/* ================================================
   The Alternative Protein Project at JHU
   ================================================ */

@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Inter:wght@300;400;500;600;700&display=swap');

/* Custom Properties */
:root {
  --brand:   #9BC8ED;
  --navy:    #2952A4;
  --blue:    #4672BA;
  --bg-alt:  #DFE3EF;
  --white:   #ffffff;
  --dark:    #182340;
  --gray:    #5c6478;
  --border:  #dce3ef;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--white);
  color: var(--dark);
  line-height: 1.65;
  font-size: 16px;
}
a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

/* Layout */
.container { max-width: 1100px; margin: 0 auto; padding: 0 44px; }
section { padding: 96px 0; }
.section-white { background: var(--white); }
.section-alt   { background: var(--bg-alt); }
.section-brand { background: var(--brand); }

/* =====================
   TYPOGRAPHY
   ===================== */
.section-label {
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
  font-family: 'Inter', sans-serif;
}
.section-title {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  font-weight: 400;
  color: var(--navy);
  line-height: 1.12;
  margin-bottom: 16px;
  letter-spacing: -0.01em;
}
.section-sub {
  font-size: 1rem;
  color: var(--gray);
  line-height: 1.75;
  max-width: 560px;
}
.section-head { margin-bottom: 56px; }
.section-head.center { text-align: center; }
.section-head.center .section-sub { margin: 0 auto; }
.divider {
  width: 36px; height: 2px;
  background: var(--brand);
  margin: 16px 0;
}

/* =====================
   NAVIGATION
   ===================== */
nav {
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid var(--border);
}
.nav-inner {
  max-width: 1100px; margin: 0 auto; padding: 0 44px;
  height: 68px; display: flex; align-items: center; justify-content: space-between;
}
.nav-logo {
  color: var(--navy);
  font-weight: 700;
  font-size: 0.93rem;
  line-height: 1.3;
  display: flex; align-items: center; gap: 12px;
  font-family: 'Inter', sans-serif;
}
.nav-logo-img { height: 42px; width: auto; flex-shrink: 0; }
.nav-logo .sub {
  display: block; font-weight: 400; font-size: 0.67rem;
  letter-spacing: 0.1em; text-transform: uppercase; opacity: 0.6;
}
.nav-links { display: flex; gap: 2px; list-style: none; }
.nav-links a {
  color: var(--dark); padding: 7px 14px; border-radius: 5px;
  font-size: 0.88rem; font-weight: 500; transition: all .15s;
  opacity: 0.7; font-family: 'Inter', sans-serif;
}
.nav-links a:hover { opacity: 1; color: var(--navy); text-decoration: none; background: var(--bg-alt); }
.nav-links a.active {
  background: var(--navy); color: var(--white); opacity: 1; text-decoration: none;
}

/* =====================
   HERO
   ===================== */
.hero {
  background: var(--brand);
  padding: 96px 0 80px;
  overflow: hidden;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: 56px;
  align-items: center;
}
.hero-img {
  border-radius: 4px;
  overflow: hidden;
  height: 420px;
}
.hero-img img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center;
  display: block;
}
@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-img { display: none; }
}
.hero h1 {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: clamp(2.8rem, 5.5vw, 4.4rem);
  color: var(--navy);
  line-height: 1.08;
  margin-bottom: 24px;
  font-weight: 400;
  letter-spacing: -0.02em;
}
.hero p {
  font-size: 1.08rem;
  color: var(--dark);
  opacity: 0.78;
  max-width: 480px;
  margin-bottom: 40px;
  line-height: 1.72;
}

/* Page hero (inner pages) */
.page-hero {
  background: var(--brand);
  padding: 64px 0 52px;
}
.page-hero h1 {
  font-family: 'DM Serif Display', Georgia, serif;
  font-size: clamp(2rem, 4.5vw, 3.2rem);
  color: var(--navy);
  font-weight: 400;
  margin-bottom: 14px;
  letter-spacing: -0.01em;
}
.page-hero p {
  font-size: 1rem;
  color: var(--dark);
  opacity: 0.72;
  max-width: 480px;
  line-height: 1.72;
}

/* =====================
   BUTTONS
   ===================== */
.btn {
  display: inline-block; padding: 11px 28px;
  border-radius: 5px; font-weight: 600; font-size: 0.88rem;
  border: 2px solid transparent; transition: all .15s; cursor: pointer;
  font-family: 'Inter', sans-serif; letter-spacing: 0.01em;
}
.btn:hover { text-decoration: none; }
.btn-navy { background: var(--navy); color: var(--white); }
.btn-navy:hover { background: var(--blue); }
.btn-outline-navy { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-outline-navy:hover { background: var(--navy); color: var(--white); }
.btn-white { background: var(--white); color: var(--navy); }
.btn-white:hover { background: var(--bg-alt); color: var(--navy); }
.btn-outline { background: transparent; color: var(--white); border-color: rgba(255,255,255,.55); }
.btn-outline:hover { background: rgba(255,255,255,.1); }
.btn-group { display: flex; gap: 12px; flex-wrap: wrap; }
.cta-section .btn-group { justify-content: center; }

/* =====================
   GRIDS
   ===================== */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 44px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-55-45 { display: grid; grid-template-columns: 55fr 45fr; gap: 60px; }
.grid-align-center { align-items: center; }
.grid-align-start  { align-items: start; }

/* =====================
   FEATURE CARDS
   ===================== */
.card {
  background: var(--white);
  border-radius: 3px;
  padding: 36px 32px;
  border: 1px solid var(--border);
  border-top: 3px solid var(--brand);
  transition: border-top-color .2s, transform .2s;
}
.card:hover { border-top-color: var(--navy); transform: translateY(-3px); }
/* Hide emoji, show as small colored square */
.card-icon {
  width: 20px; height: 20px;
  background: var(--brand);
  border-radius: 3px;
  margin-bottom: 22px;
  font-size: 0;
}
.card h3 { font-size: 1.02rem; font-weight: 600; color: var(--dark); margin-bottom: 10px; }
.card p  { font-size: 0.91rem; color: var(--gray); line-height: 1.7; }

/* =====================
   STATS
   ===================== */
.stats-section { background: var(--navy); padding: 80px 0; }
.stats-row { display: flex; }
.stat-item {
  flex: 1;
  padding: 0 48px;
  border-right: 1px solid rgba(255,255,255,.12);
}
.stat-item:first-child { padding-left: 0; }
.stat-item:last-child  { border-right: none; }
.stat-item .num {
  font-family: 'DM Serif Display', serif;
  font-size: 3.4rem; font-weight: 400;
  color: var(--white); line-height: 1; margin-bottom: 8px;
}
.stat-item .lbl { font-size: 0.86rem; color: rgba(255,255,255,.55); font-weight: 500; }

/* =====================
   FEATURED EVENT CARD
   ===================== */
.featured-event-card {
  display: grid;
  grid-template-columns: 340px 1fr;
  border: 1px solid var(--border);
  border-top: 3px solid var(--navy);
  border-radius: 3px;
  overflow: hidden;
  text-decoration: none;
  transition: box-shadow .2s, transform .2s;
  color: inherit;
}
.featured-event-card:hover {
  box-shadow: 0 8px 32px rgba(41,82,164,.12);
  transform: translateY(-3px);
  text-decoration: none;
}
.featured-event-img {
  overflow: hidden;
  background: var(--bg-alt);
}
.featured-event-img img {
  width: 100%; height: 100%;
  object-fit: cover; object-position: center top;
  display: block;
  min-height: 320px;
}
.featured-event-body {
  padding: 48px 44px;
  display: flex; flex-direction: column; justify-content: center;
}
.featured-event-title {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.5rem, 2.5vw, 2rem);
  color: var(--navy); font-weight: 400;
  line-height: 1.15; margin-bottom: 14px;
  letter-spacing: -0.01em;
}
.featured-event-sub {
  font-size: 0.95rem; color: var(--gray);
  line-height: 1.72; margin-bottom: 20px;
  max-width: 440px;
}
.featured-event-meta {
  display: flex; gap: 20px; flex-wrap: wrap;
  font-size: 0.78rem; color: var(--gray);
  font-weight: 500; margin-bottom: 28px;
}
.featured-event-meta span + span::before { content: '·'; margin-right: 20px; color: var(--border); }
.featured-event-cta {
  font-size: 0.85rem; font-weight: 600;
  color: var(--navy); letter-spacing: 0.01em;
}
.featured-event-card:hover .featured-event-cta { text-decoration: underline; }

@media (max-width: 800px) {
  .featured-event-card { grid-template-columns: 1fr; }
  .featured-event-img img { min-height: 220px; max-height: 260px; }
  .featured-event-body { padding: 32px 28px; }
}

/* =====================
   EVENT CARDS
   ===================== */
.event-stack { display: flex; flex-direction: column; }
.event-card {
  background: var(--white);
  display: flex;
  border-bottom: 1px solid var(--border);
  padding: 32px 0;
  transition: background .15s;
}
.event-card:first-child { border-top: 1px solid var(--border); }
.event-card:hover { background: var(--bg-alt); }
.edate {
  min-width: 88px;
  display: flex; flex-direction: column; align-items: flex-start; justify-content: center;
  padding-right: 32px; flex-shrink: 0;
}
.edate .mo { font-size: 0.65rem; text-transform: uppercase; letter-spacing: .12em; font-weight: 600; color: var(--blue); }
.edate .dy {
  font-family: 'DM Serif Display', serif;
  font-size: 2.4rem; font-weight: 400; color: var(--navy); line-height: 1;
}
.edate .yr { font-size: 0.65rem; color: var(--gray); margin-top: 2px; }
.ebody { flex: 1; border-left: 2px solid var(--brand); padding-left: 32px; }
.ebody .etag {
  display: inline-block; background: var(--bg-alt); color: var(--blue);
  font-size: 0.68rem; font-weight: 600; padding: 3px 9px; border-radius: 3px;
  margin-bottom: 10px; text-transform: uppercase; letter-spacing: 0.06em;
}
.ebody h3 { font-size: 1rem; font-weight: 600; color: var(--dark); margin-bottom: 6px; }
.ebody p  { font-size: 0.88rem; color: var(--gray); line-height: 1.65; margin-bottom: 12px; }
.emeta { display: flex; gap: 24px; font-size: 0.78rem; color: var(--gray); font-weight: 500; flex-wrap: wrap; }
.emeta span + span::before { content: '·'; margin-right: 24px; color: var(--border); }

/* Past events */
.past-stack { display: flex; flex-direction: column; }
.past-item {
  display: flex; justify-content: space-between; align-items: baseline;
  padding: 20px 0; border-bottom: 1px solid var(--border);
}
.past-item:first-child { border-top: 1px solid var(--border); }
.past-item h4 { font-size: 0.93rem; font-weight: 600; color: var(--dark); margin-bottom: 3px; }
.past-item p  { font-size: 0.82rem; color: var(--gray); }
.past-date { font-size: 0.76rem; color: var(--blue); font-weight: 600; white-space: nowrap; margin-left: 24px; }

/* =====================
   TEAM
   ===================== */
.team-flex { display: flex; flex-wrap: wrap; gap: 24px; justify-content: center; }
.team-flex .team-card { flex: 0 1 290px; }
.team-card {
  background: var(--white);
  border-radius: 3px; padding: 32px 24px; text-align: center;
  border: 1px solid var(--border);
  transition: transform .2s;
}
.team-card:hover { transform: translateY(-3px); }
.avatar-img {
  width: 88px; height: 88px;
  border-radius: 50%;
  object-fit: cover; object-position: center top;
  margin: 0 auto 16px; display: block;
  border: 3px solid var(--brand);
}
.avatar {
  width: 78px; height: 78px; border-radius: 50%;
  background: var(--brand);
  margin: 0 auto 16px;
  display: flex; align-items: center; justify-content: center;
  font-family: 'DM Serif Display', serif; font-size: 1.6rem; color: var(--navy);
}
.team-card h3   { font-size: 0.97rem; font-weight: 600; color: var(--dark); margin-bottom: 5px; }
.team-card .role { color: var(--blue); font-size: 0.78rem; font-weight: 600; letter-spacing: 0.04em; text-transform: uppercase; }
.team-card .bio  { color: var(--gray); font-size: 0.84rem; line-height: 1.6; margin-top: 10px; }

/* =====================
   PARTNERS
   ===================== */
.partner-card {
  background: var(--white);
  border-radius: 3px; padding: 28px 20px;
  min-height: 100px;
  display: flex; align-items: center; justify-content: center; flex-direction: column;
  text-align: center;
  border: 1px solid var(--border);
  transition: border-color .18s, transform .18s;
}
.partner-card:hover { border-color: var(--brand); transform: translateY(-2px); }
.partner-card .pname { font-size: 0.93rem; font-weight: 600; color: var(--dark); margin-bottom: 5px; }
.partner-card .ptype {
  font-size: 0.7rem; color: var(--gray);
  text-transform: uppercase; letter-spacing: 0.08em; font-weight: 500;
}

/* Tier cards */
.tier-card {
  background: var(--white); border-radius: 3px; padding: 36px;
  border: 1px solid var(--border);
  border-top: 3px solid var(--brand);
}
.tier-card.featured { border-top-color: var(--navy); }
.tier-badge {
  display: inline-block; background: var(--bg-alt); color: var(--gray);
  font-size: 0.67rem; font-weight: 700; padding: 3px 9px; border-radius: 3px;
  text-transform: uppercase; letter-spacing: .08em; margin-bottom: 14px;
}
.tier-card.featured .tier-badge { background: rgba(41,82,164,.08); color: var(--navy); }
.tier-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--dark); margin-bottom: 20px; }
.check-list { list-style: none; display: flex; flex-direction: column; gap: 11px; }
.check-list li {
  display: flex; gap: 12px; align-items: flex-start;
  font-size: 0.88rem; color: var(--gray); line-height: 1.5;
}
.check-list li::before {
  content: '—'; color: var(--brand); font-weight: 700; flex-shrink: 0;
}

/* =====================
   PILLARS (About page)
   ===================== */
.pillar-stack { display: flex; flex-direction: column; }
.pillar {
  display: flex; gap: 0; align-items: stretch;
  padding: 28px 0; border-bottom: 1px solid var(--border);
}
.pillar:first-child { border-top: 1px solid var(--border); }
/* Emoji icons hidden; pillar-icon acts as colored vertical bar */
.pillar-icon {
  width: 3px; flex-shrink: 0;
  background: var(--brand);
  border-radius: 2px;
  margin-right: 28px;
  font-size: 0;
  align-self: stretch;
}
.pillar-content { flex: 1; }
.pillar h3 { font-size: 0.97rem; font-weight: 600; color: var(--dark); margin-bottom: 5px; }
.pillar p  { font-size: 0.88rem; color: var(--gray); line-height: 1.68; }

/* Photo placeholder */
.photo-placeholder {
  background: var(--bg-alt);
  border-radius: 3px;
  min-height: 280px;
  display: flex; align-items: center; justify-content: center;
  border: 2px dashed var(--border);
  color: var(--gray); font-size: 0.82rem; font-weight: 500;
  letter-spacing: 0.05em; text-transform: uppercase;
}

/* Story / quote card */
.story-card {
  background: var(--navy);
  border-radius: 3px; padding: 48px 44px;
  color: var(--white);
}
.story-card blockquote {
  font-family: 'DM Serif Display', serif;
  font-size: 1.18rem; font-style: italic;
  line-height: 1.68; margin-bottom: 20px; opacity: .9;
}
.story-card cite { font-size: 0.8rem; opacity: .55; font-style: normal; font-weight: 500; letter-spacing: 0.05em; }

/* Benefit card */
.benefit-card { background: var(--bg-alt); border-radius: 3px; padding: 36px; }

/* =====================
   CTA SECTION
   ===================== */
.cta-section {
  background: var(--navy); color: var(--white);
  padding: 96px 0; text-align: center;
}
.cta-section h2 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.9rem, 3.5vw, 2.8rem);
  font-weight: 400; margin-bottom: 16px; color: var(--white);
}
.cta-section p {
  font-size: 1rem; opacity: .72;
  max-width: 440px; margin: 0 auto 36px; line-height: 1.72;
}

/* =====================
   SOCIAL ICONS (CTA)
   ===================== */
.social-icons {
  display: flex; gap: 20px; justify-content: center;
  margin: 28px auto 32px;
}
.social-icon {
  color: rgba(255,255,255,.75);
  display: flex; align-items: center; justify-content: center;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.18);
  transition: all .15s;
}
.social-icon:hover {
  color: var(--white);
  background: rgba(255,255,255,.2);
  text-decoration: none;
}

/* =====================
   FOOTER
   ===================== */
footer {
  background: var(--dark);
  color: rgba(255,255,255,.6);
  padding: 68px 0 28px;
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr;
  gap: 56px; margin-bottom: 56px;
}
.footer-brand h3 {
  color: var(--white); font-size: 0.95rem; font-weight: 700;
  margin-bottom: 10px; font-family: 'Inter', sans-serif;
}
.footer-brand p  { font-size: 0.85rem; line-height: 1.75; max-width: 250px; margin-bottom: 22px; }
.footer-col h4 {
  color: var(--white); font-size: 0.7rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .14em; margin-bottom: 16px;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.footer-col ul a { color: rgba(255,255,255,.5); font-size: 0.85rem; transition: color .15s; }
.footer-col ul a:hover { color: var(--brand); text-decoration: none; }
.insta-link {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.14);
  color: rgba(255,255,255,.75);
  padding: 10px 16px; border-radius: 5px;
  font-size: 0.84rem; font-weight: 500;
  transition: all .15s;
}
.insta-link:hover { background: rgba(255,255,255,.12); color: var(--white); text-decoration: none; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 24px; display: flex; justify-content: space-between;
  font-size: 0.76rem; opacity: .4;
}

/* Utilities */
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }