-timeline h4 {
    color: #00e6e6;
    font-size: 1.1rem;
    margin-bottom: 0.7rem;
}
.about-timeline ul {
    list-style: none;
    padding: 0;
    color: #b2f7f7;
    font-size: 1.01rem;
    line-height: 1.8;
}
.timeline-dot {
    color: #00e6e6;
    font-size: 1.1rem;
    margin-right: 0.5rem;
}

/* 关于我们-客户评价 */
.about-feedback {
    margin: 1.5rem 0 2rem 0;
    background: rgba(24,28,36,0.92);
    border-radius: 0.7rem;
    padding: 1.2rem 1.2rem 1.2rem 1.5rem;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    max-width: 600px;
}
.about-feedback h4 {
    color: #00e6e6;
    font-size: 1.1rem;
    margin-bottom: 0.7rem;
}
.feedback-list {
    margin-top: 0.5rem;
}
.feedback-item {
    margin-bottom: 1rem;
    color: #f5f6fa;
    font-size: 1.01rem;
    background: rgba(0,230,230,0.06);
    border-radius: 0.5rem;
    padding: 0.7rem 1rem;
}
.feedback-user {
    color: #00e6e6;
    font-weight: bold;
    margin-bottom: 0.2rem;
}
.feedback-text {
    color: #f5f6fa;
    font-size: 0.98rem;
}
@media (max-width: 900px) {
    .about-team-grid {
        grid-template-columns: 1fr 1fr;
    }
    .about-values, .about-timeline, .about-feedback {
        max-width: 100%;
    }
}
@media (max-width: 600px) {
    .about-team-grid {
        grid-template-columns: 1fr;
    }
}

.about-row {
    display: flex;
    gap: 2.2rem;
    justify-content: center;
    align-items: stretch;
    margin: 2.2rem 0 2.2rem 0;
}
.about-row .about-values,
.about-row .about-timeline {
    flex: 1 1 320px;
    max-width: 600px;
    min-width: 220px;
    margin: 0;
}
@media (max-width: 900px) {
    .about-row {
        flex-direction: column;
        gap: 1.2rem;
        align-items: stretch;
    }
    .about-row .about-values,
    .about-row .about-timeline {
        max-width: 100%;
        min-width: 0;
    }
}

.about-feedback-row {
    display: flex;
    gap: 2.2rem;
    justify-content: center;
    align-items: stretch;
    margin: 2.2rem 0 2.2rem 0;
}
.about-feedback-row .about-feedback,
.about-feedback-row .about-team-list {
    flex: 1 1 320px;
    max-width: 600px;
    min-width: 220px;
    margin: 0;
}
.about-team-list {
    background: rgba(24,28,36,0.92);
    border-radius: 0.7rem;
    padding: 1.2rem 1.2rem 1.2rem 1.5rem;
    box-shadow: 0 2px 8px rgba(0,230,230,0.07);
    border: 1.5px solid #232526;
    color: #b2f7f7;
    font-size: 1.01rem;
    line-height: 1.8;
    list-style: disc inside;
}
@media (max-width: 900px) {
    .about-feedback-row {
        flex-direction: column;
        gap: 1.2rem;
        align-items: stretch;
    }
    .about-feedback-row .about-feedback,
    .about-feedback-row .about-team-list {
        max-width: 100%;
        min-width: 0;
    }
}

.hero-flex {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2.5rem;
}
.hero-text {
    flex: 1 1 340px;
    min-width: 220px;
}
.hero-img {
    flex: 0 0 480px;
    max-width: 520px;
    min-width: 220px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero-img img {
    width: 100%;
    max-width: 480px;
    border-radius: 1.2rem;
    box-shadow: 0 4px 24px rgba(0,230,230,0.13);
    object-fit: cover;
    display: block;
}
@media (max-width: 900px) {
    .hero-flex {
        flex-direction: column;
        gap: 1.5rem;
        align-items: stretch;
    }
    .hero-img {
        max-width: 100%;
        min-width: 0;
    }
    .hero-img img {
        max-width: 100%;
    }
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 2rem;
    color: #00e6e6;
    cursor: pointer;
    margin-left: 1rem;
    z-index: 60;
}
@media (max-width: 600px) {
    .nav-toggle {
        display: block !important;
        position: absolute;
        right: 1.2rem;
        top: 50%;
        transform: translateY(-50%);
    }
}