/* ============================================================
   ORCA — Open Research Community Accelerator
   Static Site Stylesheet
   Inspired by MIT Media Lab: clean, minimal, high-contrast
   ============================================================ */

/* ── TOKENS ── */
:root {
  --green:       #007A33;   /* UVM official green */
  --green-light: #00A651;
  --green-muted: #e8f4ed;
  --black:       #0d0d0d;
  --dark:        #1a1a1a;
  --dark-mid:    #2e2e2e;
  --mid:         #666666;
  --light-mid:   #999999;
  --border:      #e2e2e2;
  --bg-light:    #f7f7f5;
  --white:       #ffffff;

  --font-sans:   'Inter', system-ui, -apple-system, sans-serif;
  --font-serif:  'DM Serif Display', Georgia, serif;

  --nav-h:       68px;
  --radius:      4px;
  --radius-lg:   8px;

  --ease:        cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── RESET & BASE ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.65;
  color: var(--black);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }

/* ── UTILITIES ── */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: 96px 0; }
.bg-light { background: var(--bg-light); }
.bg-dark  { background: var(--dark); color: var(--white); }

.section-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 16px;
}
.bg-dark .section-label { color: var(--green-light); }

.section-heading {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 400;
  line-height: 1.18;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.section-sub {
  font-size: 17px;
  color: var(--mid);
  max-width: 640px;
  margin-bottom: 0;
}

.section-intro { margin-bottom: 64px; }
.section-intro.centered { text-align: center; }
.section-intro.centered .section-sub { margin-left: auto; margin-right: auto; }
.section-intro.light .section-heading { color: var(--white); }
.section-intro.light .section-sub { color: var(--light-mid); }

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s, border-color 0.2s, transform 0.15s;
}
.btn:hover { transform: translateY(-1px); }

.btn-primary {
  background: var(--green);
  color: var(--white);
  border-color: var(--green);
}
.btn-primary:hover { background: #005e27; border-color: #005e27; }

.btn-ghost {
  background: rgba(255,255,255,0.12);
  color: var(--white);
  border-color: rgba(255,255,255,0.4);
  backdrop-filter: blur(4px);
}
.btn-ghost:hover { background: rgba(255,255,255,0.22); border-color: rgba(255,255,255,0.7); }

.btn-outline {
  background: transparent;
  color: var(--black);
  border-color: var(--black);
}
.btn-outline:hover { background: var(--black); color: var(--white); }

.text-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--green);
  border-bottom: 1px solid var(--green);
  padding-bottom: 1px;
  transition: opacity 0.2s;
}
.text-link:hover { opacity: 0.7; }

/* ── NAVIGATION ── */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--nav-h);
  background: rgba(13,13,13,0.88);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  transition: background 0.3s;
}
.site-header.scrolled {
  background: rgba(13,13,13,0.97);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
}

.nav-logo {
  display: flex;
  align-items: baseline;
  gap: 8px;
  flex-shrink: 0;
}
.logo-orca {
  font-family: var(--font-sans);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--white);
}
.logo-sub {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--green-light);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}
.nav-links a {
  font-size: 13px;
  font-weight: 500;
  color: rgba(255,255,255,0.75);
  padding: 8px 14px;
  border-radius: var(--radius);
  transition: color 0.2s, background 0.2s;
}
.nav-links a:hover { color: var(--white); background: rgba(255,255,255,0.08); }

.nav-cta {
  background: var(--green) !important;
  color: var(--white) !important;
  padding: 8px 18px !important;
}
.nav-cta:hover { background: #005e27 !important; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.25s var(--ease), opacity 0.2s;
}

/* ── HERO ── */
.hero {
  position: relative;
  height: 100svh;
  min-height: 600px;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}
.hero-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 35%;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    105deg,
    rgba(10,30,15,0.85) 0%,
    rgba(10,30,15,0.6) 55%,
    rgba(0,0,0,0.3) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  padding: calc(var(--nav-h) + 48px) 24px 48px;
}

.hero-eyebrow {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--green-light);
  margin-bottom: 20px;
}

.hero-headline {
  font-family: var(--font-serif);
  font-size: clamp(40px, 7vw, 80px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.02em;
  color: var(--white);
  margin-bottom: 24px;
  max-width: 700px;
}
.hero-headline em {
  font-style: italic;
  color: var(--green-light);
}

.hero-body {
  font-size: clamp(16px, 2vw, 19px);
  color: rgba(255,255,255,0.82);
  max-width: 520px;
  margin-bottom: 40px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
  color: rgba(255,255,255,0.5);
  animation: bounce 2s ease-in-out infinite;
  transition: color 0.2s;
}
.hero-scroll:hover { color: var(--white); }

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

/* ── STATS BAR ── */
.stats-bar {
  background: var(--black);
  padding: 40px 0;
  border-bottom: 1px solid var(--dark-mid);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--dark-mid);
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 28px 20px;
  background: var(--black);
  gap: 6px;
}
.stat-num {
  font-family: var(--font-serif);
  font-size: 36px;
  font-weight: 400;
  color: var(--green-light);
  line-height: 1;
}
.stat-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--light-mid);
  text-transform: uppercase;
}

/* ── ABOUT ── */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}

.about-text p {
  color: var(--mid);
  margin-bottom: 18px;
}
.about-text p:last-of-type { margin-bottom: 32px; }
.about-text a { color: var(--green); border-bottom: 1px solid currentColor; }
.about-text strong { color: var(--black); font-weight: 600; }

.about-links { display: flex; gap: 32px; flex-wrap: wrap; }

.about-image {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4 / 3;
  box-shadow: 0 24px 64px rgba(0,0,0,0.14);
}
.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}
.about-image:hover img { transform: scale(1.03); }

/* ── HOW IT WORKS ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.step-card {
  background: var(--bg-light);
  padding: 40px 32px;
  transition: background 0.25s;
}
.step-card:hover { background: var(--white); }

.step-num {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--green);
  margin-bottom: 20px;
  font-family: var(--font-sans);
}

.step-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  margin-bottom: 12px;
  color: var(--black);
}

.step-card p { font-size: 14px; color: var(--mid); line-height: 1.7; }

/* ── PROJECTS ── */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 48px;
}

.project-card {
  background: var(--white);
  display: flex;
  flex-direction: column;
  transition: background 0.25s;
}
.project-card:hover { background: var(--bg-light); }

.project-card-image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
}
.project-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s var(--ease);
}
.project-card:hover .project-card-image img { transform: scale(1.05); }

.project-card-body {
  padding: 28px 28px 32px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.project-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
  margin-bottom: 10px;
}

.project-card-body h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  line-height: 1.25;
  margin-bottom: 12px;
  color: var(--black);
}

.project-card-body p {
  font-size: 14px;
  color: var(--mid);
  line-height: 1.7;
  flex: 1;
  margin-bottom: 16px;
}

.project-meta {
  font-size: 12px;
  color: var(--light-mid);
  margin-bottom: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.project-links {
  display: flex;
  gap: 20px;
  margin-top: auto;
  flex-wrap: wrap;
}

.project-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--green);
  transition: opacity 0.2s;
}
.project-link:hover { opacity: 0.7; }

.project-link--live {
  color: var(--black);
  border-bottom: 1px solid var(--border);
  padding-bottom: 1px;
}
.project-link--live:hover { border-color: var(--black); opacity: 1; }

/* Gradient card images (for projects without photos) */
.project-card-image--gradient {
  background: var(--grad, linear-gradient(135deg, #1a3a1a 0%, #2d6b3f 100%));
  display: flex;
  align-items: center;
  justify-content: center;
}

.project-card-icon {
  width: 64px;
  height: 64px;
  opacity: 0.7;
}

/* Second row of projects — slight visual separation */
.projects-grid--more {
  margin-top: 2px;
  border-top: none;
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.projects-footer { text-align: center; margin-top: 40px; }

/* ── CULTURE / PRINCIPLES ── */
.principles-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.principle {
  padding: 40px 28px;
  background: var(--dark);
  transition: background 0.25s;
}
.principle:hover { background: var(--dark-mid); }

.principle-num {
  display: block;
  font-family: var(--font-serif);
  font-size: 28px;
  color: var(--green-light);
  margin-bottom: 20px;
  font-style: italic;
}

.principle h3 {
  font-family: var(--font-serif);
  font-size: 19px;
  font-weight: 400;
  color: var(--white);
  margin-bottom: 12px;
  line-height: 1.3;
}

.principle p {
  font-size: 13px;
  color: rgba(255,255,255,0.55);
  line-height: 1.7;
}

/* ── ROLES ── */

/* ── INTERNSHIP LIFE ── */
.internship-intro {
  max-width: 760px;
  margin-bottom: 64px;
}

.internship-body {
  display: grid;
  grid-template-columns: 1fr 380px;
  gap: 64px;
  align-items: start;
}

.internship-narrative { display: flex; flex-direction: column; gap: 40px; }

.narrative-block h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 400;
  color: var(--black);
  margin-bottom: 12px;
}
.narrative-block p {
  font-size: 15px;
  color: var(--mid);
  line-height: 1.75;
  margin-bottom: 10px;
}
.narrative-block p:last-child { margin-bottom: 0; }
.narrative-block em { font-style: italic; color: var(--black); }

.internship-practices {
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: sticky;
  top: calc(var(--nav-h) + 24px);
}

.practice-card {
  background: var(--bg-light);
  padding: 22px 24px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: background 0.2s;
}
.practice-card:hover { background: var(--white); }

.practice-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--white);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex-shrink: 0;
}

.practice-card h4 {
  font-size: 13px;
  font-weight: 600;
  color: var(--black);
  margin-bottom: 4px;
}
.practice-card p {
  font-size: 12px;
  color: var(--mid);
  line-height: 1.6;
}

/* ── ROLES (full cards) ── */
.roles-full-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 40px;
}

/* last card spans if odd count (5 cards → 3+2, last row has 2 cards) */
.roles-full-grid .role-card:last-child:nth-child(3n - 2) {
  grid-column: span 3;
}

.role-card {
  background: var(--white);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: background 0.25s;
}
.role-card:hover { background: var(--bg-light); }

.role-card-header {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 4px;
}
.role-card-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: var(--green-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex-shrink: 0;
}
.role-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 400;
  color: var(--black);
}
.role-card > p {
  font-size: 14px;
  color: var(--mid);
  line-height: 1.7;
  flex: 1;
}
.role-card-skills {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 4px;
}
.role-card-skills span {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  background: var(--bg-light);
  color: var(--dark-mid);
  border: 1px solid var(--border);
  border-radius: 100px;
  padding: 3px 10px;
}
.role-card:hover .role-card-skills span { background: var(--white); }

.roles-footer { text-align: center; }

/* ── CURRENT PODS ── */
.pods-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 32px;
}

.pod-card {
  background: var(--white);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: background 0.2s;
}
.pod-card:hover { background: var(--bg-light); }

.pod-card-top {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pod-mountain {
  color: var(--green);
  width: 80px;
  height: 40px;
  flex-shrink: 0;
}
.pod-mountain-icon { width: 100%; height: 100%; }

.pod-header { display: flex; flex-direction: column; gap: 6px; }

.pod-focus-tag {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--green);
}

.pod-card h3 {
  font-family: var(--font-serif);
  font-size: 26px;
  font-weight: 400;
  color: var(--black);
  line-height: 1.1;
}

.pod-projects h4,
.pod-members h4 {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--light-mid);
  margin-bottom: 10px;
}

.pod-projects ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.pod-projects li {
  font-size: 13px;
  color: var(--mid);
  line-height: 1.4;
  padding-left: 14px;
  position: relative;
}
.pod-projects li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--green);
  font-size: 11px;
}

.pod-member-list {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.pod-member-list span {
  font-size: 13px;
  color: var(--black);
  font-weight: 500;
}
.pod-lead em {
  font-style: normal;
  font-weight: 400;
  color: var(--mid);
  font-size: 12px;
}

.pods-footer { text-align: center; padding-top: 8px; }

/* ── PHOTO DIVIDER ── */
.photo-divider {
  position: relative;
  height: 380px;
  overflow: hidden;
}
.photo-divider img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}
.photo-divider-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px;
}
.photo-divider-overlay blockquote {
  font-family: var(--font-serif);
  font-size: clamp(20px, 3.5vw, 34px);
  font-style: italic;
  color: var(--white);
  text-align: center;
  max-width: 820px;
  line-height: 1.35;
  font-weight: 400;
}

/* ── JOIN ── */
.join-grid {
  display: grid;
  grid-template-columns: 5fr 7fr;
  gap: 80px;
  align-items: start;
}

.join-text p { color: var(--mid); margin-bottom: 16px; }
.join-text .section-heading { margin-bottom: 16px; }

.join-cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  background: var(--border);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.join-card {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 28px 28px;
  background: var(--white);
  transition: background 0.2s;
}
.join-card:hover { background: var(--bg-light); }

.join-card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  background: var(--green-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--green);
  flex-shrink: 0;
}

.join-card h3 {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  color: var(--black);
}
.join-card p {
  font-size: 13px;
  color: var(--mid);
  margin-bottom: 8px;
  line-height: 1.55;
}
.join-card-link {
  font-size: 12px;
  font-weight: 600;
  color: var(--green);
}

/* ── FOOTER ── */
.site-footer {
  background: var(--black);
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  padding-top: 64px;
  padding-bottom: 64px;
}

.footer-brand .logo-orca {
  font-size: 24px;
  display: block;
  margin-bottom: 12px;
}
.footer-brand p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  line-height: 1.65;
  margin-bottom: 12px;
}
.footer-supported { margin-top: 16px; }
.footer-supported a {
  color: var(--green-light);
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
  transition: opacity 0.2s;
}
.footer-supported a:hover { opacity: 0.7; }

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}

.footer-nav-col h4 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}
.footer-nav-col ul { list-style: none; }
.footer-nav-col li { margin-bottom: 10px; }
.footer-nav-col a {
  font-size: 13px;
  color: rgba(255,255,255,0.65);
  transition: color 0.2s;
}
.footer-nav-col a:hover { color: var(--white); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 24px 0;
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  font-size: 12px;
  color: rgba(255,255,255,0.35);
}

/* ── RESPONSIVE ── */
@media (max-width: 1100px) {
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .principles-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 900px) {
  .about-grid,
  .join-grid { grid-template-columns: 1fr; gap: 48px; }

  .about-image { order: -1; }

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

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

  .footer-grid { grid-template-columns: 1fr; gap: 48px; }
  .footer-nav { grid-template-columns: repeat(2, 1fr); }

  /* Pods grid */
  .pods-grid { grid-template-columns: 1fr 1fr; }

  /* Internship section */
  .internship-body {
    grid-template-columns: 1fr;
    gap: 48px;
  }
  .internship-practices {
    position: static;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  /* Roles full grid */
  .roles-full-grid {
    grid-template-columns: 1fr 1fr;
  }
  .roles-full-grid .role-card:last-child:nth-child(3n - 2) {
    grid-column: span 2;
  }
}

@media (max-width: 700px) {
  .section { padding: 64px 0; }

  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-h);
    left: 0; right: 0;
    background: var(--black);
    flex-direction: column;
    padding: 24px;
    gap: 8px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { display: block; width: 100%; padding: 12px 16px; border-radius: var(--radius); }

  .nav-toggle { display: flex; }

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

  .projects-grid {
    grid-template-columns: 1fr;
    background: none;
    border: none;
    gap: 16px;
  }
  .projects-grid--more {
    margin-top: 16px;
    border-radius: var(--radius-lg);
  }
  .project-card {
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
  }
  .principles-grid { grid-template-columns: 1fr 1fr; }

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

  .internship-practices { grid-template-columns: 1fr; }

  .roles-full-grid { grid-template-columns: 1fr; }
  .roles-full-grid .role-card:last-child:nth-child(3n - 2) { grid-column: span 1; }

  .photo-divider { height: 260px; }

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

  .footer-nav { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; justify-content: center; }

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

  .footer-nav { grid-template-columns: 1fr; }

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

/* ── ACCESSIBILITY ── */
:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
  border-radius: 2px;
}

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