/* ==========================================================================
   devenbhalerao.com — design system
   Concept: "instrument, not template."
   Editorial serif + neutral sans + mono data labels, on a dark ink canvas.
   ========================================================================== */

/* ── Fonts (self-hosted, latin subset) ─────────────────────────────────── */

@font-face {
  font-family: 'Instrument Serif';
  src: url('assets/fonts/instrument-serif-latin.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Inter';
  src: url('assets/fonts/inter-latin.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'JetBrains Mono';
  src: url('assets/fonts/jetbrains-mono-latin.woff2') format('woff2');
  font-weight: 100 800;
  font-style: normal;
  font-display: swap;
}

/* ── Tokens ────────────────────────────────────────────────────────────── */

:root {
  /* Type */
  --font-display: 'Instrument Serif', 'Iowan Old Style', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, Consolas, monospace;

  /* Fluid type scale */
  --t-hero: clamp(3.6rem, 11vw, 8.5rem);
  --t-h2: clamp(1.7rem, 3.2vw, 2.4rem);
  --t-h3: clamp(1.12rem, 1.6vw, 1.3rem);
  --t-lede: clamp(1.08rem, 1.7vw, 1.36rem);
  --t-body: 1rem;
  --t-small: 0.875rem;
  --t-micro: 0.75rem;

  /* Spacing */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-5: 1.5rem;
  --sp-6: 2rem;
  --sp-7: 3rem;
  --sp-8: 4.5rem;
  --sp-9: 7rem;

  /* Layout */
  --page-max: 1180px;
  --gutter: clamp(1.25rem, 5vw, 4rem);
  --rail-w: 200px;
  --radius: 14px;
  --radius-sm: 8px;

  --ease: cubic-bezier(0.22, 0.68, 0.32, 1);

  /* ── Dark palette (default) ── */
  color-scheme: dark;
  --canvas: #0b0d12;
  --surface: #12151d;
  --surface-2: #171b25;
  --line: #262c3b;
  --line-soft: #1b2029;

  --ink: #eef1f7;
  --ink-2: #a9b1c4;
  --ink-3: #7b8498;

  --accent: #f0a53c;
  --accent-ink: #16110a;
  --accent-soft: rgba(240, 165, 60, 0.14);
  --accent-line: rgba(240, 165, 60, 0.34);

  --shadow: 0 24px 60px -28px rgba(0, 0, 0, 0.85);
  --glow: rgba(240, 165, 60, 0.16);
}

/* ── Light palette ── */
:root[data-theme='light'] {
  color-scheme: light;
  --canvas: #f6f3ee;
  --surface: #fffdfa;
  --surface-2: #f1ece4;
  --line: #ded6c9;
  --line-soft: #e7e0d5;

  --ink: #1b1a17;
  --ink-2: #55524b;
  --ink-3: #706a5f;

  --accent: #9e5803;
  --accent-ink: #fffdfa;
  --accent-soft: rgba(158, 88, 3, 0.1);
  --accent-line: rgba(158, 88, 3, 0.3);

  --shadow: 0 20px 50px -30px rgba(60, 45, 20, 0.42);
  --glow: rgba(158, 88, 3, 0.12);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    color-scheme: light;
    --canvas: #f6f3ee;
    --surface: #fffdfa;
    --surface-2: #f1ece4;
    --line: #ded6c9;
    --line-soft: #e7e0d5;

    --ink: #1b1a17;
    --ink-2: #55524b;
    --ink-3: #706a5f;

    --accent: #9e5803;
    --accent-ink: #fffdfa;
    --accent-soft: rgba(158, 88, 3, 0.1);
    --accent-line: rgba(158, 88, 3, 0.3);

    --shadow: 0 20px 50px -30px rgba(60, 45, 20, 0.42);
    --glow: rgba(158, 88, 3, 0.12);
  }
}

/* ── Reset ─────────────────────────────────────────────────────────────── */

*,
*::before,
*::after { box-sizing: border-box; }

* { margin: 0; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
  -webkit-text-size-adjust: 100%;
}

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

/* A faint vignette so the canvas isn't a flat slab. */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background:
    radial-gradient(70rem 40rem at 78% -8%, var(--glow), transparent 62%),
    radial-gradient(50rem 30rem at 4% 18%, var(--accent-soft), transparent 60%);
  opacity: 0.7;
}

img, svg { display: block; max-width: 100%; }
ul, ol { list-style: none; padding: 0; }

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 4px;
}

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

.mono { font-family: var(--font-mono); }

.skip-link {
  position: absolute;
  left: var(--sp-4);
  top: -100px;
  z-index: 200;
  padding: var(--sp-3) var(--sp-5);
  background: var(--accent);
  color: var(--accent-ink);
  border-radius: var(--radius-sm);
  font-size: var(--t-small);
  font-weight: 600;
  transition: top 0.2s var(--ease);
}
.skip-link:focus { top: var(--sp-4); }

/* ── Top bar ───────────────────────────────────────────────────────────── */

.topbar {
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease);
}

.topbar.is-stuck {
  background: color-mix(in srgb, var(--canvas) 80%, transparent);
  backdrop-filter: blur(14px) saturate(1.4);
  -webkit-backdrop-filter: blur(14px) saturate(1.4);
  border-bottom-color: var(--line-soft);
}

.topbar-inner {
  max-width: var(--page-max);
  margin-inline: auto;
  padding: var(--sp-4) var(--gutter);
  display: flex;
  align-items: center;
  gap: var(--sp-5);
}

.monogram {
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink);
  flex: none;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease), transform 0.25s var(--ease);
}
.monogram:hover {
  border-color: var(--accent-line);
  color: var(--accent);
  transform: translateY(-1px);
}

.topnav {
  margin-left: auto;
  display: flex;
  gap: clamp(0.75rem, 2.2vw, 1.9rem);
  font-size: var(--t-small);
  overflow-x: auto;
  scrollbar-width: none;
}
.topnav::-webkit-scrollbar { display: none; }

.topnav a {
  color: var(--ink-2);
  white-space: nowrap;
  padding-block: var(--sp-1);
  position: relative;
  transition: color 0.2s var(--ease);
}
.topnav a::after {
  content: '';
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -2px;
  height: 1px;
  background: var(--accent);
  transition: right 0.28s var(--ease);
}
.topnav a:hover { color: var(--ink); }
.topnav a:hover::after,
.topnav a.is-active::after { right: 0; }
.topnav a.is-active { color: var(--ink); }

.theme-toggle {
  flex: none;
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--ink-2);
  cursor: pointer;
  transition: border-color 0.25s var(--ease), color 0.25s var(--ease);
}
.theme-toggle:hover { border-color: var(--accent-line); color: var(--accent); }

.theme-toggle svg {
  width: 17px;
  height: 17px;
  grid-area: 1 / 1;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
}
/* The icon shows the theme the button switches TO, matching its aria-label:
   sun while dark ("switch to light"), moon while light ("switch to dark"). */
.icon-moon {
  opacity: 0;
  transform: rotate(40deg) scale(0.6);
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
.icon-sun {
  opacity: 1;
  transform: none;
  transition: opacity 0.3s var(--ease), transform 0.3s var(--ease);
}
:root[data-theme='light'] .icon-moon { opacity: 1; transform: none; }
:root[data-theme='light'] .icon-sun { opacity: 0; transform: rotate(-40deg) scale(0.6); }

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) .icon-moon { opacity: 1; transform: none; }
  :root:not([data-theme]) .icon-sun { opacity: 0; transform: rotate(-40deg) scale(0.6); }
}

/* ── Page frame ────────────────────────────────────────────────────────── */

main {
  position: relative;
  z-index: 1;
  max-width: var(--page-max);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

/* ── Hero ──────────────────────────────────────────────────────────────── */

.hero {
  padding-block: clamp(3rem, 9vw, 6.5rem) var(--sp-8);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-5);
}

.pulse {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  flex: none;
  animation: pulse 2.6s ease-out infinite;
}

@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 var(--accent-line); }
  70%  { box-shadow: 0 0 0 9px transparent; }
  100% { box-shadow: 0 0 0 0 transparent; }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: var(--t-hero);
  font-weight: 400;
  line-height: 0.88;
  letter-spacing: -0.022em;
  margin-bottom: var(--sp-5);
}

.lede {
  font-size: var(--t-lede);
  color: var(--ink-2);
  max-width: 34ch;
  line-height: 1.55;
  margin-bottom: var(--sp-6);
}
.lede strong { color: var(--ink); font-weight: 600; }

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 0.72rem 1.15rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-size: var(--t-small);
  font-weight: 500;
  color: var(--ink);
  background: var(--surface);
  transition: transform 0.22s var(--ease), border-color 0.22s var(--ease),
              background 0.22s var(--ease), color 0.22s var(--ease);
}
.btn svg {
  width: 15px;
  height: 15px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.9;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.22s var(--ease);
}
.btn:hover {
  transform: translateY(-2px);
  border-color: var(--accent-line);
}
.btn:hover svg { transform: translateX(2px); }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: var(--accent-ink);
  font-weight: 600;
}
.btn-primary:hover { filter: brightness(1.08); }

.btn-ghost {
  background: transparent;
  color: var(--ink-2);
}
.btn-ghost:hover { color: var(--ink); }

/* Hero figure — portrait with the dashboard motif floating over it */

.hero-figure { min-width: 0; }

.portrait {
  position: relative;
  max-width: 400px;
  margin-left: auto;
}

/* Soft accent bloom behind the portrait so it sits in the page rather than
   on top of it. */
.portrait::before {
  content: '';
  position: absolute;
  inset: -14% -10% -6%;
  border-radius: 50%;
  background: radial-gradient(closest-side, var(--accent-soft), transparent 72%);
  z-index: -1;
}

.portrait img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

/* ── KPI strip ─────────────────────────────────────────────────────────── */

.kpi-strip {
  margin-top: clamp(3rem, 7vw, 5rem);
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  overflow: hidden;
}

.kpi {
  background: var(--surface);
  padding: var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  transition: background 0.25s var(--ease);
}
.kpi:hover { background: var(--surface-2); }

.kpi-value {
  /* Sans, not the display serif — a figure is data, not decoration. */
  font-size: clamp(1.9rem, 3.6vw, 2.5rem);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.1;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
}

.kpi-label {
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.06em;
  color: var(--ink-3);
  line-height: 1.45;
}

/* ── Section shell ─────────────────────────────────────────────────────── */

.sec {
  display: grid;
  grid-template-columns: var(--rail-w) minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  padding-block: clamp(3.5rem, 8vw, var(--sp-9));
  border-top: 1px solid var(--line-soft);
}

.sec-rail {
  position: sticky;
  top: 104px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.sec-num {
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  color: var(--accent);
  letter-spacing: 0.14em;
}

.sec-label {
  font-family: var(--font-display);
  font-size: var(--t-h2);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.015em;
}

.sec-body { min-width: 0; }

.prose { max-width: 62ch; }
.prose p { color: var(--ink-2); margin-bottom: var(--sp-4); }
.prose p:last-child { margin-bottom: 0; }
.prose strong { color: var(--ink); font-weight: 600; }

.sub-label {
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-3);
  font-weight: 500;
  margin-top: var(--sp-7);
  margin-bottom: var(--sp-5);
}

/* ── Chips ─────────────────────────────────────────────────────────────── */

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
}

.chips li {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.02em;
  color: var(--ink-2);
  padding: 0.28rem 0.6rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--surface-2);
  white-space: nowrap;
}

/* ── Timeline ──────────────────────────────────────────────────────────── */

.timeline {
  position: relative;
  padding-left: var(--sp-6);
}
.timeline::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(to bottom, var(--line), var(--line-soft) 82%, transparent);
}

.tl-item {
  position: relative;
  padding-bottom: var(--sp-7);
}
.tl-item:last-child { padding-bottom: 0; }

.tl-marker {
  position: absolute;
  left: calc(var(--sp-6) * -1);
  top: 9px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--canvas);
  border: 1px solid var(--line);
  transition: border-color 0.25s var(--ease);
}
.tl-item:first-child .tl-marker {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
}
.tl-item:hover .tl-marker { border-color: var(--accent-line); }

.tl-head { margin-bottom: var(--sp-3); }

.tl-role {
  font-size: var(--t-h3);
  font-weight: 600;
  letter-spacing: -0.01em;
  line-height: 1.3;
}

.tl-org {
  color: var(--ink-2);
  font-size: 0.95rem;
  margin-top: 1px;
}
.tl-sep { color: var(--ink-3); margin-inline: 0.35em; }

.tl-date {
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.06em;
  color: var(--ink-3);
  margin-top: var(--sp-2);
}

.tl-points {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  max-width: 64ch;
  margin-bottom: var(--sp-4);
}
.tl-points li {
  position: relative;
  padding-left: 1.15rem;
  color: var(--ink-2);
  font-size: 0.95rem;
}
.tl-points li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 6px;
  height: 1px;
  background: var(--ink-3);
}

.tl-award {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--t-small);
  color: var(--ink-2);
  background: var(--accent-soft);
  border: 1px solid var(--accent-line);
  border-radius: 999px;
  padding: 0.3rem 0.85rem;
  margin-bottom: var(--sp-4);
}
.tl-award strong { color: var(--ink); font-weight: 600; }
.award-mark { color: var(--accent); font-size: 0.8em; }

.tl-note {
  position: relative;
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.04em;
  color: var(--ink-3);
  padding: var(--sp-3) 0 calc(var(--sp-7) - var(--sp-3));
  line-height: 1.6;
}
.tl-note-mark {
  position: absolute;
  left: calc(var(--sp-6) * -1 + 3px);
  top: calc(var(--sp-3) + 8px);
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--ink-3);
}

/* ── Skills ────────────────────────────────────────────────────────────── */

/* Fixed two-up rather than auto-fit: four cards in a three-column track
   leaves one stranded on its own row. */
.skill-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--sp-4);
}
@media (max-width: 560px) {
  .skill-grid { grid-template-columns: 1fr; }
}

.skill-card {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: var(--sp-5);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.skill-card:hover {
  border-color: var(--line);
  transform: translateY(-2px);
}

.skill-card h3 {
  font-size: var(--t-small);
  font-weight: 600;
  letter-spacing: 0.01em;
  margin-bottom: var(--sp-4);
  padding-bottom: var(--sp-3);
  border-bottom: 1px solid var(--line-soft);
}

/* ── Projects ──────────────────────────────────────────────────────────── */

.project-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--sp-4);
}

.project {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: var(--sp-5);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease),
              box-shadow 0.25s var(--ease);
}
.project:hover {
  border-color: var(--accent-line);
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}

.project-featured {
  grid-column: 1 / -1;
  background:
    linear-gradient(135deg, var(--accent-soft), transparent 46%),
    var(--surface);
  border-color: var(--accent-line);
}

.project-tag {
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.project-name {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.4vw, 1.85rem);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.project-desc {
  color: var(--ink-2);
  font-size: 0.95rem;
  max-width: 62ch;
}

.project .chips { margin-top: auto; padding-top: var(--sp-2); }

.project-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.08em;
  color: var(--ink-3);
  transition: color 0.25s var(--ease);
}
.project-link svg {
  width: 12px;
  height: 12px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform 0.25s var(--ease);
}
.project:hover .project-link { color: var(--accent); }
.project:hover .project-link svg { transform: translate(2px, -2px); }

/* ── Education & recognition ───────────────────────────────────────────── */

.edu-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--sp-4);
}

.edu {
  background: var(--surface);
  border: 1px solid var(--line-soft);
  border-radius: var(--radius);
  padding: var(--sp-5);
}
.edu h3 {
  font-size: var(--t-h3);
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: var(--sp-2);
}
.edu-org { color: var(--ink-2); font-size: 0.92rem; }
.edu-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  margin-top: var(--sp-3);
  padding-top: var(--sp-3);
  border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.06em;
  color: var(--ink-3);
}

.honours {
  display: flex;
  flex-direction: column;
}
.honours li {
  display: grid;
  grid-template-columns: 4.5rem minmax(0, 1fr);
  gap: var(--sp-4);
  padding: var(--sp-4) 0;
  border-top: 1px solid var(--line-soft);
  align-items: baseline;
}
.honours li:last-child { border-bottom: 1px solid var(--line-soft); }

.honour-year {
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.08em;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
}
.honour-text { color: var(--ink-2); font-size: 0.95rem; }
.honour-text strong { color: var(--ink); font-weight: 600; }

/* ── Contact ───────────────────────────────────────────────────────────── */

.contact-lead {
  font-size: var(--t-lede);
  color: var(--ink);
  max-width: 42ch;
  line-height: 1.5;
  margin-bottom: var(--sp-5);
}

.contact-email {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4.6vw, 2.9rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  word-break: break-word;
  background-image: linear-gradient(var(--accent), var(--accent));
  background-repeat: no-repeat;
  background-position: 0 100%;
  background-size: 0 1px;
  transition: background-size 0.4s var(--ease), color 0.25s var(--ease);
}
.contact-email:hover {
  color: var(--accent);
  background-size: 100% 1px;
}

.contact-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-5);
  margin-top: var(--sp-6);
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.contact-links a {
  color: var(--ink-3);
  padding-bottom: 2px;
  border-bottom: 1px solid var(--line);
  transition: color 0.25s var(--ease), border-color 0.25s var(--ease);
}
.contact-links a:hover { color: var(--accent); border-color: var(--accent-line); }

/* ── Footer ────────────────────────────────────────────────────────────── */

.footer {
  position: relative;
  z-index: 1;
  border-top: 1px solid var(--line-soft);
}
.footer-inner {
  max-width: var(--page-max);
  margin-inline: auto;
  padding: var(--sp-5) var(--gutter);
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3) var(--sp-5);
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.06em;
  color: var(--ink-3);
}

/* ── 404 ───────────────────────────────────────────────────────────────── */

.notfound {
  min-height: 68vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: flex-start;
  gap: var(--sp-5);
  padding-block: var(--sp-8);
}
.notfound-code {
  font-family: var(--font-mono);
  font-size: var(--t-micro);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--accent);
}
.notfound h1 {
  font-family: var(--font-display);
  font-size: clamp(2.6rem, 8vw, 5rem);
  font-weight: 400;
  line-height: 0.95;
  letter-spacing: -0.02em;
}

/* ── Reveal animation ──────────────────────────────────────────────────── */

/* Gated on `.js` — if the script never runs, nothing stays invisible. */
.js .reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.js .reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* ── Responsive ────────────────────────────────────────────────────────── */

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-figure { order: -1; }
  /* Left-align the portrait once it stacks above the text. */
  .portrait { max-width: min(86vw, 420px); margin-left: 0; }

  .sec {
    grid-template-columns: 1fr;
    gap: var(--sp-5);
  }
  .sec-rail {
    position: static;
    flex-direction: row;
    align-items: baseline;
    gap: var(--sp-3);
  }
}

@media (max-width: 720px) {
  html { scroll-padding-top: 80px; }

  .kpi-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .kpi { padding: var(--sp-4); }

  /* The hidden nav was what pushed the toggle right; take over that job. */
  .topnav { display: none; }
  .theme-toggle { margin-left: auto; }

  .lede { max-width: none; }
  .timeline { padding-left: var(--sp-5); }
  .tl-marker { left: calc(var(--sp-5) * -1); }
  .tl-note-mark { left: calc(var(--sp-5) * -1 + 3px); }

  .honours li {
    grid-template-columns: 1fr;
    gap: var(--sp-1);
  }
}

/* Two-up holds down to ~360px; below that the labels start wrapping badly. */
@media (max-width: 360px) {
  .kpi-strip { grid-template-columns: 1fr; }
}

/* ── Motion & print ────────────────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .js .reveal { opacity: 1; transform: none; }
}

@media print {
  body::before, .topbar, .hero-figure, .theme-toggle { display: none; }
  body { background: #fff; color: #000; }
  .js .reveal { opacity: 1; transform: none; }
  .sec { break-inside: avoid; border-top: 1px solid #ccc; }
  a[href^='http']::after { content: ' (' attr(href) ')'; font-size: 0.7em; }
}