/* ============================================================
   STEAM SAIGON — Kids Garden Preschool — Stylesheet v3
   Palette: Blue #1568C2 · Green #34A85A · Amber #F5971F
   Quy chuẩn: 60-30-10 · Logo-Anchored · WCAG 2.1 AA
   Xem chi tiết: ../COLOR_GUIDE.md
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Be+Vietnam+Pro:ital,wght@0,300;0,400;0,500;0,600;0,700;1,400&display=swap');

/* ── Variables ── */
:root {
  --navy:        #1568C2;  /* Brand Blue — vòng ngoài logo */
  --navy-dark:   #0D2660;  /* Deep Navy — footer, nav panel */
  --navy-mid:    #2070CE;  /* Mid Blue — hover states */
  --green:       #34A85A;  /* Garden Green — lá cây logo */
  --green-dark:  #1F7A3D;
  --green-light: #EAF6EE;
  --yellow:      #F5971F;  /* Solar Amber — mặt trời / tagline logo */
  --orange:      #D97B08;
  --orange-light:#FFF4E4;

  --bg-white:    #FFFFFF;
  --bg-cream:    #FFFCF5;
  --bg-mint:     #EAF6EE;
  --bg-sky:      #EAF2FF;
  --bg-dark:     #0D2660;

  --text:        #1A2035;
  --text-mid:    #4A5568;
  --text-light:  #8A98AE;
  --border:      #DDE5F0;

  --ease:        cubic-bezier(0.77, 0, 0.175, 1);
  --ease-out:    cubic-bezier(0.215, 0.61, 0.355, 1);
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; border: 0; vertical-align: baseline; }
html { scroll-behavior: smooth; }
article, aside, details, figcaption, figure, footer, header, menu, nav, section, svg { display: block; }
ol, ul { list-style: none; }
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button, input, select, textarea { -webkit-appearance: none; font-family: inherit; }
:focus { outline: 0; }
* { -webkit-font-smoothing: antialiased; }

/* ── Base ── */
body {
  background: var(--bg-white);
  font-family: 'Be Vietnam Pro', -apple-system, BlinkMacSystemFont, sans-serif;
  font-weight: 400; line-height: 1.6; color: var(--text);
}
h1, h2, h3, h4 { font-family: 'Be Vietnam Pro', sans-serif; font-weight: 700; line-height: 1.2; }
p { font-size: 16px; line-height: 1.7; }
strong { font-weight: 600; }

/* ── Loading Screen ── */
.load-bg {
  position: fixed; top: 0; left: 0;
  width: 100%; height: 100%;
  z-index: 9999; pointer-events: none;
  display: flex;
}
.load-bg span {
  flex: 1; height: 100%;
  transition: height 0.8s var(--ease);
  transform-origin: bottom;
}
.load-bg span:nth-child(1) { background: var(--navy-dark); transition-delay: 0s; }
.load-bg span:nth-child(2) { background: var(--navy); transition-delay: 0.1s; }
.load-bg span:nth-child(3) { background: var(--green); transition-delay: 0.2s; }
body.show .load-bg span { height: 0; }

/* ── Header ── */
.header {
  position: fixed; top: 0; left: 0;
  width: 100%; z-index: 999;
  visibility: hidden;
}
.header::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 100%; height: 72px;
  background: rgba(255,255,255,0);
  box-shadow: 0 0 0 rgba(0,0,0,0);
  transition: background 0.4s ease, box-shadow 0.4s ease;
  z-index: 0;
}
.header.scrolled::before {
  background: rgba(255,255,255,0.97);
  box-shadow: 0 2px 20px rgba(0,0,0,0.08);
}
.header.show { visibility: visible; }

.logo {
  position: absolute; left: 30px; top: 10px; z-index: 9;
}
.logo a { display: flex; align-items: center; }
.logo img { height: 52px; width: auto; object-fit: contain; }

.right-header {
  position: absolute; right: 90px; top: 18px;
  z-index: 9; display: flex; align-items: center; gap: 0;
}
.menu-show { display: inline-block; vertical-align: middle; margin-right: 16px; }
.menu-show ul { display: flex; }
.menu-show li a {
  display: block;
  font-size: 13px; font-weight: 600; letter-spacing: 0.5px;
  color: rgba(255,255,255,0.9); text-transform: uppercase;
  padding: 6px 13px;
  border-bottom: 2px solid transparent;
  transition: all 0.25s ease;
}
.header.scrolled .menu-show li a { color: var(--navy); }
.menu-show li a:hover { color: var(--yellow); border-bottom-color: var(--yellow); }
.header.scrolled .menu-show li a:hover { color: var(--orange); border-bottom-color: var(--orange); }

.btn-register {
  display: inline-block;
  background: var(--yellow);
  color: var(--navy-dark);
  font-size: 13px; font-weight: 700;
  letter-spacing: 1px; text-transform: uppercase;
  padding: 9px 20px; border-radius: 3px;
  transition: all 0.25s ease; vertical-align: middle;
}
.btn-register:hover { background: var(--orange); color: #fff; }

/* Hamburger */
.nav-click {
  position: fixed; top: 17px; right: 30px;
  width: 38px; height: 38px;
  cursor: pointer; z-index: 9999;
}
.nav-click span,
.nav-click::after,
.nav-click::before {
  content: ''; background: rgba(255,255,255,0.9);
  position: absolute; height: 2px;
  transition: all 200ms ease; pointer-events: none;
}
.header.scrolled .nav-click span,
.header.scrolled .nav-click::before,
.header.scrolled .nav-click::after { background: var(--navy); }
.nav-click::before { top: 10px; right: 0; width: 26px; }
.nav-click::after  { top: 28px; right: 0; width: 36px; }
.nav-click span    { top: 19px; right: 0; width: 31px; }
.nav-click.active::before { width: 68%; left: 16%; transform: rotate(45deg); top: 43%; background: #fff !important; }
.nav-click.active::after  { width: 68%; left: 16%; transform: rotate(-45deg); top: 41%; background: #fff !important; }
.nav-click.active span    { opacity: 0; }

/* Slide-in nav panel */
.navigation {
  width: 360px; top: 0; height: 100%;
  position: fixed; right: 0; z-index: 998;
  transform: translateX(110%);
  transition: transform 0.4s var(--ease);
  overflow: hidden;
}
.navigation::before {
  content: '';
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  background: var(--navy-dark);
  border-left: 6px solid var(--yellow);
}
.nav {
  position: absolute; top: 0; left: 0;
  width: 100%; height: 100%;
  padding: 14vh 0 0; z-index: 10; overflow: hidden;
}
.nav li a {
  display: block;
  font-size: 20px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase;
  color: rgba(255,255,255,0.75);
  text-align: right; padding: 14px 40px 14px 20px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: all 0.25s ease;
}
.nav li a:hover,
.nav li.current a { color: var(--yellow); }
.navigation.show { transform: translate3d(0,0,0); }

.overlay-menu {
  height: 100%; width: 0;
  position: fixed; left: 0; top: 0;
  background: rgba(0,0,0,0.45);
  z-index: 99; transition: width 0.4s ease;
}
.overlay-menu.show { width: 100%; }

/* ── pic-img helper ── */
.pic-img {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
}

/* ══════════════════════════════════════
   SECTION: HERO BANNER
══════════════════════════════════════ */
.s-hero {
  position: relative; height: 100vh;
  overflow: hidden; background: var(--bg-dark);
}

.hero-slider { position: absolute; inset: 0; }
.slide-track  { position: absolute; inset: 0; }
.slide-item   { position: absolute; inset: 0; opacity: 0; transition: opacity 1.2s ease; }
.slide-item.active { opacity: 1; }
.slide-bg {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  transform: scale(1.05); transition: transform 8s ease;
}
.slide-item.active .slide-bg { transform: scale(1); }
.slide-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(10,24,72,0.70) 0%, rgba(10,24,72,0.22) 55%, transparent 100%);
  z-index: 1;
}

.hero-content {
  position: absolute; inset: 0; z-index: 2;
  display: flex; flex-direction: column;
  align-items: flex-start; justify-content: center;
  padding: 0 80px 0 10%; max-width: 840px;
}
.hero-eyebrow {
  display: block;
  font-size: 11px; font-weight: 700;
  letter-spacing: 4px; text-transform: uppercase;
  color: var(--yellow); margin-bottom: 18px;
}
.hero-title {
  font-size: clamp(36px, 5.5vw, 72px);
  color: #fff; font-weight: 700; line-height: 1.1;
  margin-bottom: 20px;
}
.hero-title .accent { color: var(--yellow); display: block; }
.hero-sub {
  font-size: clamp(14px, 1.3vw, 17px);
  color: rgba(255,255,255,0.8);
  margin-bottom: 36px; line-height: 1.65;
}
.hero-ctas { display: flex; gap: 14px; align-items: center; flex-wrap: wrap; }

.btn-hero {
  display: inline-block;
  background: var(--yellow); color: var(--navy-dark);
  font-size: 13px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 16px 36px; border-radius: 3px;
  transition: all 0.3s ease;
}
.btn-hero:hover { background: #fff; color: var(--navy); }
.btn-hero-ghost {
  display: inline-block;
  border: 2px solid rgba(255,255,255,0.6); color: #fff;
  font-size: 13px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 14px 30px; border-radius: 3px;
  transition: all 0.3s ease;
}
.btn-hero-ghost:hover { border-color: #fff; background: rgba(255,255,255,0.1); }

.slide-pagination {
  position: absolute; bottom: 40px; left: 10%;
  z-index: 3; display: flex; gap: 10px;
}
.slide-dot {
  width: 32px; height: 3px;
  background: rgba(255,255,255,0.35);
  cursor: pointer; border-radius: 2px;
  transition: all 0.4s ease;
}
.slide-dot.active { background: var(--yellow); width: 50px; }

.scroll-hint {
  position: absolute; bottom: 36px; right: 60px;
  z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.scroll-hint span {
  font-size: 10px; font-weight: 600;
  color: rgba(255,255,255,0.45);
  letter-spacing: 2px; text-transform: uppercase;
  transform: rotate(90deg); transform-origin: center;
  white-space: nowrap; display: block; margin-bottom: 20px;
}
.scroll-arrow { width: 1px; height: 50px; background: rgba(255,255,255,0.25); position: relative; overflow: hidden; }
.scroll-arrow::after {
  content: ''; position: absolute; top: -100%; left: 0;
  width: 100%; height: 100%; background: var(--yellow);
  animation: scrollDown 1.6s ease infinite;
}
@keyframes scrollDown { 0% { top: -100%; } 100% { top: 100%; } }

.hero-eyebrow, .hero-title, .hero-sub, .hero-ctas {
  opacity: 0; transform: translateY(24px);
}
.s-hero.hero-ready .hero-eyebrow { animation: fadeUp 0.7s var(--ease) 0.3s  forwards; }
.s-hero.hero-ready .hero-title   { animation: fadeUp 0.7s var(--ease) 0.5s  forwards; }
.s-hero.hero-ready .hero-sub     { animation: fadeUp 0.7s var(--ease) 0.7s  forwards; }
.s-hero.hero-ready .hero-ctas    { animation: fadeUp 0.7s var(--ease) 0.9s  forwards; }
@keyframes fadeUp { to { opacity: 1; transform: translateY(0); } }

/* ══════════════════════════════════════
   SECTION: STATS STRIP
══════════════════════════════════════ */
.s-stats { background: var(--navy); }
.stats-strip {
  display: flex; max-width: 1200px; margin: 0 auto;
}
.stat-item {
  flex: 1; padding: 28px 24px; text-align: center;
  border-right: 1px solid rgba(255,255,255,0.12);
}
.stat-item:last-child { border-right: none; }
.stat-n {
  display: block;
  font-size: clamp(28px, 2.8vw, 40px); font-weight: 700;
  color: var(--yellow); line-height: 1; margin-bottom: 6px;
}
.stat-l {
  display: block; font-size: 13px; font-weight: 500;
  color: rgba(255,255,255,0.72); letter-spacing: 0.3px;
}

/* ══════════════════════════════════════
   SECTION: CHƯƠNG TRÌNH — AGE GROUPS
══════════════════════════════════════ */
.s-programs { background: var(--bg-cream); }
.programs-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 80px 60px;
}
.section-title {
  text-align: center; margin-bottom: 48px;
}
.section-title .eyebrow {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  letter-spacing: 4px; text-transform: uppercase;
  color: var(--green); margin-bottom: 12px;
}
.section-title h2 {
  font-size: clamp(26px, 3.5vw, 44px);
  color: var(--navy); letter-spacing: -0.5px;
  margin-bottom: 14px;
}
.section-title p { font-size: 16px; color: var(--text-mid); max-width: 560px; margin: 0 auto; }

.programs-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.program-card {
  background: var(--bg-white);
  border-radius: 10px; overflow: hidden;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
  transition: all 0.35s var(--ease-out);
}
.program-card:hover { transform: translateY(-8px); box-shadow: 0 20px 50px rgba(21,104,194,0.14); }
.program-img { height: 220px; overflow: hidden; position: relative; }
.program-img .pic-img { transition: transform 0.6s ease; }
.program-card:hover .program-img .pic-img { transform: scale(1.07); }
.program-img-badge {
  position: absolute; top: 14px; left: 14px; z-index: 2;
  background: var(--green);
  color: #fff; font-size: 11px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 5px 12px; border-radius: 3px;
}
.program-body { padding: 28px 24px; }
.program-body h3 { font-size: 20px; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.program-body p { font-size: 14px; color: var(--text-mid); line-height: 1.65; margin-bottom: 18px; }
.program-features { display: flex; flex-wrap: wrap; gap: 8px; }
.prog-tag {
  font-size: 11px; font-weight: 600; color: var(--navy);
  background: var(--bg-sky); padding: 4px 10px; border-radius: 12px;
}

/* ══════════════════════════════════════
   SECTION: 5 PHƯƠNG PHÁP
══════════════════════════════════════ */
.s-methods { background: var(--bg-white); }
.methods-inner {
  max-width: 1240px; margin: 0 auto;
  padding: 80px 60px;
}
.methods-grid {
  display: flex; gap: 18px; align-items: stretch;
}
.method-card {
  flex: 1;
  background: var(--bg-white);
  border-radius: 8px; padding: 32px 20px; text-align: center;
  border: 1px solid var(--border);
  border-top: 4px solid var(--border);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
  transition: all 0.35s ease;
}
.method-card:hover {
  transform: translateY(-7px);
  border-top-color: var(--green);
  box-shadow: 0 16px 42px rgba(52,168,90,0.15);
}
.method-icon { width: 56px; height: 56px; margin: 0 auto 18px; color: var(--navy); }
.method-icon svg { width: 100%; height: 100%; }
.method-tag {
  display: inline-block;
  background: var(--green-light); color: var(--green-dark);
  font-size: 10px; font-weight: 700;
  letter-spacing: 1.5px; text-transform: uppercase;
  padding: 4px 10px; border-radius: 2px; margin-bottom: 12px;
}
.method-card h3 { font-size: 16px; font-weight: 700; color: var(--navy); margin-bottom: 10px; }
.method-card p  { font-size: 13px; line-height: 1.65; color: var(--text-mid); }

/* ══════════════════════════════════════
   SECTION: TẠI SAO KIDS GARDEN
══════════════════════════════════════ */
.s-why { background: var(--bg-mint); }
.why-layout {
  display: flex; align-items: center; gap: 70px;
  max-width: 1200px; margin: 0 auto;
  padding: 80px 60px;
}
.why-image-wrap { flex: 0 0 42%; position: relative; }
.why-img-main {
  width: 100%; aspect-ratio: 4/5;
  border-radius: 10px; overflow: hidden; position: relative;
}
.why-img-main .pic-img { transition: transform 6s ease; }
.s-why .why-img-main .pic-img.zoomed { transform: scale(1.04); }
.why-badge {
  position: absolute; bottom: -18px; right: -18px;
  width: 110px; height: 110px;
  background: var(--yellow); border-radius: 50%;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  box-shadow: 0 8px 28px rgba(245,151,31,0.45);
  z-index: 2;
}
.why-badge .badge-num  { font-size: 30px; font-weight: 700; color: var(--navy-dark); line-height: 1; }
.why-badge .badge-label { font-size: 10px; font-weight: 700; color: var(--navy-dark); text-align: center; padding: 0 8px; line-height: 1.3; }

.why-content { flex: 1; }
.why-content .section-title { text-align: left; margin-bottom: 36px; }
.why-points { display: flex; flex-direction: column; gap: 22px; }
.why-point { display: flex; gap: 16px; align-items: flex-start; }
.wp-icon {
  width: 46px; height: 46px; flex-shrink: 0;
  background: var(--navy); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.wp-icon svg { width: 22px; height: 22px; }
.wp-body h4 { font-size: 15px; font-weight: 700; color: var(--navy); margin-bottom: 4px; }
.wp-body p  { font-size: 14px; color: var(--text-mid); line-height: 1.6; }

/* ══════════════════════════════════════
   SECTION: MỘT NGÀY TẠI KIDS GARDEN
══════════════════════════════════════ */
.s-schedule { background: var(--bg-white); }
.schedule-layout {
  display: flex; align-items: flex-start; gap: 60px;
  max-width: 1160px; margin: 0 auto;
  padding: 80px 60px;
}
.schedule-img-wrap { flex: 0 0 38%; position: relative; }
.schedule-img-frame {
  width: 100%; aspect-ratio: 3/4;
  border-radius: 10px; overflow: hidden; position: relative;
}
.schedule-img-frame .pic-img { transition: transform 6s ease; }
.s-schedule .schedule-img-frame .pic-img.zoomed { transform: scale(1.04); }
.schedule-img-wrap::before {
  content: '';
  position: absolute; inset: 0;
  border: 4px solid var(--yellow); border-radius: 10px;
  transform: translate(12px, 12px); z-index: -1;
}
.schedule-right { flex: 1; padding-top: 6px; }
.schedule-right .section-title { text-align: left; margin-bottom: 28px; }

.schedule-timeline { display: flex; flex-direction: column; }
.timeline-item {
  display: flex; align-items: flex-start; gap: 16px;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
  transition: all 0.2s ease;
}
.timeline-item:last-child { border-bottom: 0; }
.timeline-item:hover .tl-dot { background: var(--green); }
.tl-time {
  font-size: 13px; font-weight: 700; color: var(--navy);
  min-width: 50px; padding-top: 2px;
}
.tl-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--border); flex-shrink: 0; margin-top: 5px;
  transition: background 0.25s ease;
}
.tl-info { flex: 1; }
.tl-info h4 { font-size: 14px; font-weight: 700; color: var(--text); margin-bottom: 1px; }
.tl-info p  { font-size: 12.5px; color: var(--text-mid); line-height: 1.4; }
.tl-badge {
  display: inline-block;
  font-size: 10px; font-weight: 700; letter-spacing: 0.8px; text-transform: uppercase;
  color: #fff; background: var(--green);
  padding: 2px 8px; border-radius: 2px;
  vertical-align: middle; margin-left: 8px;
}

/* ══════════════════════════════════════
   SECTION: KHOẢNH KHẮC — GALLERY
══════════════════════════════════════ */
.s-gallery { background: var(--bg-cream); padding-bottom: 0; }
.gallery-header {
  text-align: center; padding: 70px 60px 36px;
}
.gallery-header .eyebrow {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  letter-spacing: 4px; text-transform: uppercase;
  color: var(--green); margin-bottom: 10px;
}
.gallery-header h2 { font-size: clamp(26px, 3.2vw, 42px); color: var(--navy); }
.gallery-header p { font-size: 15px; color: var(--text-mid); margin-top: 12px; }

.gallery-mosaic {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  grid-template-rows: 260px 260px;
  gap: 3px;
}
.gallery-cell { overflow: hidden; position: relative; }
.gallery-cell.tall { grid-row: 1 / 3; }
.gallery-cell .pic-img { transition: transform 0.55s ease; }
.gallery-cell:hover .pic-img { transform: scale(1.08); }
.gallery-cell::after {
  content: ''; position: absolute; inset: 0;
  background: rgba(13,38,96,0);
  transition: background 0.3s ease; z-index: 1;
}
.gallery-cell:hover::after { background: rgba(13,38,96,0.18); }

/* ══════════════════════════════════════
   SECTION: PHỤ HUYNH NÓI GÌ
══════════════════════════════════════ */
.s-testimonials { background: var(--navy); }
.testimonials-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 80px 60px;
}
.testimonials-inner .section-title .eyebrow { color: var(--yellow); }
.testimonials-inner .section-title h2 { color: #fff; }
.testimonials-inner .section-title p { color: rgba(255,255,255,0.65); }

.testimonial-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.testimonial-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px; padding: 32px 26px;
  transition: all 0.3s ease;
}
.testimonial-card:hover {
  background: rgba(255,255,255,0.13);
  border-color: var(--yellow);
  transform: translateY(-4px);
}
.quote-icon { font-size: 46px; color: var(--yellow); line-height: 1; margin-bottom: 14px; font-family: Georgia, serif; }
.testimonial-card p { font-size: 15px; line-height: 1.75; color: rgba(255,255,255,0.85); font-style: italic; margin-bottom: 22px; }
.testimonial-author { display: flex; align-items: center; gap: 14px; }
.author-avatar { width: 48px; height: 48px; border-radius: 50%; overflow: hidden; flex-shrink: 0; border: 2px solid var(--yellow); }
.author-avatar img { width: 100%; height: 100%; object-fit: cover; }
.author-name { font-size: 14px; font-weight: 700; color: #fff; }
.author-sub  { font-size: 12px; color: rgba(255,255,255,0.5); margin-top: 2px; }

/* ══════════════════════════════════════
   SECTION: 4 CƠ SỞ
══════════════════════════════════════ */
.s-campuses { background: var(--navy-dark); padding: 0; }
.campuses-header {
  text-align: center; padding: 68px 60px 28px;
}
.campuses-header .eyebrow {
  display: inline-block;
  font-size: 11px; font-weight: 700;
  letter-spacing: 4px; text-transform: uppercase;
  color: var(--yellow); margin-bottom: 10px;
}
.campuses-header h2 { font-size: clamp(24px, 3vw, 40px); color: #fff; }
.campuses-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  height: 52vh; gap: 2px;
}
.campus-card { position: relative; overflow: hidden; cursor: pointer; }
.campus-card .pic-img { transition: transform 0.6s ease; }
.campus-card:hover .pic-img { transform: scale(1.06); }
.campus-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(13,38,96,0.92) 25%, rgba(13,38,96,0.1) 100%);
  z-index: 1; transition: all 0.3s ease;
}
.campus-card:hover .campus-overlay { background: linear-gradient(to top, rgba(13,38,96,0.96) 35%, rgba(13,38,96,0.25) 100%); }
.campus-info { position: absolute; bottom: 0; left: 0; right: 0; z-index: 2; padding: 26px 22px; }
.campus-num  { font-size: 10px; font-weight: 700; color: var(--yellow); letter-spacing: 3px; text-transform: uppercase; margin-bottom: 8px; }
.campus-name { font-size: 20px; font-weight: 700; color: #fff; margin-bottom: 4px; }
.campus-addr { font-size: 13px; color: rgba(255,255,255,0.6); }
.campus-more {
  display: inline-block; margin-top: 10px;
  font-size: 11px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  color: var(--yellow); border-bottom: 1px solid var(--yellow); padding-bottom: 2px;
  opacity: 0; transform: translateY(6px); transition: all 0.3s ease;
}
.campus-card:hover .campus-more { opacity: 1; transform: translateY(0); }

/* ══════════════════════════════════════
   SECTION: ĐĂNG KÝ & LIÊN HỆ
══════════════════════════════════════ */
.s-contact { background: var(--bg-dark); }
.contact-inner {
  display: flex; gap: 70px; align-items: flex-start;
  max-width: 1200px; margin: 0 auto;
  padding: 80px 60px;
}
.contact-col-info { flex: 1; }
.contact-col-info .section-title { text-align: left; }
.contact-col-info .section-title .eyebrow { color: var(--yellow); }
.contact-col-info .section-title h2 { color: #fff; }
.contact-col-info .section-title p { color: rgba(255,255,255,0.65); }

.contact-items { display: flex; flex-direction: column; gap: 18px; margin-top: 36px; }
.contact-item { display: flex; gap: 14px; align-items: flex-start; }
.ci-icon {
  width: 42px; height: 42px; flex-shrink: 0;
  background: rgba(245,151,31,0.15); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
}
.ci-icon svg { width: 20px; height: 20px; color: var(--yellow); }
.ci-body strong { display: block; font-size: 14px; font-weight: 700; color: #fff; margin-bottom: 3px; }
.ci-body p { font-size: 14px; color: rgba(255,255,255,0.65); line-height: 1.55; }

.contact-col-form { flex: 1; }
.form-label { display: block; font-size: 12px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--yellow); margin-bottom: 24px; }
.form-row { margin-bottom: 14px; }
.form-row input, .form-row select {
  width: 100%;
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: 4px;
  color: #fff; font-size: 14px; padding: 13px 16px;
  transition: border-color 0.25s ease;
}
.form-row input::placeholder { color: rgba(255,255,255,0.35); }
.form-row input:focus, .form-row select:focus { border-color: var(--yellow); }
.form-row select { color: rgba(255,255,255,0.65); }
.form-row select option { background: var(--navy-dark); color: #fff; }
.form-2col { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

.btn-submit {
  width: 100%;
  background: var(--yellow); color: var(--navy-dark);
  font-size: 13px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 16px 20px; border-radius: 4px;
  cursor: pointer; border: none; margin-top: 6px;
  transition: all 0.3s ease;
}
.btn-submit:hover { background: var(--orange); color: #fff; }

.form-feedback { margin-top: 12px; font-size: 13px; min-height: 18px; line-height: 1.6; }
.form-feedback.success { color: var(--green); font-weight: 600; }
.form-feedback.error { color: #E5484D; font-weight: 600; }

/* ── Footer ── */
.footer { background: var(--navy-dark); border-top: 1px solid rgba(255,255,255,0.06); }
.footer-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 60px;
}
.copyright { font-size: 12px; color: rgba(255,255,255,0.4); }
.copyright strong { color: rgba(255,255,255,0.6); }
.link-social ul { display: flex; gap: 20px; }
.link-social li a { font-size: 12px; font-weight: 600; letter-spacing: 1px; text-transform: uppercase; color: rgba(255,255,255,0.5); transition: color 0.25s ease; }
.link-social li a:hover { color: var(--yellow); }

/* ── Animation ── */
.ani-item {
  opacity: 0; transform: translateY(28px);
  transition: opacity 0.65s var(--ease-out), transform 0.65s var(--ease-out);
}
.ani-item.visible { opacity: 1; transform: translateY(0); }
.ani-item.ani-left  { transform: translateX(-28px); }
.ani-item.ani-right { transform: translateX(28px); }
.ani-item.ani-left.visible, .ani-item.ani-right.visible { transform: translateX(0); }

.ani-d1 { transition-delay: 0.1s; }
.ani-d2 { transition-delay: 0.2s; }
.ani-d3 { transition-delay: 0.3s; }
.ani-d4 { transition-delay: 0.4s; }
.ani-d5 { transition-delay: 0.5s; }

/* ══════════════════════════════════════
   RESPONSIVE ≤ 900px
══════════════════════════════════════ */
@media screen and (max-width: 900px) {
  .right-header { display: none; }
  .navigation { width: 100%; }
  .nav-click::before, .nav-click::after, .nav-click span { background: var(--navy); }
  .nav-click.active::before, .nav-click.active::after { background: #fff !important; }
  .header::before { background: rgba(255,255,255,0.97) !important; box-shadow: 0 2px 16px rgba(0,0,0,0.08) !important; }
  .menu-show li a, .nav-click span, .nav-click::before, .nav-click::after { color: var(--navy); background: var(--navy); }

  .hero-content { padding: 0 24px; max-width: 100%; }
  .hero-ctas { flex-direction: column; align-items: flex-start; gap: 12px; }
  .scroll-hint { display: none; }

  .stats-strip { flex-wrap: wrap; }
  .stat-item { flex: 0 0 50%; border-right: none; border-bottom: 1px solid rgba(255,255,255,0.1); }

  .programs-inner { padding: 56px 24px; }
  .programs-grid { grid-template-columns: 1fr; gap: 20px; }

  .methods-inner { padding: 56px 24px; }
  .methods-grid { flex-direction: column; gap: 14px; }
  .method-card { padding: 24px 20px; }

  .why-layout { flex-direction: column; padding: 56px 24px; gap: 40px; }
  .why-image-wrap { width: 100%; }
  .why-badge { right: 8px; bottom: -12px; width: 90px; height: 90px; }
  .why-badge .badge-num { font-size: 24px; }

  .schedule-layout { flex-direction: column; padding: 56px 24px; gap: 36px; }
  .schedule-img-wrap { width: 100%; }
  .schedule-img-wrap::before { display: none; }
  .schedule-img-frame { aspect-ratio: 4/3; }

  .gallery-header { padding: 56px 24px 28px; }
  .gallery-mosaic { grid-template-columns: 1fr 1fr; grid-template-rows: 180px 180px; }
  .gallery-cell.tall { grid-row: 1 / 3; }

  .testimonials-inner { padding: 56px 24px; }
  .testimonial-grid { grid-template-columns: 1fr; gap: 16px; }

  .campuses-header { padding: 50px 24px 20px; }
  .campuses-grid { grid-template-columns: 1fr 1fr; height: auto; }
  .campus-card { height: 52vw; }

  .contact-inner { flex-direction: column; padding: 56px 24px; gap: 44px; }
  .form-2col { grid-template-columns: 1fr; }

  .footer-inner { flex-direction: column; gap: 10px; text-align: center; padding: 18px 24px; }

  .logo { left: 16px; }
  .nav-click { right: 16px; }
}

/* ══════════════════════════════════════════════════════════════
   INNER PAGES — Shared
══════════════════════════════════════════════════════════════ */

/* Page banner */
.s-page-banner {
  position: relative;
  height: 46vh; min-height: 320px;
  overflow: hidden;
  background: var(--bg-dark);
  display: flex; align-items: flex-end;
}
.s-page-banner .pic-img {
  transform: scale(1.06);
  transition: transform 8s ease;
}
body.show .s-page-banner .pic-img { transform: scale(1); }
.banner-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to right, rgba(10,24,72,0.80) 0%, rgba(10,24,72,0.36) 60%, rgba(10,24,72,0.14) 100%);
  z-index: 1;
}
.banner-content {
  position: relative; z-index: 2;
  padding: 0 10% 52px;
}
.banner-eyebrow {
  display: block;
  font-size: 11px; font-weight: 700;
  letter-spacing: 4px; text-transform: uppercase;
  color: var(--green); margin-bottom: 12px;
  opacity: 0; transform: translateY(16px);
  animation: fadeUp 0.6s var(--ease) 0.4s forwards;
}
.banner-title {
  font-size: clamp(28px, 4.5vw, 58px);
  color: #fff; font-weight: 700; line-height: 1.1;
  opacity: 0; transform: translateY(16px);
  animation: fadeUp 0.6s var(--ease) 0.6s forwards;
}
.banner-sub {
  font-size: 15px; color: rgba(255,255,255,0.65);
  margin-top: 14px; max-width: 520px;
  opacity: 0; transform: translateY(16px);
  animation: fadeUp 0.6s var(--ease) 0.8s forwards;
}
@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Section heading */
.sec-label {
  font-size: 11px; font-weight: 700; letter-spacing: 4px;
  text-transform: uppercase; color: var(--green);
  display: block; margin-bottom: 12px;
}
.sec-title {
  font-size: clamp(24px, 3.2vw, 40px);
  color: var(--navy-dark); font-weight: 700;
  line-height: 1.2; margin-bottom: 18px;
}
.sec-lead {
  font-size: 16px; color: var(--text-mid);
  line-height: 1.75; max-width: 640px;
}

/* Page inner wrapper */
.page-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 80px 60px;
}
.page-inner.slim { max-width: 880px; }

/* CTA band */
.s-cta-band { background: var(--bg-dark); padding: 72px 0; }
.cta-band-inner {
  max-width: 1200px; margin: 0 auto;
  padding: 0 60px;
  display: flex; align-items: center;
  justify-content: space-between; gap: 40px; flex-wrap: wrap;
}
.cta-band-text h2 {
  font-size: clamp(22px, 2.8vw, 36px);
  color: #fff; margin-bottom: 10px; font-weight: 700;
}
.cta-band-text p { font-size: 15px; color: rgba(255,255,255,0.6); }
.btn-cta {
  display: inline-block;
  background: var(--yellow); color: var(--navy-dark);
  font-size: 13px; font-weight: 700;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 18px 40px; border-radius: 3px;
  transition: all 0.3s ease; flex-shrink: 0; text-decoration: none;
}
.btn-cta:hover { background: var(--orange); color: #fff; }

/* ── VỀ CHÚNG TÔI ── */
.s-story { background: var(--bg-white); }
.story-layout { display: flex; gap: 72px; align-items: center; }
.story-img { flex: 0 0 44%; position: relative; }
.story-img-main { width: 100%; aspect-ratio: 4/5; border-radius: 10px; overflow: hidden; }
.story-img-accent {
  position: absolute; bottom: -22px; right: -22px;
  width: 46%; aspect-ratio: 1; border-radius: 8px; overflow: hidden;
  border: 4px solid #fff;
  box-shadow: 0 12px 36px rgba(0,0,0,0.14);
}
.story-text { flex: 1; }
.story-text p { font-size: 15px; color: var(--text-mid); line-height: 1.78; margin-bottom: 16px; }
.story-quote {
  border-left: 3px solid var(--yellow);
  padding: 16px 22px; margin: 28px 0;
  background: var(--bg-cream); border-radius: 0 6px 6px 0;
}
.story-quote p { font-size: 16px; font-style: italic; color: var(--navy-dark); margin: 0; line-height: 1.65; }

.s-vision { background: var(--bg-sky); }
.vision-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.vision-card {
  background: #fff; border-radius: 10px; padding: 38px 34px;
  border-top: 4px solid transparent;
  box-shadow: 0 4px 24px rgba(0,0,0,0.06);
}
.vision-card.vc-vision { border-top-color: var(--navy); }
.vision-card.vc-mission { border-top-color: var(--green); }
.vc-icon { font-size: 40px; margin-bottom: 18px; display: block; }
.vc-title { font-size: 22px; font-weight: 700; color: var(--navy-dark); margin-bottom: 14px; }
.vc-body { font-size: 15px; color: var(--text-mid); line-height: 1.78; }

.s-values { background: var(--bg-white); }
.values-grid { display: grid; grid-template-columns: repeat(5,1fr); gap: 18px; }
.value-card {
  background: var(--bg-cream); border-radius: 10px; padding: 30px 18px; text-align: center;
  border-bottom: 3px solid transparent;
  transition: all 0.3s ease;
}
.value-card:hover { transform: translateY(-5px); border-bottom-color: var(--yellow); box-shadow: 0 12px 32px rgba(0,0,0,0.08); }
.value-icon { font-size: 36px; margin-bottom: 14px; display: block; }

/* ── Utility grids for ad-hoc content sections ──
   Dùng cho mọi grid dựng nhanh trong nội dung trang (stats, bảng tin,
   thư viện ảnh...). KHÔNG khai báo grid-template-columns bằng inline
   style — inline style có độ ưu tiên cao hơn @media query nên sẽ làm
   layout bị kẹt ở số cột desktop trên điện thoại. Dùng class này rồi
   thêm inline chỉ cho gap/margin/text-align nếu cần. */
.grid-cols-2 { display: grid; grid-template-columns: 1fr 1fr; }
.grid-cols-3 { display: grid; grid-template-columns: repeat(3,1fr); }
.grid-cols-4 { display: grid; grid-template-columns: repeat(4,1fr); }
.value-name { font-size: 15px; font-weight: 700; color: var(--navy-dark); margin-bottom: 8px; }
.value-desc { font-size: 13px; color: var(--text-mid); line-height: 1.6; }

.s-team { background: var(--bg-mint); }
.team-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 22px; }
.team-card {
  background: #fff; border-radius: 10px; overflow: hidden;
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
  transition: transform 0.3s ease;
}
.team-card:hover { transform: translateY(-6px); }
.team-photo { height: 220px; overflow: hidden; }
.team-photo .pic-img { transition: transform 0.6s ease; }
.team-card:hover .team-photo .pic-img { transform: scale(1.06); }
.team-info { padding: 20px 18px; }
.team-name { font-size: 15px; font-weight: 700; color: var(--navy-dark); margin-bottom: 4px; }
.team-role { font-size: 11px; color: var(--green-dark); font-weight: 700; text-transform: uppercase; letter-spacing: 0.8px; }
.team-cert { font-size: 12px; color: var(--text-light); margin-top: 6px; line-height: 1.5; }

/* ── CHƯƠNG TRÌNH ── */
.s-age-programs { background: var(--bg-cream); }
.age-tabs { display: flex; margin-bottom: 48px; border-bottom: 2px solid var(--border); }
.age-tab {
  flex: 1; text-align: center; padding: 16px 20px;
  font-size: 14px; font-weight: 700; color: var(--text-mid);
  border-bottom: 3px solid transparent; margin-bottom: -2px;
  cursor: pointer; transition: all 0.25s ease;
}
.age-tab.active { color: var(--navy); border-bottom-color: var(--navy); }
.age-pane { display: none; }
.age-pane.active { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.apd-text p { font-size: 15px; color: var(--text-mid); line-height: 1.75; margin-bottom: 20px; }
.apd-features { display: flex; flex-direction: column; gap: 12px; }
.apd-feature {
  display: flex; gap: 12px; align-items: flex-start;
  padding: 14px 16px; background: #fff; border-radius: 8px; border-left: 3px solid var(--green);
}
.apdf-icon {
  width: 34px; height: 34px; flex-shrink: 0;
  background: var(--green-light); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; font-size: 15px;
}
.apdf-text h4 { font-size: 13px; font-weight: 700; color: var(--navy-dark); margin-bottom: 2px; }
.apdf-text p { font-size: 12px; color: var(--text-mid); margin: 0; }
.apd-img { border-radius: 10px; overflow: hidden; height: 420px; position: relative; }

.s-method-detail { background: var(--bg-white); }
.method-detail-item {
  display: flex; gap: 72px; align-items: center;
  padding: 60px 0; border-bottom: 1px solid var(--border);
}
.method-detail-item:last-child { border-bottom: none; }
.method-detail-item.rev { flex-direction: row-reverse; }
.mdi-img { flex: 0 0 38%; border-radius: 10px; overflow: hidden; height: 320px; position: relative; }
.mdi-content { flex: 1; }
.mdi-num { font-size: 60px; font-weight: 700; color: var(--border); line-height: 1; margin-bottom: 6px; }
.mdi-tag {
  display: inline-block; background: var(--green-light); color: var(--green-dark);
  font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  padding: 4px 12px; border-radius: 2px; margin-bottom: 14px;
}
.mdi-title { font-size: clamp(20px, 2.5vw, 30px); color: var(--navy-dark); font-weight: 700; margin-bottom: 14px; }
.mdi-desc { font-size: 15px; color: var(--text-mid); line-height: 1.78; margin-bottom: 22px; }
.mdi-benefits { display: flex; flex-direction: column; gap: 10px; }
.mdi-benefit {
  font-size: 14px; color: var(--text-mid);
  display: flex; gap: 10px; align-items: flex-start;
}
.mdi-benefit::before { content: '✓'; color: var(--green); font-weight: 700; flex-shrink: 0; }

/* ── CƠ SỞ VẬT CHẤT ── */
.s-facility { background: var(--bg-white); }
.facility-grid {
  display: grid; grid-template-columns: repeat(3,1fr);
  gap: 14px;
}
.facility-cell {
  border-radius: 8px; overflow: hidden;
  height: 260px; position: relative; cursor: pointer;
}
.facility-cell.wide { grid-column: span 2; }
.facility-cell.tall { grid-row: span 2; height: 100%; }
.facility-cell .pic-img { transition: transform 0.55s ease; }
.facility-cell:hover .pic-img { transform: scale(1.07); }
.facility-caption {
  position: absolute; bottom: 0; left: 0; right: 0;
  padding: 14px 18px; z-index: 2;
  background: linear-gradient(to top, rgba(10,24,72,0.72) 0%, transparent 100%);
  color: #fff; font-size: 13px; font-weight: 600;
  opacity: 0; transform: translateY(8px); transition: all 0.3s ease;
}
.facility-cell:hover .facility-caption { opacity: 1; transform: translateY(0); }

.s-campus-list { background: var(--bg-cream); }
.campus-list-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 24px; }
.campus-detail-card {
  background: #fff; border-radius: 10px; overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}
.cdc-img { height: 200px; overflow: hidden; position: relative; }
.cdc-img .pic-img { transition: transform 0.6s ease; }
.campus-detail-card:hover .cdc-img .pic-img { transform: scale(1.06); }
.cdc-body { padding: 26px 24px; }
.cdc-num { font-size: 10px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--green); margin-bottom: 6px; display: block; }
.cdc-name { font-size: 20px; font-weight: 700; color: var(--navy-dark); margin-bottom: 14px; }
.cdc-row { font-size: 13px; color: var(--text-mid); margin-bottom: 8px; display: flex; gap: 8px; }
.cdc-row strong { color: var(--text); font-weight: 600; min-width: 62px; flex-shrink: 0; }

/* ── TUYỂN SINH ── */
.s-enroll { background: var(--bg-white); }
.enroll-steps {
  display: grid; grid-template-columns: repeat(4,1fr); gap: 24px;
  position: relative;
}
.enroll-steps::before {
  content: ''; position: absolute; top: 36px;
  left: 12.5%; right: 12.5%; height: 2px;
  background: var(--border); z-index: 0;
}
.step-card { text-align: center; position: relative; z-index: 1; }
.step-num {
  width: 72px; height: 72px; border-radius: 50%;
  background: var(--navy); color: #fff;
  font-size: 22px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 20px;
  border: 4px solid #fff;
  box-shadow: 0 4px 20px rgba(21,104,194,0.28);
}
.step-title { font-size: 15px; font-weight: 700; color: var(--navy-dark); margin-bottom: 8px; }
.step-desc { font-size: 13px; color: var(--text-mid); line-height: 1.65; }

.s-trial { background: var(--bg-mint); }
.trial-layout { display: flex; gap: 64px; align-items: center; }
.trial-img { flex: 0 0 44%; border-radius: 10px; overflow: hidden; height: 420px; position: relative; }
.trial-content { flex: 1; }
.trial-list { display: flex; flex-direction: column; gap: 16px; margin: 26px 0; }
.trial-item { display: flex; gap: 14px; align-items: flex-start; }
.ti-dot {
  width: 40px; height: 40px; flex-shrink: 0;
  background: var(--navy); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  color: var(--yellow); font-size: 18px; font-weight: 700;
}
.ti-text h4 { font-size: 14px; font-weight: 700; color: var(--navy-dark); margin-bottom: 3px; }
.ti-text p { font-size: 13px; color: var(--text-mid); line-height: 1.6; }

.s-faq { background: var(--bg-white); }
.faq-list { display: flex; flex-direction: column; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
  display: flex; align-items: center; justify-content: space-between;
  padding: 22px 0; cursor: pointer; gap: 20px;
}
.faq-question h4 { font-size: 15px; font-weight: 700; color: var(--text); flex: 1; }
.faq-icon {
  width: 30px; height: 30px; flex-shrink: 0;
  border: 1.5px solid var(--border); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; color: var(--navy); transition: all 0.3s ease;
}
.faq-item.open .faq-icon { background: var(--navy); color: #fff; transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease, padding 0.3s ease; }
.faq-item.open .faq-answer { max-height: 300px; padding-bottom: 22px; }
.faq-answer p { font-size: 14px; color: var(--text-mid); line-height: 1.78; }

.s-reg-form { background: var(--bg-dark); }
.reg-form-layout { display: flex; gap: 64px; align-items: flex-start; }
.reg-form-info { flex: 0 0 36%; }
.reg-form-info h2 { font-size: clamp(22px,2.5vw,32px); color: #fff; margin-bottom: 16px; font-weight: 700; }
.reg-form-info p { font-size: 15px; color: rgba(255,255,255,0.6); line-height: 1.75; margin-bottom: 26px; }
.reg-highlights { display: flex; flex-direction: column; gap: 14px; }
.rh-item { display: flex; gap: 12px; align-items: center; }
.rh-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--yellow); flex-shrink: 0; }
.rh-text { font-size: 14px; color: rgba(255,255,255,0.75); }
.reg-form-box { flex: 1; }

/* ── TIN TỨC ── */
.s-blog { background: var(--bg-cream); }
.blog-grid { display: grid; grid-template-columns: 2fr 1fr; gap: 24px; }
.blog-featured {
  background: #fff; border-radius: 10px; overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transition: transform 0.3s ease; text-decoration: none;
}
.blog-featured:hover { transform: translateY(-4px); }
.bf-img { height: 320px; overflow: hidden; position: relative; }
.bf-img .pic-img { transition: transform 0.6s ease; }
.blog-featured:hover .bf-img .pic-img { transform: scale(1.05); }
.bf-body { padding: 30px 30px; }
.bf-cat {
  display: inline-block; background: var(--green-light); color: var(--green-dark);
  font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase;
  padding: 4px 10px; border-radius: 2px; margin-bottom: 12px;
}
.bf-title { font-size: 22px; font-weight: 700; color: var(--navy-dark); margin-bottom: 12px; line-height: 1.35; }
.bf-excerpt { font-size: 14px; color: var(--text-mid); line-height: 1.75; margin-bottom: 18px; }
.bf-meta { font-size: 12px; color: var(--text-light); }
.blog-sidebar { display: flex; flex-direction: column; gap: 16px; }
.blog-card {
  background: #fff; border-radius: 8px; overflow: hidden;
  box-shadow: 0 2px 12px rgba(0,0,0,0.05);
  transition: transform 0.3s ease; text-decoration: none;
}
.blog-card:hover { transform: translateY(-3px); }
.bc-img { height: 130px; overflow: hidden; position: relative; }
.bc-img .pic-img { transition: transform 0.6s ease; }
.blog-card:hover .bc-img .pic-img { transform: scale(1.07); }
.bc-body { padding: 14px 16px; }
.bc-cat {
  display: inline-block; background: var(--bg-sky); color: var(--navy);
  font-size: 9px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase;
  padding: 3px 8px; border-radius: 2px; margin-bottom: 6px;
}
.bc-title { font-size: 14px; font-weight: 700; color: var(--navy-dark); line-height: 1.4; margin-bottom: 4px; }
.bc-meta { font-size: 11px; color: var(--text-light); }

.s-events { background: var(--bg-white); }
.events-list { display: flex; flex-direction: column; gap: 20px; }
.event-item {
  display: flex; gap: 24px; align-items: flex-start;
  padding: 22px 26px; background: var(--bg-cream); border-radius: 8px;
  border-left: 4px solid var(--yellow); transition: transform 0.2s ease;
}
.event-item:hover { transform: translateX(4px); }
.event-date {
  flex-shrink: 0; text-align: center;
  background: var(--navy); border-radius: 6px; padding: 10px 18px;
}
.event-date .day { display: block; font-size: 26px; font-weight: 700; color: var(--yellow); line-height: 1; }
.event-date .month { display: block; font-size: 11px; font-weight: 600; color: rgba(255,255,255,0.65); text-transform: uppercase; margin-top: 3px; }
.event-info { flex: 1; }
.event-tag {
  display: inline-block; background: var(--orange-light); color: var(--orange);
  font-size: 10px; font-weight: 700; letter-spacing: 1.5px; text-transform: uppercase;
  padding: 3px 9px; border-radius: 2px; margin-bottom: 8px;
}
.event-info h4 { font-size: 16px; font-weight: 700; color: var(--navy-dark); margin-bottom: 6px; }
.event-info p { font-size: 13px; color: var(--text-mid); line-height: 1.65; }

/* ── LIÊN HỆ ── */
.s-contact-campuses { background: var(--bg-cream); }
.contact-campus-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }
.contact-campus-card {
  background: #fff; border-radius: 10px; padding: 28px 26px;
  border-top: 3px solid var(--navy);
  box-shadow: 0 3px 16px rgba(0,0,0,0.06);
}
.cc-num { font-size: 10px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase; color: var(--green); margin-bottom: 8px; display: block; }
.cc-name { font-size: 20px; font-weight: 700; color: var(--navy-dark); margin-bottom: 16px; }
.cc-row { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--text-mid); margin-bottom: 10px; }
.cc-row strong { color: var(--text); font-weight: 600; min-width: 60px; flex-shrink: 0; }
.cc-phone-link {
  display: inline-block; margin-top: 14px;
  background: var(--navy); color: #fff;
  font-size: 12px; font-weight: 700; letter-spacing: 1px; text-transform: uppercase;
  padding: 10px 20px; border-radius: 3px; text-decoration: none;
  transition: background 0.25s;
}
.cc-phone-link:hover { background: var(--navy-mid); }

.s-map { background: var(--bg-sky); }
.map-embed { border-radius: 10px; overflow: hidden; height: 380px; }
.map-embed iframe { width: 100%; height: 100%; border: 0; display: block; }

/* ── Inner page responsive ── */
@media screen and (max-width: 900px) {
  .page-inner { padding: 48px 24px; }
  .s-page-banner { height: 36vh; min-height: 260px; }
  .banner-content { padding: 0 24px 40px; }
  .cta-band-inner { padding: 0 24px; flex-direction: column; text-align: center; }

  .story-layout { flex-direction: column; gap: 32px; }
  .story-img { width: 100%; }
  .story-img-accent { display: none; }
  .vision-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: repeat(2,1fr); }
  .team-grid { grid-template-columns: repeat(2,1fr); }

  .age-pane.active { grid-template-columns: 1fr; }
  .apd-img { height: 260px; }
  .method-detail-item,
  .method-detail-item.rev { flex-direction: column; gap: 28px; }
  .mdi-img { width: 100%; flex: none; height: 240px; }

  .facility-grid { grid-template-columns: 1fr 1fr; }
  .facility-cell.tall { grid-row: span 1; height: 260px; }
  .campus-list-grid { grid-template-columns: 1fr; }

  .enroll-steps { grid-template-columns: repeat(2,1fr); }
  .enroll-steps::before { display: none; }
  .trial-layout { flex-direction: column; gap: 32px; }
  .trial-img { width: 100%; flex: none; }
  .reg-form-layout { flex-direction: column; gap: 36px; }

  .blog-grid { grid-template-columns: 1fr; }
  .bf-img { height: 220px; }

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

  .grid-cols-3, .grid-cols-4 { grid-template-columns: repeat(2,1fr); }
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE ≤ 600px — ĐIỆN THOẠI
   Thu 2 cột còn lại về 1 cột, siết padding/kích thước cho màn hình
   nhỏ. Mọi trang dùng chung style.css nên rule ở đây áp dụng site-wide.
══════════════════════════════════════════════════════════════ */
@media screen and (max-width: 600px) {
  .grid-cols-2, .grid-cols-3, .grid-cols-4 { grid-template-columns: 1fr; }

  .page-inner { padding: 40px 20px; }
  .page-inner.slim { padding: 40px 20px; }
  .s-page-banner { height: 34vh; min-height: 240px; }
  .banner-content { padding: 0 20px 32px; }

  .stats-strip { flex-wrap: wrap; }
  .stat-item { flex: 0 0 50%; }

  .values-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .campuses-grid { grid-template-columns: 1fr; }
  .campus-card { height: 220px; }
  .facility-grid { grid-template-columns: 1fr; }
  .facility-cell.wide { grid-column: span 1; }
  .facility-cell.tall { grid-row: span 1; height: 220px; }
  .facility-cell { height: 220px; }
  .enroll-steps { grid-template-columns: 1fr; }
  .gallery-mosaic { grid-template-columns: 1fr; grid-template-rows: repeat(5, 200px); }
  .gallery-cell.tall { grid-row: auto; }

  .age-tabs { flex-wrap: wrap; }
  .age-tab { flex: 1 1 50%; font-size: 12px; padding: 12px 8px; }

  .cc-row strong { min-width: 0; }
  .events-list, .faq-list { gap: 12px; }
}