:root{
  --bg:#FFFFFF;
  --bg-panel:#F1F5FC;
  --bg-panel-2:#E3ECFA;
  --line:#DAE5F5;
  --line-soft:#EAF1FB;
  --text:#0E2240;
  --text-muted:#54627E;
  --text-faint:#8B98B3;
  --amber:#2563EB;
  --amber-hover:#3B82F6;
  --blue:#0284C7;
  --radius:2px;
  --maxw:1180px;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important; scroll-behavior:auto !important;}
}

body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:'Inter', sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}

body::before{
  content:"";
  position:fixed;
  inset:0;
  pointer-events:none;
  z-index:0;
  background-image:
    linear-gradient(var(--line-soft) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-soft) 1px, transparent 1px);
  background-size:64px 64px;
  opacity:0.7;
  mask-image:radial-gradient(ellipse 90% 60% at 50% 0%, black 40%, transparent 100%);
  -webkit-mask-image:radial-gradient(ellipse 90% 60% at 50% 0%, black 40%, transparent 100%);
}

h1,h2,h3{
  font-family:'Space Grotesk', sans-serif;
  font-weight:600;
  margin:0;
  letter-spacing:-0.01em;
}

.mono{
  font-family:'IBM Plex Mono', monospace;
  letter-spacing:0.02em;
}

a{color:inherit;}

.wrap{
  max-width:var(--maxw);
  margin:0 auto;
  padding:0 32px;
  position:relative;
  z-index:1;
}

/* ---------- NAV ---------- */
header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,0.86);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav-inner{
  max-width:var(--maxw);
  margin:0 auto;
  padding:18px 32px;
  display:flex;
  align-items:center;
  justify-content:space-between;
}
.logo{
  font-family:'Space Grotesk', sans-serif;
  font-weight:700;
  font-size:15px;
  letter-spacing:0.02em;
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--text);
}
.logo-mark{
  width:9px;height:9px;
  background:var(--amber);
  border-radius:1px;
  flex-shrink:0;
}
nav.links{
  display:flex;
  gap:36px;
  font-size:14px;
  color:var(--text-muted);
}
nav.links a{
  text-decoration:none;
  transition:color .2s;
  position:relative;
}
nav.links a:hover, nav.links a:focus-visible{color:var(--text);}
nav.links a.active{color:var(--amber);}
.nav-cta{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-size:13px;
  font-family:'IBM Plex Mono', monospace;
  color:#FFFFFF;
  background:var(--amber);
  padding:9px 16px;
  border-radius:var(--radius);
  text-decoration:none;
  white-space:nowrap;
  transition:background .2s, transform .2s;
}
.nav-cta:hover{background:var(--amber-hover);}

a:focus-visible, button:focus-visible{
  outline:2px solid var(--blue);
  outline-offset:3px;
}

/* ---------- PAGE HERO ---------- */
.page-hero{
  padding:72px 0 64px;
  position:relative;
}
.back-link{
  display:inline-flex;
  align-items:center;
  gap:8px;
  font-family:'IBM Plex Mono', monospace;
  font-size:12.5px;
  color:var(--text-muted);
  text-decoration:none;
  margin-bottom:28px;
  transition:color .2s;
}
.back-link:hover{color:var(--amber);}

.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-family:'IBM Plex Mono', monospace;
  font-size:12.5px;
  color:var(--amber);
  text-transform:uppercase;
  letter-spacing:0.14em;
  margin-bottom:22px;
}
.eyebrow::before{
  content:"";
  width:22px;height:1px;
  background:var(--amber);
}

.page-hero h1{
  font-size:clamp(34px, 4.4vw, 54px);
  line-height:1.09;
  color:var(--text);
  max-width:20ch;
}
.page-hero p.lead{
  margin-top:24px;
  font-size:17px;
  line-height:1.7;
  color:var(--text-muted);
  max-width:56ch;
}
.hero-actions{
  margin-top:36px;
  display:flex;
  gap:16px;
  flex-wrap:wrap;
}
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  font-size:14px;
  font-weight:500;
  padding:13px 22px;
  border-radius:var(--radius);
  text-decoration:none;
  transition:all .2s;
  border:1px solid transparent;
}
.btn-primary{
  background:var(--amber);
  color:#FFFFFF;
}
.btn-primary:hover{background:var(--amber-hover); transform:translateY(-1px);}
.btn-ghost{
  border-color:var(--line);
  color:var(--text);
}
.btn-ghost:hover{border-color:var(--blue); color:var(--blue);}

/* ---------- SECTION SHELL ---------- */
section{
  padding:88px 0;
  border-top:1px solid var(--line);
  position:relative;
}
.section-head{
  display:flex;
  justify-content:space-between;
  align-items:flex-end;
  gap:24px;
  margin-bottom:48px;
  flex-wrap:wrap;
}
.section-tag{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  color:var(--text-faint);
  text-transform:uppercase;
  letter-spacing:0.14em;
}
.section-head h2{
  font-size:clamp(22px, 2.4vw, 28px);
  margin-top:10px;
  max-width:38ch;
}
.section-note{
  font-size:14px;
  color:var(--text-muted);
  max-width:32ch;
  text-align:right;
}
@media (max-width:700px){.section-note{text-align:left;}}

.reveal{
  opacity:0;
  transform:translateY(18px);
  transition:opacity .7s ease, transform .7s ease;
}
.reveal.in{opacity:1; transform:translateY(0);}

/* ---------- PORTFOLIO GRID ---------- */
.port-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:28px;
}
.port-card{
  background:var(--bg);
  border:1px solid var(--line);
  text-decoration:none;
  color:var(--text);
  display:flex;
  flex-direction:column;
  transition:background .2s, border-color .2s;
}
.port-card:hover{background:var(--bg-panel); border-color:var(--amber);}
.port-card:hover .work-link{color:var(--amber);}
.port-shot{
  aspect-ratio:16/10.5;
  overflow:hidden;
  border-bottom:1px solid var(--line);
  background:var(--bg-panel);
}
.port-shot img{
  width:100%; height:100%;
  object-fit:cover;
  object-position:top;
  display:block;
  filter:grayscale(0.08);
}
.port-body{padding:32px 36px 36px; display:flex; flex-direction:column; flex:1;}
.work-label{
  font-size:11.5px;
  color:var(--text-faint);
  text-transform:uppercase;
  letter-spacing:0.08em;
}
.port-card h3{
  font-size:22px;
  margin-top:14px;
}
.port-card p{
  font-size:14.5px;
  color:var(--text-muted);
  line-height:1.7;
  margin-top:12px;
  flex-grow:1;
}
.work-tags{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
  margin-top:18px;
}
.work-tags span{
  font-family:'IBM Plex Mono', monospace;
  font-size:11px;
  color:var(--text-muted);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:4px 9px;
}
.port-links{
  margin-top:22px;
  display:flex;
  align-items:center;
  gap:20px;
}
.work-link{
  font-family:'IBM Plex Mono', monospace;
  font-size:13px;
  color:var(--text);
  display:inline-flex;
  align-items:center;
  gap:6px;
  transition:color .2s;
}
.work-link .arrow{transition:transform .2s;}
.port-card:hover .arrow{transform:translate(2px,-2px);}
.ext-link{
  font-family:'IBM Plex Mono', monospace;
  font-size:12.5px;
  color:var(--text-faint);
  text-decoration:none;
  transition:color .2s;
}
.ext-link:hover{color:var(--text);}
@media (max-width:800px){
  .port-grid{grid-template-columns:1fr;}
}

/* ---------- DETAIL SCREENSHOT ---------- */
.shot-frame{
  border:1px solid var(--line);
  overflow:hidden;
  margin-bottom:8px;
}
.shot-frame img{width:100%; display:block;}

/* ---------- DETAIL SECTIONS ---------- */
.detail-body{max-width:64ch;}
.detail-body p{
  font-size:15px;
  color:var(--text-muted);
  line-height:1.75;
}

/* Feature grid reuses the homepage focus-area language */
.focus-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:1px;
  background:var(--line);
  border:1px solid var(--line);
}
.focus-card{
  background:var(--bg);
  padding:30px 26px;
  transition:background .25s;
}
.focus-card:hover{background:var(--bg-panel);}
.focus-num{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  color:var(--amber);
}
.focus-card h3{
  font-size:17px;
  margin-top:16px;
  color:var(--text);
}
.focus-card p{
  font-size:14px;
  color:var(--text-muted);
  margin-top:10px;
  line-height:1.65;
}
@media (max-width:700px){.focus-grid{grid-template-columns:1fr;}}

.stack-row{
  display:flex;
  flex-wrap:wrap;
  gap:8px;
}
.stack-row span{
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  color:var(--text-muted);
  border:1px solid var(--line);
  border-radius:var(--radius);
  padding:6px 11px;
}

/* ---------- NEXT PROJECT ---------- */
.next-project{
  padding:36px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
  flex-wrap:wrap;
  gap:16px;
}
.next-project a{text-decoration:none;}
.next-project .label{
  font-family:'IBM Plex Mono', monospace;
  font-size:11.5px;
  color:var(--text-faint);
  text-transform:uppercase;
  letter-spacing:0.1em;
  margin-bottom:6px;
}
.next-project .title{
  font-family:'Space Grotesk', sans-serif;
  font-weight:600;
  font-size:18px;
  color:var(--text);
  transition:color .2s;
}
.next-project a:hover .title{color:var(--amber);}
.next-project .all-link{
  font-family:'IBM Plex Mono', monospace;
  font-size:13px;
  color:var(--text-muted);
  transition:color .2s;
}
.next-project .all-link:hover{color:var(--text);}

/* ---------- FOOTER ---------- */
footer{
  padding:36px 0 48px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  font-family:'IBM Plex Mono', monospace;
  font-size:12px;
  color:var(--text-faint);
  flex-wrap:wrap;
  gap:12px;
}
footer a{text-decoration:none; color:var(--text-faint); transition:color .2s;}
footer a:hover{color:var(--text-muted);}

/* ---------- RESPONSIVE ---------- */
@media (max-width:900px){
  nav.links{display:none;}
}
@media (max-width:560px){
  .wrap{padding:0 20px;}
  .nav-inner{padding:16px 20px;}
  section{padding:64px 0;}
  .page-hero{padding:48px 0 48px;}
  .port-body{padding:24px 22px 28px;}
}