/* 华天找房 v2 */
* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "PingFang SC", "Microsoft YaHei", sans-serif; color: #333; background: #f5f5f5; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.header { position: fixed; top: 0; left: 0; right: 0; background: #fff; box-shadow: 0 2px 10px rgba(0,0,0,0.1); z-index: 1000; height: 70px; }
.nav { display: flex; align-items: center; justify-content: space-between; height: 70px; }
.nav-logo { display: flex; align-items: center; gap: 10px; font-size: 20px; font-weight: 600; color: #00ae66; }
.nav-logo img { height: 40px; }
.nav-menu { display: flex; gap: 30px; }
.nav-menu a { font-size: 16px; color: #333; padding: 8px 0; }
.nav-menu a:hover, .nav-menu a.active { color: #00ae66; }
.nav-contact { display: flex; align-items: center; gap: 15px; }
.phone { font-size: 18px; font-weight: 600; color: #ff6b35; }
.btn-primary { display: inline-block; padding: 10px 25px; background: #00ae66; color: #fff; border-radius: 25px; font-size: 14px; }
.menu-toggle { display: none; background: none; border: none; font-size: 24px; cursor: pointer; }
.hero { margin-top: 70px; background: linear-gradient(135deg, #00ae66, #009955); padding: 100px 0; text-align: center; color: #fff; }
.hero h1 { font-size: 48px; margin-bottom: 20px; }
.hero p { font-size: 20px; margin-bottom: 30px; opacity: 0.9; }
.hero-btn { display: inline-block; padding: 15px 40px; background: #fff; color: #00ae66; font-size: 18px; font-weight: 600; border-radius: 30px; margin: 0 10px; }
.stats { padding: 60px 0; background: #fff; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; text-align: center; }
.stat-item .number { font-size: 42px; font-weight: 700; color: #00ae66; }
.stat-item .label { font-size: 16px; color: #666; margin-top: 10px; }

/* 痛点问题 - 浅色背景 */
.pain-points { padding: 80px 0; background: #f8f9fa; color: #333; }
.section-title { text-align: center; margin-bottom: 50px; }
.section-title h2 { font-size: 36px; margin-bottom: 15px; color: #333; }
.section-title p { font-size: 16px; color: #666; }
.pain-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 25px; }
.pain-card {
    text-align: center;
    padding: 40px 25px;
    background: #fff;
    border-radius: 16px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 1px solid #eee;
}
.pain-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.12);
    border-color: #00ae66;
}
.pain-card .icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 20px;
    background: linear-gradient(135deg, #ff6b6b, #ee5a5a);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 36px;
}
.pain-card h3 { font-size: 20px; font-weight: 600; margin-bottom: 12px; color: #333; }
.pain-card p { font-size: 14px; color: #666; line-height: 1.6; }

.advantages { padding: 80px 0; background: linear-gradient(135deg, #00ae66, #009955); color: #fff; }
.advantages-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 40px; }
.advantage-card { text-align: center; padding: 40px 30px; background: rgba(255,255,255,0.1); border-radius: 12px; }
.features { padding: 80px 0; background: #fff; }
.features-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 30px; }
.feature-card { padding: 30px; background: #f8f9fa; border-radius: 12px; }
.feature-card h3 { font-size: 20px; margin-bottom: 15px; }
.feature-card ul li { font-size: 14px; color: #666; padding: 5px 0 5px 20px; position: relative; }
.feature-card ul li::before { content: '✓'; position: absolute; left: 0; color: #00ae66; }
.cases { padding: 80px 0; background: #f8f9fa; }
.cases-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.case-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 5px 20px rgba(0,0,0,0.05); }
.case-card .card-header { background: linear-gradient(135deg, #00ae66, #009955); padding: 25px; color: #fff; }
.case-card .company { font-size: 20px; font-weight: 600; }
.case-card .location { font-size: 14px; opacity: 0.9; }
.case-card .body { padding: 25px; }
.case-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-bottom: 20px; text-align: center; }
.case-stats .number { font-size: 24px; font-weight: 700; color: #00ae66; }
.case-stats .label { font-size: 12px; color: #666; }
.pricing { padding: 80px 0; background: #fff; }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 30px; }
.pricing-card { background: #fff; border-radius: 12px; padding: 40px; text-align: center; box-shadow: 0 5px 20px rgba(0,0,0,0.05); }
.pricing-card.featured { border: 2px solid #00ae66; transform: scale(1.05); }
.pricing-card h3 { font-size: 24px; margin-bottom: 20px; }
.pricing-card .price { font-size: 42px; font-weight: 700; color: #00ae66; margin-bottom: 10px; }
.pricing-card .btn { display: block; padding: 14px; background: #00ae66; color: #fff; border: none; border-radius: 8px; font-size: 16px; cursor: pointer; }
.cta { padding: 80px 0; background: linear-gradient(135deg, #ff6b35, #ff8a65); text-align: center; color: #fff; }
.cta h2 { font-size: 36px; margin-bottom: 15px; }
.footer { background: #2c3e50; color: #fff; padding: 60px 0 30px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; margin-bottom: 40px; }
.footer h3, .footer h4 { margin-bottom: 15px; }
.footer p, .footer li a { font-size: 14px; color: #b0b0b0; }
.footer ul li { margin-bottom: 10px; }
.footer-bottom { border-top: 1px solid #3d5166; padding-top: 30px; text-align: center; font-size: 14px; color: #b0b0b0; }
@media (max-width: 768px) {
    .nav-menu { display: none; position: absolute; top: 70px; left: 0; right: 0; background: #fff; flex-direction: column; padding: 20px; }
    .nav-menu.active { display: flex; }
    .menu-toggle { display: block; }
    .phone { display: none; }
    .stats-grid, .pain-grid, .advantages-grid, .features-grid, .cases-grid, .pricing-grid, .footer-grid { grid-template-columns: 1fr; }
}

/* 标签页 */
.tabs { display: flex; justify-content: center; gap: 10px; margin-bottom: 40px; }
.tab-btn { padding: 12px 30px; background: #f0f0f0; border: none; border-radius: 25px; font-size: 16px; cursor: pointer; transition: all 0.3s; }
.tab-btn:hover, .tab-btn.active { background: #00ae66; color: #fff; }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* 联系我们 */
.contact-section { padding: 80px 0; background: #f8f9fa; }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-info, .contact-form { background: #fff; padding: 40px; border-radius: 12px; }
.info-item { display: flex; align-items: flex-start; gap: 15px; margin-bottom: 25px; }
.info-item .icon { width: 50px; height: 50px; background: linear-gradient(135deg, #00ae66, #009955); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: #fff; font-size: 20px; flex-shrink: 0; }
.form-group { margin-bottom: 20px; }
.form-group label { display: block; font-size: 14px; margin-bottom: 8px; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 12px 15px; border: 1px solid #e0e0e0; border-radius: 8px; font-size: 14px; }
.form-group textarea { height: 120px; resize: vertical; }
.submit-btn { width: 100%; padding: 14px; background: #00ae66; color: #fff; border: none; border-radius: 8px; font-size: 16px; cursor: pointer; }

/* 页面标题 */
.page-header { margin-top: 70px; background: linear-gradient(135deg, #00ae66, #009955); padding: 60px 0; text-align: center; color: #fff; }
.page-header h1 { font-size: 40px; margin-bottom: 10px; }
.page-header p { font-size: 16px; opacity: 0.8; }

/* 特色卡片 - 不同颜色 */
.feature-card.blue { border-left: 4px solid #3498db; }
.feature-card.blue h3 { color: #3498db; }
.feature-card.orange { border-left: 4px solid #ff6b35; }
.feature-card.orange h3 { color: #ff6b35; }
.feature-card.purple { border-left: 4px solid #9b59b6; }
.feature-card.purple h3 { color: #9b59b6; }

/* 带图标的卡片 */
.feature-card .card-icon { width: 60px; height: 60px; border-radius: 12px; display: flex; align-items: center; justify-content: center; font-size: 28px; margin-bottom: 15px; }
.feature-card .card-icon.green { background: rgba(0,174,102,0.1); }
.feature-card .card-icon.blue { background: rgba(52,152,219,0.1); }
.feature-card .card-icon.orange { background: rgba(255,107,53,0.1); }
.feature-card .card-icon.purple { background: rgba(155,89,182,0.1); }