:root {
  --bg: #f6f7ef;
  --panel: #ffffff;
  --ink: #1d2228;
  --muted: #5f6b76;
  --brand: #006d77;
  --brand-2: #ee9b00;
  --line: #dde3e8;
  --shadow: 0 14px 35px rgba(16, 28, 45, 0.12);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Manrope", sans-serif;
  color: var(--ink);
  background:
    radial-gradient(circle at 10% -10%, #fff8de 0, transparent 45%),
    radial-gradient(circle at 90% 0%, #dff3f5 0, transparent 40%),
    var(--bg);
}

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  backdrop-filter: blur(8px);
  background: rgba(246, 247, 239, 0.88);
  border-bottom: 1px solid var(--line);
  z-index: 50;
}

.nav-wrap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 74px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--ink);
  font-family: "Space Grotesk", sans-serif;
  font-weight: 700;
}

.brand img { width: 40px; height: 40px; }

nav {
  display: flex;
  align-items: center;
  gap: 1.2rem;
}

nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 600;
}

.menu-btn {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 8px;
  padding: 0.35rem 0.7rem;
}

.hero {
  padding: 4.8rem 0 2.6rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.25fr 0.9fr;
  gap: 2rem;
  align-items: start;
}

.eyebrow {
  color: var(--brand);
  font-weight: 800;
  text-transform: uppercase;
  font-size: 0.84rem;
  letter-spacing: 0.1em;
}

h1, h2, h3 {
  font-family: "Space Grotesk", sans-serif;
  line-height: 1.15;
}

h1 {
  font-size: clamp(2rem, 4vw, 3.3rem);
  margin: 0.6rem 0 1rem;
}

.lead {
  color: var(--muted);
  max-width: 60ch;
  font-size: 1.08rem;
}

.btn {
  display: inline-block;
  text-decoration: none;
  border: 0;
  cursor: pointer;
  background: linear-gradient(110deg, var(--brand), #005a66);
  color: #fff;
  padding: 0.75rem 1.15rem;
  border-radius: 10px;
  font-weight: 700;
}

.btn-sm { padding: 0.48rem 0.85rem; }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid #b8c2cc;
}

.cta-row {
  display: flex;
  gap: 0.7rem;
  margin: 1.3rem 0;
}

.hero-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
}

.hero-stats article {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.8rem 1rem;
}

.hero-stats strong {
  display: block;
  font-size: 1.2rem;
}

.hero-stats span { color: var(--muted); font-size: 0.92rem; }

.hero-card {
  background: var(--panel);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
  border-radius: 18px;
  padding: 1rem;
  animation: floatIn 0.6s ease;
}

.hero-card img {
  width: 100%;
  border-radius: 12px;
  border: 1px solid var(--line);
}

.hero-card a { color: var(--brand); font-weight: 700; text-decoration: none; }

.strip {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: #ffffffc7;
}

.strip-grid {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  padding: 0.9rem 0;
  align-items: center;
}

.strip-grid p { margin: 0; color: var(--muted); font-weight: 700; }
.strip-grid span {
  border: 1px solid var(--line);
  background: #fff;
  border-radius: 999px;
  padding: 0.28rem 0.75rem;
  font-size: 0.9rem;
}

.section { padding: 4rem 0; }
.section-alt { background: #edf3f4; }
.section-intro { color: var(--muted); margin-top: -0.4rem; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.4rem;
}

.card {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.1rem;
}

.card ul { margin: 0.7rem 0 0; padding-left: 1.1rem; color: var(--muted); }
.card p { color: var(--muted); }

.program-grid {
  display: grid;
  gap: 1.2rem;
  margin-top: 1.4rem;
}

.program-category {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 1.15rem;
}

.program-category h3 {
  margin: 0;
  color: var(--brand);
}

.program-toggle {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--brand);
  cursor: pointer;
  padding: 0;
  text-align: left;
  font: inherit;
}

.toggle-icon {
  flex: 0 0 auto;
  width: 2rem;
  height: 2rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: #f9fbfb;
  position: relative;
}

.toggle-icon::before,
.toggle-icon::after {
  content: "";
  position: absolute;
  left: 50%;
  top: 50%;
  width: 0.85rem;
  height: 2px;
  background: var(--brand);
  transform: translate(-50%, -50%);
}

.toggle-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.program-category.is-open .toggle-icon::after {
  opacity: 0;
}

.program-panel {
  margin-top: 1rem;
}

.program-category:not(.is-open) .program-panel {
  display: none;
}

.program-subgroup {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.program-subgroup + .program-subgroup {
  margin-top: 1rem;
}

.program-subgroup > h4 {
  margin: 0 0 0.8rem;
}

.course-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
}

.course-card {
  background: #f9fbfb;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem;
}

.course-card h4,
.course-card h5 {
  margin: 0 0 0.55rem;
  font-family: "Space Grotesk", sans-serif;
  font-size: 1rem;
  line-height: 1.25;
}

.course-card ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.course-card li + li {
  margin-top: 0.25rem;
}

.split {
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 1rem;
}

.split ol { padding-left: 1.2rem; line-height: 1.8; }

.quote-card {
  background: linear-gradient(140deg, #00474f, #026973);
  color: #e6f9fa;
  border-radius: 16px;
  padding: 1.2rem;
  box-shadow: var(--shadow);
}

.quote-card span { color: #bfe6e8; font-size: 0.9rem; }

.about-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.9fr;
  gap: 1rem;
}

.profile-box {
  background: #fff;
  border: 1px solid var(--line);
  border-left: 6px solid var(--brand-2);
  border-radius: 12px;
  padding: 1rem;
}

.contact {
  background: linear-gradient(180deg, #fff 0%, #f3f5ea 100%);
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.9rem;
}

label {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  font-weight: 700;
}

input, select, textarea {
  font: inherit;
  border: 1px solid #c5cfd8;
  border-radius: 8px;
  padding: 0.65rem;
  background: #fff;
}

.full { grid-column: 1 / -1; }

.site-footer {
  border-top: 1px solid var(--line);
  background: #f0f2e8;
  padding: 1rem 0;
}

.foot-wrap {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.foot-wrap a { color: var(--brand); text-decoration: none; font-weight: 700; }

@keyframes floatIn {
  from { transform: translateY(15px); opacity: 0; }
  to { transform: translateY(0); opacity: 1; }
}

@media (max-width: 920px) {
  .hero-grid,
  .card-grid,
  .course-list,
  .split,
  .about-grid,
  .contact-form {
    grid-template-columns: 1fr;
  }

  .menu-btn { display: inline-block; }
  nav {
    position: absolute;
    right: 4%;
    top: 72px;
    background: #fff;
    border: 1px solid var(--line);
    border-radius: 12px;
    width: min(260px, 88vw);
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    display: none;
  }

  nav.show { display: flex; }
}