:root {
  --ink: #18323a;
  --muted: #5f7378;
  --teal: #087d82;
  --teal-dark: #075c62;
  --mint: #dff5ef;
  --blue-soft: #e7f3f8;
  --paper: #fbfefe;
  --line: #d8e8eb;
  --white: #ffffff;
  --shadow: 0 24px 70px rgba(10, 60, 69, 0.16);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: "Segoe UI", "Nirmala UI", Arial, sans-serif;
  line-height: 1.6;
}

a {
  color: inherit;
  text-decoration: none;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 56px);
  background: rgba(251, 254, 254, 0.92);
  border-bottom: 1px solid rgba(216, 232, 235, 0.9);
  backdrop-filter: blur(16px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0;
  min-width: max-content;
}

.brand-logo {
  width: clamp(170px, 20vw, 260px);
  height: 58px;
  object-fit: contain;
}

.nav-links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(14px, 3vw, 30px);
  color: var(--muted);
  font-size: 15px;
  font-weight: 600;
}

.nav-links a:hover {
  color: var(--teal-dark);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 8px;
  font-weight: 800;
}

.header-cta,
.button.primary {
  background: var(--teal);
  color: var(--white);
  box-shadow: 0 12px 28px rgba(8, 125, 130, 0.22);
}

.button.secondary {
  background: rgba(255, 255, 255, 0.86);
  color: var(--teal-dark);
  border-color: rgba(255, 255, 255, 0.65);
}

.button.whatsapp {
  background: #e7fbf3;
  color: #075c41;
  border-color: #bcebd8;
}

.hero {
  position: relative;
  min-height: 720px;
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: 88px clamp(18px, 6vw, 82px);
}

.hero-slider,
.hero-slide,
.hero-overlay {
  position: absolute;
  inset: 0;
}

.hero-slider {
  overflow: hidden;
}

.hero-slide {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  opacity: 0;
  transition: opacity 600ms ease;
}

.hero-slide.is-active {
  opacity: 1;
}

.hero-overlay {
  background: rgba(5, 40, 45, 0.18);
}

.slider-controls {
  position: absolute;
  right: clamp(18px, 4vw, 54px);
  bottom: clamp(18px, 4vw, 44px);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 36px rgba(10, 60, 69, 0.16);
}

.slider-controls.is-hidden {
  display: none;
}

.slider-button {
  display: inline-grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: var(--teal);
  color: var(--white);
  cursor: pointer;
  font-size: 26px;
  font-weight: 800;
  line-height: 1;
}

.slider-dots {
  display: flex;
  align-items: center;
  gap: 7px;
}

.slider-dot {
  width: 9px;
  height: 9px;
  border: 0;
  border-radius: 50%;
  background: #9ecdd0;
  cursor: pointer;
}

.slider-dot.is-active {
  background: var(--teal-dark);
}

.hero-content {
  position: relative;
  max-width: 720px;
  color: #ffffff;
  text-shadow: 0 3px 18px rgba(0, 0, 0, 0.55);
}

.hero-content .eyebrow,
.hero-content h1,
.hero-content .hero-copy {
  color: #ffffff;
}

.eyebrow,
.section-label {
  margin: 0 0 12px;
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 680px;
  margin-bottom: 22px;
  font-size: clamp(42px, 7vw, 76px);
  line-height: 0.98;
  letter-spacing: 0;
}

h2 {
  margin-bottom: 14px;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.08;
  letter-spacing: 0;
}

h3 {
  margin-bottom: 10px;
  font-size: 20px;
  line-height: 1.2;
}

.hero-copy {
  max-width: 600px;
  color: #39565d;
  font-size: clamp(17px, 2vw, 21px);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin: 32px 0;
}

.hero-stats {
  display: grid;
  max-width: 640px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin: 36px 0 0;
}

.hero-stats div {
  padding: 18px;
  border: 1px solid rgba(216, 232, 235, 0.92);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.78);
  box-shadow: 0 14px 40px rgba(10, 60, 69, 0.08);
}

.hero-stats dt {
  color: var(--teal-dark);
  font-size: 22px;
  font-weight: 800;
}

.hero-stats dd {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.section {
  padding: 82px clamp(18px, 6vw, 82px);
}

.intro,
.note,
.contact {
  display: grid;
  grid-template-columns: minmax(220px, 0.75fr) minmax(0, 1.25fr);
  gap: clamp(24px, 5vw, 72px);
  align-items: start;
}

.intro {
  background: var(--white);
  border-bottom: 1px solid var(--line);
}

.intro p:last-child,
.note p:last-child,
.contact-copy p {
  color: var(--muted);
  font-size: 18px;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading p {
  color: var(--muted);
  font-size: 18px;
}

.courses {
  background: #f4fbfa;
  border-bottom: 1px solid var(--line);
}

.audience-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: -12px 0 26px;
}

.audience-list span {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  padding: 0 13px;
  border: 1px solid #bcebd8;
  border-radius: 999px;
  background: #e7fbf3;
  color: #075c41;
  font-size: 14px;
  font-weight: 800;
}

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

.course-card {
  min-height: 230px;
  padding: 26px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(10, 60, 69, 0.07);
}

.course-tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 34px;
  margin-bottom: 18px;
  padding: 0 12px;
  border-radius: 999px;
  background: var(--mint);
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 800;
}

.course-card p,
.course-cta p,
.course-note {
  color: var(--muted);
}

.course-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.course-cta p {
  margin: 0;
  font-weight: 700;
}

.course-note {
  max-width: 900px;
  margin: 16px 0 0;
  font-size: 14px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.departments {
  background: #ffffff;
  border-bottom: 1px solid var(--line);
}

.department-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 14px;
}

.department-card {
  display: grid;
  min-height: 132px;
  align-content: center;
  justify-items: start;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #ffffff;
  box-shadow: 0 14px 36px rgba(10, 60, 69, 0.07);
}

.department-icon {
  display: inline-grid;
  width: 56px;
  height: 56px;
  place-items: center;
  border-radius: 8px;
  background: var(--teal);
  color: var(--white);
}

.department-icon svg {
  width: 32px;
  height: 32px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.department-card strong {
  color: var(--ink);
  font-size: 18px;
  line-height: 1.15;
}

.department-card p {
  margin: 0;
  color: var(--muted);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.35;
}

.service-card,
.step,
details,
.contact-form {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 14px 36px rgba(10, 60, 69, 0.07);
}

.service-card {
  padding: 24px;
}

.service-card .icon {
  display: inline-grid;
  width: 44px;
  height: 44px;
  place-items: center;
  margin-bottom: 22px;
  border-radius: 8px;
  background: var(--mint);
  color: var(--teal-dark);
  font-weight: 800;
}

.service-card p,
.step p,
details p {
  color: var(--muted);
}

.process {
  background: linear-gradient(180deg, var(--blue-soft), #f7fcfb);
}

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

.step {
  padding: 26px;
}

.step span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  margin-bottom: 18px;
  border-radius: 50%;
  background: var(--teal-dark);
  color: var(--white);
  font-weight: 800;
}

.note {
  background: #0a7478;
  color: var(--white);
}

.note .section-label {
  color: #ffffff;
  font-weight: 900;
}

.note p {
  color: #ffffff;
  font-weight: 700;
}

.note p.safety-text {
  color: #ffffff;
  font-weight: 900;
}

.faq-list {
  display: grid;
  gap: 12px;
}

details {
  padding: 20px 22px;
}

summary {
  cursor: pointer;
  font-weight: 800;
}

details p {
  margin: 14px 0 0;
}

.contact {
  background: var(--white);
  border-top: 1px solid var(--line);
}

.contact-form {
  display: grid;
  gap: 16px;
  padding: clamp(20px, 4vw, 34px);
}

.location-card {
  display: grid;
  gap: 6px;
  margin-top: 22px;
  padding: 18px 20px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #f4fbfa;
}

.location-card span {
  color: var(--teal-dark);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
}

.location-card strong {
  color: var(--ink);
  font-size: 18px;
  line-height: 1.35;
}

.form-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

label {
  display: grid;
  gap: 8px;
  color: var(--ink);
  font-weight: 800;
}

input,
textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 14px 15px;
  color: var(--ink);
  font: inherit;
  outline: none;
}

input:focus,
textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 4px rgba(8, 125, 130, 0.12);
}

.footer {
  padding: 34px clamp(18px, 6vw, 82px);
  background: #102d34;
  color: #d8e8eb;
}

.footer-logo {
  display: block;
  width: min(260px, 82vw);
  height: auto;
  margin-bottom: 16px;
  padding: 10px;
  border-radius: 8px;
  background: var(--white);
}

.footer p {
  margin: 6px 0;
}

.footer a {
  color: var(--white);
  font-weight: 700;
}

@media (max-width: 980px) {
  .nav-links {
    display: none;
  }

  .hero {
    min-height: 680px;
  }

  .course-grid,
  .department-grid,
  .service-grid,
  .steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

@media (max-width: 640px) {
  .site-header {
    padding: 12px 16px;
  }

  .header-cta {
    display: none;
  }

  .brand-logo {
    width: 176px;
    height: 48px;
  }

  .hero {
    min-height: 760px;
    padding: 66px 18px;
  }

  .hero-overlay {
    background: rgba(5, 40, 45, 0.2);
  }

  .hero-stats,
  .course-grid,
  .department-grid,
  .service-grid,
  .steps {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 58px 18px;
  }
}