/* ===== BITS - Base Institute of Technical Skills ===== */
/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700;800&display=swap');

:root {
  --primary: #1a237e;
  --primary-light: #283593;
  --accent: #ff6f00;
  --accent-light: #ffa000;
  --green: #2e7d32;
  --text-dark: #1a1a2e;
  --text-muted: #555;
  --bg-light: #f4f6fb;
  --bg-white: #ffffff;
  --border: #e0e0e0;
  --shadow: 0 4px 24px rgba(26,35,126,0.10);
  --radius: 14px;
  --radius-sm: 8px;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'Poppins', sans-serif;
  color: var(--text-dark);
  background: var(--bg-white);
  line-height: 1.7;
}

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  background: var(--primary);
  z-index: 1000;
  box-shadow: 0 2px 16px rgba(0,0,0,0.18);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.nav-logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none;
}

.nav-logo-icon {
  width: 44px; height: 44px;
  background: var(--accent);
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 800; color: white;
  letter-spacing: -1px;
}

.nav-logo-text { color: white; }
.nav-logo-text .name { font-size: 18px; font-weight: 700; display: block; line-height: 1.2; }
.nav-logo-text .tagline { font-size: 10px; opacity: 0.8; font-weight: 400; }

.nav-links {
  display: flex; align-items: center; gap: 6px;
  list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  font-size: 14px; font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: all 0.2s;
}

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

.nav-cta {
  background: var(--accent) !important;
  color: white !important;
  font-weight: 600 !important;
  padding: 9px 20px !important;
  border-radius: 8px !important;
}

.nav-cta:hover { background: var(--accent-light) !important; transform: translateY(-1px); }

.hamburger {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer;
  padding: 4px;
}
.hamburger span { width: 26px; height: 2px; background: white; border-radius: 2px; transition: 0.3s; display: block; }

/* ===== PAGE HEADER (inner pages) ===== */
.page-header {
  background: linear-gradient(135deg, var(--primary) 0%, #311b92 100%);
  padding: 120px 24px 60px;
  text-align: center;
  color: white;
}

.page-header h1 { font-size: 2.4rem; font-weight: 800; margin-bottom: 12px; }
.page-header p { font-size: 1.1rem; opacity: 0.85; max-width: 600px; margin: 0 auto; }

/* ===== SECTIONS ===== */
section { padding: 80px 24px; }
.section-inner { max-width: 1200px; margin: 0 auto; }

.section-title {
  font-size: 2rem; font-weight: 800;
  color: var(--primary); margin-bottom: 10px;
}
.section-subtitle {
  font-size: 1.05rem; color: var(--text-muted);
  margin-bottom: 48px;
}

/* ===== HERO ===== */
.hero {
  background: linear-gradient(135deg, var(--primary) 0%, #1565c0 50%, #311b92 100%);
  padding: 130px 24px 80px;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute; inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content { position: relative; z-index: 1; max-width: 900px; margin: 0 auto; }

.hero-badge {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.3);
  color: white; font-size: 13px; font-weight: 600;
  padding: 6px 18px; border-radius: 50px;
  margin-bottom: 24px; letter-spacing: 0.5px;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800; line-height: 1.2;
  margin-bottom: 16px;
}

.hero h1 span { color: #ffd54f; }

.hero-tagline {
  font-size: 1.2rem; opacity: 0.9;
  font-weight: 400; font-style: italic;
  margin-bottom: 16px;
}

.hero-sub {
  font-size: 1rem; opacity: 0.8;
  margin-bottom: 40px;
}

.hero-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.btn-primary {
  background: var(--accent);
  color: white;
  padding: 15px 32px; border-radius: 10px;
  font-size: 1rem; font-weight: 700;
  text-decoration: none; border: none; cursor: pointer;
  transition: all 0.2s; display: inline-block;
  box-shadow: 0 4px 16px rgba(255,111,0,0.4);
}
.btn-primary:hover { background: var(--accent-light); transform: translateY(-2px); }

.btn-outline {
  background: rgba(255,255,255,0.12);
  color: white;
  padding: 15px 32px; border-radius: 10px;
  font-size: 1rem; font-weight: 600;
  text-decoration: none; border: 2px solid rgba(255,255,255,0.4);
  transition: all 0.2s; display: inline-block;
}
.btn-outline:hover { background: rgba(255,255,255,0.22); }

/* ===== TRUST BAR ===== */
.trust-bar {
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
  padding: 0;
}

.trust-bar .section-inner {
  display: flex; justify-content: center;
  flex-wrap: wrap; gap: 0;
  padding: 0;
}

.trust-item {
  display: flex; align-items: center; gap: 12px;
  padding: 24px 40px;
  border-right: 1px solid var(--border);
  flex: 1; min-width: 220px;
  justify-content: center;
}

.trust-item:last-child { border-right: none; }

.trust-icon { font-size: 2rem; }

.trust-text strong { display: block; font-size: 1.1rem; font-weight: 700; color: var(--primary); }
.trust-text span { font-size: 0.82rem; color: var(--text-muted); }

/* ===== WHAT IS BITS ===== */
.what-bits { background: var(--bg-light); }

.what-bits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.what-bits-text h2 { font-size: 1.9rem; font-weight: 800; color: var(--primary); margin-bottom: 16px; }
.what-bits-text h2 span { color: var(--accent); }
.what-bits-text p { font-size: 1rem; color: var(--text-muted); margin-bottom: 16px; }

.what-bits-visual {
  background: linear-gradient(135deg, var(--primary), #311b92);
  border-radius: 20px;
  padding: 40px;
  color: white;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.stat-card { text-align: center; }
.stat-card .num { font-size: 2.2rem; font-weight: 800; color: #ffd54f; }
.stat-card .label { font-size: 0.82rem; opacity: 0.85; }

/* ===== COURSES ===== */
.courses { background: var(--bg-white); }

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.course-card {
  background: var(--bg-white);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 24px;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.course-card::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 4px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.3s;
  transform-origin: left;
}

.course-card:hover { border-color: var(--primary); box-shadow: var(--shadow); transform: translateY(-4px); }
.course-card:hover::before { transform: scaleX(1); }

.course-icon { font-size: 2.4rem; margin-bottom: 14px; }
.course-num { font-size: 11px; font-weight: 700; color: var(--accent); letter-spacing: 1px; text-transform: uppercase; margin-bottom: 6px; }
.course-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.course-card p { font-size: 0.88rem; color: var(--text-muted); margin-bottom: 12px; }

.course-tools {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 16px;
}

.tool-tag {
  background: #e8eaf6; color: var(--primary);
  font-size: 11px; font-weight: 600;
  padding: 4px 10px; border-radius: 50px;
}

.course-badge {
  background: #e8f5e9; color: var(--green);
  font-size: 11px; font-weight: 600;
  padding: 4px 12px; border-radius: 50px;
  display: inline-block; margin-bottom: 16px;
  font-style: italic;
}

.btn-read-more {
  background: var(--primary); color: white;
  border: none; padding: 9px 20px;
  border-radius: 8px; font-size: 13px; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
  font-family: 'Poppins', sans-serif;
  width: 100%;
}
.btn-read-more:hover { background: var(--primary-light); }

/* ===== WHY BITS ===== */
.why-bits { background: var(--bg-light); }

.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.why-card {
  background: white;
  border-radius: var(--radius);
  padding: 32px;
  box-shadow: var(--shadow);
  display: flex; gap: 20px;
  align-items: flex-start;
}

.why-num {
  width: 52px; height: 52px;
  background: var(--primary);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; color: white;
  flex-shrink: 0;
}

.why-content h3 { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.why-content p { font-size: 0.88rem; color: var(--text-muted); }

/* ===== CTA ===== */
.cta-section {
  background: linear-gradient(135deg, var(--accent) 0%, #e65100 100%);
  padding: 80px 24px;
  text-align: center;
  color: white;
}

.cta-section h2 { font-size: 2.2rem; font-weight: 800; margin-bottom: 14px; }
.cta-section p { font-size: 1.05rem; opacity: 0.9; margin-bottom: 36px; }

.cta-btns { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; align-items: center; }

.btn-cta-main {
  background: white; color: var(--accent);
  padding: 16px 36px; border-radius: 10px;
  font-size: 1.05rem; font-weight: 800;
  text-decoration: none; transition: all 0.2s;
  box-shadow: 0 4px 20px rgba(0,0,0,0.2);
}
.btn-cta-main:hover { transform: translateY(-2px); }

.whatsapp-btn {
  display: flex; align-items: center; gap: 10px;
  background: #25D366; color: white;
  padding: 16px 28px; border-radius: 10px;
  font-size: 1rem; font-weight: 700;
  text-decoration: none; transition: all 0.2s;
}
.whatsapp-btn:hover { background: #1ebe5d; transform: translateY(-2px); }

/* ===== MODAL ===== */
.modal-overlay {
  display: none;
  position: fixed; inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 2000;
  align-items: center; justify-content: center;
  padding: 20px;
}

.modal-overlay.active { display: flex; }

.modal-box {
  background: white;
  border-radius: 20px;
  max-width: 760px; width: 100%;
  max-height: 88vh;
  overflow-y: auto;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  animation: slideUp 0.3s ease;
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-header {
  background: linear-gradient(135deg, var(--primary), #311b92);
  padding: 28px 32px;
  border-radius: 20px 20px 0 0;
  color: white;
  position: sticky; top: 0;
  display: flex; justify-content: space-between; align-items: flex-start;
}

.modal-header h2 { font-size: 1.4rem; font-weight: 800; }
.modal-header .modal-badge { font-size: 12px; opacity: 0.8; margin-top: 4px; font-style: italic; }

.modal-close {
  background: rgba(255,255,255,0.2);
  border: none; color: white;
  width: 34px; height: 34px;
  border-radius: 50%; font-size: 1.2rem;
  cursor: pointer; display: flex;
  align-items: center; justify-content: center;
  transition: 0.2s; flex-shrink: 0;
}
.modal-close:hover { background: rgba(255,255,255,0.35); }

.modal-body { padding: 32px; }

.modal-section { margin-bottom: 28px; }
.modal-section-title {
  font-size: 0.82rem; font-weight: 700;
  color: var(--accent); text-transform: uppercase;
  letter-spacing: 1px; margin-bottom: 14px;
  display: flex; align-items: center; gap: 8px;
}
.modal-section-title::after {
  content: ''; flex: 1; height: 1px;
  background: var(--border);
}

.modal-grid {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.modal-info-card {
  background: var(--bg-light);
  border-radius: var(--radius-sm);
  padding: 16px;
}

.modal-info-card .label { font-size: 11px; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; }
.modal-info-card .value { font-size: 0.92rem; font-weight: 600; color: var(--primary); }
.modal-info-card .value span { color: var(--green); font-size: 1rem; }

.modal-note {
  background: #fff8e1;
  border-left: 4px solid var(--accent);
  padding: 14px 18px;
  border-radius: 0 8px 8px 0;
  font-size: 0.88rem; color: #5d4037;
  margin-top: 12px;
}

.job-tags { display: flex; flex-wrap: wrap; gap: 8px; }
.job-tag {
  background: #e8eaf6; color: var(--primary);
  font-size: 12px; font-weight: 600;
  padding: 5px 12px; border-radius: 50px;
}

.modal-tools-list { display: flex; flex-wrap: wrap; gap: 8px; }
.modal-tool {
  background: var(--primary); color: white;
  font-size: 12px; font-weight: 600;
  padding: 5px 14px; border-radius: 50px;
}

.modal-cta {
  background: linear-gradient(135deg, var(--accent), #e65100);
  color: white; padding: 14px;
  border-radius: 10px; text-align: center;
  font-weight: 700; font-size: 1rem;
  text-decoration: none; display: block;
  margin-top: 24px; transition: 0.2s;
}
.modal-cta:hover { opacity: 0.92; }

/* ===== ABOUT PAGE ===== */
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 60px; align-items: center;
}

.about-img-box {
  background: linear-gradient(135deg, var(--primary), #311b92);
  border-radius: 20px; padding: 50px;
  text-align: center; color: white;
}

.about-img-box .big-num { font-size: 4rem; font-weight: 800; color: #ffd54f; }
.about-img-box p { opacity: 0.85; font-size: 0.95rem; }

.mission-cards { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 40px; }
.mission-card {
  background: white; border-radius: var(--radius);
  padding: 24px; box-shadow: var(--shadow);
  border-top: 4px solid var(--primary);
}
.mission-card h3 { font-size: 1rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.mission-card p { font-size: 0.85rem; color: var(--text-muted); }

/* ===== SERVICES ===== */
.services-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: white; border-radius: var(--radius);
  padding: 36px 28px; text-align: center;
  box-shadow: var(--shadow);
  transition: 0.3s; border: 2px solid transparent;
}
.service-card:hover { border-color: var(--primary); transform: translateY(-4px); }
.service-card .s-icon { font-size: 3rem; margin-bottom: 16px; }
.service-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--primary); margin-bottom: 10px; }
.service-card p { font-size: 0.88rem; color: var(--text-muted); }

/* ===== GALLERY ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--primary), #311b92);
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  transition: 0.3s;
}
.gallery-item:hover { transform: scale(1.02); box-shadow: var(--shadow); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; }

/* ===== CONTACT ===== */
.contact-grid {
  display: grid; grid-template-columns: 1fr 1.6fr;
  gap: 40px;
}

.contact-info { }
.contact-info-card {
  background: linear-gradient(135deg, var(--primary), #311b92);
  border-radius: 20px; padding: 40px;
  color: white;
}
.contact-info-card h3 { font-size: 1.3rem; font-weight: 700; margin-bottom: 8px; }
.contact-info-card p { opacity: 0.85; font-size: 0.9rem; margin-bottom: 32px; }

.c-item { display: flex; gap: 14px; margin-bottom: 24px; align-items: flex-start; }
.c-icon {
  width: 42px; height: 42px;
  background: rgba(255,255,255,0.15);
  border-radius: 10px; display: flex;
  align-items: center; justify-content: center;
  font-size: 1.2rem; flex-shrink: 0;
}
.c-text strong { display: block; font-size: 0.88rem; opacity: 0.7; }
.c-text span { font-size: 0.95rem; font-weight: 600; }

.contact-form-box {
  background: white; border-radius: 20px;
  padding: 40px; box-shadow: var(--shadow);
}
.contact-form-box h3 { font-size: 1.3rem; font-weight: 700; color: var(--primary); margin-bottom: 24px; }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }

.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 13px; font-weight: 600; color: var(--text-dark); margin-bottom: 6px; }
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-family: 'Poppins', sans-serif;
  font-size: 14px; color: var(--text-dark);
  transition: 0.2s; background: var(--bg-light);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none; border-color: var(--primary);
  background: white;
}
.form-group textarea { resize: vertical; min-height: 110px; }

.checkbox-row {
  display: flex; align-items: flex-start; gap: 12px;
  margin-bottom: 20px;
}
.checkbox-row input[type="checkbox"] {
  width: 18px; height: 18px;
  flex-shrink: 0; margin-top: 2px;
  cursor: pointer; accent-color: var(--primary);
}
.checkbox-row label {
  font-size: 13px; color: var(--text-muted);
  cursor: pointer;
}
.checkbox-row label a { color: var(--primary); font-weight: 600; }

.btn-submit {
  width: 100%;
  background: var(--primary); color: white;
  border: none; padding: 14px;
  border-radius: 10px; font-size: 1rem; font-weight: 700;
  cursor: pointer; transition: 0.2s;
  font-family: 'Poppins', sans-serif;
}
.btn-submit:hover { background: var(--primary-light); transform: translateY(-1px); }

/* ===== TERMS PAGE ===== */
.terms-box {
  max-width: 860px; margin: 0 auto;
  background: white; border-radius: 20px;
  padding: 48px; box-shadow: var(--shadow);
}

.terms-intro {
  background: var(--bg-light);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
  margin-bottom: 36px;
  font-size: 0.92rem; color: var(--text-muted);
  border-left: 4px solid var(--primary);
}

.terms-section { margin-bottom: 36px; }
.terms-section h2 {
  font-size: 1.1rem; font-weight: 700;
  color: var(--primary); margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--bg-light);
}
.terms-section p, .terms-section li {
  font-size: 0.92rem; color: var(--text-muted);
  margin-bottom: 8px; line-height: 1.8;
}
.terms-section ul { list-style: none; padding-left: 0; }
.terms-section ul li::before { content: '▸ '; color: var(--accent); font-size: 0.85rem; }

.terms-accept-box {
  background: #e8f5e9;
  border-radius: var(--radius);
  padding: 24px 28px;
  margin-top: 36px;
  border: 2px solid #c8e6c9;
}
.terms-accept-box h3 { font-size: 1rem; font-weight: 700; color: var(--green); margin-bottom: 14px; }
.terms-check-row { display: flex; gap: 12px; align-items: flex-start; }
.terms-check-row input[type="checkbox"] { width: 18px; height: 18px; flex-shrink: 0; margin-top: 2px; accent-color: var(--green); cursor: pointer; }
.terms-check-row label { font-size: 0.92rem; color: var(--text-dark); cursor: pointer; }

/* ===== FOOTER ===== */
.footer {
  background: var(--primary);
  color: white;
  padding: 60px 24px 30px;
}

.footer-inner {
  max-width: 1200px; margin: 0 auto;
}

.footer-top {
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px; margin-bottom: 40px;
}

.footer-brand .logo { display: flex; align-items: center; gap: 10px; margin-bottom: 14px; }
.footer-brand .logo-icon {
  width: 40px; height: 40px;
  background: var(--accent);
  border-radius: 8px; display: flex;
  align-items: center; justify-content: center;
  font-size: 18px; font-weight: 800;
}
.footer-brand .logo-name { font-size: 16px; font-weight: 700; }
.footer-brand p { font-size: 0.85rem; opacity: 0.75; line-height: 1.7; max-width: 240px; }

.footer-col h4 { font-size: 14px; font-weight: 700; margin-bottom: 16px; opacity: 0.95; }
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,0.72); text-decoration: none; font-size: 13px; transition: 0.2s; }
.footer-col ul li a:hover { color: white; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.15);
  padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}

.footer-bottom p { font-size: 13px; opacity: 0.65; }
.footer-bottom a { color: rgba(255,255,255,0.65); text-decoration: none; font-size: 13px; }
.footer-bottom a:hover { color: white; }

/* ===== SCHOOL CAREER PAGE ===== */
.career-steps {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 24px; margin-bottom: 60px;
}

.step-card {
  background: white; border-radius: var(--radius);
  padding: 28px 20px; text-align: center;
  box-shadow: var(--shadow);
  position: relative;
}

.step-num {
  width: 48px; height: 48px;
  background: var(--primary);
  color: white; font-size: 1.3rem; font-weight: 800;
  border-radius: 50%; display: flex;
  align-items: center; justify-content: center;
  margin: 0 auto 14px;
}

.step-card h3 { font-size: 0.95rem; font-weight: 700; color: var(--primary); margin-bottom: 8px; }
.step-card p { font-size: 0.82rem; color: var(--text-muted); }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-top { grid-template-columns: 1fr 1fr; }
  .career-steps { grid-template-columns: repeat(2, 1fr); }
}

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

  .nav-links {
    display: none; position: fixed;
    top: 68px; left: 0; right: 0;
    background: var(--primary);
    flex-direction: column;
    padding: 20px 24px;
    gap: 4px; align-items: stretch;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 16px; }

  .hero { padding: 100px 20px 60px; }
  .what-bits-grid,
  .about-grid,
  .contact-grid,
  .why-grid { grid-template-columns: 1fr; }
  .courses-grid { grid-template-columns: 1fr; }
  .services-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .trust-bar .section-inner { flex-direction: column; }
  .trust-item { border-right: none; border-bottom: 1px solid var(--border); }
  .trust-item:last-child { border-bottom: none; }
  .modal-grid { grid-template-columns: 1fr; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .terms-box { padding: 28px 20px; }
  .mission-cards { grid-template-columns: 1fr; }
  .career-steps { grid-template-columns: 1fr 1fr; }
  .page-header h1 { font-size: 1.8rem; }
}

@media (max-width: 480px) {
  .gallery-grid { grid-template-columns: 1fr; }
  .career-steps { grid-template-columns: 1fr; }
  .what-bits-visual { grid-template-columns: 1fr 1fr; }
  .hero-btns { flex-direction: column; align-items: center; }
}