:root {
  --navy-dark: #00234d;
  --navy: #003f80;
  --blue: #005bb3;
  --accent: #ff6900;
  --accent-dark: #e05c00;
  --bg-light: #f8fafc;
  --bg-alt: #eef3f9;
  --text-dark: #111827;
  --text-gray: #4b5563;
  --text-light: #9ca3af;
  --border: #e5e7eb;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0, 35, 77, 0.08);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang TC", "Microsoft JhengHei", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text-dark);
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 20px;
}

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

/* Icons (Heroicons-style inline SVGs) */
.icon {
  width: 1.15em;
  height: 1.15em;
  flex-shrink: 0;
  vertical-align: -0.2em;
}
.icon-lg { width: 26px; height: 26px; }
.icon-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: rgba(0, 63, 128, 0.08);
  color: var(--navy);
  margin-bottom: 14px;
}
.icon-circle-accent {
  background: rgba(255, 105, 0, 0.12);
  color: var(--accent);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.95rem;
  text-align: center;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn:hover { transform: translateY(-2px); }

.btn-accent {
  background: var(--accent);
  color: #fff;
  box-shadow: 0 8px 20px rgba(255, 105, 0, 0.35);
}
.btn-accent:hover { background: var(--accent-dark); }

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}
.btn-outline:hover { background: rgba(255, 255, 255, 0.12); }

.btn-lg { padding: 15px 32px; font-size: 1.05rem; }
.btn-block { width: 100%; padding: 15px; font-size: 1.05rem; }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: #fff;
  box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding-top: 12px;
  padding-bottom: 12px;
  max-width: 1200px;
}
.header-left {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  row-gap: 4px;
  gap: 12px;
  min-width: 0;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  color: var(--navy-dark);
  min-width: 0;
}
.logo-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
}
.logo-text { font-size: 1rem; }
.logo-img-footer {
  width: 56px;
  height: 56px;
  margin-bottom: 12px;
}
.header-right {
  display: flex;
  align-items: center;
  gap: 20px;
}
.header-phone {
  display: none;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  color: var(--navy);
  white-space: nowrap;
}
.lang-toggle {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: 999px;
  overflow: hidden;
  flex-shrink: 0;
}
.lang-btn {
  padding: 5px 10px;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-dark);
  background: transparent;
  border: none;
  cursor: pointer;
  line-height: 1;
}
.lang-btn.active { background: var(--accent); color: #fff; }
.lang-toggle-standalone {
  position: fixed;
  top: 16px;
  right: 16px;
  z-index: 10;
  background: #fff;
}

@media (min-width: 720px) {
  .header-phone { display: inline-flex; }
}

/* Main nav */
.main-nav {
  display: none;
  flex-direction: column;
  gap: 4px;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: #fff;
  padding: 8px 20px 16px;
  box-shadow: 0 12px 20px rgba(0, 0, 0, 0.08);
  border-top: 1px solid var(--border);
}
.main-nav.open { display: flex; }
.main-nav a {
  padding: 12px 4px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--text-dark);
  border-bottom: 1px solid var(--border);
}
.main-nav a:last-child { border-bottom: none; }
.main-nav a:hover { color: var(--accent); }

.nav-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  padding: 0;
  border: none;
  background: transparent;
  color: var(--navy-dark);
  cursor: pointer;
  flex-shrink: 0;
}
.icon-menu { width: 24px; height: 24px; }

@media (min-width: 1160px) {
  .header-left {
    flex-wrap: nowrap;
    flex-shrink: 0;
  }
  .main-nav {
    display: flex !important;
    position: static;
    flex-direction: row;
    gap: 22px;
    padding: 0;
    background: transparent;
    box-shadow: none;
    border-top: none;
  }
  .main-nav a {
    padding: 0;
    border-bottom: none;
    white-space: nowrap;
  }
  .nav-toggle { display: none; }
}

/* Anchor offset so the sticky header doesn't cover section titles */
#programs, #why-asm, #testimonials, #enquiry {
  scroll-margin-top: 84px;
}

/* Hero */
.hero {
  background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 55%, var(--blue) 100%);
  color: #fff;
  padding: 64px 0 56px;
}
.hero-inner { max-width: 820px; }
.eyebrow {
  display: inline-block;
  background: rgba(255, 255, 255, 0.14);
  padding: 6px 16px;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 18px;
  letter-spacing: 0.02em;
}
.hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  line-height: 1.3;
  margin: 0 0 18px;
  font-weight: 800;
}
.hero-sub {
  font-size: 1.05rem;
  color: rgba(255, 255, 255, 0.88);
  max-width: 640px;
  margin: 0 0 28px;
}
.hero-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 34px;
}
.trust-row {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: 22px;
}
.trust-row li {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.9);
}

/* Sections */
.section { padding: 64px 0; }
.section-alt { background: var(--bg-alt); }
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  text-align: center;
  margin: 0 0 8px;
  color: var(--navy-dark);
  font-weight: 800;
}
.section-sub {
  text-align: center;
  color: var(--text-gray);
  margin: 0 0 40px;
  font-size: 1rem;
}

/* Program cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
}
.program-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
}
.program-card.featured {
  border-color: var(--accent);
  border-width: 2px;
}
.program-badge {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--accent);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 999px;
}
.program-card h3 {
  font-size: 1.1rem;
  color: var(--navy-dark);
  margin: 0 0 8px;
}
.program-duration {
  font-size: 0.85rem;
  color: var(--blue);
  font-weight: 600;
  margin: 0 0 14px;
}
.program-card ul {
  margin: 0 0 20px;
  padding-left: 20px;
  color: var(--text-gray);
  font-size: 0.92rem;
  flex-grow: 1;
}
.program-card li { margin-bottom: 6px; }
.card-link {
  font-weight: 700;
  color: var(--accent);
  font-size: 0.92rem;
}
.card-link:hover { text-decoration: underline; }

/* Features */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 24px;
}
.feature-item {
  background: #fff;
  border-radius: var(--radius);
  padding: 26px 22px;
  text-align: center;
  box-shadow: var(--shadow);
}
.feature-item .icon-circle { margin-left: auto; margin-right: auto; }
.feature-item h3 {
  color: var(--navy-dark);
  font-size: 1.05rem;
  margin: 0 0 8px;
}
.feature-item p {
  color: var(--text-gray);
  font-size: 0.92rem;
  margin: 0;
}

/* Testimonials */
.testimonial-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}
.testimonial {
  background: var(--bg-alt);
  border-left: 4px solid var(--accent);
  border-radius: 10px;
  padding: 24px;
  margin: 0;
}
.testimonial p {
  margin: 0;
  color: var(--text-gray);
  font-size: 0.95rem;
  font-style: italic;
}

/* Form section */
.section-form {
  background: var(--bg-alt);
}
.form-wrap {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 40px;
  align-items: start;
  background: #fff;
  border-radius: 20px;
  box-shadow: var(--shadow);
  overflow: hidden;
}
.form-intro {
  background: linear-gradient(160deg, var(--navy-dark), var(--navy));
  color: #fff;
  padding: 40px 32px;
  height: 100%;
}
.form-intro h2 {
  font-size: 1.5rem;
  margin: 0 0 14px;
}
.form-intro p { color: rgba(255,255,255,0.85); margin: 0 0 20px; }
.form-benefits {
  list-style: none;
  padding: 0;
  margin: 0 0 28px;
}
.form-benefits li {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  font-size: 0.92rem;
}
.form-benefits .icon { color: var(--accent); }
.form-contact p {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin: 0 0 10px;
  font-size: 0.92rem;
  color: rgba(255,255,255,0.9);
}
.form-contact .icon { margin-top: 0.15em; }
.form-contact a { text-decoration: underline; }

.enquiry-form {
  padding: 40px 32px 40px 0;
}
.form-row { margin-bottom: 16px; }
.form-row label {
  display: block;
  font-weight: 600;
  font-size: 0.88rem;
  margin-bottom: 6px;
  color: var(--text-dark);
}
.form-row input,
.form-row select,
.form-row textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 0.95rem;
  font-family: inherit;
  color: var(--text-dark);
  background: #fff;
}
.form-row input:focus,
.form-row select:focus,
.form-row textarea:focus {
  outline: none;
  border-color: var(--blue);
  box-shadow: 0 0 0 3px rgba(0, 91, 179, 0.15);
}
.form-error {
  background: #fef2f2;
  border: 1px solid #fca5a5;
  color: #b91c1c;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 0.88rem;
  margin-bottom: 16px;
}
.form-consent {
  font-size: 0.78rem;
  color: var(--text-light);
  margin: 12px 0 0;
  text-align: center;
}

@media (max-width: 860px) {
  .form-wrap { grid-template-columns: 1fr; }
  .enquiry-form { padding: 8px 24px 32px; }
  .form-intro { padding: 32px 24px; }
}

/* Final CTA */
.final-cta {
  background: var(--navy-dark);
  color: #fff;
  text-align: center;
  padding: 56px 0;
}
.final-cta h2 { font-size: 1.6rem; margin: 0 0 10px; }
.final-cta p { color: rgba(255,255,255,0.85); margin: 0 0 26px; }

/* Footer */
.site-footer {
  background: #0b1220;
  color: rgba(255,255,255,0.75);
  padding: 48px 0 0;
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.3fr;
  gap: 32px;
  padding-bottom: 32px;
}
.footer-inner h4 {
  color: #fff;
  font-size: 0.95rem;
  margin: 0 0 14px;
}
.footer-inner p { font-size: 0.88rem; margin: 0 0 8px; }
.footer-tagline { font-size: 0.85rem; margin-top: 12px; color: rgba(255,255,255,0.6); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  text-align: center;
  padding: 18px 0;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.5);
}
@media (max-width: 720px) {
  .footer-inner { grid-template-columns: 1fr; }
}

/* Mobile sticky CTA */
.mobile-cta-bar {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  display: none;
  z-index: 200;
  border-top: 2px solid var(--accent);
  box-shadow: 0 -4px 16px rgba(0,0,0,0.12);
}
.mobile-cta-btn {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  padding: 14px 0;
  font-weight: 700;
  font-size: 0.95rem;
  background: var(--navy);
  color: #fff;
}
.mobile-cta-primary { background: var(--accent); color: #fff; }

@media (max-width: 640px) {
  .mobile-cta-bar { display: flex; }
  body { padding-bottom: 56px; }
}