:root {
  --bg: #f5f7fb;
  --surface: rgba(255, 255, 255, 0.82);
  --surface-strong: #ffffff;
  --text: #111827;
  --muted: #4b5563;
  --line: rgba(17, 24, 39, 0.1);
  --primary: #1f4ed8;
  --primary-deep: #16379a;
  --accent: #0f766e;
  --shadow: 0 24px 60px rgba(15, 23, 42, 0.08);
  --radius: 22px;
  --radius-sm: 16px;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(31, 78, 216, 0.1), transparent 28%),
    radial-gradient(circle at top right, rgba(15, 118, 110, 0.08), transparent 24%),
    var(--bg);
  line-height: 1.65;
}

img {
  max-width: 100%;
  display: block;
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: auto;
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
  z-index: 1000;
  padding: 0.75rem 1rem;
  background: var(--surface-strong);
  border-radius: 12px;
  border: 1px solid var(--line);
}

.container {
  width: min(calc(100% - 2rem), var(--max-width));
  margin: 0 auto;
}

.narrow {
  width: min(calc(100% - 2rem), 860px);
}

.section {
  padding: 4.5rem 0;
}

.section-soft {
  background: rgba(255, 255, 255, 0.48);
  backdrop-filter: blur(10px);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 70;
  backdrop-filter: blur(14px);
  background: rgba(245, 247, 251, 0.82);
  border-bottom: 1px solid rgba(17, 24, 39, 0.06);
}

.nav-shell {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  min-height: 76px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.top-nav {
  display: none;
  align-items: center;
  gap: 1.25rem;
  color: var(--muted);
  font-size: 0.96rem;
}

.top-nav a:hover,
.top-nav a:focus-visible {
  color: var(--text);
}

.nav-cta {
  padding: 0.7rem 1rem;
  border-radius: 999px;
  background: var(--surface-strong);
  border: 1px solid var(--line);
  color: var(--text);
}

.hero {
  padding-top: 3.5rem;
}

.hero-grid,
.split-layout,
.cta-panel,
.footer-shell {
  display: grid;
  gap: 1.5rem;
}

.hero-copy h1 {
  margin: 0.4rem 0 1rem;
  font-size: clamp(2.2rem, 7vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: -0.05em;
  max-width: 13ch;
}

.eyebrow,
.section-tag,
.card-label,
.mini-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 0;
  color: var(--primary-deep);
  font-size: 0.84rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.lead,
.section-intro {
  color: var(--muted);
  font-size: 1.05rem;
}

.cta-row,
.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
  margin-top: 1.8rem;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0.9rem 1.2rem;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.button-primary {
  color: #ffffff;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  box-shadow: 0 12px 26px rgba(31, 78, 216, 0.24);
}

.button-secondary {
  color: var(--text);
  background: var(--surface-strong);
  border: 1px solid var(--line);
}

.hero-points,
.stat-list {
  margin: 1.5rem 0 0;
  padding: 0;
  list-style: none;
}

.hero-points li,
.location-item,
.stat-list div {
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
}

.card,
.feature-card,
.learn-card,
.project-card,
.mini-card,
.location-panel,
.credibility-band {
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
  border-radius: var(--radius);
}

.card,
.location-panel,
.credibility-band {
  padding: 1.35rem;
  margin-top: 1.3rem;
}

.feature-card,
.learn-card,
.project-card,
.mini-card {
  padding: 1.35rem;
}

.hero-card .card {
  height: 100%;
}

h2 {
  margin: 0.35rem 0 1rem;
  font-size: clamp(1.8rem, 4vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

h3 {
  margin: 0 0 0.55rem;
  font-size: 1.12rem;
  line-height: 1.3;
}

p {
  margin: 0 0 1rem;
}

.three-col,
.learn-grid,
.project-grid,
.card-grid,
.courses-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.8rem;
}

.project-grid {
  grid-template-columns: 1fr;
}

.faq-list {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.8rem;
}

.faq-list details {
  padding: 1.1rem 1.2rem;
  background: var(--surface-strong);
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
}

.faq-list summary {
  cursor: pointer;
  font-weight: 700;
  list-style: none;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-list summary::after {
  content: "+";
  float: right;
  color: var(--primary);
  font-size: 1.2rem;
}

.faq-list details[open] summary::after {
  content: "–";
}

.final-cta {
  padding-bottom: 5rem;
}

.cta-panel {
  padding: 1.6rem;
  background: linear-gradient(180deg, rgba(255,255,255,0.92), rgba(255,255,255,0.84));
  border: 1px solid rgba(255,255,255,0.82);
  border-radius: 28px;
  box-shadow: var(--shadow);
}

.micro-copy,
.footer-meta,
.site-footer p,
.card p,
.feature-card p,
.learn-card p,
.project-card p,
.location-item span,
.mini-card p,
.credibility-band p {
  color: var(--muted);
}

.site-footer {
  padding: 1.4rem 0 2.2rem;
  border-top: 1px solid rgba(17, 24, 39, 0.06);
}

.brand-footer {
  margin-bottom: 0.8rem;
}

.footer-shell {
  align-items: start;
}

@media (min-width: 700px) {
  .cta-row,
  .cta-actions {
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
  }

  .hero-grid,
  .split-layout,
  .footer-shell {
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
  }

  .cta-panel {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }

  .three-col,
  .learn-grid,
  .card-grid,
  .courses-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .form-actions {
    flex-direction: row;
    flex-wrap: wrap;
  }

  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .top-nav {
    display: inline-flex;
  }

  .three-col {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .learn-grid,
  .courses-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .project-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero {
    padding-top: 4.5rem;
  }
}


.courses-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1.8rem;
}

.course-chip {
  padding: 1.2rem;
  background: var(--surface);
  border: 1px solid rgba(255, 255, 255, 0.72);
  box-shadow: var(--shadow);
  border-radius: var(--radius-sm);
}

.enquiry-layout {
  align-items: start;
}

.enquiry-points {
  display: grid;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.enquiry-points div {
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
}

.enquiry-points span {
  display: block;
  color: var(--muted);
  margin-top: 0.25rem;
}

.enquiry-form {
  display: grid;
  gap: 1rem;
  padding: 1.35rem;
  background: rgba(255,255,255,0.86);
  border: 1px solid rgba(255,255,255,0.82);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.form-field {
  display: grid;
  gap: 0.45rem;
}

.form-field label {
  font-weight: 700;
  font-size: 0.95rem;
}

.form-field input,
.form-field select {
  width: 100%;
  min-height: 52px;
  padding: 0.85rem 1rem;
  border-radius: 14px;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--text);
  font: inherit;
}

.form-field input:focus,
.form-field select:focus {
  outline: 2px solid rgba(31, 78, 216, 0.2);
  border-color: rgba(31, 78, 216, 0.4);
}

.form-actions {
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}


.menu-toggle {
  z-index: 81;
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 0.28rem;
  width: 46px;
  height: 46px;
  margin-left: auto;
  padding: 0;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.9);
  box-shadow: 0 10px 24px rgba(15, 23, 42, 0.08);
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  transition: transform 0.2s ease, opacity 0.2s ease;
}

.menu-open {
  overflow: hidden;
}

@media (max-width: 979px) {
  .top-nav {
    position: fixed;
    top: 0;
    right: 0;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    width: min(84vw, 340px);
    height: 100dvh;
    padding: 6rem 1.25rem 1.5rem;
    background: rgba(255, 255, 255, 0.98);
    border-left: 1px solid var(--line);
    box-shadow: -24px 0 60px rgba(15, 23, 42, 0.12);
    transform: translateX(100%);
    transition: transform 0.25s ease;
    z-index: 80;
  }

  .top-nav::before {
    content: "Menu";
    position: absolute;
    top: 1.5rem;
    left: 1.25rem;
    color: var(--primary-deep);
    font-size: 0.84rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }

  .top-nav.is-open {
    transform: translateX(0);
  }

  .top-nav a {
    width: 100%;
    padding: 0.95rem 0;
    border-bottom: 1px solid var(--line);
    color: var(--text);
  }

  .top-nav .nav-cta {
    margin-top: 1rem;
    padding: 0.95rem 1rem;
    text-align: center;
    justify-content: center;
    border-bottom: 0;
    width: 100%;
  }

  .nav-shell {
    position: relative;
  }

  .nav-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.32);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    z-index: 60;
  }

  .nav-overlay.is-open {
    opacity: 1;
    pointer-events: auto;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
  }

  .menu-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
  }

  .hero-copy h1 {
    max-width: 100%;
  }

  .cta-panel {
    padding: 1.35rem;
  }
}

@media (min-width: 700px) and (max-width: 979px) {
  .section {
    padding: 5rem 0;
  }

  .hero-grid,
  .split-layout,
  .cta-panel,
  .footer-shell {
    gap: 2rem;
  }

  .three-col,
  .learn-grid,
  .card-grid,
  .courses-grid,
  .project-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 980px) {
  .menu-toggle,
  .nav-overlay {
    display: none;
  }
}


.form-field.valid input,
.form-field.valid select,
.form-field input.valid,
.form-field select.valid {
  border-color: rgba(22, 163, 74, 0.55);
  box-shadow: 0 0 0 3px rgba(22, 163, 74, 0.1);
}

.form-field.invalid input,
.form-field.invalid select,
.form-field input.invalid,
.form-field select.invalid {
  border-color: rgba(220, 38, 38, 0.55);
  box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.08);
}

.field-status {
  min-height: 1.1rem;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.3;
}

.field-status.valid {
  color: #15803d;
}

.field-status.invalid {
  color: #b91c1c;
}