/* ============================================================
   Erlend Oftedal — "security dossier" theme
   Display: Fraunces · Body: Hanken Grotesk · Mono: JetBrains Mono
   ============================================================ */

:root {
  --bg:        #0d0c0b;   /* warm near-black paper */
  --bg-2:      #151311;
  --panel:     #161412;
  --ink:       #ece6da;   /* warm cream */
  --ink-dim:   #a39c8f;
  --muted:     #6f685c;
  --line:      #2a2723;
  --line-2:    #3a352e;
  --accent:    #ff4d2e;   /* red-team vermilion */
  --accent-dim:#c73b22;

  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans:  "Hanken Grotesk", system-ui, sans-serif;
  --mono:  "JetBrains Mono", ui-monospace, monospace;
}

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

/* faint vertical guide + warm radial wash */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 85% -10%, rgba(255,77,46,.07), transparent 55%),
    radial-gradient(90% 60% at 0% 0%, rgba(255,200,120,.04), transparent 50%);
}

/* film grain */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 999;
  pointer-events: none;
  opacity: .035;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

a { color: inherit; text-decoration: none; }

::selection { background: var(--accent); color: #fff; }

/* ---------------- top bar ---------------- */
.topbar {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 28px;
  border-bottom: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
}
.topbar .tb-left { color: var(--ink-dim); }
.topbar .tb-mid { color: var(--accent); }
.topbar .tb-mid::before { content: ""; }
@media (max-width: 620px) { .topbar .tb-mid { display: none; } }

/* ---------------- layout ---------------- */
main {
  position: relative;
  z-index: 1;
  max-width: 980px;
  margin: 0 auto;
  padding: 0 28px 120px;
}

/* ---------------- hero ---------------- */
.hero {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 48px;
  align-items: center;
  padding: 84px 0 72px;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 22px;
}
.eyebrow::before {
  content: "▍ ";
  color: var(--accent);
}

h1 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(3.6rem, 11vw, 7.2rem);
  line-height: 0.92;
  letter-spacing: -0.02em;
  font-variation-settings: "opsz" 144;
}

.tagline {
  margin: 28px 0 30px;
  max-width: 46ch;
  font-size: 1.16rem;
  line-height: 1.5;
  color: var(--ink-dim);
}
.tagline em {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 500;
  color: var(--ink);
}

.links { display: flex; flex-wrap: wrap; gap: 10px; }
.links a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 9px 16px 9px 18px;
  border: 1px solid var(--line-2);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.04em;
  color: var(--ink-dim);
  transition: color .18s, border-color .18s, background .18s;
}
.links a .arr { color: var(--muted); transition: transform .18s, color .18s; }
.links a:hover {
  color: var(--bg);
  background: var(--accent);
  border-color: var(--accent);
}
.links a:hover .arr { color: var(--bg); transform: translate(2px,-2px); }

/* portrait — crosshair "file photo" */
.portrait { margin: 0; }
.frame {
  position: relative;
  width: 220px;
  padding: 14px;
  background:
    repeating-linear-gradient(45deg, var(--bg-2) 0 6px, #131110 6px 12px);
  border: 1px solid var(--line-2);
}
.frame img {
  display: block;
  width: 100%;
  filter: grayscale(1) contrast(1.05) sepia(.12);
  transition: filter .3s;
}
.frame:hover img { filter: grayscale(0) contrast(1.04); }
.frame .tick {
  position: absolute;
  width: 12px; height: 12px;
  border: 1.5px solid var(--accent);
}
.frame .tl { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.frame .tr { top: -1px; right: -1px; border-left: 0; border-bottom: 0; }
.frame .bl { bottom: -1px; left: -1px; border-right: 0; border-top: 0; }
.frame .br { bottom: -1px; right: -1px; border-left: 0; border-top: 0; }
.portrait figcaption {
  margin-top: 10px;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  text-align: center;
}

/* ---------------- section heads ---------------- */
section { padding-top: 72px; }
.sec-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 34px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--line);
}
.sec-num {
  font-family: var(--mono);
  font-size: 0.8rem;
  color: var(--accent);
  letter-spacing: 0.1em;
}
.sec-head h2 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(1.7rem, 4vw, 2.3rem);
  letter-spacing: -0.01em;
}

/* ---------------- what i do ---------------- */
.bullets { list-style: none; padding: 0; margin: 0; max-width: 64ch; }
.bullets li {
  position: relative;
  padding-left: 30px;
  margin: 14px 0;
  color: var(--ink-dim);
  font-size: 1.05rem;
}
.bullets li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-family: var(--mono);
}
.bullets strong { color: var(--ink); font-weight: 600; }

.tags { list-style: none; display: flex; flex-wrap: wrap; gap: 8px; padding: 0; margin: 30px 0 0; }
.tags li {
  padding: 5px 12px;
  border: 1px solid var(--line-2);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--ink-dim);
  transition: color .15s, border-color .15s;
}
.tags li:hover { color: var(--ink); border-color: var(--line-2); }

/* ---------------- timeline ---------------- */
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 24px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left .2s;
}
.timeline li:hover { padding-left: 8px; }
.timeline li:last-child { border-bottom: 0; }
.timeline .when {
  font-family: var(--mono);
  font-size: 0.82rem;
  color: var(--muted);
  padding-top: 4px;
  white-space: nowrap;
}
.timeline .what { display: flex; flex-direction: column; }
.timeline .what strong {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 1.2rem;
  color: var(--ink);
}
.timeline .org { color: var(--ink-dim); font-size: 0.95rem; }

/* ---------------- projects ---------------- */
.cards { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.card {
  display: flex;
  flex-direction: column;
  padding: 24px;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 3px;
  transition: border-color .2s, transform .2s, background .2s;
}
.card:hover { border-color: var(--accent-dim); transform: translateY(-3px); background: var(--bg-2); }
.card-top { display: flex; align-items: baseline; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.card h3 { margin: 0; font-family: var(--serif); font-weight: 500; font-size: 1.4rem; color: var(--ink); }
.card:hover h3 { color: var(--accent); }
.stars { font-family: var(--mono); font-size: 0.74rem; color: var(--accent); white-space: nowrap; }
.card p { margin: 0 0 18px; font-size: 0.95rem; color: var(--ink-dim); }
.card-go {
  margin-top: auto;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.03em;
  color: var(--muted);
}
.card:hover .card-go { color: var(--ink-dim); }
.more { margin: 22px 0 0; font-family: var(--mono); font-size: 0.8rem; }
.more a { color: var(--ink-dim); border-bottom: 1px solid var(--line-2); padding-bottom: 2px; }
.more a:hover { color: var(--accent); border-color: var(--accent); }

/* ---------------- talks ---------------- */
.talks { position: relative; overflow: hidden; transition: max-height .4s ease; max-height: 4000px; }
.talks.collapsed { max-height: 320px; }

.talk-list { list-style: none; margin: 0; padding: 0; counter-reset: talk; }
.talk-list li { border-bottom: 1px solid var(--line); counter-increment: talk; }
.talk-list a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding: 15px 6px 15px 0;
  transition: padding-left .2s, color .15s;
}
.talk-list a::before {
  content: counter(talk, decimal-leading-zero);
  font-family: var(--mono);
  font-size: 0.7rem;
  color: var(--muted);
  flex-shrink: 0;
  width: 26px;
  padding-top: 4px;
}
.talk-list a:hover { padding-left: 8px; }
.t-title { flex: 1; font-weight: 500; color: var(--ink); transition: color .15s; }
.talk-list a:hover .t-title { color: var(--accent); }
.kw {
  font-family: var(--mono);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  border: 1px solid var(--accent-dim);
  border-radius: 2px;
  padding: 1px 6px;
  margin-left: 8px;
  vertical-align: middle;
}
.talk-meta {
  flex-shrink: 0;
  max-width: 42%;
  text-align: right;
  font-family: var(--mono);
  font-size: 0.72rem;
  line-height: 1.4;
  color: var(--muted);
}

.fade {
  position: absolute;
  left: 0; right: 0; bottom: 0;
  height: 120px;
  pointer-events: none;
  background: linear-gradient(to bottom, rgba(13,12,11,0), var(--bg) 90%);
  opacity: 0;
  transition: opacity .4s;
}
.talks.collapsed .fade { opacity: 1; }

.toggle {
  margin-top: 22px;
  padding: 11px 22px;
  background: transparent;
  border: 1px solid var(--line-2);
  border-radius: 2px;
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-dim);
  cursor: pointer;
  transition: color .18s, border-color .18s, background .18s;
}
.toggle::after { content: " ↓"; }
.talks:not(.collapsed) + .toggle::after { content: " ↑"; }
.toggle:hover { color: var(--bg); background: var(--accent); border-color: var(--accent); }

.note {
  margin-top: 22px;
  max-width: 60ch;
  font-size: 0.9rem;
  color: var(--muted);
}

/* ---------------- footer ---------------- */
footer {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 90px;
  padding-top: 24px;
  border-top: 1px solid var(--line);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--muted);
}
footer strong { color: var(--accent); font-weight: 500; }
.foot-loc { color: var(--ink-dim); }

/* ---------------- reveal animation ---------------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  animation: rise .8s cubic-bezier(.2,.7,.2,1) forwards;
  animation-delay: var(--d, 0s);
}
@keyframes rise { to { opacity: 1; transform: none; } }

/* ---------------- responsive ---------------- */
@media (max-width: 760px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 56px 0 52px;
  }
  .portrait { order: -1; }
  .frame { width: 168px; }
  .talk-list a { flex-wrap: wrap; gap: 4px 20px; }
  .talk-meta { max-width: none; text-align: left; padding-left: 26px; }
  .talks.collapsed { max-height: 380px; }
}
@media (max-width: 520px) {
  main { padding: 0 18px 90px; }
  .timeline li { grid-template-columns: 1fr; gap: 2px; }
  footer { flex-direction: column; gap: 6px; }
}

@media (prefers-reduced-motion: reduce) {
  .reveal { animation: none; opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}