* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --primary: #1a5276;
  --accent: #f39c12;
  --light: #f4f6f9;
  --dark: #1c2833;
  --text: #333;
  --muted: #666;
  --white: #fff;
  --radius: 8px;
  --shadow: 0 4px 16px rgba(0,0,0,0.08);
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

/* ── NAV ── */
nav {
  background: var(--primary);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 8px rgba(0,0,0,0.2);
}

.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 1.5rem;
  height: 64px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  text-decoration: none;
}


.logo-text {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--white);
  letter-spacing: 0.3px;
}

.logo-text span {
  color: var(--accent);
}

.nav-links {
  display: flex;
  gap: 0.25rem;
  list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius);
  font-size: 0.95rem;
  transition: background 0.2s, color 0.2s;
}

.nav-links a:hover,
.nav-links a.active {
  background: rgba(255,255,255,0.15);
  color: var(--white);
}

.lang-switch { margin-left: 0.5rem; }

.lang-switch a {
  border: 1.5px solid rgba(255,255,255,0.5) !important;
  border-radius: 4px !important;
  padding: 0.3rem 0.65rem !important;
  font-size: 0.82rem !important;
  font-weight: 700 !important;
  letter-spacing: 0.3px;
}

.lang-switch a:hover {
  background: rgba(255,255,255,0.25) !important;
  border-color: var(--white) !important;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}

.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: 0.3s;
}

/* ── HERO ── */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #2471a3 60%, #1a8a6b 100%);
  color: var(--white);
  padding: 5rem 1.5rem;
  text-align: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero h1 span { color: var(--accent); }

.hero p {
  font-size: 1.15rem;
  opacity: 0.9;
  max-width: 600px;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-block;
  padding: 0.75rem 2rem;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
  cursor: pointer;
  border: none;
}

.btn:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(0,0,0,0.2); }

.btn-primary { background: var(--accent); color: var(--white); }
.btn-outline { background: transparent; color: var(--white); border: 2px solid var(--white); }
.btn-outline:hover { background: var(--white); color: var(--primary); }

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  justify-content: center;
}

/* ── SECTIONS ── */
section { padding: 4rem 1.5rem; }
.section-inner { max-width: 1100px; margin: 0 auto; }

.section-title {
  text-align: center;
  margin-bottom: 2.5rem;
}

.section-title h2 {
  font-size: clamp(1.4rem, 4vw, 2rem);
  color: var(--primary);
  margin-bottom: 0.5rem;
}

.section-title p { color: var(--muted); max-width: 550px; margin: 0 auto; }

/* ── STATS ── */
.stats { background: var(--light); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
  text-align: center;
}

.stat-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 2rem 1rem;
  box-shadow: var(--shadow);
}

.stat-card .number {
  font-size: 2.4rem;
  font-weight: 800;
  color: var(--primary);
}

.stat-card .label { color: var(--muted); font-size: 0.9rem; margin-top: 0.25rem; }

/* ── FEATURES / WHY US ── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--light);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  border-left: 4px solid var(--accent);
}

.feature-card .icon { font-size: 2rem; margin-bottom: 0.75rem; }
.feature-card h3 { color: var(--primary); margin-bottom: 0.5rem; }
.feature-card p { color: var(--muted); font-size: 0.95rem; }

/* ── COURSES GRID ── */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.course-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
}

.course-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,0.12); }

.course-header {
  padding: 1.5rem;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.course-header .course-icon { font-size: 1.8rem; }

.course-header h3 { font-size: 1.1rem; }

.course-header.blue { background: #1a5276; }
.course-header.green { background: #1e8449; }
.course-header.orange { background: #d35400; }
.course-header.purple { background: #6c3483; }
.course-header.teal { background: #148f77; }
.course-header.red { background: #c0392b; }

.course-body { padding: 1.25rem 1.5rem; }
.course-body p { color: var(--muted); font-size: 0.9rem; margin-bottom: 1rem; }

.course-meta {
  display: flex;
  gap: 1rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.badge {
  display: inline-block;
  background: var(--light);
  border-radius: 20px;
  padding: 0.2rem 0.65rem;
  font-size: 0.78rem;
  color: var(--primary);
  font-weight: 600;
}

/* ── TEAM ── */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.5rem;
  text-align: center;
}

.team-card { padding: 1.5rem 1rem; }

.avatar {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 700;
  color: var(--white);
}

.avatar.blue { background: linear-gradient(135deg, #1a5276, #2980b9); }
.avatar.green { background: linear-gradient(135deg, #1e8449, #27ae60); }
.avatar.orange { background: linear-gradient(135deg, #d35400, #e67e22); }
.avatar.purple { background: linear-gradient(135deg, #6c3483, #8e44ad); }

.team-card h3 { color: var(--primary); margin-bottom: 0.25rem; }
.team-card .role { color: var(--accent); font-size: 0.85rem; font-weight: 600; margin-bottom: 0.5rem; }
.team-card p { color: var(--muted); font-size: 0.88rem; }

/* ── CONTACT PAGE ── */
.contact-info {
  max-width: 580px;
}

.contact-info h3 { color: var(--primary); font-size: 1.4rem; margin-bottom: 1rem; }
.contact-info > p { color: var(--muted); margin-bottom: 1.75rem; line-height: 1.7; }

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
}

.info-item .ico { font-size: 1.3rem; margin-top: 2px; }
.info-item strong { display: block; color: var(--dark); font-size: 0.9rem; margin-bottom: 0.15rem; }
.info-item span { color: var(--muted); font-size: 0.88rem; display: flex; align-items: center; gap: 0.4rem; flex-wrap: wrap; }
.info-item a { color: var(--primary); text-decoration: none; font-weight: 600; }
.info-item a:hover { color: var(--accent); }

.wa-icon-link {
  display: inline-flex;
  align-items: center;
  vertical-align: middle;
  opacity: 0.9;
  transition: opacity 0.2s, transform 0.2s;
}

.wa-icon-link:hover { opacity: 1; transform: scale(1.15); }

.contact-map {
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.contact-map iframe {
  width: 100%;
  display: block;
}

@media (max-width: 768px) {
  .contact-map iframe { height: 280px; }
}

/* ── PAGE HERO (inner pages) ── */
.page-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #2471a3 100%);
  color: var(--white);
  padding: 3.5rem 1.5rem;
  text-align: center;
}

.page-hero h1 { font-size: clamp(1.8rem, 4vw, 2.8rem); font-weight: 800; margin-bottom: 0.5rem; }
.page-hero p { opacity: 0.85; max-width: 520px; margin: 0 auto; }

/* ── ABOUT ── */
.about-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-visual {
  background: linear-gradient(135deg, #1a5276 0%, #1a8a6b 100%);
  border-radius: 12px;
  height: 320px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 5rem;
  color: rgba(255,255,255,0.3);
}

.about-text h2 { color: var(--primary); font-size: 1.7rem; margin-bottom: 1rem; }
.about-text p { color: var(--muted); margin-bottom: 1rem; }

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.25rem;
}

.value-card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.5rem;
  text-align: center;
}

.value-card .icon { font-size: 2rem; margin-bottom: 0.75rem; }
.value-card h3 { color: var(--primary); margin-bottom: 0.4rem; font-size: 1rem; }
.value-card p { color: var(--muted); font-size: 0.88rem; }

/* ── FOOTER ── */
footer {
  background: var(--dark);
  color: rgba(255,255,255,0.75);
  padding: 2.5rem 1.5rem 1.5rem;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 1.5rem;
}

.footer-brand p { font-size: 0.88rem; margin-top: 0.75rem; line-height: 1.7; }
.footer-brand .logo-text { font-size: 1.1rem; }

.footer-col h4 { color: var(--white); margin-bottom: 0.75rem; font-size: 0.95rem; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 0.4rem; }
.footer-col ul li a { color: rgba(255,255,255,0.65); text-decoration: none; font-size: 0.88rem; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--accent); }

.footer-bottom { text-align: center; font-size: 0.82rem; color: rgba(255,255,255,0.4); }

/* ── RESPONSIVE ── */
@media (max-width: 768px) {
  .hamburger { display: flex; }

  .nav-links {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--primary);
    flex-direction: column;
    padding: 1rem;
    gap: 0.25rem;
    box-shadow: 0 4px 12px rgba(0,0,0,0.2);
    z-index: 99;
  }

  .nav-links.open { display: flex; }

  section { padding: 2.5rem 1.2rem; }
  .hero { padding: 3rem 1.2rem; }
  .page-hero { padding: 2.5rem 1.2rem; }

  .section-title { margin-bottom: 1.75rem; }

  .about-intro,
  .footer-top { grid-template-columns: 1fr; }

  .about-intro { gap: 1.5rem; }

  .about-visual { height: 200px; }

  .footer-top { gap: 1.5rem; }

  /* Override inline font-size on CTA headings */
  section h2 { font-size: clamp(1.3rem, 5vw, 1.8rem) !important; }
}

@media (max-width: 480px) {
  .logo-text { font-size: 1rem; }
  .hero p { font-size: 1rem; }
  .stat-card { padding: 1.5rem 0.75rem; }
  .stat-card .number { font-size: 2rem; }
  .feature-card { padding: 1.5rem 1.25rem; }
  .course-body { padding: 1rem 1.25rem; }
  .footer-brand p { display: none; }
}