/* Abishek Giri - product and systems engineering portfolio */

:root {
  --paper: #f4f1ea;
  --paper-2: #e9e4d9;
  --surface: #faf8f3;
  --ink: #151512;
  --ink-2: #262520;
  --ink-body: #403e37;
  --ink-muted: #69655b;
  --ink-faint: #8c867a;
  --line: #d8d1c4;
  --line-2: #bdb5a7;
  --accent: #aa4e18;
  --accent-ink: #87380d;
  --accent-wash: #edddce;
  --on-accent: #fffaf3;
  --maxw: 1320px;
  --gutter: clamp(22px, 4.5vw, 68px);
  --radius-sm: 2px;
  --radius: 4px;
  --shadow: none;
  --font-display: "Archivo", sans-serif;
  --font-sans: "Archivo", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  color-scheme: light;
}

:root[data-theme="dark"] {
  --paper: #151513;
  --paper-2: #1d1c19;
  --surface: #22211d;
  --ink: #f5f1e8;
  --ink-2: #e8e2d7;
  --ink-body: #d0cabf;
  --ink-muted: #aaa398;
  --ink-faint: #777168;
  --line: #302e29;
  --line-2: #47433b;
  --accent: #d78a49;
  --accent-ink: #efa767;
  --accent-wash: #38271b;
  --on-accent: #17130f;
  --shadow: 0 28px 80px rgba(0, 0, 0, .24);
  color-scheme: dark;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #151513;
    --paper-2: #1d1c19;
    --surface: #22211d;
    --ink: #f5f1e8;
    --ink-2: #e8e2d7;
    --ink-body: #d0cabf;
    --ink-muted: #aaa398;
    --ink-faint: #777168;
    --line: #302e29;
    --line-2: #47433b;
    --accent: #d78a49;
    --accent-ink: #efa767;
    --accent-wash: #38271b;
    --on-accent: #17130f;
    --shadow: 0 28px 80px rgba(0, 0, 0, .24);
    color-scheme: dark;
  }
}

*, *::before, *::after { box-sizing: border-box; }
* { margin: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  min-width: 320px;
  background: var(--paper);
  color: var(--ink-body);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  font-feature-settings: "kern", "liga";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  transition: background-color .25s ease, color .25s ease;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; }
button { color: inherit; cursor: pointer; background: none; border: 0; }
::selection { color: var(--paper); background: var(--ink); }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
.skip-link { position: fixed; top: 12px; left: 12px; z-index: 100; padding: 10px 14px; color: var(--paper); background: var(--ink); transform: translateY(-160%); transition: transform .2s ease; }
.skip-link:focus { transform: none; }
.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: var(--gutter); }
h1, h2, h3, h4 { color: var(--ink); line-height: 1.05; }
.display { font-family: var(--font-display); font-weight: 600; }
.mono { font-family: var(--font-mono); font-size: .69rem; font-weight: 500; line-height: 1.4; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-muted); }
.mono .idx { color: var(--accent-ink); margin-right: .8rem; }
.section { position: relative; padding: clamp(90px, 11vw, 160px) 0; border-top: 1px solid var(--line-2); }
.section-head { display: grid; grid-template-columns: minmax(150px, .42fr) minmax(0, 1fr); column-gap: clamp(36px, 7vw, 100px); max-width: 1080px; margin-bottom: clamp(56px, 8vw, 104px); }
.section-head .mono { grid-row: 1 / 3; display: block; padding-top: 10px; }
.section-head h2 { max-width: 15ch; font-family: var(--font-display); font-size: clamp(2.5rem, 4.7vw, 4.9rem); font-variation-settings: "wdth" 95; font-weight: 600; line-height: .98; letter-spacing: -.055em; }
.section-head p { grid-column: 2; max-width: 58ch; margin-top: 24px; color: var(--ink-muted); font-size: 1rem; }

/* Header */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--paper) 94%, transparent); border-bottom: 1px solid var(--line); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.site-header.is-scrolled { border-color: var(--line-2); }
.header-inner { display: flex; align-items: center; gap: 28px; min-height: 68px; max-width: var(--maxw); margin-inline: auto; padding: 8px var(--gutter); }
.brand { display: inline-grid; grid-template-columns: auto auto; align-items: center; gap: 0 12px; color: var(--ink); }
.brand-mark { grid-row: 1 / 3; display: grid; place-items: center; width: 44px; height: 34px; border: 1px solid var(--ink); font-family: var(--font-mono); font-size: .54rem; font-weight: 500; letter-spacing: -.02em; }
.brand-name { align-self: end; font-size: .88rem; font-weight: 650; line-height: 1.05; letter-spacing: -.02em; }
.brand-role { align-self: start; color: var(--ink-faint); font-family: var(--font-mono); font-size: .5rem; line-height: 1.35; letter-spacing: .08em; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 28px; margin-left: auto; }
.site-nav a { position: relative; min-height: 44px; display: inline-flex; align-items: center; color: var(--ink-muted); font-size: .84rem; font-weight: 500; transition: color .18s ease; }
.site-nav a::after { content: ""; position: absolute; right: 50%; bottom: 5px; left: 50%; height: 1px; background: var(--accent); transition: inset .2s ease; }
.site-nav a:hover, .site-nav a.is-active { color: var(--ink); }
.site-nav a:hover::after, .site-nav a.is-active::after { right: 0; left: 0; }
.header-actions { display: flex; align-items: center; gap: 8px; }
.theme-toggle, .nav-toggle { display: grid; place-items: center; width: 42px; height: 42px; color: var(--ink); border: 1px solid var(--line-2); transition: background-color .2s ease, border-color .2s ease; }
.theme-toggle:hover, .nav-toggle:hover { background: var(--paper-2); border-color: var(--ink); }
.theme-toggle .sun { display: none; }
.theme-toggle .moon { display: block; }
:root[data-theme="dark"] .theme-toggle .sun { display: block; }
:root[data-theme="dark"] .theme-toggle .moon { display: none; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .sun { display: block; }
  :root:not([data-theme="light"]) .theme-toggle .moon { display: none; }
}
.header-resume { min-height: 42px; display: inline-flex; align-items: center; padding: 0 16px; color: var(--ink); border: 1px solid var(--line-2); font-size: .8rem; font-weight: 600; transition: color .2s ease, background-color .2s ease, border-color .2s ease; }
.header-resume:hover { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.nav-toggle { display: none; }
.nav-toggle span { width: 16px; height: 1px; margin: 2px 0; background: var(--ink); transition: transform .2s ease, opacity .2s ease; }
.nav-toggle[aria-expanded="true"] span:first-child { transform: translateY(5px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:last-child { transform: translateY(-5px) rotate(-45deg); }

/* Buttons and links */
.btn { min-height: 48px; display: inline-flex; align-items: center; justify-content: center; gap: .6em; padding: 0 20px; border: 1px solid transparent; border-radius: var(--radius-sm); font-size: .82rem; font-weight: 600; letter-spacing: -.01em; transition: transform .2s ease, color .2s ease, background-color .2s ease, border-color .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { color: var(--paper); background: var(--ink); border-color: var(--ink); }
.btn-primary:hover { color: var(--on-accent); background: var(--accent); border-color: var(--accent); }
.btn-ghost { color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { background: var(--surface); border-color: var(--ink); }
.ilink { display: inline-flex; align-items: center; gap: .45em; padding-bottom: 3px; color: var(--ink); border-bottom: 1px solid var(--line-2); font-size: .9rem; font-weight: 600; transition: color .2s ease, border-color .2s ease; }
.ilink .arw { font-family: var(--font-mono); color: var(--ink-muted); transition: transform .2s ease; }
.ilink:hover { color: var(--accent-ink); border-color: var(--accent); }
.ilink:hover .arw { transform: translate(3px, -3px); }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 24px; min-height: 44px; padding-block: 10px; color: var(--ink); border-bottom: 1px solid var(--line-2); font-size: .83rem; font-weight: 600; transition: color .2s ease, border-color .2s ease; }
.text-link:hover { color: var(--accent-ink); border-color: var(--accent); }

/* Home hero */
.hero { position: relative; padding: clamp(44px, 6vw, 82px) 0 clamp(72px, 10vw, 132px); }
.hero-kicker { display: flex; justify-content: space-between; gap: 24px; padding-bottom: 17px; border-bottom: 1px solid var(--line-2); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.65fr) minmax(300px, .55fr); gap: clamp(46px, 7vw, 100px); align-items: end; padding-top: clamp(54px, 8vw, 106px); }
.hero h1 { max-width: 12.5ch; font-family: var(--font-display); font-size: clamp(3.7rem, 7.7vw, 7.8rem); font-variation-settings: "wdth" 94; font-weight: 620; line-height: .88; letter-spacing: -.055em; word-spacing: .025em; }
.hero h1 em { color: var(--accent-ink); font-style: normal; font-weight: inherit; }
.hero-note { align-self: end; padding-top: 18px; border-top: 1px solid var(--ink); }
.hero-note > p { margin-top: 26px; color: var(--ink-body); font-size: .98rem; line-height: 1.65; }
.hero-note > p.hero-note-detail { margin-top: 16px; color: var(--ink-muted); font-size: .82rem; }
.availability { display: inline-flex; align-items: center; gap: 9px; color: var(--ink); font-family: var(--font-mono); font-size: .59rem; letter-spacing: .07em; text-transform: uppercase; }
.availability i { width: 7px; height: 7px; background: var(--accent); border-radius: 50%; }
.hero-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 30px; }
.hero-facts { display: grid; grid-template-columns: 1.2fr .85fr .85fr; margin-top: clamp(72px, 10vw, 132px); border-block: 1px solid var(--line-2); }
.hero-facts div { padding: 19px 24px 19px 0; }
.hero-facts div + div { padding-left: 24px; border-left: 1px solid var(--line); }
.hero-facts dt { font-family: var(--font-mono); font-size: .58rem; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint); }
.hero-facts dd { margin-top: 6px; color: var(--ink); font-size: .84rem; font-weight: 600; }

/* Featured work */
.work-item { display: grid; grid-template-columns: minmax(0, 1.12fr) minmax(360px, .88fr); gap: clamp(36px, 6vw, 86px); padding: clamp(44px, 6vw, 82px) 0; border-top: 1px solid var(--line-2); }
.work-item:last-child { border-bottom: 1px solid var(--line-2); }
.work-body { align-self: center; padding-block: 12px; }
.work-heading { display: grid; grid-template-columns: 44px 1fr; gap: 16px; align-items: start; }
.work-index { padding-top: 10px; color: var(--accent-ink); font-family: var(--font-mono); font-size: .64rem; letter-spacing: .12em; }
.work-body h3 { font-family: var(--font-display); font-size: clamp(2.2rem, 3.7vw, 4rem); font-variation-settings: "wdth" 94; font-weight: 610; line-height: .95; letter-spacing: -.055em; }
.work-tagline { margin: 12px 0 0 60px; color: var(--ink-muted); font-size: .98rem; }
.work-body dl { margin-top: 28px; border-top: 1px solid var(--line); }
.work-body dl > div { display: grid; grid-template-columns: 84px 1fr; gap: 18px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.work-body dt { padding-top: 3px; font-family: var(--font-mono); font-size: .58rem; letter-spacing: .09em; text-transform: uppercase; color: var(--ink-faint); }
.work-body dd { color: var(--ink-body); font-size: .86rem; line-height: 1.62; }
.work-tech { margin-top: 20px; color: var(--ink-muted); font-family: var(--font-mono); font-size: .64rem; line-height: 1.6; }
.work-links { margin-top: 22px; }
.work-figure { position: relative; min-height: 480px; display: grid; place-items: center; align-content: center; padding: clamp(36px, 5vw, 70px); background-color: var(--paper-2); border: 1px solid var(--line-2); background-image: linear-gradient(color-mix(in srgb, var(--line) 60%, transparent) 1px, transparent 1px), linear-gradient(90deg, color-mix(in srgb, var(--line) 60%, transparent) 1px, transparent 1px); background-size: 30px 30px; }
.work-figure::before { content: "SYSTEM EXHIBIT"; position: absolute; top: 16px; left: 18px; font-family: var(--font-mono); font-size: .53rem; letter-spacing: .12em; color: var(--ink-faint); }
.work-figure::after { content: "AG / 0"; position: absolute; right: 18px; bottom: 15px; color: var(--ink-faint); font-family: var(--font-mono); font-size: .5rem; letter-spacing: .1em; }
.fig { width: 100%; position: relative; }
.fig-caption { display: block; margin-top: 22px; color: var(--ink-faint); font-family: var(--font-mono); font-size: .57rem; letter-spacing: .09em; text-align: center; text-transform: uppercase; }
.fig-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 7px; align-items: stretch; }
.fig-flow .node { display: flex; flex-direction: column; gap: 5px; padding: 14px 11px; background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius-sm); }
.fig-flow .node small { color: var(--accent-ink); font-family: var(--font-mono); font-size: .54rem; }
.fig-flow .node b { color: var(--ink); font-size: .76rem; }
.fig-flow .node span { color: var(--ink-muted); font-size: .6rem; line-height: 1.35; }
.fig-flow .arr { align-self: center; color: var(--ink-faint); font-family: var(--font-mono); font-style: normal; }
.fig-trace .track { display: flex; align-items: center; justify-content: center; gap: 8px; flex-wrap: wrap; font-family: var(--font-mono); font-size: .61rem; }
.fig-trace .track b { padding: 7px 10px; color: var(--ink); background: var(--surface); border: 1px solid var(--line-2); border-radius: 5px; font-weight: 500; }
.fig-trace .track b.bad { color: var(--accent-ink); border-color: var(--accent); }
.fig-trace .track i { width: 16px; height: 1px; background: var(--line-2); }
.fig-trace .result { margin-top: 24px; padding: 20px; background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius-sm); }
.fig-trace .result small { color: var(--accent-ink); font-family: var(--font-mono); font-size: .55rem; letter-spacing: .09em; text-transform: uppercase; }
.fig-trace .result b { display: block; margin-top: 8px; color: var(--ink); font-size: .95rem; }
.fig-trace .result p { margin-top: 5px; color: var(--ink-muted); font-size: .67rem; }
.fig-cluster .row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.fig-cluster .row span { aspect-ratio: 1.6; display: grid; place-items: center; color: var(--ink); background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius-sm); font-family: var(--font-mono); font-size: .64rem; }
.fig-cluster .bar { display: flex; justify-content: space-between; gap: 12px; margin-top: 13px; padding: 11px 12px; background: var(--surface); border: 1px solid var(--line-2); border-radius: 5px; font-family: var(--font-mono); font-size: .58rem; }
.fig-cluster .bar b { color: var(--accent-ink); font-weight: 500; }
.fig-cluster .bar span { color: var(--ink-muted); }
.fig-ledger { overflow: hidden; background: var(--surface); border: 1px solid var(--line-2); border-radius: var(--radius-sm); }
.fig-ledger .lrow { display: grid; grid-template-columns: 1.4fr 1fr 1fr; padding: 13px 16px; color: var(--ink-body); border-bottom: 1px solid var(--line); font-family: var(--font-mono); font-size: .65rem; }
.fig-ledger .lrow.head { color: var(--ink-faint); background: var(--paper-2); font-size: .53rem; letter-spacing: .08em; text-transform: uppercase; }
.fig-ledger .ltotal { padding: 18px 16px; }
.fig-ledger .ltotal small { color: var(--ink-faint); font-family: var(--font-mono); font-size: .54rem; letter-spacing: .09em; text-transform: uppercase; }
.fig-ledger .ltotal b { display: block; margin-top: 7px; color: var(--ink); font-family: var(--font-display); font-size: 1.32rem; }

/* Statement */
.statement { color: #d7d0c4; background: #1b1a17; }
.statement .container { display: grid; grid-template-columns: 180px 1fr; gap: clamp(32px, 7vw, 100px); }
.statement .mono { color: #938c80; }
.statement .mono .idx { color: #d78a49; }
.statement h2 { max-width: 23ch; color: #f4efe5; font-family: var(--font-display); font-size: clamp(2.45rem, 4.5vw, 4.7rem); font-variation-settings: "wdth" 94; font-weight: 560; line-height: 1.02; letter-spacing: -.055em; }
.statement p { max-width: 65ch; margin-top: 30px; color: #aaa397; font-size: 1.02rem; }
.statement .ilink { margin-top: 28px; color: #f4efe5; border-color: #48443d; }
.statement .ilink:hover { color: #e4a36b; border-color: #e4a36b; }

/* Resume and archives */
.resume-grid { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(50px, 8vw, 110px); }
.resume-col h3 { padding-bottom: 15px; color: var(--ink-muted); border-bottom: 1px solid var(--line-2); font-family: var(--font-mono); font-size: .66rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; }
.entry { display: grid; grid-template-columns: 130px 1fr; gap: 22px; padding: 24px 0; border-bottom: 1px solid var(--line); }
.entry-date { padding-top: 3px; color: var(--ink-faint); font-family: var(--font-mono); font-size: .63rem; }
.entry-tag { display: inline-block; margin-bottom: 7px; color: var(--accent-ink); font-family: var(--font-mono); font-size: .54rem; letter-spacing: .1em; text-transform: uppercase; }
.entry h4 { font-size: 1rem; font-weight: 600; }
.entry .org { margin-top: 3px; color: var(--ink-body); font-size: .84rem; font-weight: 500; }
.entry p.desc { margin-top: 10px; color: var(--ink-muted); font-size: .84rem; line-height: 1.6; }
.index-list { border-top: 1px solid var(--line-2); }
.index-row { display: grid; grid-template-columns: 54px minmax(0, 1.7fr) minmax(0, 1fr) auto; gap: 22px; align-items: center; min-height: 76px; border-bottom: 1px solid var(--line); transition: padding .2s ease, background-color .2s ease; }
.index-row:hover { padding-inline: 14px; background: var(--paper-2); }
.index-row .num { color: var(--ink-faint); font-family: var(--font-mono); font-size: .63rem; }
.index-row .title { color: var(--ink); font-size: 1.04rem; font-weight: 600; }
.index-row .desc { color: var(--ink-muted); font-size: .8rem; }
.index-row .arw { color: var(--ink-faint); font-family: var(--font-mono); transition: color .2s ease, transform .2s ease; }
.index-row:hover .title, .index-row:hover .arw { color: var(--accent-ink); }
.index-row:hover .arw { transform: translate(3px, -3px); }

/* Inner pages */
.page-hero { position: relative; padding: clamp(86px, 11vw, 150px) 0 clamp(70px, 9vw, 120px); }
.page-hero .container { position: relative; }
.page-hero .container::before { content: ""; position: absolute; top: 2px; left: var(--gutter); width: 54px; height: 3px; background: var(--accent); }
.page-hero .mono { display: block; margin-bottom: 24px; }
.page-hero h1 { max-width: 13ch; font-family: var(--font-display); font-size: clamp(3rem, 6.3vw, 6.2rem); font-variation-settings: "wdth" 93; font-weight: 610; line-height: .92; letter-spacing: -.07em; }
.page-hero h1 em { color: var(--accent-ink); font-style: normal; font-weight: 600; }
.page-hero p { max-width: 62ch; margin-top: 25px; color: var(--ink-muted); font-size: 1.06rem; }
.about-split { display: grid; grid-template-columns: 1.3fr .9fr; gap: clamp(48px, 8vw, 110px); }
.prose p { margin-bottom: 22px; color: var(--ink-body); font-size: 1.02rem; line-height: 1.78; }
.prose p.lead { color: var(--ink); font-family: var(--font-display); font-size: clamp(1.45rem, 2.3vw, 1.95rem); font-weight: 500; line-height: 1.35; }
.facts { align-self: start; padding: 28px; background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.facts h4 { margin-bottom: 10px; color: var(--ink-muted); font-family: var(--font-mono); font-size: .64rem; letter-spacing: .11em; text-transform: uppercase; }
.facts dl { border-top: 1px solid var(--line-2); }
.facts dl > div { padding: 14px 0; border-bottom: 1px solid var(--line); }
.facts dt { color: var(--ink-faint); font-family: var(--font-mono); font-size: .56rem; letter-spacing: .08em; text-transform: uppercase; }
.facts dd { margin-top: 5px; color: var(--ink); font-size: .9rem; font-weight: 500; }
.facts .btn { margin-top: 18px; }
.timeline { border-top: 1px solid var(--line-2); }
.timeline .entry { grid-template-columns: 160px 1fr; }

/* Skills */
.skill-block { display: grid; grid-template-columns: 210px 1fr; gap: 42px; padding: 36px 0; border-top: 1px solid var(--line); }
.skill-block:first-of-type { border-top-color: var(--line-2); }
.skill-block h3 { font-family: var(--font-display); font-size: 1.5rem; font-weight: 500; }
.skill-block .count { display: block; margin-top: 6px; color: var(--ink-faint); font-family: var(--font-mono); font-size: .58rem; letter-spacing: .08em; text-transform: uppercase; }
.skill-tags { display: flex; flex-wrap: wrap; gap: 0; align-content: flex-start; border-top: 1px solid var(--line); }
.skill-tags span { min-width: 25%; padding: 12px 14px 12px 0; color: var(--ink-body); border-bottom: 1px solid var(--line); font-family: var(--font-mono); font-size: .67rem; transition: color .2s ease; }
.skill-tags span:hover { color: var(--accent-ink); }
.focus-grid { display: grid; grid-template-columns: repeat(3, 1fr); border: 1px solid var(--line); border-radius: var(--radius-sm); overflow: hidden; }
.focus-grid article { min-height: 240px; padding: 30px; background: var(--surface); }
.focus-grid article + article { border-left: 1px solid var(--line); }
.focus-grid .fnum { color: var(--accent-ink); font-family: var(--font-mono); font-size: .59rem; letter-spacing: .1em; }
.focus-grid h4 { margin-top: 64px; font-size: 1.05rem; }
.focus-grid p { margin-top: 10px; color: var(--ink-muted); font-size: .85rem; line-height: 1.6; }

/* Papers and contact */
.paper-list { border-top: 1px solid var(--line-2); }
.paper { display: grid; grid-template-columns: 54px 1fr auto; gap: 24px; align-items: start; padding: 30px 0; border-bottom: 1px solid var(--line); transition: padding .2s ease, background-color .2s ease; }
.paper:hover { padding-inline: 16px; background: var(--surface); }
.paper .pnum { padding-top: 5px; color: var(--ink-faint); font-family: var(--font-mono); font-size: .62rem; }
.paper h3 { font-family: var(--font-display); font-size: 1.45rem; font-weight: 500; }
.paper p { max-width: 65ch; margin-top: 8px; color: var(--ink-muted); font-size: .87rem; }
.paper .ptags { margin-top: 12px; color: var(--ink-faint); font-family: var(--font-mono); font-size: .61rem; }
.contact-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(48px, 8vw, 110px); }
.link-stack { margin-top: 28px; border-top: 1px solid var(--line-2); }
.link-stack a { display: flex; justify-content: space-between; align-items: center; gap: 16px; min-height: 60px; border-bottom: 1px solid var(--line); color: var(--ink); transition: color .2s ease, padding .2s ease; }
.link-stack a:hover { padding-inline: 10px; color: var(--accent-ink); }
.link-stack .k { overflow-wrap: anywhere; }
.link-stack .v { color: var(--ink-faint); font-family: var(--font-mono); }
.form-card { padding: clamp(26px, 4vw, 42px); background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); }
.form-success { margin-bottom: 20px; padding: 12px 15px; color: var(--accent-ink); background: var(--accent-wash); border: 1px solid var(--accent); border-radius: var(--radius-sm); font-size: .86rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 17px; }
.form-group label { display: block; margin-bottom: 7px; color: var(--ink-muted); font-family: var(--font-mono); font-size: .59rem; letter-spacing: .08em; text-transform: uppercase; }
.form-group .opt { color: var(--ink-faint); }
.form-group input, .form-group textarea { width: 100%; padding: 12px 13px; color: var(--ink); background: var(--paper); border: 1px solid var(--line-2); border-radius: var(--radius-sm); font-size: .9rem; transition: border-color .2s ease, box-shadow .2s ease; }
.form-group input:focus, .form-group textarea:focus { outline: 0; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-wash); }
.form-group textarea { resize: vertical; }

/* CTA and footer */
.cta { color: #d6cfc3; background: #1b1a17; border-top: 0; }
.cta .container { text-align: center; }
.cta .mono { color: #938c80; }
.cta h2 { margin-top: 20px; color: #f4efe5; font-family: var(--font-display); font-size: clamp(2.6rem, 5vw, 5rem); font-variation-settings: "wdth" 94; font-weight: 560; letter-spacing: -.06em; }
.cta h2 em { font-style: normal; }
.cta h2 em { color: #d78a49; }
.cta p { max-width: 54ch; margin: 18px auto 0; color: #aaa397; }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 12px; margin-top: 32px; }
.cta .btn-primary { color: #1b1a17; background: #f4efe5; border-color: #f4efe5; }
.cta .btn-primary:hover { color: #17130f; background: #d78a49; border-color: #d78a49; }
.cta .btn-ghost { color: #f4efe5; border-color: #565148; }
.cta .btn-ghost:hover { background: #292722; border-color: #f4efe5; }
.site-footer { background: var(--paper); border-top: 1px solid var(--line); }
.footer-inner { display: grid; grid-template-columns: 1.7fr .8fr .8fr; gap: 48px; max-width: var(--maxw); margin-inline: auto; padding: clamp(52px, 7vw, 86px) var(--gutter) 42px; }
.footer-brand .brand { margin-bottom: 17px; }
.footer-brand p { max-width: 44ch; color: var(--ink-muted); font-size: .87rem; }
.footer-col h5 { margin-bottom: 13px; color: var(--ink-faint); font-family: var(--font-mono); font-size: .58rem; font-weight: 500; letter-spacing: .11em; text-transform: uppercase; }
.footer-col a { display: block; min-height: 34px; color: var(--ink-muted); font-size: .84rem; transition: color .2s ease; }
.footer-col a:hover { color: var(--accent-ink); }
.footer-legal { display: flex; justify-content: space-between; gap: 18px; flex-wrap: wrap; max-width: var(--maxw); margin-inline: auto; padding: 22px var(--gutter); color: var(--ink-faint); border-top: 1px solid var(--line); font-family: var(--font-mono); font-size: .59rem; }

/* Progressive enhancement only */
.reveal-ready [data-reveal] { opacity: 0; transform: translateY(14px); transition: opacity .55s cubic-bezier(.22, 1, .36, 1), transform .55s cubic-bezier(.22, 1, .36, 1); }
.reveal-ready [data-reveal].is-visible { opacity: 1; transform: none; }

@media (max-width: 980px) {
  .hero-grid { grid-template-columns: 1fr; align-items: start; }
  .hero-note { max-width: 620px; }
  .work-item { grid-template-columns: 1fr; }
  .work-figure { min-height: 380px; }
  .statement .container { grid-template-columns: 1fr; gap: 30px; }
  .resume-grid { grid-template-columns: 1fr; gap: 56px; }
  .about-split, .contact-grid { grid-template-columns: 1fr; }
  .facts { max-width: 640px; }
  .footer-inner { grid-template-columns: 1.4fr 1fr 1fr; }
}

@media (max-width: 760px) {
  .site-nav { position: fixed; inset: 74px 0 auto; display: flex; flex-direction: column; align-items: stretch; gap: 0; padding: 8px var(--gutter) 20px; background: var(--paper); border-bottom: 1px solid var(--line); opacity: 0; transform: translateY(-10px); pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
  .site-nav.open { opacity: 1; transform: none; pointer-events: auto; }
  .site-nav a { min-height: 48px; border-bottom: 1px solid var(--line); }
  .site-nav a::after { display: none; }
  .header-resume { display: none; }
  .nav-toggle { display: flex; flex-direction: column; }
  .section-head { display: block; }
  .section-head .mono { margin-bottom: 22px; padding-top: 0; }
  .section-head p { margin-top: 20px; }
  .hero { padding-top: 38px; }
  .hero h1 { max-width: none; font-size: clamp(2.5rem, 10.7vw, 4.8rem); letter-spacing: -.045em; word-spacing: .04em; }
  .hero-facts { grid-template-columns: repeat(2, 1fr); }
  .hero-facts div:nth-child(3) { border-left: 0; border-top: 1px solid var(--line); }
  .hero-facts div:nth-child(4) { border-top: 1px solid var(--line); }
  .work-figure { min-height: 300px; }
  .work-tagline { margin-left: 0; }
  .fig-flow { grid-template-columns: 1fr 1fr; }
  .fig-flow .arr { display: none; }
  .skill-block { grid-template-columns: 1fr; gap: 18px; }
  .focus-grid { grid-template-columns: 1fr; }
  .focus-grid article { min-height: auto; }
  .focus-grid article + article { border-top: 1px solid var(--line); border-left: 0; }
  .focus-grid h4 { margin-top: 36px; }
  .index-row { grid-template-columns: 42px 1fr auto; }
  .index-row .desc { display: none; }
  .form-row { grid-template-columns: 1fr; gap: 0; }
  .entry, .timeline .entry { grid-template-columns: 1fr; gap: 7px; }
  .paper { grid-template-columns: 40px 1fr; }
  .paper .parr { display: none; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}

@media (max-width: 520px) {
  .brand-name { font-size: .88rem; }
  .theme-toggle, .nav-toggle { width: 40px; height: 40px; }
  .brand-role { display: none; }
  .hero-kicker { font-size: .58rem; }
  .hero-grid { gap: 54px; padding-top: 46px; }
  .hero-actions { grid-template-columns: 1fr; gap: 0; }
  .hero-facts { display: block; }
  .hero-facts div, .hero-facts div + div { padding: 15px 0; border-top: 1px solid var(--line); border-left: 0; }
  .hero-facts div:first-child { border-top: 0; }
  .work-body { padding: 8px 0 0; }
  .work-heading { grid-template-columns: 34px 1fr; gap: 10px; }
  .work-index { padding-top: 7px; }
  .work-body dl > div { grid-template-columns: 1fr; gap: 5px; }
  .work-figure { min-height: 260px; padding: 46px 20px 28px; }
  .fig-cluster .bar { flex-direction: column; }
  .skill-tags span { min-width: 50%; }
  .page-hero h1 { font-size: clamp(3rem, 16vw, 4.8rem); }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-brand { grid-column: auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal-ready [data-reveal] { opacity: 1; transform: none; }
}