/* ═══════════════════════════════════════════════════════════════════
   OTW Studios — site.css · editorial-typographic system · Oct 2026
   One stylesheet for every page. Hex values live in the two token
   blocks below and NOWHERE else. Spec: otw-workspace/projects/otw-studio/
   SPEC-redesign-editorial-2026-10.md
   ═══════════════════════════════════════════════════════════════════ */

/* ── tokens: dark is default (direction B) ── */
:root{
  --bg:#171411; --bg-deep:#231F1A;
  --ink:#EFE9DD; --ink-body:#CFC6B6; --ink-dim:#8F867A;
  --rule:#332D27; --accent:#D4683F; --accent-lit:#E07A52;
  --btn:#EFE9DD; --btn-ink:#171411;
  --scrim:rgba(23,20,17,.72);
  --grain-op:.045;
  color-scheme:dark;
}
/* ── light (direction A) ── */
:root[data-theme="light"]{
  --bg:#F3EEE4; --bg-deep:#E7E0D1;
  --ink:#1A1714; --ink-body:#3A352E; --ink-dim:#6E675D;
  --rule:#D6CFC0; --accent:#B9502A; --accent-lit:#D4683F;
  --btn:#1A1714; --btn-ink:#F3EEE4;
  --scrim:rgba(243,238,228,.74);
  --grain-op:.035;
  color-scheme:light;
}
@media (prefers-color-scheme:light){
  :root:not([data-theme="dark"]){
    --bg:#F3EEE4; --bg-deep:#E7E0D1;
    --ink:#1A1714; --ink-body:#3A352E; --ink-dim:#6E675D;
    --rule:#D6CFC0; --accent:#B9502A; --accent-lit:#D4683F;
    --btn:#1A1714; --btn-ink:#F3EEE4;
    --scrim:rgba(243,238,228,.74);
    --grain-op:.035;
    color-scheme:light;
  }
}

/* ── type + layout tokens (theme-independent) ── */
:root{
  --ff-serif:'Spectral','Iowan Old Style',Georgia,serif;
  --ff-sans:'Bricolage Grotesque',-apple-system,BlinkMacSystemFont,'Helvetica Neue',sans-serif;
  --fs-display:clamp(2.8rem,6.2vw,5.2rem);
  --fs-h2:clamp(1.9rem,3.8vw,3rem);
  --fs-h3:1.14rem;
  --fs-body:clamp(1.02rem,1.2vw,1.14rem);
  --fs-kicker:.66rem; --fs-action:.74rem;
  --measure:62ch;
  --max:1240px;
  --gutter:clamp(22px,5vw,72px);
  --band:clamp(64px,8vw,120px);
  --ease:cubic-bezier(.16,1,.3,1);
}

/* ── base ── */
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink-body);font-family:var(--ff-serif);font-weight:400;
  font-size:var(--fs-body);line-height:1.62;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;
  transition:background-color .4s var(--ease),color .4s var(--ease)}
img,svg,video{max-width:100%;display:block}
figure{margin:0}
figure figcaption{padding-top:14px}
a{color:var(--accent);text-decoration:none}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:2px solid var(--accent);outline-offset:3px}
.skip-link{position:absolute;left:-9999px;top:0;background:var(--ink);color:var(--bg);padding:12px 18px;z-index:300;font-family:var(--ff-sans)}
.skip-link:focus{left:12px;top:12px}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;border:0}

/* grain — fixed, above everything, never on a scrolling container */
body::after{content:"";position:fixed;inset:0;pointer-events:none;z-index:250;opacity:var(--grain-op);mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='180' height='180'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>")}

/* ── type roles ── */
.kicker{display:block;font-family:var(--ff-sans);font-size:var(--fs-kicker);font-weight:600;letter-spacing:.24em;text-transform:uppercase;color:var(--accent);margin:0 0 20px}
.display,h1.display{font-family:var(--ff-serif);font-weight:300;font-size:var(--fs-display);line-height:.98;letter-spacing:-.025em;color:var(--ink);margin:0 0 22px;max-width:14ch;text-wrap:balance}
h2,.h2{font-family:var(--ff-serif);font-weight:300;font-size:var(--fs-h2);line-height:1.04;letter-spacing:-.02em;color:var(--ink);margin:0 0 28px;max-width:22ch;text-wrap:balance}
h3,.h3{font-family:var(--ff-serif);font-weight:400;font-size:var(--fs-h3);letter-spacing:-.008em;color:var(--ink);margin:0 0 8px}
.display em,h2 em,.h2 em{font-style:italic;font-weight:300;color:var(--accent)}
p{margin:0 0 18px;max-width:var(--measure)}
p:last-child{margin-bottom:0}
.lede{font-size:clamp(1.08rem,1.5vw,1.26rem);line-height:1.55;color:var(--ink-body);max-width:44ch}
.dim{color:var(--ink-dim)}
strong,b{font-weight:600;color:var(--ink)}
.num{font-family:var(--ff-sans);font-variant-numeric:tabular-nums}

/* ── actions: one filled button per page, everything else is a link ── */
.btn{display:inline-block;background:var(--btn);color:var(--btn-ink);padding:14px 24px;border-radius:999px;
  font-family:var(--ff-sans);font-size:var(--fs-action);font-weight:600;letter-spacing:.14em;text-transform:uppercase;
  transition:transform .35s var(--ease),background-color .4s var(--ease)}
.btn:hover{transform:translateY(-2px)}.btn:active{transform:translateY(1px)}
button.btn{border:0;cursor:pointer;line-height:normal}
.band .actions{margin-top:32px}
.act{font-family:var(--ff-sans);font-size:var(--fs-action);font-weight:600;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);
  border-bottom:1px solid var(--accent);padding-bottom:6px;transition:color .25s,border-color .25s}
.act:hover{color:var(--accent-lit);border-color:var(--accent-lit)}
.actions{display:flex;gap:28px;align-items:center;flex-wrap:wrap}

/* ── layout ── */
.wrap{max-width:var(--max);margin:0 auto;padding-inline:var(--gutter)}
.band{padding-block:var(--band);border-top:1px solid var(--rule)}
.band--deep{background:var(--bg-deep);border-top:none}
.band--tight{padding-block:calc(var(--band)*.6)}
.cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(255px,1fr));gap:clamp(28px,3.6vw,52px)}
.cols p{max-width:40ch}

/* ── nav ── */
.nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;gap:24px;
  padding:16px var(--gutter);background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:saturate(140%) blur(10px);
  border-bottom:1px solid transparent;transition:border-color .3s}
.nav.is-stuck{border-bottom-color:var(--rule)}
.nav__brand{display:flex;align-items:center;gap:11px}
.nav__brand img{height:28px;width:auto}
.nav__brand .nav__icon{width:34px;height:34px}
/* theme-conditional elements (logos): dark default shows .only-dark */
.only-light{display:none}
:root[data-theme="light"] .only-dark{display:none}
:root[data-theme="light"] .only-light{display:block}
@media (prefers-color-scheme:light){
  :root:not([data-theme="dark"]) .only-dark{display:none}
  :root:not([data-theme="dark"]) .only-light{display:block}
}
.nav__links{display:flex;align-items:center;gap:26px;font-family:var(--ff-sans);font-size:.72rem;font-weight:600;letter-spacing:.14em;text-transform:uppercase}
.nav__links a{color:var(--ink);opacity:.82;transition:opacity .2s}
.nav__links a:hover,.nav__links a[aria-current="page"]{opacity:1}
.nav__links .btn{padding:10px 18px;color:var(--btn-ink);opacity:1}
.nav__links .btn:hover{opacity:1}
.theme-toggle{background:none;border:0;cursor:pointer;color:var(--ink-dim);font:inherit;letter-spacing:inherit;text-transform:inherit;padding:4px 0;border-bottom:1px solid transparent}
.theme-toggle:hover{color:var(--ink);border-color:var(--rule)}
@media(max-width:860px){.nav__links{gap:16px;font-size:.66rem}.nav__links .hide-sm{display:none}.nav__links a,.nav__links button{white-space:nowrap}}
@media(max-width:560px){.nav{padding:12px var(--gutter)}.nav__brand .only-dark,.nav__brand .only-light{display:none!important}.nav__links{gap:14px;font-size:.62rem;letter-spacing:.1em}.nav__links a:not(.btn){display:none}.nav__links .btn{padding:10px 14px}}

/* ── hero: portrait panel ── */
.hero{display:grid;grid-template-columns:1.1fr .9fr;min-height:min(78vh,760px);background:var(--bg);max-width:var(--max);margin:0 auto}
.hero__copy{padding:clamp(56px,8vw,112px) clamp(22px,4vw,56px) clamp(40px,5vw,72px) var(--gutter);align-self:end}
.hero__copy .lede{margin-bottom:32px}
.hero__panel{background:var(--bg-deep);overflow:hidden;position:relative;min-height:420px}
.hero__panel img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:50% 0%;filter:saturate(.9)}
.hero--type{grid-template-columns:1fr}
@media(max-width:860px){.hero{grid-template-columns:1fr;min-height:0}.hero__panel{aspect-ratio:4/3;order:-1}.hero__panel img{object-position:50% 15%}}

/* ── credibility strip ── */
.strip{border-top:1px solid var(--rule);border-bottom:1px solid var(--rule)}
.strip+.band{border-top:0}
.strip__inner{display:flex;flex-wrap:wrap;gap:8px 32px;padding:16px var(--gutter);max-width:var(--max);margin:0 auto;
  font-family:var(--ff-sans);font-size:.68rem;font-weight:600;letter-spacing:.08em;color:var(--ink-dim)}

/* ── rows, not cards ── */
.rows{border-top:1px solid var(--rule);max-width:880px}
.row{display:grid;grid-template-columns:2.2fr 1.2fr .8fr auto;gap:18px;align-items:baseline;padding:18px 0;border-bottom:1px solid var(--rule);
  color:var(--ink);transition:transform .35s var(--ease)}
a.row:hover{transform:translateX(.4rem)}
.row__t{font-family:var(--ff-serif);font-weight:400;font-size:1.14rem;letter-spacing:-.01em;color:var(--ink)}
.row__m{font-family:var(--ff-sans);font-size:.78rem;color:var(--ink-dim)}
.row__n{font-family:var(--ff-sans);font-size:.78rem;color:var(--ink-dim);font-variant-numeric:tabular-nums}
.row__a{color:var(--accent)}
@media(max-width:700px){.row{grid-template-columns:1fr auto}.row__m,.row__n{display:none}}

/* ── numbered steps (how we work) ── */
.steps{list-style:none;margin:0;padding:0;display:grid;gap:clamp(32px,4vw,52px)}
.step{display:grid;grid-template-columns:auto 1fr;gap:clamp(18px,3vw,34px);align-items:start}
.step__num{font-family:var(--ff-serif);font-style:italic;font-weight:300;font-size:1.6rem;color:var(--accent);line-height:1.2;min-width:2.2ch;padding-top:2px}
.step__out{margin-top:12px;padding-top:12px;border-top:1px solid var(--rule);font-family:var(--ff-sans);font-size:.86rem;font-weight:600;color:var(--ink);max-width:var(--measure)}

/* ── statements (ownership) ── */
.statements{list-style:none;margin:0;padding:0;max-width:var(--measure)}
.statements li{padding:22px 0;border-bottom:1px solid var(--rule);display:grid;grid-template-columns:auto 1fr;gap:16px;align-items:baseline;color:var(--ink)}
.statements li:first-child{border-top:1px solid var(--rule)}
.statements .mark{font-family:var(--ff-sans);color:var(--accent);font-weight:600;font-size:.72rem;letter-spacing:.1em;line-height:1.9;min-width:2.4ch;font-variant-numeric:tabular-nums}

/* ── datum row (case studies) ── */
.datum{display:flex;flex-wrap:wrap;gap:18px 40px;padding:16px 0;border-top:1px solid var(--rule);border-bottom:1px solid var(--rule);max-width:880px}
.datum div{font-family:var(--ff-sans);font-size:.62rem;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-dim);font-weight:600}
.datum div b{display:block;font-size:1.05rem;letter-spacing:0;text-transform:none;color:var(--ink);font-variant-numeric:tabular-nums;margin-top:5px;font-weight:600}

/* ── callout ── */
.callout{border-left:2px solid var(--accent);padding:4px 0 4px 22px;max-width:var(--measure)}
.callout p{font-style:italic;font-weight:300;font-size:1.16rem;line-height:1.55;color:var(--ink)}

/* ── FAQ as rows ── */
.faq{max-width:52rem;border-top:1px solid var(--rule)}
.faq__item{border-bottom:1px solid var(--rule)}
.faq__q{cursor:pointer;list-style:none;padding:20px 40px 20px 0;position:relative;font-family:var(--ff-serif);font-weight:400;font-size:1.1rem;letter-spacing:-.008em;color:var(--ink)}
.faq__q::-webkit-details-marker{display:none}
.faq__q::after{content:"+";position:absolute;right:6px;top:18px;font-family:var(--ff-sans);font-size:1.3rem;font-weight:400;color:var(--accent);transition:transform .3s var(--ease)}
.faq__item[open] .faq__q::after{transform:rotate(45deg)}
.faq__a{padding:0 40px 22px 0}
.faq__a p{color:var(--ink-body);max-width:62ch}

/* ── figure: framed screenshot (case studies without a real photo) ── */
.frame{background:var(--bg-deep);border:1px solid var(--rule);border-radius:4px;padding:10px}
.frame img{border-radius:2px}
.frame figcaption{font-family:var(--ff-sans);font-size:.72rem;color:var(--ink-dim);padding:10px 4px 2px;letter-spacing:.04em}

/* ── inline SVG diagrams: colour + type from tokens ── */
.dia-wrap{margin-top:clamp(32px,4vw,52px)}
@media(max-width:720px){.dia-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}}
.dia-wrap>h3{margin-bottom:8px}
.dia{display:block;width:100%;height:auto;overflow:visible}
@media(max-width:720px){.dia{min-width:680px}}
.dia text{font-family:var(--ff-sans);fill:var(--ink);font-size:14px;font-weight:700}
.dia .sub{fill:var(--ink-dim);font-size:11.5px;font-weight:400}
.dia rect{fill:var(--bg-deep);stroke:var(--rule)}
.dia rect.last{fill:transparent;stroke-dasharray:3 3}
.dia circle{fill:var(--accent)}
.dia .num{fill:var(--bg);font-size:13px;font-weight:700}
.dia .lab{fill:var(--ink);font-size:11.5px;font-weight:700;letter-spacing:.11em}
.dia line{stroke:var(--rule)}

/* ── footer ── */
.foot{background:var(--bg-deep);color:var(--ink-dim);padding:clamp(52px,6vw,80px) 0 28px;font-family:var(--ff-sans);font-size:.86rem;border-top:1px solid var(--rule)}
.foot__top{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:clamp(28px,4vw,64px)}
.foot__brand img{height:40px;width:auto;margin-bottom:18px}
.foot__brand p{font-family:var(--ff-serif);font-size:1rem;color:var(--ink-body);max-width:42ch;margin-bottom:14px}
.foot a{color:var(--ink-dim);display:block;padding:3px 0;transition:color .2s}
.foot a:hover{color:var(--ink)}
.foot__nav{display:grid;align-content:start}
.foot__bottom{display:flex;flex-wrap:wrap;gap:12px 28px;justify-content:space-between;margin-top:38px;padding-top:20px;border-top:1px solid var(--rule);font-size:.74rem}
@media(max-width:760px){.foot__top{grid-template-columns:1fr}}

/* ── motion: reveals fire once; transform/opacity only ── */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal-stagger>*{opacity:0;transform:translateY(14px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal-stagger.in>*{opacity:1;transform:none}
.reveal-stagger.in>*:nth-child(2){transition-delay:.07s}.reveal-stagger.in>*:nth-child(3){transition-delay:.14s}
.reveal-stagger.in>*:nth-child(4){transition-delay:.21s}.reveal-stagger.in>*:nth-child(5){transition-delay:.28s}
.reveal-stagger.in>*:nth-child(n+6){transition-delay:.34s}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal,.reveal-stagger>*{opacity:1;transform:none}
}