/* Edidiong-Abasi Anwanane portfolio. Palette: navy ink, paper, brass. */

:root {
  --ink: #0E1B2E;
  --ink-2: #16273F;
  --paper: #F6F3EC;
  --paper-2: #EDE8DD;
  --line: #D9D2C3;
  --text: #1C2431;
  --muted: #5B6675;
  --brass: #C9A25A;
  --brass-2: #A9843F;
  --sky: #9FB6D1;
  --white: #FFFFFF;
  --max: 1120px;
  --measure: 66ch;
  --radius: 14px;
  --shadow: 0 18px 40px rgba(14, 27, 46, 0.12);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 84px; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--text);
  background: var(--paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: "Fraunces", Georgia, "Times New Roman", serif;
  font-weight: 600;
  line-height: 1.12;
  margin: 0 0 0.5em;
  color: var(--ink);
  letter-spacing: -0.01em;
}
h1 { font-size: clamp(2.6rem, 6vw, 4.6rem); font-weight: 700; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.7rem); }
h3 { font-size: 1.28rem; }
h4 { font-size: 1.05rem; font-family: "Inter", sans-serif; font-weight: 600; }
p { margin: 0 0 1em; max-width: var(--measure); }
a { color: var(--ink); text-decoration-color: var(--brass); text-underline-offset: 3px; }
a:hover { color: var(--brass-2); }
img { max-width: 100%; height: auto; display: block; }

:focus-visible { outline: 3px solid var(--brass); outline-offset: 3px; }

.container { width: min(var(--max), 92vw); margin: 0 auto; }
.section { padding: 96px 0; }
.section.tight { padding: 64px 0; }
.lede { font-size: 1.15rem; color: var(--muted); max-width: 60ch; }
.section-head { margin-bottom: 40px; }
.section-head p { color: var(--muted); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(14, 27, 46, 0.92);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.site-header .container {
  display: flex; align-items: center; justify-content: space-between;
  height: 68px; gap: 24px;
}
.brand {
  color: var(--white); text-decoration: none;
  font-family: "Fraunces", serif; font-weight: 600; font-size: 1.1rem;
  display: inline-flex; align-items: center; gap: 10px;
}
.brand-mark {
  width: 30px; height: 30px; border-radius: 50%;
  background: var(--brass); color: var(--ink);
  display: inline-grid; place-items: center;
  font-family: "Inter", sans-serif; font-weight: 700; font-size: 0.8rem;
}
.nav { display: flex; gap: 22px; }
.nav a { color: rgba(255,255,255,0.86); text-decoration: none; font-size: 0.93rem; padding: 6px 0; border-bottom: 2px solid transparent; }
.nav a:hover, .nav a.active { color: var(--white); border-bottom-color: var(--brass); }
.nav-toggle {
  display: none; background: none; border: 1px solid rgba(255,255,255,0.3);
  color: var(--white); border-radius: 8px; padding: 8px 10px; cursor: pointer;
}
@media (max-width: 860px) {
  .nav-toggle { display: inline-block; }
  .nav {
    position: absolute; top: 68px; left: 0; right: 0;
    background: var(--ink); flex-direction: column; gap: 0;
    padding: 8px 4vw 16px; display: none;
    border-bottom: 1px solid rgba(255,255,255,0.08);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 0; border-bottom: 1px solid rgba(255,255,255,0.06); }
}

/* Hero */
.hero {
  background: radial-gradient(1200px 600px at 80% 10%, #1F3556 0%, var(--ink) 55%);
  color: var(--white);
  padding: 72px 0 0;
  overflow: hidden;
}
.hero .container {
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 40px; align-items: end;
}
.hero-copy { padding-bottom: 72px; }
.hero-kicker { color: var(--brass); font-size: 0.95rem; margin-bottom: 18px; }
.hero h1 { color: var(--white); margin-bottom: 18px; }
.hero h1 .thin { font-weight: 300; font-style: italic; }
.hero-lede { font-size: 1.15rem; color: rgba(255,255,255,0.8); max-width: 54ch; margin-bottom: 30px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 20px; border-radius: 999px; text-decoration: none;
  font-weight: 600; font-size: 0.95rem; border: 1px solid transparent;
  transition: transform 120ms ease, background 120ms ease;
  cursor: pointer; font-family: inherit;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--brass); color: var(--ink); }
.btn-primary:hover { background: #D9B46E; color: var(--ink); }
.btn-ghost { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.35); }
.btn-ghost:hover { border-color: var(--white); color: var(--white); }
.btn-dark { background: var(--ink); color: var(--white); }
.btn-dark:hover { background: var(--ink-2); color: var(--white); }

.hero-stats { display: flex; gap: 34px; flex-wrap: wrap; border-top: 1px solid rgba(255,255,255,0.14); padding-top: 24px; }
.stat strong { display: block; font-family: "Fraunces", serif; font-size: 1.6rem; color: var(--brass); font-weight: 600; }
.stat span { color: rgba(255,255,255,0.72); font-size: 0.9rem; }

.hero-figure { position: relative; align-self: end; margin-top: -24px; }
.hero-figure img {
  width: 100%; max-width: 440px; margin: 0 auto;
  filter: drop-shadow(0 30px 50px rgba(0,0,0,0.45));
}
.hero-figure::before {
  content: ""; position: absolute; inset: auto 8% 0 8%;
  height: 78%; border-radius: 220px 220px 0 0;
  background: linear-gradient(180deg, rgba(201,162,90,0.18), rgba(201,162,90,0.02));
  z-index: 0;
}
.hero-figure img { position: relative; z-index: 1; }

@media (max-width: 900px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-copy { padding-bottom: 28px; }
  .hero-figure img { max-width: 320px; }
}

/* About */
.about-grid { display: grid; grid-template-columns: 1.3fr 0.7fr; gap: 56px; align-items: start; }
@media (max-width: 900px) { .about-grid { grid-template-columns: 1fr; } }
.facts { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 26px; }
.facts dl { margin: 0; display: grid; grid-template-columns: 1fr; gap: 14px; }
.facts dt { font-size: 0.8rem; color: var(--muted); }
.facts dd { margin: 0; font-weight: 600; color: var(--ink); }
.pill-row { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 8px; }
.pill { font-size: 0.82rem; padding: 6px 12px; border-radius: 999px; background: var(--paper-2); color: var(--ink); border: 1px solid var(--line); }

/* Highlights band */
.band { background: var(--ink); color: var(--white); }
.band h2 { color: var(--white); }
.band p { color: rgba(255,255,255,0.78); }
.highlights { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
@media (max-width: 1000px) { .highlights { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .highlights { grid-template-columns: 1fr; } }
.highlight { border: 1px solid rgba(255,255,255,0.12); border-radius: var(--radius); padding: 22px; background: rgba(255,255,255,0.03); }
.highlight .big { font-family: "Fraunces", serif; font-size: 2rem; color: var(--brass); font-weight: 600; line-height: 1; margin-bottom: 8px; }
.highlight .label { color: var(--white); font-weight: 600; }
.highlight .sub { color: rgba(255,255,255,0.7); font-size: 0.9rem; margin: 6px 0 0; }

/* Projects */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 28px; }
.filter-btn {
  border: 1px solid var(--line); background: var(--white); color: var(--ink);
  padding: 8px 14px; border-radius: 999px; cursor: pointer; font: inherit; font-size: 0.9rem;
}
.filter-btn.active, .filter-btn:hover { background: var(--ink); color: var(--white); border-color: var(--ink); }

.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 1000px) { .projects { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .projects { grid-template-columns: 1fr; } }

.card {
  background: var(--white); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 22px; display: flex; flex-direction: column; gap: 12px;
  box-shadow: 0 1px 0 rgba(14,27,46,0.03);
}
.card.featured { grid-column: span 2; border-color: var(--brass); }
@media (max-width: 640px) { .card.featured { grid-column: span 1; } }
.card-top { display: flex; justify-content: space-between; align-items: flex-start; gap: 12px; }
.card-icon { width: 44px; height: 44px; flex: 0 0 44px; border-radius: 10px; background: var(--paper-2); display: grid; place-items: center; }
.card-icon svg { width: 24px; height: 24px; }
.tag { font-size: 0.75rem; padding: 4px 10px; border-radius: 999px; background: var(--paper-2); color: var(--muted); white-space: nowrap; }
.tag.brass { background: rgba(201,162,90,0.16); color: var(--brass-2); }
.card h3 { margin: 6px 0 2px; }
.card p { font-size: 0.95rem; color: #2C3646; margin: 0; }
.card .meta { font-size: 0.85rem; color: var(--muted); }
.card-links { margin-top: auto; display: flex; flex-wrap: wrap; gap: 14px; padding-top: 8px; }
.card-links a { font-size: 0.9rem; font-weight: 600; }

.scoreboard { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin: 6px 0 2px; }
.scoreboard div { background: var(--paper); border-radius: 10px; padding: 10px 12px; }
.scoreboard strong { display: block; font-family: "Fraunces", serif; font-size: 1.25rem; color: var(--ink); }
.scoreboard span { font-size: 0.78rem; color: var(--muted); }

.stack { display: flex; flex-wrap: wrap; gap: 6px; }
.stack span { font-size: 0.75rem; padding: 3px 9px; border-radius: 6px; background: var(--paper); border: 1px solid var(--line); color: var(--muted); }

/* Publications */
.pubs { display: grid; gap: 16px; }
.pub { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px 24px; display: grid; grid-template-columns: 80px 1fr; gap: 20px; }
@media (max-width: 640px) { .pub { grid-template-columns: 1fr; } }
.pub .year { font-family: "Fraunces", serif; font-size: 1.6rem; color: var(--brass); font-weight: 600; }
.pub h3 { margin-bottom: 4px; }
.pub .venue { color: var(--muted); font-size: 0.93rem; margin-bottom: 8px; }
.pub .status { display: inline-block; font-size: 0.75rem; padding: 3px 10px; border-radius: 999px; background: var(--paper-2); color: var(--ink); margin-bottom: 8px; }
.pub p { font-size: 0.95rem; }
.pub-links { display: flex; gap: 14px; flex-wrap: wrap; }
.pub-links a { font-size: 0.9rem; font-weight: 600; }

/* Future work */
.future { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
@media (max-width: 1000px) { .future { grid-template-columns: 1fr; } }
.future .card { background: linear-gradient(180deg, var(--white), var(--paper)); }
.future .when { color: var(--brass-2); font-weight: 600; font-size: 0.85rem; }

/* Timeline / earlier career */
.timeline { position: relative; padding-left: 30px; }
.timeline::before { content: ""; position: absolute; left: 9px; top: 6px; bottom: 6px; width: 2px; background: var(--line); }
.tl-item { position: relative; margin-bottom: 26px; }
.tl-item::before { content: ""; position: absolute; left: -26px; top: 6px; width: 12px; height: 12px; border-radius: 50%; background: var(--brass); border: 3px solid var(--paper); box-shadow: 0 0 0 2px var(--line); }
.tl-item .date { color: var(--muted); font-size: 0.85rem; }
.tl-item h3 { margin: 2px 0 4px; font-size: 1.1rem; }
.tl-item p { font-size: 0.95rem; }
.earlier-grid { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 48px; }
@media (max-width: 900px) { .earlier-grid { grid-template-columns: 1fr; } }
.cert-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.cert-list li { background: var(--white); border: 1px solid var(--line); border-radius: 10px; padding: 12px 14px; display: flex; justify-content: space-between; gap: 12px; font-size: 0.93rem; }
.cert-list li span:last-child { color: var(--muted); white-space: nowrap; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 48px; }
@media (max-width: 900px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-side a { display: block; margin-bottom: 8px; }
form.contact { background: var(--white); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.field { display: grid; gap: 6px; margin-bottom: 16px; }
.field label { font-weight: 600; font-size: 0.9rem; }
.field input, .field textarea {
  font: inherit; padding: 12px 14px; border-radius: 10px; border: 1px solid var(--line);
  background: var(--paper); color: var(--text);
}
.field input:focus, .field textarea:focus { border-color: var(--brass); background: var(--white); }
.field textarea { min-height: 150px; resize: vertical; }
.honeypot { position: absolute; left: -9999px; opacity: 0; height: 0; width: 0; }
.form-note { font-size: 0.85rem; color: var(--muted); margin: 10px 0 0; }
.form-status { margin-top: 12px; font-size: 0.95rem; padding: 12px 14px; border-radius: 10px; display: none; }
.form-status.ok { display: block; background: #E6F4EA; color: #1E5B34; }
.form-status.err { display: block; background: #FBE9E7; color: #8A2E20; }

/* Footer */
.site-footer { background: var(--ink); color: rgba(255,255,255,0.7); padding: 36px 0; font-size: 0.9rem; }
.site-footer .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.site-footer a { color: var(--white); }
.social { display: flex; gap: 14px; }
.social a { display: inline-grid; place-items: center; width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.25); }
.social svg { width: 18px; height: 18px; fill: currentColor; }

.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }