/* ========================================
   润鼎文化官网 — 全站样式
   品牌定位：专业心理成长与身心整合教育机构
   ======================================== */

@import url('https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@400;500;700&family=Noto+Sans+SC:wght@300;400;500;700&display=swap');

:root {
  --navy: #1a2744;
  --navy-dark: #101a2e;
  --gold: #c9a84c;
  --cream: #f7f2ea;
  --white: #ffffff;
  --text: #222222;
  --muted: #666666;
  --border-light: #e5dfd5;

  --font-serif: "Noto Serif SC", "STSong", "SimSun", serif;
  --font-sans: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;

  --radius: 10px;
  --shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  --transition: all 0.3s ease;

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: var(--font-sans);
  color: var(--text);
  background: var(--white);
  line-height: 1.8;
  -webkit-font-smoothing: antialiased;
}

/* ===== 通用布局 ===== */
.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 20px;
}

.section {
  padding: 80px 20px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 30px;
  color: var(--navy);
  text-align: center;
  margin-bottom: 12px;
  letter-spacing: 3px;
}

.section-subtitle {
  text-align: center;
  color: var(--muted);
  font-size: 16px;
  margin-bottom: 48px;
  line-height: 1.6;
}

/* ===== 按钮 ===== */
.btn {
  display: inline-block;
  padding: 14px 32px;
  font-size: 16px;
  font-weight: 500;
  text-decoration: none;
  border-radius: var(--radius);
  letter-spacing: 1px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: var(--font-sans);
}

.btn-primary {
  background: var(--gold);
  color: var(--navy);
  font-weight: 600;
}

.btn-primary:hover {
  background: #b8943e;
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(201, 168, 76, 0.3);
}

.btn-secondary {
  background: transparent;
  color: var(--gold);
  border: 2px solid var(--gold);
}

.btn-secondary:hover {
  background: rgba(201, 168, 76, 0.08);
}

.btn-on-dark {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

.btn-on-dark:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* ===== 导航栏 ===== */
.nav {
  background: var(--navy);
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 16px;
  padding-bottom: 16px;
}

.brand-area {
  display: flex;
  align-items: center;
  gap: 0;
  flex-shrink: 0;
  margin-right: 24px;
}

.nav-brand {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 700;
  color: #d4b15a;
  text-decoration: none;
  letter-spacing: 3px;
  line-height: 1.2;
}

.brand-divider {
  width: 1px;
  height: 18px;
  background: rgba(255, 255, 255, 0.35);
  flex-shrink: 0;
  margin: 0 12px;
}

.happynlp-text {
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 600;
  font-style: italic;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  gap: 0;
  line-height: 1.2;
}

.hp-happy { color: #ff7a8a; }
.hp-heart { color: #ff4d5a; }
.hp-nlp  { color: #ff5a5a; }

.nav-links {
  display: flex;
  align-items: center;
  list-style: none;
  gap: 18px;
  flex-shrink: 0;
  margin-left: auto;
}

.nav-links a {
  color: #d5cfc5;
  text-decoration: none;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.5px;
  padding-bottom: 4px;
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: var(--transition);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--gold);
  border-bottom-color: var(--gold);
}

/* 汉堡按钮 */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--gold);
  border-radius: 2px;
  transition: var(--transition);
}

.hamburger.open span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.hamburger.open span:nth-child(2) {
  opacity: 0;
}

.hamburger.open span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ===== Hero ===== */
.hero {
  background: var(--navy);
  min-height: 85vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 20px;
  text-align: center;
}

.hero .container {
  max-width: 760px;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: 48px;
  color: var(--white);
  letter-spacing: 8px;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--gold);
  margin-bottom: 16px;
  font-weight: 500;
  letter-spacing: 2px;
}

.hero-desc {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.72);
  line-height: 1.9;
  margin-bottom: 16px;
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
}

.hero-desc + .hero-desc {
  margin-bottom: 36px;
}

.hero-subnote {
  font-size: 13px;
  font-weight: 300;
  color: rgba(201, 179, 122, 0.68);
  letter-spacing: 0.12em;
  max-width: 620px;
  margin: 0 auto 40px;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 40px;
}

/* ===== 金色分割线 ===== */
.gold-divider {
  width: 100%;
  height: 4px;
  background: var(--gold);
}

/* ===== 品牌理念区 ===== */
.belief-section {
  background: var(--cream);
  text-align: center;
}

.belief-mission {
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  color: #8b7355;
  letter-spacing: 4px;
  line-height: 2;
  max-width: 520px;
  margin: 0 auto;
}

.belief-mission + .belief-mission {
  margin-top: 24px;
}

.belief-values {
  margin-top: 20px;
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 300;
  color: #b0a090;
  letter-spacing: 5px;
}

/* ===== 核心主导师重点区 ===== */
.mentor-feature {
  background: var(--cream);
}

.mentor-feature .section-title {
  margin-bottom: 16px;
}

.mentor-feature .section-title::after {
  content: "";
  display: block;
  width: 60px;
  height: 3px;
  background: var(--gold);
  margin: 12px auto 0;
  border-radius: 2px;
}

.mentor-feature .section-subtitle {
  margin-bottom: 24px;
}

.mentor-feature .container {
  display: flex;
  gap: 60px;
  align-items: center;
}

.mentor-feature-photo {
  flex-shrink: 0;
  width: 260px;
  height: 320px;
  border-radius: var(--radius);
  object-fit: cover;
  object-position: center top;
  border: 1px solid rgba(201, 168, 76, 0.3);
}

.mentor-feature-body {
  flex: 1;
}

.mentor-feature-body h3 {
  font-family: var(--font-serif);
  font-size: 32px;
  color: var(--navy);
  margin-bottom: 8px;
  letter-spacing: 4px;
}

.mentor-feature-tag {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 2px;
  margin-bottom: 12px;
  color: rgba(201, 168, 76, 0.82);
}

.tag-strong {
  color: #c9a84c;
  font-weight: 600;
}

.tag-sub {
  color: rgba(201, 168, 76, 0.82);
}

.mentor-feature-body .desc {
  font-size: 16px;
  color: #555;
  line-height: 1.9;
  margin-bottom: 12px;
}

.mentor-feature-body .desc + .desc {
  margin-bottom: 28px;
}

.course-list-title {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 16px;
  font-weight: 600;
  color: #c9a84c;
  letter-spacing: 2px;
  margin-top: 12px;
  margin-bottom: 18px;
}

.title-line {
  display: inline-block;
  width: 28px;
  height: 2px;
  background: #c9a84c;
  border-radius: 1px;
  flex-shrink: 0;
}

.mentor-feature-courses {
  list-style: none;
  margin-bottom: 28px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 32px;
}

.mentor-feature-courses li {
  font-size: 15px;
  color: #5a5a5a;
  padding-left: 14px;
  position: relative;
  line-height: 1.8;
}

.mentor-feature-courses li::before {
  content: "·";
  color: #c4b998;
  font-weight: 400;
  position: absolute;
  left: 0;
}

.mentor-feature-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ===== 价值主张卡片 ===== */
.value-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 40px 24px;
  text-align: center;
  transition: var(--transition);
}

.value-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--gold);
}

.value-icon {
  font-size: 32px;
  color: var(--gold);
  margin-bottom: 16px;
}

.value-card h4 {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--navy);
  margin-bottom: 12px;
  letter-spacing: 2px;
}

.value-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
}

/* ===== 卡片通用 ===== */
.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-light);
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

/* ===== 核心课程卡片 ===== */
.course-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 36px 32px;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}

.course-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--gold);
}

.course-card-tag {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.course-card h4 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: 8px;
}

.course-card-mentor {
  font-size: 14px;
  color: var(--gold);
  margin-bottom: 16px;
  letter-spacing: 1px;
}

.course-card-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 24px;
  flex: 1;
}

.course-card .btn {
  align-self: flex-start;
}

/* 虢海平 — 品牌金 */
.course-haiping {
  border-left: 4px solid var(--gold);
  background: linear-gradient(135deg, rgba(201,168,76,0.06) 0%, var(--white) 100%);
}

/* 林文采 — 温暖玫 */
.course-linwencai {
  border-left: 4px solid #c47a6b;
  background: linear-gradient(135deg, rgba(196,122,107,0.06) 0%, var(--white) 100%);
}

/* 尼克博士 — 深邃紫 */
.course-nike {
  border-left: 4px solid #7b6ba8;
  background: linear-gradient(135deg, rgba(123,107,168,0.06) 0%, var(--white) 100%);
}

/* 子敬 — 自然绿 */
.course-zijing {
  border-left: 4px solid #7a9a7e;
  background: linear-gradient(135deg, rgba(122,154,126,0.06) 0%, var(--white) 100%);
}

/* ===== 成长体系区块 ===== */
.system-card {
  background: var(--white);
  border-radius: 16px;
  box-shadow: none;
  transition: var(--transition);
  border: 1px solid var(--border-light);
  overflow: hidden;
  text-align: center;
  padding-bottom: 36px;
}

.system-card:hover {
  border-color: rgba(201, 168, 76, 0.25);
}

.system-card-photo {
  width: 100%;
  height: 340px;
  object-fit: cover;
  object-position: center top;
  background: var(--cream);
  padding: 0;
}

.system-card h4 {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--navy);
  margin: 24px 20px 4px;
  letter-spacing: 3px;
}

.system-card .tag {
  font-size: 12px;
  color: var(--gold);
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.system-card .desc {
  font-size: 13px;
  color: var(--muted);
  margin: 0 20px 14px;
  line-height: 1.7;
}

.system-card .course-mini-list {
  list-style: none;
  font-size: 13px;
  color: #555;
  margin: 0 20px 20px;
  line-height: 2;
}

.system-card .btn {
  font-size: 13px;
  padding: 10px 20px;
  border-radius: 20px;
  letter-spacing: 1px;
}

/* ===== 响应式网格 ===== */
.responsive-grid {
  display: grid;
  gap: 28px;
}

.responsive-grid.cols-2 {
  grid-template-columns: repeat(2, 1fr);
}

.responsive-grid.cols-3 {
  grid-template-columns: repeat(3, 1fr);
}

.responsive-grid.cols-4 {
  grid-template-columns: repeat(4, 1fr);
}

/* ===== 服务团队 ===== */
.team-section {
  background: var(--cream);
}

.team-section .section-title {
  color: var(--navy);
}

.team-section .section-subtitle {
  color: var(--muted);
}

.team-subtitle {
  font-weight: 500;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.team-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  cursor: pointer;
}

.team-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
}

.team-card-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  background: #d4c9b8;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #999;
}

.team-card h4 {
  font-size: 24px;
  font-weight: 600;
  color: #1c2b4a;
  margin-bottom: 10px;
  letter-spacing: 0.02em;
  line-height: 1.35;
}

.team-card .role {
  font-size: 14px;
  color: rgba(28, 43, 74, 0.72);
  line-height: 1.6;
}

/* ===== 品牌数字 ===== */
.stats-section {
  background: var(--cream);
}

.stats-row {
  display: flex;
  justify-content: center;
  gap: 64px;
  text-align: center;
  flex-wrap: wrap;
}

.stat-number {
  font-family: var(--font-serif);
  font-size: 42px;
  color: var(--gold);
  font-weight: 700;
  display: block;
  margin-bottom: 8px;
}

.stat-label {
  font-size: 16px;
  color: var(--navy);
  letter-spacing: 1px;
}

.stats-tagline {
  text-align: center;
  margin-top: 32px;
  font-family: var(--font-serif);
  font-size: 18px;
  color: #8b7355;
  letter-spacing: 3px;
}

/* ===== 文章卡片 ===== */
.article-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-light);
  overflow: hidden;
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
}

.article-card-cover {
  width: 100%;
  height: 160px;
  background: #d4c9b8;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #777;
  font-size: 14px;
}

.article-card-body {
  padding: 20px;
}

.article-tags {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.article-tags span {
  font-size: 12px;
  color: var(--gold);
  background: rgba(201, 168, 76, 0.1);
  padding: 2px 10px;
  border-radius: 20px;
}

.article-card-body h4 {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--navy);
  margin-bottom: 8px;
  line-height: 1.5;
  letter-spacing: 1px;
}

.article-card-body .excerpt {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* ===== 学员反馈卡片（Flex 布局） ===== */
/* 外层容器：flex + wrap，卡片自动换行 */
.testimonials-flex {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  justify-content: center;
}

/* flex: 1 1 340px = 可伸缩，最小 340px，自动换行 */
.testimonials-flex .testimonial-card {
  flex: 1 1 340px;
  min-width: 300px;
  max-width: 500px;
}

/* 卡片内部：flex 横排（头像左 + 内容右） */
.testimonial-card {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
  border: 1px solid var(--border-light);
  padding: 28px;
}

.testimonial-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.12);
  border-color: var(--gold);
}

.testimonial-avatar {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--gold), #b8943e);
  color: var(--white);
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  letter-spacing: 2px;
}

/* 内容区也使用 flex 纵排 */
.testimonial-body {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.testimonial-body .stars {
  color: var(--gold);
  font-size: 13px;
  margin-bottom: 8px;
  letter-spacing: 2px;
}

.testimonial-body .quote {
  font-size: 15px;
  color: #555;
  line-height: 1.9;
  font-style: italic;
  margin-bottom: 14px;
}

.testimonial-body .author {
  font-weight: 600;
  color: var(--navy);
  font-size: 15px;
}

.testimonial-body .course-tag {
  font-size: 13px;
  color: var(--gold);
}

.calendar-section {
  text-align: center;
}

.calendar-list {
  max-width: 680px;
  margin: 0 auto;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.calendar-card {
  display: flex;
  align-items: stretch;
  position: relative;
  padding-left: 52px;
  padding-bottom: 40px;
}

.calendar-card:last-child {
  padding-bottom: 0;
}

.calendar-card::before {
  content: "";
  position: absolute;
  left: 15px;
  top: 32px;
  bottom: 0;
  width: 1px;
  background: rgba(201, 168, 76, 0.2);
}

.calendar-card:last-child::before {
  display: none;
}

.calendar-month {
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 500;
  color: var(--gold);
  letter-spacing: 4px;
  writing-mode: horizontal-tb;
  width: 30px;
  text-align: center;
}

.calendar-month::after {
  content: "";
  display: block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  margin: 8px auto 0;
}

.calendar-body {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px 28px;
  flex: 1;
  transition: var(--transition);
}

.calendar-body:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.calendar-body h4 {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--navy);
  margin-bottom: 6px;
  letter-spacing: 1px;
}

.calendar-location {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 10px;
}

.calendar-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 14px;
}

.calendar-link {
  font-size: 14px;
  color: #b0a090;
  text-decoration: none;
  letter-spacing: 1px;
  transition: var(--transition);
}

.calendar-link:hover {
  color: var(--gold);
}

.calendar-footer {
  margin-top: 48px;
}

/* ===== 联系咨询模块 ===== */
.contact-section {
  text-align: center;
}

.contact-section .section-subtitle {
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
}

.contact-layout {
  display: grid;
  grid-template-columns: 9fr 11fr;
  gap: var(--space-8);
  max-width: 960px;
  margin: 0 auto;
  text-align: left;
}

/* 左栏 — 深蓝热线卡片 */
.contact-primary {
  background: linear-gradient(135deg, var(--navy) 0%, #1e3356 100%);
  border-radius: var(--radius);
  padding: var(--space-10) var(--space-8);
  color: var(--white);
  text-align: center;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.contact-label {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  letter-spacing: 3px;
  margin-bottom: var(--space-3);
}

.contact-phone {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 3px;
  margin-bottom: var(--space-3);
}

.contact-wechat-note {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.45);
  margin-top: var(--space-1);
  margin-bottom: var(--space-2);
  letter-spacing: 1px;
}

.contact-note {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
  letter-spacing: 1px;
}

/* 右栏 — 两区纵向排列 */
.contact-right {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

/* 联系方式 — 无边框直接列表 */
.contact-info-list {
  padding: var(--space-2) 0;
}

.contact-list-title {
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: var(--space-4);
}

.contact-info-list .contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.contact-info-list .contact-item + .contact-item {
  margin-top: var(--space-4);
}

.contact-icon {
  font-size: 18px;
  flex-shrink: 0;
  width: 24px;
  text-align: center;
}

.contact-item-label {
  font-size: 12px;
  color: #999;
  letter-spacing: 2px;
  margin-bottom: var(--space-1);
}

.contact-item-value {
  font-size: 15px;
  color: var(--navy);
  font-weight: 500;
}

/* 咨询流程卡片 */
.contact-process-card {
  background: var(--cream);
  border-radius: var(--radius);
  padding: var(--space-6);
}

.contact-card-title {
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: var(--space-4);
}

.contact-steps {
  list-style: none;
  counter-reset: step;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.contact-steps li {
  counter-increment: step;
  font-size: 14px;
  color: #555;
  line-height: 1.7;
  padding-left: var(--space-8);
  position: relative;
}

.contact-steps li::before {
  content: counter(step);
  position: absolute;
  left: 0;
  top: 0;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.contact-process-note {
  font-size: 13px;
  color: #999;
  letter-spacing: 1px;
}

/* 联系模块响应式 */
/* ===== 导师详细介绍页 ===== */
.about-hero {
  background: var(--cream);
}

.about-hero-layout {
  display: flex;
  gap: var(--space-12);
  align-items: center;
  max-width: 860px;
  margin: 0 auto;
}

.about-hero-photo {
  width: 280px;
  height: 360px;
  border-radius: var(--radius);
  object-fit: cover;
  object-position: center top;
  border: 1px solid rgba(201, 168, 76, 0.3);
  flex-shrink: 0;
}

.about-hero-body {
  flex: 1;
}

.about-hero-label {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 3px;
  margin-bottom: var(--space-2);
}

.about-hero-body h1 {
  font-family: var(--font-serif);
  font-size: 40px;
  color: var(--navy);
  letter-spacing: 6px;
  margin-bottom: var(--space-3);
}

.about-hero-tag {
  font-size: 16px;
  color: rgba(201, 168, 76, 0.82);
  letter-spacing: 2px;
  margin-bottom: var(--space-4);
}

.about-hero-desc {
  font-size: 16px;
  color: var(--muted);
  line-height: 2;
  margin-bottom: var(--space-6);
}

.about-hero-cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

/* 正文样式 */
.about-body {
  max-width: 720px;
  margin: 0 auto;
}

.about-body p {
  font-size: 16px;
  color: #3a3a3a;
  line-height: 2.1;
  margin-bottom: var(--space-6);
}

/* 金句引用 */
.about-quotes {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.about-quotes blockquote {
  margin: 0;
  padding: var(--space-6) var(--space-8);
  border-left: 3px solid var(--gold);
  background: rgba(201, 168, 76, 0.04);
  font-family: var(--font-serif);
  font-size: 17px;
  color: #8b7355;
  line-height: 2;
  letter-spacing: 1px;
}

/* 哲学列表 */
.about-list {
  list-style: none;
  max-width: 720px;
  margin: var(--space-4) auto var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.about-list li {
  font-size: 15px;
  color: #555;
  line-height: 1.8;
  padding-left: var(--space-6);
  position: relative;
}

.about-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 10px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

/* 课程卡片链接 */
.about-course-card {
  display: block;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: var(--space-8);
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
}

.about-course-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.about-course-tag {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: var(--space-2);
}

.about-course-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: var(--space-3);
}

.about-course-card p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
}

/* 关于页响应式 */
@media (max-width: 860px) {
  .about-hero-layout {
    flex-direction: column;
    text-align: center;
    gap: var(--space-8);
  }

  .about-hero-photo {
    width: 220px;
    height: 280px;
  }

  .about-hero-body h1 {
    font-size: 34px;
    letter-spacing: 4px;
  }

  .about-hero-cta {
    justify-content: center;
  }

  .about-quotes blockquote {
    padding: var(--space-4) var(--space-5);
    font-size: 15px;
  }
}

@media (max-width: 500px) {
  .about-hero-photo {
    width: 180px;
    height: 240px;
  }

  .about-hero-body h1 {
    font-size: 28px;
    letter-spacing: 3px;
  }

  .about-hero-tag {
    font-size: 14px;
  }

  .about-hero-desc {
    font-size: 15px;
  }

  .about-body p {
    font-size: 15px;
  }

  .about-quotes blockquote {
    padding: var(--space-4);
    font-size: 14px;
  }
}

/* ===== 作品集页 ===== */
.hero-short {
  min-height: 50vh;
}

.work-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: opacity 0.35s ease, transform 0.35s ease, max-height 0.35s ease, margin 0.35s ease;
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.work-card:hover {
  border-color: var(--gold);
  transform: translateY(-4px);
  box-shadow: var(--shadow);
}

.work-card-cover {
  width: 100%;
  height: 180px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #777;
  font-size: 14px;
  letter-spacing: 2px;
  flex-shrink: 0;
}

.cover-ppt       { background: linear-gradient(135deg, #d5cfc4 0%, #bfb8a8 100%); }
.cover-content   { background: linear-gradient(135deg, #c4d4d0 0%, #a8bfb8 100%); }
.cover-ai        { background: linear-gradient(135deg, #d0c4d5 0%, #b5a8bf 100%); }
.cover-shenxin   { background: linear-gradient(135deg, #d4cfc4 0%, #c4b5a0 100%); }

.work-card-body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

/* 卡片头部：类型标签 + 日期/平台 */
.work-card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-3);
}

.work-card-badge {
  font-size: 12px;
  color: var(--gold);
  background: rgba(201, 168, 76, 0.1);
  padding: 2px 10px;
  border-radius: 20px;
  letter-spacing: 1px;
}

.work-card-date,
.work-card-platform,
.work-card-status {
  font-size: 12px;
  color: #aaa;
  letter-spacing: 1px;
}

.work-card-status {
  color: #7a9a7e;
}

.work-card-body h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--navy);
  letter-spacing: 1px;
  line-height: 1.4;
  margin-bottom: var(--space-2);
}

.work-card-meta {
  font-size: 13px;
  color: #aaa;
  letter-spacing: 1px;
  margin-bottom: var(--space-3);
}

.work-card-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  flex: 1;
  margin-bottom: var(--space-4);
}

/* 底部标签 */
.work-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.work-card-tags span {
  font-size: 12px;
  color: #999;
  background: rgba(0, 0, 0, 0.03);
  padding: 2px 8px;
  border-radius: 4px;
}

@media (max-width: 860px) {
  .work-card-cover {
    height: 160px;
  }
}

@media (max-width: 500px) {
  .work-card-cover {
    height: 140px;
  }

  .work-card-body h3 {
    font-size: 16px;
  }
}

/* ===== 筛选标签栏 ===== */
.filter-bar {
  padding: var(--space-8) 0 var(--space-4);
  text-align: center;
}

.filter-bar .container {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.filter-btn {
  border: 1px solid var(--border-light);
  background: var(--white);
  color: var(--muted);
  font-size: 14px;
  padding: 8px 20px;
  border-radius: 24px;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-sans);
  letter-spacing: 1px;
}

.filter-btn:hover {
  border-color: var(--gold);
  color: var(--navy);
}

.filter-btn.active {
  background: var(--navy);
  color: var(--white);
  border-color: var(--navy);
}

.works-section {
  transition: opacity 0.3s ease;
}

.works-section.empty-section {
  opacity: 0.3;
}

.filtered-out {
  opacity: 0;
  transform: scale(0.92);
  pointer-events: none;
  max-height: 0;
  margin: 0;
  padding: 0;
  border: none;
  overflow: hidden;
}

/* ===== 作品详情弹窗 ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 25, 47, 0.7);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  padding: var(--space-4);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--white);
  border-radius: 16px;
  max-width: 680px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  transform: translateY(30px) scale(0.95);
  transition: transform 0.3s ease;
  box-shadow: 0 24px 80px rgba(0,0,0,0.3);
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal-cover {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 500;
  color: var(--white);
  border-radius: 16px 16px 0 0;
  letter-spacing: 2px;
}

.modal-cover.cover-ppt { background: linear-gradient(135deg, #1a365d 0%, #2b6cb0 100%); }
.modal-cover.cover-content { background: linear-gradient(135deg, #2d3748 0%, #4a5568 100%); }
.modal-cover.cover-ai { background: linear-gradient(135deg, #1a4731 0%, #276749 100%); }
.modal-cover.cover-shenxin { background: linear-gradient(135deg, #553c2e 0%, #7b5e42 100%); }

.modal-body {
  padding: var(--space-8) var(--space-8) var(--space-6);
}

.modal-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.modal-badge {
  background: var(--navy);
  color: var(--white);
  font-size: 12px;
  padding: 4px 12px;
  border-radius: 12px;
}

.modal-date {
  font-size: 13px;
  color: var(--muted);
}

.modal-body h2 {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  color: var(--navy);
  margin-bottom: var(--space-2);
}

.modal-meta {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: var(--space-4);
}

.modal-desc {
  font-size: 15px;
  line-height: 1.8;
  color: var(--text);
  margin-bottom: var(--space-5);
}

.modal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space-5);
}

.modal-tags span {
  background: var(--bg-cream);
  color: var(--navy);
  font-size: 13px;
  padding: 4px 12px;
  border-radius: 14px;
}

.modal-close {
  position: absolute;
  top: 16px;
  right: 16px;
  width: 36px;
  height: 36px;
  border: none;
  background: rgba(255,255,255,0.9);
  border-radius: 50%;
  font-size: 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy);
  transition: var(--transition);
  z-index: 10;
}

.modal-close:hover {
  background: var(--white);
  transform: scale(1.1);
}

@media (max-width: 768px) {
  .modal { max-height: 90vh; border-radius: 12px; }
  .modal-cover { height: 140px; }
  .modal-body { padding: var(--space-5) var(--space-4); }
}

/* ===== 最终 CTA ===== */
.cta-section {
  background: var(--navy);
  text-align: center;
}

.cta-section .section-title {
  color: var(--white);
}

.cta-section .section-subtitle {
  color: #b0a899;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: 40px;
}

.cta-section .hero-cta {
  justify-content: center;
}

/* ===== 页脚 ===== */
.footer {
  background: var(--navy-dark);
  padding: 56px 20px 28px;
  color: #8a8a8a;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 36px;
}

.footer-grid h4 {
  font-family: var(--font-serif);
  color: var(--gold);
  font-size: 16px;
  margin-bottom: 14px;
  letter-spacing: 2px;
}

.footer-grid p,
.footer-grid a {
  font-size: 14px;
  color: #8a8a8a;
  text-decoration: none;
  display: block;
  margin-bottom: 6px;
  line-height: 1.8;
}

.footer-grid a:hover {
  color: var(--gold);
}
.footer-nav {
  display: grid;
  grid-template-columns: auto auto;
  gap: 4px 40px;
  justify-self: center;
}

.footer-nav h4 {
  grid-column: 1 / -1;
  text-align: center;
}

.footer-disclaimer {
  max-width: 900px;
  margin: 0 auto 20px;
  text-align: center;
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.7;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 24px;
  font-size: 13px;
  color: #666;
}

.footer-note {
  margin-top: 8px;
  font-size: 12px;
  color: #777;
}

.footer-beian {
  margin-top: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 12px;
  color: #888;
}

.footer-beian a {
  color: #888;
  text-decoration: none;
}

.footer-beian a:hover {
  color: var(--gold);
}

.beian-badge {
  height: 16px;
  width: auto;
  vertical-align: middle;
}

/* ===== 区块背景交替 ===== */
.bg-cream { background: var(--cream); }
.bg-white  { background: var(--white); }
.bg-navy   { background: var(--navy); }
.bg-navy-dark { background: var(--navy-dark); }

/* ===== 老师详情页 ===== */
.advisor-detail {
  max-width: 760px;
}

.advisor-back {
  display: inline-block;
  font-size: 14px;
  color: var(--gold);
  text-decoration: none;
  letter-spacing: 1px;
  margin-bottom: 40px;
  transition: var(--transition);
}

.advisor-back:hover {
  color: #b8943e;
}

.advisor-header {
  display: flex;
  gap: 40px;
  align-items: center;
  margin-bottom: 48px;
}

.advisor-photo {
  width: 200px;
  height: 200px;
  border-radius: 50%;
  object-fit: cover;
  object-position: center top;
  border: 2px solid var(--gold);
  flex-shrink: 0;
}

.advisor-header-text h1 {
  font-family: var(--font-serif);
  font-size: 32px;
  color: var(--navy);
  letter-spacing: 3px;
  margin-bottom: 8px;
}

.advisor-role {
  font-size: 15px;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.advisor-bio {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.9;
}

.advisor-section {
  margin-bottom: 36px;
}

.advisor-section h2 {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: 12px;
}

.advisor-section p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.9;
}

.advisor-cta {
  display: flex;
  gap: 16px;
  margin-top: 48px;
}

.advisor-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.advisor-tags span {
  font-size: 14px;
  color: var(--gold);
  background: rgba(201, 168, 76, 0.08);
  padding: 6px 16px;
  border-radius: 20px;
  letter-spacing: 1px;
}

.advisor-list {
  list-style: none;
}

.advisor-list li {
  font-size: 15px;
  color: var(--muted);
  line-height: 2;
  padding-left: 16px;
  position: relative;
}

.advisor-list li::before {
  content: "—";
  color: var(--gold);
  position: absolute;
  left: 0;
}

.advisor-keywords {
  display: flex;
  gap: 16px;
}

.advisor-keywords span {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--navy);
  letter-spacing: 2px;
  position: relative;
  padding-bottom: 4px;
}

.advisor-keywords span::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  border-radius: 1px;
}

/* ===== 成长体系页 ===== */
.hero-short {
  min-height: 50vh;
}

.system-page-card {
  display: flex;
  gap: 40px;
  padding: 48px 0;
  border-bottom: 1px solid rgba(201, 168, 76, 0.12);
}

.system-page-card:last-child {
  border-bottom: none;
}

.system-page-number {
  font-family: var(--font-serif);
  font-size: 40px;
  color: rgba(201, 168, 76, 0.25);
  flex-shrink: 0;
  width: 60px;
  letter-spacing: 0;
  line-height: 1;
}

.system-page-body h2 {
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--navy);
  letter-spacing: 3px;
  margin-bottom: 6px;
}

.system-page-sub {
  font-size: 14px;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.system-page-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 2;
  max-width: 620px;
  margin-bottom: 20px;
}

.system-page-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.system-page-modules span,
.system-page-modules a {
  font-size: 13px;
  color: var(--navy);
  background: rgba(201, 168, 76, 0.06);
  padding: 4px 14px;
  border-radius: 20px;
  letter-spacing: 1px;
  text-decoration: none;
  border: 1px solid transparent;
  transition: var(--transition);
}

.system-page-modules a:hover {
  background: rgba(201, 168, 76, 0.15);
  border-color: var(--gold);
}

.system-page-audience {
  font-size: 14px;
  color: #8a8a8a;
  line-height: 1.8;
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid rgba(201, 168, 76, 0.12);
}

.system-page-more {
  display: inline-block;
  font-size: 14px;
  color: var(--gold);
  text-decoration: none;
  letter-spacing: 2px;
  margin-top: 24px;
  transition: var(--transition);
}

.system-page-more:hover {
  color: #b8943e;
}

/* ===== 全年成长日历页 ===== */
.calendar-page {
  max-width: 720px;
}

.calendar-page-card {
  display: flex;
  align-items: flex-start;
  gap: 0;
  padding-bottom: 48px;
  position: relative;
}

.calendar-page-card:last-child {
  padding-bottom: 0;
}

.calendar-page-card::before {
  content: "";
  position: absolute;
  left: 68px;
  top: 44px;
  bottom: 0;
  width: 1px;
  background: rgba(201, 168, 76, 0.18);
}

.calendar-page-card:last-child::before {
  display: none;
}

.calendar-page-month {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--gold);
  letter-spacing: 4px;
  width: 70px;
  flex-shrink: 0;
  padding-top: 4px;
  position: relative;
}

.calendar-page-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  flex-shrink: 0;
  margin: 12px 32px 0 0;
  position: relative;
  z-index: 1;
}

.calendar-page-body {
  flex: 1;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 28px 32px;
  transition: var(--transition);
}

.calendar-page-body:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.04);
}

.calendar-page-body h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: 6px;
}

.calendar-page-meta {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.calendar-page-desc {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.9;
  margin-bottom: 20px;
}

/* ===== 心理学文章页 ===== */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.article-page-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border-light);
  overflow: hidden;
  transition: var(--transition);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.article-page-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow);
  border-color: var(--gold);
}

.article-page-cover {
  width: 100%;
  height: 180px;
  background: #d4c9b8;
}

.cover-parenting  { background: linear-gradient(135deg, #e8d5c4 0%, #d4bfa5 100%); }
.cover-emotion    { background: linear-gradient(135deg, #c4d4d0 0%, #a8bfb8 100%); }
.cover-relationship { background: linear-gradient(135deg, #d5c4d0 0%, #bfa8b5 100%); }
.cover-feminine   { background: linear-gradient(135deg, #d0c4d5 0%, #b5a8bf 100%); }
.cover-family     { background: linear-gradient(135deg, #c4cfd5 0%, #a8b5bf 100%); }
.cover-body       { background: linear-gradient(135deg, #d5cfc4 0%, #bfb8a8 100%); }

.article-page-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.article-page-tags {
  margin-bottom: 10px;
}

.article-page-tags span {
  font-size: 12px;
  color: var(--gold);
  letter-spacing: 2px;
}

.article-page-body h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--navy);
  letter-spacing: 1px;
  line-height: 1.5;
  margin-bottom: 10px;
}

.article-page-excerpt {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  flex: 1;
  margin-bottom: 16px;
}

.article-page-link {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 2px;
}

/* ===== 课程详情页 ===== */
.course-detail {
  max-width: 720px;
}

.course-detail-section {
  margin-bottom: 48px;
}

.course-detail-section h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.course-detail-section p {
  font-size: 15px;
  color: var(--muted);
  line-height: 2;
  margin-bottom: 12px;
}

.course-mentor-mini {
  display: flex;
  gap: 24px;
  align-items: center;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px;
}

.course-mentor-photo {
  width: 80px;
  height: 100px;
  border-radius: 8px;
  object-fit: cover;
  object-position: center top;
  flex-shrink: 0;
}

.course-mentor-mini h4 {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: 4px;
}

.course-mentor-mini p {
  font-size: 14px;
  color: var(--muted);
  margin-bottom: 4px;
}

.course-mentor-bio {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.8;
  margin-top: 8px;
}

.faq-item {
  margin-bottom: 0;
  border-bottom: 1px solid var(--border-light);
}

.faq-item:last-child {
  border-bottom: none;
}

.faq-item h4 {
  font-size: 16px;
  color: var(--navy);
  letter-spacing: 1px;
  padding: 20px 40px 20px 0;
  cursor: pointer;
  position: relative;
  user-select: none;
  transition: color 0.2s ease;
}

.faq-item h4::after {
  content: "+";
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  font-weight: 300;
  color: var(--gold);
  transition: transform 0.3s ease;
}

.faq-item h4:hover {
  color: var(--gold);
}

.faq-item.open h4::after {
  content: "−";
}

.faq-item p {
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 0 0 0;
}

.faq-item.open p {
  max-height: 200px;
  padding: 0 0 20px 0;
}

/* ===== 文章详情页 ===== */
.article-detail {
  max-width: 760px;
}

.article-detail-header {
  margin-bottom: 40px;
}

.article-detail-tags {
  margin-bottom: 16px;
  display: flex;
  gap: 10px;
}

.article-detail-tags span {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 2px;
}

.article-detail-header h1 {
  font-family: var(--font-serif);
  font-size: 34px;
  color: var(--navy);
  letter-spacing: 3px;
  line-height: 1.4;
  margin-bottom: 14px;
}

.article-detail-meta {
  font-size: 14px;
  color: #999;
  letter-spacing: 1px;
}

.article-detail-cover {
  width: 100%;
  height: 320px;
  background: linear-gradient(135deg, #d4c9b8 0%, #bfb0a0 100%);
  border-radius: var(--radius);
  margin-bottom: 48px;
}

.article-detail-body {
  font-size: 16px;
  color: #3a3a3a;
  line-height: 2.1;
}

.article-detail-body p {
  margin-bottom: 24px;
}

.article-detail-body h2 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--navy);
  letter-spacing: 2px;
  margin: 48px 0 20px;
}

.article-detail-body blockquote {
  margin: 40px 0;
  padding: 24px 32px;
  border-left: 3px solid var(--gold);
  background: rgba(201, 168, 76, 0.04);
  font-family: var(--font-serif);
  font-size: 17px;
  color: #8b7355;
  line-height: 2;
  letter-spacing: 1px;
}

.article-detail-footer {
  margin-top: 64px;
  padding-top: 40px;
  border-top: 1px solid var(--border-light);
  text-align: center;
}

.article-related {
  margin-bottom: 40px;
}

.article-related h3 {
  font-family: var(--font-serif);
  font-size: 18px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.article-related-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  text-align: left;
}

.article-related-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 24px;
  text-decoration: none;
  color: inherit;
  transition: var(--transition);
  display: block;
}

.article-related-card:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.article-related-card h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--navy);
  letter-spacing: 1px;
  margin-bottom: 8px;
}

.article-related-card p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

/* ===== 响应式 ===== */

/* 窄桌面：缩小导航间距，防止挤压 */
@media (max-width: 1050px) {
  .nav-brand { font-size: 22px; letter-spacing: 1px; }
  .happynlp-text { font-size: 15px; }
  .brand-divider { margin: 0 8px; height: 14px; }
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 12px; letter-spacing: 0; }
}

@media (max-width: 860px) {
  /* 移动端导航 */
  .hamburger {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 58px;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    gap: 0;
    padding: 0;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }

  .nav-links.open {
    max-height: 500px;
  }

  .nav-links li {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
  }

  .nav-links a {
    display: block;
    padding: 16px 24px;
    border-bottom: none;
  }

  .nav-links a.active {
    border-bottom: none;
    background: rgba(201, 168, 76, 0.08);
  }

  .section {
    padding: 60px 16px;
  }

  .belief-mission {
    font-size: 24px;
    letter-spacing: 3px;
    line-height: 2;
  }

  .belief-values {
    font-size: 13px;
    letter-spacing: 4px;
  }

  /* Hero */
  .hero h1 {
    font-size: 36px;
    letter-spacing: 6px;
  }

  .hero-subtitle {
    font-size: 18px;
  }

  .hero-desc {
    font-size: 15px;
  }

  /* 联系咨询 */
  .contact-layout {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .contact-phone {
    font-size: 30px;
  }

  .calendar-card {
    padding-left: 44px;
    padding-bottom: 32px;
  }

  .calendar-card::before {
    left: 12px;
    top: 28px;
  }

  .calendar-month {
    font-size: 14px;
    letter-spacing: 3px;
  }

  .calendar-body {
    padding: 20px 22px;
  }

  .calendar-body h4 {
    font-size: 16px;
  }

  /* 核心主导师 */
  .mentor-feature .container {
    flex-direction: column;
    text-align: center;
    gap: 32px;
  }

  .mentor-feature-photo {
    width: 220px;
    height: 280px;
  }

  .mentor-feature-courses {
    text-align: left;
  }

  .mentor-feature-cta {
    justify-content: center;
  }

  /* 网格 */
  .responsive-grid.cols-2,
  .responsive-grid.cols-3,
  .responsive-grid.cols-4 {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  .team-card h4 {
    font-size: 20px;
  }

  /* 统计 */
  .stats-row {
    gap: 40px;
  }

  .stat-number {
    font-size: 34px;
  }

  /* 页脚 */
  .footer-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .section-title {
    font-size: 26px;
  }

  .system-card-photo {
    height: 280px;
  }

  .advisor-header {
    flex-direction: column;
    text-align: center;
    gap: 24px;
  }

  .advisor-photo {
    width: 160px;
    height: 160px;
  }

  .advisor-cta {
    flex-direction: column;
    align-items: center;
  }

  .advisor-keywords {
    flex-wrap: wrap;
    gap: 12px;
  }

  .system-page-card {
    flex-direction: column;
    gap: 16px;
    padding: 36px 0;
  }

  .system-page-number {
    font-size: 32px;
  }

  .calendar-page-card {
    padding-bottom: 36px;
  }

  .calendar-page-card::before {
    left: 8px;
    top: 40px;
  }

  .calendar-page-month {
    font-size: 15px;
    letter-spacing: 2px;
    width: auto;
    min-width: 50px;
    padding-right: 16px;
  }

  .calendar-page-dot {
    margin-right: 16px;
  }

  .calendar-page-body {
    padding: 20px 22px;
  }

  .calendar-page-body h3 {
    font-size: 17px;
  }

  .articles-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-detail-header h1 {
    font-size: 28px;
    letter-spacing: 2px;
  }

  .article-detail-cover {
    height: 240px;
  }

  .article-detail-body {
    font-size: 15px;
    line-height: 2;
  }

  .article-detail-body h2 {
    font-size: 20px;
    margin: 40px 0 16px;
  }

  .article-related-grid {
    grid-template-columns: 1fr;
  }

}

@media (max-width: 500px) {
  .section {
    padding: 48px 16px;
  }

  .belief-mission {
    font-size: 20px;
    letter-spacing: 2px;
    line-height: 1.9;
  }

  .belief-values {
    font-size: 12px;
    letter-spacing: 3px;
  }

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

  .contact-phone {
    font-size: 26px;
  }

  .testimonials-flex .testimonial-card {
    min-width: 0;
    flex: 1 1 100%;
  }

  .system-card-photo {
    height: 240px;
  }

  .calendar-card {
    padding-left: 36px;
    padding-bottom: 24px;
  }

  .calendar-card::before {
    left: 9px;
    top: 24px;
  }

  .calendar-month {
    font-size: 13px;
    letter-spacing: 2px;
  }

  .calendar-month::after {
    width: 5px;
    height: 5px;
    margin-top: 6px;
  }

  .calendar-body {
    padding: 16px 18px;
  }

  .calendar-body h4 {
    font-size: 15px;
  }

  .calendar-desc {
    font-size: 14px;
  }

  .system-card-photo {
    height: 320px;
  }

  .responsive-grid.cols-2,
  .responsive-grid.cols-3,
  .responsive-grid.cols-4,
  .articles-grid {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 28px;
    letter-spacing: 4px;
  }

  .mentor-feature-courses {
    grid-template-columns: 1fr;
  }

  .stats-row {
    flex-direction: column;
    gap: 28px;
  }

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

  .btn {
    width: 100%;
    text-align: center;
  }

  .mentor-feature-cta {
    flex-direction: column;
    align-items: center;
  }

  .mentor-feature-cta .btn {
    width: 100%;
    text-align: center;
  }

  .article-detail-header h1 {
    font-size: 24px;
    letter-spacing: 1px;
  }

  .article-detail-cover {
    height: 200px;
  }

  .article-detail-body blockquote {
    padding: 20px 24px;
    font-size: 15px;
  }
}

/* ===== 服务介绍页 ===== */
.services-hero {
  background: var(--navy);
  min-height: 45vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 20px;
}

.services-hero h1 {
  font-family: var(--font-serif);
  font-size: 42px;
  color: var(--white);
  letter-spacing: 6px;
  margin-bottom: 16px;
}

.services-hero .hero-sub {
  font-size: 16px;
  color: rgba(255,255,255,0.65);
  max-width: 520px;
  margin: 0 auto;
  line-height: 1.9;
}

.service-block {
  display: flex;
  gap: 48px;
  align-items: flex-start;
  padding: 64px 0;
  border-bottom: 1px solid rgba(201,168,76,0.12);
}

.service-block:last-child { border-bottom: none; }

.service-number {
  font-family: var(--font-serif);
  font-size: 56px;
  color: rgba(201,168,76,0.18);
  flex-shrink: 0;
  width: 80px;
  line-height: 1;
  letter-spacing: 0;
}

.service-body { flex: 1; }

.service-body h2 {
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--navy);
  letter-spacing: 3px;
  margin-bottom: 8px;
}

.service-tagline {
  font-size: 15px;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 20px;
}

.service-desc {
  font-size: 16px;
  color: var(--muted);
  line-height: 2;
  max-width: 600px;
  margin-bottom: 24px;
}

.service-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px 32px;
  margin-bottom: 28px;
}

.service-feature {
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.service-feature-icon {
  font-size: 18px;
  color: var(--gold);
  flex-shrink: 0;
  margin-top: 2px;
}

.service-feature h4 {
  font-size: 15px;
  color: var(--navy);
  font-weight: 600;
  margin-bottom: 4px;
  letter-spacing: 1px;
}

.service-feature p {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

.service-process {
  background: var(--cream);
  border-radius: var(--radius);
  padding: 32px 36px;
  margin-top: 12px;
}

.service-process h4 {
  font-family: var(--font-serif);
  font-size: 16px;
  color: var(--navy);
  letter-spacing: 2px;
  margin-bottom: 16px;
}

.service-process ol {
  list-style: none;
  counter-reset: sp;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-process ol li {
  counter-increment: sp;
  font-size: 14px;
  color: #555;
  line-height: 1.7;
  padding-left: 36px;
  position: relative;
}

.service-process ol li::before {
  content: counter(sp);
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--navy);
  font-size: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.service-who {
  margin-top: 28px;
  padding: 24px 32px;
  background: rgba(184, 156, 88, 0.06);
  border-left: 3px solid var(--gold);
  border-radius: 0 var(--radius) var(--radius) 0;
}

.service-who h4 {
  font-family: var(--font-serif);
  font-size: 15px;
  color: var(--navy);
  margin-bottom: 12px;
}

.service-who ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-who ul li {
  font-size: 14px;
  color: #555;
  line-height: 1.7;
  padding-left: 20px;
  position: relative;
}

.service-who ul li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--gold);
  font-weight: 700;
}

.service-link {
  margin-top: 24px;
}

.service-link a {
  font-size: 15px;
  font-weight: 500;
  color: var(--navy);
  border-bottom: 1px solid var(--gold);
  padding-bottom: 2px;
  transition: color 0.2s;
}

.service-link a:hover {
  color: var(--gold);
}

@media (max-width: 768px) {
  .service-block { flex-direction: column; gap: 20px; padding: 40px 0; }
  .service-number { font-size: 40px; width: auto; }
  .service-body h2 { font-size: 24px; letter-spacing: 2px; }
  .service-features { grid-template-columns: 1fr; }
}

/* ===== 成长日历页（2026全年） ===== */

/* 全年概览网格 */
.year-overview {
  max-width: 900px;
  margin: 0 auto;
}

.year-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
}

.year-month {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 22px 14px;
  border-radius: var(--radius);
  text-decoration: none;
  transition: var(--transition);
  border: 1px solid var(--border-light);
  background: var(--white);
}

.year-month .ym-name {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--navy);
  letter-spacing: 3px;
  line-height: 1.3;
}

.year-month .ym-count {
  font-size: 12px;
  color: var(--muted);
  margin-top: 6px;
  letter-spacing: 1px;
}

.year-month.past {
  background: #f7f4ef;
  border-color: #e8e2d5;
}

.year-month.past .ym-name {
  color: #aaa;
}

.year-month.current {
  background: var(--navy);
  border-color: var(--navy);
}

.year-month.current .ym-name {
  color: var(--gold);
}

.year-month.current .ym-count {
  color: rgba(255,255,255,0.65);
}

.year-month.upcoming:hover {
  border-color: var(--gold);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.04);
}

/* 月份分组 */
.calendar-month-group {
  margin-bottom: 52px;
}

.calendar-month-group:last-child {
  margin-bottom: 0;
}

.calendar-month-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--border-light);
}

.calendar-month-head h2 {
  font-family: var(--font-serif);
  font-size: 24px;
  color: var(--navy);
  letter-spacing: 4px;
}

.calendar-month-head .month-badge {
  font-size: 12px;
  letter-spacing: 2px;
  padding: 2px 12px;
  border-radius: 20px;
  font-weight: 400;
}

.month-badge.past {
  background: #e5dfd5;
  color: #999;
}

.month-badge.current {
  background: var(--gold);
  color: var(--navy);
  font-weight: 500;
}

.month-badge.upcoming {
  background: var(--navy);
  color: var(--white);
}

.month-badge.next-year {
  background: #f5f0e4;
  color: #8b7a4a;
  border: 1px solid #d5c9a8;
}

/* 课程条目（在月份分组内） */
.calendar-course-item {
  display: flex;
  align-items: flex-start;
  gap: 0;
  padding-bottom: 32px;
  padding-left: 80px;
  position: relative;
}

.calendar-course-item:last-child {
  padding-bottom: 0;
}

.calendar-course-item::before {
  content: "";
  position: absolute;
  left: 83px;
  top: 8px;
  bottom: 0;
  width: 1px;
  background: rgba(201, 168, 76, 0.18);
}

.calendar-course-item:last-child::before {
  display: none;
}

.calendar-course-item .calendar-page-dot {
  position: relative;
  z-index: 1;
}

.calendar-course-item .calendar-page-body {
  flex: 1;
}

/* 已结束课程微调 */
.calendar-course-item.past .calendar-page-body {
  opacity: 0.72;
}

.calendar-course-item.past .calendar-page-body:hover {
  opacity: 1;
}

.calendar-course-item.past .calendar-page-dot {
  background: #c5bfb2;
}

/* 日期标签 */
.calendar-course-date {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 1px;
  margin-bottom: 6px;
  font-weight: 500;
}

/* 响应式：全年概览 */
@media (max-width: 768px) {
  .year-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
  }

  .year-month {
    padding: 16px 10px;
  }

  .year-month .ym-name {
    font-size: 17px;
    letter-spacing: 2px;
  }

  .calendar-month-head h2 {
    font-size: 20px;
    letter-spacing: 3px;
  }

  .calendar-course-item {
    padding-left: 52px;
  }

  .calendar-course-item::before {
    left: 55px;
  }
}

@media (max-width: 480px) {
  .year-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }

  .year-month {
    padding: 12px 6px;
  }

  .year-month .ym-name {
    font-size: 14px;
    letter-spacing: 1px;
  }

  .year-month .ym-count {
    font-size: 10px;
  }

  .calendar-course-item {
    padding-left: 40px;
  }

  .calendar-course-item::before {
    left: 43px;
  }
}