:root {
  --paper: #f4f1ea;
  --surface: #ffffff;
  --ink: #16191d;
  --ink-soft: #545b64;
  --ink-faint: #858b93;
  --line: #e0dacd;
  --line-strong: #c9c0ad;
  --accent: #0f6b62;
  --accent-strong: #0a4f48;
  --accent-ink: #f4fbf9;
  --accent-soft: #e0eeea;
  --gold: #946f22;
  --gold-soft: #f2e9d2;
  --good: #1f7a3d;
  --good-soft: #e3f2e7;
  --warn: #8a5a00;
  --warn-soft: #fbefd4;
  --crit: #b3261e;
  --crit-soft: #fbe5e3;
  --grid: #ebe6db;
  --shadow: 0 1px 2px rgba(22, 25, 29, 0.06), 0 12px 32px -18px rgba(22, 25, 29, 0.25);
  --radius: 14px;
  --radius-sm: 8px;
  --maxw: 1080px;
  --serif: "Fraunces", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", "Segoe UI", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #121517;
    --surface: #1a1f22;
    --ink: #eceeec;
    --ink-soft: #a9afad;
    --ink-faint: #767d7b;
    --line: #2a3033;
    --line-strong: #3a4245;
    --accent: #5cc0af;
    --accent-strong: #86d6c8;
    --accent-ink: #0a1715;
    --accent-soft: #1b2c29;
    --gold: #d8b55a;
    --gold-soft: #2b2617;
    --good: #6cc98a;
    --good-soft: #1a2c20;
    --warn: #e8b64c;
    --warn-soft: #2e2615;
    --crit: #f08a82;
    --crit-soft: #321b1a;
    --grid: #252b2e;
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 16px 36px -18px rgba(0, 0, 0, 0.75);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --paper: #121517;
  --surface: #1a1f22;
  --ink: #eceeec;
  --ink-soft: #a9afad;
  --ink-faint: #767d7b;
  --line: #2a3033;
  --line-strong: #3a4245;
  --accent: #5cc0af;
  --accent-strong: #86d6c8;
  --accent-ink: #0a1715;
  --accent-soft: #1b2c29;
  --gold: #d8b55a;
  --gold-soft: #2b2617;
  --good: #6cc98a;
  --good-soft: #1a2c20;
  --warn: #e8b64c;
  --warn-soft: #2e2615;
  --crit: #f08a82;
  --crit-soft: #321b1a;
  --grid: #252b2e;
  --shadow: 0 1px 2px rgba(0, 0, 0, 0.5), 0 16px 36px -18px rgba(0, 0, 0, 0.75);
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
::selection { background: var(--accent); color: var(--accent-ink); }
a { color: inherit; }
img { max-width: 100%; }
h1, h2, h3 {
  font-family: var(--serif);
  font-weight: 600;
  letter-spacing: -0.015em;
  line-height: 1.15;
  margin: 0;
  text-wrap: balance;
}
p { margin: 0; }
.wrap { max-width: var(--maxw); margin: 0 auto; padding-inline: 20px; }
.eyebrow {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }

/* ---------- nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 20px;
  display: flex;
  align-items: center;
  gap: 20px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  font-weight: 600;
  white-space: nowrap;
}
.monogram {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  background: var(--ink);
  color: var(--paper);
  display: grid;
  place-items: center;
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.02em;
}
.nav-links { display: flex; gap: 22px; margin-left: auto; }
.nav-links a {
  text-decoration: none;
  font-size: 0.88rem;
  color: var(--ink-soft);
  padding-block: 4px;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}
.nav-links a:hover, .nav-links a.active { color: var(--ink); border-color: var(--accent); }
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  display: grid;
  place-items: center;
  flex: none;
}
.theme-toggle svg { width: 17px; height: 17px; }
@media (max-width: 760px) {
  .nav-links { display: none; }
  .theme-toggle { margin-left: auto; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 20px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: var(--surface);
  color: var(--ink);
  font: 600 0.9rem/1 var(--sans);
  text-decoration: none;
  cursor: pointer;
  transition: transform 0.12s, box-shadow 0.12s, background 0.12s;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow); }
.btn.primary { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }

/* ---------- hero ---------- */
.hero { padding: 84px 0 56px; }
.hero h1 {
  font-size: clamp(2.3rem, 6vw, 4.1rem);
  max-width: 16ch;
  margin-top: 18px;
}
.hero h1 em { font-style: italic; color: var(--accent); font-weight: 500; }
.hero-lede {
  margin-top: 24px;
  max-width: 60ch;
  font-size: 1.12rem;
  color: var(--ink-soft);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  margin-top: 30px;
  font-size: 0.86rem;
  color: var(--ink-faint);
}
.hero-meta span { display: inline-flex; align-items: center; gap: 8px; }
.hero-meta span::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
}

.proof {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  overflow: hidden;
}
.proof-item { padding: 22px 20px; border-left: 1px solid var(--line); }
.proof-item:first-child { border-left: none; }
.proof-num {
  font-family: var(--serif);
  font-size: clamp(1.7rem, 3.4vw, 2.3rem);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink);
  line-height: 1.1;
}
.proof-label { margin-top: 6px; font-size: 0.82rem; color: var(--ink-soft); line-height: 1.4; }
@media (max-width: 720px) {
  .proof { grid-template-columns: repeat(2, 1fr); }
  .proof-item:nth-child(3) { border-left: none; }
  .proof-item:nth-child(n + 3) { border-top: 1px solid var(--line); }
}

/* ---------- sections ---------- */
section.block { padding: 88px 0; border-top: 1px solid var(--line); }
.section-head { max-width: 62ch; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); margin-top: 10px; }
.section-head p { margin-top: 14px; color: var(--ink-soft); font-size: 1.04rem; }

/* belief */
.belief {
  padding: 72px 0;
  border-top: 1px solid var(--line);
}
.belief blockquote {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3.6vw, 2.35rem);
  line-height: 1.25;
  max-width: 24ch;
  letter-spacing: -0.01em;
}
.belief blockquote span { color: var(--accent); }
.belief p { margin-top: 18px; color: var(--ink-soft); max-width: 58ch; }

/* pillars */
.pillars { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
@media (max-width: 720px) { .pillars { grid-template-columns: 1fr; } }
.pillar {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 28px;
  display: flex;
  flex-direction: column;
}
.pillar-num { font-family: var(--mono); font-size: 0.74rem; color: var(--ink-faint); letter-spacing: 0.08em; }
.pillar h3 { font-size: 1.3rem; margin-top: 10px; }
.pillar p { margin-top: 10px; color: var(--ink-soft); font-size: 0.96rem; flex: 1; }
.pillar-proof {
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px dashed var(--line-strong);
  font-family: var(--mono);
  font-size: 0.78rem;
  color: var(--accent);
  font-weight: 600;
}

/* ---------- dashboard case study ---------- */
.case {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 40px;
  align-items: start;
}
@media (max-width: 900px) { .case { grid-template-columns: 1fr; } }
.case-steps { display: flex; flex-direction: column; gap: 22px; }
.case-step h3 {
  font-family: var(--mono);
  font-size: 0.74rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-faint);
  font-weight: 600;
}
.case-step p { margin-top: 6px; font-size: 0.98rem; }
.case-result {
  background: var(--accent-soft);
  border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  border-radius: var(--radius);
  padding: 20px 22px;
}
.case-result .big { font-family: var(--serif); font-size: 2.2rem; font-weight: 600; color: var(--accent); line-height: 1; }
.case-result p { margin-top: 8px; font-size: 0.92rem; color: var(--ink); }
.built-with { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  font-size: 0.8rem;
  padding: 5px 12px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--line);
  color: var(--ink-soft);
}

.dash {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}
.dash-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-bottom: 1px solid var(--line);
  background: color-mix(in srgb, var(--paper) 60%, var(--surface));
}
.dash-bar i { width: 10px; height: 10px; border-radius: 50%; background: var(--line-strong); }
.dash-bar span { margin-left: 8px; font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); }
.dash-body { padding: 18px; }
.dash-title { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; flex-wrap: wrap; }
.dash-title h3 { font-family: var(--sans); font-size: 1rem; font-weight: 700; letter-spacing: 0; }
.dash-title small { font-size: 0.74rem; color: var(--ink-faint); }
.filters { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 14px; }
.filter {
  font: 600 0.74rem/1 var(--mono);
  padding: 7px 11px;
  border-radius: 999px;
  border: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink-soft);
  cursor: pointer;
}
.filter[aria-pressed="true"] { background: var(--ink); color: var(--paper); border-color: var(--ink); }

.tiles { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-top: 16px; }
@media (max-width: 560px) { .tiles { grid-template-columns: repeat(2, 1fr); } }
.tile { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px; }
.tile .k { font-size: 0.7rem; color: var(--ink-faint); text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600; }
.tile .v { font-size: 1.45rem; font-weight: 700; font-variant-numeric: tabular-nums; margin-top: 2px; }
.tile .d { font-size: 0.72rem; color: var(--ink-soft); }

.charts { display: grid; grid-template-columns: 1fr; gap: 12px; margin-top: 12px; }
.chart-card { border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 12px; position: relative; }
.chart-card h4 { margin: 0 0 8px; font-size: 0.78rem; font-weight: 700; color: var(--ink); }
.chart-card svg { display: block; width: 100%; height: auto; overflow: visible; }
.chart-card .axis { font: 11px var(--sans); fill: var(--ink-faint); }
.chart-card .lbl { font: 500 12px var(--sans); fill: var(--ink-soft); }
.chart-card .val { font: 600 12px var(--sans); fill: var(--ink); }

.tooltip {
  position: absolute;
  pointer-events: none;
  background: var(--ink);
  color: var(--paper);
  font-size: 0.74rem;
  padding: 6px 9px;
  border-radius: 6px;
  white-space: nowrap;
  transform: translate(-50%, calc(-100% - 10px));
  opacity: 0;
  transition: opacity 0.1s;
  z-index: 5;
}
.tooltip.show { opacity: 1; }
.tooltip b { font-variant-numeric: tabular-nums; }

.dash-table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 0.8rem; }
.dash-table th {
  text-align: left;
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  font-weight: 600;
  padding: 6px 8px;
  border-bottom: 1px solid var(--line);
}
.dash-table td { padding: 8px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.dash-table tr:last-child td { border-bottom: none; }
.dash-table td.due { white-space: nowrap; font-variant-numeric: tabular-nums; }
.dash-table td.num { font-variant-numeric: tabular-nums; text-align: right; }
.dash-table th.num { text-align: right; }
@media (max-width: 480px) { .dash-table .hide-sm { display: none; } }
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.72rem;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 999px;
  white-space: nowrap;
}
.pill svg { width: 11px; height: 11px; }
.pill.good { background: var(--good-soft); color: var(--good); }
.pill.warn { background: var(--warn-soft); color: var(--warn); }
.pill.crit { background: var(--crit-soft); color: var(--crit); }
.dash-note {
  margin-top: 12px;
  font-size: 0.74rem;
  color: var(--ink-faint);
  display: flex;
  gap: 8px;
  align-items: flex-start;
}

/* ---------- work ---------- */
.work-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .work-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .work-grid { grid-template-columns: 1fr; } }
.work {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 24px;
  display: flex;
  flex-direction: column;
}
.work .org { font-family: var(--mono); font-size: 0.72rem; color: var(--ink-faint); letter-spacing: 0.06em; text-transform: uppercase; }
.work .stat { font-family: var(--serif); font-size: 2rem; font-weight: 600; color: var(--accent); margin-top: 14px; line-height: 1; }
.work h3 { font-size: 1.1rem; margin-top: 10px; }
.work p { margin-top: 8px; font-size: 0.92rem; color: var(--ink-soft); flex: 1; }
.work .line {
  margin-top: 16px;
  padding-top: 12px;
  border-top: 1px solid var(--line);
  font-family: var(--serif);
  font-style: italic;
  font-size: 0.92rem;
}

/* ---------- experience ---------- */
.timeline { position: relative; display: flex; flex-direction: column; gap: 0; }
.role {
  display: grid;
  grid-template-columns: 170px 1fr;
  gap: 28px;
  padding: 26px 0;
  border-top: 1px solid var(--line);
}
.role:first-child { border-top: none; padding-top: 0; }
@media (max-width: 680px) { .role { grid-template-columns: 1fr; gap: 6px; } }
.role-when { font-family: var(--mono); font-size: 0.78rem; color: var(--ink-faint); padding-top: 4px; }
.role h3 { font-size: 1.15rem; }
.role .where { color: var(--ink-soft); font-size: 0.9rem; margin-top: 2px; }
.role ul { margin: 12px 0 0; padding-left: 18px; font-size: 0.95rem; }
.role li { margin-bottom: 6px; }
.role li::marker { color: var(--accent); }

/* ---------- toolkit ---------- */
.toolkit { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 800px) { .toolkit { grid-template-columns: 1fr; } }
.kit { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; }
.kit h3 { font-family: var(--mono); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.1em; color: var(--ink-faint); font-weight: 600; }
.kit ul { list-style: none; margin: 12px 0 0; padding: 0; }
.kit li { padding: 7px 0; border-bottom: 1px solid var(--line); font-size: 0.93rem; }
.kit li:last-child { border-bottom: none; }
.kit li small { display: block; color: var(--ink-faint); font-size: 0.8rem; }
.chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 12px; }

/* ---------- voices ---------- */
.voices { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 720px) { .voices { grid-template-columns: 1fr; } }
.voice { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius); padding: 28px; }
.voice blockquote { margin: 0; font-family: var(--serif); font-size: 1.12rem; line-height: 1.45; }
.voice blockquote::before { content: "\201C"; display: block; font-size: 2.6rem; line-height: 0.8; color: var(--accent); }
.voice .who { margin-top: 18px; font-weight: 700; font-size: 0.92rem; }
.voice .who small { display: block; font-weight: 400; color: var(--ink-soft); font-size: 0.82rem; }
.award {
  margin-top: 16px;
  display: flex;
  gap: 16px;
  align-items: center;
  background: var(--gold-soft);
  border: 1px solid color-mix(in srgb, var(--gold) 35%, transparent);
  border-radius: var(--radius);
  padding: 18px 22px;
}
.award .star {
  flex: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--surface);
  display: grid;
  place-items: center;
}
.award strong { display: block; }
.award span { font-size: 0.88rem; color: var(--ink-soft); }

/* ---------- contact ---------- */
.contact {
  background: var(--ink);
  color: var(--paper);
  border-radius: 20px;
  padding: clamp(32px, 6vw, 64px);
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 32px;
  align-items: end;
}
@media (max-width: 760px) { .contact { grid-template-columns: 1fr; } }
.contact .eyebrow { color: var(--gold); }
.contact h2 { font-size: clamp(1.8rem, 4.4vw, 2.8rem); margin-top: 12px; color: var(--paper); }
.contact p { margin-top: 14px; color: color-mix(in srgb, var(--paper) 72%, transparent); max-width: 50ch; }
.contact-links { display: flex; flex-direction: column; gap: 10px; }
.contact-links a, .contact-links button {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--paper) 22%, transparent);
  background: transparent;
  color: var(--paper);
  text-decoration: none;
  font: 600 0.92rem var(--sans);
  cursor: pointer;
  text-align: left;
  transition: background 0.15s;
}
.contact-links a:hover, .contact-links button:hover { background: color-mix(in srgb, var(--paper) 8%, transparent); }
.contact-links small { font-weight: 400; opacity: 0.7; font-size: 0.8rem; }

footer {
  padding: 36px 20px 48px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--ink-faint);
}

/* reveal */
.reveal { opacity: 0; transform: translateY(14px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  * { transition-duration: 0.001ms !important; }
}