/* ============================================
   DESIGN SYSTEM & RESET
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:ital,wght@0,300;0,400;0,500;0,600;0,700;1,300&family=Outfit:wght@300;400;500;600;700;800;900&display=swap');

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

:root {
  --navy-900: #020617;
  --navy-800: #0f172a;
  --navy-700: #1e293b;
  --slate-600: #475569;
  --slate-500: #64748b;
  --slate-400: #94a3b8;
  --slate-200: #e2e8f0;
  --white: #ffffff;
  --blue-600: #2563eb;
  --blue-500: #3b82f6;
  --blue-400: #60a5fa;
  --indigo-500: #6366f1;
  --indigo-400: #818cf8;
  --purple-400: #c084fc;
  --emerald-500: #10b981;
  --blue-glow: rgba(59, 130, 246, 0.15);
  --border-subtle: rgba(255, 255, 255, 0.06);
  --border-medium: rgba(255, 255, 255, 0.12);
  --glass-bg: rgba(255, 255, 255, 0.03);
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--navy-900);
  color: var(--slate-400);
  font-family: 'Inter', sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  line-height: 1.6;
}

h1, h2, h3, h4, h5 {
  font-family: 'Outfit', sans-serif;
  color: var(--white);
  line-height: 1.15;
}

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

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

/* ============================================
   NAVIGATION
   ============================================ */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 1.25rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.4s ease;
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--border-subtle);
  padding: 1rem 2rem;
}

.nav__logo {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--blue-400), var(--indigo-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.nav__link {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate-400);
  transition: color 0.2s;
}

.nav__link:hover {
  color: var(--blue-400);
}

.nav__link--btn {
  padding: 0.5rem 1.25rem;
  border-radius: 999px;
  border: 1px solid var(--border-medium);
  background: var(--glass-bg);
  color: var(--white);
  transition: all 0.2s;
}

.nav__link--btn:hover {
  background: rgba(255,255,255,0.08);
  border-color: var(--blue-400);
  color: var(--blue-400);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 8rem 2rem 4rem;
  position: relative;
  overflow: hidden;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  transform: scale(1.05);
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(2, 6, 23, 0.5) 0%,
    rgba(2, 6, 23, 0.2) 40%,
    rgba(2, 6, 23, 0.9) 100%
  );
}

/* Radial glow */
.hero__bg::before {
  content: '';
  position: absolute;
  top: 30%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.12) 0%, transparent 70%);
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  width: 100%;
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 1rem;
  border-radius: 999px;
  border: 1px solid rgba(59, 130, 246, 0.3);
  background: rgba(59, 130, 246, 0.08);
  color: var(--blue-400);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 2rem;
  animation: fadeInDown 0.8s ease-out;
}

.hero__badge-dot {
  position: relative;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--blue-500);
  flex-shrink: 0;
}

.hero__badge-dot::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--blue-400);
  animation: ping 1.5s ease-out infinite;
}

.hero__name {
  font-size: clamp(4rem, 10vw, 7.5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.75rem;
  animation: fadeInUp 0.9s ease-out 0.1s both;
}

.hero__name-line1 {
  display: block;
  color: var(--white);
}

.hero__name-line2 {
  display: block;
  background: linear-gradient(135deg, var(--blue-400), var(--indigo-400), var(--purple-400));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  font-style: italic;
}

.hero__tagline {
  font-size: 1.1rem;
  font-weight: 300;
  color: var(--slate-400);
  max-width: 560px;
  margin: 0 auto 3rem;
  line-height: 1.75;
  animation: fadeInUp 0.9s ease-out 0.2s both;
}

.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  animation: fadeInUp 0.9s ease-out 0.3s both;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: var(--blue-600);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 0.75rem;
  border: none;
  cursor: pointer;
  transition: all 0.25s;
  box-shadow: 0 8px 32px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  background: var(--blue-500);
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(37, 99, 235, 0.5);
}

.btn-primary svg {
  width: 1.1rem;
  height: 1.1rem;
  transition: transform 0.2s;
}

.btn-primary:hover svg {
  transform: translateX(4px);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: rgba(255, 255, 255, 0.05);
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: 0.75rem;
  border: 1px solid var(--border-medium);
  cursor: pointer;
  transition: all 0.25s;
}

.btn-secondary:hover {
  background: rgba(255,255,255,0.09);
  border-color: rgba(255,255,255,0.2);
  transform: translateY(-2px);
}

.hero__scroll {
  position: absolute;
  bottom: 2.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: var(--slate-600);
  animation: bounce 2s ease-in-out infinite;
}

.hero__scroll svg {
  width: 1.5rem;
  height: 1.5rem;
}

/* ============================================
   SECTION SHARED
   ============================================ */
.section {
  padding: 6rem 2rem;
}

.section--alt {
  background: rgba(15, 23, 42, 0.6);
}

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

.container--narrow {
  max-width: 800px;
  margin: 0 auto;
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--blue-400);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--slate-500);
  max-width: 520px;
}

.section-header {
  margin-bottom: 4rem;
}

.section-header--center {
  text-align: center;
}

.section-header--center .section-subtitle {
  margin: 0 auto;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about__image-wrap {
  position: relative;
}

.about__image-glow {
  position: absolute;
  inset: -2rem;
  background: radial-gradient(circle, rgba(59, 130, 246, 0.2), transparent 70%);
  border-radius: 2rem;
  transition: opacity 0.4s;
}

.about__image-wrap:hover .about__image-glow {
  opacity: 1.5;
}

.about__image-frame {
  position: relative;
  border-radius: 1.5rem;
  overflow: hidden;
  border: 1px solid var(--border-medium);
  box-shadow: 0 40px 80px rgba(0,0,0,0.5);
  aspect-ratio: 4/5;
  background: var(--navy-800);
}

.about__image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  filter: grayscale(30%);
  transition: filter 0.5s;
}

.about__image-frame:hover img {
  filter: grayscale(0%);
}

.about__image-badge {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  background: rgba(2, 6, 23, 0.85);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-medium);
  border-radius: 0.75rem;
  padding: 0.75rem 1.25rem;
  white-space: nowrap;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--white);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

.about__image-badge span {
  color: var(--blue-400);
}

.about__text p {
  font-size: 1.05rem;
  line-height: 1.85;
  color: var(--slate-400);
  margin-bottom: 1.5rem;
}

.about__stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.about__stat {
  padding: 1.25rem;
  border-radius: 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  transition: border-color 0.3s;
}

.about__stat:hover {
  border-color: rgba(59, 130, 246, 0.3);
}

.about__stat-value {
  font-family: 'Outfit', sans-serif;
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 0.25rem;
}

.about__stat-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--slate-500);
}

/* ============================================
   TIMELINE / EXPERIENCE
   ============================================ */
.timeline {
  position: relative;
  padding: 0;
  list-style: none;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 1px;
  background: linear-gradient(to bottom, transparent, var(--navy-700) 10%, var(--navy-700) 90%, transparent);
  transform: translateX(-50%);
}

.timeline__item {
  display: flex;
  align-items: flex-start;
  gap: 2rem;
  margin-bottom: 2.5rem;
  position: relative;
}

/* Items alternate sides */
.timeline__item:nth-child(odd) {
  flex-direction: row;
  padding-right: calc(50% + 2.5rem);
}

.timeline__item:nth-child(even) {
  flex-direction: row-reverse;
  padding-left: calc(50% + 2.5rem);
}

.timeline__node {
  position: absolute;
  left: 50%;
  top: 1.5rem;
  transform: translateX(-50%);
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid var(--navy-700);
  background: var(--navy-900);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  transition: all 0.3s;
  color: var(--slate-600);
}

.timeline__item.active .timeline__node,
.timeline__item:hover .timeline__node {
  border-color: var(--blue-500);
  color: var(--blue-400);
  background: rgba(59, 130, 246, 0.1);
  box-shadow: 0 0 0 6px rgba(59, 130, 246, 0.06);
}

.timeline__node svg {
  width: 1rem;
  height: 1rem;
}

.timeline__card {
  flex: 1;
  padding: 1.75rem;
  border-radius: 1.25rem;
  border: 1px solid var(--border-subtle);
  background: var(--glass-bg);
  transition: all 0.3s;
}

.timeline__item.active .timeline__card {
  border-color: rgba(59, 130, 246, 0.25);
  background: rgba(59, 130, 246, 0.04);
}

.timeline__item:hover .timeline__card {
  border-color: rgba(59, 130, 246, 0.2);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.3);
}

.timeline__meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.75rem;
}

.timeline__period {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-400);
}

.timeline__item:not(.active) .timeline__period {
  color: var(--slate-500);
}

.timeline__company {
  font-size: 0.75rem;
  color: var(--slate-500);
  font-weight: 500;
}

.timeline__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.4rem;
}

.timeline__subtitle {
  font-size: 0.85rem;
  color: var(--slate-500);
  font-style: italic;
  margin-bottom: 0.85rem;
}

.timeline__desc {
  font-size: 0.9rem;
  color: var(--slate-500);
  line-height: 1.65;
}

/* ============================================
   SKILLS SECTION
   ============================================ */
.skills__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: start;
}

.skills__cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.skill-card {
  padding: 1.5rem;
  border-radius: 1.25rem;
  border: 1px solid var(--border-subtle);
  background: var(--glass-bg);
  transition: all 0.3s;
  cursor: default;
}

.skill-card:hover {
  border-color: rgba(59, 130, 246, 0.35);
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.3);
}

.skill-card__icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  transition: all 0.3s;
}

.skill-card__icon svg {
  width: 1.25rem;
  height: 1.25rem;
}

.skill-card--blue .skill-card__icon { background: rgba(59, 130, 246, 0.12); color: var(--blue-400); }
.skill-card--indigo .skill-card__icon { background: rgba(99, 102, 241, 0.12); color: var(--indigo-400); }
.skill-card--purple .skill-card__icon { background: rgba(192, 132, 252, 0.12); color: var(--purple-400); }
.skill-card--emerald .skill-card__icon { background: rgba(16, 185, 129, 0.12); color: var(--emerald-500); }

.skill-card:hover .skill-card__icon { background: var(--blue-500); color: var(--white); }

.skill-card__title {
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.4rem;
}

.skill-card__desc {
  font-size: 0.78rem;
  color: var(--slate-500);
  line-height: 1.5;
}

.skills__bars {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.skill-bar__info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.6rem;
}

.skill-bar__label {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--slate-200);
}

.skill-bar__pct {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--slate-500);
}

.skill-bar__track {
  height: 5px;
  width: 100%;
  background: rgba(255,255,255,0.06);
  border-radius: 999px;
  overflow: hidden;
}

.skill-bar__fill {
  height: 100%;
  border-radius: 999px;
  width: 0;
  transition: width 1.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.skill-bar__fill--blue { background: linear-gradient(90deg, var(--blue-600), var(--blue-400)); }
.skill-bar__fill--indigo { background: linear-gradient(90deg, var(--indigo-500), var(--indigo-400)); }
.skill-bar__fill--purple { background: linear-gradient(90deg, #7c3aed, var(--purple-400)); }
.skill-bar__fill--emerald { background: linear-gradient(90deg, #059669, var(--emerald-500)); }

/* ============================================
   ACHIEVEMENTS SECTION
   ============================================ */
.achievements__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.achievement-card {
  padding: 2rem;
  border-radius: 1.25rem;
  border: 1px solid var(--border-subtle);
  background: var(--glass-bg);
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.achievement-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
}

.achievement-card--gold::before   { background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.achievement-card--blue::before   { background: linear-gradient(90deg, var(--blue-600), var(--blue-400)); }
.achievement-card--indigo::before { background: linear-gradient(90deg, var(--indigo-500), var(--indigo-400)); }
.achievement-card--emerald::before{ background: linear-gradient(90deg, #059669, #10b981); }
.achievement-card--purple::before { background: linear-gradient(90deg, #7c3aed, var(--purple-400)); }
.achievement-card--slate::before  { background: linear-gradient(90deg, var(--slate-600), var(--slate-400)); }

.achievement-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.35);
  border-color: rgba(255,255,255,0.12);
}

.achievement-card__year {
  font-size: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--slate-500);
  margin-bottom: 0.75rem;
}

.achievement-card--gold .achievement-card__year   { color: #f59e0b; }
.achievement-card--blue .achievement-card__year   { color: var(--blue-400); }
.achievement-card--indigo .achievement-card__year { color: var(--indigo-400); }
.achievement-card--emerald .achievement-card__year{ color: #10b981; }
.achievement-card--purple .achievement-card__year { color: var(--purple-400); }

.achievement-card__title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.achievement-card__desc {
  font-size: 0.88rem;
  color: var(--slate-500);
  line-height: 1.65;
}

.achievement-card__desc strong {
  color: var(--slate-300, #cbd5e1);
  font-weight: 600;
}

/* ============================================
   TRAINING SECTION
   ============================================ */
.training__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin-bottom: 2rem;
}

.training-card {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.25rem;
  border-radius: 1rem;
  border: 1px solid var(--border-subtle);
  background: var(--glass-bg);
  transition: all 0.3s;
}

.training-card:hover {
  border-color: rgba(59, 130, 246, 0.2);
  transform: translateY(-2px);
}

.training-card__year {
  flex-shrink: 0;
  min-width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.5rem;
  background: rgba(59, 130, 246, 0.08);
  border: 1px solid rgba(59, 130, 246, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.65rem;
  font-weight: 800;
  color: var(--blue-400);
  letter-spacing: 0.05em;
  text-align: center;
  line-height: 1.2;
}

.training-card__title {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--white);
  margin-bottom: 0.25rem;
  line-height: 1.35;
}

.training-card__org {
  font-size: 0.75rem;
  color: var(--slate-600);
  line-height: 1.4;
}

/* Academic Feature Card */
.academic-feature {
  margin-top: 2.5rem;
  display: flex;
  align-items: flex-start;
  gap: 2.5rem;
  padding: 2.5rem;
  border-radius: 1.5rem;
  border: 1px solid rgba(99, 102, 241, 0.25);
  background: linear-gradient(135deg, rgba(99, 102, 241, 0.06) 0%, rgba(59, 130, 246, 0.04) 100%);
  position: relative;
  overflow: hidden;
  transition: all 0.3s;
}

.academic-feature::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--indigo-500), var(--blue-400), var(--purple-400));
}

.academic-feature:hover {
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 20px 60px rgba(99, 102, 241, 0.12);
  transform: translateY(-3px);
}

/* Glow blob in background */
.academic-feature::after {
  content: '';
  position: absolute;
  top: -60px;
  right: -60px;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.12), transparent 70%);
  pointer-events: none;
}

.academic-feature__icon-wrap {
  flex-shrink: 0;
  width: 4rem;
  height: 4rem;
  border-radius: 1rem;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--indigo-400);
}

.academic-feature__icon-wrap svg {
  width: 1.75rem;
  height: 1.75rem;
}

.academic-feature__content {
  flex: 1;
}

.academic-feature__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.68rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--indigo-400);
  margin-bottom: 0.75rem;
}

.academic-feature__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--indigo-400);
  display: inline-block;
  position: relative;
}

.academic-feature__dot::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--indigo-400);
  animation: ping 2s ease-out infinite;
}

.academic-feature__title {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.6rem;
  line-height: 1.3;
  letter-spacing: -0.01em;
}

.academic-feature__desc {
  font-size: 0.9rem;
  color: var(--slate-400);
  line-height: 1.7;
  margin-bottom: 1.75rem;
  max-width: 560px;
}

.academic-feature__unis {
  display: flex;
  align-items: stretch;
  gap: 0;
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid var(--border-medium);
}

.academic-feature__uni {
  flex: 1;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  background: rgba(255, 255, 255, 0.02);
  transition: background 0.25s;
}

.academic-feature__uni:hover {
  background: rgba(99, 102, 241, 0.06);
}

.academic-feature__uni-divider {
  width: 1px;
  background: var(--border-subtle);
  flex-shrink: 0;
}

.academic-feature__uni-icon {
  flex-shrink: 0;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.6rem;
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--indigo-400);
}

.academic-feature__uni-icon svg {
  width: 1.1rem;
  height: 1.1rem;
}

.academic-feature__uni-name {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.2rem;
}

.academic-feature__uni-prog {
  font-size: 0.75rem;
  color: var(--slate-500);
  line-height: 1.35;
}

/* ============================================
   EDUCATION SECTION
   ============================================ */
.education__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.edu-card {
  padding: 2.25rem;
  border-radius: 1.5rem;
  border: 1px solid var(--border-medium);
  background: linear-gradient(135deg, rgba(255,255,255,0.03), transparent);
  transition: all 0.3s;
}

.edu-card:hover {
  border-color: rgba(59, 130, 246, 0.25);
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.3);
}

.edu-card__year {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue-400);
  margin-bottom: 0.75rem;
}

.edu-card__degree {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.edu-card__school {
  font-size: 0.9rem;
  color: var(--slate-500);
  margin-bottom: 0.5rem;
}

.edu-card__grade {
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0.2rem 0.6rem;
  border-radius: 0.4rem;
  background: rgba(59, 130, 246, 0.1);
  border: 1px solid rgba(59, 130, 246, 0.2);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--blue-400);
  letter-spacing: 0.05em;
}

/* ============================================
   FOOTER / CONTACT
   ============================================ */
.footer {
  padding: 5rem 2rem;
  border-top: 1px solid var(--border-subtle);
  text-align: center;
  background: var(--navy-900);
}

.footer__title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 1rem;
}

.footer__sub {
  font-size: 0.95rem;
  color: var(--slate-500);
  margin-bottom: 2.5rem;
}

.footer__links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  margin-bottom: 3.5rem;
}

.footer__link {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.75rem 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border-medium);
  background: var(--glass-bg);
  color: var(--slate-400);
  font-size: 0.85rem;
  font-weight: 500;
  transition: all 0.25s;
}

.footer__link svg {
  width: 1.1rem;
  height: 1.1rem;
}

.footer__link:hover {
  color: var(--blue-400);
  border-color: rgba(59, 130, 246, 0.3);
  background: rgba(59, 130, 246, 0.06);
  transform: translateY(-3px);
}

.footer__copy {
  font-size: 0.8rem;
  color: var(--slate-600);
}

.footer__copy span {
  display: block;
  margin-top: 0.25rem;
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  opacity: 0.5;
}

/* ============================================
   REVEAL ANIMATION
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ============================================
   KEYFRAMES
   ============================================ */
@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-16px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes ping {
  0% { transform: scale(1); opacity: 0.75; }
  100% { transform: scale(2.2); opacity: 0; }
}

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(-8px); }
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 900px) {
  .about__grid,
  .skills__grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .achievements__grid,
  .training__grid {
    grid-template-columns: 1fr;
  }

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

  .timeline::before { display: none; }

  .timeline__item:nth-child(odd),
  .timeline__item:nth-child(even) {
    flex-direction: column;
    padding: 0;
    padding-left: 3.5rem;
  }

  .timeline__node {
    left: 0;
    transform: none;
    position: absolute;
  }

  .nav__links {
    display: none;
  }
}

@media (max-width: 600px) {
  .hero__actions {
    flex-direction: column;
  }

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

  .footer__links {
    flex-direction: column;
  }

  .academic-feature {
    flex-direction: column;
    gap: 1.5rem;
  }

  .academic-feature__unis {
    flex-direction: column;
  }

  .academic-feature__uni-divider {
    width: 100%;
    height: 1px;
  }
}