:root {
  --primary: #123d71;
  --primary-soft: #eaf1fb;
  --accent: #d7a63a;
  --accent-soft: #fff5dc;
  --text: #1d2a39;
  --muted: #5e6b78;
  --line: #dbe4ef;
  --white: #ffffff;
  --shadow: 0 20px 50px rgba(18, 61, 113, 0.10);
  --radius: 24px;
  --radius-sm: 16px;
  --container: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: #fff;
  line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: var(--primary); text-decoration: none; }
.container { width: min(var(--container), calc(100% - 32px)); margin: 0 auto; }
.section { padding: 86px 0; }
.center { text-align: center; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(219,228,239,0.7);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 0;
}
.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  min-width: 0;
}
.brand-logo {
  width: 58px;
  height: 58px;
  object-fit: contain;
}
.brand-name, .brand-sub { display: block; }
.brand-name {
  font-family: 'Playfair Display', serif;
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
}
.brand-sub {
  font-size: .92rem;
  color: var(--muted);
}
.site-nav {
  display: flex;
  align-items: center;
  gap: 20px;
}
.site-nav a {
  font-weight: 600;
  color: var(--text);
}
.nav-cta {
  background: var(--primary);
  color: #fff !important;
  padding: 11px 16px;
  border-radius: 999px;
}
.menu-toggle {
  display: none;
  background: none;
  border: 0;
  padding: 4px;
}
.menu-toggle span {
  display: block;
  width: 28px;
  height: 3px;
  background: var(--primary);
  border-radius: 999px;
  margin: 5px 0;
}

.hero {
  padding: 72px 0 42px;
  background:
    radial-gradient(circle at top left, rgba(18,61,113,0.06), transparent 35%),
    radial-gradient(circle at bottom right, rgba(215,166,58,0.10), transparent 28%),
    #fff;
}
.hero-grid, .detail-grid, .highlight-grid, .location-grid, .two-col {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 40px;
  align-items: center;
}
.hero-copy h1, .section h2, .cta-band h2 {
  font-family: 'Playfair Display', serif;
  line-height: 1.1;
  margin: 0 0 16px;
  color: var(--primary);
}
.hero-copy h1 { font-size: clamp(2.4rem, 5vw, 4.5rem); }
.section h2 { font-size: clamp(2rem, 4vw, 3rem); }
.eyebrow, .section-tag {
  display: inline-block;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: .88rem;
  font-weight: 800;
  letter-spacing: .04em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.section-tag.light {
  background: rgba(255,255,255,0.18);
  color: #fff;
}
.hero-copy p { font-size: 1.06rem; color: var(--muted); }
.hero-actions, .cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin: 28px 0;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform .25s ease, box-shadow .25s ease, background .25s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary {
  background: linear-gradient(135deg, var(--primary), #1d5aa3);
  color: #fff;
  box-shadow: 0 18px 32px rgba(18,61,113,0.22);
}
.btn-secondary {
  background: #fff;
  color: var(--primary);
  border: 1px solid var(--line);
}
.btn-light {
  background: #fff;
  color: var(--primary);
}
.btn-outline-light {
  color: #fff;
  border: 1px solid rgba(255,255,255,.45);
}
.hero-points {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: grid;
  gap: 12px;
}
.hero-points li {
  position: relative;
  padding-left: 26px;
  color: var(--text);
  font-weight: 500;
}
.hero-points li::before {
  content: "";
  width: 10px;
  height: 10px;
  background: var(--accent);
  border-radius: 50%;
  position: absolute;
  left: 0;
  top: .55em;
}
.hero-card, .detail-visual img, .highlight-card img, .course-card, .contact-card, .info-panel, .program-card {
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.hero-card {
  background: #fff;
  padding: 16px;
  border: 1px solid rgba(219,228,239,0.85);
}
.hero-main-image, .detail-visual img, .highlight-card img { border-radius: calc(var(--radius) - 8px); }
.info-panel {
  padding: 28px;
  background: linear-gradient(180deg, #fff, #f9fbff);
  border: 1px solid var(--line);
}
.info-item + .info-item {
  padding-top: 22px;
  margin-top: 22px;
  border-top: 1px solid var(--line);
}
.info-item h3, .course-content h3, .contact-card h3, .program-card h3, .cost-box h3, .benefits-box h3 {
  margin: 0 0 8px;
  color: var(--primary);
}
.section-heading { max-width: 760px; margin: 0 auto 34px; }
.section-heading p { color: var(--muted); margin: 0; }
.program-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.program-card {
  background: #fff;
  padding: 28px;
  border: 1px solid var(--line);
  min-height: 180px;
}
.program-card p { color: var(--muted); margin-bottom: 0; }
.detail-section { background: linear-gradient(180deg, #fff, #fbfdff); }
.detail-section.alt { background: linear-gradient(180deg, #fbfdff, #fff); }
.reverse { grid-template-columns: .9fr 1.1fr; }
.detail-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin: 26px 0;
}
.mini-card {
  background: #fff;
  border: 1px solid var(--line);
  padding: 18px;
  border-radius: var(--radius-sm);
}
.mini-card strong { display: block; color: var(--primary); margin-bottom: 6px; }
.mini-card span { color: var(--muted); font-size: .96rem; }
.cost-box, .benefits-box {
  background: #fff;
  border: 1px solid var(--line);
  padding: 24px;
  border-radius: var(--radius);
  margin-top: 18px;
}
.cost-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-top: 1px solid var(--line);
}
.cost-row:first-of-type { border-top: 0; padding-top: 0; }
.benefits-box ul {
  padding-left: 20px;
  margin: 0;
}
.benefits-box li + li { margin-top: 10px; }
.course-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.course-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
}
.course-card img {
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
}
.course-content { padding: 22px; }
.course-content p { margin-top: 0; color: var(--muted); }
.course-content ul {
  padding-left: 18px;
  margin: 0;
}
.highlight-grid { gap: 28px; }
.highlight-copy p { color: var(--muted); }
.location-grid { gap: 34px; }
.contact-card {
  background: #fff;
  border: 1px solid var(--line);
  padding: 24px;
}
.contact-card.big { margin-bottom: 18px; }
.contact-card-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.location-visual {
  display: grid;
  place-items: center;
  padding: 36px;
  background: radial-gradient(circle at top, rgba(18,61,113,.10), transparent 45%), #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.location-visual img {
  width: min(100%, 350px);
  object-fit: contain;
}
.cta-band {
  background: linear-gradient(135deg, var(--primary), #1d5aa3);
  color: #fff;
  padding: 60px 0;
}
.cta-band-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
}
.cta-band h2, .cta-band p { color: #fff; }
.site-footer {
  background: #0f2340;
  color: rgba(255,255,255,0.82);
  padding: 34px 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 22px;
}
.site-footer h4 { color: #fff; margin: 0 0 10px; }
.site-footer p { margin: 0 0 8px; }
.site-footer a { color: #fff; }
.footer-logo {
  width: 72px;
  margin-bottom: 14px;
  filter: brightness(0) invert(1);
}
.floating-whatsapp {
  position: fixed;
  right: 18px;
  bottom: 18px;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #25d366;
  box-shadow: 0 18px 35px rgba(37,211,102,.34);
  z-index: 90;
}
.floating-whatsapp svg {
  width: 30px;
  height: 30px;
  fill: #fff;
}
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .7s ease, transform .7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1080px) {
  .program-grid { grid-template-columns: repeat(2, 1fr); }
  .course-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 860px) {
  .menu-toggle { display: block; }
  .site-nav {
    position: absolute;
    top: calc(100% + 8px);
    left: 16px;
    right: 16px;
    display: none;
    flex-direction: column;
    align-items: flex-start;
    background: #fff;
    padding: 18px;
    border-radius: 18px;
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
  }
  .site-nav.open { display: flex; }
  .hero-grid, .detail-grid, .highlight-grid, .location-grid, .two-col, .reverse {
    grid-template-columns: 1fr;
  }
  .cta-band-wrap { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  .section { padding: 68px 0; }
  .program-grid, .course-grid, .detail-cards, .contact-card-row, .footer-grid {
    grid-template-columns: 1fr;
  }
  .brand-name { font-size: 1rem; }
  .brand-sub { font-size: .84rem; }
  .hero { padding-top: 44px; }
  .hero-copy h1 { font-size: 2.2rem; }
}