/* ═══════════════════════════════════════════════════════════════
   christopher-grimsley.com
   No framework, no build step. Theme colours are set on :root by
   main.js as the active/hovered project changes.
   ═══════════════════════════════════════════════════════════════ */

:root {
  /* structural */
  --ink:        #e9ebef;
  --ink-dim:    #9aa1ad;
  --ink-faint:  #646c79;
  --line:       rgba(255,255,255,.09);
  --line-soft:  rgba(255,255,255,.05);
  --card:       rgba(255,255,255,.035);
  --card-hi:    rgba(255,255,255,.06);

  /* themed — overwritten live */
  --accent:  #93b571;
  --accent2: #c3d99b;
  --tint:    #eef3e4;
  --bg1:     #14161a;
  --bg2:     #08090b;
  --glow:    147,181,113;

  --shell:   min(1180px, 100% - 3rem);
  --ease:    cubic-bezier(.22,.61,.36,1);
  --ease-io: cubic-bezier(.65,.05,.36,1);

  /* Archivo for display — a grotesque with real mechanical width, set tight.
     IBM Plex Sans and Plex Mono for body and data: one engineered family,
     drawn for technical documentation, which is what this résumé is about. */
  --font-display: "Archivo", "Helvetica Neue", "Segoe UI", system-ui, sans-serif;
  --font-body:    "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-mono:    "IBM Plex Mono", ui-monospace, "Cascadia Code", monospace;

  color-scheme: dark;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg2);
  color: var(--ink);
  font-family: var(--font-body);
  font-weight: 300;
  font-size: clamp(15px, .55vw + 13px, 17px);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  transition: background-color .9s var(--ease);
}

::selection { background: var(--accent); color: #06070a; }

a { color: inherit; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1.08;
  margin: 0;
}

code {
  font-family: var(--font-mono);
  font-size: .88em;
  background: rgba(var(--glow), .13);
  color: var(--accent2);
  padding: .1em .38em;
  border-radius: 4px;
  white-space: nowrap;
}

kbd {
  font-family: var(--font-mono);
  font-size: .78em;
  border: 1px solid var(--line);
  border-bottom-width: 2px;
  border-radius: 5px;
  padding: .1em .42em;
  color: var(--ink-dim);
}

.sep { opacity: .38; margin: 0 .5em; }

.skip {
  position: fixed; top: -100px; left: 1rem; z-index: 999;
  background: var(--accent); color: #06070a;
  padding: .6rem 1rem; border-radius: 8px; font-weight: 600;
  transition: top .2s;
}
.skip:focus { top: 1rem; }

/* ── living background ──────────────────────────────────────── */

.field {
  position: fixed; inset: 0; z-index: -1;
  background: var(--bg2);
  transition: background-color .9s var(--ease);
  overflow: hidden;
}

.blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(90px);
  opacity: .5;
  will-change: transform, background-color;
  transition: background-color .9s var(--ease), opacity .9s var(--ease);
}

.blob-a {
  width: 62vw; height: 62vw; min-width: 480px; min-height: 480px;
  top: -18vw; left: -12vw;
  background: var(--bg1);
  opacity: .95;
  animation: driftA 26s var(--ease-io) infinite alternate;
}

.blob-b {
  width: 46vw; height: 46vw; min-width: 380px; min-height: 380px;
  bottom: -14vw; right: -8vw;
  background: rgba(var(--glow), .28);
  animation: driftB 32s var(--ease-io) infinite alternate;
}

.blob-c {
  width: 34vw; height: 34vw; min-width: 300px; min-height: 300px;
  top: 42%; left: 46%;
  background: rgba(var(--glow), .16);
  animation: driftC 38s var(--ease-io) infinite alternate;
}

@keyframes driftA {
  from { transform: translate3d(0,0,0)   scale(1); }
  to   { transform: translate3d(9vw,7vh,0) scale(1.14); }
}
@keyframes driftB {
  from { transform: translate3d(0,0,0)     scale(1.06); }
  to   { transform: translate3d(-11vw,-9vh,0) scale(.9); }
}
@keyframes driftC {
  from { transform: translate3d(-6vw,4vh,0)  scale(.92); }
  to   { transform: translate3d(7vw,-8vh,0) scale(1.2); }
}

/* horizon line that follows the accent */
.mesh {
  position: absolute; inset: 0;
  background:
    radial-gradient(120% 70% at 50% 0%, transparent 55%, rgba(0,0,0,.55) 100%),
    linear-gradient(180deg, transparent 62%, rgba(var(--glow), .07) 100%);
  transition: background .9s var(--ease);
}

.grain {
  position: absolute; inset: -50%;
  opacity: .028;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E");
  animation: grainShift 7s steps(6) infinite;
  pointer-events: none;
}
@keyframes grainShift {
  0%   { transform: translate(0,0); }
  20%  { transform: translate(-4%,3%); }
  40%  { transform: translate(3%,-4%); }
  60%  { transform: translate(-3%,-3%); }
  80%  { transform: translate(4%,2%); }
  100% { transform: translate(0,0); }
}

/* ── nav ────────────────────────────────────────────────────── */

.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 60;
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem max(1.5rem, calc((100vw - var(--shell)) / 2));
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  background: linear-gradient(180deg, rgba(6,7,10,.72), rgba(6,7,10,0));
  transition: background .5s;
}

.nav-mark {
  display: grid; place-items: center;
  width: 38px; height: 38px;
  border: 1px solid var(--line);
  border-radius: 10px;
  font-family: var(--font-display);
  font-weight: 700; font-size: .82rem; letter-spacing: .04em;
  color: var(--accent);
  text-decoration: none;
  transition: border-color .4s, color .9s var(--ease), background .4s;
}
.nav-mark:hover { border-color: var(--accent); background: rgba(var(--glow), .1); }

.nav nav { display: flex; gap: clamp(.7rem, 2vw, 1.9rem); }

.nav nav a {
  font-size: .82rem;
  letter-spacing: .04em;
  text-transform: lowercase;
  color: var(--ink-dim);
  text-decoration: none;
  position: relative;
  padding: .25rem 0;
  transition: color .3s;
}
.nav nav a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0;
  height: 1px; background: var(--accent);
  transform: scaleX(0); transform-origin: left;
  transition: transform .38s var(--ease);
}
.nav nav a:hover { color: var(--ink); }
.nav nav a:hover::after { transform: scaleX(1); }

/* ── reveal ─────────────────────────────────────────────────── */

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity .85s var(--ease), transform .85s var(--ease);
}
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: .08s; }
.reveal[data-delay="2"] { transition-delay: .16s; }
.reveal[data-delay="3"] { transition-delay: .24s; }
.reveal[data-delay="4"] { transition-delay: .32s; }
.reveal[data-delay="5"] { transition-delay: .40s; }
.reveal[data-delay="6"] { transition-delay: .48s; }
.reveal[data-delay="7"] { transition-delay: .56s; }

/* ── hero ───────────────────────────────────────────────────── */

.hero {
  min-height: 100svh;
  width: var(--shell);
  margin: 0 auto;
  display: flex; flex-direction: column; justify-content: center;
  padding: 7rem 0 4rem;
  position: relative;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: .74rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 1.4rem;
  transition: color .9s var(--ease);
}

.hero h1 {
  font-size: clamp(3.1rem, 11vw, 8.4rem);
  font-weight: 700;
  letter-spacing: -.045em;
  margin: 0 0 1.6rem;
}
.hero h1 .line { display: block; }
.hero h1 .line:last-child {
  color: transparent;
  -webkit-text-stroke: 1.4px var(--ink-faint);
  transition: -webkit-text-stroke-color .9s var(--ease);
}
.hero:hover h1 .line:last-child { -webkit-text-stroke-color: var(--accent); }

.hero-sub {
  max-width: 62ch;
  font-size: clamp(1.02rem, .55vw + .9rem, 1.28rem);
  color: var(--ink-dim);
  margin: 0 0 2rem;
}
.hero-sub em { color: var(--ink); font-style: italic; }

.hero-meta { display: flex; flex-wrap: wrap; gap: .55rem; margin-bottom: 2.4rem; }

.pill {
  font-family: var(--font-mono);
  font-size: .72rem;
  letter-spacing: .04em;
  padding: .38rem .8rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink-dim);
  background: var(--card);
  transition: border-color .9s var(--ease), color .3s;
}
.pill:first-child { border-color: rgba(var(--glow), .45); color: var(--accent2); }

.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; }

.btn {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .8rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: 999px;
  font-family: var(--font-display);
  font-size: .9rem; font-weight: 500;
  text-decoration: none;
  color: var(--ink);
  background: var(--card);
  transition: transform .3s var(--ease), background .3s, border-color .3s, color .3s;
}
.btn:hover { transform: translateY(-2px); background: var(--card-hi); border-color: var(--ink-faint); }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #06070a;
  font-weight: 600;
  transition: transform .3s var(--ease), background .9s var(--ease), border-color .9s var(--ease), box-shadow .3s;
}
.btn-primary:hover {
  background: var(--accent2);
  border-color: var(--accent2);
  box-shadow: 0 12px 40px -10px rgba(var(--glow), .6);
}

.scroll-hint {
  position: absolute; bottom: 2.2rem; left: 0;
  width: 1px; height: 54px;
  background: var(--line);
  overflow: hidden;
}
.scroll-hint span {
  position: absolute; inset: 0;
  background: var(--accent);
  animation: scrollTick 2.4s var(--ease-io) infinite;
  transition: background-color .9s var(--ease);
}
@keyframes scrollTick {
  0%   { transform: translateY(-100%); }
  55%  { transform: translateY(0); }
  100% { transform: translateY(100%); }
}

/* ── section chrome ─────────────────────────────────────────── */

.section-head {
  width: var(--shell);
  margin: 0 auto 3rem;
}
.section-head h2 {
  font-size: clamp(1.9rem, 4vw, 3.2rem);
  margin-bottom: .6rem;
}
.section-head h2::after {
  content: "";
  display: block;
  width: 46px; height: 2px;
  margin-top: 1rem;
  background: var(--accent);
  transition: background-color .9s var(--ease);
}
.section-head p { color: var(--ink-dim); margin: 0; max-width: 58ch; }

.slab { padding: clamp(5rem, 11vh, 9rem) 0; }

/* ── carousel ───────────────────────────────────────────────── */

.work { padding: clamp(4rem, 9vh, 7rem) 0 clamp(4rem, 9vh, 7rem); }

.stage {
  position: relative;
  height: clamp(430px, 56vh, 560px);
  perspective: 1900px;
  perspective-origin: 50% 46%;
  /* Cards three deep sit outside the viewport at narrow widths and would
     widen the document. Clip the x axis only, so the active card keeps the
     room its drop shadow needs. `hidden` is the fallback for Safari < 16. */
  overflow: hidden;
  overflow: clip visible;
  outline: none;
  cursor: grab;
  touch-action: pan-y;
  -webkit-user-select: none;
  user-select: none;
}
.stage.dragging { cursor: grabbing; }
.stage:focus-visible { outline: none; }
.stage:focus-visible .card.is-active {
  box-shadow: 0 0 0 2px var(--accent), 0 40px 90px -30px rgba(0,0,0,.9);
}

.track {
  position: absolute; inset: 0;
  transform-style: preserve-3d;
}

.card {
  position: absolute;
  top: 50%; left: 50%;
  width: clamp(268px, 27vw, 348px);
  height: clamp(370px, 46vh, 458px);
  margin: 0;
  padding: 1.7rem 1.6rem 1.5rem;
  display: flex; flex-direction: column;
  text-align: left;
  border: 1px solid var(--c-line, rgba(255,255,255,.1));
  border-radius: 20px;
  background:
    linear-gradient(168deg, var(--c-bg1) 0%, var(--c-bg2) 100%);
  color: var(--ink);
  font: inherit;
  cursor: pointer;
  overflow: hidden;
  transform-style: preserve-3d;
  backface-visibility: hidden;
  will-change: transform, opacity;
  transition:
    transform .82s var(--ease),
    opacity .6s var(--ease),
    box-shadow .5s var(--ease),
    border-color .5s var(--ease);
}

/* accent wash + sheen */
.card::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(90% 62% at 18% 0%, rgba(var(--c-glow), .28), transparent 68%);
  opacity: .8;
  pointer-events: none;
}
.card::after {
  content: "";
  position: absolute; top: 0; left: -60%;
  width: 45%; height: 100%;
  background: linear-gradient(100deg, transparent, rgba(255,255,255,.09), transparent);
  transform: skewX(-14deg);
  pointer-events: none;
  transition: left .9s var(--ease);
}
.card.is-active::after { left: 130%; }

.card.is-active {
  box-shadow:
    0 44px 90px -34px rgba(0,0,0,.92),
    0 0 0 1px rgba(var(--c-glow), .35),
    0 0 70px -18px rgba(var(--c-glow), .38);
  border-color: rgba(var(--c-glow), .45);
}

.card.is-far { pointer-events: none; }

.card-index {
  position: absolute; top: 1.2rem; right: 1.3rem;
  font-family: var(--font-mono);
  font-size: .68rem;
  letter-spacing: .1em;
  color: var(--c-accent);
  opacity: .65;
}

.card-year {
  font-family: var(--font-mono);
  font-size: .7rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: .9rem;
  position: relative;
}

.card-kicker {
  font-size: .74rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 .5rem;
  position: relative;
}

.card h3 {
  font-size: clamp(1.4rem, 1.7vw, 1.72rem);
  margin: 0 0 .7rem;
  position: relative;
  color: var(--c-ink);
}

.card-tag {
  font-size: .92rem;
  line-height: 1.5;
  color: var(--ink-dim);
  margin: 0;
  position: relative;
  flex: 1;
}

.card-stack {
  display: flex; flex-wrap: wrap; gap: .32rem;
  margin: 1rem 0 .9rem;
  position: relative;
}
.card-chip {
  font-family: var(--font-mono);
  font-size: .64rem;
  letter-spacing: .02em;
  padding: .22rem .5rem;
  border-radius: 5px;
  background: rgba(var(--c-glow), .13);
  color: var(--c-accent);
  white-space: nowrap;
}

.card-foot {
  display: flex; align-items: center; justify-content: space-between;
  gap: .8rem;
  padding-top: .9rem;
  border-top: 1px solid rgba(255,255,255,.08);
  position: relative;
}
.card-status {
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .06em;
  color: var(--ink-faint);
}
.card-open {
  display: inline-flex; align-items: center; gap: .38rem;
  font-family: var(--font-display);
  font-size: .8rem; font-weight: 500;
  color: var(--c-accent);
}
.card-open svg { width: 14px; height: 14px; transition: transform .35s var(--ease); }
.card:hover .card-open svg { transform: translateX(4px); }

/* arrows */
.arrow {
  position: absolute; top: 50%; z-index: 40;
  transform: translateY(-50%);
  width: 48px; height: 48px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(10,11,14,.6);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--ink-dim);
  cursor: pointer;
  transition: background .3s, color .3s, border-color .3s, transform .3s var(--ease);
}
.arrow svg { width: 20px; height: 20px; }
.arrow:hover {
  color: #06070a;
  background: var(--accent);
  border-color: var(--accent);
}
.arrow-prev { left: max(.75rem, calc((100vw - var(--shell)) / 2 - 60px)); }
.arrow-next { right: max(.75rem, calc((100vw - var(--shell)) / 2 - 60px)); }
.arrow-prev:hover { transform: translateY(-50%) translateX(-3px); }
.arrow-next:hover { transform: translateY(-50%) translateX(3px); }
.arrow[disabled] { opacity: .25; pointer-events: none; }

/* timeline dots */
.timeline {
  width: var(--shell);
  margin: 2.6rem auto 0;
  display: flex; align-items: flex-start;
  gap: 0;
  position: relative;
}
.timeline::before {
  content: "";
  position: absolute; left: 0; right: 0; top: 5px;
  height: 1px; background: var(--line);
}

.tick {
  flex: 1;
  display: flex; flex-direction: column; align-items: center; gap: .55rem;
  background: none; border: 0; padding: 0 .2rem;
  cursor: pointer;
  color: var(--ink-faint);
  font-family: var(--font-mono);
  font-size: .66rem;
  letter-spacing: .06em;
  transition: color .35s;
  position: relative;
}
.tick-dot {
  width: 11px; height: 11px;
  border-radius: 50%;
  border: 1px solid var(--line);
  background: var(--bg2);
  transition: background .45s var(--ease), border-color .45s var(--ease), transform .45s var(--ease), box-shadow .45s;
}
.tick-label {
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity .35s, transform .35s var(--ease);
  white-space: nowrap;
}
.tick:hover { color: var(--ink-dim); }
.tick:hover .tick-dot { border-color: var(--ink-faint); transform: scale(1.2); }
.tick.on { color: var(--accent); }
.tick.on .tick-dot {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.35);
  box-shadow: 0 0 0 5px rgba(var(--glow), .16);
}
.tick.on .tick-label { opacity: 1; transform: none; }

.stage-hint {
  width: var(--shell);
  margin: 1.6rem auto 0;
  font-size: .78rem;
  color: var(--ink-faint);
  text-align: center;
}

/* ── experience ─────────────────────────────────────────────── */

.entries {
  width: var(--shell);
  margin: 0 auto;
  padding: 0;
  list-style: none;
}

.entry {
  display: grid;
  grid-template-columns: 190px 1fr;
  gap: 2.4rem;
  padding: 2.4rem 0;
  border-top: 1px solid var(--line-soft);
}
.entry:first-child { border-top: 0; padding-top: 0; }

.entry-when {
  display: flex; flex-direction: column;
  font-family: var(--font-mono);
  font-size: .78rem;
  letter-spacing: .05em;
  color: var(--ink-faint);
  padding-top: .35rem;
}
.entry-when .dash { opacity: .4; margin: .1rem 0; }

.entry-what h3 {
  font-size: clamp(1.15rem, 1.6vw, 1.5rem);
  margin-bottom: .35rem;
}
.entry-what h3 .rank { color: var(--ink-faint); font-weight: 400; font-size: .78em; }

.org { color: var(--accent2); font-size: .9rem; margin: 0 0 .3rem; transition: color .9s var(--ease); }
.awards { color: var(--ink-faint); font-size: .82rem; margin: 0 0 1rem; font-family: var(--font-mono); letter-spacing: .02em; }

.entry-what ul { margin: .9rem 0 0; padding: 0; list-style: none; }
.entry-what li {
  position: relative;
  padding-left: 1.35rem;
  margin-bottom: .62rem;
  color: var(--ink-dim);
  font-size: .95rem;
}
.entry-what li::before {
  content: "";
  position: absolute; left: 0; top: .68em;
  width: 6px; height: 1px;
  background: var(--accent);
  transition: background-color .9s var(--ease), width .3s;
}
.entry-what li:hover { color: var(--ink); }
.entry-what li:hover::before { width: 12px; }

/* ── education ──────────────────────────────────────────────── */

.edu {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}
.edu-main h3 { font-size: clamp(1.3rem, 2vw, 1.75rem); margin-bottom: .4rem; }
.edu-note { color: var(--ink-dim); font-size: .92rem; margin: .2rem 0 0; }
.edu-note em { color: var(--accent2); font-style: italic; }

.edu-course {
  border-left: 1px solid var(--line);
  padding-left: 2rem;
}
.edu-course h4 {
  font-size: .74rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-faint); font-weight: 500; margin-bottom: 1rem;
}
.edu-course ul { margin: 0; padding: 0; list-style: none; }
.edu-course li {
  color: var(--ink-dim); font-size: .92rem; margin-bottom: .55rem;
}
.edu-course strong { color: var(--ink); font-weight: 500; }

/* ── skills ─────────────────────────────────────────────────── */

.skills-grid {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
  gap: 1rem;
}

.skill-card {
  padding: 1.5rem 1.4rem;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: var(--card);
  transition:
    opacity .85s var(--ease), transform .85s var(--ease),
    border-color .4s, background .4s;
}
.skill-card:hover {
  border-color: rgba(var(--glow), .38);
  background: var(--card-hi);
}
.skill-card h3 {
  font-size: .78rem; letter-spacing: .14em; text-transform: uppercase;
  color: var(--accent); font-weight: 600; margin-bottom: .8rem;
  transition: color .9s var(--ease);
}
.skill-card p { margin: 0; color: var(--ink-dim); font-size: .92rem; line-height: 1.7; }

/* ── contact ────────────────────────────────────────────────── */

.contact { padding-bottom: clamp(4rem, 8vh, 7rem); }

.contact-links {
  width: var(--shell);
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1rem;
}

.contact-link {
  display: flex; flex-direction: column; gap: .35rem;
  padding: 1.5rem 1.5rem;
  border: 1px solid var(--line-soft);
  border-radius: 16px;
  background: var(--card);
  text-decoration: none;
  transition: transform .35s var(--ease), border-color .35s, background .35s;
}
.contact-link:hover {
  transform: translateY(-3px);
  border-color: rgba(var(--glow), .45);
  background: var(--card-hi);
}
.cl-label {
  font-family: var(--font-mono);
  font-size: .68rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-faint);
}
.cl-value {
  font-family: var(--font-display);
  font-size: clamp(.95rem, 1.2vw, 1.1rem);
  font-weight: 500;
  color: var(--ink);
  word-break: break-word;
}
.contact-link:hover .cl-value { color: var(--accent2); }

/* ── footer ─────────────────────────────────────────────────── */

.foot {
  width: var(--shell);
  margin: 0 auto;
  padding: 2.4rem 0 3rem;
  border-top: 1px solid var(--line-soft);
  display: flex; flex-wrap: wrap; gap: .6rem;
  align-items: center; justify-content: space-between;
  font-size: .8rem;
  color: var(--ink-faint);
}
.foot p { margin: 0; }

/* ── modal ──────────────────────────────────────────────────── */

.modal { position: fixed; inset: 0; z-index: 200; }
.modal[hidden] { display: none; }

.modal-scrim {
  position: absolute; inset: 0;
  background: rgba(4,5,7,.8);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  opacity: 0;
  transition: opacity .42s var(--ease);
}
.modal.open .modal-scrim { opacity: 1; }

.modal-panel {
  position: absolute;
  top: 50%; left: 50%;
  width: min(760px, calc(100vw - 2.5rem));
  max-height: min(86vh, 900px);
  transform: translate(-50%, -46%) scale(.955);
  opacity: 0;
  border: 1px solid rgba(var(--glow), .3);
  border-radius: 22px;
  background:
    linear-gradient(168deg, var(--bg1) 0%, var(--bg2) 92%);
  box-shadow: 0 60px 130px -40px rgba(0,0,0,.95);
  overflow: hidden;
  transition: transform .5s var(--ease), opacity .38s var(--ease), border-color .9s var(--ease);
}
.modal.open .modal-panel { transform: translate(-50%, -50%) scale(1); opacity: 1; }

.modal-panel::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(80% 46% at 12% 0%, rgba(var(--glow), .22), transparent 62%);
  pointer-events: none;
}

.modal-close {
  position: absolute; top: 1rem; right: 1rem; z-index: 3;
  width: 38px; height: 38px;
  display: grid; place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(0,0,0,.32);
  color: var(--ink-dim);
  cursor: pointer;
  transition: color .3s, background .3s, border-color .3s, transform .3s;
}
.modal-close svg { width: 17px; height: 17px; }
.modal-close:hover {
  color: #06070a; background: var(--accent); border-color: var(--accent);
  transform: rotate(90deg);
}

.modal-body {
  position: relative;
  max-height: min(86vh, 900px);
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 2.6rem clamp(1.4rem, 4vw, 2.8rem) 2.4rem;
}
.modal-body::-webkit-scrollbar { width: 9px; }
.modal-body::-webkit-scrollbar-thumb {
  background: rgba(var(--glow), .3); border-radius: 9px;
}

.modal-kicker {
  font-family: var(--font-mono);
  font-size: .7rem; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 .9rem;
}

#modal-title {
  font-size: clamp(1.85rem, 4.4vw, 2.9rem);
  margin-bottom: .55rem;
}

.modal-tagline {
  font-size: clamp(1rem, 1.4vw, 1.16rem);
  color: var(--tint);
  margin: 0 0 .8rem;
  max-width: 54ch;
}

.modal-status {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: .68rem; letter-spacing: .1em; text-transform: uppercase;
  padding: .3rem .72rem;
  border: 1px solid rgba(var(--glow), .4);
  border-radius: 999px;
  color: var(--accent2);
  margin: 0 0 1.8rem;
}

.modal-summary {
  color: var(--ink-dim);
  font-size: 1rem;
  margin: 0 0 2rem;
  max-width: 66ch;
}

.modal-h3 {
  font-size: .72rem; letter-spacing: .18em; text-transform: uppercase;
  color: var(--ink-faint); font-weight: 600;
  margin: 0 0 1rem;
}

.modal-points { margin: 0 0 2rem; padding: 0; list-style: none; }
.modal-points li {
  position: relative;
  padding-left: 1.6rem;
  margin-bottom: .85rem;
  color: var(--ink-dim);
  font-size: .95rem;
  max-width: 68ch;
  opacity: 0;
  transform: translateY(8px);
  animation: pointIn .5s var(--ease) forwards;
}
.modal-points li::before {
  content: "";
  position: absolute; left: 0; top: .62em;
  width: 8px; height: 8px;
  border: 1px solid var(--accent);
  border-radius: 2px;
  transform: rotate(45deg);
}
@keyframes pointIn { to { opacity: 1; transform: none; } }

.modal-stack {
  display: flex; flex-wrap: wrap; gap: .4rem;
  margin: 0 0 2rem; padding: 0; list-style: none;
}
.modal-stack li {
  font-family: var(--font-mono);
  font-size: .72rem;
  padding: .32rem .68rem;
  border: 1px solid var(--line);
  border-radius: 7px;
  color: var(--ink-dim);
  background: rgba(var(--glow), .07);
}

.modal-note {
  font-size: .84rem;
  color: var(--ink-faint);
  font-style: italic;
  margin: 0 0 1.7rem;
  padding-left: .9rem;
  border-left: 2px solid rgba(var(--glow), .3);
}
.modal-note:empty { display: none; }

.modal-links { display: flex; flex-wrap: wrap; gap: .7rem; }

/* ── responsive ─────────────────────────────────────────────── */

@media (max-width: 900px) {
  .edu { grid-template-columns: 1fr; gap: 2rem; }
  .edu-course { border-left: 0; border-top: 1px solid var(--line); padding-left: 0; padding-top: 1.6rem; }
  .entry { grid-template-columns: 1fr; gap: .9rem; }
  .entry-when { flex-direction: row; gap: .45rem; padding-top: 0; }
  .entry-when .dash { margin: 0; }
}

@media (max-width: 700px) {
  :root { --shell: calc(100% - 2.4rem); }
  .nav nav { gap: .85rem; }
  .nav nav a { font-size: .74rem; }
  .stage { height: 460px; perspective: 1200px; }
  .card { width: 264px; height: 400px; padding: 1.4rem 1.3rem 1.2rem; }
  .arrow { width: 42px; height: 42px; }
  .arrow-prev { left: .25rem; }
  .arrow-next { right: .25rem; }
  .tick-label { display: none; }
  .hero h1 .line:last-child { -webkit-text-stroke-width: 1px; }
  .stage-hint { display: none; }
}

@media (hover: none) {
  .stage-hint { display: none; }
}

/* ── reduced motion ─────────────────────────────────────────── */

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .modal-points li { opacity: 1; transform: none; }
}

/* ── print ──────────────────────────────────────────────────── */

@media print {
  .field, .nav, .arrow, .timeline, .stage-hint, .modal, .scroll-hint, .hero-cta { display: none !important; }
  body { background: #fff; color: #000; }
  .stage { height: auto; perspective: none; }
  .track { position: static; }
  .card {
    position: static; width: 100%; height: auto;
    page-break-inside: avoid; margin-bottom: 1rem;
    transform: none !important; opacity: 1 !important;
    border: 1px solid #999; background: #fff; color: #000;
  }
  .reveal { opacity: 1 !important; transform: none !important; }
  a { text-decoration: underline; }
}

/* drag: kill the easing so the cards track the finger 1:1 */
.stage.dragging .card { transition: none; }