/* Gareth Tomlinson — Resume
   Aesthetic: dark editorial-terminal. Typography-led. */

:root {
  --bg: oklch(0.16 0.005 240);
  --bg-elev: oklch(0.19 0.006 240);
  --bg-deep: oklch(0.13 0.005 240);
  --line: oklch(0.28 0.006 240);
  --line-soft: oklch(0.22 0.006 240);
  --fg: oklch(0.94 0.005 80);
  --fg-dim: oklch(0.72 0.008 80);
  --fg-mute: oklch(0.52 0.008 80);
  --accent: oklch(0.82 0.12 70);
  --accent-deep: oklch(0.62 0.12 70);
  --grid: oklch(0.22 0.006 240);

  --serif: "Newsreader", "Source Serif 4", Georgia, serif;
  --sans: "Geist", -apple-system, "Helvetica Neue", sans-serif;
  --mono: "Geist Mono", ui-monospace, "SF Mono", monospace;

  --maxw: 1240px;
  --pad: 64px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body {
  background: var(--bg);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

body {
  overflow-x: hidden;
}

::selection {
  background: var(--accent);
  color: var(--bg-deep);
}

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

button {
  font: inherit;
  background: none;
  border: none;
  color: inherit;
  cursor: pointer;
}

/* ---- Layout primitives ---- */
.shell {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}

.section {
  padding: 120px 0;
  border-top: 1px solid var(--line-soft);
  position: relative;
}
.section:first-of-type { border-top: none; }

.section-head {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  align-items: baseline;
  margin-bottom: 64px;
}
.section-num {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
  padding-top: 8px;
}
.section-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 44px;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--fg);
}
.section-title em {
  font-style: italic;
  color: var(--accent);
}

/* ---- Top nav ---- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: color-mix(in oklab, var(--bg) 78%, transparent);
  border-bottom: 1px solid var(--line-soft);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 56px;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--pad);
}
.nav-mark {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-mark-dot {
  width: 7px; height: 7px;
  background: var(--accent);
  border-radius: 50%;
  box-shadow: 0 0 12px var(--accent);
}
.nav-links {
  display: flex;
  gap: 28px;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-mute);
}
.nav-links a { transition: color 0.2s; }
.nav-links a:hover { color: var(--fg); }
.nav-links a.active { color: var(--fg); }

/* ---- Hero ---- */
.hero {
  min-height: 100vh;
  padding-top: 120px;
  padding-bottom: 80px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  position: relative;
}
.hero-eyebrow {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
  display: flex;
  align-items: center;
  gap: 14px;
}
.hero-eyebrow::before {
  content: "";
  width: 28px;
  height: 1px;
  background: var(--fg-mute);
}
.hero-quote {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(36px, 5.4vw, 76px);
  line-height: 1.05;
  letter-spacing: -0.025em;
  max-width: 18ch;
  margin-top: 60px;
}
.hero-quote .last {
  font-style: italic;
  color: var(--accent);
}
.hero-meta {
  margin-top: 80px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  border-top: 1px solid var(--line-soft);
  padding-top: 28px;
}
.hero-meta-item {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.hero-meta-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
}
.hero-meta-value {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--fg);
  letter-spacing: -0.005em;
}
.hero-meta-value a { border-bottom: 1px solid var(--line); transition: border-color 0.2s, color 0.2s; }
.hero-meta-value a:hover { border-color: var(--accent); color: var(--accent); }

.hero-rule {
  position: absolute;
  bottom: 24px;
  left: var(--pad);
  right: var(--pad);
  display: flex;
  justify-content: space-between;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  color: var(--fg-mute);
  text-transform: uppercase;
}

/* ---- Pitch ---- */
.pitch {
  font-family: var(--serif);
  font-weight: 300;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.4;
  letter-spacing: -0.012em;
  max-width: 28ch;
  color: var(--fg-dim);
}
.pitch p + p { margin-top: 1.2em; }
.pitch strong {
  font-weight: 400;
  color: var(--fg);
  font-style: italic;
}
.pitch .accent { color: var(--accent); font-style: italic; }

.pitch-layout {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 40px;
  align-items: start;
}
.pitch-side {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
  padding-top: 8px;
}

/* ---- Timeline ---- */
.timeline-wrap {
  position: relative;
}
.timeline-tracklabels {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 24px;
  padding: 0 0 16px 0;
  border-bottom: 1px solid var(--line-soft);
  margin-bottom: 24px;
}
.timeline-tracklabel {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
  display: flex;
  align-items: center;
  gap: 10px;
}
.timeline-tracklabel .num {
  color: var(--accent);
}
.timeline-tracklabel .swatch {
  width: 18px;
  height: 1px;
  background: var(--fg-mute);
}
.timeline-axis {
  position: relative;
  height: 320px;
  padding: 0 4%;
  margin-bottom: 56px;
}
.timeline-axis-inner {
  position: absolute;
  inset: 0 4%;
}
.timeline-track {
  position: absolute;
  left: 0; right: 0;
  height: 1px;
  background: var(--line-soft);
}
.timeline-track-tag {
  position: absolute;
  right: -4%;
  transform: translateY(-50%);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-mute);
  background: var(--bg);
  padding: 2px 0 2px 10px;
}
.timeline-years {
  position: absolute;
  left: 0; right: 0;
  bottom: -28px;
  height: 16px;
}
.timeline-years span {
  position: absolute;
  transform: translateX(-50%);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  color: var(--fg-mute);
}
.timeline-axis-baseline {
  position: absolute;
  left: 0; right: 0;
  bottom: 0;
  height: 1px;
  background: var(--line);
}
.timeline-tick {
  position: absolute;
  top: 0;
  width: 1px;
  height: 100%;
  background: var(--line-soft);
}

.role-marker {
  position: absolute;
  transform: translate(-50%, -50%);
  cursor: pointer;
  z-index: 2;
}
.role-dot {
  width: 14px;
  height: 14px;
  border: 1px solid var(--line);
  background: var(--bg);
  border-radius: 50%;
  transition: all 0.2s;
  position: relative;
}
.role-dot::after {
  content: "";
  position: absolute;
  inset: 3px;
  background: var(--fg-mute);
  border-radius: 50%;
  transition: all 0.2s;
}
.role-marker:hover .role-dot,
.role-marker.active .role-dot {
  border-color: var(--accent);
  transform: scale(1.15);
}
.role-marker:hover .role-dot::after,
.role-marker.active .role-dot::after {
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}

.role-stem {
  position: absolute;
  left: 50%;
  width: 1px;
  background: var(--line);
  transform: translateX(-50%);
  z-index: 1;
}

.role-label {
  position: absolute;
  left: 50%;
  white-space: nowrap;
  transform: translateX(-50%);
  text-align: center;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-mute);
  transition: color 0.2s;
}
.role-marker:hover .role-label,
.role-marker.active .role-label {
  color: var(--fg);
}
.role-label .yr {
  display: block;
  color: var(--accent-deep);
  margin-bottom: 2px;
  letter-spacing: 0.16em;
}
.role-marker.active .role-label .yr { color: var(--accent); }

/* Role detail panel */
.role-detail {
  margin-top: 56px;
  background: var(--bg-elev);
  border: 1px solid var(--line-soft);
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  min-height: 360px;
  overflow: hidden;
}
.role-detail-left {
  padding: 40px;
  border-right: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.role-detail-right {
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.role-period {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.role-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 28px;
  line-height: 1.2;
  letter-spacing: -0.015em;
}
.role-company {
  font-family: var(--sans);
  font-size: 14px;
  color: var(--fg-dim);
  letter-spacing: -0.005em;
}
.role-stack-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
  margin-bottom: 10px;
}
.role-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 8px;
}
.role-stack-tag {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-dim);
  border: 1px solid var(--line);
  padding: 4px 10px;
  letter-spacing: 0.02em;
}
.role-bullets {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.role-bullet {
  display: grid;
  grid-template-columns: 16px 1fr;
  gap: 12px;
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--fg-dim);
  letter-spacing: -0.005em;
}
.role-bullet-mark {
  font-family: var(--mono);
  color: var(--accent);
  padding-top: 1px;
  font-size: 11px;
}

.timeline-help {
  margin-top: 16px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-mute);
  display: flex;
  align-items: center;
  gap: 12px;
}
.timeline-help::before {
  content: "→";
  color: var(--accent);
}

/* ---- Built Things ---- */
.projects {
  display: flex;
  flex-direction: column;
}
.project {
  border-top: 1px solid var(--line-soft);
  padding: 36px 0;
  cursor: pointer;
  transition: background 0.25s;
  position: relative;
}
.project:last-child {
  border-bottom: 1px solid var(--line-soft);
}
.project:hover {
  background: linear-gradient(to right, transparent, color-mix(in oklab, var(--bg-elev) 60%, transparent), transparent);
}
.project-row {
  display: grid;
  grid-template-columns: 60px 1fr auto 60px;
  align-items: center;
  gap: 32px;
}
.project-num {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--fg-mute);
  letter-spacing: 0.1em;
}
.project-title {
  font-family: var(--serif);
  font-weight: 400;
  font-size: 32px;
  letter-spacing: -0.02em;
  line-height: 1.1;
}
.project-org {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-mute);
}
.project-toggle {
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--mono);
  font-size: 14px;
  color: var(--fg-dim);
  transition: all 0.25s;
  justify-self: end;
}
.project:hover .project-toggle,
.project.open .project-toggle {
  border-color: var(--accent);
  color: var(--accent);
}
.project.open .project-toggle { transform: rotate(45deg); }

.project-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.5s cubic-bezier(0.2, 0.8, 0.2, 1);
}
.project.open .project-body { max-height: 1000px; }
.project-body-inner {
  padding: 32px 0 12px 60px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-right: 100px;
}
.project-tagline {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: 22px;
  line-height: 1.35;
  letter-spacing: -0.01em;
  color: var(--fg);
}
.project-tagline::before {
  content: "\201C";
  color: var(--accent);
  margin-right: 2px;
}
.project-tagline::after {
  content: "\201D";
  color: var(--accent);
  margin-left: 2px;
}
.project-detail-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.project-detail {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  font-size: 14px;
  line-height: 1.55;
  color: var(--fg-dim);
}
.project-detail-mark {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  padding-top: 2px;
}

/* ---- Skills ---- */
.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
}
.skill-group {
  background: var(--bg);
  padding: 36px 36px 40px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.skill-group-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-mute);
  display: flex;
  align-items: center;
  gap: 12px;
}
.skill-group-label .num {
  color: var(--accent);
}
.skill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 6px;
}
.skill-chip {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--fg-dim);
  padding: 6px 12px;
  border: 1px solid var(--line);
  letter-spacing: 0.02em;
  transition: all 0.2s;
}
.skill-chip:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---- Contact + Chat ---- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--line-soft);
}
.contact-pane {
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.contact-pane.left {
  border-right: 1px solid var(--line-soft);
  background: var(--bg);
}
.contact-pane.right {
  background: var(--bg-deep);
}
.pane-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-mute);
  display: flex;
  align-items: center;
  gap: 12px;
}
.pane-label .num { color: var(--accent); }
.pane-title {
  font-family: var(--serif);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.field-label {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--fg-mute);
}
.field input,
.field textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--line);
  padding: 10px 0;
  font-family: var(--sans);
  font-size: 15px;
  color: var(--fg);
  letter-spacing: -0.005em;
  resize: none;
  transition: border-color 0.2s;
  outline: none;
  width: 100%;
}
.field input:focus,
.field textarea:focus {
  border-color: var(--accent);
}
.field input::placeholder,
.field textarea::placeholder {
  color: var(--fg-mute);
}
.btn-send {
  align-self: flex-start;
  padding: 12px 24px;
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  transition: all 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.btn-send:hover {
  background: var(--accent);
  color: var(--bg-deep);
}
.btn-send.sent {
  border-color: var(--line);
  color: var(--fg-mute);
  pointer-events: none;
}

/* Chat */
.chat-window {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-height: 360px;
}
.chat-log {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 4px 0 16px;
  overflow-y: auto;
  max-height: 360px;
}
.chat-msg {
  display: flex;
  flex-direction: column;
  gap: 6px;
  max-width: 92%;
}
.chat-msg .who {
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fg-mute);
}
.chat-msg.ai .who { color: var(--accent); }
.chat-msg .body {
  font-size: 14.5px;
  line-height: 1.55;
  color: var(--fg-dim);
  letter-spacing: -0.005em;
}
.chat-msg.user { align-self: flex-end; align-items: flex-end; }
.chat-msg.user .body { color: var(--fg); }
.chat-msg.thinking .body::after {
  content: "";
  display: inline-block;
  width: 8px; height: 8px;
  background: var(--accent);
  margin-left: 6px;
  animation: pulse 1s infinite ease-in-out;
  vertical-align: middle;
}
@keyframes pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

.chat-input-row {
  display: flex;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
  align-items: center;
}
.chat-input-row input {
  flex: 1;
  background: transparent;
  border: none;
  font-family: var(--sans);
  font-size: 14px;
  color: var(--fg);
  outline: none;
  padding: 6px 0;
}
.chat-input-row input::placeholder { color: var(--fg-mute); }
.chat-input-row button {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
  transition: opacity 0.2s;
}
.chat-input-row button:disabled {
  color: var(--fg-mute);
  cursor: not-allowed;
}

.chat-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  padding-top: 12px;
}
.chat-suggestion {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  color: var(--fg-mute);
  border: 1px solid var(--line);
  padding: 6px 10px;
  transition: all 0.2s;
  cursor: pointer;
}
.chat-suggestion:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* ---- Footer ---- */
.footer {
  border-top: 1px solid var(--line-soft);
  padding: 40px var(--pad);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-mute);
  max-width: var(--maxw);
  margin: 0 auto;
}
.footer-mark {
  display: flex;
  align-items: center;
  gap: 10px;
}
.footer-mark-dot {
  width: 6px; height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* Responsive */
@media (max-width: 900px) {
  :root { --pad: 28px; }
  .section { padding: 80px 0; }
  .section-head { grid-template-columns: 1fr; gap: 16px; margin-bottom: 40px; }
  .section-title { font-size: 32px; }
  .pitch-layout { grid-template-columns: 1fr; gap: 16px; }
  .hero-meta { grid-template-columns: repeat(2, 1fr); }
  .role-detail { grid-template-columns: 1fr; }
  .role-detail-left { border-right: none; border-bottom: 1px solid var(--line-soft); }
  .project-row { grid-template-columns: 40px 1fr 40px; }
  .project-org { display: none; }
  .project-title { font-size: 22px; }
  .project-body-inner { grid-template-columns: 1fr; padding-left: 40px; margin-right: 40px; }
  .skills-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .contact-pane.left { border-right: none; border-bottom: 1px solid var(--line-soft); }
  .nav-links { display: none; }
  .timeline-axis { height: 380px; }
  .role-label { font-size: 9px; }
}