/* =========================================================
   Nneka Otogbolu: personal site
   Palette drawn from the portrait photography itself:
   ink charcoal ground, cobalt + burnt terracotta accents.
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:ital,opsz,wght@0,9..144,400;0,9..144,500;0,9..144,600;1,9..144,500&family=Inter:wght@400;500;600&display=swap');

:root{
  --ink:        #191A1E;
  --ink-soft:   #33353C;
  --paper:      #F3F1EC;
  --paper-dim:  #E7E3DA;
  --cobalt:     #24398F;
  --cobalt-dim: #1B2C6E;
  --terracotta: #C1602C;
  --terracotta-soft: #E4A275;
  --line:       rgba(25,26,30,0.12);
  --line-on-ink: rgba(243,241,236,0.18);

  --display: 'Fraunces', Georgia, serif;
  --body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

  --max: 1120px;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }

body{
  margin: 0;
  font-family: var(--body);
  background: var(--paper);
  color: var(--ink);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

a{ color: inherit; }

.wrap{
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 32px;
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* focus visibility */
a:focus-visible, button:focus-visible{
  outline: 2px solid var(--terracotta);
  outline-offset: 3px;
}

/* ---------------------------------------------
   Nav
--------------------------------------------- */
.nav{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(243,241,236,0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.nav .wrap{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 18px;
}
.nav-mark{
  font-family: var(--display);
  font-size: 1.15rem;
  font-weight: 600;
  text-decoration: none;
  letter-spacing: 0.01em;
}
.nav-links{
  display: flex;
  gap: 30px;
  list-style: none;
  margin: 0; padding: 0;
}
.nav-links a{
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--ink-soft);
  padding-bottom: 3px;
  border-bottom: 1px solid transparent;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.nav-links a:hover{
  color: var(--terracotta);
  border-bottom-color: var(--terracotta);
}
.nav-toggle{
  display: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 8px 10px;
  font-size: 0.9rem;
  cursor: pointer;
}

@media (max-width: 760px){
  .nav-links{
    position: absolute;
    top: 100%; left: 0; right: 0;
    background: var(--paper);
    flex-direction: column;
    gap: 0;
    border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav-links.open{ display: flex; }
  .nav-links a{
    padding: 16px 32px;
    border-bottom: 1px solid var(--line);
    width: 100%;
  }
  .nav-toggle{ display: block; }
}

/* ---------------------------------------------
   Hero
--------------------------------------------- */
.hero{
  background: var(--ink);
  color: var(--paper);
  position: relative;
  overflow: hidden;
}
.hero .wrap{
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  gap: 48px;
  padding-top: 64px;
  padding-bottom: 0;
}
.hero-copy{
  padding-bottom: 72px;
}
.hero-kicker{
  font-size: 0.95rem;
  color: var(--terracotta-soft);
  font-weight: 500;
  margin-bottom: 22px;
}
.hero h1{
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(2.6rem, 5.2vw, 4.3rem);
  line-height: 1.03;
  margin: 0 0 26px;
  letter-spacing: -0.01em;
}
.hero h1 em{
  font-style: italic;
  color: var(--terracotta-soft);
}
.hero p{
  font-size: 1.15rem;
  max-width: 46ch;
  color: rgba(243,241,236,0.82);
  margin: 0 0 34px;
}
.hero-actions{
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}
.btn{
  display: inline-block;
  padding: 13px 26px;
  border-radius: 4px;
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, background 0.15s ease, color 0.15s ease, border-color .15s ease;
}
.btn-primary{
  background: var(--terracotta);
  color: #fff;
}
.btn-primary:hover{ background: #A9531F; }
.btn-ghost{
  border-color: var(--line-on-ink);
  color: var(--paper);
}
.btn-ghost:hover{ border-color: var(--paper); }

.hero-photo{
  position: relative;
  height: 100%;
  display: flex;
  align-items: flex-end;
  justify-content: center;
}
.hero-photo img{
  width: 100%;
  max-width: 380px;
  border-radius: 6px 6px 0 0;
  object-fit: cover;
  object-position: top center;
}

/* ---------------------------------------------
   Section scaffolding
--------------------------------------------- */
section{ padding: 96px 0; }
.section-head{
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 24px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.section-head h2{
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.9rem, 3vw, 2.5rem);
  margin: 0;
}
.section-tag{
  font-size: 0.9rem;
  color: var(--ink-soft);
  max-width: 34ch;
}

/* ---------------------------------------------
   About
--------------------------------------------- */
.about{
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}
.about .wrap{
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 64px;
}
.about-photo img{
  border-radius: 6px;
  width: 100%;
}
.about-photo figcaption{
  margin-top: 12px;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.about-body h2{
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.9rem, 3vw, 2.4rem);
  margin: 0 0 24px;
}
.about-body p{
  font-size: 1.05rem;
  max-width: 62ch;
  margin: 0 0 18px;
  color: var(--ink-soft);
}
.about-stats{
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: 36px;
  margin-top: 36px;
  padding-top: 32px;
  border-top: 1px solid var(--line);
}
.about-stats div strong{
  display: block;
  font-family: var(--display);
  font-size: 1.9rem;
  font-weight: 500;
  color: var(--cobalt);
}
.about-stats div span{
  font-size: 0.85rem;
  color: var(--ink-soft);
}

/* ---------------------------------------------
   Experience timeline
--------------------------------------------- */
.experience{ background: var(--paper); }
.timeline{
  border-left: 2px solid var(--line);
  margin-left: 6px;
}
.tl-item{
  position: relative;
  padding: 0 0 48px 40px;
}
.tl-item:last-child{ padding-bottom: 0; }
.tl-item::before{
  content: attr(data-index);
  position: absolute;
  left: -21px;
  top: 2px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--paper);
  border: 2px solid var(--cobalt);
  color: var(--cobalt);
  font-family: var(--display);
  font-size: 0.95rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
}
.tl-item.current::before{
  background: var(--cobalt);
  color: var(--paper);
}
.tl-head{
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  flex-wrap: wrap;
  gap: 8px 20px;
  margin-bottom: 4px;
}
.tl-head h3{
  font-family: var(--display);
  font-size: 1.3rem;
  font-weight: 600;
  margin: 0;
}
.tl-date{
  font-size: 0.85rem;
  color: var(--terracotta);
  font-weight: 500;
  white-space: nowrap;
}
.tl-org{
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin-bottom: 12px;
}
.tl-item p{
  margin: 0 0 12px;
  max-width: 68ch;
  color: var(--ink-soft);
}
.tl-item ul{
  margin: 0;
  padding-left: 20px;
  max-width: 68ch;
  color: var(--ink-soft);
}
.tl-item li{ margin-bottom: 6px; }

/* ---------------------------------------------
   Focus areas / portfolio
--------------------------------------------- */
.focus{ background: var(--ink); color: var(--paper); }
.focus .section-tag{ color: rgba(243,241,236,0.7); }
.focus-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--line-on-ink);
  border: 1px solid var(--line-on-ink);
}
.focus-card{
  background: var(--ink);
  padding: 32px 28px;
}
.focus-card h3{
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.25rem;
  margin: 0 0 14px;
  color: var(--terracotta-soft);
}
.focus-card p{
  font-size: 0.95rem;
  color: rgba(243,241,236,0.78);
  margin: 0;
}

/* ---------------------------------------------
   Governance / board strip
--------------------------------------------- */
.governance{
  background: var(--paper-dim);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.gov-grid{
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 28px;
}
.gov-card{
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 22px 20px;
}
.gov-card h4{
  font-size: 1rem;
  font-weight: 600;
  margin: 0 0 6px;
}
.gov-card span{
  font-size: 0.85rem;
  color: var(--ink-soft);
}

/* ---------------------------------------------
   Blog
--------------------------------------------- */
.blog{ background: var(--paper); }
.blog-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.post-card{
  border-top: 3px solid var(--terracotta);
  padding-top: 20px;
}
.post-date{
  font-size: 0.8rem;
  color: var(--ink-soft);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}
.post-card h3{
  font-family: var(--display);
  font-weight: 500;
  font-size: 1.25rem;
  margin: 10px 0 12px;
  line-height: 1.25;
}
.post-card p{
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin: 0 0 16px;
}
.post-card a{
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--cobalt);
  text-decoration: none;
  border-bottom: 1px solid var(--cobalt);
}
.blog-note{
  margin-top: 44px;
  padding: 22px 24px;
  background: var(--paper-dim);
  border-radius: 6px;
  font-size: 0.9rem;
  color: var(--ink-soft);
}

/* ---------------------------------------------
   Contact
--------------------------------------------- */
.contact{
  background: var(--cobalt);
  color: var(--paper);
}
.contact .wrap{
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 40px;
}
.contact h2{
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(1.9rem, 3.4vw, 2.6rem);
  margin: 0 0 16px;
  max-width: 16ch;
}
.contact p{
  font-size: 1.05rem;
  color: rgba(243,241,236,0.85);
  margin: 0;
  max-width: 44ch;
}
.contact-links{
  display: flex;
  flex-direction: column;
  gap: 14px;
  align-items: flex-start;
}
.contact-links a{
  text-decoration: none;
  font-size: 1.05rem;
  font-weight: 500;
  border-bottom: 1px solid var(--line-on-ink);
  padding-bottom: 2px;
}
.contact-links a:hover{ border-color: var(--terracotta-soft); color: var(--terracotta-soft); }

footer{
  background: var(--ink);
  color: rgba(243,241,236,0.6);
  font-size: 0.85rem;
  text-align: center;
  padding: 28px 0;
}

/* ---------------------------------------------
   Article (full blog post) pages
--------------------------------------------- */
.article-header{
  background: var(--ink);
  color: var(--paper);
  padding: 56px 0 48px;
}
.back-link{
  display: inline-block;
  font-size: 0.9rem;
  color: var(--terracotta-soft);
  text-decoration: none;
  margin-bottom: 28px;
  border-bottom: 1px solid transparent;
}
.back-link:hover{ border-bottom-color: var(--terracotta-soft); }
.article-header .post-date{ color: rgba(243,241,236,0.6); }
.article-header h1{
  font-family: var(--display);
  font-weight: 500;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.1;
  margin: 14px 0 0;
  max-width: 22ch;
}
.article-body{
  padding: 64px 0 96px;
}
.article-body .wrap{
  max-width: 700px;
}
.article-body p{
  font-size: 1.08rem;
  line-height: 1.75;
  color: var(--ink-soft);
  margin: 0 0 24px;
}
.article-body p strong{
  color: var(--ink);
}
.article-footer{
  border-top: 1px solid var(--line);
  margin-top: 48px;
  padding-top: 32px;
}
.article-footer a{
  color: var(--cobalt);
  text-decoration: none;
  font-weight: 500;
  border-bottom: 1px solid var(--cobalt);
}

@media (max-width: 900px){
  .hero .wrap{ grid-template-columns: 1fr; }
  .hero-photo{ order: -1; padding-top: 40px; }
  .hero-photo img{ max-width: 260px; }
  .about .wrap{ grid-template-columns: 1fr; }
  .about-photo{ max-width: 320px; }
  .focus-grid{ grid-template-columns: 1fr; }
  .gov-grid{ grid-template-columns: repeat(2, 1fr); }
  .blog-grid{ grid-template-columns: 1fr; }
  .contact .wrap{ grid-template-columns: 1fr; text-align: left; }
}

@media (max-width: 560px){
  .wrap{ padding: 0 20px; }
  section{ padding: 64px 0; }
  .about-stats{ grid-template-columns: repeat(3, 1fr); gap: 16px; }
  .gov-grid{ grid-template-columns: 1fr; }
}