/* ============================================================
   TANOSO LEATHER WORKS — Kumasi heritage leather studio
   cognac #8C4A23 · dark chocolate #2C1A10 · stitch cream #EFE3CE · brass #B08D3F
   ============================================================ */

@font-face {
  font-family: 'Zilla Slab';
  src: url('../fonts/zilla-slab.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Zilla Slab';
  src: url('../fonts/zilla-slab-bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Work Sans';
  src: url('../fonts/work-sans.woff2') format('woff2');
  font-weight: 100 900;
  font-style: normal;
  font-display: swap;
}

:root {
  --cognac: #8C4A23;
  --cognac-light: #A85F32;
  --choc: #2C1A10;
  --choc-deep: #1D0F09;
  --cream: #EFE3CE;
  --brass: #B08D3F;
  --brass-bright: #CDA956;
  --slab: 'Zilla Slab', 'Roboto Slab', Georgia, serif;
  --sans: 'Work Sans', 'Helvetica Neue', Arial, sans-serif;
  --gutter: clamp(1.25rem, 4vw, 4rem);
  --ease-leather: cubic-bezier(.4, .0, .2, 1);
  --radius: 4px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

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

body {
  background: var(--choc);
  color: var(--cream);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

::selection { background: var(--brass); color: var(--choc-deep); }

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

a { color: inherit; }
img, svg { display: block; max-width: 100%; }

@media (pointer: fine) {
  ::-webkit-scrollbar { width: 11px; }
  ::-webkit-scrollbar-track { background: var(--choc-deep); }
  ::-webkit-scrollbar-thumb { background: var(--cognac); border: 3px solid var(--choc-deep); border-radius: 6px; }
  ::-webkit-scrollbar-thumb:hover { background: var(--brass); }
}

.skip-link {
  position: fixed; top: -4rem; left: var(--gutter);
  z-index: 300;
  background: var(--cream); color: var(--choc-deep);
  font-family: var(--sans); font-size: .78rem; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
  text-decoration: none;
  padding: .8em 1.4em;
  border-radius: var(--radius);
  transition: top .2s;
}
.skip-link:focus { top: 1rem; }

/* shared kicker / caption styles */
.kicker {
  font-family: var(--sans);
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--brass-bright);
  display: inline-flex;
  align-items: center;
  gap: .8rem;
}
.kicker .rivet {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--brass-bright);
  box-shadow: 0 0 0 2px rgba(176, 141, 63, .25);
  flex: none;
}

/* ================= LEATHER GRAIN TEXTURE ================= */
.grain-defs { position: absolute; width: 0; height: 0; overflow: hidden; }

.grained {
  position: relative;
  isolation: isolate;
}
.grained::before {
  content: '';
  position: absolute; inset: 0;
  z-index: 0;
  background: var(--choc);
  filter: url(#leatherGrain);
  opacity: .9;
  pointer-events: none;
}
.grained.grained--cognac::before { background: var(--cognac); }
.grained > * { position: relative; z-index: 1; }

/* ================= HEADER / TOOL-RAIL NAV ================= */
.masthead {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
  padding: 1rem var(--gutter);
  background: linear-gradient(to bottom, rgba(29,15,9,.92) 0%, rgba(29,15,9,.7) 70%, transparent 100%);
  backdrop-filter: blur(2px);
}
.brand {
  display: flex; align-items: center; gap: .7rem;
  text-decoration: none;
  color: var(--cream);
}
.brand svg { width: 2.1rem; height: 2.1rem; }
.brand-word {
  font-family: var(--slab);
  font-weight: 700;
  font-size: 1.15rem;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.brand-sub {
  display: block;
  font-family: var(--sans);
  font-size: .58rem;
  font-weight: 500;
  letter-spacing: .28em;
  text-transform: uppercase;
  color: var(--brass-bright);
  opacity: .85;
}

.tool-rail {
  display: flex;
  align-items: center;
  gap: clamp(.4rem, 1.6vw, 1.1rem);
  list-style: none;
  padding: .35rem .5rem;
  background: rgba(0, 0, 0, .18);
  border: 1px solid rgba(239, 227, 206, .12);
  border-radius: 999px;
}
.tool-rail li { display: contents; }
.tool-rail a {
  display: flex;
  align-items: center;
  gap: .5rem;
  text-decoration: none;
  color: var(--cream);
  font-family: var(--sans);
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  padding: .5rem .75rem;
  border-radius: 999px;
  transition: background .3s var(--ease-leather), color .3s var(--ease-leather);
}
.tool-rail svg {
  width: 1.05rem; height: 1.05rem;
  stroke: var(--brass-bright);
  fill: none;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform .35s var(--ease-leather);
}
.tool-rail a span { display: none; }
.tool-rail a:hover, .tool-rail a:focus-visible {
  background: var(--cognac);
  color: var(--cream);
}
.tool-rail a:hover svg, .tool-rail a:focus-visible svg { transform: rotate(-14deg) scale(1.08); }
.mast-cta {
  font-family: var(--sans);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--choc-deep);
  background: var(--brass-bright);
  padding: .75em 1.3em;
  border-radius: 999px;
  white-space: nowrap;
  transition: background .3s var(--ease-leather), transform .3s var(--ease-leather);
}
.mast-cta:hover, .mast-cta:focus-visible { background: var(--cream); transform: translateY(-2px); }

@media (max-width: 900px) {
  .tool-rail a span.rail-label { display: none; }
}
@media (max-width: 700px) {
  .tool-rail { display: none; }
  .brand-sub { display: none; }
}

/* ================= HERO ================= */
.hero {
  position: relative;
  min-height: 100svh;
  display: grid;
  align-content: center;
  justify-items: center;
  text-align: center;
  padding: 7rem var(--gutter) 4rem;
  overflow: hidden;
  background: radial-gradient(ellipse at 50% 18%, var(--choc-deep) 0%, var(--choc) 62%, #150b06 100%);
}
.hero-grain {
  position: absolute; inset: 0;
  z-index: 0;
  opacity: .85;
  mix-blend-mode: soft-light;
}
.hero-vignette {
  position: absolute; inset: 0;
  z-index: 1;
  background: radial-gradient(ellipse at 50% 40%, transparent 40%, rgba(19,10,6,.65) 100%);
  pointer-events: none;
}
.hero-inner { position: relative; z-index: 2; display: grid; justify-items: center; gap: 1.6rem; }
.hero-kicker { margin-bottom: .4rem; }
.emboss-wrap { width: min(94vw, 980px); }
.emboss-svg { width: 100%; height: auto; overflow: visible; }
.emboss-svg text {
  font-family: var(--slab);
  font-weight: 700;
  fill: var(--cognac-light);
}
.emboss-svg .em-main { font-size: 118px; letter-spacing: 2px; }
.emboss-svg .em-sub { font-size: 27px; font-weight: 400; letter-spacing: 9px; fill: var(--brass-bright); }
.hero-deck {
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  max-width: 34em;
  color: rgba(239, 227, 206, .82);
  font-weight: 400;
}
.hero-deck strong { color: var(--cream); font-weight: 600; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; justify-content: center; margin-top: .6rem; }
.btn {
  font-family: var(--sans);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 1em 1.9em;
  border-radius: 999px;
  transition: background .3s var(--ease-leather), color .3s var(--ease-leather), transform .3s var(--ease-leather), box-shadow .3s var(--ease-leather);
  display: inline-flex;
  align-items: center;
  gap: .6rem;
}
.btn--primary { background: var(--brass-bright); color: var(--choc-deep); }
.btn--primary:hover, .btn--primary:focus-visible { background: var(--cream); transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0,0,0,.35); }
.btn--ghost { background: transparent; color: var(--cream); border: 1.5px solid rgba(239,227,206,.4); }
.btn--ghost:hover, .btn--ghost:focus-visible { border-color: var(--brass-bright); color: var(--brass-bright); }

.hero-scroll {
  position: absolute; bottom: 1.8rem; left: 50%; transform: translateX(-50%);
  z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: .6rem;
  text-decoration: none;
  color: rgba(239, 227, 206, .65);
}
.hero-scroll .stitchline {
  width: 1px; height: 2.4rem;
  background-image: linear-gradient(rgba(239,227,206,.55) 50%, transparent 50%);
  background-size: 1px 8px;
  animation: stitch-drop 1.8s var(--ease-leather) infinite;
}
@keyframes stitch-drop { 0% { background-position: 0 -8px; } 100% { background-position: 0 8px; } }
.hero-scroll span { font-size: .64rem; letter-spacing: .18em; text-transform: uppercase; }

/* ================= SECTION SCAFFOLD / BURNISHED EDGES ================= */
.section {
  position: relative;
  padding: clamp(4.5rem, 11vh, 8rem) var(--gutter);
}
.section::before {
  content: '';
  position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(to right, transparent, rgba(0,0,0,.55) 12%, rgba(0,0,0,.55) 88%, transparent);
  box-shadow: 0 6px 18px rgba(0,0,0,.35);
  pointer-events: none;
}
.section-head {
  max-width: 46rem;
  margin-bottom: clamp(2.5rem, 6vh, 4rem);
}
.section-head h2 {
  font-family: var(--slab);
  font-weight: 700;
  font-size: clamp(2.2rem, 5.2vw, 3.6rem);
  line-height: 1.05;
  margin-top: .7rem;
  color: var(--cream);
}
.section-head h2 em { font-style: normal; color: var(--brass-bright); }
.section-head p {
  margin-top: 1rem;
  font-size: clamp(1rem, 1.3vw, 1.15rem);
  color: rgba(239, 227, 206, .78);
  max-width: 42em;
}
.section--light {
  background: var(--cream);
  color: var(--choc-deep);
}
.section--light .section-head p { color: rgba(44, 26, 16, .78); }
.section--light .section-head h2 { color: var(--choc-deep); }
.section--light .kicker { color: var(--cognac); }
.section--light .kicker .rivet { background: var(--cognac); box-shadow: 0 0 0 2px rgba(140,74,35,.2); }

/* ================= GOODS / PRODUCT SWATCH CARDS ================= */
.goods-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(280px, 100%), 1fr));
  gap: clamp(1.6rem, 3vw, 2.4rem);
}
.swatch {
  position: relative;
  background: linear-gradient(155deg, #3a2415, #251409);
  border-radius: 10px;
  padding: 1.6rem 1.6rem 1.8rem;
  overflow: visible;
}
.swatch-stitch {
  position: absolute; inset: 8px;
  width: calc(100% - 16px); height: calc(100% - 16px);
  pointer-events: none;
  z-index: 3;
  overflow: visible;
}
.stitch-mark {
  stroke: var(--cream);
  stroke-width: 2;
  stroke-linecap: round;
  opacity: 0;
  transform: scale(.25);
  transform-box: fill-box;
  transform-origin: center;
  transition: opacity .3s var(--ease-leather), transform .3s var(--ease-leather);
  transition-delay: calc(var(--i, 0) * 14ms);
}
.swatch:hover .stitch-mark,
.swatch:focus-within .stitch-mark,
.swatch.stitched .stitch-mark { opacity: .92; transform: scale(1); }
.swatch-figure {
  position: relative;
  z-index: 1;
  height: clamp(150px, 20vw, 190px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: .5rem 0 1.2rem;
}
.swatch-figure svg {
  width: 100%; height: 100%;
  stroke: var(--cream);
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
  overflow: visible;
}
.swatch-figure svg .accent { stroke: var(--brass-bright); }
.swatch-figure svg .thin { stroke-width: 1.4; opacity: .75; }
.swatch-figure svg .fill-cognac { fill: var(--cognac); stroke: none; opacity: .9; }
.swatch-body { position: relative; z-index: 1; }
.swatch-name {
  font-family: var(--slab);
  font-weight: 700;
  font-size: 1.28rem;
  color: var(--cream);
}
.swatch-desc {
  margin-top: .35rem;
  font-size: .88rem;
  color: rgba(239, 227, 206, .68);
  line-height: 1.55;
}
.swatch-foot {
  margin-top: 1.1rem;
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem;
  border-top: 1px dashed rgba(239, 227, 206, .25);
  padding-top: .9rem;
}
.swatch-price {
  font-family: var(--slab);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--brass-bright);
}
.swatch-tag {
  font-size: .64rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: rgba(239, 227, 206, .5);
}
.swatch:hover, .swatch:focus-within { transform: translateY(-4px); box-shadow: 0 18px 36px rgba(0,0,0,.4); }
.swatch { transition: transform .4s var(--ease-leather), box-shadow .4s var(--ease-leather); }

/* ================= PROCESS STRIP ================= */
.process-strip {
  position: relative;
}
.process-line {
  position: relative;
  margin-top: 1rem;
}
.process-track {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 1.2rem;
  position: relative;
}
.process-track::before {
  content: '';
  position: absolute;
  top: 34px; left: 0; right: 0;
  height: 1px;
  background: repeating-linear-gradient(to right, rgba(239,227,206,.35) 0 10px, transparent 10px 18px);
}
.stage {
  display: grid;
  justify-items: center;
  text-align: center;
  gap: .8rem;
  position: relative;
}
.stage-icon {
  width: 68px; height: 68px;
  border-radius: 50%;
  background: var(--choc-deep);
  border: 1.5px solid rgba(239, 227, 206, .3);
  display: flex; align-items: center; justify-content: center;
  position: relative;
  z-index: 1;
}
.stage-icon svg {
  width: 34px; height: 34px;
  stroke: var(--cream);
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  overflow: visible;
}
.stage-no {
  font-family: var(--slab);
  font-size: .72rem;
  font-weight: 700;
  color: var(--brass-bright);
  letter-spacing: .1em;
}
.stage-name { font-family: var(--slab); font-weight: 700; font-size: 1rem; color: var(--cream); }
.stage-desc { font-size: .82rem; color: rgba(239, 227, 206, .62); max-width: 16em; }
@media (max-width: 900px) {
  .process-track { grid-template-columns: repeat(3, 1fr); gap: 2rem 1rem; }
  .process-track::before { display: none; }
}
@media (max-width: 560px) {
  .process-track { grid-template-columns: repeat(2, 1fr); }
}

/* ================= WORKSHOP ================= */
.workshop {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr);
  gap: clamp(2.5rem, 6vw, 5rem);
  align-items: center;
}
@media (max-width: 860px) {
  .workshop { grid-template-columns: 1fr; }
  .workshop-art { order: -1; }
}
.workshop-copy p {
  font-size: clamp(1rem, 1.25vw, 1.12rem);
  line-height: 1.75;
  color: rgba(44, 26, 16, .85);
  max-width: 36em;
  margin-bottom: 1.1em;
}
.workshop-stats {
  display: grid;
  grid-template-columns: repeat(3, auto);
  gap: clamp(1.4rem, 4vw, 3rem);
  margin-top: 1.8rem;
}
.stat b {
  display: block;
  font-family: var(--slab);
  font-weight: 700;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  color: var(--cognac);
}
.stat span {
  font-size: .7rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  color: rgba(44, 26, 16, .62);
}
.workshop-art {
  position: relative;
  aspect-ratio: 4 / 3.2;
  border-radius: 10px;
  overflow: hidden;
  background: var(--choc-deep);
}
.workshop-art svg { width: 100%; height: 100%; }

/* ================= COMMISSIONS FORM ================= */
.commissions {
  display: grid;
  grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
  gap: clamp(2.5rem, 6vw, 5rem);
}
@media (max-width: 900px) {
  .commissions { grid-template-columns: 1fr; }
}
.commissions-copy p {
  margin-top: 1rem;
  color: rgba(239, 227, 206, .78);
  max-width: 30em;
  line-height: 1.7;
}
.commissions-list { margin-top: 1.6rem; display: grid; gap: .9rem; }
.commissions-list li {
  display: flex; gap: .8rem; align-items: baseline;
  font-size: .92rem;
  color: rgba(239, 227, 206, .78);
}
.commissions-list li::before {
  content: '';
  width: .55rem; height: 1px;
  background: var(--brass-bright);
  transform: translateY(-.4em);
  flex: none;
}
.bespoke-form {
  background: var(--cream);
  color: var(--choc-deep);
  border-radius: 12px;
  padding: clamp(1.8rem, 4vw, 2.8rem);
  display: grid;
  gap: 1.3rem;
  position: relative;
}
.form-row { display: grid; gap: 1.3rem; grid-template-columns: 1fr 1fr; }
.field { display: grid; gap: .4rem; }
.field label {
  font-family: var(--sans);
  font-size: .68rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--cognac);
}
.field input, .field select, .field textarea {
  font-family: var(--sans);
  font-size: 1rem;
  color: var(--choc-deep);
  background: rgba(140, 74, 35, .06);
  border: 1.5px solid rgba(44, 26, 16, .18);
  border-radius: 6px;
  padding: .75em .9em;
  transition: border-color .3s;
}
.field select { appearance: none; cursor: pointer; background-image: linear-gradient(45deg, transparent 50%, var(--cognac) 50%), linear-gradient(135deg, var(--cognac) 50%, transparent 50%); background-position: calc(100% - 20px) 1.15em, calc(100% - 15px) 1.15em; background-size: 5px 5px, 5px 5px; background-repeat: no-repeat; }
.field textarea { resize: vertical; min-height: 5.5em; }
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--cognac);
  box-shadow: 0 0 0 3px rgba(140, 74, 35, .15);
}
.form-submit {
  justify-self: start;
  font-family: var(--sans);
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .07em;
  text-transform: uppercase;
  color: var(--cream);
  background: var(--cognac);
  border: none;
  padding: 1em 2.2em;
  border-radius: 999px;
  cursor: pointer;
  transition: background .35s var(--ease-leather), transform .3s var(--ease-leather);
}
.form-submit:hover, .form-submit:focus-visible { background: var(--choc-deep); transform: translateY(-2px); }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form-success {
  text-align: center;
  padding: 2.4rem 0;
  display: grid;
  gap: .6rem;
}
.form-success h3 { font-family: var(--slab); font-size: 1.6rem; }
[hidden] { display: none !important; }
@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
}

/* ================= CARE GUIDE ================= */
.care-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(240px, 100%), 1fr));
  gap: clamp(1.4rem, 3vw, 2rem);
}
.care-card {
  padding: 1.6rem;
  border: 1px solid rgba(239, 227, 206, .16);
  border-radius: 10px;
  background: rgba(239, 227, 206, .03);
}
.care-card svg {
  width: 2.2rem; height: 2.2rem;
  stroke: var(--brass-bright);
  fill: none;
  stroke-width: 1.7;
  stroke-linecap: round;
  stroke-linejoin: round;
  margin-bottom: 1rem;
}
.care-card h3 { font-family: var(--slab); font-weight: 700; font-size: 1.08rem; margin-bottom: .5rem; }
.care-card p { font-size: .88rem; color: rgba(239, 227, 206, .68); line-height: 1.6; }

/* ================= FOOTER ================= */
.site-foot {
  border-top: 1px solid rgba(239, 227, 206, .16);
  padding: 3rem var(--gutter) 2.4rem;
  display: grid;
  gap: 1.8rem;
  background: var(--choc-deep);
}
.foot-row {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: baseline;
  gap: 1.1rem 2.2rem;
}
.foot-nav { display: flex; flex-wrap: wrap; gap: 1.1rem 1.8rem; }
.foot-nav a, .foot-credit a {
  font-family: var(--sans);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid transparent;
  padding-bottom: .25em;
  transition: border-color .3s, color .3s;
}
.foot-nav a:hover, .foot-nav a:focus-visible,
.foot-credit a:hover, .foot-credit a:focus-visible { border-color: var(--brass-bright); color: var(--brass-bright); }
.foot-credit, .foot-fine {
  font-family: var(--sans);
  font-size: .72rem;
  letter-spacing: .04em;
  color: rgba(239, 227, 206, .6);
  line-height: 1.8;
}
.foot-credit a { color: var(--cream); opacity: 1; border-bottom-color: rgba(239,227,206,.3); }

/* ================= REVEALS ================= */
.reveal {
  opacity: 0;
  transform: translateY(1.6rem);
  transition: opacity 1s var(--ease-leather), transform 1s var(--ease-leather);
  transition-delay: calc(var(--d, 0) * .1s);
}
.reveal.in { opacity: 1; transform: none; }

/* ================= GUIDE / PROCESS ARTICLE PAGES ================= */
.article-hero {
  min-height: 56svh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 8rem var(--gutter) clamp(2.5rem, 7vh, 5rem);
  border-bottom: 1px solid rgba(239, 227, 206, .16);
  position: relative;
}
.article-hero h1 {
  font-family: var(--slab);
  font-weight: 700;
  font-size: clamp(2.4rem, 7vw, 5.2rem);
  line-height: 1.05;
  margin-top: 1.2rem;
  max-width: 15em;
  position: relative; z-index: 1;
}
.article-hero h1 em { font-style: normal; color: var(--brass-bright); }
.article-hero .deck {
  margin-top: 1.4rem;
  font-size: clamp(1.05rem, 1.6vw, 1.3rem);
  max-width: 38em;
  color: rgba(239, 227, 206, .82);
  position: relative; z-index: 1;
}
.article {
  padding: clamp(3rem, 8vh, 6rem) var(--gutter) clamp(5rem, 12vh, 8rem);
  display: grid;
  gap: clamp(3.5rem, 9vh, 6rem);
  max-width: 76rem;
}
.art-sec {
  display: grid;
  grid-template-columns: minmax(0, .3fr) minmax(0, .7fr);
  gap: clamp(1.5rem, 4vw, 4rem);
  align-items: start;
}
.art-sec .sec-head { position: sticky; top: 6rem; }
.art-sec .sec-no {
  font-family: var(--slab);
  font-weight: 700;
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1px rgba(239, 227, 206, .45);
  display: block;
  margin-bottom: .5rem;
}
.art-sec h2 {
  font-family: var(--slab);
  font-weight: 700;
  font-size: clamp(1.3rem, 2.2vw, 1.85rem);
  line-height: 1.15;
}
.art-sec h3 {
  font-family: var(--sans);
  font-size: .74rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--brass-bright);
  margin: 2rem 0 .7rem;
}
.sec-body p {
  font-size: clamp(1rem, 1.2vw, 1.1rem);
  line-height: 1.75;
  color: rgba(239, 227, 206, .85);
  max-width: 44em;
  margin-bottom: 1.05em;
}
.sec-body strong { color: var(--cream); font-weight: 700; }
.sec-body ul { list-style: none; display: grid; gap: .75rem; margin: 1.1rem 0 1.3rem; max-width: 44em; }
.sec-body ul li {
  padding-left: 1.5rem;
  position: relative;
  font-size: clamp(.96rem, 1.15vw, 1.05rem);
  line-height: 1.6;
  color: rgba(239, 227, 206, .82);
}
.sec-body ul li::before {
  content: '';
  position: absolute; left: 0; top: .65em;
  width: .75rem; height: 1px;
  background: var(--brass-bright);
}
.sec-body pre {
  background: rgba(239, 227, 206, .05);
  border: 1px solid rgba(239, 227, 206, .14);
  border-left: 2px solid var(--brass-bright);
  padding: 1.1rem 1.3rem;
  overflow-x: auto;
  margin: 1.3rem 0 1.5rem;
  max-width: 44em;
  border-radius: 0 6px 6px 0;
}
.sec-body code {
  font-family: ui-monospace, 'SF Mono', 'Cascadia Code', Menlo, monospace;
  font-size: .8rem;
  line-height: 1.7;
  color: rgba(239, 227, 206, .92);
}
.sec-body p code, .sec-body li code {
  background: rgba(239, 227, 206, .08);
  padding: .1em .4em;
  border-radius: 3px;
  font-size: .82em;
}
.concept-note {
  border: 1px solid var(--brass-bright);
  border-radius: 8px;
  padding: 1.3rem 1.5rem;
  max-width: 44em;
  margin: 0 0 1.3rem;
  background: rgba(176, 141, 63, .06);
}
.concept-note p { margin: 0; color: rgba(239,227,206,.9) !important; }
@media (max-width: 760px) {
  .art-sec { grid-template-columns: minmax(0, 1fr); }
  .art-sec .sec-head { position: static; display: flex; align-items: baseline; gap: 1rem; }
  .art-sec .sec-no { margin-bottom: 0; }
}

.passlog { display: grid; gap: 1.8rem; margin-top: 1.2rem; max-width: 44em; }
.passlog .pass { border-top: 1px solid rgba(239, 227, 206, .16); padding-top: 1.1rem; }
.passlog .pass h4 {
  font-family: var(--sans);
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--brass-bright);
  margin-bottom: .7rem;
}

/* ================= REDUCED MOTION ================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .12s !important;
    transition-delay: 0s !important;
  }
  .reveal { opacity: 1; transform: none; }
  .stitch-mark { opacity: .92 !important; transform: none !important; transition: none !important; }
  .hero-scroll .stitchline { animation: none; }
  .stage-icon svg path, .stage-icon svg circle { stroke-dashoffset: 0 !important; }
}