:root {
  --site-bg: #f6f4ef;
  --site-bg-2: #efece4;
  --site-surface: rgba(255, 255, 255, 0.82);
  --site-surface-solid: #fff;
  --site-text: #12100e;
  --site-muted: #6d6760;
  --site-accent: #e4b20a;
  --site-accent-2: #f7d858;
  --site-accent-light: rgba(247, 216, 88, 0.14);
  --site-accent-dark: #9a7208;
  --site-accent-glow: rgba(228, 178, 10, 0.22);
  --site-border: rgba(18, 16, 14, 0.08);
  --site-border-light: rgba(18, 16, 14, 0.05);
  --site-glass: rgba(255, 255, 255, 0.72);
  --site-glass-border: rgba(255, 255, 255, 0.65);
  --site-max: 1180px;
  --site-radius: 20px;
  --site-radius-sm: 12px;
  --site-shadow: 0 1px 2px rgba(18, 16, 14, 0.04), 0 12px 32px rgba(18, 16, 14, 0.06);
  --site-shadow-lg: 0 8px 24px rgba(18, 16, 14, 0.08), 0 28px 56px rgba(18, 16, 14, 0.1);
  --site-shadow-glow: 0 0 0 1px rgba(228, 178, 10, 0.12), 0 16px 40px rgba(228, 178, 10, 0.12);
  --site-header-h: 72px;
  --site-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --site-ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
}

* { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}
html, body { margin: 0; padding: 0; }
body {
  font-family: "Noto Sans SC", -apple-system, BlinkMacSystemFont, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--site-bg);
  color: var(--site-text);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  position: relative;
  overflow-x: hidden;
}
img, video { max-width: 100%; height: auto; }

.site-ambient {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 55% 45% at 8% 12%, rgba(247, 216, 88, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse 40% 35% at 92% 8%, rgba(255, 237, 170, 0.35) 0%, transparent 50%),
    radial-gradient(ellipse 50% 40% at 50% 100%, rgba(228, 178, 10, 0.06) 0%, transparent 55%),
    linear-gradient(180deg, #faf8f3 0%, var(--site-bg) 45%, var(--site-bg-2) 100%);
}
.site-ambient::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image: radial-gradient(rgba(18, 16, 14, 0.045) 1px, transparent 1px);
  background-size: 24px 24px;
  mask-image: linear-gradient(180deg, #000 0%, transparent 85%);
}

a { color: var(--site-accent-dark); text-decoration: none; transition: color 0.25s var(--site-ease); }
a:hover { color: #7a5c06; }

.site-reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--site-ease), transform 0.7s var(--site-ease);
}
.site-reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* ── Header ── */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 14px 24px 0;
  pointer-events: none;
  transition: padding 0.35s var(--site-ease);
}
.site-header.is-scrolled { padding-top: 8px; }
.site-header-inner {
  max-width: var(--site-max);
  margin: 0 auto;
  min-height: var(--site-header-h);
  padding: 10px 18px 10px 22px;
  display: flex;
  align-items: center;
  gap: 24px;
  background: var(--site-glass);
  backdrop-filter: blur(24px) saturate(1.5);
  -webkit-backdrop-filter: blur(24px) saturate(1.5);
  border: 1px solid var(--site-glass-border);
  border-radius: 999px;
  box-shadow: 0 4px 24px rgba(18, 16, 14, 0.06);
  pointer-events: auto;
  transition: min-height 0.35s var(--site-ease), box-shadow 0.35s var(--site-ease), background 0.35s;
}
.site-header.is-scrolled .site-header-inner {
  min-height: 60px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 8px 32px rgba(18, 16, 14, 0.08);
}
.site-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: inherit;
  text-decoration: none;
  min-width: 0;
  flex-shrink: 0;
  padding: 4px 0;
}
.site-brand:hover { text-decoration: none; color: inherit; }
.site-brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.site-logo {
  border-radius: 12px;
  object-fit: cover;
  flex-shrink: 0;
  box-shadow: 0 2px 8px rgba(28, 25, 23, 0.1);
}
.site-logo-header {
  width: 52px;
  height: 52px;
}
.site-brand-name {
  font-weight: 800;
  font-size: 1.2rem;
  letter-spacing: -0.02em;
  line-height: 1.25;
  white-space: nowrap;
}
.site-brand-tagline {
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--site-muted);
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.site-nav-toggle {
  display: none;
  margin-left: auto;
  border: 1px solid var(--site-border);
  background: var(--site-surface);
  border-radius: 12px;
  width: 44px;
  height: 44px;
  font-size: 1.2rem;
  cursor: pointer;
  transition: background 0.2s;
  flex-shrink: 0;
}
.site-nav-toggle:hover { background: var(--site-accent-light); }
.site-nav {
  display: flex;
  gap: 6px;
  margin-left: auto;
  flex-shrink: 0;
}
.site-nav-link {
  padding: 10px 18px;
  border-radius: 999px;
  color: var(--site-muted);
  font-size: 0.95rem;
  font-weight: 500;
  transition: background 0.2s var(--site-ease), color 0.2s var(--site-ease);
}
.site-nav-link:hover {
  background: var(--site-accent-light);
  color: var(--site-text);
  text-decoration: none;
}
.site-nav-link.active {
  background: linear-gradient(135deg, var(--site-accent-2) 0%, var(--site-accent) 100%);
  color: #2a2200;
  font-weight: 600;
  box-shadow: 0 2px 10px rgba(228, 178, 10, 0.28);
}

.site-main { min-height: calc(100vh - 200px); padding-bottom: 80px; }

/* ── Hero ── */
.site-hero {
  position: relative;
  padding: 56px 24px 72px;
  overflow: hidden;
}
.site-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 50% 42% at 12% 28%, rgba(247, 216, 88, 0.22) 0%, transparent 58%),
    radial-gradient(ellipse 38% 32% at 88% 18%, rgba(255, 245, 210, 0.5) 0%, transparent 52%);
  z-index: 0;
}
.site-hero::after {
  content: "";
  position: absolute;
  width: 320px;
  height: 320px;
  right: -80px;
  top: 10%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(228, 178, 10, 0.12) 0%, transparent 68%);
  filter: blur(2px);
  z-index: 0;
  animation: site-orb-float 12s ease-in-out infinite alternate;
}
@keyframes site-orb-float {
  from { transform: translate(0, 0) scale(1); }
  to { transform: translate(-24px, 18px) scale(1.06); }
}
.site-hero-split { overflow: hidden; }
.site-hero-inner {
  position: relative;
  z-index: 1;
  max-width: var(--site-max);
  margin: 0 auto;
}
.site-hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 40px 48px;
  align-items: center;
  min-height: auto;
}
.site-hero-copy {
  max-width: 540px;
}
.site-hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.site-hero-carousel {
  position: relative;
  width: 100%;
  max-width: 560px;
  aspect-ratio: 5 / 4;
}
.site-hero-carousel-track {
  position: relative;
  width: 100%;
  height: 100%;
}
.site-hero-carousel-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.85s var(--site-ease);
  pointer-events: none;
}
.site-hero-carousel-slide.is-active {
  opacity: 1;
  pointer-events: auto;
  z-index: 1;
}
.site-hero-carousel-nav {
  position: absolute;
  top: 50%;
  z-index: 3;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  margin-top: -15px;
  padding: 0;
  border: none;
  border-radius: 50%;
  background: rgba(26, 22, 8, 0.22);
  color: rgba(255, 255, 255, 0.9);
  font-size: 1.15rem;
  line-height: 1;
  cursor: pointer;
  opacity: 0;
  box-shadow: none;
  transition: opacity 0.3s var(--site-ease), background 0.2s var(--site-ease), color 0.2s;
}
.site-hero-carousel:hover .site-hero-carousel-nav,
.site-hero-carousel:focus-within .site-hero-carousel-nav {
  opacity: 1;
}
.site-hero-carousel-nav:hover {
  background: rgba(26, 22, 8, 0.42);
  color: #fff;
}
.site-hero-carousel-nav:focus-visible {
  opacity: 1;
  outline: 2px solid var(--site-accent);
  outline-offset: 2px;
}
.site-hero-carousel-prev { left: 10px; }
.site-hero-carousel-next { right: 10px; }
.site-hero-carousel-dots {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 14px;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: 8px;
}
.site-hero-carousel-dot {
  width: 8px;
  height: 8px;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.55);
  box-shadow: 0 1px 4px rgba(18, 16, 14, 0.18);
  cursor: pointer;
  transition: width 0.25s var(--site-ease), background 0.25s;
}
.site-hero-carousel-dot.is-active {
  width: 22px;
  background: var(--site-accent);
}
.site-hero-visual::before {
  content: "";
  position: absolute;
  inset: 12px -20px -20px 20px;
  border-radius: calc(var(--site-radius) + 8px);
  border: 1px solid rgba(228, 178, 10, 0.2);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.5) 0%, rgba(247, 216, 88, 0.08) 100%);
  z-index: -2;
}
.site-hero-visual::after {
  content: "";
  position: absolute;
  inset: -20px -12px 12px 12px;
  border-radius: calc(var(--site-radius) + 12px);
  background: var(--site-accent-glow);
  filter: blur(28px);
  z-index: -3;
}
.site-hero-image {
  width: 100%;
  height: 100%;
  max-width: none;
  aspect-ratio: auto;
  object-fit: cover;
  border-radius: calc(var(--site-radius) + 4px);
  box-shadow: var(--site-shadow-lg), var(--site-shadow-glow);
  border: 1px solid rgba(255, 255, 255, 0.8);
  transition: transform 0.6s var(--site-ease);
}
.site-hero-visual:hover .site-hero-carousel-slide.is-active .site-hero-image {
  transform: translateY(-4px) scale(1.01);
}
.site-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 24px;
  padding: 8px 16px;
  border-radius: 999px;
  background: var(--site-accent-light);
  border: 1px solid rgba(245, 197, 24, 0.35);
  color: var(--site-accent-dark);
  font-size: 0.88rem;
  font-weight: 600;
  letter-spacing: 0.03em;
  animation: site-fade-up 0.6s var(--site-ease) both;
}
.site-hero-badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--site-accent);
  flex-shrink: 0;
}
.site-hero-title {
  margin: 0 0 20px;
  font-size: clamp(2.2rem, 5.2vw, 3.1rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.04em;
  background: linear-gradient(135deg, var(--site-text) 0%, #3d3428 55%, var(--site-accent-dark) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: site-fade-up 0.6s var(--site-ease) 0.08s both;
}
.site-hero-tagline {
  margin: 0 0 28px;
  font-size: 1.1rem;
  color: var(--site-muted);
  max-width: 32em;
  line-height: 1.8;
  animation: site-fade-up 0.6s var(--site-ease) 0.16s both;
}
.site-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  animation: site-fade-up 0.6s var(--site-ease) 0.24s both;
}

/* ── Buttons ── */
.site-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 13px 26px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  transition: transform 0.2s var(--site-ease), box-shadow 0.2s var(--site-ease), background 0.2s;
  cursor: pointer;
}
.site-btn-primary {
  background: linear-gradient(135deg, var(--site-accent-2) 0%, var(--site-accent) 55%, #d4a008 100%);
  color: #2a2200;
  box-shadow: 0 4px 16px rgba(228, 178, 10, 0.32);
}
.site-btn-primary:hover {
  text-decoration: none;
  color: #2a2200;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(228, 178, 10, 0.38);
}
.site-btn-ghost {
  background: rgba(255, 255, 255, 0.55);
  border-color: var(--site-border);
  color: var(--site-text);
  backdrop-filter: blur(8px);
}
.site-btn-ghost:hover {
  text-decoration: none;
  background: rgba(255, 255, 255, 0.92);
  transform: translateY(-2px);
  box-shadow: var(--site-shadow);
  border-color: rgba(228, 178, 10, 0.25);
}

/* ── Stats bar ── */
.site-stats-bar {
  position: relative;
  z-index: 2;
  padding: 0 24px;
}
.site-stats-float {
  margin-top: -36px;
  margin-bottom: 8px;
}
.site-stats-inner {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 22px 28px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
  background: var(--site-glass);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid var(--site-glass-border);
  border-radius: var(--site-radius);
  box-shadow: var(--site-shadow-lg);
}
.site-stat {
  text-align: center;
  padding: 10px 12px;
  position: relative;
}
.site-stat:not(:last-child)::after {
  content: "";
  position: absolute;
  right: 0;
  top: 18%;
  height: 64%;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--site-border), transparent);
}
.site-stat strong {
  display: block;
  font-size: 1.45rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  background: linear-gradient(135deg, var(--site-text), var(--site-accent-dark));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.site-stat span {
  display: block;
  margin-top: 6px;
  font-size: 0.8rem;
  color: var(--site-muted);
  font-weight: 500;
  letter-spacing: 0.04em;
}

/* ── Sections ── */
.site-section {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 56px 24px;
}
.site-section-tight { padding: 44px 24px; }
.site-section-top-flush { padding-top: 24px; }
.site-section-alt {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.55) 0%, rgba(255, 255, 255, 0.25) 100%);
  border-top: 1px solid var(--site-border-light);
  border-bottom: 1px solid var(--site-border-light);
}
.site-section-alt .site-section-inner {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 0 20px;
}
.site-section-alt > .site-section-header,
.site-section-alt > .site-feature-grid {
  max-width: var(--site-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}
.site-section-header {
  margin-bottom: 32px;
  text-align: center;
  max-width: 580px;
  margin-left: auto;
  margin-right: auto;
}
.site-section-header-left {
  text-align: left;
  margin-left: 0;
  margin-right: 0;
  max-width: 640px;
}
.site-section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 12px;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--site-accent-dark);
  background: var(--site-accent-light);
  border: 1px solid rgba(228, 178, 10, 0.18);
}
.site-section-eyebrow::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--site-accent);
  box-shadow: 0 0 0 3px rgba(228, 178, 10, 0.2);
}
.site-section-title {
  margin: 0 0 12px;
  font-size: clamp(1.55rem, 3.2vw, 2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
}
.site-section-desc {
  margin: 0;
  color: var(--site-muted);
  font-size: 1rem;
  line-height: 1.7;
}

/* ── Page head (subpages) ── */
.site-page-head {
  position: relative;
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 40px 20px 32px;
  text-align: center;
}
.site-page-head-compact { padding-bottom: 20px; }
.site-page-head::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 70% at 50% 0%, rgba(247, 216, 88, 0.14) 0%, transparent 68%);
  pointer-events: none;
  z-index: 0;
}
.site-page-head > * { position: relative; z-index: 1; }
.site-page-head h1 {
  margin: 0 0 12px;
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.site-lead {
  margin: 0 auto;
  color: var(--site-muted);
  font-size: 1.05rem;
  max-width: 480px;
  line-height: 1.7;
}

/* ── Cards ── */
.site-card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.site-card {
  background: var(--site-surface);
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius);
  padding: 24px;
  box-shadow: var(--site-shadow);
  transition: transform 0.25s var(--site-ease), box-shadow 0.25s var(--site-ease);
}
.site-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--site-shadow-lg);
}
.site-card-tall { min-height: 160px; }
.site-card-icon { font-size: 1.8rem; margin-bottom: 8px; }
.site-card-title { margin: 0 0 8px; font-size: 1.15rem; font-weight: 700; letter-spacing: -0.01em; }
.site-card-text { margin: 0; color: var(--site-muted); font-size: 0.95rem; line-height: 1.65; }
.site-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-top: 14px;
  font-weight: 600;
  font-size: 0.92rem;
  transition: gap 0.2s var(--site-ease);
}
.site-link:hover { gap: 8px; text-decoration: none; }

/* ── Course showcase (教培式左右分栏) ── */
.site-course-showcases {
  display: flex;
  flex-direction: column;
  gap: 28px;
}
.site-course-showcase {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 36px;
  align-items: center;
  padding: 32px;
  background: var(--site-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--site-glass-border);
  border-radius: calc(var(--site-radius) + 4px);
  box-shadow: var(--site-shadow);
  transition: transform 0.4s var(--site-ease), box-shadow 0.4s var(--site-ease);
}
.site-course-showcase:hover {
  transform: translateY(-4px);
  box-shadow: var(--site-shadow-lg);
}
.site-course-showcase-reverse {
  grid-template-columns: 1.05fr 0.95fr;
}
.site-course-showcase-reverse .site-course-showcase-media { order: 2; }
.site-course-showcase-reverse .site-course-showcase-body { order: 1; }
.site-course-showcase-media {
  border-radius: calc(var(--site-radius) - 2px);
  overflow: hidden;
  background: linear-gradient(145deg, #f8f4ea 0%, #efe8d8 100%);
  aspect-ratio: 16 / 11;
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.6);
}
.site-course-showcase-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s var(--site-ease);
}
.site-course-showcase:hover .site-course-showcase-media img {
  transform: scale(1.03);
}
.site-course-showcase-body { min-width: 0; }
.site-course-meta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 12px;
}
.site-course-age,
.site-course-pill {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.site-course-age {
  background: var(--site-accent);
  color: #3a3000;
}
.site-course-pill {
  background: var(--site-accent-light);
  color: var(--site-accent-dark);
  border: 1px solid rgba(245, 197, 24, 0.25);
}
.site-course-pill-muted {
  background: var(--site-bg);
  color: var(--site-muted);
  border-color: var(--site-border);
  font-weight: 600;
}
.site-course-showcase-title {
  margin: 0 0 10px;
  font-size: clamp(1.35rem, 2.5vw, 1.65rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.25;
}
.site-course-summary {
  margin: 0 0 16px;
  color: var(--site-muted);
  font-size: 0.96rem;
  line-height: 1.75;
}
.site-course-highlights {
  margin: 0 0 20px;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
}
.site-course-highlights li {
  position: relative;
  padding-left: 22px;
  font-size: 0.9rem;
  color: var(--site-text);
  line-height: 1.55;
}
.site-course-highlights li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--site-accent);
  box-shadow: 0 0 0 3px var(--site-accent-glow);
}
.site-btn-sm {
  padding: 11px 22px;
  font-size: 0.9rem;
}

/* ── Legacy course cards (保留兼容) ── */
.site-course-grid { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.site-course-grid-fixed {
  grid-template-columns: repeat(2, 1fr);
  max-width: 880px;
  margin-left: auto;
  margin-right: auto;
}
.site-course-card { padding: 0; overflow: hidden; }
.site-course-card:hover { transform: translateY(-5px); }
.site-course-media {
  position: relative;
  aspect-ratio: 16 / 11;
  overflow: hidden;
  background: #f5f3eb;
}
.site-course-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.site-course-body { padding: 24px 26px 28px; }
.site-section-more { margin: 28px 0 0; text-align: center; }

/* ── Feature cards ── */
.site-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.site-feature-card {
  position: relative;
  overflow: hidden;
  background: var(--site-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--site-glass-border);
  border-radius: var(--site-radius);
  padding: 30px 26px 26px;
  transition: transform 0.35s var(--site-ease-spring), box-shadow 0.35s, border-color 0.35s;
}
.site-feature-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(145deg, rgba(247, 216, 88, 0.08) 0%, transparent 55%);
  opacity: 0;
  transition: opacity 0.35s;
}
.site-feature-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--site-shadow-lg);
  border-color: rgba(228, 178, 10, 0.28);
}
.site-feature-card:hover::before { opacity: 1; }
.site-feature-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--site-accent-2), var(--site-accent));
  color: #2a2200;
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  box-shadow: 0 4px 12px rgba(228, 178, 10, 0.25);
  position: relative;
  z-index: 1;
}
.site-feature-title {
  margin: 0 0 10px;
  font-size: 1.08rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}
.site-feature-body {
  margin: 0;
  color: var(--site-muted);
  font-size: 0.93rem;
  line-height: 1.7;
}

.site-feature-list {
  margin: 0;
  padding-left: 1.2rem;
  color: var(--site-muted);
}
.site-feature-list li { margin-bottom: 10px; }

.site-prose {
  max-width: 680px;
  margin: 0 auto;
}
.site-prose p {
  margin: 0 0 18px;
  color: var(--site-muted);
  font-size: 1.02rem;
  line-height: 1.8;
}
.site-prose-contact {
  padding-top: 0;
  padding-bottom: 16px;
  text-align: center;
}
.site-prose-contact p {
  margin-bottom: 14px;
}
.site-prose-contact p:last-child {
  margin-bottom: 0;
}

/* ── Articles ── */
.site-article-list {
  display: grid;
  gap: 16px;
  max-width: 820px;
  margin: 0 auto;
}
.site-article-card {
  background: var(--site-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--site-glass-border);
  border-radius: var(--site-radius);
  padding: 24px 26px;
  box-shadow: var(--site-shadow);
  transition: transform 0.3s var(--site-ease), box-shadow 0.3s, border-color 0.3s;
}
.site-article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--site-shadow-lg);
  border-color: rgba(228, 178, 10, 0.22);
}
.site-article-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  margin: 0 0 8px;
  font-size: 0.82rem;
  color: var(--site-muted);
}
.site-article-meta .site-article-date {
  display: inline;
  margin: 0;
}
.site-article-meta-sep { opacity: 0.45; }
.site-article-author { font-weight: 600; color: var(--site-accent-dark); }
.site-article-date {
  display: block;
  margin-bottom: 8px;
  font-size: 0.82rem;
  color: var(--site-muted);
}
.site-article-card-title {
  margin: 0 0 8px;
  font-size: 1.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 1.35;
}
.site-article-card-title a { color: var(--site-text); text-decoration: none; }
.site-article-card-title a:hover { color: var(--site-accent-dark); }
.site-article-card-summary {
  margin: 0 0 10px;
  color: var(--site-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}
.site-pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-top: 28px;
}
.site-pagination-info {
  font-size: 0.9rem;
  color: var(--site-muted);
}
.site-empty-note { text-align: center; padding: 24px 0; }

.site-article-detail {
  max-width: 760px;
  margin: 0 auto;
  padding: 32px 24px 48px;
}
.site-article-header { margin-bottom: 28px; }
.site-article-back {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--site-muted);
}
.site-article-back:hover { color: var(--site-accent-dark); text-decoration: none; }
.site-article-title {
  margin: 0 0 12px;
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.25;
}
.site-article-lead {
  margin: 0;
  color: var(--site-muted);
  font-size: 1.05rem;
  line-height: 1.75;
}
.site-article-content p {
  color: var(--site-text);
  font-size: 1.02rem;
}
.site-article-footer {
  margin-top: 36px;
  padding-top: 24px;
  border-top: 1px solid var(--site-border-light);
}
.site-article-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 14px;
  padding: 18px 20px;
  border-radius: var(--site-radius);
  background: var(--site-accent-light);
  border: 1px solid rgba(245, 197, 24, 0.3);
}
.site-article-cta p {
  margin: 0;
  flex: 1;
  min-width: 200px;
  color: var(--site-text);
  font-size: 0.95rem;
}

/* ── Contact ── */
.site-contact-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  max-width: 640px;
  margin: 0 auto;
}
.site-contact-info {
  width: fit-content;
  max-width: 100%;
  background: var(--site-glass);
  backdrop-filter: blur(12px);
  border: 1px solid var(--site-glass-border);
  border-radius: var(--site-radius);
  padding: 14px 28px;
  box-shadow: var(--site-shadow);
}
.site-contact-info:has(.site-contact-row:only-child) {
  border-radius: 999px;
  padding: 14px 32px;
}
.site-contact-list { margin: 0; }
.site-contact-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  padding: 0;
  text-align: left;
}
.site-contact-row + .site-contact-row {
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--site-border-light);
}
.site-contact-row dt {
  margin: 0;
  font-weight: 700;
  font-size: 0.9rem;
  color: var(--site-text);
  flex-shrink: 0;
}
.site-contact-row dd {
  margin: 0;
  color: var(--site-muted);
  font-size: 0.98rem;
  word-break: break-word;
}
.site-contact-row dd a {
  color: var(--site-muted);
  text-decoration: none;
  transition: color 0.2s var(--site-ease);
}
.site-contact-row dd a:hover {
  color: var(--site-accent-dark);
  text-decoration: none;
}
.site-contact-empty { margin: 0; text-align: center; }
.site-muted { color: var(--site-muted); }

.site-contact-section {
  padding-top: 8px;
}
.site-qr-grid {
  display: grid;
  grid-template-columns: repeat(2, auto);
  gap: 32px;
  justify-content: center;
}
.site-qr-card {
  text-align: center;
  padding: 24px 24px 20px;
  background: var(--site-glass);
  backdrop-filter: blur(10px);
  border: 1px solid var(--site-glass-border);
  border-radius: var(--site-radius);
  box-shadow: var(--site-shadow);
  transition: transform 0.3s var(--site-ease-spring), box-shadow 0.3s;
}
.site-qr-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--site-shadow-lg);
}
.site-qr-card img {
  width: 172px;
  height: 172px;
  object-fit: contain;
  display: block;
  margin: 0 auto;
  border-radius: var(--site-radius-sm);
}
.site-qr-caption {
  margin: 14px 0 0;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--site-text);
}

/* ── CTA band ── */
.site-cta-band {
  max-width: var(--site-max);
  margin: 0 auto 56px;
  padding: 0 24px;
}
.site-cta-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px 40px;
  align-items: center;
  padding: 32px 36px 32px 40px;
  background: var(--site-glass);
  backdrop-filter: blur(18px) saturate(1.35);
  -webkit-backdrop-filter: blur(18px) saturate(1.35);
  border: 1px solid var(--site-glass-border);
  border-radius: var(--site-radius);
  box-shadow: var(--site-shadow-lg);
  overflow: hidden;
}
.site-cta-inner::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  bottom: 16px;
  width: 3px;
  border-radius: 0 4px 4px 0;
  background: linear-gradient(180deg, var(--site-accent-2) 0%, var(--site-accent) 100%);
}
.site-cta-inner::after {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  right: -60px;
  top: -80px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(247, 216, 88, 0.22) 0%, transparent 68%);
  pointer-events: none;
}
.site-cta-copy {
  position: relative;
  z-index: 1;
  min-width: 0;
}
.site-cta-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin: 0 0 10px;
  padding: 5px 12px;
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--site-accent-dark);
  background: var(--site-accent-light);
  border: 1px solid rgba(228, 178, 10, 0.16);
}
.site-cta-title {
  margin: 0 0 8px;
  font-size: clamp(1.35rem, 2.8vw, 1.75rem);
  font-weight: 800;
  color: var(--site-text);
  letter-spacing: -0.03em;
  line-height: 1.2;
}
.site-cta-desc {
  margin: 0;
  max-width: 520px;
  color: var(--site-muted);
  font-size: 0.96rem;
  line-height: 1.75;
}
.site-cta-actions {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 10px;
  min-width: 200px;
}
.site-cta-btn-main {
  width: 100%;
  padding: 14px 28px;
}
.site-cta-btn-sub {
  width: 100%;
  justify-content: center;
}
.site-cta-phone {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  padding: 12px 22px;
  border-radius: 999px;
  border: 1px solid var(--site-border);
  background: rgba(255, 255, 255, 0.65);
  color: var(--site-text);
  transition: transform 0.25s var(--site-ease), box-shadow 0.25s, border-color 0.25s;
}
.site-cta-phone:hover {
  text-decoration: none;
  color: var(--site-text);
  transform: translateY(-2px);
  box-shadow: var(--site-shadow);
  border-color: rgba(228, 178, 10, 0.28);
}
.site-cta-phone-label {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--site-muted);
  letter-spacing: 0.06em;
}
.site-cta-phone-num {
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  font-variant-numeric: tabular-nums;
}

/* ── Mobile CTA bar ── */
.site-mobile-cta {
  display: none;
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 40;
  padding: 10px 16px calc(10px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--site-border);
  gap: 10px;
}
.site-mobile-cta-btn {
  flex: 1;
  text-align: center;
  padding: 13px 14px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  transition: transform 0.15s;
}
.site-mobile-cta-primary {
  background: var(--site-accent);
  color: #3a3000;
  box-shadow: 0 2px 8px rgba(245, 197, 24, 0.3);
}
.site-mobile-cta-call {
  background: #fff;
  border: 1px solid var(--site-border);
  color: var(--site-text);
}
.site-mobile-cta-btn:hover { text-decoration: none; transform: scale(0.98); }

/* ── Footer ── */
.site-footer {
  border-top: 1px solid var(--site-border-light);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.6) 0%, rgba(246, 244, 239, 0.95) 100%);
  padding: 48px 24px 40px;
}
.site-footer-inner {
  max-width: var(--site-max);
  margin: 0 auto;
}
.site-footer-top {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
  margin-bottom: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--site-border-light);
}
.site-footer-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
  max-width: 320px;
}
.site-footer-brand .site-logo {
  width: 44px;
  height: 44px;
}
.site-footer-brand:hover { text-decoration: none; color: inherit; }
.site-footer-brand-name {
  font-weight: 800;
  font-size: 1.05rem;
}
.site-footer-tagline {
  margin: 6px 0 0;
  font-size: 0.85rem;
  color: var(--site-muted);
  line-height: 1.5;
}
.site-footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
}
.site-footer-nav a {
  color: var(--site-muted);
  font-size: 0.88rem;
  font-weight: 500;
  transition: color 0.2s;
}
.site-footer-nav a:hover { color: var(--site-text); text-decoration: none; }
.site-footer-bottom { text-align: center; }
.site-footer-copy {
  margin: 0 0 6px;
  font-size: 0.85rem;
  color: var(--site-muted);
  cursor: default;
  user-select: none;
}
.site-footer-meta {
  margin: 4px 0 0;
  font-size: 0.82rem;
  color: #a8a29e;
}
.site-footer-beian {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 6px 18px;
  margin-top: 6px;
}
.site-footer-beian .site-footer-meta { margin: 0; }
.site-footer-beian a {
  color: #a8a29e;
  text-decoration: none;
  transition: color 0.2s;
}
.site-footer-beian a:hover { color: var(--site-accent-dark); text-decoration: none; }
.site-footer-psbeian a {
  display: inline-flex;
  align-items: center;
  gap: 5px;
}
.site-footer-psbeian-icon {
  display: block;
  flex-shrink: 0;
}

/* ── Homepage (editorial flow) ── */
.site-home {
  max-width: var(--site-max);
  margin: 0 auto;
  padding: 8px 24px 48px;
}

.site-block {
  padding: 48px 0;
  border-bottom: 1px solid var(--site-border-light);
}
.site-block:last-child { border-bottom: none; }
.site-block:last-child:not(.site-block--cta) { padding-bottom: 0; }
.site-block--hero {
  padding-top: 20px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--site-border-light);
}
.site-block--cta {
  margin-top: 8px;
  padding: 36px 36px;
  border-bottom: none;
  border-radius: var(--site-radius);
  background: linear-gradient(135deg, rgba(247, 216, 88, 0.22) 0%, rgba(255, 255, 255, 0.72) 48%, rgba(247, 216, 88, 0.1) 100%);
  border: 1px solid rgba(228, 178, 10, 0.18);
}

.site-block-head {
  display: grid;
  grid-template-columns: 56px 1fr;
  gap: 20px 28px;
  align-items: start;
  margin-bottom: 32px;
}
.site-block-head--cta {
  grid-template-columns: 56px 1fr auto;
  align-items: center;
  margin-bottom: 0;
}
.site-block-head--cta .site-block-head-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 0;
}
.site-block-head--cta .site-block-cta-actions {
  align-self: center;
}
.site-block-head--cta .site-block-num {
  padding-top: 0;
  align-self: center;
}
.site-block-num {
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--site-accent-dark);
  padding-top: 6px;
  font-variant-numeric: tabular-nums;
}
.site-block-tag {
  display: block;
  margin: 0 0 6px;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--site-muted);
}
.site-block-tag--hero {
  margin-bottom: 12px;
  color: var(--site-accent-dark);
}
.site-block-title {
  margin: 0 0 8px;
  font-size: clamp(1.45rem, 2.8vw, 1.85rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.2;
  color: var(--site-text);
}
.site-block-title--hero {
  font-size: clamp(2.1rem, 5vw, 3rem);
  margin-bottom: 16px;
  line-height: 1.1;
}
.site-block-lead {
  margin: 0;
  max-width: 52em;
  color: var(--site-muted);
  font-size: 0.98rem;
  line-height: 1.75;
}
.site-block-foot {
  margin-top: 20px;
  text-align: right;
}
.site-block-more {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.92rem;
  padding-bottom: 2px;
  border-bottom: 1px solid rgba(228, 178, 10, 0.45);
  transition: gap 0.25s var(--site-ease), border-color 0.25s;
}
.site-block-more:hover {
  gap: 12px;
  border-color: var(--site-accent);
  text-decoration: none;
}
.site-block-more::after { content: "→"; }

.site-block--hero .site-hero-grid {
  max-width: none;
  margin: 0;
}
.site-block--hero .site-hero-copy { max-width: 520px; }
.site-block--hero .site-hero-visual::before,
.site-block--hero .site-hero-visual::after { display: none; }
.site-block--hero .site-hero-image {
  border-radius: var(--site-radius);
  border: 1px solid var(--site-border);
  box-shadow: var(--site-shadow-lg);
}
.site-block--hero .site-hero-actions { margin-top: 4px; }

.site-home-chips {
  margin-top: 36px;
  padding: 0;
}
.site-home-chips .site-stats-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  padding: 0;
  background: none;
  border: none;
  border-radius: 0;
  box-shadow: none;
}
.site-home-chips .site-stat {
  flex: 1 1 140px;
  text-align: left;
  padding: 14px 18px;
  background: var(--site-surface-solid);
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius-sm);
  transition: border-color 0.25s, transform 0.25s;
}
.site-home-chips .site-stat:hover {
  border-color: rgba(228, 178, 10, 0.35);
  transform: translateY(-2px);
}
.site-home-chips .site-stat::after { display: none; }
.site-home-chips .site-stat strong {
  font-size: 1.2rem;
  background: none;
  -webkit-text-fill-color: var(--site-text);
  color: var(--site-text);
}
.site-home-chips .site-stat span {
  margin-top: 4px;
  font-size: 0.78rem;
}

.site-home-card {
  background: var(--site-surface-solid);
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius-sm);
  transition: border-color 0.28s var(--site-ease), box-shadow 0.28s, transform 0.28s;
}
.site-home-card:hover {
  border-color: rgba(228, 178, 10, 0.32);
  box-shadow: var(--site-shadow);
  transform: translateY(-2px);
}

.site-home-course-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.site-home-course-grid .site-course-showcase {
  display: flex;
  flex-direction: column;
  grid-template-columns: unset;
  gap: 0;
  padding: 0;
  overflow: hidden;
  background: var(--site-surface-solid);
  box-shadow: none;
  backdrop-filter: none;
}
.site-home-course-grid .site-course-showcase-reverse { grid-template-columns: unset; }
.site-home-course-grid .site-course-showcase-reverse .site-course-showcase-media,
.site-home-course-grid .site-course-showcase-reverse .site-course-showcase-body { order: unset; }
.site-home-course-grid .site-course-showcase-media {
  aspect-ratio: 16 / 10;
  border-radius: 0;
}
.site-home-course-grid .site-course-showcase-body {
  padding: 22px 22px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.site-home-course-grid .site-course-highlights { flex: 1; }

.site-home-feature-grid {
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius-sm);
  overflow: hidden;
  background: var(--site-surface-solid);
}
.site-home-feature-grid .site-feature-card {
  padding: 28px 24px;
  border: none;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}
.site-home-feature-grid .site-feature-card:not(:last-child) {
  border-right: 1px solid var(--site-border-light);
}
.site-home-feature-grid .site-feature-card::before { display: none; }
.site-home-feature-grid .site-feature-card:hover {
  background: rgba(247, 216, 88, 0.06);
  transform: none;
  box-shadow: none;
}
.site-home-feature-grid .site-feature-num {
  width: 32px;
  height: 32px;
  margin-bottom: 14px;
  border-radius: 8px;
  font-size: 0.75rem;
  box-shadow: none;
}

.site-home-article-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: none;
  margin: 0;
  border: 1px solid var(--site-border);
  border-radius: var(--site-radius-sm);
  overflow: hidden;
  background: var(--site-surface-solid);
}
.site-home-article-list .site-article-card {
  display: grid;
  grid-template-columns: 108px 1fr 40px;
  gap: 16px 20px;
  align-items: center;
  padding: 20px 22px;
  border: none;
  border-radius: 0;
  border-bottom: 1px solid var(--site-border-light);
  background: transparent;
  box-shadow: none;
  backdrop-filter: none;
}
.site-home-article-list .site-article-card:last-child { border-bottom: none; }
.site-home-article-list .site-article-card:hover {
  background: rgba(247, 216, 88, 0.06);
  transform: none;
  box-shadow: none;
}
.site-home-article-list .site-article-meta {
  margin: 0;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}
.site-home-article-list .site-article-meta-sep { display: none; }
.site-home-article-list .site-article-date {
  margin: 0;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--site-accent-dark);
  font-variant-numeric: tabular-nums;
}
.site-home-article-list .site-article-author {
  font-size: 0.78rem;
  font-weight: 600;
}
.site-home-article-list .site-article-card-body { min-width: 0; }
.site-home-article-list .site-article-card-summary { margin: 0; }
.site-home-article-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  color: var(--site-muted);
  font-size: 1.1rem;
  font-weight: 600;
  transition: background 0.2s, color 0.2s, transform 0.2s;
}
.site-home-article-list .site-article-card:hover .site-home-article-arrow {
  background: var(--site-accent-light);
  color: var(--site-accent-dark);
  transform: translateX(2px);
  text-decoration: none;
}

.site-block-cta-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-width: 168px;
}
.site-block-cta-actions .site-btn { width: 100%; justify-content: center; }
.site-block-phone {
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.site-block.is-visible .site-home-card {
  animation: site-home-tile-in 0.5s var(--site-ease) both;
}
.site-block.is-visible .site-home-card:nth-child(1) { animation-delay: 0.05s; }
.site-block.is-visible .site-home-card:nth-child(2) { animation-delay: 0.12s; }
.site-block.is-visible .site-home-card:nth-child(3) { animation-delay: 0.18s; }

.site-home .site-cta-band {
  margin: 0;
  max-width: none;
}

/* Desktop: tighter CTA band (H5 unchanged — see max-width: 768px) */
@media (min-width: 769px) {
  .site-block--cta {
    padding: 32px 36px;
  }
  .site-block-head--cta {
    grid-template-columns: 44px 1fr auto;
    gap: 12px 28px;
    align-items: center;
  }
  .site-block-head--cta .site-block-title {
    margin-bottom: 6px;
  }
  .site-block-head--cta .site-block-lead {
    line-height: 1.68;
  }
  .site-block-cta-actions {
    min-width: 152px;
    gap: 8px;
  }
}

/* ── Animations ── */
@keyframes site-fade-up {
  from { opacity: 0; transform: translateY(16px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes site-home-tile-in {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ── Responsive (H5 / mobile) ── */
@media (max-width: 768px) {
  .site-header { padding: calc(10px + env(safe-area-inset-top, 0px)) 16px 0; }
  .site-header-inner {
    border-radius: 20px;
    padding: 10px 14px 10px 16px;
    min-height: auto;
    gap: 12px;
  }
  .site-logo-header {
    width: 44px;
    height: 44px;
  }
  .site-brand-name { font-size: 1.05rem; }
  .site-brand-tagline { font-size: 0.75rem; }
  .site-nav-toggle { display: flex; align-items: center; justify-content: center; }
  .site-nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: calc(100% + 8px);
    flex-direction: column;
    background: rgba(255, 255, 255, 0.97);
    backdrop-filter: blur(20px);
    border: 1px solid var(--site-border);
    border-radius: 16px;
    padding: 8px;
    box-shadow: var(--site-shadow-lg);
  }
  .site-nav.open { display: flex; }
  .site-header-inner { position: relative; flex-wrap: wrap; }
  .site-nav-link {
    padding: 12px 16px;
    min-height: 44px;
    display: flex;
    align-items: center;
    font-size: 0.92rem;
  }

  .site-home { padding: 4px 16px 32px; }
  .site-block { padding: 36px 0; }
  .site-block--hero { padding-top: 12px; }
  .site-block--cta { padding: 28px 22px; }
  .site-home .site-block--cta { padding: 26px 22px 28px; }
  .site-block-head,
  .site-block-head--cta {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .site-block-head--cta .site-block-num {
    padding-top: 0;
    margin-bottom: -6px;
    font-size: 0.72rem;
    opacity: 0.75;
  }
  .site-block-head--cta .site-block-head-text {
    padding: 0 2px;
  }
  .site-block-head--cta .site-block-title {
    margin-bottom: 10px;
  }
  .site-block-head--cta .site-block-lead {
    max-width: none;
    padding-right: 4px;
  }
  .site-block-num { padding-top: 0; }
  .site-block-cta-actions {
    flex-direction: row;
    flex-wrap: wrap;
    min-width: 0;
    width: 100%;
  }
  .site-block-cta-actions .site-btn { flex: 1 1 140px; }
  .site-home-course-grid { grid-template-columns: 1fr; }
  .site-home-feature-grid {
    grid-template-columns: 1fr;
    border: none;
    gap: 12px;
    background: none;
  }
  .site-home-feature-grid .site-feature-card {
    border: 1px solid var(--site-border) !important;
    border-radius: var(--site-radius-sm);
  }
  .site-home-article-list .site-article-card {
    grid-template-columns: 1fr auto;
    gap: 8px 12px;
  }
  .site-home-article-list .site-article-meta { grid-column: 1 / -1; }
  .site-block-foot { text-align: left; }
  .site-block-title {
    font-size: clamp(1.28rem, 4.8vw, 1.55rem);
    margin-bottom: 6px;
  }
  .site-block-title--hero {
    font-size: clamp(1.62rem, 7vw, 2.15rem);
    margin-bottom: 12px;
    line-height: 1.18;
  }
  .site-block-lead {
    font-size: 0.9rem;
    line-height: 1.72;
  }
  .site-block-tag { font-size: 0.68rem; margin-bottom: 4px; }
  .site-block-num { font-size: 0.75rem; }
  .site-block-more { font-size: 0.88rem; }

  .site-hero { padding: 28px 16px 36px; }
  .site-hero-grid {
    grid-template-columns: 1fr;
    gap: 28px;
    min-height: auto;
  }
  .site-stats-float { margin-top: -20px; }
  .site-stats-inner {
    grid-template-columns: repeat(2, 1fr);
    padding: 18px 16px;
    gap: 8px;
  }
  .site-stat:nth-child(2)::after { display: none; }
  .site-stat:nth-child(odd):not(:last-child)::after {
    content: "";
    position: absolute;
    right: 0;
    top: 18%;
    height: 64%;
    width: 1px;
    background: linear-gradient(180deg, transparent, var(--site-border), transparent);
  }
  .site-stat strong { font-size: 1.15rem; }
  .site-hero-copy { max-width: none; }
  .site-hero-actions {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    margin-top: 6px;
  }
  .site-hero-actions .site-btn {
    width: 100%;
    min-height: 46px;
    font-size: 0.92rem;
    padding: 12px 20px;
  }
  .site-hero-visual { order: -1; }
  .site-hero-visual::after { inset: -10px -10px 10px 10px; }
  .site-hero-carousel { max-width: none; aspect-ratio: 16 / 11; }
  .site-hero-carousel-nav {
    width: 28px;
    height: 28px;
    margin-top: -14px;
    font-size: 1rem;
    opacity: 0.45;
  }
  .site-hero-carousel:hover .site-hero-carousel-nav,
  .site-hero-carousel:focus-within .site-hero-carousel-nav {
    opacity: 0.75;
  }
  .site-hero-carousel-prev { left: 6px; }
  .site-hero-carousel-next { right: 6px; }

  .site-page-head { padding: 28px 16px 22px; }
  .site-page-head h1 {
    font-size: clamp(1.42rem, 5.8vw, 1.85rem);
    margin-bottom: 10px;
  }
  .site-lead {
    font-size: 0.9rem;
    line-height: 1.72;
    max-width: none;
    padding: 0 2px;
  }

  .site-section { padding: 36px 16px; }
  .site-section-tight { padding: 28px 16px; }
  .site-course-showcase,
  .site-course-showcase-reverse {
    grid-template-columns: 1fr;
    padding: 20px;
    gap: 20px;
  }
  .site-course-showcase-reverse .site-course-showcase-media,
  .site-course-showcase-reverse .site-course-showcase-body { order: unset; }
  .site-home-course-grid .site-course-showcase-body { padding: 16px 16px 18px; }
  .site-course-showcase-title { font-size: 1.22rem; }
  .site-course-summary { font-size: 0.88rem; line-height: 1.68; }
  .site-course-highlights { font-size: 0.86rem; }
  .site-course-age,
  .site-course-pill { font-size: 0.72rem; }
  .site-btn { min-height: 44px; }
  .site-btn-sm { padding: 10px 18px; font-size: 0.88rem; }
  .site-section-header-left { text-align: left; }
  .site-course-grid-fixed { grid-template-columns: 1fr; max-width: none; }
  .site-feature-grid { grid-template-columns: 1fr; }
  .site-prose-contact { padding-bottom: 12px; }
  .site-contact-center { gap: 24px; }
  .site-contact-info { padding: 12px 22px; }
  .site-contact-row { gap: 12px; }
  .site-qr-grid {
    gap: 20px;
  }
  .site-qr-card {
    padding: 20px 20px 18px;
  }
  .site-qr-card img {
    width: 140px;
    height: 140px;
  }

  .site-article-detail { padding: 20px 16px 36px; }
  .site-article-title {
    font-size: clamp(1.35rem, 5.5vw, 1.72rem);
    line-height: 1.28;
  }
  .site-article-lead { font-size: 0.92rem; line-height: 1.72; }
  .site-article-content p { font-size: 0.94rem; line-height: 1.82; }
  .site-article-card { padding: 18px 16px; }
  .site-article-card-title { font-size: 1.05rem; }
  .site-article-card-summary { font-size: 0.88rem; line-height: 1.65; }
  .site-article-cta {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding: 16px;
  }
  .site-article-cta p { font-size: 0.9rem; margin: 0; }
  .site-article-cta .site-btn { width: 100%; }

  .site-home-chips { margin-top: 24px; }
  .site-home-chips .site-stat {
    flex: 1 1 calc(50% - 5px);
    padding: 12px 14px;
  }
  .site-home-chips .site-stat strong { font-size: 1.05rem; }
  .site-home-chips .site-stat span { font-size: 0.72rem; }

  .site-feature-title { font-size: 1rem; }
  .site-feature-body { font-size: 0.86rem; line-height: 1.65; }

  .site-cta-band { margin-bottom: 40px; padding: 0 16px; }
  .site-cta-inner {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 28px 24px 28px 28px;
  }
  .site-cta-actions { min-width: 0; }
  .site-cta-btn-main,
  .site-cta-btn-sub,
  .site-cta-phone { width: 100%; }
  .site-footer {
    padding: 32px 16px calc(28px + env(safe-area-inset-bottom, 0px));
  }
  .site-footer-top { flex-direction: column; gap: 20px; }
  .site-footer-nav { gap: 8px 20px; }
  .site-footer-brand-name { font-size: 0.98rem; }
  .site-footer-tagline,
  .site-footer-nav a,
  .site-footer-copy,
  .site-footer-meta { font-size: 0.82rem; }

  .site-mobile-cta { display: flex; }
  .site-mobile-cta-btn {
    min-height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.92rem;
  }
  .site-main { padding-bottom: calc(80px + env(safe-area-inset-bottom, 0px)); }
}

@media (max-width: 430px) {
  .site-brand-tagline { display: none; }
  .site-brand-name {
    font-size: 0.96rem;
    max-width: 10.5em;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .site-logo-header { width: 40px; height: 40px; }
  .site-block-title--hero { font-size: 1.52rem; }
  .site-block--cta { padding: 22px 18px; }
  .site-home .site-block--cta { padding: 22px 18px 24px; }
  .site-block-cta-actions { flex-direction: column; }
  .site-block-cta-actions .site-btn { flex: 1 1 auto; width: 100%; }
  .site-home-chips .site-stat { flex: 1 1 100%; }
}

@media (hover: none) {
  .site-home-card:hover,
  .site-article-card:hover,
  .site-course-showcase:hover,
  .site-course-card:hover,
  .site-home-chips .site-stat:hover {
    transform: none;
    box-shadow: none;
  }
  .site-hero-visual:hover .site-hero-carousel-slide.is-active .site-hero-image {
    transform: none;
  }
}