/* ============================================================
   RESEDA — Design System Tokens
   ============================================================ */
:root {
  --paper:        #FAFAFF;
  --ash:          #B0B5AD;
  --reseda:       #6C7B56;
  --eminence:     #561767;
  --ink:          #1C1C1C;

  --n-0:   #FFFFFF;
  --n-50:  #FAFAFF;
  --n-100: #F5F5F5;
  --n-200: #EEEEEE;
  --n-300: #E7E7E7;
  --n-400: #DDDDDD;
  --n-500: #CCCCCC;
  --n-600: #B0B5AD;
  --n-700: #808080;
  --n-800: #4D4D4D;
  --n-900: #333333;
  --n-950: #1C1C1C;

  --green-50:  #F4F6F2;
  --green-100: #ECF0E7;
  --green-700: #6C7B56;
  --green-800: #5A6749;

  --purple-50:  #F6F4F7;
  --purple-100: #EDE9EF;
  --purple-700: #561767;
  --purple-800: #3F1149;

  --bg:          var(--paper);
  --bg-elevated: var(--n-0);
  --bg-sunken:   var(--n-100);

  --fg-1:        var(--ink);
  --fg-2:        var(--n-800);
  --fg-3:        var(--n-700);
  --fg-muted:    var(--ash);
  --fg-inverse:  var(--paper);

  --line:        var(--ink);
  --line-soft:   var(--n-400);
  --line-ash:    var(--ash);

  --accent:      var(--eminence);
  --accent-fg:   var(--paper);
  --counter:     var(--reseda);
  --counter-fg:  var(--paper);

  --font-display: "Bricolage Grotesque", "Space Grotesk", -apple-system, sans-serif;
  --font-sans:    "Space Grotesk", -apple-system, sans-serif;
  --font-mono:    "DM Mono", ui-monospace, Menlo, monospace;

  --t-display: clamp(56px, 8vw, 128px);
  --t-h1:   56px;
  --t-h2:   40px;
  --t-h3:   28px;
  --t-h4:   20px;
  --t-body-lg: 18px;
  --t-body:    16px;
  --t-body-sm: 14px;
  --t-caption: 12px;
  --t-eyebrow: 11px;

  --lh-tight:  1.05;
  --lh-snug:   1.2;
  --lh-normal: 1.5;
  --lh-prose:  1.65;

  --tr-tight:   -0.02em;
  --tr-normal:  0;
  --tr-wide:    0.08em;
  --tr-eyebrow: 0.18em;

  --s-1: 4px;  --s-2: 8px;   --s-3: 12px;  --s-4: 16px;
  --s-5: 24px; --s-6: 32px;  --s-7: 48px;  --s-8: 64px;
  --s-9: 96px; --s-10: 128px;

  --r-0:   0px;
  --r-1:   2px;
  --r-2:   4px;
  --r-pill: 999px;

  --shadow-soft:   0 1px 2px rgba(28,28,28,0.04), 0 4px 10px rgba(28,28,28,0.05);
  --shadow-lift:   0 4px 12px rgba(28,28,28,0.06), 0 16px 40px rgba(28,28,28,0.08);
  --shadow-offset: 0 6px 18px rgba(86,23,103,0.12);

  --ease-out:  cubic-bezier(0.22, 0.61, 0.36, 1);
  --ease-inout: cubic-bezier(0.65, 0, 0.35, 1);
  --dur-fast:  120ms;
  --dur-base:  200ms;
  --dur-slow:  360ms;

  --container: 1280px;
  --container-narrow: 720px;
  --grid-gutter: 24px;
}

/* ============================================================
   BASE
   ============================================================ */
*, *::before, *::after { box-sizing: border-box; }

html, body {
  margin: 0; padding: 0;
  background: var(--bg);
  color: var(--fg-1);
  font-family: var(--font-sans);
  font-size: var(--t-body);
  line-height: var(--lh-normal);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--fg-1);
  letter-spacing: var(--tr-tight);
  line-height: var(--lh-tight);
  margin: 0;
}
h1 { font-size: var(--t-h1); letter-spacing: -0.035em; }
h2 { font-size: var(--t-h2); letter-spacing: -0.03em; }
h3 { font-size: var(--t-h3); line-height: var(--lh-snug); letter-spacing: -0.02em; }
h4 { font-size: var(--t-h4); line-height: var(--lh-snug); font-weight: 500; }

p { font-size: var(--t-body); line-height: var(--lh-prose); color: var(--fg-2); margin: 0; }
small { font-size: var(--t-caption); color: var(--fg-3); }

em, strong {
  font-style: normal;
  font-weight: 500;
  color: var(--eminence);
}

code, pre {
  font-family: var(--font-mono);
  font-size: 0.92em;
}

a {
  color: var(--fg-1);
  text-decoration: underline;
  text-underline-offset: 3px;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--ash);
  transition: text-decoration-color var(--dur-fast) var(--ease-out);
}
a:hover { text-decoration-color: var(--ink); }

::selection { background: var(--eminence); color: var(--paper); }

hr { border: none; border-top: 1px solid var(--line); margin: var(--s-6) 0; }

/* ============================================================
   SHELL
   ============================================================ */
.shell { min-height: 100vh; display: flex; flex-direction: column; }
.main  { flex: 1; max-width: var(--container); width: 100%; margin: 0 auto; padding: 0 32px 96px; }

/* ============================================================
   UTILITIES
   ============================================================ */
.eyebrow {
  font-family: var(--font-mono);
  font-size: var(--t-eyebrow);
  text-transform: uppercase;
  letter-spacing: var(--tr-eyebrow);
  color: var(--fg-3);
  font-weight: 500;
}
.mono { font-family: var(--font-mono); }
.rule { border: none; border-top: 1px solid var(--line); margin: var(--s-5) 0; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 24px 0;
  margin-top: 64px;
}

/* image placeholder */
.img-slot {
  background: var(--n-100);
  border: 1px solid var(--line-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--fg-muted);
  text-transform: uppercase;
  width: 100%;
}
.img-slot-label { pointer-events: none; }

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: sticky; top: 0; z-index: 50;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 18px 32px;
  background: var(--bg);
  border-bottom: 1px solid var(--line);
}
.nav-brand {
  text-decoration: none; color: inherit;
  display: inline-flex; align-items: center; gap: 12px;
}
.nav-brand-d {
  font-family: var(--font-display); font-weight: 700; font-size: 28px;
  line-height: 1; letter-spacing: -0.04em; color: var(--eminence);
}
.nav-brand-name {
  font-family: var(--font-sans); font-size: 13px;
  letter-spacing: 0.32em; font-weight: 500;
}
.nav-brand-meta {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.16em; color: var(--fg-3);
}
.nav-links { display: flex; gap: 32px; justify-self: center; }
.nav-link {
  color: var(--fg-1); text-decoration: none; font-size: 14px;
  padding: 4px 0;
  transition: color var(--dur-fast) var(--ease-out);
}
.nav-link:hover { color: var(--eminence); }
.nav-link.active {
  text-decoration: underline;
  text-underline-offset: 6px;
  text-decoration-thickness: 1px;
  text-decoration-color: var(--eminence);
}
.nav-years {
  justify-self: end;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.16em; color: var(--fg-3);
}

/* ============================================================
   FOOTER
   ============================================================ */
.foot {
  border-top: 1px solid var(--line);
  padding: 32px;
  max-width: var(--container);
  margin: 64px auto 0;
  display: flex; justify-content: space-between; align-items: center;
  gap: 24px; flex-wrap: wrap;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.12em; color: var(--fg-3);
  text-transform: uppercase;
}
.foot-mark {
  font-family: var(--font-display); font-size: 16px;
  font-weight: 700; letter-spacing: -0.02em;
  text-transform: none; color: var(--eminence);
  margin-right: 12px;
}
.foot-meta { display: flex; gap: 32px; flex-wrap: wrap; }

/* ============================================================
   LANDING — HERO
   ============================================================ */
.hero {
  padding: 96px 0 64px;
  border-bottom: 1px solid var(--line);
}
.hero-eyebrow {
  display: flex; justify-content: space-between;
  margin-bottom: 48px;
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.18em; color: var(--fg-3);
}
.hero-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(44px, 6.4vw, 96px);
  line-height: 1.02; letter-spacing: -0.035em;
  margin: 0 0 64px;
}
.hero-title em {
  font-style: normal; font-weight: 500; color: var(--eminence);
}
.hero-foot {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 48px; align-items: end;
}
.hero-blurb {
  font-size: 17px; line-height: 1.55; color: var(--fg-2);
}
.hero-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 16px 32px; }
.hero-meta > div:first-child { grid-column: 1 / -1; }
.hero-meta > div { display: flex; flex-direction: column; gap: 4px; min-width: 96px; }
.hero-meta > div > span:last-child { font-family: var(--font-display); font-size: 22px; color: var(--fg-1); }

/* ============================================================
   LANDING — WORK INDEX
   ============================================================ */
.work-list { list-style: none; padding: 0; margin: 0; }
.work-head, .work-row {
  display: grid;
  grid-template-columns: 56px minmax(0, 2.4fr) minmax(0, 1.4fr) minmax(0, 1.4fr) 120px;
  gap: 16px; padding: 20px 0; align-items: center;
  border-bottom: 1px solid var(--line-soft);
}
.work-head {
  font-family: var(--font-mono); font-size: 11px;
  text-transform: uppercase; letter-spacing: 0.16em; color: var(--fg-3);
  padding: 12px 0; border-bottom: 1px solid var(--line);
}
.work-row {
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease-out);
  text-decoration: none; color: inherit;
}
.work-row:hover { background: var(--purple-50); }
.work-row:hover .work-arrow { transform: translateX(4px); opacity: 1; color: var(--eminence); }
.work-num { font-family: var(--font-mono); font-size: 13px; color: var(--fg-3); letter-spacing: 0.08em; }
.work-title { font-family: var(--font-display); font-size: 28px; line-height: 1.1; letter-spacing: -0.02em; }
.work-client { font-size: 14px; color: var(--fg-2); }
.work-disc { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--fg-3); }
.work-year { font-family: var(--font-mono); font-size: 13px; color: var(--fg-2); text-align: right; }
.work-arrow {
  display: inline-block; opacity: 0;
  transition: transform var(--dur-base) var(--ease-out), opacity var(--dur-fast), color var(--dur-fast);
}

/* ============================================================
   PROJECTS PAGE — CARD GRID
   ============================================================ */
.projects-intro { padding: 64px 0 48px; max-width: 56ch; }
.projects-intro p { font-size: 17px; line-height: 1.6; }

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
  margin-top: 0;
}
.card-grid-2col {
  grid-template-columns: repeat(2, 1fr);
}

.pc-card {
  background: var(--bg);
  display: flex; flex-direction: column;
  cursor: pointer; text-decoration: none; color: inherit;
  border: 1px solid var(--line);
  transition: transform var(--dur-base) var(--ease-out), box-shadow var(--dur-base) var(--ease-out), background var(--dur-fast);
}
.pc-card:hover { box-shadow: var(--shadow-offset); transform: translate(-2px, -2px); position: relative; z-index: 1; }
.pc-card:hover .pc-arrow { transform: translateX(4px); color: var(--eminence); }

.pc-eyebrow { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-3); }
.pc-num { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; color: var(--fg-3); }
.pc-tag {
  font-family: var(--font-mono); font-size: 9px; letter-spacing: 0.16em;
  text-transform: uppercase; padding: 3px 7px;
  border: 1px solid var(--line); color: var(--fg-1); white-space: nowrap;
}
.pc-tag.accent { background: var(--eminence); border-color: var(--eminence); color: var(--paper); }
.pc-tag.counter { background: var(--reseda); border-color: var(--reseda); color: var(--paper); }
.pc-tag.dark { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.pc-title {
  font-family: var(--font-display); font-weight: 500;
  letter-spacing: -0.03em; line-height: 1.08; color: var(--fg-1); margin: 0;
}
.pc-summary {
  font-family: var(--font-sans); font-size: 14px;
  line-height: 1.5; color: var(--fg-2); margin: 0;
}
.pc-arrow {
  font-size: 13px; color: var(--fg-3);
  transition: transform var(--dur-base) var(--ease-out), color var(--dur-fast);
}

/* PLATE card */
.pc-plate .pc-img { height: 220px; border-bottom: 1px solid var(--line); background-size: cover; background-repeat: no-repeat; }
.pc-plate .pc-body { padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.pc-plate .pc-head { display: flex; justify-content: space-between; align-items: center; }
.pc-plate .pc-title { font-size: 25px; }
.pc-plate .pc-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 12px; border-top: 1px solid var(--line-soft);
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em; color: var(--fg-3);
}

/* TINTED card */
.pc-tinted {
  padding: 24px; gap: 0;
  min-height: 320px; justify-content: space-between;
}
.pc-tinted.t-purple { background: var(--purple-100); }
.pc-tinted.t-green  { background: var(--green-100); }
.pc-tinted-head { display: flex; justify-content: space-between; align-items: flex-start; margin-bottom: 24px; }
.pc-bignum {
  font-family: var(--font-display); font-size: 80px; line-height: 1;
  letter-spacing: -0.05em; font-weight: 700;
  color: rgba(28,28,28,0.12);
}
.pc-tinted-mid { display: flex; flex-direction: column; gap: 16px; flex: 1; }
.pc-tinted .pc-title { font-size: 26px; }
.pc-metric { display: flex; flex-direction: column; gap: 4px; }
.pc-metric-val {
  font-family: var(--font-display); font-size: 40px;
  font-weight: 700; letter-spacing: -0.04em; line-height: 1;
  color: var(--eminence);
}
.pc-metric-label { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--fg-3); }
.pc-tinted .pc-foot {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 16px; border-top: 1px solid rgba(28,28,28,0.15);
  font-family: var(--font-mono); font-size: 11px; color: var(--fg-3); letter-spacing: 0.04em;
  margin-top: 16px;
}

/* STAT card */
.pc-stat .pc-body { padding: 20px; display: flex; flex-direction: column; gap: 12px; }
.pc-stat .pc-head { display: flex; justify-content: space-between; align-items: baseline; }
.pc-stat .pc-title { font-size: 22px; }
.pc-stat-row { display: flex; gap: 0; border-top: 1px solid var(--line-soft); border-bottom: 1px solid var(--line-soft); }
.pc-stat-cell {
  flex: 1; padding: 14px 0;
  display: flex; flex-direction: column; gap: 4px;
  border-right: 1px solid var(--line-soft);
}
.pc-stat-cell:last-child { border-right: none; padding-left: 16px; }
.pc-stat-cell:first-child { padding-right: 16px; }
.pc-stat-val {
  font-family: var(--font-display); font-size: 28px;
  font-weight: 700; letter-spacing: -0.04em; line-height: 1;
  color: var(--eminence);
}
.pc-stat-k { font-family: var(--font-mono); font-size: 10px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--fg-3); }
.pc-stat .pc-foot {
  display: flex; justify-content: space-between; align-items: center;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.04em; color: var(--fg-3);
  padding-top: 4px;
}

/* ============================================================
   CASE STUDY PAGE
   ============================================================ */
.cs-back {
  font-family: var(--font-sans); font-size: 13px;
  background: transparent; border: none;
  color: var(--fg-2); cursor: pointer; padding: 32px 0 24px;
  display: block; letter-spacing: 0;
  transition: color var(--dur-fast) var(--ease-out);
}
.cs-back:hover { color: var(--eminence); }

/* Cover */
.cs-cover {
  border: 1px solid var(--line);
  padding: 64px 48px 40px;
  margin-bottom: 64px;
  min-height: 520px;
  display: flex; flex-direction: column;
}
.cs-cover-tag {
  display: flex; justify-content: space-between;
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.18em;
  margin-bottom: auto;
}
.cs-cover-title {
  font-family: var(--font-display);
  font-size: clamp(44px, 6vw, 88px);
  line-height: 1.02; letter-spacing: -0.035em;
  font-weight: 400; margin: 48px 0 0;
  max-width: 18ch;
}
.cs-cover-outcome {
  margin-top: 32px;
  font-family: var(--font-display); font-size: 22px;
  line-height: 1.3; color: var(--eminence);
  max-width: 48ch;
}
.cs-cover-foot {
  display: flex; align-items: center; gap: 16px;
  font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.1em;
  border-top: 1px solid currentColor; padding-top: 16px;
  margin-top: 40px; opacity: 0.85;
}
.cs-cover-swatch { width: 28px; height: 28px; border: 1px solid currentColor; }

/* Meta strip */
.cs-meta-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0;
  border: 1px solid var(--line);
  border-top: none;
  margin-bottom: 64px;
}
.cs-meta-cell {
  padding: 20px;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 6px;
}
.cs-meta-cell:last-child { border-right: none; }
.cs-meta-cell .eyebrow { font-size: 10px; }
.cs-meta-val { font-size: 15px; color: var(--fg-1); font-family: var(--font-sans); }

/* Prose layout */
.cs-body { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 64px; margin-bottom: 64px; }
.cs-sidebar { display: flex; flex-direction: column; gap: 0; }
.cs-sidebar-nav { position: sticky; top: 90px; }
.cs-sidebar-nav a {
  display: block; padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.1em; text-transform: uppercase;
  text-decoration: none; color: var(--fg-3);
  transition: color var(--dur-fast);
}
.cs-sidebar-nav a:hover { color: var(--eminence); }
.cs-sidebar-nav a.active { color: var(--eminence); font-weight: 500; }

.cs-prose { max-width: 68ch; }
.cs-prose section { padding-bottom: 64px; border-bottom: 1px solid var(--line-soft); margin-bottom: 64px; }
.cs-prose section:last-child { border-bottom: none; margin-bottom: 0; }
.cs-section-label {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em;
  text-transform: uppercase; color: var(--eminence);
  display: block; margin-bottom: 16px;
}
.cs-lede {
  font-family: var(--font-display); font-size: 28px;
  line-height: 1.25; color: var(--fg-1);
  letter-spacing: -0.015em; margin: 0 0 24px;
}
.cs-prose p { font-size: 17px; line-height: 1.65; color: var(--fg-2); margin: 0 0 18px; }
.cs-prose h3 { font-size: 22px; margin: 32px 0 12px; color: var(--fg-1); }
.cs-prose ul { padding-left: 1.2em; margin: 0 0 18px; }
.cs-prose ul li { font-size: 17px; line-height: 1.65; color: var(--fg-2); margin-bottom: 6px; }

/* Image slots in case study */
.cs-img { margin: 32px 0; width: 100%; }
.cs-img-full { margin: 0 0 32px; width: calc(100% + 64px); margin-left: -0px; }
.cs-img-grid { display: grid; gap: 16px; margin: 32px 0; }
.cs-img-grid.two-col { grid-template-columns: 1fr 1fr; }
.cs-img-grid.three-col { grid-template-columns: 1fr 1fr 1fr; }
.cs-img-caption {
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.08em; color: var(--fg-3);
  margin-top: 8px; display: block;
}

/* Callout block */
.cs-callout {
  border-left: 3px solid var(--eminence);
  padding: 20px 24px;
  margin: 32px 0;
  background: var(--purple-50);
}
.cs-callout p { font-size: 18px !important; font-family: var(--font-display) !important; color: var(--fg-1) !important; line-height: 1.4 !important; margin: 0 !important; }

/* HMW block */
.cs-hmw {
  border: 1px solid var(--line);
  padding: 24px;
  margin: 32px 0;
  display: flex; flex-direction: column; gap: 8px;
}
.cs-hmw-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--eminence); }
.cs-hmw-text { font-family: var(--font-display); font-size: 24px; line-height: 1.3; letter-spacing: -0.02em; color: var(--fg-1); }

/* Metric row */
.cs-metrics { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; border: 1px solid var(--line); margin: 32px 0; }
.cs-metric-cell {
  padding: 24px;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 8px;
}
.cs-metric-cell:last-child { border-right: none; }
.cs-metric-val {
  font-family: var(--font-display); font-size: 48px;
  font-weight: 700; letter-spacing: -0.04em; line-height: 1;
  color: var(--eminence);
}
.cs-metric-label { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.12em; color: var(--fg-3); }
.cs-metric-note { font-size: 13px; color: var(--fg-2); line-height: 1.4; }

/* Process steps */
.cs-steps { display: flex; flex-direction: column; gap: 0; margin: 32px 0; }
.cs-step {
  display: grid; grid-template-columns: 40px 1fr;
  gap: 20px; padding: 20px 0;
  border-bottom: 1px solid var(--line-soft);
  align-items: start;
}
.cs-step:last-child { border-bottom: none; }
.cs-step-num {
  font-family: var(--font-mono); font-size: 13px;
  color: var(--eminence); letter-spacing: 0.04em; padding-top: 2px;
}
.cs-step-body {}
.cs-step-body h4 { font-size: 17px; margin-bottom: 6px; font-weight: 500; }
.cs-step-body p { font-size: 15px !important; margin: 0 !important; }

/* Next project nav */
.cs-project-nav {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 32px; padding-top: 32px;
  border-top: 1px solid var(--line); margin-top: 64px;
}
.cs-project-nav a {
  text-decoration: none; color: inherit;
  display: flex; flex-direction: column; gap: 6px; padding: 16px 0;
  border-top: 3px solid transparent;
  transition: border-color var(--dur-fast), color var(--dur-fast);
}
.cs-project-nav a:hover { border-color: var(--eminence); color: var(--eminence); }
.cs-project-nav a > span:last-child { font-family: var(--font-display); font-size: 20px; }
.cs-project-nav .next { text-align: right; }

/* Iteration table */
.iter-table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14px; }
.iter-table th {
  font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em;
  text-transform: uppercase; color: var(--fg-3);
  padding: 10px 16px; text-align: left;
  border-bottom: 2px solid var(--line); background: var(--n-100);
}
.iter-table td {
  padding: 14px 16px; border-bottom: 1px solid var(--line-soft);
  vertical-align: top; line-height: 1.55; color: var(--fg-2);
}
.iter-table td:first-child {
  font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.06em;
  color: var(--eminence); white-space: nowrap; font-weight: 500;
}
.iter-table tr:last-child td { border-bottom: none; }
.iter-table tr:hover td { background: var(--purple-50); }

.dq-table { width: 100%; border-collapse: collapse; margin: 24px 0; }
.dq-table td { padding: 16px 20px; border-bottom: 1px solid var(--line-soft); vertical-align: top; }
.dq-table td:first-child { font-family: var(--font-mono); font-size: 13px; font-weight: 700; color: var(--eminence); width: 48px; }
.dq-table td:last-child { font-size: 16px; line-height: 1.55; color: var(--fg-1); }
.dq-table tr:last-child td { border-bottom: none; }

.cr-table { width: 100%; border-collapse: collapse; margin: 24px 0; font-size: 14px; }
.cr-table th { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-3); padding: 10px 16px; text-align: left; border-bottom: 2px solid var(--line); background: var(--n-100); }
.cr-table td { padding: 14px 16px; border-bottom: 1px solid var(--line-soft); vertical-align: top; line-height: 1.55; }
.cr-table td:first-child { font-weight: 500; color: var(--fg-1); width: 35%; }
.cr-table td:last-child { color: var(--fg-2); }
.cr-table tr:last-child td { border-bottom: none; }

.impact-row { display: grid; grid-template-columns: 110px 1fr 1fr; gap: 24px; padding: 20px 0; border-bottom: 1px solid var(--line-soft); align-items: start; }
.impact-row:last-child { border-bottom: none; }
.impact-date { font-family: var(--font-mono); font-size: 11px; letter-spacing: 0.08em; color: var(--eminence); padding-top: 2px; font-weight: 500; }
.impact-what { font-size: 15px; line-height: 1.55; color: var(--fg-1); }
.impact-why { font-size: 14px; line-height: 1.55; color: var(--fg-2); }

.kd-block { border-left: 3px solid var(--eminence); padding: 20px 24px; margin: 24px 0; }
.kd-block h4 { font-size: 17px; margin-bottom: 8px; font-weight: 500; }
.kd-block p { font-size: 15px; line-height: 1.6; color: var(--fg-2); margin: 0; }

.pull-quote { font-family: var(--font-display); font-size: 22px; line-height: 1.35; letter-spacing: -0.02em; color: var(--fg-1); padding: 24px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); margin: 32px 0; }


/* ── Technical Reference Accordion ───────────────────────────── */
.ir-accordion {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin: 1.5rem 0 2rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}
.ir-acc-item {
  border-bottom: 1px solid var(--border);
}
.ir-acc-item:last-child {
  border-bottom: none;
}
.ir-acc-summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 14px 20px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--fg);
  cursor: pointer;
  list-style: none;
  user-select: none;
  transition: background 0.15s;
}
.ir-acc-summary::-webkit-details-marker { display: none; }
.ir-acc-summary::after {
  content: '';
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='%236b7280' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.2s;
}
.ir-acc-item[open] > .ir-acc-summary::after {
  transform: rotate(180deg);
}
.ir-acc-summary:hover {
  background: var(--bg-subtle, #f9fafb);
}
.ir-acc-item[open] > .ir-acc-summary {
  background: var(--bg-subtle, #f9fafb);
  border-bottom: 1px solid var(--border);
}
.ir-acc-body {
  padding: 20px 20px 24px;
}
.ir-acc-body > *:first-child { margin-top: 0; }
.ir-acc-body > *:last-child { margin-bottom: 0; }


/* ── Sidebar nav accordion (Technical Reference) ─────────────── */
.cs-sidebar-acc { list-style: none; }
.cs-sidebar-acc-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  list-style: none;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
  padding: 10px 0;
  border-bottom: 1px solid var(--line-soft);
  user-select: none;
  transition: color var(--dur-fast);
}
.cs-sidebar-acc[open] > .cs-sidebar-acc-trigger,
.cs-sidebar-acc-trigger:hover { color: var(--eminence); }
.cs-sidebar-acc-trigger::-webkit-details-marker { display: none; }
.cs-sidebar-acc-trigger::after {
  content: '';
  width: 14px;
  height: 14px;
  flex-shrink: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='none' stroke='currentColor' stroke-width='1.75' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M4 6l4 4 4-4'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  transition: transform 0.2s;
  opacity: 0.5;
}
.cs-sidebar-acc[open] > .cs-sidebar-acc-trigger::after {
  transform: rotate(180deg);
}
.cs-sidebar-acc-sub {
  display: flex;
  flex-direction: column;
  gap: 2px;
  padding-left: 10px;
  margin-top: 4px;
}
.cs-sidebar-acc-sub a {
  font-size: 12px;
  opacity: 0.75;
}
.cs-sidebar-acc-sub a.active,
.cs-sidebar-acc-sub a:hover { opacity: 1; }

@media (max-width: 700px) {
  .impact-row { grid-template-columns: 1fr; gap: 8px; }
  .iter-table, .cr-table { font-size: 13px; }
}

/* Executive summary */
.cs-exec {
  border: 1px solid var(--line);
  margin-bottom: 64px;
}
.cs-exec-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--line);
  display: flex; justify-content: space-between; align-items: baseline;
  background: var(--eminence);
}
.cs-exec-header span:first-child {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.18em; text-transform: uppercase; color: var(--paper);
}
.cs-exec-header span:last-child {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.12em; color: rgba(250,250,255,0.6);
}
.cs-exec-headline {
  padding: 24px;
  border-bottom: 1px solid var(--line);
  font-family: var(--font-display); font-size: 22px;
  line-height: 1.3; letter-spacing: -0.02em;
  color: var(--fg-1);
}
.cs-exec-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.cs-exec-cell {
  padding: 20px 24px;
  border-right: 1px solid var(--line);
  display: flex; flex-direction: column; gap: 8px;
}
.cs-exec-cell:last-child { border-right: none; }
.cs-exec-cell-label {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.16em; text-transform: uppercase;
  color: var(--eminence);
}
.cs-exec-cell p {
  font-size: 14px !important;
  line-height: 1.55 !important;
  color: var(--fg-2) !important;
  margin: 0 !important;
}

/* NDA note */
.cs-nda {
  margin-top: 48px;
  padding: 16px 20px;
  border: 1px solid var(--line-soft);
  font-family: var(--font-mono); font-size: 11px;
  letter-spacing: 0.06em; color: var(--fg-3); line-height: 1.5;
}

/* ============================================================
   ABOUT PAGE
   ============================================================ */
.about-grid {
  display: flex;
  flex-direction: column;
  gap: 48px; margin-top: 32px;
}
.about-title {
  font-family: var(--font-display);
  font-size: clamp(44px, 5.6vw, 80px);
  line-height: 1.02; letter-spacing: -0.035em;
  margin: 0 0 32px; font-weight: 400;
}
.about-title em { color: var(--eminence); }
.about-bio-body { display: grid; grid-template-columns: 1fr 1fr; gap: 0 48px; }
.about-bio p { font-size: 17px; line-height: 1.6; color: var(--fg-2); margin: 0 0 18px; }
.about-facts {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 18px 32px; margin: 24px 0 0; list-style: none; padding: 0;
}
.about-facts li {
  display: flex; flex-direction: column; gap: 4px;
  padding-bottom: 12px; border-bottom: 1px solid var(--line-soft);
}
.about-facts dt { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--fg-3); }
.about-facts dd { margin: 0; font-size: 15px; color: var(--fg-1); }

/* Resume section */
.resume-section { margin-top: 64px; }
.resume-download {
  display: inline-flex; align-items: center; gap: 6px;
  text-decoration: none;
  background: none; color: var(--fg-3);
  font-family: var(--font-mono); font-size: 11px; font-weight: 400;
  padding: 0; border: none;
  transition: color var(--dur-fast);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.resume-download:hover { color: var(--eminence); text-decoration: none; }
.resume-download svg { flex-shrink: 0; opacity: 0.7; }

.resume-timeline { margin-top: 12px; display: flex; flex-direction: column; gap: 0; }
.resume-item {
  display: grid; grid-template-columns: 180px minmax(0, 1fr);
  gap: 32px; padding: 28px 0;
  border-bottom: 1px solid var(--line-soft);
  align-items: start;
}
.resume-item:first-child { border-top: 1px solid var(--line); }
.resume-date { font-family: var(--font-mono); font-size: 12px; letter-spacing: 0.08em; color: var(--fg-3); padding-top: 3px; }
.resume-role-head { display: flex; flex-direction: column; gap: 4px; margin-bottom: 10px; }
.resume-company { font-family: var(--font-mono); font-size: 11px; text-transform: uppercase; letter-spacing: 0.14em; color: var(--eminence); }
.resume-role-title { font-family: var(--font-display); font-size: 22px; letter-spacing: -0.02em; }
.resume-desc { font-size: 15px; line-height: 1.6; color: var(--fg-2); margin: 0; }
.resume-chips { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 12px; }
.resume-chip {
  font-family: var(--font-mono); font-size: 10px;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 3px 8px; border: 1px solid var(--line-soft);
  color: var(--fg-3);
}

/* Education & Skills */
.about-two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; margin-top: 64px; }
.skills-grid { display: grid; grid-template-columns: 1fr; gap: 0; margin-top: 20px; }
.skill-row { padding: 10px 0; border-bottom: 1px solid var(--line-soft); display: flex; justify-content: space-between; align-items: center; }
.skill-name { font-size: 15px; color: var(--fg-1); }
.skill-level {
  font-family: var(--font-mono); font-size: 10px;
  text-transform: uppercase; letter-spacing: 0.12em;
  color: var(--fg-3);
}
.skill-level.expert { color: var(--eminence); }

/* Contact aside */
.about-contact {
  border: 1px solid var(--line);
  padding: 28px 32px;
  display: flex; flex-direction: row; align-items: center; gap: 32px;
  background: var(--bg);
}
.contact-email {
  font-family: var(--font-display); font-size: 26px;
  color: var(--fg-1); word-break: break-all;
  text-decoration: underline;
  text-underline-offset: 6px;
  text-decoration-color: var(--eminence);
  text-decoration-thickness: 2px;
}
.contact-email:hover { text-decoration-color: var(--ink); }
.contact-note { font-size: 14px; color: var(--fg-2); line-height: 1.5; margin: 0; }

/* Contact form */
.contact-form { display: flex; flex-direction: column; gap: 16px; margin-top: 8px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-label { font-family: var(--font-mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--fg-3); }
.form-input, .form-textarea {
  font-family: var(--font-sans); font-size: 14px;
  padding: 12px 14px; border: 1px solid var(--line);
  background: var(--bg); border-radius: 0;
  outline: none; color: var(--fg-1); width: 100%;
  transition: border-color var(--dur-fast), box-shadow var(--dur-fast);
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--eminence);
  box-shadow: inset 0 0 0 1px var(--eminence);
}
.form-textarea { resize: vertical; min-height: 100px; }
.btn {
  font-family: var(--font-sans); font-size: 13px; font-weight: 500;
  padding: 12px 20px; border: 1px solid var(--line);
  cursor: pointer; border-radius: 0;
  transition: background var(--dur-fast), color var(--dur-fast), border-color var(--dur-fast);
  letter-spacing: 0.02em;
}
.btn-accent {
  background: var(--eminence); border-color: var(--eminence); color: var(--paper);
}
.btn-accent:hover { background: var(--purple-800); border-color: var(--purple-800); }
.btn-accent:disabled { background: var(--ash); border-color: var(--ash); cursor: default; }

.subscribe-row { display: flex; gap: 0; }
.subscribe-row .form-input { border-right: none; }
.subscribe-row .btn { flex-shrink: 0; }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 960px) {
  .cs-exec-grid { grid-template-columns: 1fr; }
  .cs-exec-cell { border-right: none; border-bottom: 1px solid var(--line); }
  .cs-exec-cell:last-child { border-bottom: none; }
}
@media (max-width: 880px) {
  .nav { grid-template-columns: 1fr auto; }
  .nav-years { display: none; }
  .work-head, .work-row { grid-template-columns: 36px 1fr 80px; }
  .work-client, .work-disc { display: none; }
  .cs-body { grid-template-columns: 1fr; }
  .cs-sidebar { display: none; }
  .about-bio-body { grid-template-columns: 1fr; }
  .about-facts { grid-template-columns: 1fr 1fr; }
  .about-contact { flex-direction: column; align-items: flex-start; gap: 14px; }
  .hero-foot { grid-template-columns: 1fr; }
  .hero-meta { flex-wrap: wrap; gap: 16px 24px; }
  .about-two-col { grid-template-columns: 1fr; gap: 32px; }
  .resume-item { grid-template-columns: 1fr; gap: 8px; }
  .cs-metrics { grid-template-columns: 1fr 1fr; }
  .cs-img-grid.three-col { grid-template-columns: 1fr 1fr; }
  .cs-project-nav { gap: 16px; }
}
@media (max-width: 600px) {
  .main { padding: 0 16px 64px; }
  .nav { padding: 14px 16px; }
  .nav-links { gap: 20px; }
  .nav-brand-meta { display: none; }
  .nav-brand svg { width: 44px !important; height: 44px !important; }
  .hero { padding: 48px 0 32px; }
  .hero-title { margin-bottom: 32px; }
  .section-head { margin-top: 40px; padding: 14px 0 12px; }
  .cs-cover { padding: 32px 20px 24px; min-height: auto; }
  .cs-cover-title { margin-top: 24px; }
  .cs-cover-tag { gap: 4px; }
  .cs-metrics { grid-template-columns: 1fr; }
  .cs-project-nav { grid-template-columns: 1fr; }
  .cs-project-nav .next { text-align: left; }
  .cs-img-grid.two-col { grid-template-columns: 1fr; }
  .card-grid, .card-grid-2col { grid-template-columns: 1fr; }
  .about-facts { grid-template-columns: 1fr; }
  .about-contact { padding: 20px; }
  .foot { padding: 20px 16px; margin-top: 40px; }
  .foot-meta { flex-direction: column; gap: 6px; }
  .work-title { font-size: 20px; }
  .cs-exec-headline { font-size: 17px; }
  .cs-hmw-text { font-size: 20px; }
  .pull-quote { font-size: 18px; }
  .iter-table, .cr-table, .dq-table { display: block; overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .iter-table td, .iter-table th,
  .cr-table td, .cr-table th,
  .dq-table td { padding: 10px 12px; font-size: 13px; }
  .pc-tinted { min-height: 260px; }
}
</style>