/* ========== cn.css 全新版本（2025-11-18） ========== */
/* 基础 */

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "PingFang SC", "Microsoft YaHei", sans-serif;
  color: #0b2a40;
  background: #f4f6fb;
}

/* 链接、按钮通用 */

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 11px 22px;
  border-radius: 999px;
  border: none;
  cursor: pointer;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  white-space: nowrap;
}

/* 主按钮：蓝色 */
.btn-primary {
  background: #0070c9;
  color: #ffffff;
}

/* 次按钮：淡黄色 */
.btn-secondary {
  background: #ffd976;
  color: #4d3800;
  border: none;
}

/* 白色边按钮 */
.btn-outline {
  background: #ffffff;
  color: #0070c9;
  border: 1px solid rgba(0, 0, 0, 0.1);
}

/* 所有文字颜色改为深蓝，避免看不见 */

h1,
h2,
h3,
h4,
h5,
h6,
p,
li,
span,
.hero-title,
.hero-subtitle,
.hero-text,
.hero-description,
.hero-tagline {
  color: #0b2a40 !important;
}

/* ========== 顶部导航 ========== */

.site-header {
  background: #ffffff;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  position: sticky;
  top: 0;
  z-index: 50;
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  font-weight: 700;
  font-size: 20px;
}

.logo-main {
  color: #0070c9;
}

.logo-dot {
  color: #1f88d8;
  margin-left: 2px;
}

.logo-cn {
  margin-left: 6px;
  font-size: 16px;
}

.header-right {
  display: flex;
  align-items: center;
  gap: 18px;
  font-size: 14px;
}

.header-phone a {
  color: #0050a8;
  font-weight: 600;
}

.nav {
  display: flex;
  gap: 18px;
  font-size: 14px;
}

.nav a {
  color: #243852;
}

.nav a:hover {
  text-decoration: underline;
}

.nav-english-link {
  font-weight: 600;
}

/* ========== HERO 区域（头图） ========== */

.hero {
  background: #d4e9fb; /* 淡蓝色整块 */
  padding: 36px 16px 40px;
}

.hero-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

/* 桌面版左右分布 */
@media (min-width: 900px) {
  .hero-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

/* 文本区域 */

.hero-content {
  max-width: 520px;
}

.hero-title {
  font-size: 28px;
  line-height: 1.35;
  margin: 6px 0 10px;
  font-weight: 700;
}

.hero-subtitle {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 14px;
}

.hero-text {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 12px;
}

.hero-bullets {
  list-style: none;
  padding: 0;
  margin: 0 0 18px;
  font-size: 14px;
}

.hero-bullets li {
  margin-bottom: 4px;
  position: relative;
  padding-left: 14px;
}

.hero-bullets li::before {
  content: "•";
  position: absolute;
  left: 0;
  top: 0;
  color: #0070c9;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 8px;
}

/* 电话文字 */

.hero-phone-inline {
  margin-top: 6px;
  font-size: 14px;
}

.hero-phone-inline a {
  color: #c0356e;
  font-weight: 600;
}

/* 右侧图块 */

.hero-side {
  flex: 1;
  min-height: 220px;
  background: #d4e9fb;
  border-radius: 24px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-side img {
  width: 100%;
  height: auto;
  display: block;
}

/* ========== Section 公共样式 ========== */

.section {
  padding: 32px 16px;
}

.section-inner {
  max-width: 1080px;
  margin: 0 auto;
}

.section-title {
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.section-subtitle {
  font-size: 14px;
  margin-bottom: 16px;
  color: #425977;
}

.section-lightblue {
  background: #e4f0ff;
}

/* 卡片 */

.card-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 720px) {
  .card-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.card {
  background: #ffffff;
  border-radius: 18px;
  padding: 16px 16px 18px;
  box-shadow: 0 4px 12px rgba(15, 35, 52, 0.08);
}

.card-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 6px;
}

.card-text {
  font-size: 14px;
  line-height: 1.6;
  color: #435673;
}

/* ========== 预订表单 ========== */

.booking-section {
  padding: 32px 16px 40px;
  background: #f2f5fd;
}

.booking-card {
  max-width: 760px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 24px;
  padding: 20px 18px 22px;
  box-shadow: 0 6px 18px rgba(15, 35, 52, 0.12);
}

.booking-title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 4px;
}

.booking-subtitle {
  font-size: 13px;
  color: #556a8b;
  margin-bottom: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

@media (min-width: 720px) {
  .form-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.form-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 13px;
}

.form-field label {
  font-weight: 600;
  color: #2b3f5b;
}

.form-field input,
.form-field select,
.form-field textarea {
  padding: 8px 10px;
  border-radius: 10px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  font-size: 14px;
}

.form-field textarea {
  min-height: 80px;
  resize: vertical;
}

.form-footer {
  margin-top: 16px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
  justify-content: space-between;
}

.form-note {
  font-size: 12px;
  color: #6b7b93;
}

/* ========== 微信二维码区块 ========== */

.wechat-section {
  padding: 32px 16px 40px;
}

.wechat-card {
  max-width: 760px;
  margin: 0 auto;
  background: #ffffff;
  border-radius: 24px;
  padding: 20px 18px 26px;
  box-shadow: 0 6px 18px rgba(15, 35, 52, 0.12);
  text-align: center;
}

.wechat-card-title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 6px;
}

.wechat-card-subtitle {
  font-size: 13px;
  color: #465a78;
  margin-bottom: 18px;
}

.wechat-qr-wrapper img {
  width: 170px;
  height: auto;
}

/* ========== 页脚 ========== */

.site-footer {
  padding: 18px 16px 26px;
  background: #ffffff;
  border-top: 1px solid rgba(0, 0, 0, 0.06);
  font-size: 12px;
  color: #66738a;
}

.footer-inner {
  max-width: 1080px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

@media (min-width: 720px) {
  .footer-inner {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
  }
}

/* ========== 响应式微调 ========== */

@media (max-width: 599px) {
  .hero {
    padding-top: 26px;
    padding-bottom: 30px;
  }

  .hero-title {
    font-size: 22px;
  }

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

  .hero-bullets {
    font-size: 13px;
  }

  .header-inner {
    padding-inline: 12px;
  }
}