/* ============================================================
   Portfolio — shared styles
   Manrope · cool off-white (#fafcfd) · restrained green accent
   ============================================================ */

:root{
  --bg:#fafcfd;
  --ink:#11161b;
  --ink-soft:#626d77;
  --ink-faint:#9aa4ad;
  --line:#e4e9ed;
  --line-strong:#d2d9df;
  --accent:#4aa36c;
  --card:#ffffff;
  --shadow:0 1px 2px rgba(17,22,27,.04),0 12px 32px -16px rgba(17,22,27,.12);
  --ease:cubic-bezier(.22,.61,.36,1);
  --maxw:1120px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:"Manrope",system-ui,sans-serif;
  font-weight:500;
  line-height:1.55;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  overflow-x:hidden;
  opacity:0;
  transition:opacity .5s var(--ease);
}
body.ready{opacity:1}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
::selection{background:var(--ink);color:var(--bg)}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}

/* ---------- nav ---------- */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(140%) blur(14px);
  background:color-mix(in srgb,var(--bg) 78%,transparent);
  border-bottom:1px solid transparent;
  transition:border-color .4s var(--ease);
}
.nav.scrolled{border-bottom-color:var(--line)}
.nav__inner{display:flex;align-items:center;justify-content:space-between;height:72px}
.brand{font-weight:700;font-size:15px;letter-spacing:-.01em;display:flex;align-items:center;gap:9px}
.brand__dot{
  width:7px;height:7px;border-radius:50%;background:var(--accent);
  animation:pulse 2.8s var(--ease) infinite;
}
@keyframes pulse{
  0%{box-shadow:0 0 0 0 color-mix(in srgb,var(--accent) 55%,transparent)}
  70%{box-shadow:0 0 0 7px transparent}
  100%{box-shadow:0 0 0 0 transparent}
}
.menu{display:flex;gap:30px;align-items:center}
.menu a{font-size:14px;font-weight:600;color:var(--ink-soft);position:relative;padding:4px 0;transition:color .25s var(--ease)}
.menu a::after{
  content:"";position:absolute;left:0;bottom:-1px;width:100%;height:1.5px;background:var(--ink);
  transform:scaleX(0);transform-origin:right;transition:transform .35s var(--ease);
}
.menu a:hover{color:var(--ink)}
.menu a:hover::after{transform:scaleX(1);transform-origin:left}
.menu a.is-active{color:var(--ink)}

/* ---------- hero ---------- */
.hero{padding:120px 0 96px}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-size:13px;font-weight:600;letter-spacing:.04em;
  color:var(--ink-soft);border:1px solid var(--line);border-radius:100px;padding:7px 14px 7px 12px;background:var(--card);
}
.eyebrow .live{width:6px;height:6px;border-radius:50%;background:var(--accent)}
h1.display{
  margin-top:30px;font-weight:700;font-size:clamp(40px,7.4vw,86px);
  line-height:1.02;letter-spacing:-.035em;max-width:15ch;
}
h1.display .soft{color:var(--ink-faint)}
h1.display em{font-style:normal;font-weight:800;position:relative;white-space:nowrap}
h1.display em::after{
  content:"";position:absolute;left:0;right:0;bottom:.08em;height:.09em;background:var(--accent);border-radius:2px;
  transform:scaleX(0);transform-origin:left;animation:underline 1s var(--ease) 1.1s forwards;
}
@keyframes underline{to{transform:scaleX(1)}}
.hero__meta{margin-top:38px;display:flex;flex-wrap:wrap;gap:14px 28px;color:var(--ink-soft);font-size:15px;font-weight:500}
.hero__meta span{display:inline-flex;align-items:center;gap:9px}
.hero__meta .dot{width:5px;height:5px;border-radius:50%;background:var(--ink-faint)}

/* ---------- section scaffolding ---------- */
.section{padding:30px 0}
.section__head{
  display:flex;align-items:baseline;justify-content:space-between;gap:20px;
  padding-bottom:22px;border-bottom:1px solid var(--line);margin-bottom:8px;
}
.section__label{font-size:13px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-faint)}
.section__note{font-size:14px;color:var(--ink-soft);font-weight:500}

/* ---------- experience ---------- */
.xp__row{
  display:grid;grid-template-columns:84px 1fr auto;align-items:center;gap:24px;
  padding:22px 8px;border-bottom:1px solid var(--line);position:relative;transition:padding-left .4s var(--ease);
}
.xp__row::before{
  content:"";position:absolute;left:-8px;top:0;bottom:0;width:2px;background:var(--accent);
  transform:scaleY(0);transform-origin:bottom;transition:transform .4s var(--ease);border-radius:2px;
}
.xp__row:hover{padding-left:22px}
.xp__row:hover::before{transform:scaleY(1);transform-origin:top}
.xp__year{font-size:14px;font-weight:600;color:var(--ink-faint);font-variant-numeric:tabular-nums}
.xp__co{font-size:clamp(19px,2.4vw,26px);font-weight:700;letter-spacing:-.02em}
.xp__role{font-size:14px;color:var(--ink-soft);font-weight:500;display:flex;align-items:center;gap:10px}
.xp__arrow{color:var(--ink-faint);transition:transform .35s var(--ease),color .35s var(--ease)}
.xp__row:hover .xp__arrow{transform:translate(3px,-3px);color:var(--ink)}

/* ---------- work grid ---------- */
.grid{margin-top:10px;display:grid;gap:18px;grid-template-columns:repeat(2,1fr)}
.proj{
  display:flex;flex-direction:column;justify-content:space-between;gap:42px;min-height:228px;padding:28px;
  border-radius:18px;background:var(--card);border:1px solid var(--line);position:relative;overflow:hidden;
  transition:transform .45s var(--ease),border-color .45s var(--ease),box-shadow .45s var(--ease);
}
.proj::after{
  content:"";position:absolute;inset:0;border-radius:18px;pointer-events:none;opacity:0;transition:opacity .45s var(--ease);
  background:radial-gradient(120% 120% at 100% 0%,color-mix(in srgb,var(--accent) 8%,transparent),transparent 55%);
}
.proj:hover{transform:translateY(-4px);border-color:var(--line-strong);box-shadow:var(--shadow)}
.proj:hover::after{opacity:1}
.proj__tag{font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--ink-soft);border:1px solid var(--line);border-radius:100px;padding:5px 11px;align-self:flex-start;white-space:nowrap}
.proj__body{display:flex;flex-direction:column;gap:18px}
.proj__title{font-size:22px;font-weight:700;letter-spacing:-.02em;line-height:1.18;max-width:22ch}
.proj__foot{display:flex;align-items:center;justify-content:space-between}
.proj__meta{font-size:14px;color:var(--ink-soft);font-weight:500}
.proj__go{
  width:34px;height:34px;border-radius:50%;border:1px solid var(--line);display:grid;place-items:center;color:var(--ink-soft);
  transition:background .35s var(--ease),color .35s var(--ease),border-color .35s var(--ease),transform .35s var(--ease);
}
.proj:hover .proj__go{background:var(--ink);color:var(--bg);border-color:var(--ink);transform:rotate(-45deg)}

/* ---------- footer ---------- */
.foot{margin-top:90px;padding:64px 0 56px;border-top:1px solid var(--line)}
.foot__grid{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;flex-wrap:wrap}
.foot__big{font-size:clamp(28px,4.6vw,52px);font-weight:700;letter-spacing:-.03em;line-height:1.06}
.foot__big span{color:var(--ink-faint)}
.foot__links{display:flex;gap:26px;flex-wrap:wrap}
.foot__links a{font-size:14px;font-weight:600;color:var(--ink-soft);display:inline-flex;align-items:center;gap:6px;transition:color .25s var(--ease)}
.foot__links a:hover{color:var(--ink)}
.foot__links svg{width:13px;height:13px;opacity:.5;transition:transform .3s var(--ease),opacity .3s var(--ease)}
.foot__links a:hover svg{transform:translate(2px,-2px);opacity:1}
.foot__legal{margin-top:48px;font-size:13px;color:var(--ink-faint);font-weight:500}

/* ---------- reveal ---------- */
[data-reveal]{opacity:0;transform:translateY(22px);transition:opacity .7s var(--ease),transform .7s var(--ease)}
[data-reveal].in{opacity:1;transform:none}

/* ============================================================
   Case study page
   ============================================================ */
.case{padding:56px 0 0}
.back{
  display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--ink-soft);
  transition:gap .3s var(--ease),color .3s var(--ease);
}
.back:hover{gap:12px;color:var(--ink)}
.case__head{padding:40px 0 36px;border-bottom:1px solid var(--line)}
.case__tagrow{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.case__tag{font-size:12px;font-weight:600;color:var(--ink-soft);border:1px solid var(--line);border-radius:100px;padding:5px 12px}
.case__metatop{font-size:14px;font-weight:500;color:var(--ink-faint)}
.case__title{font-size:clamp(34px,5.6vw,64px);font-weight:700;letter-spacing:-.035em;line-height:1.04;max-width:18ch}
.case__summary{margin-top:22px;font-size:clamp(17px,2vw,20px);color:var(--ink-soft);max-width:60ch;font-weight:500}
.case__facts{display:flex;flex-wrap:wrap;gap:14px 56px;margin:36px 0 8px;padding-bottom:8px}
.fact__label{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint);margin-bottom:6px}
.fact__value{font-size:15px;font-weight:600;color:var(--ink)}
.case__cover{margin:44px 0;border-radius:20px;overflow:hidden;border:1px solid var(--line);background:var(--card)}
.case__cover img{width:100%;height:auto}

/* article prose */
.prose{max-width:70ch;margin:48px auto 0;padding-bottom:40px;font-size:18px;line-height:1.72;color:#20272e}
.prose > * + *{margin-top:1.25em}
.prose h2{font-size:26px;font-weight:700;letter-spacing:-.02em;margin-top:2em;line-height:1.2}
.prose h3{font-size:20px;font-weight:700;letter-spacing:-.01em;margin-top:1.7em}
.prose p{font-weight:450}
.prose a{color:var(--accent);text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1.5px}
.prose ul,.prose ol{padding-left:1.3em}
.prose li{margin-top:.5em}
.prose img{border-radius:14px;border:1px solid var(--line);margin:1.6em 0}
.prose blockquote{border-left:3px solid var(--accent);padding-left:20px;color:var(--ink-soft);font-weight:500}
.prose code{background:#eef2f4;padding:2px 6px;border-radius:6px;font-size:.9em;font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.prose pre{background:#0f1419;color:#e7edf2;padding:18px 20px;border-radius:12px;overflow:auto;font-size:14px}
.prose pre code{background:none;padding:0}
.prose hr{border:none;border-top:1px solid var(--line);margin:2.4em 0}

.case__nextwrap{border-top:1px solid var(--line);margin-top:20px}
.case__next{
  display:flex;align-items:center;justify-content:space-between;gap:20px;padding:44px 0;
  transition:opacity .3s var(--ease);
}
.case__next .lbl{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--ink-faint)}
.case__next .ttl{font-size:clamp(22px,3.4vw,34px);font-weight:700;letter-spacing:-.02em;margin-top:8px}
.case__next:hover .ttl{color:var(--accent)}

.notfound{padding:120px 0;text-align:center}
.notfound h1{font-size:40px;font-weight:700;letter-spacing:-.02em}
.notfound p{margin-top:14px;color:var(--ink-soft)}
.notfound a{color:var(--accent);font-weight:600;text-decoration:underline;text-underline-offset:3px}

/* ---------- responsive ---------- */
@media (max-width:720px){
  .wrap{padding:0 22px}
  .menu{gap:18px}
  .menu a[data-hide]{display:none}
  .hero{padding:74px 0 64px}
  .grid{grid-template-columns:1fr}
  .xp__row{grid-template-columns:56px 1fr auto;gap:14px}
  .xp__role .r-text[data-hide]{display:none}
  .foot{margin-top:64px}
  .case__facts{gap:20px 40px}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  [data-reveal]{opacity:1;transform:none}
  body{opacity:1}
  html{scroll-behavior:auto}
}