/* ==========================================================================
   Saad Riaz — GTM Engineer portfolio
   Palette: charcoal / black, white, signal yellow
   ========================================================================== */

:root {
  --bg: #0a0a0a;
  --bg-2: #0f0f10;
  --panel: #141415;
  --panel-2: #1a1a1b;
  --line: #262627;
  --line-2: #1d1d1e;
  --ink: #f5f3ee;
  --ink-dim: #a6a39c;
  --ink-mute: #6c6a65;
  --y: #ffd400;
  --y-2: #ffe24d;
  --y-deep: #b39500;
  --y-tint: rgba(255, 212, 0, 0.08);
  --y-tint-2: rgba(255, 212, 0, 0.18);

  --display: "Space Grotesk", "Inter", system-ui, sans-serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;

  --nav-h: 64px;
  --wrap: 1200px;
  --radius: 4px;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: calc(var(--nav-h) + 16px); }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.6 var(--sans);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
::selection { background: var(--y); color: #000; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.mono { font-family: var(--mono); }
.y { color: var(--y); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); }

/* Placeholder marker — remove the class once real content is in */
.ph {
  outline: 1px dashed rgba(255, 212, 0, 0.55);
  outline-offset: 2px;
  background: rgba(255, 212, 0, 0.05);
}
body.hide-ph .ph { outline: none; background: none; }

/* --------------------------------------------------------------------------
   Status bar + nav
   -------------------------------------------------------------------------- */
.statusbar {
  position: relative;
  z-index: 60;
  border-bottom: 1px solid var(--line-2);
  background: #070707;
  font: 11px/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
.statusbar .wrap { display: flex; gap: 24px; align-items: center; height: 30px; overflow: hidden; white-space: nowrap; }
.statusbar .live { color: var(--y); display: inline-flex; align-items: center; gap: 8px; }
.statusbar .push { margin-left: auto; }
.dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--y);
  box-shadow: 0 0 8px var(--y);
  animation: dotPulse 2s ease-in-out infinite;
}
@keyframes dotPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 212, 0, 0), 0 0 8px var(--y); }
  50% { box-shadow: 0 0 0 5px rgba(255, 212, 0, 0), 0 0 14px var(--y); }
}

.nav {
  position: sticky; top: 0; z-index: 50;
  height: var(--nav-h);
  background: rgba(10, 10, 10, 0.72);
  backdrop-filter: blur(14px) saturate(140%);
  -webkit-backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line-2);
}
.nav .wrap { display: flex; align-items: center; height: 100%; gap: 32px; }
.logo { font: 600 15px/1 var(--mono); letter-spacing: 0.02em; display: inline-flex; align-items: center; gap: 10px; }
.logo-mark {
  display: grid; place-items: center;
  width: 30px; height: 30px;
  border: 1px solid var(--y);
  color: var(--y);
  font-size: 12px;
  position: relative;
}
.logo-mark::after { content: ""; position: absolute; right: -4px; bottom: -4px; width: 6px; height: 6px; background: var(--y); }
.cursor { display: inline-block; width: 8px; height: 15px; background: var(--y); margin-left: 2px; animation: blink 1.1s steps(1) infinite; vertical-align: -2px; }
@keyframes blink { 50% { opacity: 0; } }

.nav-links { display: flex; gap: 4px; margin-left: auto; list-style: none; padding: 0; margin-block: 0; }
.nav-links a {
  display: block; padding: 8px 10px;
  font: 12px/1 var(--mono); letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--ink-dim);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--y); }
.nav-links a.active::before { content: "> "; }

.nav-toggle { display: none; margin-left: auto; background: none; border: 1px solid var(--line); color: var(--ink); width: 40px; height: 40px; cursor: pointer; }
.nav-toggle span { display: block; width: 18px; height: 1.5px; background: currentColor; margin: 4px auto; transition: 0.25s; }

/* --------------------------------------------------------------------------
   Buttons, eyebrows, tags
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 13px 20px;
  font: 600 13px/1 var(--mono); letter-spacing: 0.04em; text-transform: uppercase;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  color: var(--ink);
  background: var(--panel);
  cursor: pointer;
  transition: transform 0.2s, background 0.2s, border-color 0.2s, color 0.2s, box-shadow 0.2s;
}
.btn:hover { border-color: var(--y); color: var(--y); transform: translateY(-1px); }
.btn-primary { background: var(--y); color: #0a0a0a; border-color: var(--y); }
.btn-primary:hover { background: var(--y-2); color: #0a0a0a; box-shadow: 0 0 0 4px var(--y-tint-2), 0 8px 30px rgba(255, 212, 0, 0.25); }
.btn-sm { padding: 9px 14px; font-size: 11px; }
.btn .arr { transition: transform 0.2s; }
.btn:hover .arr { transform: translateX(3px); }

.eyebrow {
  display: inline-flex; align-items: center; gap: 10px;
  font: 12px/1 var(--mono); letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--y);
  padding: 8px 12px;
  border: 1px solid var(--y-tint-2);
  background: var(--y-tint);
}

.tag {
  display: inline-block;
  font: 11px/1 var(--mono); letter-spacing: 0.04em;
  padding: 6px 8px;
  border: 1px solid var(--line);
  color: var(--ink-dim);
  background: var(--bg-2);
}
.tags { display: flex; flex-wrap: wrap; gap: 6px; }

/* Corner brackets — the "engineering drawing" frame */
.frame { position: relative; }
.frame::before, .frame::after,
.frame > .c1, .frame > .c2 { content: ""; position: absolute; width: 10px; height: 10px; border-color: var(--y); border-style: solid; pointer-events: none; }
.frame::before { top: -1px; left: -1px; border-width: 1px 0 0 1px; }
.frame::after { bottom: -1px; right: -1px; border-width: 0 1px 1px 0; }
.frame > .c1 { top: -1px; right: -1px; border-width: 1px 1px 0 0; }
.frame > .c2 { bottom: -1px; left: -1px; border-width: 0 0 1px 1px; }

/* --------------------------------------------------------------------------
   Hero (circuit canvas)
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: calc(100vh - var(--nav-h) - 30px);
  display: flex; align-items: center;
  padding: 96px 0 72px;
  overflow: hidden;
  border-bottom: 1px solid var(--line-2);
}
.hero canvas { position: absolute; inset: 0; width: 100%; height: 100%; display: block; z-index: 0; }
.hero-scrim {
  position: absolute; inset: 0; z-index: 1; pointer-events: none;
  background: radial-gradient(ellipse at 50% 48%, rgba(10,10,10,0.88) 0, rgba(10,10,10,0.6) 38%, rgba(10,10,10,0.12) 72%, rgba(10,10,10,0) 100%);
}
.hero-inner { position: relative; z-index: 2; width: 100%; min-width: 0; text-align: center; max-width: 980px; margin: 0 auto; pointer-events: none; }
.hero-inner a, .hero-inner button { pointer-events: auto; }
.hero h1 {
  font: 600 clamp(40px, 7vw, 88px)/1.02 var(--display);
  letter-spacing: -0.035em;
  margin: 28px 0 24px;
  text-shadow: 0 2px 40px rgba(0, 0, 0, 0.7);
}
.hero h1 .hl { color: var(--y); position: relative; white-space: nowrap; }
.hero h1 .hl::after { content: ""; position: absolute; left: 0; right: 0; bottom: 0.04em; height: 0.08em; background: var(--y); opacity: 0.35; }
.hero-sub { max-width: 720px; margin: 0 auto; color: var(--ink-dim); font-size: clamp(16px, 2vw, 19px); text-shadow: 0 1px 20px rgba(0, 0, 0, 0.8); }
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 36px; }

.pipeline {
  display: inline-flex; align-items: center; flex-wrap: wrap; justify-content: center; gap: 8px;
  margin-top: 40px;
  font: 12px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-mute);
}
.pipeline .node { padding: 8px 12px; border: 1px solid var(--line); background: rgba(14, 14, 14, 0.85); color: var(--ink); }
.pipeline .node b { color: var(--y); font-weight: 500; margin-right: 6px; }
.pipeline .wire { width: 28px; height: 1px; background: linear-gradient(90deg, var(--line), var(--y), var(--line)); background-size: 200% 100%; animation: wire 1.6s linear infinite; }
@keyframes wire { to { background-position: -200% 0; } }

.hero-scroll { position: absolute; bottom: 0; left: 50%; width: 1px; height: 64px; z-index: 2; background: linear-gradient(180deg, transparent, var(--y)); animation: cue 2.6s ease-in-out infinite; }
@keyframes cue { 0%, 100% { opacity: 0.2; transform: scaleY(0.6); transform-origin: top; } 50% { opacity: 1; transform: scaleY(1); } }

/* Stats strip */
.stats { border-bottom: 1px solid var(--line-2); background: var(--bg-2); }
.stats .wrap { display: grid; grid-template-columns: repeat(6, 1fr); }
.stat { padding: 28px 20px; border-right: 1px solid var(--line-2); }
.stat:first-child { border-left: 1px solid var(--line-2); }
.stat .v { font: 600 clamp(26px, 3vw, 34px)/1 var(--display); letter-spacing: -0.02em; color: var(--ink); }
.stat .v .u { color: var(--y); }
.stat .k { margin-top: 10px; font: 11px/1.4 var(--mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-mute); }

/* Tool ticker */
.ticker { border-bottom: 1px solid var(--line-2); overflow: hidden; padding: 18px 0; position: relative; }
.ticker::before, .ticker::after { content: ""; position: absolute; top: 0; bottom: 0; width: 120px; z-index: 1; }
.ticker::before { left: 0; background: linear-gradient(90deg, var(--bg), transparent); }
.ticker::after { right: 0; background: linear-gradient(-90deg, var(--bg), transparent); }
.ticker-track { display: flex; gap: 40px; width: max-content; animation: scroll 40s linear infinite; font: 13px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.08em; }
.ticker-track span::before { content: "◆"; color: var(--y); margin-right: 40px; font-size: 8px; vertical-align: 2px; }
@keyframes scroll { to { transform: translateX(-50%); } }

/* --------------------------------------------------------------------------
   Sections
   -------------------------------------------------------------------------- */
section.sec { padding: 120px 0; border-bottom: 1px solid var(--line-2); position: relative; }
section.sec.alt { background: var(--bg-2); }
.grid-bg {
  background-image:
    linear-gradient(var(--line-2) 1px, transparent 1px),
    linear-gradient(90deg, var(--line-2) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: -1px -1px;
}
.sec-head { display: grid; grid-template-columns: 220px 1fr; gap: 40px; margin-bottom: 64px; align-items: start; }
.sec-num { font: 12px/1.6 var(--mono); color: var(--ink-mute); letter-spacing: 0.1em; text-transform: uppercase; border-top: 1px solid var(--y); padding-top: 14px; }
.sec-num b { color: var(--y); font-weight: 500; display: block; font-size: 13px; }
.sec-title { font: 600 clamp(32px, 4.6vw, 56px)/1.05 var(--display); letter-spacing: -0.03em; margin: 0; }
.sec-title em { font-style: normal; color: var(--y); }
.sec-lede { color: var(--ink-dim); font-size: 18px; max-width: 680px; margin: 18px 0 0; }

.card {
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 0.25s, transform 0.25s, background 0.25s;
}
.card:hover { border-color: #3a3a3a; }

/* About */
.about-grid { display: grid; grid-template-columns: 340px 1fr; gap: 56px; align-items: start; }
.portrait { border: 1px solid var(--line); padding: 10px; background: var(--panel); }
.portrait img { width: 100%; aspect-ratio: 1; object-fit: cover; filter: grayscale(1) contrast(1.05); transition: filter 0.4s; }
.portrait:hover img { filter: grayscale(0); }
.portrait figcaption { display: flex; justify-content: space-between; font: 11px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.08em; padding: 12px 2px 2px; }
.about-copy p { color: var(--ink-dim); font-size: 17px; margin: 0 0 18px; }
.about-copy p strong { color: var(--ink); font-weight: 500; }

.terminal { margin-top: 32px; background: #070707; border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; font: 13px/1.75 var(--mono); }
.terminal-bar { display: flex; align-items: center; gap: 7px; padding: 10px 14px; border-bottom: 1px solid var(--line); background: var(--panel); color: var(--ink-mute); font-size: 11px; }
.terminal-bar i { width: 10px; height: 10px; border-radius: 50%; background: #2c2c2c; }
.terminal-bar i:first-child { background: var(--y); }
.terminal-bar span { margin-left: 10px; }
.terminal pre { margin: 0; padding: 18px 20px; overflow-x: auto; color: var(--ink-dim); }
.terminal .p { color: var(--y); }
.terminal .k { color: #e8e4da; }
.terminal .s { color: #cfc6a0; }
.terminal .c { color: var(--ink-mute); }

.principles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 72px; }
.principle { background: var(--bg); padding: 28px 24px; }
section.alt .principle { background: var(--bg-2); }
.principle .n { font: 12px/1 var(--mono); color: var(--y); }
.principle h4 { font: 600 19px/1.25 var(--display); margin: 16px 0 10px; letter-spacing: -0.01em; }
.principle p { margin: 0; color: var(--ink-dim); font-size: 14.5px; }

/* Case studies */
.cases { display: grid; gap: 24px; }
.case { display: grid; grid-template-columns: 1fr 1.25fr; overflow: hidden; }
.case-side { padding: 36px; border-right: 1px solid var(--line); display: flex; flex-direction: column; gap: 20px; background: linear-gradient(160deg, var(--panel-2), var(--panel)); }
.case-id { font: 11px/1 var(--mono); letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-mute); display: flex; justify-content: space-between; }
.case-id b { color: var(--y); font-weight: 500; }
.case h3 { font: 600 30px/1.1 var(--display); letter-spacing: -0.02em; margin: 0; }
.case-metric { margin-top: auto; padding-top: 20px; border-top: 1px dashed var(--line); }
.case-metric .v { font: 600 44px/1 var(--display); color: var(--y); letter-spacing: -0.03em; }
.case-metric .k { font: 11px/1.5 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 8px; }
.case-body { padding: 36px; display: grid; gap: 22px; }
.case-row { display: grid; grid-template-columns: 96px 1fr; gap: 16px; }
.case-row .lbl { font: 11px/1.9 var(--mono); text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-mute); }
.case-row .lbl::before { content: "▸ "; color: var(--y); }
.case-row p { margin: 0; color: var(--ink-dim); font-size: 15.5px; }
.case-row ul { margin: 0; padding-left: 18px; color: var(--ink-dim); font-size: 15px; }
.case-row li { margin-bottom: 4px; }
.case-row li::marker { color: var(--y); }
.case-shot { border: 1px solid var(--line); margin-top: 4px; }
.case-links { display: flex; gap: 10px; flex-wrap: wrap; }
.footnote { font: 11px/1.5 var(--mono); color: var(--ink-mute); }

/* Projects */
.projects { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.project { padding: 28px; display: flex; flex-direction: column; gap: 14px; min-height: 280px; }
.project:hover { transform: translateY(-3px); border-color: var(--y-deep); }
.project-top { display: flex; justify-content: space-between; align-items: center; font: 11px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.08em; }
.status { display: inline-flex; align-items: center; gap: 6px; color: var(--y); }
.status::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.status.wip { color: var(--ink-dim); }
.project h3 { font: 600 21px/1.2 var(--display); margin: 6px 0 0; letter-spacing: -0.01em; }
.project p { margin: 0; color: var(--ink-dim); font-size: 14.5px; flex: 1; }
.project .more { font: 12px/1 var(--mono); color: var(--y); text-transform: uppercase; letter-spacing: 0.06em; }

/* Experience timeline */
.timeline { position: relative; display: grid; gap: 0; }
.timeline::before { content: ""; position: absolute; left: 220px; top: 8px; bottom: 8px; width: 1px; background: linear-gradient(180deg, var(--y), var(--line) 30%, var(--line)); }
.job { display: grid; grid-template-columns: 220px 1fr; gap: 48px; padding: 0 0 48px; position: relative; }
.job::before { content: ""; position: absolute; left: 216px; top: 8px; width: 9px; height: 9px; background: var(--bg); border: 1px solid var(--y); transform: rotate(45deg); }
.job:first-child::before { background: var(--y); box-shadow: 0 0 12px var(--y); }
.job-when { font: 12px/1.7 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.06em; padding-right: 24px; text-align: right; }
.job-when b { color: var(--ink); font-weight: 500; display: block; }
.job h3 { font: 600 22px/1.2 var(--display); margin: 0; }
.job .co { font: 13px/1 var(--mono); color: var(--y); margin: 8px 0 14px; }
.job ul { margin: 0 0 14px; padding-left: 18px; color: var(--ink-dim); }
.job li { margin-bottom: 6px; }
.job li::marker { color: var(--y); }

/* Skills & tools */
.skills-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; }
.caps { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.caps li { display: grid; grid-template-columns: 44px 1fr auto; align-items: center; gap: 12px; padding: 18px 0; border-bottom: 1px solid var(--line); font: 500 17px/1.3 var(--display); }
.caps .n { font: 12px/1 var(--mono); color: var(--y); }
.caps .proof { font: 11px/1 var(--mono); color: var(--y); text-transform: uppercase; letter-spacing: 0.06em; padding: 6px 8px; border: 1px solid var(--y-tint-2); background: var(--y-tint); white-space: nowrap; }
.stack { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.stack-cat { background: var(--panel); padding: 22px; }
.stack-cat h4 { margin: 0 0 14px; font: 11px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.1em; display: flex; justify-content: space-between; }
.stack-cat h4 span { color: var(--y); }
.stack-cat .tag:hover { border-color: var(--y); color: var(--y); }

/* Blog */
.posts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.post { padding: 28px; display: flex; flex-direction: column; gap: 14px; }
.post:hover { border-color: var(--y-deep); transform: translateY(-3px); }
.post-meta { display: flex; gap: 12px; font: 11px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.08em; }
.post-meta .cat { color: var(--y); }
.post h3 { font: 600 21px/1.25 var(--display); margin: 0; letter-spacing: -0.01em; }
.post p { margin: 0; color: var(--ink-dim); font-size: 14.5px; flex: 1; }

/* Downloads — file-explorer style */
.files { border: 1px solid var(--line); background: var(--panel); font-family: var(--mono); }
.files-head, .file { display: grid; grid-template-columns: 1fr 120px 90px 140px; gap: 16px; align-items: center; padding: 16px 22px; }
.files-head { font-size: 11px; color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.1em; border-bottom: 1px solid var(--line); background: var(--panel-2); }
.file { border-bottom: 1px solid var(--line-2); font-size: 14px; transition: background 0.2s; }
.file:last-child { border-bottom: 0; }
.file:hover { background: var(--y-tint); }
.file-name { display: flex; align-items: center; gap: 14px; min-width: 0; }
.file-name .ext { flex: none; width: 40px; height: 46px; border: 1px solid var(--line); display: grid; place-items: end center; padding-bottom: 6px; font-size: 9px; color: var(--y); position: relative; background: var(--bg); }
.file-name .ext::before { content: ""; position: absolute; top: -1px; right: -1px; border-width: 0 12px 12px 0; border-style: solid; border-color: var(--panel) var(--panel) var(--line) var(--line); }
.file-name b { display: block; font-weight: 500; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.file-name small { display: block; color: var(--ink-mute); font-size: 12px; margin-top: 4px; font-family: var(--sans); }
.file .meta { color: var(--ink-mute); font-size: 12px; }
.file .btn { justify-self: end; }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; }
.contact-big { font: 600 clamp(36px, 5vw, 64px)/1.02 var(--display); letter-spacing: -0.03em; margin: 0 0 24px; }
.contact-big em { font-style: normal; color: var(--y); }
.channels { margin-top: 32px; border-top: 1px solid var(--line); }
.channel { display: grid; grid-template-columns: 110px 1fr auto; gap: 16px; align-items: center; padding: 18px 0; border-bottom: 1px solid var(--line); transition: padding 0.2s; }
.channel:hover { padding-left: 8px; }
.channel .k { font: 11px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.1em; }
.channel .v { font: 500 16px/1.3 var(--sans); word-break: break-word; }
.channel .go { color: var(--y); font-family: var(--mono); }
.form { padding: 32px; display: grid; gap: 18px; }
.form label { display: grid; gap: 8px; font: 11px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.1em; }
.form input, .form select, .form textarea {
  width: 100%;
  font: 15px/1.4 var(--sans);
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 13px 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
.form textarea { min-height: 130px; resize: vertical; }
.form input:focus, .form select:focus, .form textarea:focus { border-color: var(--y); box-shadow: 0 0 0 3px var(--y-tint-2); }
.form .row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font: 12px/1.5 var(--mono); color: var(--ink-mute); margin: 0; }
.form-note.ok { color: var(--y); }

/* Footer */
footer { padding: 48px 0 40px; font: 12px/1.6 var(--mono); color: var(--ink-mute); }
footer .wrap { display: flex; gap: 24px; flex-wrap: wrap; justify-content: space-between; align-items: center; }
footer a:hover { color: var(--y); }
.foot-links { display: flex; gap: 20px; flex-wrap: wrap; }

/* Reveal on scroll */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.in { opacity: 1; transform: none; }

/* --------------------------------------------------------------------------
   Blog post page
   -------------------------------------------------------------------------- */
.article { max-width: 760px; margin: 0 auto; padding: 96px 24px 120px; }
.article h1 { font: 600 clamp(34px, 5vw, 54px)/1.08 var(--display); letter-spacing: -0.03em; margin: 22px 0 18px; }
.article .post-meta { margin-bottom: 48px; }
.article-body { font-size: 18px; color: var(--ink-dim); }
.article-body h2 { font: 600 28px/1.2 var(--display); color: var(--ink); margin: 48px 0 16px; }
.article-body blockquote { margin: 32px 0; padding: 4px 0 4px 22px; border-left: 2px solid var(--y); color: var(--ink); font-size: 20px; }
.article-body code { font: 14px var(--mono); background: var(--panel); border: 1px solid var(--line); padding: 2px 6px; color: var(--y); }

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .stats .wrap { grid-template-columns: repeat(3, 1fr); }
  .stat:nth-child(4) { border-left: 1px solid var(--line-2); }
  .stat:nth-child(-n+3) { border-bottom: 1px solid var(--line-2); }
  .principles { grid-template-columns: repeat(2, 1fr); }
  .projects, .posts { grid-template-columns: repeat(2, 1fr); }
  .case { grid-template-columns: 1fr; }
  .case-side { border-right: 0; border-bottom: 1px solid var(--line); }
  .skills-grid { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .nav-toggle { display: block; }
  .nav .btn-primary { display: none; }
  .nav-links {
    position: fixed; top: calc(var(--nav-h) + 30px); left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: rgba(10, 10, 10, 0.97);
    border-bottom: 1px solid var(--line);
    padding: 12px 24px 24px;
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: 0.25s;
  }
  .nav.open .nav-links { transform: none; opacity: 1; pointer-events: auto; }
  .nav-links a { padding: 14px 0; font-size: 14px; border-bottom: 1px solid var(--line-2); }
  .nav.open .nav-toggle span:nth-child(1) { transform: translateY(5.5px) rotate(45deg); }
  .nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav.open .nav-toggle span:nth-child(3) { transform: translateY(-5.5px) rotate(-45deg); }
  .sec-head { grid-template-columns: 1fr; gap: 20px; }
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .portrait { max-width: 320px; }
  .timeline::before { left: 4px; }
  .job { grid-template-columns: 1fr; gap: 10px; padding-left: 32px; }
  .job::before { left: 0; }
  .job-when { text-align: left; padding: 0; }
  .files-head { display: none; }
  .file { grid-template-columns: 1fr auto; }
  .file .meta { display: none; }
  section.sec { padding: 88px 0; }
}
@media (max-width: 640px) {
  .wrap { padding: 0 18px; }
  .statusbar .hide-sm { display: none; }
  .stats .wrap { grid-template-columns: repeat(2, 1fr); }
  .stat { border-left: 1px solid var(--line-2); border-bottom: 1px solid var(--line-2); padding: 22px 16px; }
  .principles, .projects, .posts, .stack { grid-template-columns: 1fr; }
  .case-side, .case-body, .form { padding: 24px; }
  .case-row { grid-template-columns: 1fr; gap: 6px; }
  .form .row { grid-template-columns: 1fr; }
  .channel { grid-template-columns: 1fr auto; }
  .channel .k { grid-column: 1 / -1; }
  .pipeline .wire { width: 14px; }
  .caps li { grid-template-columns: 40px 1fr; }
  .caps .proof { grid-column: 2; justify-self: start; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ==========================================================================
   v2 components — screenshots, flows, tiers, copy blocks, lightbox
   ========================================================================== */

/* Screenshot gallery */
.shots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; }
.shots.one { grid-template-columns: 1fr; }
.shot { display: block; margin: 0; border: 1px solid var(--line); background: var(--bg); cursor: zoom-in; position: relative; overflow: hidden; }
.shot img { width: 100%; height: 220px; object-fit: cover; object-position: top center; opacity: 0.92; transition: opacity 0.3s, transform 0.5s; }
.shots.one .shot img { height: auto; max-height: 420px; }
.shot:hover img { opacity: 1; transform: scale(1.02); }
.shot figcaption { font: 11px/1.5 var(--mono); color: var(--ink-mute); padding: 10px 12px; border-top: 1px solid var(--line); background: var(--panel-2); }
.shot::after { content: "⤢"; position: absolute; top: 8px; right: 8px; width: 26px; height: 26px; display: grid; place-items: center; background: rgba(10,10,10,0.8); border: 1px solid var(--line); color: var(--y); font-size: 13px; opacity: 0; transition: opacity 0.2s; }
.shot:hover::after { opacity: 1; }

/* Mini metric grid inside cases/projects */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr)); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.kpi { background: var(--bg); padding: 14px; }
.kpi .v { font: 600 22px/1 var(--display); color: var(--ink); letter-spacing: -0.02em; }
.kpi .v .u { color: var(--y); }
.kpi .k { font: 10.5px/1.4 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 8px; }

/* Branching sequence logic, drawn as a tree */
.flow-tree { font: 12.5px/1.5 var(--mono); color: var(--ink-dim); background: #070707; border: 1px solid var(--line); padding: 16px 18px; overflow-x: auto; white-space: pre; }
.flow-tree .y { color: var(--y); }
.flow-tree .w { color: var(--ink); }
.flow-tree .m { color: var(--ink-mute); }

/* Expandable copy blocks */
details.copy { border: 1px solid var(--line); background: var(--bg); }
details.copy > summary { cursor: pointer; list-style: none; padding: 12px 16px; font: 12px/1 var(--mono); text-transform: uppercase; letter-spacing: 0.08em; color: var(--y); display: flex; justify-content: space-between; align-items: center; }
details.copy > summary::-webkit-details-marker { display: none; }
details.copy > summary::after { content: "+"; font-size: 16px; }
details.copy[open] > summary::after { content: "−"; }
details.copy[open] > summary { border-bottom: 1px solid var(--line); }
.msgs { display: grid; gap: 12px; padding: 16px; }
.msg { border: 1px solid var(--line); background: var(--panel); }
.msg-h { display: flex; justify-content: space-between; gap: 12px; padding: 8px 12px; border-bottom: 1px solid var(--line); font: 10.5px/1.4 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.08em; }
.msg-h b { color: var(--y); font-weight: 500; }
.msg-b { padding: 14px; font-size: 14.5px; color: var(--ink-dim); white-space: pre-line; }
.msg-b .var { color: var(--y); font-family: var(--mono); font-size: 13px; }

/* Rich project cards */
.projects.rich { grid-template-columns: repeat(2, 1fr); }
.projects.rich .project { min-height: 0; }
.project .shots .shot img { height: 170px; }
.project ul { margin: 0; padding-left: 18px; color: var(--ink-dim); font-size: 14.5px; }
.project li { margin-bottom: 4px; }
.project li::marker { color: var(--y); }
.project p { flex: none; }

/* Capability groups */
.cap-groups { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-bottom: 56px; }
.cap-group { background: var(--bg); padding: 26px 24px; }
.cap-group .n { font: 11px/1 var(--mono); color: var(--y); letter-spacing: 0.08em; }
.cap-group h4 { font: 600 18px/1.25 var(--display); margin: 12px 0 12px; }
.cap-group ul { margin: 0; padding-left: 16px; color: var(--ink-dim); font-size: 14px; }
.cap-group li { margin-bottom: 5px; }
.cap-group li::marker { color: var(--y); }

/* Tool tiers */
.tiers { display: grid; gap: 14px; }
.tier { display: grid; grid-template-columns: 200px 1fr; gap: 24px; padding: 22px 24px; }
.tier-h .lvl { font: 600 13px/1 var(--mono); color: var(--y); letter-spacing: 0.06em; }
.tier-h h4 { font: 600 18px/1.25 var(--display); margin: 10px 0 6px; }
.tier-h p { margin: 0; font-size: 13px; color: var(--ink-mute); }
.tier.t1 { border-color: var(--y-deep); background: linear-gradient(90deg, var(--y-tint), var(--panel) 40%); }
.tier .tags { align-content: start; }
.tier.t1 .tag { color: var(--ink); border-color: #3a3520; }
.tool-note { display: block; font: 12px/1.5 var(--sans); color: var(--ink-mute); margin-top: 10px; }

/* Honest gaps */
.gaps { margin-top: 56px; display: grid; grid-template-columns: 300px 1fr; gap: 40px; padding: 32px; border: 1px dashed var(--line); }
.gaps h3 { font: 600 24px/1.15 var(--display); margin: 10px 0 10px; }
.gaps p { color: var(--ink-mute); font-size: 14px; margin: 0; }
.gaps ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.gaps li { display: grid; grid-template-columns: 22px 1fr; color: var(--ink-dim); font-size: 15px; }
.gaps li::before { content: "×"; color: var(--y); font-family: var(--mono); }

/* Education & credentials */
.edu { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); margin-top: 24px; }
.edu > div { background: var(--bg-2); padding: 22px; }
.edu .yr { font: 11px/1 var(--mono); color: var(--y); letter-spacing: 0.08em; }
.edu h4 { font: 600 16px/1.3 var(--display); margin: 10px 0 6px; }
.edu p { margin: 0; font-size: 13.5px; color: var(--ink-mute); }
.sub-h { font: 12px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.12em; margin: 56px 0 0; display: flex; align-items: center; gap: 14px; }
.sub-h::after { content: ""; flex: 1; height: 1px; background: var(--line); }
.job .note { font: 11px/1.5 var(--mono); color: var(--ink-mute); margin-top: 6px; }
.earlier { color: var(--ink-dim); font-size: 15px; }

/* Roles / fit list in contact */
.fit { margin-top: 28px; }
.fit h4 { font: 11px/1 var(--mono); color: var(--ink-mute); text-transform: uppercase; letter-spacing: 0.1em; margin: 0 0 12px; }

/* Lightbox */
.lightbox { position: fixed; inset: 0; z-index: 100; background: rgba(5,5,5,0.94); display: grid; grid-template-rows: auto 1fr; padding: 16px; }
.lightbox[hidden] { display: none; }
.lb-bar { display: flex; justify-content: space-between; align-items: center; gap: 16px; font: 12px/1.4 var(--mono); color: var(--ink-dim); padding: 0 4px 12px; }
.lb-bar button { background: var(--panel); border: 1px solid var(--line); color: var(--ink); font: 12px var(--mono); padding: 8px 12px; cursor: pointer; }
.lb-bar button:hover { border-color: var(--y); color: var(--y); }
.lb-img { overflow: auto; display: grid; place-items: start center; }
.lb-img img { max-width: min(1600px, 100%); height: auto; border: 1px solid var(--line); background: #fff; }

@media (max-width: 1080px) {
  .cap-groups { grid-template-columns: repeat(2, 1fr); }
  .edu { grid-template-columns: repeat(2, 1fr); }
  .projects.rich { grid-template-columns: 1fr; }
}
@media (max-width: 900px) {
  .tier { grid-template-columns: 1fr; gap: 14px; }
  .gaps { grid-template-columns: 1fr; gap: 20px; padding: 24px; }
}
@media (max-width: 640px) {
  .shots { grid-template-columns: 1fr; }
  .cap-groups, .edu { grid-template-columns: 1fr; }
  .flow-tree { font-size: 11px; }
}
.article-body li { margin-bottom: 6px; } .article-body li::marker { color: var(--y); } .article-body a.y { text-decoration: underline; text-underline-offset: 3px; }
.case-side .kpis { grid-template-columns: repeat(2, 1fr); }
.case-side .kpi:last-child:nth-child(odd) { grid-column: 1 / -1; }
@media (max-width: 640px) { .kpis { grid-template-columns: repeat(2, 1fr); } .kpi:last-child:nth-child(odd) { grid-column: 1 / -1; } }

/* Hero tagline, small and gray in the top-right corner */
.hero-tag { position: absolute; top: 24px; right: max(24px, calc((100vw - var(--wrap)) / 2 + 24px)); z-index: 2; margin: 0; font: 13px/1 var(--mono); letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-mute); }
@media (max-width: 640px) { .hero-tag { top: 16px; right: 18px; font-size: 11px; } }

/* Intro text a touch smaller; GTM + Ops order-of-work rows; contact sub-question */
.hero-sub { font-size: clamp(15px, 1.8vw, 17px); max-width: 760px; }
.pipeline + .pipeline-ops { margin-top: 10px; display: flex; justify-content: center; }
.pipeline .row-lbl { width: 34px; text-align: right; color: var(--ink-mute); font-size: 10.5px; letter-spacing: 0.12em; margin-right: 4px; }
.pipeline-ops .node b { color: var(--ink-dim); }
.contact-sub { font: 500 clamp(20px, 2.4vw, 26px)/1.3 var(--display); color: var(--ink); margin: -8px 0 20px; max-width: 560px; }
.contact-grid { align-items: start; }
@media (max-width: 640px) {
  .pipeline { gap: 6px; }
  .pipeline .row-lbl { width: 100%; text-align: center; margin: 0; }
  .pipeline .wire { display: none; }
  .pipeline + .pipeline-ops { flex-wrap: wrap; margin-top: 16px; }
}

/* Third order-of-work layer: plain yellow text, no boxes */
.pipeline-ai { display: flex; justify-content: center; align-items: center; gap: 10px; margin-top: 14px; font-size: 11px; letter-spacing: 0.14em; color: var(--y); opacity: 0.85; }
.pipeline-ai .row-lbl { color: var(--ink-mute); }
.pipeline-ai .sep { color: var(--ink-mute); }

/* Phones: stop wide content (e.g. the terminal card) from widening grid columns past the screen,
   and stop iOS from inflating text when it does */
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; }
.about-grid > *, .contact-grid > *, .skills-grid > *, .case > *, .tier > *, .gaps > * { min-width: 0; }
@media (max-width: 640px) {
  .pipeline-ai { flex-wrap: wrap; gap: 6px 10px; margin-top: 18px; }
  .terminal pre { font-size: 12px; }
}
.file-name > div { min-width: 0; }
.portrait img { height: auto; }