/* the palette: a cool paper, an ink green, verdigris for links, the
     manuscript's gold for whatever is sounding */
  :root {
    --bg: #F1F3EF;
    --surface: #FAFBF8;
    --ink: #10201A;
    --muted: #56685F;
    --rule: #D5DDD7;
    --accent: #1D6A56;
    --gold: #A77A26;
    --gold-soft: rgba(167,122,38,.14);
    --panel: #0F2A21;
    --panel-ink: #EAF0EC;
    --panel-muted: #8FA79C;
    --panel-gold: #E6C06A;
  }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
      --bg: #0B1411;
      --surface: #111D18;
      --ink: #E6ECE8;
      --muted: #93A59C;
      --rule: #22332C;
      --accent: #6CC1A6;
      --gold: #E2B65C;
      --gold-soft: rgba(226,182,92,.14);
      --panel: #0F241C;
      --panel-ink: #EAF0EC;
      --panel-muted: #8FA79C;
      --panel-gold: #E6C06A;
    }
  }
  :root[data-theme="dark"] {
    --bg: #0B1411;
    --surface: #111D18;
    --ink: #E6ECE8;
    --muted: #93A59C;
    --rule: #22332C;
    --accent: #6CC1A6;
    --gold: #E2B65C;
    --gold-soft: rgba(226,182,92,.14);
    --panel: #0F241C;
    --panel-ink: #EAF0EC;
    --panel-muted: #8FA79C;
    --panel-gold: #E6C06A;
  }

  * { box-sizing: border-box; }
  html { -webkit-text-size-adjust: 100%; }
  body {
    margin: 0;
    padding-inline: max(16px, env(safe-area-inset-left));
    background: var(--bg);
    color: var(--ink);
    font: 17px/1.65 "IBM Plex Sans", system-ui, sans-serif;
  }
  a { color: var(--accent); text-underline-offset: 3px; text-decoration-thickness: 1px; }
  a:hover { text-decoration-thickness: 2px; }
  :focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 4px; }
  .wrap { max-width: 1120px; margin: 0 auto; }
  .nw { white-space: nowrap; }
  .mono { font-family: "IBM Plex Mono", ui-monospace, monospace; }
  .label { font: 500 12.5px/1.4 "IBM Plex Mono", ui-monospace, monospace; letter-spacing: .08em; text-transform: uppercase; color: var(--muted); }
  h1, h2, h3 { font-family: Newsreader, Georgia, serif; font-weight: 500; text-wrap: balance; margin: 0; }
  p { margin: 0; }

  /* ---- header ---- */
  header.top { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 22px; }
  .mark { display: inline-flex; align-items: center; gap: 10px; color: var(--ink); text-decoration: none; font-weight: 600; }
  .mark svg { width: 34px; height: 34px; }
  nav.top-nav { display: flex; gap: 20px; flex-wrap: wrap; }
  nav.top-nav a { color: var(--muted); text-decoration: none; font-size: 15px; }
  nav.top-nav a:hover { color: var(--ink); }

  /* ---- hero ---- */
  .hero { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, .85fr); gap: 56px; align-items: center; padding-block: 48px 72px; border-bottom: 1px solid var(--rule); }
  .portrait { display: block; width: 128px; height: 128px; border-radius: 50%; object-fit: cover; background: #fff; box-shadow: 0 0 0 2px var(--bg), 0 0 0 3.5px var(--gold); margin-bottom: 26px; }
  .hero h1 { font-size: clamp(52px, 8vw, 104px); line-height: .95; letter-spacing: -.02em; }
  .hero .role { margin-top: 18px; font-family: Newsreader, Georgia, serif; font-style: italic; font-size: clamp(22px, 2.6vw, 30px); color: var(--muted); }
  .hero .lede { margin-top: 26px; max-width: 34em; font-size: 19px; }
  .facts-line { margin-top: 26px; display: flex; flex-wrap: wrap; gap: 8px 18px; color: var(--muted); font-size: 15px; }
  .facts-line span::before { content: "·"; margin-inline-end: 18px; color: var(--rule); }
  .facts-line span:first-child::before { content: none; margin: 0; }
  .cta { margin-top: 30px; display: flex; gap: 12px; flex-wrap: wrap; }
  .btn { display: inline-flex; align-items: center; gap: 8px; padding: 12px 18px; border-radius: 999px; font-weight: 500; font-size: 15.5px; text-decoration: none; border: 1px solid var(--rule); color: var(--ink); background: var(--surface); }
  .btn.solid { background: var(--ink); color: var(--bg); border-color: var(--ink); }
  .btn:hover { text-decoration: none; filter: brightness(1.05); }

  /* the read-along: a line of the book, each word lit in time */
  .readalong { margin: 0; min-width: 0; background: var(--panel); color: var(--panel-ink); border-radius: 22px; padding: 26px 24px 20px; box-shadow: 0 24px 60px -30px rgba(10,30,22,.55); }
  .readalong .label { color: var(--panel-muted); }
  .ra-line { direction: rtl; display: flex; flex-wrap: nowrap; justify-content: center; gap: 2px; margin: 26px 0 8px; }
  .ra-word { display: grid; justify-items: center; gap: 6px; }
  .ra-word b { font: 700 clamp(20px, 2.1vw, 28px)/1.5 Amiri, "Noto Naskh Arabic", serif; padding: 0 6px; border-radius: 10px; color: var(--panel-muted); transition: color .25s, background-color .25s; }
  .ra-word i { font: 400 11.5px/1 "IBM Plex Mono", monospace; font-style: normal; color: var(--panel-muted); opacity: .7; direction: ltr; }
  .ra-word.on b { color: var(--panel-gold); background: rgba(230,192,106,.12); }
  .ra-word.on i { color: var(--panel-gold); opacity: 1; }
  .ra-word.done b { color: var(--panel-ink); }
  .wave { position: relative; height: 54px; margin-top: 18px; display: flex; align-items: center; gap: 2px; direction: rtl; }
  .wave span { flex: 1; border-radius: 2px; background: rgba(234,240,236,.22); }
  .wave span.past { background: rgba(230,192,106,.75); }
  .wave .head { position: absolute; top: 4px; bottom: 4px; width: 2px; background: var(--panel-gold); border-radius: 2px; right: 0; }
  .ra-caption { margin-top: 14px; font-size: 14px; color: var(--panel-muted); }
  /* the voice: a quiet play button beside the label; the reciter credited under the caption */
  .ra-top { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
  .ra-play { flex: none; width: 36px; height: 36px; border-radius: 50%; border: 1px solid rgba(234,240,236,.35); background: transparent;
             color: var(--panel-ink); display: grid; place-items: center; cursor: pointer; padding: 0; transition: border-color .2s; }
  .ra-play:hover { border-color: var(--panel-gold); }
  .ra-play:focus-visible { outline: 2px solid var(--panel-gold); outline-offset: 3px; }
  .ra-play svg { width: 15px; height: 15px; fill: currentColor; }
  .ra-play .i-pause, .readalong.playing .ra-play .i-play { display: none; }
  .readalong.playing .ra-play .i-pause { display: block; }
  .ra-word { cursor: pointer; }
  .ra-credit { margin-top: 4px; font-size: 12.5px; color: var(--panel-muted); opacity: .8; }

  /* ---- sections ---- */
  section.block { padding-block: 76px; border-bottom: 1px solid var(--rule); }
  .block-head { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2.4fr); gap: 40px; margin-bottom: 44px; align-items: end; }
  .block-head h2 { font-size: clamp(34px, 4.6vw, 54px); line-height: 1.05; }
  .block-head p { color: var(--muted); max-width: 40em; }

  /* ---- work ---- */
  .project { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 2.4fr); gap: 40px; padding: clamp(22px, 3vw, 38px); background: var(--wash, transparent); border-radius: 3px; }
  .project + .project { margin-top: 12px; }
  .project .p-meta .years { color: var(--mark); }
  .project .p-body h3 { color: var(--wash-ink); }
  .project .p-body h3 .ar { color: var(--mark); }
  .project .p-body li::before { border-color: var(--mark); }
  .project .stack span { border-color: rgba(34, 50, 44, .16); }
  .project .numbers { background: rgba(34, 50, 44, .12); border-color: rgba(34, 50, 44, .12); }
  .hue-lapis     { --wash: #E0E9F3; --wash-ink: #23374C; --mark: #4A6C90; }
  .hue-madder    { --wash: #F3E4E2; --wash-ink: #4A2C2A; --mark: #8D5955; }
  .hue-mushaf    { --wash: #DEECE5; --wash-ink: #1D3D30; --mark: #3E765F; }
  .hue-verdigris { --wash: #DCECEA; --wash-ink: #143D3B; --mark: #307673; }
  .hue-weld      { --wash: #EAE9D7; --wash-ink: #39371A; --mark: #6F6B39; }
  @media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) .hue-lapis     { --wash: #222B35; --wash-ink: #D0E0F2; --mark: #8AAED6; }
    :root:not([data-theme="light"]) .hue-madder    { --wash: #342625; --wash-ink: #F2D7D4; --mark: #D49A95; }
    :root:not([data-theme="light"]) .hue-mushaf    { --wash: #202E27; --wash-ink: #CDE5D9; --mark: #80B9A0; }
    :root:not([data-theme="light"]) .hue-verdigris { --wash: #1D2E2D; --wash-ink: #C8E5E3; --mark: #74B9B5; }
    :root:not([data-theme="light"]) .hue-weld      { --wash: #2C2B1D; --wash-ink: #E1DFC9; --mark: #B2AD7A; }
    :root:not([data-theme="light"]) .project .stack span { border-color: rgba(236, 231, 219, .18); }
    :root:not([data-theme="light"]) .project .numbers { background: rgba(236, 231, 219, .12); border-color: rgba(236, 231, 219, .12); }
  }
  .p-meta { display: grid; gap: 14px; align-content: start; font-size: 15px; color: var(--muted); }
  .p-meta .years { font: 500 14px/1 "IBM Plex Mono", monospace; color: var(--gold); }
  .p-meta a { font-size: 15px; }
  .p-body h3 { font-size: clamp(28px, 3.4vw, 40px); line-height: 1.1; display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 16px; }
  .p-body h3 .ar { font: 700 .82em/1.2 Amiri, "Noto Naskh Arabic", serif; color: var(--gold); direction: rtl; }
  .p-body .summary { margin-top: 14px; font-size: 19px; max-width: 36em; }
  .p-body ul { margin: 20px 0 0; padding: 0; list-style: none; display: grid; gap: 10px; max-width: 40em; }
  .p-body li { padding-inline-start: 22px; position: relative; }
  .p-body li::before { content: ""; position: absolute; inset-inline-start: 2px; top: .72em; width: 7px; height: 7px; border: 1.5px solid var(--gold); transform: rotate(45deg); }
  .stack { margin-top: 20px; display: flex; flex-wrap: wrap; gap: 8px; }
  .stack span { font: 400 13px/1 "IBM Plex Mono", monospace; padding: 7px 10px; border-radius: 999px; border: 1px solid var(--rule); color: var(--muted); }
  /* the flagship carries its numbers */
  .numbers { margin-top: 26px; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: 16px; overflow: hidden; max-width: 44em; }
  .numbers div { background: var(--surface); padding: 16px 16px 14px; }
  .numbers b { display: block; font: 500 30px/1.1 Newsreader, Georgia, serif; font-variant-numeric: tabular-nums; }
  .numbers span { font-size: 13.5px; color: var(--muted); }


  /* ---- earlier work ---- */
  .earlier { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 34px 40px; }
  .earlier h3 { font-size: 23px; line-height: 1.2; }
  .earlier .where { margin-top: 6px; font: 400 13px/1.4 "IBM Plex Mono", monospace; color: var(--gold); }
  .earlier p:last-child { margin-top: 10px; color: var(--muted); font-size: 15.5px; }

  /* ---- experience & education ---- */
  .journey { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 40px; }
  .tl { list-style: none; margin: 0; padding: 0; display: grid; gap: 22px; }
  .tl li { display: grid; gap: 2px; padding-inline-start: 18px; border-inline-start: 2px solid var(--rule); }
  .tl .when { font: 500 13px/1.4 "IBM Plex Mono", monospace; color: var(--gold); }
  .tl b { font-weight: 600; }
  .tl span:last-child { color: var(--muted); font-size: 15.5px; }

  /* ---- capabilities ---- */
  .caps { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 34px 40px; }
  .cap h3 { font-size: 24px; }
  .cap p { margin-top: 8px; color: var(--muted); font-size: 15.5px; }

  /* ---- approach ---- */
  .principles { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
  .principle h3 { font-size: 26px; font-style: italic; }
  .principle p { margin-top: 10px; color: var(--muted); font-size: 16px; }

  /* ---- contact ---- */
  .contact { padding-block: 90px 70px; text-align: center; }
  .contact h2 { font-size: clamp(36px, 5.4vw, 66px); line-height: 1.05; max-width: 15em; margin: 0 auto; }
  .contact p { margin: 18px auto 0; color: var(--muted); max-width: 34em; }
  .contact .cta { justify-content: center; }
  footer { padding-block: 28px 40px; display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; color: var(--muted); font-size: 14px; border-top: 1px solid var(--rule); }

  @media (max-width: 860px) {
    .hero { grid-template-columns: 1fr; gap: 40px; padding-block: 28px 56px; }
    .block-head, .project { grid-template-columns: 1fr; gap: 18px; }
    .caps, .principles, .earlier { grid-template-columns: 1fr 1fr; }
    .journey { grid-template-columns: 1fr; }
    .numbers { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  }
  @media (max-width: 560px) {
    nav.top-nav { display: none; }
    /* stacked, the dots between the facts would start each line */
    .facts-line { flex-direction: column; gap: 4px; }
    .facts-line span::before { content: none; margin: 0; }
    .caps, .principles, .earlier { grid-template-columns: 1fr; gap: 28px; }
    section.block { padding-block: 56px; }
  }
  /* the smallest phones: the line of the book still on one row */
  @media (max-width: 380px) {
    .readalong { padding: 22px 14px 18px; }
    .ra-word b { font-size: 18px; padding: 0 4px; }
    .ra-word i { font-size: 10px; }
    .head-end { gap: 12px; }
  }
  @media (prefers-reduced-motion: reduce) {
    .ra-word b { transition: none; }
  }

  /* the language switch: always in reach, also where the section links hide */
  .head-end { display: flex; align-items: center; gap: 22px; }
  .lang { display: flex; gap: 4px; font: 500 13px/1 "IBM Plex Mono", ui-monospace, monospace; letter-spacing: .06em; }
  .lang a { color: var(--muted); text-decoration: none; padding: 7px 8px; border-radius: 8px; }
  .lang a:hover { color: var(--ink); }
  .lang a[aria-current="page"] { color: var(--ink); background: var(--gold-soft); }