/* =========================================================================
   Mohamed Melki — personal site
   Type: Archivo (structure) · Newsreader (voice) · IBM Plex Mono (data)
   ========================================================================= */

/* ---------- fonts (self-hosted, no third-party requests) ---------------- */

/* latin-ext */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 400 700;
  font-stretch: 100%;
  font-display: swap;
  src: url(../fonts/archivo-normal-400_700-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Archivo';
  font-style: normal;
  font-weight: 400 700;
  font-stretch: 100%;
  font-display: swap;
  src: url(../fonts/archivo-normal-400_700-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/ibmplexmono-normal-400-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url(../fonts/ibmplexmono-normal-400-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/ibmplexmono-normal-500-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'IBM Plex Mono';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url(../fonts/ibmplexmono-normal-500-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: 'Newsreader';
  font-style: italic;
  font-weight: 300 500;
  font-display: swap;
  src: url(../fonts/newsreader-italic-300_500-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Newsreader';
  font-style: italic;
  font-weight: 300 500;
  font-display: swap;
  src: url(../fonts/newsreader-italic-300_500-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}
/* latin-ext */
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 300 500;
  font-display: swap;
  src: url(../fonts/newsreader-normal-300_500-latin-ext.woff2) format('woff2');
  unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}
/* latin */
@font-face {
  font-family: 'Newsreader';
  font-style: normal;
  font-weight: 300 500;
  font-display: swap;
  src: url(../fonts/newsreader-normal-300_500-latin.woff2) format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

/* ---------- tokens ------------------------------------------------------ */

:root {
  --paper: #f1ede6;
  --paper-2: #e8e3d9;
  --paper-3: #ded8cb;
  --ink: #17140f;
  --ink-soft: #3c352b;
  --muted: #6c6455;
  --rule: rgba(23, 20, 15, 0.16);
  --rule-soft: rgba(23, 20, 15, 0.09);
  --accent: #c0391a;
  --accent-dark: #e0653f;

  --sans: 'Archivo', 'Helvetica Neue', Arial, sans-serif;
  --serif: 'Newsreader', 'Iowan Old Style', Georgia, serif;
  --mono: 'IBM Plex Mono', ui-monospace, 'SFMono-Regular', Menlo, monospace;

  --gap: clamp(1rem, 2.1vw, 2.25rem);
  --pad: clamp(1.15rem, 4.4vw, 5.25rem);
  --band: clamp(4.5rem, 9vw, 10.5rem);
  --max: 1720px;
}

/* ---------- reset ------------------------------------------------------- */

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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: clamp(1rem, 0.45vw + 0.9rem, 1.0625rem);
  line-height: 1.6;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, p, ul, ol, figure, blockquote, dl, dd { margin: 0; }
ul, ol { padding: 0; list-style: none; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

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

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip {
  position: absolute;
  left: -9999px;
}
.skip:focus {
  left: var(--pad);
  top: 0.75rem;
  z-index: 50;
  background: var(--ink);
  color: var(--paper);
  padding: 0.6rem 1rem;
  font-family: var(--mono);
  font-size: 0.8rem;
}

/* ---------- layout primitives ------------------------------------------ */

.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--pad);
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
}

.rule {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 0;
}

.rule--soft { border-color: var(--rule-soft); }

.band { padding-block: var(--band); }

/* ---------- type roles -------------------------------------------------- */

.mono,
.eyebrow,
.tag,
.metaline dt,
.nav a,
.idx {
  font-family: var(--mono);
  font-weight: 400;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 0.72rem;
}

.serif {
  font-family: var(--serif);
  font-weight: 400;
}

.display {
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.032em;
  line-height: 0.93;
  text-wrap: balance;
  overflow-wrap: break-word;
}

.lead {
  font-family: var(--serif);
  font-weight: 400;
  font-size: clamp(1.2rem, 1.35vw + 0.9rem, 1.7rem);
  line-height: 1.44;
  color: var(--ink-soft);
  text-wrap: pretty;
}

.prose p {
  font-family: var(--serif);
  font-size: clamp(1.06rem, 0.5vw + 0.95rem, 1.22rem);
  line-height: 1.62;
  color: var(--ink-soft);
  text-wrap: pretty;
}
.prose p + p { margin-top: 1.05em; }
.prose em { font-style: italic; }
.prose strong { font-weight: 500; color: var(--ink); }

.prose code,
.code {
  font-family: var(--mono);
  font-size: 0.86em;
  letter-spacing: 0;
  text-transform: none;
  background: var(--paper-2);
  padding: 0.1em 0.34em;
  color: var(--ink);
}

/* ---------- masthead --------------------------------------------------- */

.masthead {
  position: sticky;
  top: 0;
  z-index: 40;
  background: var(--paper);
  background: color-mix(in srgb, var(--paper) 88%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--rule);
}

.masthead__in {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--gap);
  padding-block: 0.95rem 0.85rem;
}

.wordmark {
  font-weight: 600;
  letter-spacing: -0.025em;
  font-size: 1.02rem;
  white-space: nowrap;
}
.wordmark span { color: var(--accent); }

.nav {
  display: flex;
  align-items: baseline;
  gap: clamp(0.9rem, 2vw, 2.1rem);
}
.nav a {
  color: var(--muted);
  transition: color 0.2s ease;
  padding-block: 0.2rem;
}
.nav a:hover,
.nav a[aria-current='page'] { color: var(--ink); }
.nav a.is-cv { color: var(--accent); }

@media (max-width: 640px) {
  .nav a.is-hideable { display: none; }
}

/* ---------- hero ------------------------------------------------------- */

.hero { padding-block: clamp(3.25rem, 7vw, 7.5rem) clamp(2.5rem, 5vw, 5rem); }

.hero__eyebrow {
  grid-column: 1 / -1;
  color: var(--muted);
  margin-bottom: clamp(1.5rem, 3vw, 2.75rem);
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem 1.1rem;
}
.hero__eyebrow b { color: var(--accent); font-weight: 400; }

.hero__title {
  grid-column: 1 / span 9;
  font-size: clamp(2.6rem, 7.4vw, 7.6rem);
}
.hero__title i {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  letter-spacing: -0.01em;
}

.hero__facts {
  grid-column: 10 / -1;
  align-self: end;
  padding-bottom: 0.5rem;
}

.hero__lead {
  grid-column: 1 / span 6;
  margin-top: clamp(1.75rem, 3.5vw, 3.25rem);
}

.hero__note {
  grid-column: 9 / -1;
  align-self: end;
  margin-top: clamp(1.75rem, 3.5vw, 3.25rem);
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.75;
  color: var(--muted);
  text-transform: none;
  letter-spacing: 0.01em;
}

@media (max-width: 1000px) {
  .hero__title { grid-column: 1 / -1; }
  .hero__facts { grid-column: 1 / -1; margin-top: 2.25rem; }
  .hero__lead { grid-column: 1 / -1; }
  .hero__note { grid-column: 1 / -1; margin-top: 1.5rem; }
}

/* mono definition list used for facts */

.metaline {
  display: grid;
  grid-template-columns: 1fr;
  row-gap: 0.9rem;
}
.metaline > div {
  border-top: 1px solid var(--rule);
  padding-top: 0.55rem;
}
.metaline dt {
  color: var(--accent);
  margin-bottom: 0.2rem;
}
.metaline dd {
  font-size: 0.9rem;
  line-height: 1.45;
  color: var(--ink-soft);
}

@media (min-width: 641px) and (max-width: 1000px) {
  .metaline { grid-template-columns: repeat(2, minmax(0, 1fr)); column-gap: var(--gap); }
}

/* ---------- section header -------------------------------------------- */

.shead {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  align-items: end;
  padding-bottom: clamp(1.5rem, 3vw, 2.5rem);
}
.shead__label {
  grid-column: 1 / span 4;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
}
.shead__label b {
  color: var(--accent);
  font-weight: 400;
  margin-right: 0.75rem;
}
.shead__aside {
  grid-column: 6 / -1;
  font-family: var(--serif);
  font-size: clamp(1rem, 0.6vw + 0.85rem, 1.2rem);
  line-height: 1.5;
  color: var(--muted);
  max-width: 46ch;
}
@media (max-width: 800px) {
  .shead__label { grid-column: 1 / -1; margin-bottom: 0.85rem; }
  .shead__aside { grid-column: 1 / -1; }
}

/* ---------- work pieces ----------------------------------------------- */

.work { padding-block: clamp(3rem, 6vw, 6rem) 0; }

.piece {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  padding-block: clamp(3rem, 6.5vw, 7rem);
  border-top: 1px solid var(--rule);
  align-items: start;
}

.piece__idx {
  grid-column: 1 / span 12;
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.15rem;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: clamp(1.1rem, 2.4vw, 2rem);
}
.piece__idx b { color: var(--accent); font-weight: 400; }
.piece__idx span::before {
  content: '';
  display: inline-block;
  width: 0.55rem;
  height: 1px;
  background: var(--rule);
  vertical-align: 0.28em;
  margin-right: 0.75rem;
}
.piece__idx span:first-of-type::before { display: none; }

.piece__title {
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 0.92;
  font-size: clamp(2.5rem, 5.6vw, 5.4rem);
  margin-bottom: 0.5rem;
}
.piece__title a { transition: color 0.2s ease; }
.piece__title a:hover { color: var(--accent); }

.piece__kicker {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.15rem, 1.1vw + 0.9rem, 1.6rem);
  line-height: 1.35;
  color: var(--accent);
  margin-bottom: clamp(1.35rem, 2.5vw, 2rem);
  max-width: 30ch;
}

.piece__body { max-width: 54ch; }

.piece__stack {
  margin-top: clamp(1.35rem, 2.5vw, 2rem);
  font-family: var(--mono);
  font-size: 0.74rem;
  line-height: 1.85;
  letter-spacing: 0.04em;
  color: var(--muted);
  text-transform: none;
  border-top: 1px solid var(--rule);
  padding-top: 0.7rem;
  max-width: 54ch;
}

.piece__links {
  margin-top: clamp(1.35rem, 2.2vw, 1.85rem);
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem 1.75rem;
}

.arrow {
  font-family: var(--mono);
  font-size: 0.76rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--ink);
  padding-bottom: 0.24rem;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.arrow::after {
  content: '\2192';
  display: inline-block;
  margin-left: 0.5em;
  transition: transform 0.25s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.arrow:hover { color: var(--accent); border-color: var(--accent); }
.arrow:hover::after { transform: translateX(4px); }
.arrow--muted { border-color: var(--rule); color: var(--muted); }

.shot {
  margin: 0;
  border: 1px solid var(--rule);
  background: var(--paper-2);
  overflow: hidden;
}
.shot img {
  width: 100%;
  transition: transform 0.9s cubic-bezier(0.2, 0.7, 0.2, 1);
}
a.shot:hover img { transform: scale(1.014); }
.shot figcaption {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  padding: 0.6rem 0.75rem 0.55rem;
  border-top: 1px solid var(--rule);
  background: var(--paper);
}

/* — asymmetric placements, one per piece — */

/* A · Carini: narrow text column left, two images stacked in a wide right column */
.piece--a .piece__text { grid-column: 1 / span 5; grid-row: 2 / span 2; }
.piece--a .piece__fig1 { grid-column: 6 / -1; grid-row: 2; align-self: start; }
.piece--a .piece__fig2 {
  grid-column: 6 / -1;
  grid-row: 3;
  align-self: start;
  margin-top: clamp(1.25rem, 2.4vw, 2.25rem);
}

/* B · DocDock: the image opens the piece full width, text and second image beneath */
.piece--b .piece__fig1 { grid-column: 1 / -1; grid-row: 2; }
.piece--b .piece__text {
  grid-column: 1 / span 5;
  grid-row: 3;
  margin-top: clamp(2rem, 4vw, 3.5rem);
}
.piece--b .piece__fig2 {
  grid-column: 7 / -1;
  grid-row: 3;
  align-self: start;
  margin-top: clamp(2rem, 4vw, 3.5rem);
}

/* C · type only, pushed right, title breaks wide */
.piece--c .piece__title { grid-column: 1 / span 8; }
.piece--c .piece__kicker { grid-column: 1 / span 5; }
.piece--c .piece__text { grid-column: 7 / -1; }

/* D · type only, title right, text left */
.piece--d .piece__title { grid-column: 5 / -1; text-align: right; }
.piece--d .piece__kicker {
  grid-column: 5 / -1;
  margin-left: auto;
  text-align: right;
}
.piece--d .piece__text { grid-column: 1 / span 5; }

/* E · compact, three-column split */
.piece--e .piece__title { grid-column: 1 / span 4; font-size: clamp(2rem, 3.4vw, 3.4rem); }
.piece--e .piece__kicker { grid-column: 6 / span 3; margin-bottom: 0; }
.piece--e .piece__text { grid-column: 9 / -1; }

@media (max-width: 1100px) {
  .piece--a .piece__text,
  .piece--b .piece__text,
  .piece--c .piece__text,
  .piece--d .piece__text,
  .piece--e .piece__text,
  .piece--a .piece__fig1,
  .piece--b .piece__fig1,
  .piece--a .piece__fig2,
  .piece--b .piece__fig2,
  .piece--c .piece__title,
  .piece--d .piece__title,
  .piece--e .piece__title,
  .piece--c .piece__kicker,
  .piece--d .piece__kicker,
  .piece--e .piece__kicker { grid-column: 1 / -1; }

  .piece--d .piece__title,
  .piece--d .piece__kicker { text-align: left; margin-left: 0; }

  .piece__text { margin-bottom: clamp(1.75rem, 4vw, 2.5rem); }
  .piece--b .piece__fig1 { order: 2; }
  .piece--b .piece__fig2 { order: 3; }
  .piece--e .piece__kicker { margin-bottom: clamp(1.2rem, 3vw, 1.75rem); }
}

/* ---------- practice list --------------------------------------------- */

.tenets { border-top: 1px solid var(--rule); }

.tenet {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  padding-block: clamp(2rem, 3.6vw, 3.4rem);
  border-bottom: 1px solid var(--rule-soft);
}
.tenet__n {
  grid-column: 1 / span 1;
  font-family: var(--mono);
  font-size: 0.76rem;
  color: var(--accent);
  padding-top: 0.5rem;
}
.tenet__h {
  grid-column: 2 / span 5;
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.02em;
  line-height: 1.06;
  font-size: clamp(1.4rem, 1.9vw + 0.6rem, 2.45rem);
  padding-right: var(--gap);
  text-wrap: balance;
}
.tenet__p { grid-column: 8 / -1; }
.tenet__p p { max-width: 58ch; }

@media (max-width: 900px) {
  .tenet__n { grid-column: 1 / -1; padding-top: 0; margin-bottom: 0.6rem; }
  .tenet__h { grid-column: 1 / -1; padding-right: 0; margin-bottom: 0.9rem; }
  .tenet__p { grid-column: 1 / -1; }
}

/* ---------- path (experience) ----------------------------------------- */

.path { border-top: 1px solid var(--rule); }

.job {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  padding-block: clamp(1.85rem, 3.2vw, 3rem);
  border-bottom: 1px solid var(--rule-soft);
  align-items: baseline;
}
.job__when {
  grid-column: 1 / span 2;
  font-family: var(--mono);
  font-size: 0.78rem;
  letter-spacing: 0.03em;
  color: var(--muted);
  white-space: nowrap;
}
.job__who { grid-column: 3 / span 4; padding-right: var(--gap); }
.job__org {
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.022em;
  font-size: clamp(1.3rem, 1.5vw + 0.7rem, 2.05rem);
  line-height: 1.04;
}
.job__role {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--accent);
  margin-top: 0.55rem;
}
.job__what { grid-column: 7 / span 4; }
.job__what p { max-width: 48ch; }
.job__keys {
  grid-column: 11 / -1;
  font-family: var(--mono);
  font-size: 0.7rem;
  line-height: 1.8;
  color: var(--muted);
  letter-spacing: 0.02em;
}

@media (max-width: 1100px) {
  .job__when { grid-column: 1 / -1; margin-bottom: 0.7rem; }
  .job__who { grid-column: 1 / span 5; padding-right: var(--gap); }
  .job__what { grid-column: 6 / -1; }
  .job__keys { grid-column: 6 / -1; margin-top: 1rem; }
}
@media (max-width: 720px) {
  .job__who,
  .job__what,
  .job__keys { grid-column: 1 / -1; }
  .job__what { margin-top: 1rem; }
  .job__keys { margin-top: 0.9rem; }
}

/* credentials strip */

.creds {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  row-gap: clamp(1.75rem, 3vw, 2.5rem);
  padding-top: clamp(2.5rem, 5vw, 4.5rem);
}
.creds > div { grid-column: span 3; border-top: 1px solid var(--rule); padding-top: 0.8rem; }
.creds h3 {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  font-weight: 400;
  margin-bottom: 0.85rem;
}
.creds li {
  font-size: 0.94rem;
  line-height: 1.45;
  color: var(--ink-soft);
  padding-block: 0.32rem;
}
.creds li span {
  display: block;
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.05em;
  color: var(--muted);
  margin-top: 0.12rem;
}
@media (max-width: 900px) { .creds > div { grid-column: span 6; } }
@media (max-width: 520px) { .creds > div { grid-column: 1 / -1; } }

/* ---------- dark band (about) ----------------------------------------- */

.dark {
  background: var(--ink);
  color: var(--paper);
  --rule: rgba(241, 237, 230, 0.16);
  --rule-soft: rgba(241, 237, 230, 0.09);
  --accent: var(--accent-dark);
  --ink-soft: #d8d2c6;
  --muted: #9a9182;
  --paper-2: #241f18;
}
.dark .prose p,
.dark .lead { color: #d9d3c7; }
.dark .arrow { border-color: rgba(241, 237, 230, 0.4); }
.dark .arrow:hover { color: var(--accent-dark); border-color: var(--accent-dark); }
.dark .shot { border-color: var(--rule); background: #241f18; }
.dark .shot figcaption { background: transparent; color: var(--muted); }
.dark ::selection { background: var(--accent-dark); color: var(--ink); }

.about {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  align-items: start;
}
.about__fig { grid-column: 1 / span 5; }
.about__fig img { width: 100%; filter: contrast(1.02); }
.about__body { grid-column: 6 / span 6; }
.about__body h2 {
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 0.95;
  font-size: clamp(2rem, 3.6vw, 4rem);
  margin-bottom: clamp(1.5rem, 2.6vw, 2.25rem);
}
.about__sig {
  margin-top: clamp(1.75rem, 3vw, 2.5rem);
  padding-top: 0.85rem;
  border-top: 1px solid var(--rule);
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
}
@media (max-width: 950px) {
  .about__fig { grid-column: 1 / span 6; margin-bottom: clamp(2rem, 5vw, 3rem); }
  .about__body { grid-column: 1 / -1; }
}
@media (max-width: 560px) {
  .about__fig { grid-column: 1 / -1; }
}

/* ---------- contact --------------------------------------------------- */

.contact { padding-block: clamp(4rem, 8vw, 9rem); }
.contact__title {
  font-size: clamp(2.4rem, 6.2vw, 6.4rem);
  grid-column: 1 / span 9;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}
.contact__title i {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
}
.channels {
  grid-column: 1 / span 7;
  border-top: 1px solid var(--rule);
}
.channels li { border-bottom: 1px solid var(--rule-soft); }
.channels a {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--gap);
  padding-block: clamp(0.9rem, 1.6vw, 1.35rem);
  transition: color 0.2s ease, padding-inline-start 0.25s cubic-bezier(0.2, 0.7, 0.2, 1);
}
.channels a:hover { color: var(--accent); padding-inline-start: 0.5rem; }
.channels .ch__k {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  flex: 0 0 6.5rem;
}
.channels .ch__v {
  font-family: var(--sans);
  font-weight: 500;
  letter-spacing: -0.02em;
  font-size: clamp(1.05rem, 1.1vw + 0.7rem, 1.65rem);
  flex: 1 1 auto;
  overflow-wrap: anywhere;
}
.channels .ch__x { font-family: var(--mono); font-size: 0.8rem; color: var(--muted); }
.contact__aside {
  grid-column: 9 / -1;
  align-self: start;
}
@media (max-width: 950px) {
  .contact__title,
  .channels { grid-column: 1 / -1; }
  .contact__aside { grid-column: 1 / -1; margin-top: clamp(2rem, 5vw, 3rem); }
  .channels .ch__k { flex-basis: 5rem; }
}
@media (max-width: 420px) {
  .channels a { flex-wrap: wrap; }
  .channels .ch__k { flex: 0 0 100%; margin-bottom: 0.2rem; }
}

/* ---------- footer ---------------------------------------------------- */

.foot {
  border-top: 1px solid var(--rule);
  padding-block: 1.5rem 2.25rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 2rem;
  justify-content: space-between;
  align-items: baseline;
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.05em;
  color: var(--muted);
}
.foot p { max-width: 44ch; }
.foot a:hover { color: var(--ink); }

/* ---------- case-study page ------------------------------------------- */

.case-hero { padding-block: clamp(2.75rem, 6vw, 6.5rem) clamp(2rem, 4vw, 4rem); }
.case-hero__eyebrow {
  grid-column: 1 / -1;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: clamp(1.25rem, 2.5vw, 2.25rem);
}
.case-hero__eyebrow b { color: var(--accent); font-weight: 400; }
.case-hero__title {
  grid-column: 1 / span 8;
  font-size: clamp(2.9rem, 8vw, 8rem);
}
.case-hero__kicker {
  grid-column: 1 / span 7;
  margin-top: clamp(1.5rem, 2.6vw, 2.25rem);
  font-family: var(--serif);
  font-style: italic;
  font-weight: 300;
  font-size: clamp(1.3rem, 1.5vw + 0.9rem, 2.05rem);
  line-height: 1.32;
  color: var(--accent);
}
.case-hero__facts { grid-column: 9 / -1; align-self: end; }
@media (max-width: 1000px) {
  .case-hero__title,
  .case-hero__kicker { grid-column: 1 / -1; }
  .case-hero__facts { grid-column: 1 / -1; margin-top: clamp(2rem, 4vw, 3rem); }
}

.chapter {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  padding-block: clamp(2.75rem, 5vw, 5rem);
  border-top: 1px solid var(--rule);
}
.chapter__n {
  grid-column: 1 / span 2;
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--accent);
}
.chapter__h {
  grid-column: 3 / span 4;
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.028em;
  line-height: 1.02;
  font-size: clamp(1.6rem, 2.2vw + 0.6rem, 3rem);
  padding-right: var(--gap);
  text-wrap: balance;
}
.chapter__body { grid-column: 8 / -1; }
.chapter__body > * + * { margin-top: 1.05em; }
.chapter__wide { grid-column: 3 / -1; }
.chapter--full .chapter__body { grid-column: 3 / -1; }

/* data blocks and fact tables break out of the text column and take the wide field,
   aligned to the chapter heading rather than to the prose */
.chapter > .block,
.chapter > .facts { grid-column: 3 / -1; }

.chapter > .block,
.chapter > .facts,
.chapter > .chapter__body + .chapter__body,
.chapter > .block + .chapter__body,
.chapter > .facts + .chapter__body { margin-top: clamp(1.5rem, 2.6vw, 2.4rem); }

@media (max-width: 1000px) {
  .chapter__n { grid-column: 1 / -1; margin-bottom: 0.75rem; }
  .chapter__h { grid-column: 1 / -1; padding-right: 0; margin-bottom: 1.1rem; }
  .chapter__body,
  .chapter__wide,
  .chapter--full .chapter__body,
  .chapter > .block,
  .chapter > .facts { grid-column: 1 / -1; }
}

/* mono data block: ledger postings, request traces */
.block {
  font-family: var(--mono);
  font-size: clamp(0.68rem, 0.42vw + 0.55rem, 0.8rem);
  line-height: 1.85;
  letter-spacing: 0;
  text-transform: none;
  background: var(--paper-2);
  border-left: 2px solid var(--accent);
  padding: clamp(0.9rem, 1.6vw, 1.4rem) clamp(0.9rem, 1.8vw, 1.5rem);
  overflow-x: auto;
  white-space: pre;
  color: var(--ink-soft);
  margin-top: 1.5em;
}
.block b { color: var(--ink); font-weight: 500; }

/* fact table: rule / enforced by */
.facts {
  width: 100%;
  border-collapse: collapse;
  margin-top: 1.5em;
  text-align: left;
}
.facts th {
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
  font-weight: 400;
  border-bottom: 1px solid var(--rule);
  padding: 0 0.9rem 0.55rem 0;
  vertical-align: bottom;
}
.facts th:last-child, .facts td:last-child { padding-right: 0; }
.facts td {
  border-bottom: 1px solid var(--rule-soft);
  padding: 0.75rem 0.9rem 0.75rem 0;
  vertical-align: top;
  font-size: 0.95rem;
  line-height: 1.45;
  color: var(--ink-soft);
}
.facts td:first-child {
  font-family: var(--sans);
  font-weight: 500;
  color: var(--ink);
  width: 38%;
}
.facts td code { font-size: 0.82em; background: var(--paper-2); padding: 0.08em 0.3em; font-family: var(--mono); }
@media (max-width: 620px) {
  .facts thead { display: none; }
  .facts tr { display: block; border-bottom: 1px solid var(--rule); padding-block: 0.9rem; }
  .facts td { display: block; border: 0; padding: 0; width: auto; }
  .facts td:first-child { width: auto; margin-bottom: 0.3rem; }
}

.gallery {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gap);
  row-gap: clamp(1.5rem, 3vw, 2.75rem);
  padding-block: clamp(2rem, 4vw, 4rem);
  border-top: 1px solid var(--rule);
}
.gallery .shot--wide { grid-column: 1 / -1; }
.gallery .shot--half { grid-column: span 6; }
.gallery .shot--l { grid-column: 1 / span 7; }
.gallery .shot--r { grid-column: 8 / -1; align-self: end; }
@media (max-width: 800px) {
  .gallery .shot--half,
  .gallery .shot--l,
  .gallery .shot--r { grid-column: 1 / -1; }
}

.nextcase {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem var(--gap);
  border-top: 1px solid var(--rule);
  padding-block: clamp(2.5rem, 5vw, 4.5rem);
}
.nextcase__k {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.09em;
  text-transform: uppercase;
  color: var(--muted);
}
.nextcase__t {
  display: block;
  margin-top: 0.5rem;
  font-family: var(--sans);
  font-weight: 600;
  letter-spacing: -0.03em;
  font-size: clamp(1.75rem, 4vw, 3.5rem);
  line-height: 1;
}
.nextcase a:hover .nextcase__t { color: var(--accent); }

/* ---------- motion ---------------------------------------------------- */

@media (prefers-reduced-motion: no-preference) {
  .js [data-reveal] {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.75s cubic-bezier(0.2, 0.7, 0.2, 1),
                transform 0.75s cubic-bezier(0.2, 0.7, 0.2, 1);
  }
  .js [data-reveal].is-in {
    opacity: 1;
    transform: none;
  }
  .js [data-reveal][data-delay='1'] { transition-delay: 0.08s; }
  .js [data-reveal][data-delay='2'] { transition-delay: 0.16s; }
}

/* ---------- print ----------------------------------------------------- */

@media print {
  .masthead, .foot, .nextcase { display: none; }
  body { background: #fff; color: #000; }
  .dark { background: #fff; color: #000; }
}