/* ==========================================================================
   菁蓓学苑 · Apple 风格设计系统
   Editorial Apple — typography-led, hairline borders, generous whitespace.
   详见 design-system.md
   ========================================================================== */

:root {
  --font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
    "Helvetica Neue", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;

  --ink: #1d1d1f;
  --ink-secondary: #6e6e73;
  --ink-tertiary: #86868b;

  --surface: #ffffff;
  --surface-2: #f5f5f7;
  --surface-3: #fbfbfd;

  --line: #d2d2d7;
  --line-soft: rgba(0, 0, 0, 0.06);

  --accent: #0071e3;
  --accent-hover: #0077ed;
  --link: #0066cc;

  --dark: #000000;
  --dark-elevated: #1d1d1f;
  --dark-text: #f5f5f7;
  --dark-secondary: #a1a1a6;

  --red: #c8322e;

  --radius-xl: 24px;
  --radius-lg: 16px;
  --radius-md: 12px;
  --radius-sm: 10px;
  /* v2：不再使用胶囊圆角，按钮/标签统一小圆角；保留变量名兼容 */
  --radius-pill: 12px;

  --container: 1280px;
  --section-y: 64px;
  --ease: cubic-bezier(0.25, 0.1, 0.25, 1);
}

/* --------------------------------------------------------------------------
   Reset & base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.6;
  font-weight: 400;
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, p, figure, blockquote {
  margin: 0;
}

h1, h2, h3, h4 {
  text-wrap: balance;
}

p, li {
  text-wrap: pretty;
}

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: var(--link);
  text-decoration: none;
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
}

strong, b {
  font-weight: 600;
}

::selection {
  background: rgba(0, 113, 227, 0.18);
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 6px;
}

.icon {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
}

.icon--sm {
  width: 16px;
  height: 16px;
}

.icon--lg {
  width: 24px;
  height: 24px;
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.container--narrow {
  max-width: 900px;
}

.section {
  padding: var(--section-y) 0;
}

.section--tight {
  padding: 48px 0;
}

.section--alt {
  background: var(--surface-2);
}

.section--dark {
  background: var(--dark);
  color: var(--dark-text);
}

.section-head {
  max-width: 900px;
  margin: 0 auto 32px;
  text-align: center;
}

.section-head--left {
  margin-left: 0;
  text-align: left;
}

.eyebrow {
  margin-bottom: 10px;
  font-size: 13px;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: 0.01em;
  color: var(--accent);
}

.section-title {
  font-size: clamp(26px, 3vw, 38px);
  line-height: 1.18;
  font-weight: 600;
  letter-spacing: -0.015em;
  color: var(--ink);
}

.section-sub {
  margin: 12px auto 0;
  max-width: 760px;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.55;
  color: var(--ink-secondary);
  text-wrap: balance;
}

.section-head--left .section-sub {
  margin-left: 0;
}

.section--dark .section-title {
  color: var(--dark-text);
}

.section--dark .section-sub {
  color: var(--dark-secondary);
}

.section--dark .eyebrow {
  color: #7ab7ff;
}

.section-cta {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.section-cta--left {
  justify-content: flex-start;
  margin-top: 16px;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.grid--gap-lg { gap: 20px; }

.divider {
  height: 1px;
  background: var(--line);
  border: 0;
  margin: 0;
}

/* --------------------------------------------------------------------------
   Buttons, pills, links
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 48px;
  padding: 0 22px;
  border: 1px solid transparent;
  border-radius: var(--radius-pill);
  font-size: 16px;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0;
  white-space: nowrap;
  text-decoration: none;
  transition: background 0.25s var(--ease), color 0.25s var(--ease),
    transform 0.25s var(--ease), box-shadow 0.25s var(--ease);
}

.btn:active {
  transform: scale(0.98);
}

.btn--primary {
  background: var(--accent);
  color: #fff;
}

.btn--primary:hover {
  background: var(--accent-hover);
}

.btn--secondary {
  background: var(--surface-2);
  color: var(--ink);
}

.btn--secondary:hover {
  background: #e8e8ed;
}

.btn--dark {
  background: var(--ink);
  color: #fff;
}

.btn--dark:hover {
  background: #000;
}

.btn--ghost {
  background: transparent;
  color: var(--link);
}

.btn--compact {
  min-height: 38px;
  padding: 0 16px;
  font-size: 14px;
}

.btn--large {
  min-height: 54px;
  padding: 0 26px;
  font-size: 17px;
}

.btn--block {
  width: 100%;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 15px;
  font-weight: 400;
  color: var(--link);
  text-decoration: none;
}

button.link-arrow {
  padding: 0;
  border: 0;
  background: none;
  font-family: inherit;
  cursor: pointer;
}

.link-arrow::after {
  content: "›";
  font-size: 1.2em;
  line-height: 1;
  margin-top: -1px;
  transition: transform 0.2s var(--ease);
}

.link-arrow:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.link-arrow:hover::after {
  transform: translateX(2px);
}

.link-arrow--light {
  color: #7ab7ff;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  background: rgba(0, 0, 0, 0.05);
  font-size: 12px;
  font-weight: 500;
  line-height: 1.2;
  color: var(--ink-secondary);
  white-space: nowrap;
}

.pill--blue {
  background: rgba(0, 113, 227, 0.1);
  color: #0066cc;
}

.pill--dark {
  background: rgba(255, 255, 255, 0.14);
  color: var(--dark-text);
}

/* --------------------------------------------------------------------------
   Header / navigation
   -------------------------------------------------------------------------- */
.top-gradient-bar {
  display: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(251, 251, 253, 0.82);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-bottom: 1px solid var(--line-soft);
}

.nav-wrap {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  padding: 6px 14px;
  border: 1px solid rgba(0, 0, 0, 0.045);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.55);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.brand img,
.brand-mark {
  height: 46px;
  width: auto;
  object-fit: contain;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  height: 68px;
  padding: 0 11px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: 0;
  color: rgba(29, 29, 31, 0.72);
  transition: color 0.2s var(--ease);
}

.nav-link:hover {
  color: var(--ink);
}

.nav-link.active {
  color: var(--ink);
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.lang-switch {
  display: flex;
  align-items: center;
  gap: 3px;
}

.lang-btn {
  padding: 4px 2px;
  border: 0;
  background: none;
  font-size: 12px;
  line-height: 1;
  color: var(--ink-tertiary);
  transition: color 0.2s var(--ease);
}

.lang-btn:hover {
  color: var(--ink);
}

.lang-btn.active {
  color: var(--ink);
  font-weight: 500;
}

.lang-sep {
  font-size: 12px;
  color: var(--line);
}

.menu-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 0 8px;
  border: 0;
  background: none;
}

.menu-toggle span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.25s var(--ease);
}

.menu-toggle.is-open span:first-child {
  transform: translateY(3.25px) rotate(45deg);
}

.menu-toggle.is-open span:last-child {
  transform: translateY(-3.25px) rotate(-45deg);
}

/* --------------------------------------------------------------------------
   Hero (home)
   -------------------------------------------------------------------------- */
.hero {
  padding: 72px 0 56px;
  background: var(--surface);
}

.hero-copy {
  max-width: 980px;
  margin: 0 auto;
  text-align: center;
}

.hero-title {
  font-size: clamp(32px, 4.2vw, 54px);
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.hero-sub {
  max-width: 780px;
  margin: 18px auto 0;
  font-size: clamp(15px, 1.5vw, 18px);
  line-height: 1.6;
  color: var(--ink-secondary);
  text-wrap: balance;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}

.hero-actions--left {
  justify-content: flex-start;
  margin-top: 24px;
}

.hero-note {
  margin-top: 14px;
  font-size: 13px;
  color: var(--ink-tertiary);
}

.hero-team {
  max-width: 960px;
  margin: 56px auto 0;
  padding: 28px 32px 30px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: linear-gradient(180deg, #ffffff 0%, #f5f5f7 100%);
}

.hero-team-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.hero-team-title {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.hero-team-note {
  font-size: 12px;
  color: var(--ink-tertiary);
}

.hero-avatars {
  display: grid;
  grid-template-columns: repeat(9, minmax(0, 1fr));
  gap: 8px;
  margin-top: 24px;
}

.hero-avatar {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}

.hero-avatar img {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--surface-2);
}

.hero-avatar span {
  margin-top: 8px;
  font-size: 12px;
  font-weight: 500;
  color: var(--ink);
  white-space: nowrap;
}

/* 首屏事实条：短句事实，非大数字统计条 */
.hero-facts {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin-top: 40px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.fact-item {
  padding: 16px 20px 14px;
  border-right: 1px solid var(--line-soft);
  text-align: left;
}

.fact-item:last-child {
  border-right: 0;
}

.fact-label {
  font-size: 12px;
  line-height: 1.4;
  font-weight: 500;
  color: var(--ink-tertiary);
}

.fact-text {
  margin-top: 4px;
  font-size: 14px;
  line-height: 1.5;
  font-weight: 600;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   Teacher rows（首页师资：一行一位，照片小、信息密）
   -------------------------------------------------------------------------- */
.teacher-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.teacher-tile {
  position: relative;
  display: grid;
  grid-template-columns: 72px 1fr;
  column-gap: 16px;
  align-items: start;
  width: 100%;
  padding: 18px 20px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
  cursor: pointer;
  text-align: left;
  transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.teacher-tile:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

.teacher-tile::after {
  content: "详情 ›";
  position: absolute;
  right: 18px;
  bottom: 16px;
  font-size: 12px;
  font-weight: 500;
  line-height: 1;
  color: var(--ink-tertiary);
  transition: color 0.2s var(--ease);
}

.teacher-tile:hover::after {
  color: var(--accent);
}

.teacher-avatar {
  grid-row: 1 / span 2;
  width: 72px;
  height: 72px;
  border-radius: var(--radius-md);
  object-fit: cover;
  background: var(--surface-2);
  flex-shrink: 0;
}

.teacher-meta {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 6px 10px;
  min-width: 0;
}

.teacher-name {
  font-size: 18px;
  font-weight: 600;
  letter-spacing: 0;
  color: var(--ink);
}

.teacher-school {
  font-size: 14px;
  font-weight: 600;
  color: #c8322e;
}

.teacher-tag {
  margin-top: 5px;
  font-size: 13px;
  line-height: 1.5;
  color: var(--ink-secondary);
}

.teacher-more {
  margin-top: 12px;
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-tertiary);
}

.teacher-more a {
  color: var(--link);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Course tiles (home)
   -------------------------------------------------------------------------- */
.course-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.course-tile {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: var(--surface);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.course-tile:hover {
  transform: translateY(-3px);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.08);
}

.course-visual {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  align-items: flex-start;
  min-height: 200px;
  padding: 28px 32px;
}

.course-visual--cool {
  background: linear-gradient(135deg, #e9f0f8 0%, #f5f9fd 100%);
}

.course-visual--warm {
  background: linear-gradient(135deg, #f7efe6 0%, #fdfaf6 100%);
}

.course-age {
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.age-num {
  font-size: clamp(44px, 4.6vw, 60px);
  line-height: 1;
  font-weight: 600;
  letter-spacing: -0.04em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.age-unit {
  font-size: 15px;
  color: var(--ink-secondary);
}

.course-body {
  display: flex;
  flex-direction: column;
  flex: 1;
  padding: 32px;
}

.course-title {
  font-size: 28px;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.course-desc {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

.spec-list {
  margin: 24px 0;
  border-top: 1px solid var(--line-soft);
}

.spec-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
}

.spec-list li span {
  color: var(--ink-secondary);
}

.spec-list li strong {
  font-weight: 500;
  color: var(--ink);
  text-align: right;
}

.course-body .link-arrow {
  margin-top: auto;
}

/* --------------------------------------------------------------------------
   Honors / results
   -------------------------------------------------------------------------- */
.honor-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.honor-card {
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.honor-badge {
  align-self: flex-start;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: rgba(0, 113, 227, 0.1);
  font-size: 12px;
  font-weight: 500;
  color: #0066cc;
}

.honor-card h3 {
  margin-top: 18px;
  font-size: 21px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.honor-stat {
  margin-top: 14px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink-secondary);
}

.honor-date {
  margin-top: auto;
  padding-top: 24px;
  font-size: 12px;
  color: var(--ink-tertiary);
}

/* --------------------------------------------------------------------------
   Invest split
   -------------------------------------------------------------------------- */
.invest-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}

.invest-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin: 36px 0;
}

.metric strong {
  display: block;
  font-size: clamp(26px, 2.8vw, 38px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.03em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.metric strong span {
  margin-left: 3px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0;
  color: var(--ink-secondary);
}

.metric > span {
  display: block;
  margin-top: 8px;
  font-size: 13px;
  color: var(--ink-secondary);
}

.invest-media {
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: var(--surface-2);
}

.invest-media img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
}

.media-caption {
  margin-top: 16px;
  font-size: 12px;
  text-align: center;
  color: var(--ink-tertiary);
}

.invest-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 8px;
}

.invest-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  color: var(--ink-secondary);
}

.invest-list .icon {
  margin-top: 2px;
  color: var(--accent);
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 20px;
}

.contact-card {
  position: relative;
  overflow: hidden;
  padding: 28px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.contact-card--dark {
  background: var(--dark-elevated);
  border-color: transparent;
  color: var(--dark-text);
}

.contact-label {
  font-size: 13px;
  color: var(--ink-secondary);
}

.contact-card--dark .contact-label {
  color: var(--dark-secondary);
}

.contact-phone {
  display: inline-block;
  margin-top: 10px;
  font-size: clamp(32px, 3.8vw, 48px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
  transition: color 0.2s var(--ease);
}

.contact-card--dark .contact-phone {
  color: var(--dark-text);
}

.contact-phone:hover {
  color: var(--accent);
}

.contact-note {
  margin-top: 14px;
  max-width: 420px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink-secondary);
}

.contact-card--dark .contact-note {
  color: var(--dark-secondary);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 28px;
}

.qr-panel {
  display: flex;
  align-items: center;
  gap: 24px;
}

.qr-panel img {
  width: 96px;
  height: 96px;
  padding: 5px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-sm);
  background: #fff;
  object-fit: contain;
  flex-shrink: 0;
}

.qr-panel h3 {
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.qr-panel p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-secondary);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.site-footer {
  padding: 64px 0 40px;
  border-top: 1px solid var(--line);
  background: var(--surface-2);
  font-size: 12px;
  color: var(--ink-secondary);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.footer-brand {
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.footer-tagline {
  max-width: 280px;
  margin-top: 8px;
  line-height: 1.6;
}

.footer-col h4 {
  margin-bottom: 12px;
  font-size: 12px;
  font-weight: 600;
  color: var(--ink);
}

.footer-col a {
  display: block;
  padding: 4px 0;
  font-size: 12px;
  color: var(--ink-secondary);
}

.footer-col a:hover {
  color: var(--ink);
  text-decoration: underline;
  text-underline-offset: 2px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 24px;
  color: var(--ink-tertiary);
}

/* --------------------------------------------------------------------------
   Subpage hero
   -------------------------------------------------------------------------- */
.page-hero {
  padding: 56px 0 44px;
  border-bottom: 1px solid var(--line-soft);
  background: var(--surface-2);
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-bottom: 24px;
  font-size: 12px;
  color: var(--ink-tertiary);
}

.breadcrumb a {
  color: var(--ink-tertiary);
}

.breadcrumb a:hover {
  color: var(--ink);
}

.breadcrumb .sep {
  color: var(--line);
}

.page-title {
  max-width: 980px;
  font-size: clamp(26px, 3.1vw, 38px);
  line-height: 1.22;
  font-weight: 600;
  letter-spacing: -0.012em;
  color: var(--ink);
  text-wrap: balance;
}

.page-sub {
  max-width: 820px;
  margin-top: 14px;
  font-size: clamp(15px, 1.4vw, 17px);
  line-height: 1.55;
  color: var(--ink-secondary);
  text-wrap: balance;
}

/* --------------------------------------------------------------------------
   Generic cards & panels
   -------------------------------------------------------------------------- */
.card {
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.card--soft {
  border-color: transparent;
  background: var(--surface-2);
}

.card--hover {
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.card--hover:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

.panel {
  padding: 32px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: var(--surface);
}

.panel--soft {
  border-color: transparent;
  background: var(--surface-2);
}

.panel-head {
  margin-bottom: 32px;
}

.panel-title {
  font-size: clamp(24px, 2.4vw, 32px);
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.panel-sub {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.5;
  color: var(--ink-secondary);
}

.hairline-list {
  border-top: 1px solid var(--line-soft);
}

.hairline-list > li {
  padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
}

/* --------------------------------------------------------------------------
   Courses page
   -------------------------------------------------------------------------- */
.story-lead {
  max-width: 860px;
  font-size: clamp(21px, 2.2vw, 28px);
  line-height: 1.45;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.story-body {
  max-width: 820px;
  margin-top: 20px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-secondary);
}

.story-body p + p {
  margin-top: 12px;
}

.method-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.method-card {
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.method-index {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--accent);
}

.method-card h3 {
  margin-top: 18px;
  font-size: 21px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.method-card p {
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

.time-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
  margin: 32px 0;
}

.time-card {
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.time-badge {
  display: inline-flex;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: rgba(0, 113, 227, 0.1);
  font-size: 12px;
  font-weight: 500;
  color: #0066cc;
}

.time-hours {
  margin-top: 16px;
  font-size: clamp(26px, 2.6vw, 34px);
  line-height: 1.1;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}

.time-card p {
  margin-top: 12px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

.check-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

.check-list .icon {
  margin-top: 3px;
  color: var(--accent);
}

.download-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.download-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-md);
  background: var(--surface);
  color: var(--ink);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease),
    border-color 0.25s var(--ease);
}

.download-card:hover {
  transform: translateY(-2px);
  border-color: var(--line);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.07);
}

.download-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--ink);
}

.download-info {
  flex: 1;
  min-width: 0;
}

.download-title {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
}

.download-meta {
  display: block;
  margin-top: 3px;
  font-size: 12px;
  color: var(--ink-tertiary);
}

.download-action {
  font-size: 13px;
  color: var(--link);
  white-space: nowrap;
}

/* --------------------------------------------------------------------------
   Teachers page
   -------------------------------------------------------------------------- */
.principal {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px;
  border-radius: var(--radius-xl);
  background: var(--surface-2);
}

.principal-photo {
  text-align: center;
}

.principal-photo img {
  width: 132px;
  height: 132px;
  margin: 0 auto;
  border-radius: 50%;
  object-fit: cover;
  background: var(--surface);
}

.principal-badges {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
}

.principal-name {
  font-size: clamp(30px, 3.2vw, 40px);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.principal-role {
  margin-top: 6px;
  font-size: 14px;
  color: var(--accent);
}

.principal-quote {
  margin-top: 20px;
  font-size: clamp(19px, 2vw, 23px);
  line-height: 1.45;
  font-weight: 500;
  color: var(--ink);
}

.principal-desc {
  margin-top: 16px;
  font-size: 16px;
  line-height: 1.65;
  color: var(--ink-secondary);
}

.principal-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 24px;
}

.faculty-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.faculty-card {
  display: flex;
  flex-direction: column;
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
  cursor: pointer;
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.faculty-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

.faculty-head {
  display: flex;
  align-items: center;
  gap: 14px;
}

.faculty-avatar {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--surface-2);
  flex-shrink: 0;
}

.faculty-name {
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.faculty-school {
  display: inline-block;
  margin-top: 4px;
  padding: 3px 8px;
  border-radius: var(--radius-pill);
  background: var(--surface-2);
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-secondary);
}

.faculty-role {
  margin-top: 16px;
  font-size: 13px;
  color: var(--ink-tertiary);
}

.faculty-bio {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

.faculty-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  font-size: 14px;
  color: var(--link);
}

.faculty-link::after {
  content: "›";
  font-size: 1.1em;
  line-height: 1;
}

.cta-panel {
  padding: 48px 32px;
  border-radius: var(--radius-xl);
  background: var(--dark);
  color: var(--dark-text);
  text-align: center;
}

.cta-panel h2 {
  max-width: 720px;
  margin: 0 auto;
  font-size: clamp(28px, 3.2vw, 44px);
  line-height: 1.15;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.cta-panel p {
  max-width: 620px;
  margin: 18px auto 0;
  font-size: 17px;
  line-height: 1.55;
  color: var(--dark-secondary);
}

.cta-panel .btn {
  margin-top: 32px;
}

/* --------------------------------------------------------------------------
   Growth page
   -------------------------------------------------------------------------- */
.news-list {
  overflow: hidden;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: var(--surface);
}

.news-item {
  display: grid;
  grid-template-columns: 96px 1fr 24px;
  gap: 20px;
  align-items: center;
  padding: 18px 20px;
  border-bottom: 1px solid var(--line-soft);
  transition: background 0.2s var(--ease);
}

.news-item:last-child {
  border-bottom: 0;
}

.news-item:hover {
  background: var(--surface-2);
}

.news-date {
  align-self: flex-start;
  padding-top: 4px;
  font-size: 13px;
  color: var(--ink-tertiary);
  font-variant-numeric: tabular-nums;
}

.news-cat {
  display: inline-flex;
  padding: 4px 9px;
  border-radius: var(--radius-pill);
  background: rgba(0, 113, 227, 0.1);
  font-size: 11px;
  font-weight: 500;
  color: #0066cc;
}

.news-title {
  margin-top: 8px;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.news-desc {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

.news-arrow {
  font-size: 18px;
  color: var(--ink-tertiary);
  transition: transform 0.2s var(--ease), color 0.2s var(--ease);
}

.news-item:hover .news-arrow {
  transform: translateX(3px);
  color: var(--accent);
}

/* --------------------------------------------------------------------------
   Campuses page
   -------------------------------------------------------------------------- */
.campus-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.campus-card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
  transition: transform 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.campus-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.07);
}

.campus-card--dark {
  background: var(--dark-elevated);
  border-color: transparent;
  color: var(--dark-text);
}

.campus-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.campus-name {
  font-size: 21px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.campus-card--dark .campus-name {
  color: var(--dark-text);
}

.campus-status {
  display: block;
  margin-top: 5px;
  font-size: 13px;
  color: var(--ink-secondary);
}

.campus-card--dark .campus-status {
  color: var(--dark-secondary);
}

.campus-flag {
  flex-shrink: 0;
  padding: 5px 10px;
  border-radius: var(--radius-pill);
  background: rgba(0, 113, 227, 0.1);
  font-size: 11px;
  font-weight: 500;
  color: #0066cc;
}

.campus-card--dark .campus-flag {
  background: rgba(255, 255, 255, 0.14);
  color: var(--dark-text);
}

.campus-meta {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--line-soft);
}

.campus-card--dark .campus-meta {
  border-top-color: rgba(255, 255, 255, 0.12);
}

.campus-meta p {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

.campus-card--dark .campus-meta p {
  color: var(--dark-secondary);
}

.campus-meta .icon {
  margin-top: 2px;
  color: var(--ink-tertiary);
}

.campus-card--dark .campus-meta .icon {
  color: var(--dark-secondary);
}

.campus-actions {
  display: flex;
  justify-content: flex-end;
  margin-top: auto;
  padding-top: 24px;
}

.campus-card--dark .btn--secondary {
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.facility-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.facility-card {
  padding: 28px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.facility-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--ink);
}

.facility-card h3 {
  margin-top: 20px;
  font-size: 17px;
  line-height: 1.35;
  font-weight: 600;
  color: var(--ink);
}

.facility-card p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

/* --------------------------------------------------------------------------
   About page
   -------------------------------------------------------------------------- */
.age-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 32px;
}

.age-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--surface-2);
}

.age-label {
  display: inline-flex;
  padding: 4px 9px;
  border-radius: var(--radius-pill);
  background: rgba(0, 0, 0, 0.05);
  font-size: 11px;
  font-weight: 500;
  color: var(--ink-secondary);
}

.age-card h3 {
  margin-top: 16px;
  font-size: 19px;
  line-height: 1.35;
  font-weight: 600;
  color: var(--ink);
}

.age-card p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.value-card {
  padding: 28px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-xl);
  background: var(--surface);
}

.value-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--surface-2);
  color: var(--ink);
}

.value-card h3 {
  margin-top: 24px;
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.value-cn {
  margin-top: 12px;
  font-size: 16px;
  line-height: 1.5;
  font-weight: 500;
  color: var(--ink);
}

.value-en {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.6;
  color: var(--ink-tertiary);
}

/* --------------------------------------------------------------------------
   Invest page
   -------------------------------------------------------------------------- */
.timeline {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
  margin-top: 40px;
}

.timeline-item {
  padding-top: 20px;
  border-top: 1px solid var(--line);
}

.timeline-date {
  font-size: 13px;
  font-weight: 500;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}

.timeline-item h3 {
  margin-top: 10px;
  font-size: 17px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--ink);
}

.timeline-item p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-secondary);
}

.perk-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}

.perk-card {
  padding: 22px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface);
}

.perk-card .value-icon {
  width: 44px;
  height: 44px;
}

.perk-card h3 {
  margin-top: 20px;
  font-size: 18px;
  line-height: 1.4;
  font-weight: 600;
  color: var(--ink);
}

.perk-card p {
  margin-top: 8px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

.partner-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.partner-card {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: var(--surface-2);
}

.partner-card .pill {
  background: var(--surface);
  color: var(--ink-secondary);
}

.partner-card h3 {
  margin-top: 18px;
  font-size: 19px;
  line-height: 1.35;
  font-weight: 600;
  color: var(--ink);
}

.partner-card p {
  margin-top: 10px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink-secondary);
}

.form-panel {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px;
  border-radius: var(--radius-xl);
  background: var(--surface-2);
}

.invest-form-box {
  padding: 24px;
  border: 1px solid var(--line-soft);
  border-radius: var(--radius-lg);
  background: var(--surface-2);
}

.invest-form-box h3 {
  margin-bottom: 6px;
  font-size: 21px;
  line-height: 1.3;
  font-weight: 600;
  letter-spacing: -0.01em;
  color: var(--ink);
}

.invest-form-box > p {
  margin-bottom: 16px;
  font-size: 13px;
  color: var(--ink-tertiary);
}

.form-panel .panel-head {
  margin-bottom: 28px;
}

/* --------------------------------------------------------------------------
   Forms
   -------------------------------------------------------------------------- */
.ai-form,
.invest-form,
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-group label {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  height: 52px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  background: var(--surface);
  font-size: 16px;
  color: var(--ink);
  outline: none;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease),
    background 0.2s var(--ease);
}

.form-group select {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1.5 6 6.5l5-5' fill='none' stroke='%236e6e73' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 42px;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--ink-tertiary);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.12);
}

.modal-submit-btn {
  width: 100%;
  min-height: 52px;
  padding: 0 24px;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--accent);
  font-size: 16px;
  font-weight: 500;
  color: #fff;
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}

.modal-submit-btn:hover {
  background: var(--accent-hover);
}

.modal-submit-btn:active {
  transform: scale(0.99);
}

.modal-submit-btn:disabled {
  opacity: 0.6;
  cursor: wait;
}

/* --------------------------------------------------------------------------
   Modals
   -------------------------------------------------------------------------- */
.modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(0, 0, 0, 0.48);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  opacity: 0;
  transition: opacity 0.25s var(--ease);
}

.modal-backdrop.show {
  display: flex;
  opacity: 1;
}

.modal-dialog {
  position: relative;
  width: 100%;
  max-width: 640px;
  max-height: 90vh;
  overflow-y: auto;
  padding: 40px;
  border-radius: var(--radius-xl);
  background: var(--surface);
  box-shadow: 0 40px 100px rgba(0, 0, 0, 0.3);
  transform: translateY(12px) scale(0.985);
  transition: transform 0.3s var(--ease);
}

.modal-backdrop.show .modal-dialog {
  transform: none;
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--surface-2);
  font-size: 20px;
  line-height: 1;
  color: var(--ink-secondary);
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.modal-close-btn:hover {
  background: #e8e8ed;
  color: var(--ink);
}

.modal-header {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
  padding-right: 36px;
}

.modal-icon-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  flex-shrink: 0;
  border-radius: 14px;
  background: var(--surface-2);
  color: var(--ink);
}

.modal-title-group h3 {
  font-size: 24px;
  line-height: 1.25;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.modal-title-group p {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-secondary);
}

.modal-body {
  color: var(--ink);
}

.modal-note {
  margin-bottom: 12px;
  font-size: 13px;
  color: var(--accent);
}

.modal-dialog .form-group input,
.modal-dialog .form-group select {
  background: var(--surface-2);
}

/* Teacher detail (JS generated) */
.teacher-detail-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.td-header {
  display: flex;
  align-items: center;
  gap: 20px;
  padding-right: 36px;
}

.td-avatar {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  object-fit: cover;
  background: var(--surface-2);
  flex-shrink: 0;
}

.td-name {
  font-size: 28px;
  line-height: 1.2;
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--ink);
}

.td-school-badge {
  display: inline-block;
  margin-top: 8px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: var(--surface-2);
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-secondary);
}

.td-tag-role {
  display: inline-block;
  margin-top: 8px;
  margin-left: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(0, 113, 227, 0.1);
  font-size: 12px;
  font-weight: 500;
  color: #0066cc;
}

.td-section {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.td-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-tertiary);
}

.td-p {
  font-size: 15px;
  line-height: 1.65;
  color: var(--ink-secondary);
}

.td-quote {
  font-size: 17px;
  line-height: 1.55;
  font-weight: 500;
  color: var(--ink);
}

.td-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.td-list li {
  display: flex;
  flex-direction: column;
  gap: 2px;
  font-size: 15px;
  line-height: 1.55;
}

.td-list strong {
  font-weight: 600;
  color: var(--ink);
}

.td-list span {
  color: var(--ink-secondary);
}

.td-note {
  padding: 20px;
  border-radius: var(--radius-md);
  background: var(--surface-2);
}

.td-note .td-p {
  margin-top: 6px;
  font-weight: 500;
  color: var(--ink);
}

.td-btn-book {
  width: 100%;
  min-height: 52px;
  margin-top: 4px;
  padding: 0 24px;
  border: 0;
  border-radius: var(--radius-pill);
  background: var(--accent);
  font-size: 16px;
  font-weight: 500;
  color: #fff;
  transition: background 0.2s var(--ease);
}

.td-btn-book:hover {
  background: var(--accent-hover);
}

.course-detail-content {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.course-detail-content .modal-header {
  margin-bottom: 0;
}

.course-detail-content ul {
  list-style: none;
}

.course-detail-content li {
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  font-size: 15px;
  line-height: 1.6;
}

.course-detail-content li:last-child {
  border-bottom: 0;
}

/* --------------------------------------------------------------------------
   Toast
   -------------------------------------------------------------------------- */
.toast-notification {
  position: fixed;
  bottom: 32px;
  left: 50%;
  z-index: 3000;
  max-width: calc(100vw - 48px);
  padding: 12px 22px;
  border-radius: var(--radius-pill);
  background: rgba(29, 29, 31, 0.94);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  font-size: 14px;
  line-height: 1.4;
  color: #fff;
  text-align: center;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.24);
  opacity: 0;
  transform: translate(-50%, 16px);
  pointer-events: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}

.toast-notification.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1180px) {
  .nav-link {
    padding: 0 8px;
    font-size: 14px;
  }
}

@media (max-width: 1024px) {
  :root {
    --section-y: 56px;
  }

  .invest-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .facility-grid,
  .perk-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .honor-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .honor-grid .honor-card:last-child {
    grid-column: 1 / -1;
  }

  .timeline {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .age-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr;
  }

  .footer-col:last-child {
    grid-column: 2 / 3;
  }
}

@media (max-width: 900px) {
  .site-header {
    position: sticky;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 8px 24px 24px;
    background: #fbfbfd;
    border-bottom: 1px solid var(--line);
  }

  .main-nav.open {
    display: flex;
  }

  .nav-link {
    height: 48px;
    padding: 0;
    border-bottom: 1px solid var(--line-soft);
    font-size: 16px;
  }

  .nav-link:last-child {
    border-bottom: 0;
  }

  .nav-actions .btn {
    display: none;
  }

  .menu-toggle {
    display: flex;
  }

  .hero {
    padding-top: 48px;
  }

  .faculty-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  /* 师资卡：窄屏单列 */
  .teacher-grid {
    grid-template-columns: 1fr;
  }

  .teacher-tile {
    padding: 14px 16px;
  }

  .teacher-avatar {
    width: 56px;
    height: 56px;
  }

  /* 首屏事实条：两列 */
  .hero-facts {
    grid-template-columns: repeat(2, 1fr);
  }

  .fact-item:nth-child(2n) {
    border-right: 0;
  }

  .fact-item:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line-soft);
  }

  .course-grid {
    grid-template-columns: 1fr;
  }

  .method-grid {
    grid-template-columns: 1fr;
  }

  .value-grid {
    grid-template-columns: 1fr;
  }

  .partner-grid {
    grid-template-columns: 1fr;
  }

  .principal {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 36px;
  }

  .principal-photo {
    text-align: left;
  }

  .principal-photo img {
    margin: 0;
  }

  .principal-badges {
    flex-direction: row;
    flex-wrap: wrap;
    justify-content: flex-start;
  }

  .news-item {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 24px;
  }

  .news-date {
    padding-top: 0;
  }

  .news-arrow {
    display: none;
  }

  .campus-grid {
    grid-template-columns: 1fr;
  }

  .download-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-col:last-child {
    grid-column: auto;
  }
}

@media (max-width: 768px) {
  :root {
    --section-y: 48px;
  }

  .section-head {
    margin-bottom: 24px;
  }

  .hero {
    padding: 48px 0 40px;
  }

  .hero-team {
    margin-top: 40px;
    padding: 24px;
    border-radius: var(--radius-lg);
  }

  .hero-avatars {
    display: flex;
    gap: 20px;
    margin-top: 20px;
    padding: 4px 0 8px;
    overflow-x: auto;
    scrollbar-width: none;
    -webkit-overflow-scrolling: touch;
  }

  .hero-avatars::-webkit-scrollbar {
    display: none;
  }

  .hero-avatar {
    flex: 0 0 64px;
  }

  .page-hero {
    padding: 56px 0 40px;
  }

  .breadcrumb {
    margin-bottom: 20px;
  }

  .time-grid {
    grid-template-columns: 1fr;
  }

  .facility-grid,
  .perk-grid {
    grid-template-columns: 1fr;
  }

  .honor-grid {
    grid-template-columns: 1fr;
  }

  .honor-grid .honor-card:last-child {
    grid-column: auto;
  }

  .timeline {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .age-grid {
    grid-template-columns: 1fr;
  }

  .panel,
  .form-panel {
    padding: 24px;
    border-radius: var(--radius-lg);
  }

  .cta-panel {
    padding: 40px 20px;
    border-radius: var(--radius-lg);
  }

  .contact-card {
    padding: 24px;
  }

  .qr-panel {
    align-items: flex-start;
  }

  .footer-grid {
    gap: 28px 20px;
  }
}

@media (max-width: 560px) {
  .container {
    padding: 0 20px;
  }

  .nav-wrap {
    padding: 0 20px;
  }

  .brand img,
  .brand-mark {
    height: 40px;
  }

  .hero-title {
    font-size: 30px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .hero-facts {
    grid-template-columns: 1fr;
    margin-top: 28px;
  }

  .fact-item {
    border-right: 0;
    border-bottom: 1px solid var(--line-soft);
  }

  .fact-item:last-child {
    border-bottom: 0;
  }

  .faculty-grid {
    grid-template-columns: 1fr;
  }

  .course-visual {
    min-height: 160px;
    padding: 24px;
  }

  .course-body {
    padding: 24px;
  }

  .course-title {
    font-size: 24px;
  }

  .card,
  .method-card,
  .time-card,
  .facility-card,
  .perk-card,
  .partner-card,
  .contact-card,
  .value-card {
    padding: 18px;
  }

  .principal {
    padding: 28px;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .qr-panel {
    flex-direction: column;
  }

  .modal-backdrop {
    padding: 12px;
    align-items: flex-end;
  }

  .modal-dialog {
    max-height: 92vh;
    padding: 28px 24px;
    border-radius: var(--radius-lg);
  }

  .modal-close-btn {
    top: 16px;
    right: 16px;
  }

  .td-header {
    padding-right: 32px;
  }

  .td-avatar {
    width: 64px;
    height: 64px;
  }

  .td-name {
    font-size: 24px;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-col:last-child {
    grid-column: auto;
  }

  .footer-bottom {
    flex-direction: column;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}
/* --------------------------------------------------------------------------
   运营配置钩子（js/site-config.js 动态注入 / 占位的元素）
   -------------------------------------------------------------------------- */
.promo-bar {
  background: linear-gradient(90deg, #1d3ecf, #4b74ff);
  color: #fff;
  text-align: center;
  font-size: 14px;
  padding: 10px 16px;
  letter-spacing: .02em;
}

.promo-bar a {
  color: #fff;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.promo-bar a:hover {
  opacity: .85;
}

.footer-icp {
  font-size: 12px;
  opacity: .55;
  margin: 6px 0 0;
}

/* ==========================================================================
   == dev-frontend 前端优化新增 ==
   dev-frontend 分支新增骨架组件（锚点条 / 移动 CTA 条 / 全局锚点补偿），
   内容组件见 content.css 同名区块；只新增，不改上方既有规则。
   ========================================================================== */

/* 全局锚点定位补偿：吸顶导航 68px + 余量（content.css 已有 section/div 同值规则） */
[id] {
  scroll-margin-top: 88px;
}

/* 页内锚点条：上下发丝线 + chip 链接横排，窄屏可横向滚动 */
.page-anchor-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 0;
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  overflow-x: auto;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
}

.page-anchor-nav::-webkit-scrollbar {
  display: none;
}

.page-anchor-nav ul {
  display: flex;
  align-items: center;
  gap: 8px;
}

.page-anchor-nav a {
  flex-shrink: 0;
  padding: 8px 14px;
  border-radius: var(--radius-pill);
  background: var(--surface-2);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
  color: var(--ink-secondary);
  white-space: nowrap;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.page-anchor-nav a:hover {
  background: #e8e8ed;
  color: var(--ink);
}

/* 整卡可点的班型卡（供 type-card 加链接用） */
.type-card--link {
  cursor: pointer;
}

/* 移动端底部固定 CTA 条：≤768 显示，滚过首屏后由 JS 加 .show 展开
   （沿用 .modal-backdrop.show / .toast-notification.show 约定） */
.mobile-cta-bar {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 950;
  gap: 10px;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom, 0px));
  background: rgba(251, 251, 253, 0.94);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  backdrop-filter: saturate(180%) blur(20px);
  border-top: 1px solid var(--line);
  transform: translateY(100%);
  transition: transform 0.3s var(--ease);
}

.mobile-cta-bar.show {
  transform: none;
}

.mobile-cta-bar .btn {
  flex: 1;
  min-width: 0;
}

@media (max-width: 768px) {
  .mobile-cta-bar {
    display: flex;
  }

  /* CTA 条展开时为页脚留出空间 */
  body:has(.mobile-cta-bar.show) {
    padding-bottom: calc(68px + env(safe-area-inset-bottom, 0px));
  }
}