/* ================================================================
   Chris Brasil — Portfolio
   Aesthetic: Clean minimal, light blue palette, editorial warmth
   Fonts: Instrument Serif (display) + Manrope (body)
   ================================================================ */

:root {
  --bg: #f0f4f8;
  --bg-card: #ffffff;
  --bg-accent: #dce8f0;
  --bg-glass: #e8f0f6;
  --text: #1a2a3a;
  --text-secondary: #5a6f80;
  --text-light: #8a9baa;
  --accent: #2e6b9e;
  --accent-light: #4a9fd4;
  --accent-warm: #d4764a;
  --border: rgba(26, 42, 58, 0.08);
  --border-hover: rgba(26, 42, 58, 0.16);
  --shadow-sm: 0 1px 3px rgba(26, 42, 58, 0.06);
  --shadow-md: 0 8px 32px rgba(26, 42, 58, 0.08);
  --shadow-lg: 0 24px 64px rgba(26, 42, 58, 0.10);
  --radius: 16px;
  --radius-sm: 10px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);

  font-family: 'Manrope', system-ui, sans-serif;
  color-scheme: light;
}

/* ── Reset ────────────────────────────────────────────── */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--bg);
  color: var(--text);
  line-height: 1.65;
  overflow-x: hidden;
  font-size: 16px;
}

img { display: block; max-width: 100%; }
a { color: inherit; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ── Subtle background pattern ────────────────────────── */

body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(ellipse at 15% 5%, rgba(46, 107, 158, 0.06), transparent 50%),
    radial-gradient(ellipse at 85% 30%, rgba(74, 159, 212, 0.04), transparent 45%),
    radial-gradient(ellipse at 50% 90%, rgba(212, 118, 74, 0.03), transparent 40%);
}

/* ── Navigation ───────────────────────────────────────── */

.site-nav {
  position: fixed;
  top: 1.25rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 2rem;
  padding: 0.65rem 1.5rem;
  background: rgba(240, 244, 248, 0.72);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: background var(--transition), box-shadow var(--transition), border-color var(--transition);
  max-width: calc(100% - 2rem);
}

.site-nav.scrolled {
  background: rgba(255, 255, 255, 0.88);
  border-color: var(--border-hover);
  box-shadow: var(--shadow-md);
}

.nav-brand {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.1rem;
  font-weight: 400;
  text-decoration: none;
  white-space: nowrap;
  color: var(--text);
  letter-spacing: -0.01em;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-links a {
  font-size: 0.82rem;
  font-weight: 500;
  text-decoration: none;
  color: var(--text-secondary);
  transition: color var(--transition);
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.nav-links a:hover {
  color: var(--text);
}

.nav-links__cta {
  padding: 0.4rem 1rem;
  border-radius: 999px;
  background: var(--text);
  color: var(--bg) !important;
  font-weight: 600;
  transition: transform var(--transition), box-shadow var(--transition);
}

.nav-links__cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(26, 42, 58, 0.18);
  color: var(--bg) !important;
}

.nav-hamburger {
  display: none;
  width: 36px;
  height: 36px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  padding: 0;
}

.nav-hamburger span {
  width: 18px;
  height: 1.5px;
  background: var(--text);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-hamburger.active span:first-child {
  transform: translateY(3.25px) rotate(45deg);
}

.nav-hamburger.active span:last-child {
  transform: translateY(-3.25px) rotate(-45deg);
}

/* ── Mobile Menu ──────────────────────────────────────── */

.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: 90;
  background: rgba(240, 244, 248, 0.96);
  backdrop-filter: blur(24px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.mobile-menu.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  text-align: center;
}

.mobile-menu__nav a {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 2rem;
  text-decoration: none;
  color: var(--text);
  transition: color var(--transition);
}

.mobile-menu__nav a:hover {
  color: var(--accent);
}

/* ── Layout ───────────────────────────────────────────── */

main {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: 7rem 0;
  border-top: 1px solid var(--border);
}

.section:first-of-type {
  border-top: none;
}

.section__header {
  display: flex;
  align-items: baseline;
  gap: 1rem;
  margin-bottom: 3.5rem;
}

.section__number {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 0.85rem;
  font-style: italic;
  color: var(--accent);
}

.section__title {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 400;
  letter-spacing: -0.02em;
  line-height: 1.1;
  color: var(--text);
}

/* ── Hero ─────────────────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 8rem 0 4rem;
  position: relative;
}

.hero__main {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.hero__intro {
  flex: 1;
  min-width: 0;
}

.hero__label {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 1.25rem;
}

.hero__name {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: clamp(4rem, 10vw, 9rem);
  font-weight: 400;
  line-height: 0.92;
  letter-spacing: -0.04em;
  color: var(--text);
  margin-bottom: 2rem;
}

.hero__dot {
  color: var(--accent);
}

.hero__portrait {
  width: clamp(260px, 28vw, 380px);
  aspect-ratio: 3/4;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  box-shadow: var(--shadow-lg);
}

.hero__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__tagline {
  font-size: clamp(1rem, 1.8vw, 1.2rem);
  color: var(--text-secondary);
  max-width: 38ch;
  line-height: 1.7;
}

.hero__scroll {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 48px;
  border: 1.5px solid var(--border-hover);
  border-radius: 999px;
  display: grid;
  place-items: start center;
  padding-top: 8px;
}

.hero__scroll span {
  width: 3px;
  height: 8px;
  border-radius: 999px;
  background: var(--accent);
  animation: scrollBounce 2.4s ease infinite;
}

@keyframes scrollBounce {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(12px); opacity: 1; }
}

/* ── About ────────────────────────────────────────────── */

.about__content {
  max-width: 680px;
}

.about__text {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.about__links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.about__links a {
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--accent);
  padding-bottom: 2px;
  border-bottom: 1.5px solid transparent;
  transition: border-color var(--transition);
}

.about__links a:hover {
  border-color: var(--accent);
}

/* ── Experience ───────────────────────────────────────── */

.experience__list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.exp-card {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 2rem 2.25rem;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition), border-color var(--transition), transform var(--transition);
}

.exp-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--border-hover);
  transform: translateY(-2px);
}

.exp-card__header {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.exp-card__logo {
  width: 72px;
  height: 72px;
  min-width: 72px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.exp-card:hover .exp-card__logo {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(46, 107, 158, 0.08);
}

.exp-card__logo img {
  width: 52px;
  height: 52px;
  object-fit: contain;
}

.exp-card__header-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.exp-card__meta {
  margin-left: auto;
  text-align: right;
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
  flex-shrink: 0;
}

.exp-card__date {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0.04em;
}

.exp-card__location {
  font-size: 0.78rem;
  color: var(--text-light);
}

.exp-card__body {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding-left: calc(72px + 1.25rem);
}

.exp-card__company {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.exp-card__role {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--accent);
}

.exp-card__team {
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-light);
  text-transform: uppercase;
  letter-spacing: 0.12em;
}

.exp-card__desc {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.exp-card__highlights {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.exp-card__highlights li {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.65;
  padding-left: 1.2rem;
  position: relative;
}

.exp-card__highlights li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent-light);
}

.exp-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.25rem;
}

.exp-tag {
  font-size: 0.75rem;
  font-weight: 500;
  padding: 0.25rem 0.65rem;
  border-radius: 999px;
  background: var(--bg-accent);
  color: var(--accent);
  letter-spacing: 0.02em;
}

/* ── Projects ─────────────────────────────────────────── */

.projects__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.proj-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.proj-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--border-hover);
}

.proj-card__location {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.proj-card__name {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.01em;
}

.proj-card__stack {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.proj-card__stack span {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 0.2rem 0.55rem;
  border-radius: 6px;
  background: var(--bg-accent);
  color: var(--accent);
}

.proj-card__details {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.proj-card__details li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.6;
  padding-left: 1rem;
  position: relative;
}

.proj-card__details li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--text-light);
}

.proj-card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  margin-top: auto;
  padding-top: 0.5rem;
  transition: gap var(--transition);
}

.proj-card__link:hover {
  gap: 0.6rem;
}

.proj-card__link::after {
  content: '→';
}

/* ── GLASS Section ────────────────────────────────────── */

.section--glass {
  background: var(--bg-glass);
  margin: 0 -2rem;
  padding-left: 2rem;
  padding-right: 2rem;
  border-radius: 32px;
  border: 1px solid rgba(46, 107, 158, 0.08);
}

.glass__intro {
  max-width: 680px;
  margin-bottom: 3rem;
}

.glass__intro-institution {
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 0.75rem;
}

.glass__intro-mission {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.3rem;
  font-style: italic;
  color: var(--text-secondary);
  line-height: 1.65;
  border-left: 2px solid var(--accent);
  padding-left: 1.25rem;
  margin-bottom: 1.25rem;
}

.glass__intro-description {
  font-size: 0.95rem;
  color: var(--text-secondary);
  line-height: 1.75;
}

.glass__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
  margin-bottom: 4rem;
}

.glass-stat {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.glass-stat:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.glass-stat__value {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 2.5rem;
  font-weight: 400;
  color: var(--accent);
  line-height: 1;
  display: block;
}

.glass-stat__label {
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-top: 0.4rem;
  display: block;
}

/* GLASS Journey */
.glass__journey {
  margin-bottom: 4rem;
}

.glass__journey-title {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.5rem;
  margin-bottom: 2rem;
  color: var(--text);
}

.glass-entry {
  display: grid;
  grid-template-columns: 100px 1fr;
  gap: 2rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border);
  position: relative;
}

.glass-entry:last-child {
  border-bottom: none;
}

.glass-entry--upcoming {
  opacity: 0.5;
}

.glass-entry__year {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.1rem;
  color: var(--accent);
  padding-top: 0.15rem;
}

.glass-entry__month {
  display: block;
  font-family: 'Manrope', sans-serif;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--text-light);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 0.15rem;
}

.glass-entry__body {
  display: flex;
  flex-direction: column;
}

.glass-entry__category {
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.2rem 0.6rem;
  border-radius: 6px;
  border: 1px solid currentColor;
  width: fit-content;
}

.glass-entry__category--milestone    { color: var(--accent); }
.glass-entry__category--global       { color: #3b82c4; }
.glass-entry__category--service      { color: #4aa668; }
.glass-entry__category--academic     { color: #7c6bc4; }
.glass-entry__category--professional { color: #c47a4a; }
.glass-entry__category--capstone     { color: var(--accent-warm); }

.glass-entry__title {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text);
  line-height: 1.25;
}

.glass-entry__location {
  font-size: 0.78rem;
  color: var(--text-light);
}

.glass-entry__content {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
}

.glass-entry__text {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.glass-entry__image {
  width: 200px;
  min-width: 200px;
  border-radius: var(--radius-sm);
  overflow: hidden;
}

.glass-entry__image img {
  width: 300px;
  height: auto;
  display: block;
}

.glass-entry__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Inline project within GLASS entry */
.glass-entry__project {
  background: rgba(46, 107, 158, 0.04);
  border: 1px solid rgba(46, 107, 158, 0.1);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.25rem;
}

.glass-entry__project-name {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text);
}

.glass-entry__project-tech {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
}

.glass-entry__project-tech span {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  background: var(--bg-accent);
  color: var(--accent);
}

.glass-entry__project-link {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  width: fit-content;
}

.glass-entry__project-link:hover {
  text-decoration: underline;
}

.glass-entry__sdgs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.15rem;
}

.glass-sdg-chip {
  font-size: 0.68rem;
  font-weight: 500;
  padding: 0.15rem 0.5rem;
  border-radius: 6px;
  background: rgba(46, 107, 158, 0.06);
  border: 1px solid rgba(46, 107, 158, 0.12);
  color: var(--text-light);
}

/* GLASS SDG Cards */
.glass__sdgs-title {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text);
}

.glass__sdgs-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

.glass-sdg-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.5rem;
  display: flex;
  gap: 1.25rem;
  align-items: flex-start;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.glass-sdg-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.glass-sdg-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  width: 3px;
  background: var(--sdg-color, var(--accent));
}

.glass-sdg-card__number {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 2rem;
  color: var(--accent);
  line-height: 1;
  flex-shrink: 0;
  width: 40px;
}

.glass-sdg-card__content {
  flex: 1;
}

.glass-sdg-card__name {
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text);
  margin-bottom: 0.25rem;
}

.glass-sdg-card__desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.55;
}

.glass-sdg-card__count {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 0.4rem;
}

/* ── Education ────────────────────────────────────────── */

.edu-card {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 3rem;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2.5rem;
}

.edu-card__main {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.edu-card__top {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.edu-card__logo {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  flex-shrink: 0;
}

.edu-card__logo img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.edu-card__info h3 {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.5rem;
  font-weight: 400;
  line-height: 1.2;
}

.edu-card__info p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 0.15rem;
}

.edu-card__meta {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.edu-card__meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.15rem;
}

.edu-card__meta-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-light);
}

.edu-card__meta-value {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
}

.edu-card__coursework-label {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-light);
  margin-bottom: 0.5rem;
}

.edu-card__chips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.edu-chip {
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.3rem 0.7rem;
  border-radius: 8px;
  background: var(--bg-accent);
  color: var(--text-secondary);
  border: 1px solid var(--border);
}

.edu-card__sidebar {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  border-left: 1px solid var(--border);
  padding-left: 2rem;
}

.edu-card__sidebar-title {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--text-light);
}

.edu-org-item {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding-left: 1rem;
  border-left: 2px solid var(--accent-light);
  line-height: 1.45;
  transition: border-color var(--transition), color var(--transition);
}

.edu-org-item:hover {
  border-color: var(--accent);
  color: var(--text);
}

/* ── Skills ───────────────────────────────────────────── */

.skills__groups {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.skill-group {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 1.75rem;
}

.skill-group__title {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: 1.1rem;
  font-weight: 400;
  margin-bottom: 1rem;
  color: var(--text);
}

.skill-group__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.skill-tag {
  font-size: 0.78rem;
  font-weight: 500;
  padding: 0.3rem 0.7rem;
  border-radius: 8px;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text-secondary);
  transition: color var(--transition), border-color var(--transition);
}

.skill-tag:hover {
  color: var(--accent);
  border-color: var(--accent-light);
}

/* ── Contact ──────────────────────────────────────────── */

.section--contact {
  text-align: center;
  padding: 8rem 0;
}

.contact__heading {
  font-family: 'Instrument Serif', Georgia, serif;
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.03em;
  margin-bottom: 3rem;
}

.contact__links {
  display: flex;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.contact__link {
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  color: var(--text-secondary);
  padding: 0.6rem 1.5rem;
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: all var(--transition);
}

.contact__link:hover {
  background: var(--text);
  color: var(--bg);
  border-color: var(--text);
}

/* ── Footer ───────────────────────────────────────────── */

.site-footer {
  max-width: 1200px;
  margin: 0 auto;
  padding: 3rem 2rem;
  display: flex;
  justify-content: space-between;
  color: var(--text-light);
  font-size: 0.82rem;
  border-top: 1px solid var(--border);
}

/* ── Scroll Animations ────────────────────────────────── */

[data-animate] {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

[data-animate].visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children */
[data-stagger] > [data-animate] {
  transition-delay: calc(var(--i, 0) * 0.08s);
}

/* ── Responsive ───────────────────────────────────────── */

@media (max-width: 900px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .hero__main {
    flex-direction: column;
    gap: 2.5rem;
  }

  .hero__portrait {
    width: clamp(200px, 50vw, 300px);
    align-self: center;
  }

  .exp-card {
    padding: 1.5rem;
  }

  .exp-card__header {
    flex-wrap: wrap;
  }

  .exp-card__meta {
    margin-left: 0;
    text-align: left;
    flex-basis: 100%;
    flex-direction: row;
    gap: 0.75rem;
    padding-left: calc(72px + 1.25rem);
    margin-top: -0.25rem;
  }

  .exp-card__body {
    padding-left: 0;
  }

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

  .glass__stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .glass-entry {
    grid-template-columns: 80px 1fr;
    gap: 1.25rem;
  }

  .glass-entry__content {
    flex-direction: column;
  }

  .glass-entry__image {
    width: 100%;
    min-width: 0;
    max-width: 240px;
  }

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

  .edu-card {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .edu-card__sidebar {
    border-left: none;
    padding-left: 0;
    border-top: 1px solid var(--border);
    padding-top: 1.5rem;
  }

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

@media (max-width: 600px) {
  main { padding: 0 1.25rem; }

  .exp-card__logo {
    width: 56px;
    height: 56px;
    min-width: 56px;
  }

  .exp-card__logo img {
    width: 40px;
    height: 40px;
  }

  .exp-card__meta {
    padding-left: calc(56px + 1.25rem);
  }

  .exp-card__header {
    gap: 1rem;
  }

  .section { padding: 4rem 0; }

  .hero { padding: 6rem 0 3rem; }

  .hero__name {
    font-size: clamp(3rem, 14vw, 5rem);
  }

  .glass__stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .section--glass {
    margin: 0 -1.25rem;
    padding-left: 1.25rem;
    padding-right: 1.25rem;
    border-radius: 24px;
  }

  .site-footer {
    flex-direction: column;
    gap: 0.5rem;
    text-align: center;
    padding: 2rem 1.25rem;
  }
}

/* ── Reduced Motion ───────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }

  [data-animate] {
    opacity: 1;
    transform: none;
  }

  .hero__scroll span {
    animation: none;
  }
}