/* ================================
   鸿树英语 GrandOak 官网样式
   主色调：红橙渐变（品牌LOGO色系）
   ================================ */

/* 基础重置 */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --brand-red: #E53935;
  --brand-orange: #FF6F00;
  --brand-gradient: linear-gradient(135deg, #E53935 0%, #FF6F00 100%);
  --brand-gradient-r: linear-gradient(135deg, #FF6F00 0%, #E53935 100%);
  --dark: #1A1A2E;
  --dark2: #16213E;
  --gray: #F5F6FA;
  --text: #2D2D2D;
  --text-light: #666;
  --white: #FFFFFF;
  --shadow: 0 4px 24px rgba(229,57,53,0.12);
  --shadow-lg: 0 12px 48px rgba(229,57,53,0.18);
  --radius: 16px;
  --radius-sm: 10px;
}

html { scroll-behavior: smooth; }
body {
  font-family: 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  color: var(--text);
  line-height: 1.7;
  background: var(--white);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; transition: all 0.3s; }
ul { list-style: none; }

/* ===== 导航栏 ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(229,57,53,0.08);
  transition: all 0.3s;
}
.navbar.scrolled {
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
}
.nav-container {
  max-width: 1240px; margin: 0 auto;
  padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 72px;
}
.nav-logo { display: flex; align-items: center; gap: 10px; }
.logo-img { height: 44px; width: auto; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 6px; }
.nav-link {
  padding: 8px 16px; border-radius: 8px;
  font-size: 15px; font-weight: 500; color: var(--text);
  transition: all 0.25s;
}
.nav-link:hover, .nav-link.active {
  color: var(--brand-red);
  background: rgba(229,57,53,0.06);
}
.nav-cta {
  background: var(--brand-gradient);
  color: white !important;
  font-weight: 700;
  padding: 8px 20px;
  border-radius: 24px;
}
.nav-cta:hover { opacity: 0.9; transform: translateY(-1px); box-shadow: var(--shadow); }
.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px;
}
.nav-toggle span {
  display: block; width: 24px; height: 2px;
  background: var(--text); border-radius: 2px; transition: all 0.3s;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 14px 32px; border-radius: 32px;
  font-size: 16px; font-weight: 700; cursor: pointer;
  transition: all 0.3s; border: 2px solid transparent;
}
.btn-primary {
  background: var(--brand-gradient); color: white;
  box-shadow: 0 6px 24px rgba(229,57,53,0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 32px rgba(229,57,53,0.45); }
.btn-outline {
  background: transparent; color: var(--brand-red);
  border-color: var(--brand-red);
}
.btn-outline:hover { background: var(--brand-red); color: white; }
.btn-white {
  background: white; color: var(--brand-red);
  box-shadow: 0 4px 16px rgba(0,0,0,0.12);
}
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.18); }
.btn-white-large {
  background: white; color: var(--brand-red);
  padding: 16px 48px; font-size: 18px;
  box-shadow: 0 6px 24px rgba(0,0,0,0.15);
}
.btn-white-large:hover { transform: translateY(-3px); box-shadow: 0 12px 36px rgba(0,0,0,0.2); }

/* ===== Hero 区域 ===== */
.hero {
  min-height: 100vh;
  display: flex; align-items: center;
  background: linear-gradient(145deg, #1A0A00 0%, #2D0A00 40%, #1A1A2E 100%);
  position: relative; overflow: hidden;
  padding: 100px 40px 60px;
}
.hero-bg { position: absolute; inset: 0; pointer-events: none; }
.hero-circle {
  position: absolute; border-radius: 50%;
  background: var(--brand-gradient); opacity: 0.08; filter: blur(60px);
}
.hero-circle.c1 { width: 600px; height: 600px; top: -200px; right: -100px; }
.hero-circle.c2 { width: 400px; height: 400px; bottom: -100px; left: -50px; }
.hero-circle.c3 { width: 300px; height: 300px; top: 50%; left: 40%; opacity: 0.05; }

.hero-content {
  flex: 1; max-width: 640px; position: relative; z-index: 1;
}
.hero-badge {
  display: inline-block;
  background: rgba(229,57,53,0.2); color: #FF8A80;
  border: 1px solid rgba(229,57,53,0.4);
  padding: 6px 18px; border-radius: 20px;
  font-size: 13px; font-weight: 600; letter-spacing: 1px;
  margin-bottom: 24px;
}
.hero-title {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  font-weight: 900; line-height: 1.2;
  color: white; margin-bottom: 20px;
}
.gradient-text {
  background: var(--brand-gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 17px; color: rgba(255,255,255,0.75);
  line-height: 1.8; margin-bottom: 36px;
}
.hero-stats {
  display: flex; gap: 32px; margin-bottom: 40px; flex-wrap: wrap;
}
.stat-item { display: flex; flex-direction: column; }
.stat-num {
  font-size: 2.2rem; font-weight: 900;
  background: var(--brand-gradient);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; line-height: 1.1;
}
.stat-label { font-size: 13px; color: rgba(255,255,255,0.6); margin-top: 4px; }
.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; }

.hero-visual {
  flex: 0 0 420px; display: flex; align-items: center; justify-content: center;
  position: relative; z-index: 1;
}
.logo-showcase {
  text-align: center;
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 32px;
  padding: 48px 56px;
}
.hero-logo-img {
  width: 260px; height: auto; margin: 0 auto 20px;
  filter: drop-shadow(0 8px 32px rgba(229,57,53,0.4));
}
.tagline { color: rgba(255,255,255,0.5); font-size: 14px; letter-spacing: 3px; margin-bottom: 8px; }
.tagline-sub { color: rgba(255,255,255,0.8); font-size: 15px; font-weight: 500; }

/* ===== Section 通用 ===== */
.section { padding: 100px 0; }
.section-light { background: var(--white); }
.section-gray { background: var(--gray); }
.section-dark { background: var(--dark); }
.section-brand { background: var(--brand-gradient); }
.section-cta { background: linear-gradient(135deg, var(--dark) 0%, var(--dark2) 100%); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 32px; }

.section-header { text-align: center; margin-bottom: 64px; }
.section-header.light h2, .section-header.light p { color: white; }
.section-tag {
  display: inline-block;
  background: rgba(229,57,53,0.1); color: var(--brand-red);
  padding: 5px 16px; border-radius: 16px;
  font-size: 13px; font-weight: 700; letter-spacing: 1px;
  margin-bottom: 16px;
}
.section-tag.tag-white {
  background: rgba(255,255,255,0.2); color: white;
}
.section-title {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800; line-height: 1.3;
  margin-bottom: 16px;
}
.section-desc { font-size: 16px; color: var(--text-light); max-width: 640px; margin: 0 auto; }

/* ===== 卡片 ===== */
.cards-3 {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.card {
  background: var(--white); border-radius: var(--radius);
  padding: 40px 32px;
  border: 1px solid rgba(0,0,0,0.06);
  transition: all 0.3s;
}
.card-hover:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(229,57,53,0.2);
}
.card-icon { font-size: 3rem; margin-bottom: 20px; }
.card h3 { font-size: 1.2rem; font-weight: 700; margin-bottom: 12px; }
.card p { font-size: 15px; color: var(--text-light); line-height: 1.8; }

/* ===== 对比区 ===== */
.compare-grid {
  display: flex; align-items: center; gap: 32px; flex-wrap: wrap;
  justify-content: center;
}
.compare-card {
  flex: 1; min-width: 280px; max-width: 420px;
  border-radius: var(--radius); padding: 40px 36px;
}
.compare-card.old {
  background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1);
}
.compare-card.new {
  background: rgba(229,57,53,0.12); border: 1px solid rgba(229,57,53,0.3);
}
.compare-label {
  font-size: 12px; font-weight: 700; letter-spacing: 2px;
  color: rgba(255,255,255,0.5); margin-bottom: 20px; text-transform: uppercase;
}
.compare-label.brand { color: #FF8A80; }
.compare-card ul { display: flex; flex-direction: column; gap: 12px; }
.compare-card li { font-size: 15px; color: rgba(255,255,255,0.8); line-height: 1.6; }
.compare-arrow {
  font-size: 1.8rem; font-weight: 900; color: rgba(255,255,255,0.3);
  flex-shrink: 0;
}

/* ===== 教学体系图 ===== */
.system-image-wrap {
  background: white; border-radius: var(--radius);
  padding: 16px; box-shadow: var(--shadow);
  margin-bottom: 48px;
  border: 1px solid rgba(0,0,0,0.06);
  overflow: hidden;
}
.system-img { width: 100%; height: auto; border-radius: 8px; }

.levels-grid {
  display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px;
}
.level-card {
  background: white; border-radius: var(--radius-sm);
  padding: 24px 16px; text-align: center;
  border: 1px solid rgba(0,0,0,0.06);
  transition: all 0.3s;
}
.level-card:hover {
  transform: translateY(-6px); box-shadow: var(--shadow);
  border-color: rgba(229,57,53,0.2);
}
.level-badge {
  display: inline-block; width: 40px; height: 40px;
  background: var(--brand-gradient); color: white;
  border-radius: 50%; font-size: 14px; font-weight: 700;
  line-height: 40px; margin-bottom: 12px;
}
.level-name { font-size: 1rem; font-weight: 700; margin-bottom: 4px; }
.level-hours { font-size: 12px; color: var(--brand-red); font-weight: 600; margin-bottom: 6px; }
.level-theme {
  display: inline-block;
  background: rgba(229,57,53,0.08); color: var(--brand-red);
  padding: 2px 10px; border-radius: 10px;
  font-size: 12px; font-weight: 600; margin-bottom: 10px;
}
.level-card p { font-size: 12px; color: var(--text-light); line-height: 1.6; }

/* ===== 三级自驱力 ===== */
.drive-system {
  display: flex; flex-direction: column; gap: 16px;
  max-width: 800px; margin: 0 auto;
}
.drive-level {
  border-radius: var(--radius); padding: 28px 36px;
  display: flex; flex-direction: column; gap: 8px;
}
.dl1 { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.1); }
.dl2 { background: rgba(255,255,255,0.12); border: 1px solid rgba(255,255,255,0.15); }
.dl3 { background: rgba(255,255,255,0.18); border: 1px solid rgba(255,255,255,0.22); }
.dl-num { font-size: 12px; color: rgba(255,255,255,0.5); font-weight: 600; letter-spacing: 1px; }
.dl-title { font-size: 1.2rem; font-weight: 800; color: white; }
.dl-sub { font-size: 12px; color: rgba(255,255,255,0.6); margin-bottom: 4px; }
.drive-level p { font-size: 14px; color: rgba(255,255,255,0.75); line-height: 1.7; }

/* ===== 时间线 ===== */
.timeline {
  max-width: 800px; margin: 0 auto;
  display: flex; flex-direction: column; gap: 0;
  position: relative;
}
.timeline::before {
  content: ''; position: absolute; left: 70px; top: 24px; bottom: 24px;
  width: 2px; background: linear-gradient(to bottom, var(--brand-red), var(--brand-orange));
}
.tl-item {
  display: flex; align-items: flex-start; gap: 24px; padding: 0 0 40px 0;
  position: relative;
}
.tl-dot {
  flex-shrink: 0; width: 16px; height: 16px;
  background: var(--brand-gradient); border-radius: 50%;
  margin-top: 6px; margin-left: 63px;
  box-shadow: 0 0 0 4px rgba(229,57,53,0.2);
  position: relative; z-index: 1;
}
.tl-time {
  position: absolute; left: 0; top: 3px;
  width: 56px; text-align: right;
  font-size: 13px; font-weight: 700; color: var(--brand-red);
}
.tl-content { flex: 1; margin-left: 16px; }
.tl-content h4 { font-size: 1rem; font-weight: 700; margin-bottom: 6px; }
.tl-content p { font-size: 15px; color: var(--text-light); line-height: 1.7; }

/* ===== 市场机遇 ===== */
.opportunity-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.opp-card {
  background: white; border-radius: var(--radius);
  padding: 32px 24px; text-align: center;
  border: 1px solid rgba(0,0,0,0.06);
  transition: all 0.3s;
}
.opp-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.opp-icon { font-size: 2.4rem; margin-bottom: 16px; }
.opp-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.opp-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* ===== CTA区 ===== */
.cta-content { text-align: center; padding: 20px 0; }
.cta-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  font-weight: 800; color: white; margin-bottom: 16px;
}
.cta-content p { font-size: 17px; color: rgba(255,255,255,0.7); margin-bottom: 40px; }
.cta-stats {
  display: flex; justify-content: center; gap: 48px; margin-bottom: 48px; flex-wrap: wrap;
}
.cs-item { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.cs-num { font-size: 2rem; font-weight: 900; color: #FF8A80; }
.cs-label { font-size: 14px; color: rgba(255,255,255,0.6); }

/* ===== 页脚 ===== */
.footer { background: #0D0D0D; color: rgba(255,255,255,0.7); }
.footer-container {
  max-width: 1200px; margin: 0 auto;
  padding: 72px 32px 48px;
  display: flex; gap: 80px; flex-wrap: wrap;
}
.footer-brand { flex: 0 0 260px; }
.footer-logo { height: 48px; width: auto; margin-bottom: 16px; }
.footer-logo-text { font-size: 1.4rem; font-weight: 800; color: white; display: block; margin-bottom: 16px; }
.footer-brand p { font-size: 14px; line-height: 1.8; }
.footer-links { flex: 1; display: flex; gap: 48px; flex-wrap: wrap; }
.fl-col { display: flex; flex-direction: column; gap: 12px; min-width: 120px; }
.fl-col h4 { color: white; font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.fl-col a, .fl-col p { font-size: 14px; color: rgba(255,255,255,0.55); }
.fl-col a:hover { color: rgba(229,57,53,0.9); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 32px; text-align: center;
  font-size: 13px; color: rgba(255,255,255,0.3);
}

/* ===== 通用辅助 ===== */
.text-center { text-align: center; }

/* ====== 内页样式（page.css 合并至此） ====== */
.page-hero {
  padding: 140px 32px 80px;
  background: linear-gradient(145deg, #1A0A00 0%, #2D0A00 40%, #1A1A2E 100%);
  text-align: center; position: relative; overflow: hidden;
}
.page-hero::before {
  content: ''; position: absolute; inset: 0;
  background: var(--brand-gradient); opacity: 0.08; pointer-events: none;
}
.page-hero-badge {
  display: inline-block;
  background: rgba(229,57,53,0.2); color: #FF8A80;
  border: 1px solid rgba(229,57,53,0.4);
  padding: 6px 18px; border-radius: 20px;
  font-size: 13px; font-weight: 600; letter-spacing: 1px;
  margin-bottom: 20px;
}
.page-hero h1 {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 900;
  color: white; margin-bottom: 16px;
}
.page-hero p {
  font-size: 17px; color: rgba(255,255,255,0.7);
  max-width: 600px; margin: 0 auto;
}

/* 关于我们页 */
.founder-section { display: flex; gap: 64px; align-items: flex-start; flex-wrap: wrap; }
.founder-text { flex: 1; min-width: 300px; }
.founder-text h2 { font-size: 1.8rem; font-weight: 800; margin-bottom: 24px; }
.founder-text p { font-size: 16px; color: var(--text-light); line-height: 1.9; margin-bottom: 16px; }
.quote-block {
  background: linear-gradient(135deg, rgba(229,57,53,0.06) 0%, rgba(255,111,0,0.06) 100%);
  border-left: 4px solid var(--brand-red);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  padding: 24px 28px; margin: 24px 0;
}
.quote-block p { font-size: 16px; color: var(--text); font-weight: 500; font-style: italic; }
.quote-block cite { font-size: 14px; color: var(--brand-red); font-weight: 600; margin-top: 8px; display: block; }

.founder-journey { flex: 0 0 320px; }
.journey-items { display: flex; flex-direction: column; gap: 20px; }
.journey-item {
  display: flex; gap: 16px;
  background: var(--gray); border-radius: var(--radius-sm);
  padding: 20px; transition: all 0.3s;
}
.journey-item:hover { background: rgba(229,57,53,0.06); }
.ji-year {
  flex-shrink: 0; font-size: 1.1rem; font-weight: 800;
  color: var(--brand-red); width: 60px;
}
.ji-text h4 { font-size: 15px; font-weight: 700; margin-bottom: 4px; }
.ji-text p { font-size: 14px; color: var(--text-light); line-height: 1.6; }

/* 企业文化 */
.culture-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.culture-card {
  background: white; border-radius: var(--radius);
  padding: 36px 28px;
  border: 1px solid rgba(0,0,0,0.06);
  position: relative; overflow: hidden; transition: all 0.3s;
}
.culture-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--brand-gradient);
}
.culture-card:hover { transform: translateY(-6px); box-shadow: var(--shadow); }
.culture-icon { font-size: 2.4rem; margin-bottom: 16px; }
.culture-card h3 { font-size: 1.1rem; font-weight: 800; margin-bottom: 8px; }
.culture-card .sub { font-size: 13px; color: var(--brand-red); font-weight: 600; margin-bottom: 12px; }
.culture-card p { font-size: 14px; color: var(--text-light); line-height: 1.8; }
.culture-card ul { display: flex; flex-direction: column; gap: 8px; }
.culture-card ul li { font-size: 14px; color: var(--text-light); }
.culture-card ul li::before { content: '·  '; color: var(--brand-red); font-weight: 700; }

/* 愿景时间线 */
.vision-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px;
}
.vision-card {
  background: white; border-radius: var(--radius);
  padding: 40px 32px; text-align: center;
  border: 1px solid rgba(0,0,0,0.06);
  transition: all 0.3s; position: relative;
}
.vision-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.vc-year {
  display: inline-block;
  background: var(--brand-gradient); color: white;
  padding: 6px 20px; border-radius: 20px;
  font-size: 13px; font-weight: 700; margin-bottom: 16px;
}
.vc-num { font-size: 2.8rem; font-weight: 900; color: var(--brand-red); line-height: 1; margin-bottom: 4px; }
.vc-unit { font-size: 14px; color: var(--text-light); margin-bottom: 16px; }
.vision-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 10px; }
.vision-card p { font-size: 14px; color: var(--text-light); line-height: 1.7; }

/* 教学体系页 */
.system-detail {
  display: grid; grid-template-columns: 1fr; gap: 32px;
}
.system-level-card {
  background: white; border-radius: var(--radius);
  padding: 40px; border: 1px solid rgba(0,0,0,0.06);
  display: grid; grid-template-columns: 160px 1fr; gap: 40px;
  transition: all 0.3s;
}
.system-level-card:hover { box-shadow: var(--shadow); }
.slc-left { text-align: center; }
.slc-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 64px; height: 64px;
  background: var(--brand-gradient); color: white;
  border-radius: 50%; font-size: 1.4rem; font-weight: 900;
  margin-bottom: 12px;
}
.slc-name { font-size: 1.2rem; font-weight: 800; margin-bottom: 6px; }
.slc-hours {
  display: inline-block;
  background: rgba(229,57,53,0.1); color: var(--brand-red);
  padding: 3px 14px; border-radius: 12px;
  font-size: 13px; font-weight: 700; margin-bottom: 8px;
}
.slc-level {
  font-size: 12px; color: var(--text-light);
}
.slc-right h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.slc-theme {
  font-size: 14px; font-weight: 700; color: var(--brand-red); margin-bottom: 12px;
}
.slc-right p { font-size: 15px; color: var(--text-light); line-height: 1.8; margin-bottom: 16px; }
.slc-tags { display: flex; gap: 8px; flex-wrap: wrap; }
.slc-tag {
  background: var(--gray); color: var(--text);
  padding: 4px 12px; border-radius: 12px;
  font-size: 13px; font-weight: 500;
}

/* 教学理念页 */
.method-tabs {
  display: flex; gap: 8px; margin-bottom: 48px; flex-wrap: wrap; justify-content: center;
}
.method-tab {
  padding: 10px 24px; border-radius: 24px;
  font-size: 15px; font-weight: 600; cursor: pointer;
  background: var(--gray); color: var(--text);
  border: none; transition: all 0.25s;
}
.method-tab.active, .method-tab:hover {
  background: var(--brand-gradient); color: white;
}

/* 加盟页 */
.join-packages { display: flex; flex-direction: column; gap: 32px; }
.join-package {
  background: white; border-radius: var(--radius);
  padding: 40px; border: 1px solid rgba(0,0,0,0.06);
}
.join-package.featured {
  border-color: rgba(229,57,53,0.3);
  box-shadow: 0 0 0 2px rgba(229,57,53,0.12);
}
.jp-header { display: flex; align-items: center; gap: 16px; margin-bottom: 24px; }
.jp-icon { font-size: 2rem; }
.jp-header h3 { font-size: 1.2rem; font-weight: 800; }
.jp-header .price {
  margin-left: auto; font-size: 1rem; color: var(--text-light);
}
.jp-header .price span { font-size: 1.4rem; font-weight: 800; color: var(--brand-red); }
.jp-items { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.jp-item {
  display: flex; gap: 10px; align-items: flex-start;
  font-size: 14px; line-height: 1.6;
}
.jp-item::before { content: '✓'; color: var(--brand-red); font-weight: 700; flex-shrink: 0; margin-top: 2px; }

/* 加盟流程 */
.join-steps {
  display: flex; gap: 24px; position: relative; flex-wrap: nowrap; overflow-x: auto;
  padding-bottom: 8px;
}
.join-step {
  flex: 1; min-width: 160px; text-align: center;
  background: white; border-radius: var(--radius); padding: 28px 16px;
  border: 1px solid rgba(0,0,0,0.06); position: relative;
}
.js-num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  background: var(--brand-gradient); color: white;
  border-radius: 50%; font-size: 1.2rem; font-weight: 900;
  margin-bottom: 12px;
}
.join-step h4 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.join-step p { font-size: 13px; color: var(--text-light); line-height: 1.6; }

/* ===== 响应式 ===== */
@media (max-width: 1100px) {
  .levels-grid { grid-template-columns: repeat(3, 1fr); }
  .opportunity-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 900px) {
  .hero { flex-direction: column; text-align: center; gap: 48px; padding: 100px 24px 60px; }
  .hero-visual { flex: none; }
  .hero-stats { justify-content: center; }
  .hero-actions { justify-content: center; }
  .cards-3 { grid-template-columns: repeat(2, 1fr); }
  .culture-grid { grid-template-columns: repeat(2, 1fr); }
  .vision-cards { grid-template-columns: 1fr; max-width: 420px; margin: 0 auto; }
  .system-level-card { grid-template-columns: 1fr; }
  .slc-left { display: flex; align-items: center; gap: 20px; text-align: left; }
  .founder-section { flex-direction: column; }
  .founder-journey { flex: none; }
}

@media (max-width: 700px) {
  .nav-links { display: none; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: white; padding: 16px 24px; border-top: 1px solid rgba(0,0,0,0.06); box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .nav-toggle { display: flex; }
  .navbar { position: fixed; }

  .cards-3 { grid-template-columns: 1fr; }
  .levels-grid { grid-template-columns: repeat(2, 1fr); }
  .opportunity-grid { grid-template-columns: 1fr; }
  .culture-grid { grid-template-columns: 1fr; }
  .jp-items { grid-template-columns: 1fr; }
  .cta-stats { gap: 24px; }
  .section { padding: 64px 0; }
  .footer-container { flex-direction: column; gap: 40px; }
}

/* ===== 小屏手机深度适配（<480px）===== */
@media (max-width: 500px) {
  .nav-container { padding: 0 16px; }
  .hero { padding: 100px 16px 48px; }
  .hero-title { font-size: 1.8rem; }
  .hero-desc { font-size: 14px; }
  .hero-stats { gap: 16px; }
  .stat-num { font-size: 1.6rem; }
  .hero-visual { flex: none; }
  .logo-showcase { padding: 24px 20px; }
  .hero-logo-img { width: 160px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn { padding: 12px 24px; font-size: 15px; }
  .btn-white-large { padding: 14px 32px; font-size: 16px; }

  .section { padding: 48px 0; }
  .container { padding: 0 16px; }
  .section-header { margin-bottom: 36px; }
  .section-title { font-size: 1.4rem; }

  .levels-grid { grid-template-columns: 1fr; gap: 12px; }
  .level-card { padding: 20px 14px; }

  .compare-grid { flex-direction: column; }
  .compare-arrow { transform: rotate(90deg); }

  .drive-system { gap: 12px; }
  .drive-level { padding: 20px 20px; }

  .timeline::before { left: 32px; }
  .tl-dot { margin-left: 24px; }
  .tl-time { position: static; width: auto; text-align: left; margin-bottom: 4px; font-size: 12px; }
  .tl-item { flex-direction: column; gap: 4px; padding-bottom: 28px; }
  .tl-content { margin-left: 0; padding-left: 40px; }

  .opportunity-grid { gap: 16px; }

  .cta-content h2 { font-size: 1.5rem; }
  .cta-stats { flex-direction: column; gap: 20px; }

  .footer-container { padding: 48px 16px 32px; gap: 32px; }
  .footer-brand { flex: none; }
  .footer-logo { height: 36px; }
  .footer-links { gap: 32px; }
  .footer-bottom { padding: 16px; font-size: 12px; }
  .footer-bottom p:last-child { font-size: 11px; word-break: break-all; }
}

/* ===== 加盟页表格适配 ===== */
@media (max-width: 700px) {
  .join-packages { gap: 24px; }
  .join-package { padding: 24px 16px; }
  .jp-header { flex-direction: column; align-items: flex-start; gap: 8px; }
  .jp-header .price { margin-left: 0; }
  .join-steps { flex-wrap: wrap; gap: 16px; justify-content: center; }
  .join-step { min-width: 140px; flex: 0 0 calc(50% - 16px); }
}
@media (max-width: 500px) {
  .join-step { flex: 0 0 100%; }
  .system-level-card { grid-template-columns: 1fr; gap: 16px; }
  .slc-left { flex-direction: column; text-align: center; }
}