:root {
  --bg: #080c10;
  --bg2: #0e1318;
  --bg3: #141b22;
  --border: #1e2a35;
  --accent: #00d4ff;
  --accent2: #00ff9d;
  --text: #e8f0f7;
  --muted: #5a7080;
  --card: #0f1a22;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: 'DM Sans', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed; inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 512 512' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.75' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none; z-index: 0; opacity: 0.4;
}

/* ─── NAV ─── */
nav {
  position: fixed; top: 0; width: 100%; z-index: 100;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 48px;
  background: rgba(8,12,16,0.85);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
}
.nav-logo {
  font-family: 'Syne', sans-serif;
  font-weight: 800; font-size: 1.1rem;
  color: var(--accent); text-decoration: none;
}
.nav-links { display: flex; gap: 28px; list-style: none; }
.nav-links a {
  color: var(--muted); text-decoration: none;
  font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.04em; text-transform: uppercase;
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--accent); }
.nav-cta {
  background: transparent; border: 1px solid var(--accent);
  color: var(--accent); padding: 7px 18px; border-radius: 4px;
  font-size: 0.82rem; font-family: 'DM Sans', sans-serif;
  cursor: pointer; text-decoration: none; transition: all 0.2s;
}
.nav-cta:hover { background: var(--accent); color: var(--bg); }
.nav-burger {
  display: none; background: transparent; border: 1px solid var(--border);
  color: var(--text); padding: 6px 12px; border-radius: 4px;
  font-size: 1rem; cursor: pointer;
}

/* MOBILE MENU */
.mobile-menu {
  display: none; position: fixed; top: 60px; left: 0; right: 0;
  background: var(--bg2); border-bottom: 1px solid var(--border);
  z-index: 99; flex-direction: column; padding: 16px 24px; gap: 4px;
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  color: var(--text); text-decoration: none; padding: 10px 0;
  border-bottom: 1px solid var(--border); font-size: 0.95rem;
  transition: color 0.2s;
}
.mobile-menu a:hover { color: var(--accent); }

/* ─── HERO ─── */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: 120px 60px 80px; position: relative; overflow: hidden;
}
.hero-bg-grid {
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px; pointer-events: none;
}
.hero-glow {
  position: absolute; top: -200px; right: -200px;
  width: 700px; height: 700px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,212,255,0.07) 0%, transparent 70%);
  pointer-events: none;
}
.hero-glow2 {
  position: absolute; bottom: -300px; left: -100px;
  width: 600px; height: 600px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,255,157,0.05) 0%, transparent 70%);
  pointer-events: none;
}
.hero-content { position: relative; z-index: 1; max-width: 800px; }
.hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.2);
  color: var(--accent); padding: 6px 16px; border-radius: 20px;
  font-size: 0.8rem; letter-spacing: 0.08em; text-transform: uppercase;
  margin-bottom: 28px; animation: fadeUp 0.6s ease both;
}
.badge-dot {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--accent); animation: pulse 2s infinite;
}
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}
h1 {
  font-family: 'Syne', sans-serif;
  font-size: clamp(2.8rem, 7vw, 5.5rem);
  font-weight: 800; line-height: 1.05;
  letter-spacing: -0.02em;
  animation: fadeUp 0.6s 0.1s ease both;
}
h1 .name-accent { color: var(--accent); }
h1 .line2 { color: var(--muted); font-weight: 400; font-style: italic; }
.hero-roles {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  margin-top: 16px; margin-bottom: 24px;
  animation: fadeUp 0.6s 0.15s ease both;
}
.role-tag {
  color: var(--accent2); font-size: 0.88rem; font-weight: 500;
}
.role-divider { color: var(--muted); }
.hero-desc {
  max-width: 580px; color: #8aa4b8; font-size: 1rem; line-height: 1.8;
  animation: fadeUp 0.6s 0.2s ease both;
}
.hero-desc strong { color: var(--text); }
.hero-actions {
  margin-top: 36px; display: flex; gap: 12px; flex-wrap: wrap;
  animation: fadeUp 0.6s 0.3s ease both;
}
.btn-primary {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: var(--bg);
  padding: 13px 28px; border-radius: 4px;
  font-family: 'Syne', sans-serif; font-weight: 700;
  font-size: 0.88rem; text-decoration: none;
  transition: all 0.2s; letter-spacing: 0.02em;
}
.btn-primary:hover { background: #33dcff; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,212,255,0.3); }
.btn-secondary {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--text);
  padding: 13px 28px; border-radius: 4px; border: 1px solid var(--border);
  font-family: 'DM Sans', sans-serif; font-weight: 500;
  font-size: 0.88rem; text-decoration: none; transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--accent); color: var(--accent); }
.btn-outline {
  display: inline-flex; align-items: center;
  background: transparent; color: var(--accent2);
  padding: 13px 28px; border-radius: 4px; border: 1px solid rgba(0,255,157,0.3);
  font-family: 'DM Sans', sans-serif; font-weight: 500;
  font-size: 0.88rem; text-decoration: none; transition: all 0.2s;
}
.btn-outline:hover { background: rgba(0,255,157,0.08); }
.hero-stats {
  margin-top: 52px; display: flex; gap: 40px; flex-wrap: wrap;
  animation: fadeUp 0.6s 0.4s ease both;
}
.stat { border-left: 2px solid var(--accent); padding-left: 16px; }
.stat-num {
  font-family: 'Syne', sans-serif; font-size: 1.9rem;
  font-weight: 800; color: var(--text); line-height: 1;
}
.stat-num span { color: var(--accent); }
.stat-label { font-size: 0.75rem; color: var(--muted); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.06em; }

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ─── SECTIONS ─── */
section { padding: 90px 60px; position: relative; }
.section-label {
  font-size: 0.72rem; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin-bottom: 12px;
  display: flex; align-items: center; gap: 12px;
}
.section-label::after {
  content: ''; flex: 1; max-width: 60px; height: 1px; background: var(--accent); opacity: 0.4;
}
.section-title {
  font-family: 'Syne', sans-serif; font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800; line-height: 1.1; letter-spacing: -0.02em; margin-bottom: 16px;
}
.section-sub { color: #8aa4b8; max-width: 520px; font-size: 1rem; margin-bottom: 52px; }

/* ─── ABOUT ─── */
#about { background: var(--bg2); }
.about-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 70px; align-items: center; }
.about-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 36px; position: relative; overflow: hidden;
}
.about-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}
.about-avatar {
  width: 72px; height: 72px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex; align-items: center; justify-content: center;
  font-family: 'Syne', sans-serif; font-size: 1.6rem; font-weight: 800;
  color: var(--bg); margin-bottom: 16px;
}
.about-card h3 { font-family: 'Syne', sans-serif; font-size: 1.15rem; font-weight: 700; margin-bottom: 4px; }
.about-card .role { color: var(--accent); font-size: 0.82rem; margin-bottom: 8px; }
.about-tag-list { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 16px; }
.about-tag {
  background: rgba(0,212,255,0.07); border: 1px solid rgba(0,212,255,0.15);
  color: var(--accent); padding: 3px 10px; border-radius: 3px; font-size: 0.75rem;
}
.about-links { display: flex; gap: 8px; margin-top: 20px; flex-wrap: wrap; }
.about-social {
  background: var(--bg); border: 1px solid var(--border);
  color: var(--muted); padding: 6px 14px; border-radius: 4px;
  font-size: 0.78rem; text-decoration: none; transition: all 0.2s;
}
.about-social:hover { border-color: var(--accent); color: var(--accent); }
.about-text p { color: #8aa4b8; line-height: 1.9; margin-bottom: 14px; font-size: 0.95rem; }
.about-highlight { color: var(--text); font-weight: 500; }

/* ─── EDUCATION ─── */
.edu-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.edu-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 28px; display: flex; gap: 20px;
  align-items: flex-start; transition: all 0.3s;
}
.edu-card:hover { border-color: rgba(0,212,255,0.3); transform: translateY(-3px); }
.edu-icon { font-size: 2rem; flex-shrink: 0; }
.edu-degree {
  font-family: 'Syne', sans-serif; font-size: 1rem;
  font-weight: 700; color: var(--text); margin-bottom: 4px;
}
.edu-school { color: var(--accent); font-size: 0.82rem; margin-bottom: 10px; }
.edu-desc { color: #8aa4b8; font-size: 0.85rem; line-height: 1.7; }

/* ─── EXPERIENCE / TIMELINE ─── */
.timeline { position: relative; padding-left: 32px; }
.timeline::before {
  content: ''; position: absolute; left: 8px; top: 0; bottom: 0;
  width: 1px; background: var(--border);
}
.timeline-item { position: relative; margin-bottom: 32px; }
.timeline-dot {
  position: absolute; left: -28px; top: 24px;
  width: 12px; height: 12px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg);
  box-shadow: 0 0 8px rgba(0,212,255,0.5);
}
.timeline-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; padding: 28px; transition: all 0.3s;
}
.timeline-card:hover { border-color: rgba(0,212,255,0.3); }
.timeline-header {
  display: flex; justify-content: space-between; align-items: flex-start;
  gap: 16px; margin-bottom: 14px; flex-wrap: wrap;
}
.timeline-role {
  font-family: 'Syne', sans-serif; font-size: 1rem;
  font-weight: 700; color: var(--text); margin-bottom: 4px;
}
.timeline-company { color: var(--accent); font-size: 0.82rem; }
.timeline-company a { color: var(--accent); text-decoration: none; }
.timeline-company a:hover { text-decoration: underline; }
.timeline-badge {
  background: rgba(0,255,157,0.1); border: 1px solid rgba(0,255,157,0.25);
  color: var(--accent2); padding: 3px 12px; border-radius: 20px;
  font-size: 0.72rem; font-weight: 600; letter-spacing: 0.06em;
  white-space: nowrap;
}
.timeline-badge.active {
  background: rgba(0,212,255,0.1); border-color: rgba(0,212,255,0.25);
  color: var(--accent);
}
.timeline-desc { color: #8aa4b8; font-size: 0.9rem; line-height: 1.8; margin-bottom: 16px; }
.timeline-desc strong { color: var(--text); }
.timeline-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.timeline-tags span {
  background: var(--bg); border: 1px solid var(--border);
  color: var(--muted); padding: 3px 10px; border-radius: 3px; font-size: 0.75rem;
}

/* ─── SKILLS ─── */
.skills-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 18px; }
.skill-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 24px; transition: all 0.3s; position: relative; overflow: hidden;
}
.skill-card:hover { border-color: var(--accent); transform: translateY(-4px); }
.skill-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0; transition: opacity 0.3s;
}
.skill-card:hover::after { opacity: 1; }
.skill-category {
  font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.1em;
  color: var(--accent); margin-bottom: 14px; font-weight: 600;
}
.skill-items { display: flex; flex-wrap: wrap; gap: 7px; }
.skill-item {
  background: var(--bg3); border: 1px solid var(--border);
  color: var(--text); padding: 5px 11px; border-radius: 4px;
  font-size: 0.8rem; font-weight: 500; transition: all 0.2s;
}
.skill-card:hover .skill-item { border-color: rgba(0,212,255,0.2); }

/* ─── PROJECTS ─── */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 22px; }
.project-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 12px; overflow: hidden; transition: all 0.3s;
}
.project-card:hover { transform: translateY(-6px); border-color: rgba(0,212,255,0.3); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.project-thumb {
  height: 160px; position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.project-thumb-pattern {
  position: absolute; inset: 0;
  background-image: linear-gradient(rgba(0,212,255,0.04) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(0,212,255,0.04) 1px, transparent 1px);
  background-size: 30px 30px;
}
.project-thumb-icon { font-size: 2.8rem; position: relative; z-index: 1; }
.project-badge {
  position: absolute; top: 12px; right: 12px;
  background: rgba(0,212,255,0.15); border: 1px solid rgba(0,212,255,0.3);
  color: var(--accent); padding: 3px 10px; border-radius: 20px; font-size: 0.68rem;
  letter-spacing: 0.06em; text-transform: uppercase;
}
.project-body { padding: 22px; }
.project-body h3 { font-family: 'Syne', sans-serif; font-size: 1rem; font-weight: 700; margin-bottom: 8px; }
.project-body p { color: #8aa4b8; font-size: 0.85rem; line-height: 1.7; margin-bottom: 14px; }
.project-tags { display: flex; flex-wrap: wrap; gap: 5px; margin-bottom: 16px; }
.project-tag {
  background: var(--bg); border: 1px solid var(--border);
  color: var(--muted); padding: 2px 9px; border-radius: 3px; font-size: 0.72rem;
}
.project-links { display: flex; gap: 12px; }
.project-link {
  color: var(--accent); text-decoration: none; font-size: 0.8rem;
  font-weight: 500; display: flex; align-items: center; gap: 4px; transition: gap 0.2s;
}
.project-link:hover { gap: 8px; }

/* ─── CERTIFICATIONS ─── */
.cert-group { margin-bottom: 48px; }
.cert-group-header {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 24px; padding-bottom: 14px;
  border-bottom: 1px solid var(--border);
}
.cert-group-icon { font-size: 1.3rem; }
.cert-group-title {
  font-family: 'Syne', sans-serif; font-size: 1.1rem; font-weight: 700;
}
.cert-group-count {
  background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.2);
  color: var(--accent); padding: 3px 12px; border-radius: 20px; font-size: 0.75rem;
  margin-left: auto;
}
.cert-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 14px; }
.cert-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 10px; padding: 18px 20px;
  display: flex; flex-direction: column; gap: 8px;
  transition: all 0.2s;
}
.cert-card:hover { border-color: rgba(0,212,255,0.3); transform: translateY(-2px); }
.cert-issuer {
  font-size: 0.68rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; padding: 2px 8px; border-radius: 2px;
  display: inline-block; width: fit-content;
}
.cert-issuer.ibm { background: rgba(0,114,195,0.15); color: #4db8ff; border: 1px solid rgba(0,114,195,0.3); }
.cert-issuer.udemy { background: rgba(161,84,211,0.15); color: #c084fc; border: 1px solid rgba(161,84,211,0.3); }
.cert-name { color: var(--text); font-size: 0.85rem; font-weight: 500; line-height: 1.5; flex: 1; }
.cert-verify {
  color: var(--accent); font-size: 0.75rem; text-decoration: none;
  font-weight: 600; transition: color 0.2s; width: fit-content;
}
.cert-verify:hover { color: #33dcff; text-decoration: underline; }

/* ─── PAYMENT ─── */
.payment-wrapper { max-width: 680px; margin: 0 auto; text-align: center; }
.payment-card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 16px; padding: 44px; position: relative; overflow: hidden; margin-top: 44px;
}
.payment-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}
.payment-card h3 { font-family: 'Syne', sans-serif; font-size: 1.4rem; font-weight: 700; margin-bottom: 8px; }
.payment-card p { color: #8aa4b8; margin-bottom: 28px; }
.payment-options { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: 28px; }
.payment-option {
  background: var(--bg); border: 1px solid var(--border);
  border-radius: 8px; padding: 18px; text-align: left; transition: all 0.2s; cursor: pointer;
}
.payment-option:hover { border-color: var(--accent); }
.payment-option .opt-label { font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; margin-bottom: 4px; }
.payment-option .opt-name { font-family: 'Syne', sans-serif; font-weight: 700; font-size: 0.95rem; }
.payment-option .opt-desc { font-size: 0.78rem; color: var(--muted); margin-top: 4px; }
.amount-row { display: flex; align-items: center; gap: 12px; margin-bottom: 22px; }
.amount-input {
  flex: 1; background: var(--bg); border: 1px solid var(--border);
  color: var(--text); padding: 13px 16px; border-radius: 6px;
  font-size: 0.95rem; font-family: 'DM Sans', sans-serif; outline: none; transition: border-color 0.2s;
}
.amount-input:focus { border-color: var(--accent); }
.currency-badge {
  background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.2);
  color: var(--accent); padding: 13px 16px; border-radius: 6px; font-weight: 700; font-size: 0.9rem;
}
.btn-pay {
  width: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2));
  color: var(--bg); padding: 15px; border: none; border-radius: 8px;
  font-family: 'Syne', sans-serif; font-weight: 800; font-size: 0.95rem;
  cursor: pointer; letter-spacing: 0.02em; transition: all 0.2s;
}
.btn-pay:hover { opacity: 0.9; transform: translateY(-2px); box-shadow: 0 8px 30px rgba(0,212,255,0.25); }
.payment-note { margin-top: 14px; font-size: 0.76rem; color: var(--muted); }
.payment-logos { display: flex; justify-content: center; gap: 12px; margin-top: 20px; }
.pay-logo {
  background: var(--bg); border: 1px solid var(--border);
  padding: 7px 14px; border-radius: 6px; font-size: 0.76rem; font-weight: 700; color: var(--muted);
}

/* ─── CONTACT ─── */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 52px; align-items: start; }
.contact-item {
  display: flex; align-items: flex-start; gap: 14px;
  padding: 18px 0; border-bottom: 1px solid var(--border);
}
.contact-icon {
  width: 40px; height: 40px; border-radius: 8px;
  background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.15);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem; flex-shrink: 0;
}
.contact-item-label { font-size: 0.72rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.08em; }
.contact-item-value { font-weight: 500; color: var(--text); margin-top: 2px; font-size: 0.9rem; }
.contact-form { display: flex; flex-direction: column; gap: 14px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 0.76rem; color: var(--muted); text-transform: uppercase; letter-spacing: 0.06em; }
.form-group input, .form-group textarea {
  background: var(--card); border: 1px solid var(--border);
  color: var(--text); padding: 11px 14px; border-radius: 6px;
  font-family: 'DM Sans', sans-serif; font-size: 0.88rem;
  outline: none; transition: border-color 0.2s; resize: vertical;
}
.form-group input:focus, .form-group textarea:focus { border-color: var(--accent); }
.btn-submit {
  background: var(--accent); color: var(--bg);
  padding: 13px 28px; border: none; border-radius: 6px;
  font-family: 'Syne', sans-serif; font-weight: 700; font-size: 0.88rem;
  cursor: pointer; transition: all 0.2s; align-self: flex-start;
}
.btn-submit:hover { background: #33dcff; transform: translateY(-2px); }

/* ─── FOOTER ─── */
footer {
  background: var(--bg2); border-top: 1px solid var(--border);
  padding: 28px 60px;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-left { display: flex; flex-direction: column; gap: 6px; }
footer .logo { font-family: 'Syne', sans-serif; font-weight: 800; color: var(--accent); font-size: 1.1rem; }
footer p { font-size: 0.78rem; color: var(--muted); }
.social-links { display: flex; gap: 10px; }
.social-link {
  width: 34px; height: 34px; border-radius: 6px;
  border: 1px solid var(--border); display: flex; align-items: center; justify-content: center;
  color: var(--muted); text-decoration: none; font-size: 0.8rem; transition: all 0.2s;
}
.social-link:hover { border-color: var(--accent); color: var(--accent); }

/* ─── REVEAL ─── */
.reveal { opacity: 0; transform: translateY(32px); transition: all 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── RESPONSIVE ─── */
@media (max-width: 900px) {
  nav { padding: 14px 24px; }
  .nav-links { display: none; }
  .nav-cta { display: none; }
  .nav-burger { display: block; }
  .hero { padding: 100px 24px 60px; }
  section { padding: 60px 24px; }
  .about-grid { grid-template-columns: 1fr; gap: 32px; }
  .edu-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .form-row { grid-template-columns: 1fr; }
  .payment-options { grid-template-columns: 1fr; }
  footer { padding: 24px; flex-direction: column; align-items: flex-start; }
  .hero-stats { gap: 28px; }
  .timeline { padding-left: 20px; }
}

@media (max-width: 480px) {
  h1 { font-size: 2.4rem; }
  .hero-actions { flex-direction: column; }
  .hero-actions a { text-align: center; justify-content: center; }
  .cert-grid { grid-template-columns: 1fr; }
}