/* ==========================================================================
   MMCXL - a Roman numeral studio
   Engraved monument: marble, terracotta, bronze, ink.
   ========================================================================== */

:root {
  color-scheme: light;

  /* palette seeds */
  --marble: #F4F1EA;
  --stone: #D8D2C4;
  --terra: #A8452B;
  --bronze: #6F5226;
  --ink: #26211C;

  /* derived tokens */
  --marble-2: #ECE7DA;
  --marble-3: #FBF9F4;
  --stone-deep: #B9B09C;
  --terra-deep: #8A3520;
  --ink-2: #3A332B;
  --ink-soft: #4F463B;
  --gilt: #D9B779;
  --terra-light: #E48A6E;

  --focus: var(--ink);

  /* type */
  --font-cap: "Hoefler Text", "Times New Roman", Times, "Liberation Serif", serif;
  --font-body: Georgia, "Times New Roman", Times, serif;

  /* spacing scale */
  --s1: 0.25rem;
  --s2: 0.5rem;
  --s3: 0.75rem;
  --s4: 1rem;
  --s5: 1.5rem;
  --s6: 2rem;
  --s7: 3rem;
  --s8: 4.5rem;
  --s9: 6.5rem;
  --gutter: clamp(1rem, 4vw, 2.5rem);

  --wrap: 72rem;
  --measure: 42rem;

  /* marble speckle + veins, pure CSS */
  --speckle:
    radial-gradient(circle at 12% 18%, rgba(111, 82, 38, 0.16) 0 1px, transparent 1.6px),
    radial-gradient(circle at 63% 72%, rgba(38, 33, 28, 0.12) 0 1px, transparent 1.5px),
    radial-gradient(circle at 81% 29%, rgba(111, 82, 38, 0.12) 0 0.8px, transparent 1.3px),
    radial-gradient(circle at 35% 55%, rgba(168, 69, 43, 0.08) 0 1.2px, transparent 1.8px),
    linear-gradient(112deg, transparent 0 41%, rgba(111, 82, 38, 0.05) 41.3% 41.9%, transparent 42.3% 100%),
    linear-gradient(74deg, transparent 0 63%, rgba(38, 33, 28, 0.045) 63.2% 63.6%, transparent 64% 100%);
  --speckle-size: 43px 47px, 61px 59px, 29px 37px, 89px 83px, 520px 380px, 760px 540px;

  --carve-light: 0 1px 0 rgba(255, 255, 255, 0.9), 0 -1px 0 rgba(38, 33, 28, 0.38);
  --carve-dark: 0 -1px 0 rgba(0, 0, 0, 0.7), 0 1px 0 rgba(255, 255, 255, 0.16);
}

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

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 1rem;
}

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: var(--font-body);
  font-size: clamp(1.0625rem, 1rem + 0.2vw, 1.1875rem);
  line-height: 1.65;
  color: var(--ink);
  background-color: var(--marble);
  background-image: var(--speckle);
  background-size: var(--speckle-size);
  overflow-x: hidden;
}

main { flex: 1 0 auto; display: block; }
[hidden] { display: none !important; }

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

h1, h2, h3, h4 { margin: 0; font-weight: 400; overflow-wrap: break-word; }
p { margin: 0 0 var(--s4); }
ul, ol { margin: 0 0 var(--s4); padding-left: 1.4rem; }
li { margin-bottom: var(--s2); }
a { color: var(--terra-deep); text-underline-offset: 0.18em; text-decoration-thickness: 0.08em; }
a:hover { color: var(--ink); }
strong { font-weight: 700; }

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
  border-radius: 2px;
}
.band-dark { --focus: var(--marble); }
.band-dark label, .band-dark legend { color: var(--marble); }

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  margin: -1px; padding: 0; border: 0;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: absolute;
  left: var(--s4); top: -4rem;
  z-index: 100;
  padding: var(--s3) var(--s5);
  background: var(--ink);
  color: var(--marble);
  font-family: var(--font-cap);
  letter-spacing: 0.1em;
  text-decoration: none;
}
.skip-link:focus { top: var(--s3); outline-color: var(--terra-light); }

.wrap { width: 100%; max-width: var(--wrap); margin-inline: auto; padding-inline: var(--gutter); }
.measure { max-width: var(--measure); margin-inline: auto; }
.center { text-align: center; }

/* ---------- carved lettering ---------- */
.carved, h1, h2, h3 {
  font-family: var(--font-cap);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  text-shadow: var(--carve-light);
  color: var(--ink);
}
.band-dark .carved, .band-dark h1, .band-dark h2, .band-dark h3 {
  color: var(--marble);
  text-shadow: var(--carve-dark);
}

h1 { font-size: clamp(2rem, 1.2rem + 4.4vw, 4.25rem); line-height: 1.1; letter-spacing: 0.16em; }
h2 { font-size: clamp(1.4rem, 1.05rem + 1.6vw, 2.2rem); line-height: 1.2; }
h3 { font-size: clamp(1.1rem, 1rem + 0.5vw, 1.4rem); line-height: 1.3; letter-spacing: 0.12em; }

.eyebrow {
  display: block;
  font-family: var(--font-cap);
  font-size: 0.9375rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: var(--s3);
}
.band-dark .eyebrow { color: var(--gilt); }

.lede {
  font-size: clamp(1.1rem, 1rem + 0.5vw, 1.35rem);
  line-height: 1.6;
  color: var(--ink-2);
  max-width: 38rem;
  margin-inline: auto;
}
.band-dark .lede { color: var(--stone); }

.muted { color: var(--ink-soft); }
.small { font-size: 0.9375rem; }
.band-dark .muted { color: var(--stone); }

/* ornamental divider */
.fillet {
  display: flex; align-items: center; justify-content: center;
  gap: var(--s3);
  margin: var(--s5) auto;
  max-width: 22rem;
  color: var(--bronze);
}
.fillet::before, .fillet::after {
  content: "";
  flex: 1;
  height: 5px;
  border-top: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
}
.fillet i {
  width: 11px; height: 11px;
  transform: rotate(45deg);
  background: currentColor;
  display: block;
}
.band-dark .fillet { color: var(--gilt); }

/* ---------- header ---------- */
.site-header {
  position: relative;
  background:
    var(--speckle),
    linear-gradient(var(--marble-3), var(--marble-2));
  background-size: var(--speckle-size), auto;
  border-bottom: 1px solid var(--stone-deep);
  box-shadow: 0 8px 18px -14px rgba(38, 33, 28, 0.55);
  z-index: 20;
}
.site-header::before {
  content: "";
  display: block;
  height: 8px;
  background: linear-gradient(var(--bronze) 0 3px, var(--stone) 3px 5px, var(--bronze) 5px 6px, var(--marble) 6px);
}
.site-header::after {
  content: "";
  display: block;
  height: 10px;
  background:
    repeating-linear-gradient(90deg, var(--stone) 0 12px, transparent 12px 20px),
    linear-gradient(var(--marble-2), var(--stone));
  border-top: 1px solid var(--stone-deep);
  background-size: auto, 100% 3px;
  background-repeat: repeat-x, no-repeat;
}
.header-inner {
  display: grid;
  justify-items: center;
  gap: var(--s2);
  padding: var(--s4) var(--gutter) var(--s2);
  max-width: var(--wrap);
  margin-inline: auto;
}
.brand {
  display: inline-flex; align-items: center; gap: var(--s3);
  min-height: 44px;
  text-decoration: none;
  color: var(--ink);
  font-family: var(--font-cap);
  font-size: clamp(1.6rem, 1.3rem + 1.2vw, 2.2rem);
  letter-spacing: 0.24em;
  text-indent: 0.24em;
  text-shadow: var(--carve-light);
}
.brand:hover { color: var(--terra-deep); }
.brand svg { width: 34px; height: 34px; flex: none; }

.nav-toggle {
  display: none;
  align-items: center; gap: var(--s3);
  min-height: 44px; min-width: 44px;
  padding: var(--s2) var(--s4);
  font: inherit;
  font-family: var(--font-cap);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-size: 0.9375rem;
  color: var(--ink);
  background: var(--marble-3);
  border: 2px solid var(--ink);
  border-radius: 3px;
  cursor: pointer;
}
.nav-toggle .bars { display: inline-flex; gap: 3px; }
.nav-toggle .bars i { display: block; width: 4px; height: 16px; background: var(--ink); border-radius: 1px; }
.nav-toggle:hover { background: var(--ink); color: var(--marble); }
.nav-toggle:hover .bars i { background: var(--marble); }

.main-nav ul {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-wrap: wrap; justify-content: center;
  gap: 0 var(--s2);
}
.main-nav li { margin: 0; }
.main-nav a {
  position: relative;
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 44px;
  padding: 0 clamp(0.6rem, 1.4vw, 1.1rem);
  font-family: var(--font-cap);
  font-size: 0.9375rem;
  letter-spacing: 0.2em;
  text-indent: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink);
}
.main-nav a::after {
  content: "";
  position: absolute; left: 22%; right: 22%; bottom: 5px;
  height: 2px;
  background: var(--terra);
  transform: scaleX(0);
  transition: transform 0.25s ease;
}
.main-nav a:hover { color: var(--terra-deep); }
.main-nav a:hover::after, .main-nav a:focus-visible::after { transform: scaleX(1); }
.main-nav a[aria-current="page"] { color: var(--terra-deep); font-weight: 700; }
.main-nav a[aria-current="page"]::after { transform: scaleX(1); left: 14%; right: 14%; height: 3px; }
.main-nav a[aria-current="page"]::before {
  content: "";
  width: 7px; height: 7px; margin-right: 0.55em;
  background: var(--terra);
  transform: rotate(45deg);
}

@media (max-width: 899px) {
  .header-inner { grid-template-columns: 1fr auto; justify-items: stretch; align-items: center; row-gap: 0; }
  .brand { justify-self: start; }
  .nav-toggle { display: inline-flex; justify-self: end; }
  .main-nav { grid-column: 1 / -1; }
  .js .main-nav { display: none; }
  .js .main-nav.is-open { display: block; }
  .main-nav ul { flex-direction: column; align-items: stretch; padding: var(--s2) 0 var(--s3); }
  .main-nav a { justify-content: flex-start; padding: 0 var(--s4); border-top: 1px solid var(--stone); }
  .main-nav a::after { left: var(--s4); right: auto; width: 3rem; }
  .main-nav a[aria-current="page"]::after { left: var(--s4); right: auto; }
}

/* ---------- buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--s2);
  min-height: 46px;
  padding: 0.6rem 1.5rem;
  font-family: var(--font-cap);
  font-size: 1rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--marble);
  background: var(--terra);
  border: 2px solid var(--terra-deep);
  border-radius: 3px;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.35) inset, 0 3px 0 var(--terra-deep), 0 8px 14px -8px rgba(38, 33, 28, 0.6);
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}
.btn:hover { background: var(--terra-deep); color: var(--marble); transform: translateY(-1px); }
.btn:active { transform: translateY(2px); box-shadow: 0 1px 0 rgba(255, 255, 255, 0.35) inset, 0 1px 0 var(--terra-deep); }
.btn-quiet {
  color: var(--ink);
  background: var(--marble-3);
  border-color: var(--ink);
  box-shadow: 0 1px 0 #fff inset, 0 3px 0 var(--stone-deep), 0 8px 14px -8px rgba(38, 33, 28, 0.5);
}
.btn-quiet:hover { background: var(--ink); color: var(--marble); }
.btn-quiet:active { box-shadow: 0 1px 0 var(--stone-deep); }
.btn-small { min-height: 42px; padding: 0.4rem 1rem; font-size: 0.875rem; letter-spacing: 0.12em; }
.band-dark .btn-quiet { color: var(--marble); background: transparent; border-color: var(--marble); box-shadow: none; }
.band-dark .btn-quiet:hover { background: var(--marble); color: var(--ink); }
.btn[disabled], .btn[aria-disabled="true"] { cursor: not-allowed; background: var(--stone); color: var(--ink-soft); border-color: var(--stone-deep); box-shadow: none; transform: none; }
.btn-row { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s3); }

/* ---------- section scaffolding ---------- */
.section { padding-block: var(--s8); }
.section-tight { padding-block: var(--s7); }
.section-head { text-align: center; margin-bottom: var(--s7); }
.section-head p { margin-inline: auto; max-width: 38rem; color: var(--ink-2); }
.band-dark .section-head p { color: var(--stone); }

.band-stone {
  background: var(--speckle), linear-gradient(var(--stone), #CFC8B7);
  background-size: var(--speckle-size), auto;
  border-block: 1px solid var(--stone-deep);
}
.band-dark {
  background: var(--ink);
  background-image:
    radial-gradient(circle at 18% 22%, rgba(244, 241, 234, 0.07) 0 1px, transparent 1.6px),
    radial-gradient(circle at 70% 64%, rgba(244, 241, 234, 0.06) 0 1px, transparent 1.5px),
    linear-gradient(112deg, transparent 0 41%, rgba(217, 183, 121, 0.06) 41.3% 41.9%, transparent 42.3% 100%);
  background-size: 41px 53px, 67px 61px, 560px 400px;
  color: var(--marble);
  border-block: 1px solid #000;
}
.band-dark a { color: var(--gilt); }
.band-dark a:hover { color: var(--marble); }

.page-head { text-align: center; padding: var(--s7) 0 var(--s6); }
.page-head .motif { margin: 0 auto var(--s4); width: clamp(120px, 24vw, 190px); height: auto; }
.page-head h1 { margin-bottom: var(--s4); }

/* ---------- HOME: temple facade ---------- */
.temple { max-width: 62rem; margin-inline: auto; padding: var(--s6) var(--gutter) 0; }
.pediment { width: 100%; height: auto; filter: drop-shadow(0 12px 10px rgba(38, 33, 28, 0.2)); }
.entablature {
  position: relative;
  margin-top: -4px;
  padding: var(--s4) var(--s4) var(--s3);
  text-align: center;
  background: var(--speckle), linear-gradient(var(--marble-3), var(--stone));
  background-size: var(--speckle-size), auto;
  border: 1px solid var(--stone-deep);
  border-radius: 2px;
  box-shadow: 0 1px 0 #fff inset, 0 10px 14px -10px rgba(38, 33, 28, 0.5);
}
.entablature::after {
  content: "";
  position: absolute; left: 0; right: 0; bottom: -12px; height: 10px;
  background: repeating-linear-gradient(90deg, var(--stone) 0 16px, transparent 16px 26px);
  border-top: 1px solid var(--stone-deep);
}
.frieze-text {
  display: block;
  font-family: var(--font-cap);
  font-size: clamp(0.8125rem, 0.6rem + 1vw, 1.25rem);
  letter-spacing: 0.3em;
  text-indent: 0.3em;
  text-transform: uppercase;
  color: var(--ink);
  text-shadow: var(--carve-light);
}
.frieze-gloss { display: block; font-style: italic; font-size: 0.9375rem; color: var(--ink-soft); margin-top: 2px; }

.facade {
  --colw: clamp(26px, 6.5vw, 76px);
  display: grid;
  grid-template-columns: var(--colw) minmax(0, 1fr) var(--colw);
  gap: clamp(0.75rem, 3vw, 2.75rem);
  align-items: stretch;
  padding: var(--s6) clamp(0.5rem, 2vw, 1.5rem) var(--s6);
}
.facade-body { text-align: center; padding-block: var(--s4); }
.facade-body h1 {
  font-size: clamp(2rem, 0.4rem + 10.5vw, 6rem);
  letter-spacing: 0.06em;
  text-indent: 0.06em;
  white-space: nowrap;
  line-height: 1;
  margin: var(--s2) 0 var(--s4);
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.95), 0 -2px 1px rgba(38, 33, 28, 0.42), 0 10px 18px rgba(38, 33, 28, 0.12);
  animation: carve-in 1.1s cubic-bezier(0.2, 0.7, 0.2, 1) both;
}
.equation {
  display: inline-flex; flex-wrap: wrap; justify-content: center; align-items: baseline; gap: 0.35em 0.7em;
  margin: 0 auto var(--s5);
  padding: var(--s2) var(--s5);
  font-family: var(--font-cap);
  letter-spacing: 0.1em;
  font-size: clamp(1rem, 0.9rem + 0.8vw, 1.35rem);
  color: var(--ink);
  border-block: 1px solid var(--bronze);
  background: rgba(244, 241, 234, 0.6);
}
.equation b { color: var(--terra-deep); font-weight: 700; }

.column {
  position: relative;
  align-self: stretch;
  margin-block: 18px;
  border-radius: 2px;
  background:
    linear-gradient(90deg, rgba(38, 33, 28, 0.32), rgba(38, 33, 28, 0) 24%, rgba(255, 255, 255, 0.42) 40%, rgba(38, 33, 28, 0) 64%, rgba(38, 33, 28, 0.34)),
    repeating-linear-gradient(90deg, var(--stone) 0 5px, #C9C1AF 5px 7px);
  box-shadow: 0 0 0 1px var(--stone-deep), 6px 12px 16px -10px rgba(38, 33, 28, 0.55);
}
.column::before, .column::after {
  content: "";
  position: absolute; left: -16%; right: -16%; height: 16px;
  background: linear-gradient(var(--marble-3), var(--stone));
  border: 1px solid var(--stone-deep);
  box-shadow: 0 2px 4px rgba(38, 33, 28, 0.25);
}
.column::before { top: -17px; border-radius: 4px 4px 0 0; }
.column::after { bottom: -17px; border-radius: 0 0 4px 4px; }

.stylobate { max-width: 62rem; margin-inline: auto; padding-inline: var(--gutter); }
.stylobate i {
  display: block; height: 14px; margin-inline: auto;
  background: linear-gradient(var(--marble-3), var(--stone));
  border: 1px solid var(--stone-deep);
  box-shadow: 0 6px 8px -6px rgba(38, 33, 28, 0.5);
}
.stylobate i:nth-child(1) { width: 96%; }
.stylobate i:nth-child(2) { width: 98%; }
.stylobate i:nth-child(3) { width: 100%; }

@keyframes carve-in {
  from { transform: translateY(10px); text-shadow: 0 0 0 transparent, 0 0 0 transparent, 0 0 0 transparent; }
  to { transform: translateY(0); }
}

/* ---------- steles (arched cards) ---------- */
.stele-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(15.5rem, 1fr));
  gap: var(--s6);
  justify-items: stretch;
}
.stele {
  position: relative;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  padding: 5.25rem 1.5rem 2rem;
  background: var(--speckle), linear-gradient(var(--marble-3), var(--marble-2));
  background-size: var(--speckle-size), auto;
  border: 1px solid var(--stone-deep);
  border-radius: 50% 50% 4px 4px / 110px 110px 4px 4px;
  box-shadow: 0 1px 0 #fff inset, 0 0 0 5px var(--marble), 0 0 0 6px var(--stone-deep), 0 22px 26px -20px rgba(38, 33, 28, 0.6);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.stele:hover { transform: translateY(-4px); box-shadow: 0 1px 0 #fff inset, 0 0 0 5px var(--marble), 0 0 0 6px var(--bronze), 0 28px 30px -20px rgba(38, 33, 28, 0.65); }
.stele .icon { position: absolute; top: 1.2rem; left: 50%; width: 74px; height: 74px; transform: translateX(-50%); }
.stele h3 { margin-bottom: var(--s3); }
.stele p { color: var(--ink-2); font-size: 1rem; }
.stele .btn { margin-top: auto; }
.stele-num {
  font-family: var(--font-cap); letter-spacing: 0.3em; text-indent: 0.3em;
  font-size: 0.875rem; color: var(--bronze); margin-bottom: var(--s2);
}

/* ---------- plain tablets and panels ---------- */
.tablet {
  position: relative;
  background: var(--speckle), linear-gradient(var(--marble-3), var(--marble-2));
  background-size: var(--speckle-size), auto;
  border: 1px solid var(--stone-deep);
  border-radius: 4px;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  box-shadow: 0 1px 0 #fff inset, 0 0 0 4px var(--marble), 0 0 0 5px var(--stone-deep), 0 20px 26px -22px rgba(38, 33, 28, 0.6);
}
.tablet::before {
  content: "";
  position: absolute; inset: 7px;
  border: 1px solid var(--stone);
  pointer-events: none;
  border-radius: 2px;
}
.tablet > * { position: relative; }
.tablet h2, .tablet h3 { margin-bottom: var(--s3); }

.panel-dark {
  background: var(--ink);
  color: var(--marble);
  border-radius: 4px;
  padding: clamp(1.25rem, 3vw, 2.25rem);
  box-shadow: 0 0 0 1px #000, 0 0 0 5px var(--marble), 0 0 0 6px var(--bronze), 0 22px 28px -20px rgba(38, 33, 28, 0.7);
}

/* seven letters */
.letters {
  display: flex; flex-wrap: wrap; justify-content: center; align-items: flex-end;
  gap: var(--s3) clamp(0.5rem, 1.6vw, 1.25rem);
  margin: 0 0 var(--s5); padding: 0; list-style: none;
}
.letters li { margin: 0; }
.letter-btn {
  display: flex; flex-direction: column; align-items: center; justify-content: flex-end;
  width: clamp(3.4rem, 9vw, 6rem);
  padding: var(--s3) 0 var(--s2);
  font-family: var(--font-cap);
  color: var(--ink);
  background: var(--speckle), linear-gradient(var(--marble-3), var(--stone));
  background-size: var(--speckle-size), auto;
  border: 1px solid var(--stone-deep);
  border-bottom-width: 6px;
  border-radius: 3px 3px 0 0;
  cursor: pointer;
  transition: transform 0.2s ease, background-color 0.2s ease;
}
.letter-btn:hover { transform: translateY(-3px); }
.letter-btn .glyph { font-size: clamp(1.8rem, 1rem + 3vw, 3rem); line-height: 1.1; text-shadow: var(--carve-light); }
.letter-btn .val { font-size: 0.9375rem; letter-spacing: 0.08em; color: var(--ink-soft); }
.letter-btn[aria-pressed="true"] {
  background: var(--ink); color: var(--marble); border-color: var(--ink);
  border-bottom-color: var(--terra);
}
.letter-btn[aria-pressed="true"] .glyph { text-shadow: var(--carve-dark); }
.letter-btn[aria-pressed="true"] .val { color: var(--gilt); }
.letter-btn[aria-pressed="true"]::after { content: "\25B2"; font-size: 0.7rem; color: var(--gilt); margin-top: 2px; }
.letter-note { text-align: center; max-width: 36rem; margin: 0 auto; min-height: 5.5em; }
.letter-note strong { font-family: var(--font-cap); letter-spacing: 0.14em; color: var(--terra-deep); }

/* name sum */
.name-sum { display: flex; flex-wrap: wrap; justify-content: center; align-items: stretch; gap: var(--s3); margin: var(--s6) 0; padding: 0; list-style: none; }
.name-sum li {
  margin: 0; min-width: 4.5rem; padding: var(--s3) var(--s4);
  text-align: center;
  border: 1px solid var(--gilt);
  background: rgba(244, 241, 234, 0.06);
  border-radius: 3px;
}
.name-sum .g { display: block; font-family: var(--font-cap); font-size: clamp(1.6rem, 1rem + 2.4vw, 2.6rem); letter-spacing: 0.1em; color: var(--marble); text-shadow: var(--carve-dark); }
.name-sum .v { display: block; font-size: 0.9375rem; color: var(--gilt); }
.name-sum .op { align-self: center; font-family: var(--font-cap); font-size: 1.6rem; color: var(--gilt); min-width: 0; padding: 0; border: 0; background: none; }

/* audience grid */
.audience { display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: var(--s5); }
.audience article { text-align: center; padding: var(--s5) var(--s4); border-top: 3px double var(--bronze); }
.audience h3 { margin-bottom: var(--s3); font-size: 1.15rem; }
.audience p { font-size: 1rem; color: var(--ink-2); margin: 0; }

/* ---------- forms ---------- */
label, legend, .label {
  display: block;
  font-family: var(--font-cap);
  font-size: 0.9375rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink);
  margin-bottom: var(--s2);
}
fieldset { border: 0; margin: 0; padding: 0; min-width: 0; }
legend { padding: 0; }
.hint { display: block; font-family: var(--font-body); font-size: 0.9375rem; letter-spacing: 0; text-transform: none; color: var(--ink-soft); margin-top: var(--s2); }

input[type="text"], input[type="time"], input[type="number"], select, textarea {
  width: 100%;
  min-height: 48px;
  padding: 0.55rem 0.9rem;
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--ink);
  background: var(--marble-3);
  border: 2px solid var(--bronze);
  border-radius: 3px;
  box-shadow: 0 3px 6px -3px rgba(38, 33, 28, 0.35) inset;
}
textarea { resize: vertical; line-height: 1.5; }
input::placeholder, textarea::placeholder { color: var(--ink-soft); opacity: 1; }
input:focus-visible, select:focus-visible, textarea:focus-visible { outline: 3px solid var(--ink); outline-offset: 2px; }
input[aria-invalid="true"], textarea[aria-invalid="true"] { border-color: var(--terra-deep); border-style: dashed; background: #FFF9F5; }
.field { margin-bottom: var(--s5); }

.seg { display: flex; flex-wrap: wrap; gap: var(--s2); }
.seg label { margin: 0; position: relative; letter-spacing: 0.08em; }
.seg input { position: absolute; inset: 0; width: 100%; height: 100%; margin: 0; opacity: 0; cursor: pointer; z-index: 1; }
.seg span {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.4em;
  min-height: 44px; padding: 0.4rem 1rem;
  font-size: 0.9375rem;
  background: var(--marble-3);
  border: 2px solid var(--bronze);
  border-radius: 3px;
  transition: background-color 0.15s ease;
}
.seg input:checked + span { background: var(--ink); color: var(--marble); border-color: var(--ink); }
.seg input:checked + span::before { content: "\2713"; }
.seg input:focus-visible + span { outline: 3px solid var(--ink); outline-offset: 3px; }
.seg input:disabled + span { background: var(--stone); color: var(--ink-soft); border-color: var(--stone-deep); border-style: dashed; }
.seg input:disabled { cursor: not-allowed; }

.check { display: flex; align-items: center; gap: var(--s3); min-height: 44px; font-family: var(--font-body); font-size: 1rem; letter-spacing: 0; text-transform: none; margin: 0; cursor: pointer; }
.check input { width: 24px; height: 24px; flex: none; accent-color: var(--terra-deep); margin: 0; cursor: pointer; }

.chips { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s2); margin: 0; padding: 0; list-style: none; }
.chips li { margin: 0; }
.chip {
  min-height: 44px; padding: 0.3rem 0.95rem;
  font-family: var(--font-cap); font-size: 1rem; letter-spacing: 0.1em;
  color: var(--ink); background: var(--marble-3);
  border: 1px solid var(--bronze);
  border-radius: 999px;
  cursor: pointer;
}
.chip:hover { background: var(--ink); color: var(--marble); }

.msg {
  min-height: 3.2em;
  margin: var(--s4) 0 0;
  font-size: 1rem;
  color: var(--ink-2);
}
.msg .tag {
  display: inline-block; margin-right: 0.5em; padding: 0 0.55em;
  font-family: var(--font-cap); font-size: 0.8125rem; letter-spacing: 0.14em; text-transform: uppercase;
  border: 1px solid currentColor; border-radius: 2px;
}
.msg.is-error { color: var(--terra-deep); }
.msg.is-ok { color: var(--bronze); }
.msg button { margin-left: var(--s2); }

/* ---------- converter ---------- */
.tablet-pair {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: var(--s5);
  align-items: start;
}
.tablet-pair .swap {
  align-self: center;
  font-family: var(--font-cap);
  font-size: clamp(2rem, 1.5rem + 2vw, 3.2rem);
  color: var(--bronze);
  text-shadow: var(--carve-light);
  padding-top: 1.5rem;
}
.tablet-pair input[type="text"] {
  font-family: var(--font-cap);
  font-size: clamp(1.5rem, 1.2rem + 1.6vw, 2.25rem);
  letter-spacing: 0.12em;
  text-align: center;
  min-height: 64px;
}
#roman, [data-role="roman"] { text-transform: uppercase; }
@media (max-width: 719px) {
  .tablet-pair { grid-template-columns: minmax(0, 1fr); gap: var(--s3); }
  .tablet-pair .swap { padding: 0; text-align: center; transform: rotate(90deg); line-height: 1; height: 2.4rem; }
}

.slab {
  margin-top: var(--s6);
  text-align: center;
  padding: var(--s6) var(--s4);
  background: var(--ink);
  background-image:
    radial-gradient(circle at 18% 22%, rgba(244, 241, 234, 0.07) 0 1px, transparent 1.6px),
    radial-gradient(circle at 70% 64%, rgba(244, 241, 234, 0.06) 0 1px, transparent 1.5px);
  background-size: 41px 53px, 67px 61px;
  color: var(--marble);
  border-radius: 4px;
  box-shadow: 0 0 0 1px #000, 0 0 0 5px var(--marble), 0 0 0 6px var(--bronze), 0 22px 28px -20px rgba(38, 33, 28, 0.7);
  overflow-wrap: anywhere;
}
.slab-label { display: block; font-family: var(--font-cap); font-size: 0.875rem; letter-spacing: 0.3em; text-indent: 0.3em; text-transform: uppercase; color: var(--gilt); margin-bottom: var(--s3); }
.slab-roman {
  font-family: var(--font-cap);
  font-size: clamp(2rem, 1rem + 5.5vw, 4.5rem);
  letter-spacing: 0.12em;
  text-indent: 0.12em;
  line-height: 1.15;
  margin: 0;
  color: var(--marble);
  text-shadow: var(--carve-dark), 0 0 22px rgba(217, 183, 121, 0.12);
}
.slab-arabic { font-family: var(--font-cap); font-size: clamp(1.1rem, 1rem + 0.8vw, 1.5rem); letter-spacing: 0.2em; color: var(--stone); margin: var(--s2) 0 var(--s4); }
.slab-empty { margin: 0; color: var(--stone); font-style: italic; }
.slab .btn-row { margin-top: var(--s3); }
.vin { text-decoration: overline; text-decoration-thickness: 0.07em; text-underline-offset: 0.12em; }
.slab .vin { text-decoration-color: var(--gilt); }

.steps { counter-reset: step; list-style: none; padding: 0; margin: 0; }
.steps > li {
  counter-increment: step;
  position: relative;
  padding: 0 0 var(--s5) 3.4rem;
  margin: 0;
}
.steps > li::before {
  content: counter(step, upper-roman);
  position: absolute; left: 0; top: 0;
  width: 2.5rem; height: 2.5rem;
  display: grid; place-items: center;
  font-family: var(--font-cap); font-size: 1rem; letter-spacing: 0.04em;
  color: var(--marble); background: var(--bronze);
  border-radius: 3px 3px 50% 50%;
}
.steps > li::after {
  content: ""; position: absolute; left: 1.2rem; top: 2.7rem; bottom: 0.2rem; width: 2px; background: var(--stone-deep);
}
.steps > li:last-child::after { display: none; }
.steps h4 { font-family: var(--font-cap); font-size: 1.05rem; letter-spacing: 0.1em; text-transform: uppercase; margin-bottom: var(--s2); }
.steps p { margin-bottom: var(--s2); color: var(--ink-2); }
.steps ul { margin-bottom: var(--s2); color: var(--ink-2); }
.stones { display: flex; flex-wrap: wrap; gap: var(--s2); margin: var(--s2) 0 var(--s3); padding: 0; list-style: none; }
.stones li { margin: 0; padding: 0.25rem 0.8rem; min-width: 3.4rem; text-align: center; background: var(--stone); border: 1px solid var(--stone-deep); border-bottom-width: 3px; border-radius: 3px; }
.stones .g { display: block; font-family: var(--font-cap); font-size: 1.35rem; letter-spacing: 0.1em; line-height: 1.3; }
.stones .s { display: block; font-size: 0.8125rem; color: var(--ink-soft); }
.steps-empty { text-align: center; color: var(--ink-soft); font-style: italic; margin: 0; }

.callout {
  display: grid; grid-template-columns: auto 1fr; gap: var(--s4); align-items: center;
  padding: var(--s4) var(--s5);
  background: var(--marble-3);
  border-left: 6px double var(--bronze);
  border-radius: 2px;
}
.callout .demo { font-family: var(--font-cap); font-size: clamp(2rem, 1.4rem + 2vw, 3rem); letter-spacing: 0.1em; color: var(--ink); text-shadow: var(--carve-light); }
.callout p { margin: 0; color: var(--ink-2); }
.callout .vin { text-decoration-color: var(--terra-deep); }
@media (max-width: 519px) { .callout { grid-template-columns: 1fr; text-align: center; } }

.numeral-table { width: 100%; border-collapse: collapse; font-size: 1rem; }
.numeral-table caption { caption-side: top; text-align: center; padding-bottom: var(--s3); font-family: var(--font-cap); letter-spacing: 0.16em; text-transform: uppercase; color: var(--ink); }
.numeral-table th, .numeral-table td { padding: 0.55rem 0.6rem; text-align: center; border: 1px solid var(--stone-deep); }
.numeral-table thead th { background: var(--ink); color: var(--marble); font-family: var(--font-cap); font-weight: 400; letter-spacing: 0.14em; text-transform: uppercase; font-size: 0.875rem; }
.numeral-table tbody th { background: var(--stone); font-family: var(--font-cap); letter-spacing: 0.1em; font-weight: 400; }
.numeral-table tbody td { font-family: var(--font-cap); letter-spacing: 0.1em; background: var(--marble-3); }
.numeral-table tbody tr:nth-child(even) td { background: var(--marble-2); }
.table-scroll { overflow-x: auto; }

/* ---------- clock ---------- */
.clock-stage {
  display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(1.5rem, 4vw, 4rem); align-items: center;
}
.niche {
  position: relative;
  width: 100%; max-width: 34rem; margin-inline: auto;
  padding: clamp(1rem, 3vw, 2rem) clamp(0.75rem, 2.5vw, 1.75rem) clamp(1rem, 2.5vw, 1.75rem);
  background:
    radial-gradient(ellipse at 50% 30%, #3b342c, #1c1814 70%);
  border: 1px solid #000;
  border-radius: 50% 50% 6px 6px / 22% 22% 6px 6px;
  box-shadow: 0 0 0 6px var(--ink-2), 0 0 0 7px var(--gilt), 0 0 0 11px var(--ink), 0 26px 34px -18px rgba(0, 0, 0, 0.8);
}
.clock-svg { width: 100%; height: auto; }
.readout { text-align: center; }
.readout-main {
  font-family: var(--font-cap);
  font-size: clamp(1.6rem, 1rem + 3.4vw, 3.1rem);
  letter-spacing: 0.1em; text-indent: 0.1em;
  line-height: 1.2;
  margin: 0 0 var(--s2);
  overflow-wrap: anywhere;
  color: var(--marble);
  text-shadow: var(--carve-dark);
}
.readout-sub { font-family: var(--font-cap); letter-spacing: 0.2em; font-size: 1rem; color: var(--stone); margin: 0 0 var(--s3); }
.readout-date { margin: var(--s4) 0 var(--s2); padding-top: var(--s4); border-top: 1px solid var(--bronze); font-family: var(--font-cap); font-size: clamp(1.1rem, 1rem + 0.8vw, 1.5rem); letter-spacing: 0.12em; color: var(--marble); }
.readout-note { font-size: 0.9375rem; color: var(--stone); margin: 0; min-height: 2.9em; }

.controls { display: grid; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); gap: var(--s5) var(--s6); align-items: start; }
.manual { display: flex; flex-wrap: wrap; gap: var(--s3); align-items: end; }
.manual > div { flex: 1 1 8rem; }

.hours-table { display: grid; grid-template-columns: repeat(auto-fit, minmax(5.2rem, 1fr)); gap: var(--s2); margin: 0; padding: 0; list-style: none; }
.hours-table li { margin: 0; text-align: center; padding: var(--s2); background: var(--marble-3); border: 1px solid var(--stone-deep); border-radius: 3px; }
.hours-table .g { display: block; font-family: var(--font-cap); letter-spacing: 0.1em; font-size: 1.2rem; }
.hours-table .v { display: block; font-size: 0.875rem; color: var(--ink-soft); }

@media (max-width: 879px) { .clock-stage { grid-template-columns: minmax(0, 1fr); } }

/* ---------- inscription maker ---------- */
.workbench { display: grid; grid-template-columns: minmax(0, 24rem) minmax(0, 1fr); gap: clamp(1.5rem, 3vw, 3rem); align-items: start; }
.workbench .controls-col { position: relative; }
.stage-col { position: sticky; top: 1rem; }
.stage {
  padding: clamp(0.75rem, 2.5vw, 1.75rem);
  background: radial-gradient(circle at 50% 35%, #4a4136, #2a241e 75%);
  border-radius: 4px;
  box-shadow: 0 0 0 1px #000, 0 0 0 5px var(--marble), 0 0 0 6px var(--bronze), 0 24px 30px -20px rgba(38, 33, 28, 0.75);
}
.plaque-svg { width: 100%; height: auto; max-height: 78vh; margin-inline: auto; filter: drop-shadow(0 14px 12px rgba(0, 0, 0, 0.45)); }
.stage-empty { color: var(--stone); text-align: center; font-style: italic; margin: var(--s4) 0 0; min-height: 2.8em; }
.warn-list { margin: var(--s3) 0 0; padding-left: 1.2rem; font-size: 0.9375rem; color: var(--ink-2); }
.workbench fieldset.field { padding-top: 0; }
.stage-actions { margin-top: var(--s5); }
@media (max-width: 959px) {
  .workbench { grid-template-columns: minmax(0, 1fr); }
  .stage-col { position: static; order: -1; }
}

/* ---------- learn page ---------- */
.stele-column { max-width: 46rem; margin-inline: auto; }
.chapter { text-align: center; margin: var(--s8) auto var(--s5); }
.chapter .numeral {
  display: block;
  font-family: var(--font-cap);
  font-size: clamp(2.6rem, 1.4rem + 5vw, 5rem);
  letter-spacing: 0.14em; text-indent: 0.14em;
  line-height: 1;
  color: var(--stone-deep);
  text-shadow: 0 2px 0 rgba(255, 255, 255, 0.9), 0 -1px 0 rgba(38, 33, 28, 0.35);
  margin-bottom: var(--s2);
}
.prose p { text-align: left; }
.prose .dropcap::first-letter {
  float: left;
  font-family: var(--font-cap);
  font-size: 4.2em;
  line-height: 0.82;
  padding: 0.06em 0.12em 0 0;
  color: var(--terra-deep);
}
.rule-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: var(--s5); margin: var(--s6) 0; padding: 0; list-style: none; }
.rule-grid li { margin: 0; padding: var(--s5); background: var(--marble-3); border: 1px solid var(--stone-deep); border-top: 4px solid var(--bronze); border-radius: 2px; }
.rule-grid .rn { display: block; font-family: var(--font-cap); letter-spacing: 0.2em; font-size: 0.9375rem; color: var(--bronze); margin-bottom: var(--s2); }
.rule-grid h3 { font-size: 1.1rem; margin-bottom: var(--s2); }
.rule-grid p { margin: 0; font-size: 1rem; color: var(--ink-2); }
.rule-grid code, .prose code { font-family: var(--font-cap); letter-spacing: 0.08em; font-size: 1.05em; }

.chrono { list-style: none; margin: 0; padding: var(--s4) 0; position: relative; }
.chrono::before { content: ""; position: absolute; top: 0; bottom: 0; left: 50%; width: 4px; margin-left: -2px; background: var(--stone-deep); border-inline: 1px solid var(--bronze); }
.chrono li { position: relative; width: calc(50% - 2.25rem); margin: 0 0 var(--s6); padding: var(--s4) var(--s5); background: var(--marble-3); border: 1px solid var(--stone-deep); border-radius: 3px; box-shadow: 0 14px 16px -14px rgba(38, 33, 28, 0.5); }
.chrono li:nth-child(odd) { margin-right: auto; text-align: right; }
.chrono li:nth-child(even) { margin-left: auto; text-align: left; }
.chrono li::after { content: ""; position: absolute; top: 1.6rem; width: 18px; height: 18px; background: var(--terra); border: 3px solid var(--marble); box-shadow: 0 0 0 2px var(--bronze); transform: rotate(45deg); }
.chrono li:nth-child(odd)::after { right: calc(-2.25rem - 9px); }
.chrono li:nth-child(even)::after { left: calc(-2.25rem - 9px); }
.chrono h3 { font-size: 1.05rem; margin-bottom: var(--s2); }
.chrono p { margin: 0; font-size: 1rem; color: var(--ink-2); }
@media (max-width: 719px) {
  .chrono::before { left: 12px; margin-left: 0; }
  .chrono li, .chrono li:nth-child(odd), .chrono li:nth-child(even) { width: auto; margin-left: 2.4rem; margin-right: 0; text-align: left; }
  .chrono li:nth-child(odd)::after, .chrono li:nth-child(even)::after { left: calc(-2.4rem + 3px); right: auto; }
}

.mistakes th, .mistakes td { text-align: left; }
.mistakes tbody td { letter-spacing: 0; font-family: var(--font-body); }
.mistakes tbody td:first-child, .mistakes tbody td:last-child { font-family: var(--font-cap); letter-spacing: 0.1em; }

.quiz { text-align: center; }
.quiz-q { font-family: var(--font-cap); font-size: clamp(2rem, 1.2rem + 4vw, 4rem); letter-spacing: 0.12em; text-indent: 0.12em; color: var(--marble); text-shadow: var(--carve-dark); margin: var(--s3) 0 var(--s2); overflow-wrap: anywhere; }
.quiz-prompt { color: var(--stone); margin: 0; }
.quiz form { max-width: 24rem; margin: var(--s5) auto 0; }
.quiz input[type="text"] { text-align: center; font-family: var(--font-cap); font-size: 1.5rem; letter-spacing: 0.12em; text-transform: uppercase; }
.quiz label { color: var(--marble); }
.quiz .seg span { background: transparent; color: var(--marble); border-color: var(--stone); }
.quiz .seg input:checked + span { background: var(--marble); color: var(--ink); border-color: var(--marble); }
.quiz .seg input:focus-visible + span { outline-color: var(--marble); }
.quiz-opts { display: flex; flex-wrap: wrap; justify-content: center; gap: var(--s4) var(--s6); margin-bottom: var(--s5); }
.quiz-feedback { min-height: 4.5em; margin: var(--s4) auto 0; max-width: 32rem; color: var(--marble); }
.quiz-feedback .tag { display: inline-block; margin-right: 0.5em; padding: 0 0.55em; font-family: var(--font-cap); font-size: 0.8125rem; letter-spacing: 0.14em; text-transform: uppercase; border: 1px solid currentColor; border-radius: 2px; color: var(--gilt); }
.quiz-score { display: flex; justify-content: center; gap: var(--s5); flex-wrap: wrap; margin: var(--s4) 0 0; padding: 0; list-style: none; font-family: var(--font-cap); letter-spacing: 0.12em; font-size: 0.9375rem; color: var(--stone); }
.quiz-score li { margin: 0; }
.quiz-score b { color: var(--gilt); font-weight: 400; }
.quiz input[type="text"] { background: var(--marble-3); }
.band-dark .btn { color: var(--marble); }

/* ---------- contact ---------- */
.epistle { max-width: 46rem; margin-inline: auto; }
.epistle .salutation { font-family: var(--font-cap); letter-spacing: 0.2em; text-transform: uppercase; color: var(--bronze); text-align: center; margin-bottom: var(--s5); }
.preview-box { margin-top: var(--s5); padding: var(--s4) var(--s5); background: var(--marble-3); border-left: 6px double var(--bronze); white-space: pre-wrap; overflow-wrap: anywhere; font-size: 1rem; }
.faq { max-width: 44rem; margin-inline: auto; }
.faq details { border-top: 1px solid var(--stone-deep); padding: 0; }
.faq details:last-child { border-bottom: 1px solid var(--stone-deep); }
.faq summary { cursor: pointer; min-height: 48px; display: flex; align-items: center; padding: var(--s3) 0; font-family: var(--font-cap); letter-spacing: 0.1em; text-transform: uppercase; font-size: 1rem; }
.faq summary::marker { color: var(--terra); }
.faq details p { color: var(--ink-2); }

/* ---------- footer ---------- */
.site-footer { margin-top: var(--s8); color: var(--marble); background: var(--ink); position: relative; --focus: var(--marble); }
.site-footer::before {
  content: ""; display: block; height: 18px;
  background: linear-gradient(var(--stone) 0 6px, var(--marble-2) 6px 8px, var(--stone-deep) 8px 12px, var(--ink) 12px);
}
.footer-inner { max-width: var(--wrap); margin-inline: auto; padding: var(--s7) var(--gutter) var(--s6); text-align: center; }
.footer-brand { font-family: var(--font-cap); font-size: 1.8rem; letter-spacing: 0.3em; text-indent: 0.3em; color: var(--marble); text-shadow: var(--carve-dark); margin-bottom: var(--s2); }
.footer-tag { color: var(--stone); font-style: italic; margin-bottom: var(--s4); }
.footer-nav ul { list-style: none; margin: 0 0 var(--s4); padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 0 var(--s3); }
.footer-nav li { margin: 0; }
.footer-nav a, .footer-inner a { color: var(--gilt); display: inline-flex; align-items: center; min-height: 44px; padding: 0 var(--s2); font-family: var(--font-cap); letter-spacing: 0.16em; text-transform: uppercase; font-size: 0.9375rem; }
.footer-nav a:hover, .footer-inner a:hover { color: var(--marble); }
.footer-mail { margin-bottom: var(--s4); }
.footer-mail a { letter-spacing: 0.06em; text-transform: none; font-family: var(--font-body); font-size: 1.0625rem; }
.footer-line { color: var(--stone); font-size: 0.9375rem; max-width: 36rem; margin: 0 auto var(--s2); }
.footer-fine { color: var(--stone); font-size: 0.875rem; max-width: 36rem; margin: 0 auto; }

/* ---------- print ---------- */
@media print {
  body { background: #fff; color: #000; }
  .site-header, .site-footer, .skip-link, .no-print, .controls-col, .stage-actions, .btn { display: none !important; }
  .band-dark, .stage { background: #fff !important; box-shadow: none; }
  .workbench { display: block; }
  .stage-col { position: static; }
  .plaque-svg { max-height: none; filter: none; width: 100%; }
  .section, .page-head { padding-block: 1rem; }
  a { color: #000; }
}

/* ---------- reduced motion: no animation, no transitions, final state ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation: none !important;
    animation-duration: 0.001ms !important;
    animation-delay: 0s !important;
    transition: none !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
  .stele:hover, .btn:hover, .letter-btn:hover { transform: none; }
}