@import url("./fonts.css");

/* ============================================================
   DEWA APPROVALS DUBAI — DRAWING SHEET DESIGN SYSTEM
   Prototype only. Tokens are the source of truth.
   ============================================================ */

:root {
  color-scheme: light;

  --paper: #f2eee6;
  --paper-2: #e8e1d4;
  --ink: #101820;
  --ink-70: rgba(16, 24, 32, 0.7);
  --ink-52: rgba(16, 24, 32, 0.52);
  --hairline: #cfc8ba;
  --hairline-strong: #b9b1a2;
  --copper: #b5562b;
  --copper-text: #9a4520;
  --approved: #2f6b4f;

  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "IBM Plex Sans", sans-serif;
  --font-mono: "IBM Plex Mono", monospace;
  --font-arabic: "IBM Plex Sans Arabic", sans-serif;

  --step--2: clamp(0.66rem, 0.62rem + 0.18vw, 0.74rem);
  --step--1: clamp(0.78rem, 0.74rem + 0.18vw, 0.88rem);
  --step-0: clamp(1.02rem, 0.96rem + 0.25vw, 1.12rem);
  --step-1: clamp(1.22rem, 1.08rem + 0.6vw, 1.5rem);
  --step-2: clamp(1.55rem, 1.3rem + 1.1vw, 2.1rem);
  --step-3: clamp(2rem, 1.55rem + 2vw, 3.2rem);
  --step-4: clamp(2.65rem, 1.85rem + 3.4vw, 5rem);
  --step-5: clamp(3.4rem, 2.1rem + 5.4vw, 7.2rem);

  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;
  --space-10: 128px;

  --container: 1280px;
  --gutter: clamp(20px, 4vw, 56px);
  --rule: 1px solid var(--hairline);
  --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
  --dur-fast: 200ms;
  --dur-mid: 420ms;
  --dur-slow: 700ms;
  --focus: 0 0 0 2px var(--paper), 0 0 0 4px var(--copper-text);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.6;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 20;
  opacity: 0.16;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.18'/%3E%3C/svg%3E");
  mix-blend-mode: multiply;
}

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

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

a {
  color: inherit;
  text-decoration-color: var(--copper-text);
  text-decoration-thickness: 1px;
  text-underline-offset: 0.22em;
}

a:hover {
  color: var(--copper-text);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
summary:focus-visible {
  outline: none;
  box-shadow: var(--focus);
}

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

h1,
h2,
h3,
h4,
p,
ul,
ol,
figure,
blockquote {
  margin: 0;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 0.94;
  letter-spacing: 0.005em;
  text-transform: uppercase;
  text-wrap: balance;
}

h1 {
  font-size: var(--step-5);
  max-width: 18ch;
}

h2 {
  font-size: var(--step-4);
  max-width: 22ch;
}

h3 {
  font-size: var(--step-3);
  max-width: 28ch;
}

h4 {
  font-size: var(--step-1);
  letter-spacing: 0.04em;
}

p {
  max-width: 66ch;
}

strong {
  font-weight: 600;
}

code,
.mono,
time,
figcaption,
label,
th,
.kicker,
.eyebrow,
.tb-label,
.tb-value,
.sheet-no,
.stamp,
.status,
.doc-control,
.ruler-label {
  font-family: var(--font-mono);
  font-size: var(--step--2);
  font-weight: 400;
  letter-spacing: 0.08em;
  line-height: 1.35;
  text-transform: uppercase;
}

.mono-tabular {
  font-variant-numeric: tabular-nums;
}

.shell {
  width: min(100% - (2 * var(--gutter)), var(--container));
  margin-inline: auto;
}

.sheet-grid {
  position: relative;
}

.sheet-grid::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background-image:
    linear-gradient(to right, transparent calc(100% / 12 - 0.5px), var(--hairline) calc(100% / 12 - 0.5px), var(--hairline) calc(100% / 12), transparent calc(100% / 12)),
    linear-gradient(to right, transparent calc(100% / 6 - 0.5px), var(--hairline) calc(100% / 6 - 0.5px), var(--hairline) calc(100% / 6), transparent calc(100% / 6)),
    linear-gradient(to right, transparent calc(100% / 4 - 0.5px), var(--hairline) calc(100% / 4 - 0.5px), var(--hairline) calc(100% / 4), transparent calc(100% / 4)),
    linear-gradient(to right, transparent calc(100% / 3 - 0.5px), var(--hairline) calc(100% / 3 - 0.5px), var(--hairline) calc(100% / 3), transparent calc(100% / 3)),
    linear-gradient(to right, transparent calc(100% / 2.4 - 0.5px), var(--hairline) calc(100% / 2.4 - 0.5px), var(--hairline) calc(100% / 2.4), transparent calc(100% / 2.4)),
    linear-gradient(to right, transparent calc(100% / 2 - 0.5px), var(--hairline) calc(100% / 2 - 0.5px), var(--hairline) calc(100% / 2), transparent calc(100% / 2));
  opacity: 0.28;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: var(--space-5);
}

.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-5 { grid-column: span 5; }
.span-6 { grid-column: span 6; }
.span-7 { grid-column: span 7; }
.span-8 { grid-column: span 8; }
.span-9 { grid-column: span 9; }
.span-12 { grid-column: span 12; }

.skip-link {
  position: absolute;
  top: 8px;
  left: 8px;
  z-index: 100;
  padding: 12px 16px;
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-160%);
  transition: transform var(--dur-fast) var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

/* ---------- Header / title block ---------- */

.site-header {
  position: relative;
  z-index: 30;
  background: var(--paper);
}

.utility-bar {
  border-bottom: var(--rule);
  background: var(--ink);
  color: var(--paper);
}

.utility-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  min-height: 34px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.utility-inner p {
  max-width: none;
}

.utility-links {
  display: flex;
  gap: var(--space-5);
  align-items: center;
}

.utility-links a {
  color: var(--paper);
  text-decoration: none;
}

.utility-links a:hover {
  color: var(--paper);
  text-decoration: underline;
  text-underline-offset: 4px;
}

.independence {
  display: flex;
  align-items: center;
  gap: 8px;
}

.independence::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--copper);
  flex: none;
}

.titleblock {
  display: grid;
  grid-template-columns: minmax(280px, 2.3fr) repeat(4, minmax(88px, 0.7fr));
  border-bottom: var(--rule);
  min-height: 74px;
}

.brand-cell,
.tb-cell {
  padding: 12px 16px;
  border-right: var(--rule);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
}

.tb-cell:last-child {
  border-right: 0;
}

.brand-cell {
  padding-left: 0;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand:hover {
  color: var(--ink);
}

.brand-mark {
  width: 38px;
  height: 38px;
  flex: none;
  color: var(--ink);
}

.brand-mark .copper {
  stroke: var(--copper);
}

.brand-word {
  font-family: var(--font-display);
  font-size: 1.55rem;
  font-weight: 700;
  line-height: 0.86;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}

.brand-word span {
  display: block;
  font-family: var(--font-mono);
  font-size: 8px;
  font-weight: 400;
  letter-spacing: 0.16em;
  margin-top: 5px;
  color: var(--ink-70);
}

.tb-label {
  color: var(--ink-52);
  font-size: 8px;
  letter-spacing: 0.12em;
}

.tb-value {
  font-size: 10px;
  color: var(--ink);
}

.nav-bar {
  position: sticky;
  top: 0;
  z-index: 40;
  background: color-mix(in srgb, var(--paper) 94%, transparent);
  border-bottom: var(--rule);
  backdrop-filter: blur(10px);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-5);
  min-height: 58px;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 28px);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 18px 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 12px;
  height: 1px;
  background: var(--copper-text);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-fast) var(--ease);
}

.nav-link:hover::after,
.nav-link[aria-current="page"]::after {
  transform: scaleX(1);
}

.nav-link[aria-current="page"] {
  color: var(--copper-text);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.lang-switch {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-decoration: none;
  border-left: var(--rule);
  padding-left: 16px;
}

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border: var(--rule);
  background: transparent;
  cursor: pointer;
}

.nav-toggle span {
  display: block;
  width: 18px;
  height: 1px;
  background: var(--ink);
  margin: 4px auto;
}

.has-mega {
  position: static;
}

.mega {
  position: absolute;
  left: 0;
  right: 0;
  top: 100%;
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--space-7);
  padding: var(--space-6) var(--gutter) var(--space-7);
  background: var(--paper);
  border-bottom: var(--rule);
  box-shadow: 0 24px 60px rgba(16, 24, 32, 0.08);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease), visibility var(--dur-fast);
}

.has-mega:hover .mega,
.has-mega:focus-within .mega {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.mega h2 {
  font-size: 1.2rem;
  margin-bottom: var(--space-3);
}

.mega ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 7px;
}

.mega a {
  font-size: 0.92rem;
  text-decoration: none;
}

.mega a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.mega-note {
  border-left: 1px solid var(--copper);
  padding-left: var(--space-4);
  align-self: end;
}

.mega-note p {
  font-size: 0.88rem;
  color: var(--ink-70);
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 20px;
  border: 1px solid var(--ink);
  background: transparent;
  color: var(--ink);
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.08em;
  line-height: 1.2;
  text-transform: uppercase;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease), border-color var(--dur-fast) var(--ease);
}

.btn:hover {
  background: var(--paper-2);
  color: var(--ink);
}

.btn--primary {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}

.btn--primary:hover {
  background: var(--copper-text);
  border-color: var(--copper-text);
  color: var(--paper);
}

.btn--copper {
  border-color: var(--copper-text);
  color: var(--copper-text);
}

.btn--copper:hover {
  background: var(--copper-text);
  color: var(--paper);
}

.btn--small {
  min-height: 40px;
  padding: 9px 14px;
  font-size: 9px;
}

.btn--wide {
  width: 100%;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid var(--copper-text);
  padding-bottom: 3px;
}

.link-arrow::after {
  content: "→";
  transition: transform var(--dur-fast) var(--ease);
}

.link-arrow:hover::after {
  transform: translateX(4px);
}

/* ---------- Sheet / section ---------- */

.section {
  position: relative;
  padding-block: clamp(56px, 8vw, 104px);
  border-bottom: var(--rule);
}

.section--tight {
  padding-block: clamp(36px, 5vw, 64px);
}

.section--ink {
  background: var(--ink);
  color: var(--paper);
}

.section--ink a {
  color: var(--paper);
}

.section--ink .mono,
.section--ink .kicker {
  color: var(--paper);
}

.section--paper2 {
  background: var(--paper-2);
}

.section::before {
  content: "";
  position: absolute;
  inset-inline: 0;
  top: -1px;
  height: 8px;
  pointer-events: none;
  background-image: repeating-linear-gradient(to right, var(--hairline-strong) 0 1px, transparent 1px 16px);
  opacity: 0.55;
}

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1.8fr) minmax(0, 1fr) auto;
  gap: var(--space-5);
  align-items: end;
  margin-bottom: clamp(28px, 4vw, 48px);
  padding-bottom: var(--space-4);
  border-bottom: var(--rule);
}

.section-head .kicker {
  color: var(--copper-text);
}

.section-head h2 {
  margin-top: var(--space-2);
}

.section-head p {
  color: var(--ink-70);
  font-size: 0.98rem;
}

.section-head__meta {
  justify-self: end;
  text-align: right;
  color: var(--ink-52);
}

.section--ink .section-head {
  border-color: rgba(242, 238, 230, 0.25);
}

.section--ink .section-head p,
.section--ink .section-head__meta {
  color: rgba(242, 238, 230, 0.65);
}

.section--ink .section-head .kicker {
  color: #e0a07d;
}

.kicker {
  display: inline-block;
  color: var(--copper-text);
  font-family: var(--font-mono);
  font-size: var(--step--2);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.lede {
  font-size: clamp(1.12rem, 1rem + 0.55vw, 1.45rem);
  line-height: 1.5;
  color: var(--ink-70);
  max-width: 56ch;
}

.small {
  font-size: 0.84rem;
  line-height: 1.5;
  color: var(--ink-70);
}

.mono-note {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.rule {
  height: 1px;
  background: var(--hairline);
  border: 0;
  margin-block: var(--space-5);
}

.crosshair {
  position: relative;
}

.crosshair::before,
.crosshair::after {
  content: "";
  position: absolute;
  background: var(--copper);
  pointer-events: none;
}

.crosshair::before {
  width: 12px;
  height: 1px;
  top: -1px;
  left: -1px;
}

.crosshair::after {
  width: 1px;
  height: 12px;
  top: -1px;
  left: -1px;
}

/* ---------- Hero ---------- */

.hero {
  padding-top: clamp(36px, 5vw, 72px);
  padding-bottom: clamp(48px, 7vw, 88px);
  border-bottom: var(--rule);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(32px, 5vw, 80px);
  align-items: center;
}

.hero-copy {
  position: relative;
  z-index: 2;
}

.hero-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: var(--space-5);
}

.hero-kicker::before {
  content: "";
  width: 32px;
  height: 1px;
  background: var(--copper);
}

.hero h1 {
  margin-bottom: var(--space-5);
}

.hero h1 em {
  font-style: normal;
  color: var(--copper-text);
}

.hero-sub {
  max-width: 52ch;
  font-size: clamp(1.05rem, 0.98rem + 0.35vw, 1.22rem);
  line-height: 1.55;
  color: var(--ink-70);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-6);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-7);
  padding-top: var(--space-4);
  border-top: var(--rule);
}

.hero-meta div {
  display: grid;
  gap: 4px;
}

.hero-meta dt {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.12em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.hero-meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  line-height: 1.4;
  text-transform: uppercase;
}

.drawing-panel {
  position: relative;
  border: 1px solid var(--ink);
  background:
    linear-gradient(var(--paper), var(--paper)) padding-box,
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(207, 200, 186, 0.45) 23px 24px) border-box;
  padding: var(--space-4);
  box-shadow: 12px 12px 0 var(--paper-2);
}

.drawing-panel::before {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid var(--hairline);
  pointer-events: none;
}

.drawing-top {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding-bottom: var(--space-3);
  border-bottom: var(--rule);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-52);
}

.drawing-top strong {
  color: var(--ink);
  font-weight: 500;
}

.sld {
  width: 100%;
  height: auto;
  margin-block: var(--space-4);
}

.sld text {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  fill: var(--ink);
  text-transform: uppercase;
}

.sld .dim {
  fill: var(--ink-52);
}

.sld .copper {
  stroke: var(--copper);
}

.sld .line {
  stroke: var(--ink);
  stroke-width: 1.25;
  fill: none;
  vector-effect: non-scaling-stroke;
}

.sld .thin {
  stroke: var(--hairline-strong);
  stroke-width: 0.8;
  fill: none;
  vector-effect: non-scaling-stroke;
}

.sld .approved {
  stroke: var(--approved);
}

.sld .draw {
  stroke-dasharray: 1;
  stroke-dashoffset: 1;
  pathLength: 1;
  animation: draw-line 1.2s var(--ease) 0.25s forwards;
}

.drawing-caption {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--space-3);
  align-items: end;
  padding-top: var(--space-3);
  border-top: var(--rule);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  line-height: 1.45;
  color: var(--ink-52);
  text-transform: uppercase;
}

.drawing-caption strong {
  color: var(--ink);
  font-weight: 500;
}

.drawing-stamp {
  position: absolute;
  right: 18px;
  bottom: 76px;
  transform: rotate(-4deg);
  border: 2px solid var(--approved);
  color: var(--approved);
  padding: 6px 10px;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0.92;
}

/* ---------- Trust strip ---------- */

.trust-strip {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-bottom: var(--rule);
}

.trust-cell {
  min-height: 88px;
  padding: var(--space-4) var(--space-5);
  border-right: var(--rule);
  display: grid;
  align-content: center;
  gap: 6px;
}

.trust-cell:last-child {
  border-right: 0;
}

.trust-cell strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.trust-cell span {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--ink-52);
  text-transform: uppercase;
}

/* ---------- Pathfinder ---------- */

.pathfinder {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.pathfinder-form {
  border: 1px solid var(--ink);
  background: var(--paper);
  padding: clamp(20px, 3vw, 32px);
  box-shadow: 10px 10px 0 var(--paper-2);
}

.pathfinder-form h3 {
  font-size: var(--step-2);
  margin-bottom: var(--space-2);
}

.field-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.field {
  display: grid;
  gap: 6px;
}

.field--full {
  grid-column: 1 / -1;
}

.field label,
.form-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.09em;
  color: var(--ink-70);
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  min-height: 46px;
  border: 0;
  border-bottom: 1px solid var(--hairline-strong);
  background: transparent;
  border-radius: 0;
  padding: 10px 0;
  font-size: 0.98rem;
  transition: border-color var(--dur-fast) var(--ease);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  border-bottom-color: var(--copper-text);
  outline: none;
  box-shadow: none;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--ink-52);
}

.field textarea {
  min-height: 96px;
  resize: vertical;
}

.field-hint {
  font-size: 0.76rem;
  color: var(--ink-52);
}

.field-error {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  color: var(--copper-text);
  text-transform: uppercase;
}

.field[data-invalid="true"] input,
.field[data-invalid="true"] select,
.field[data-invalid="true"] textarea {
  border-bottom-color: var(--copper-text);
}

.pathfinder-result {
  margin-top: var(--space-5);
  border-top: var(--rule);
  padding-top: var(--space-4);
}

.route {
  display: grid;
  gap: 0;
  border-top: var(--rule);
}

.route-step {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-bottom: var(--rule);
  align-items: start;
}

.route-step__no {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--copper-text);
}

.route-step h4 {
  font-size: 1.05rem;
  margin-bottom: 3px;
}

.route-step p {
  font-size: 0.84rem;
  color: var(--ink-70);
}

.route-step__tag {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-52);
  text-align: right;
  max-width: 13ch;
}

.route-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-3);
  align-items: center;
  margin-top: var(--space-4);
}

/* ---------- Register ---------- */

.register {
  border-top: 1px solid var(--ink);
}

.register-row {
  border-bottom: var(--rule);
}

.register-row summary {
  display: grid;
  grid-template-columns: 64px minmax(180px, 1.5fr) minmax(160px, 1fr) 104px 34px;
  gap: var(--space-4);
  align-items: center;
  padding: 16px 8px;
  cursor: pointer;
  list-style: none;
}

.register-row summary::-webkit-details-marker {
  display: none;
}

.register-row summary:hover {
  background: var(--paper-2);
}

.register-no {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--copper-text);
  letter-spacing: 0.06em;
}

.register-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.register-trigger,
.register-stage {
  font-size: 0.82rem;
  color: var(--ink-70);
  line-height: 1.4;
}

.register-stage {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.register-plus {
  position: relative;
  width: 18px;
  height: 18px;
  justify-self: end;
}

.register-plus::before,
.register-plus::after {
  content: "";
  position: absolute;
  background: var(--ink);
  transition: transform var(--dur-fast) var(--ease);
}

.register-plus::before {
  width: 18px;
  height: 1px;
  top: 8px;
  left: 0;
}

.register-plus::after {
  width: 1px;
  height: 18px;
  top: 0;
  left: 8px;
}

.register-row[open] .register-plus::after {
  transform: scaleY(0);
}

.register-body {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr) minmax(180px, 0.45fr);
  gap: var(--space-4);
  padding: 0 8px var(--space-5);
}

.register-body p {
  max-width: 62ch;
  font-size: 0.92rem;
  color: var(--ink-70);
}

.register-body__meta {
  display: grid;
  gap: 6px;
  align-content: start;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.register-body__meta a {
  color: var(--copper-text);
}

/* ---------- Matrix table ---------- */

.table-wrap {
  overflow-x: auto;
  border-top: 1px solid var(--ink);
}

.matrix,
.revision-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.matrix th,
.matrix td,
.revision-table th,
.revision-table td {
  padding: 14px 12px;
  border-bottom: var(--rule);
  vertical-align: top;
  text-align: left;
}

.matrix thead th,
.revision-table thead th {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  color: var(--ink-52);
  text-transform: uppercase;
  font-weight: 400;
  border-bottom: 1px solid var(--ink);
  white-space: nowrap;
}

.matrix tbody th {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  white-space: nowrap;
}

.matrix tbody tr:hover,
.revision-table tbody tr:hover {
  background: var(--paper-2);
}

.matrix .seq {
  display: flex;
  flex-wrap: wrap;
  gap: 4px 12px;
  margin: 0;
  padding: 0;
  list-style: none;
  max-width: 42ch;
}

.matrix .seq li {
  display: flex;
  gap: 5px;
  align-items: baseline;
  font-size: 0.84rem;
  line-height: 1.35;
}

.matrix .seq span {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--copper-text);
}

.matrix .loads {
  color: var(--ink-70);
  font-size: 0.84rem;
  line-height: 1.4;
  max-width: 26ch;
}

.matrix .file-link {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

/* ---------- Process ---------- */

.process {
  position: relative;
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: var(--space-4);
  margin: 0;
  padding: var(--space-6) 0 0;
  list-style: none;
}

.process::before {
  content: "";
  position: absolute;
  top: 30px;
  left: 3%;
  right: 3%;
  height: 1px;
  background: var(--hairline-strong);
}

.process::after {
  content: "";
  position: absolute;
  top: 30px;
  left: 3%;
  right: 3%;
  height: 1px;
  background: var(--copper);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 1.2s var(--ease);
}

.process.is-energised::after {
  transform: scaleX(1);
}

.step {
  position: relative;
  padding-top: 42px;
}

.step::before {
  content: "";
  position: absolute;
  top: 24px;
  left: 0;
  width: 13px;
  height: 13px;
  border: 1px solid var(--ink);
  background: var(--paper);
  transform: rotate(45deg);
  transition: background var(--dur-mid) var(--ease), border-color var(--dur-mid) var(--ease);
}

.step.is-live::before {
  background: var(--copper);
  border-color: var(--copper);
}

.step-no {
  display: block;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  color: var(--copper-text);
  text-transform: uppercase;
  margin-bottom: 6px;
}

.step h3 {
  font-size: 1.18rem;
  margin-bottom: 8px;
}

.step p {
  font-size: 0.84rem;
  line-height: 1.45;
  color: var(--ink-70);
}

.step dl {
  margin-top: var(--space-3);
  display: grid;
  gap: 4px;
}

.step dt {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.step dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.03em;
  line-height: 1.35;
  text-transform: uppercase;
}

/* ---------- Proof ---------- */

.proof {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
}

.proof-figure {
  position: relative;
  border: 1px solid var(--ink);
  background: var(--paper-2);
  min-height: 360px;
  display: grid;
  place-items: center;
  overflow: hidden;
}

.proof-figure::before,
.proof-figure::after {
  content: "";
  position: absolute;
  background: var(--hairline-strong);
}

.proof-figure::before {
  width: 1px;
  top: 0;
  bottom: 0;
  left: 50%;
}

.proof-figure::after {
  height: 1px;
  left: 0;
  right: 0;
  top: 50%;
}

.proof-figure svg {
  position: relative;
  z-index: 1;
  width: 86%;
  height: auto;
}

.photo-slot-label {
  position: absolute;
  left: 12px;
  bottom: 12px;
  z-index: 2;
  padding: 6px 8px;
  background: var(--paper);
  border: 1px solid var(--hairline-strong);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.07em;
  line-height: 1.4;
  text-transform: uppercase;
  color: var(--ink-52);
}

.proof-copy h3 {
  margin-block: var(--space-3) var(--space-4);
}

.proof-copy p {
  color: var(--ink-70);
}

.fact-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-3) var(--space-5);
  margin-top: var(--space-5);
  padding-top: var(--space-4);
  border-top: var(--rule);
}

.fact-list div {
  display: grid;
  gap: 2px;
}

.fact-list dt {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.fact-list dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}

.stamp {
  display: inline-block;
  border: 2px solid var(--approved);
  color: var(--approved);
  padding: 7px 11px;
  transform: rotate(-4deg);
  letter-spacing: 0.12em;
  font-size: 10px;
  opacity: 0.92;
}

.stamp--draft {
  border-color: var(--copper-text);
  color: var(--copper-text);
}

.stamp.is-pressed {
  animation: stamp-press 240ms var(--ease);
}

/* ---------- Coverage ---------- */

.area-index {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
}

.area-row {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: var(--space-4);
  align-items: baseline;
  padding: 14px 8px;
  border-bottom: var(--rule);
  text-decoration: none;
}

.area-row:nth-child(odd) {
  border-right: var(--rule);
}

.area-row:hover {
  background: var(--paper-2);
}

.area-row__no {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--copper-text);
}

.area-row strong {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.area-row span:last-child {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  color: var(--ink-52);
  text-transform: uppercase;
  text-align: right;
}

/* ---------- FAQ ---------- */

.faq-list {
  border-top: 1px solid var(--ink);
}

.faq-item {
  border-bottom: var(--rule);
}

.faq-item summary {
  display: grid;
  grid-template-columns: 44px minmax(0, 1fr) 24px;
  gap: var(--space-3);
  align-items: start;
  padding: 18px 8px;
  cursor: pointer;
  list-style: none;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary:hover {
  background: var(--paper-2);
}

.faq-no {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.06em;
  color: var(--copper-text);
  padding-top: 4px;
}

.faq-q {
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.4;
}

.faq-icon {
  position: relative;
  width: 16px;
  height: 16px;
  margin-top: 4px;
  justify-self: end;
}

.faq-icon::before,
.faq-icon::after {
  content: "";
  position: absolute;
  background: var(--ink);
  transition: transform var(--dur-fast) var(--ease);
}

.faq-icon::before {
  width: 16px;
  height: 1px;
  top: 7px;
  left: 0;
}

.faq-icon::after {
  width: 1px;
  height: 16px;
  top: 0;
  left: 7px;
}

.faq-item[open] .faq-icon::after {
  transform: scaleY(0);
}

.faq-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows var(--dur-mid) var(--ease);
}

.faq-item[open] .faq-body {
  grid-template-rows: 1fr;
}

.faq-body > div {
  overflow: hidden;
}

.faq-answer {
  padding: 0 8px var(--space-5) 52px;
}

.faq-answer p {
  font-size: 0.94rem;
  color: var(--ink-70);
  max-width: 70ch;
}

.faq-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-5);
  align-items: center;
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.05em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.faq-meta a {
  color: var(--copper-text);
}

.faq-tools {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: var(--space-4);
  align-items: end;
  margin-bottom: var(--space-5);
}

.search-field {
  display: grid;
  gap: 6px;
}

.search-field input {
  width: 100%;
  min-height: 48px;
  border: 0;
  border-bottom: 1px solid var(--ink);
  background: transparent;
  padding: 10px 0;
  font-size: 1rem;
}

.search-field input:focus {
  outline: none;
  border-bottom-color: var(--copper-text);
}

.search-status {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.category-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border: 1px solid var(--hairline-strong);
  margin-bottom: var(--space-6);
}

.category-tabs a,
.category-tabs button {
  padding: 10px 12px;
  border: 0;
  border-right: var(--rule);
  border-bottom: var(--rule);
  background: transparent;
  color: inherit;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  text-decoration: none;
}

.category-tabs a:last-child,
.category-tabs button:last-child {
  border-right: 0;
}

.category-tabs a:hover,
.category-tabs button:hover,
.category-tabs a[aria-current="true"],
.category-tabs button[aria-current="true"] {
  background: var(--ink);
  color: var(--paper);
}

.faq-empty {
  display: none;
  padding: var(--space-6) 8px;
  border-bottom: var(--rule);
  color: var(--ink-70);
}

/* ---------- Quote ---------- */

.quote-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: start;
}

.quote-aside {
  position: sticky;
  top: 96px;
}

.quote-aside h2 {
  margin-block: var(--space-2) var(--space-4);
}

.quote-aside p {
  color: var(--ink-70);
}

.next-steps {
  margin-top: var(--space-6);
  border-top: var(--rule);
}

.next-step {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: var(--space-3);
  padding-block: var(--space-4);
  border-bottom: var(--rule);
}

.next-step span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--copper-text);
}

.next-step p {
  font-size: 0.88rem;
  color: var(--ink-70);
}

.quote-form {
  border: 1px solid var(--ink);
  padding: clamp(20px, 3vw, 36px);
  background: var(--paper);
  box-shadow: 10px 10px 0 var(--paper-2);
}

.form-section {
  padding-bottom: var(--space-5);
  margin-bottom: var(--space-5);
  border-bottom: var(--rule);
}

.form-section:last-of-type {
  border-bottom: 0;
  margin-bottom: var(--space-4);
}

.form-section h3 {
  font-size: 1.35rem;
  margin-bottom: var(--space-4);
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

.upload-zone {
  border: 1px dashed var(--hairline-strong);
  padding: var(--space-4);
  background: var(--paper-2);
  display: grid;
  gap: 4px;
}

.upload-zone input[type="file"] {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  max-width: 100%;
}

.checkline {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  font-size: 0.82rem;
  line-height: 1.45;
  color: var(--ink-70);
}

.checkline input {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  accent-color: var(--copper-text);
  flex: none;
}

.form-foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-5);
}

.form-note {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.04em;
  line-height: 1.5;
  color: var(--ink-52);
  text-transform: uppercase;
  max-width: 36ch;
}

.hp {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ---------- Footer ---------- */

.site-footer {
  background: var(--ink);
  color: var(--paper);
  padding-top: var(--space-8);
}

.site-footer a {
  color: var(--paper);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr repeat(3, 0.7fr);
  gap: var(--space-7);
  padding-bottom: var(--space-7);
  border-bottom: 1px solid rgba(242, 238, 230, 0.25);
}

.footer-brand .brand-mark {
  color: var(--paper);
}

.footer-brand .brand-mark .copper {
  stroke: #e0a07d;
}

.footer-brand p {
  margin-top: var(--space-4);
  font-size: 0.88rem;
  color: rgba(242, 238, 230, 0.65);
  max-width: 40ch;
}

.footer-col h2 {
  font-family: var(--font-mono);
  font-size: 9px;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: rgba(242, 238, 230, 0.55);
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.footer-col ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 7px;
}

.footer-col a {
  font-size: 0.88rem;
  text-decoration: none;
}

.footer-col a:hover {
  text-decoration: underline;
  text-underline-offset: 3px;
}

.footer-titleblock {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 0.6fr);
  border-top: 1px solid rgba(242, 238, 230, 0.25);
  border-bottom: 1px solid rgba(242, 238, 230, 0.25);
}

.footer-titleblock div {
  padding: 12px 16px;
  border-right: 1px solid rgba(242, 238, 230, 0.2);
  display: grid;
  gap: 4px;
}

.footer-titleblock div:last-child {
  border-right: 0;
}

.footer-titleblock span {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.1em;
  color: rgba(242, 238, 230, 0.5);
  text-transform: uppercase;
}

.footer-titleblock strong {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-4);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.05em;
  line-height: 1.5;
  color: rgba(242, 238, 230, 0.6);
  text-transform: uppercase;
}

.footer-legal p {
  max-width: 70ch;
}

/* ---------- Sheet indicator ---------- */

.sheet-indicator {
  position: fixed;
  right: 0;
  bottom: 20px;
  z-index: 35;
  background: var(--ink);
  color: var(--paper);
  border: 1px solid var(--ink);
  padding: 7px 10px;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  opacity: 0.9;
}

.sheet-indicator span {
  color: #e0a07d;
}

/* ---------- Page hero / service ---------- */

.page-hero {
  padding-block: clamp(32px, 5vw, 64px);
  border-bottom: var(--rule);
}

.breadcrumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: var(--space-5);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.05em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.breadcrumbs a {
  text-decoration: none;
}

.breadcrumbs a:hover {
  text-decoration: underline;
}

.breadcrumbs span[aria-current] {
  color: var(--ink);
}

.page-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(260px, 0.6fr);
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
}

.page-hero h1 {
  font-size: clamp(2.8rem, 2rem + 4vw, 6rem);
  max-width: 17ch;
}

.page-hero__sub {
  max-width: 56ch;
  margin-top: var(--space-4);
  color: var(--ink-70);
  font-size: 1.08rem;
}

.page-meta {
  border-top: 1px solid var(--ink);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.page-meta div {
  padding: 10px 0;
  border-bottom: var(--rule);
  display: grid;
  gap: 2px;
}

.page-meta div:nth-child(odd) {
  padding-right: var(--space-4);
  border-right: var(--rule);
}

.page-meta div:nth-child(even) {
  padding-left: var(--space-4);
}

.page-meta dt {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  color: var(--ink-52);
  text-transform: uppercase;
}

.page-meta dd {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.03em;
  line-height: 1.4;
  text-transform: uppercase;
}

.answer-box {
  border-left: 3px solid var(--copper);
  padding: var(--space-5) var(--space-5) var(--space-5) var(--space-6);
  background: var(--paper-2);
  margin-block: var(--space-6);
}

.answer-box .kicker {
  margin-bottom: var(--space-2);
}

.answer-box p {
  font-size: 1.06rem;
  line-height: 1.55;
}

.article-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.65fr) minmax(260px, 0.65fr);
  gap: clamp(32px, 6vw, 96px);
  align-items: start;
}

.article-body > section {
  padding-block: var(--space-6);
  border-bottom: var(--rule);
}

.article-body > section:first-child {
  padding-top: 0;
}

.article-body h2 {
  font-size: var(--step-3);
  margin-bottom: var(--space-4);
}

.article-body h3 {
  font-size: var(--step-2);
  margin-block: var(--space-5) var(--space-3);
}

.article-body p + p {
  margin-top: var(--space-3);
}

.article-body ul,
.article-body ol {
  padding-left: 1.2em;
  display: grid;
  gap: 8px;
  max-width: 66ch;
}

.article-body li::marker {
  color: var(--copper-text);
  font-family: var(--font-mono);
  font-size: 0.8em;
}

.article-body a {
  color: var(--copper-text);
}

.aside-stack {
  position: sticky;
  top: 96px;
  display: grid;
  gap: var(--space-5);
}

.aside-card {
  border: 1px solid var(--ink);
  padding: var(--space-5);
  background: var(--paper);
}

.aside-card h2,
.aside-card h3 {
  font-size: 1.3rem;
  margin-bottom: var(--space-3);
}

.aside-card p,
.aside-card li {
  font-size: 0.86rem;
  color: var(--ink-70);
}

.aside-card ul {
  padding-left: 1.1em;
  display: grid;
  gap: 6px;
}

.doc-control {
  display: grid;
  gap: 0;
  border-top: var(--rule);
}

.doc-control div {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: 8px;
  border-bottom: var(--rule);
  font-size: 8px;
  letter-spacing: 0.04em;
  color: var(--ink-52);
}

.doc-control strong {
  color: var(--ink);
  font-weight: 500;
  text-align: right;
}

.checklist {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--ink);
}

.checklist li {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: var(--space-3);
  padding-block: 10px;
  border-bottom: var(--rule);
  list-style: none;
  font-size: 0.9rem;
}

.checklist li::before {
  content: "□";
  font-family: var(--font-mono);
  font-size: 15px;
  color: var(--copper-text);
  line-height: 1.2;
}

.checklist {
  padding: 0;
  margin: 0;
}

.timeline-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

.timeline-table th,
.timeline-table td {
  padding: 12px 10px;
  border-bottom: var(--rule);
  text-align: left;
  vertical-align: top;
}

.timeline-table th {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.08em;
  color: var(--ink-52);
  text-transform: uppercase;
  font-weight: 400;
  border-bottom: 1px solid var(--ink);
}

.timeline-table td:first-child {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.04em;
  color: var(--copper-text);
  text-transform: uppercase;
  white-space: nowrap;
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--ink);
}

.related-card {
  padding: var(--space-4);
  border-right: var(--rule);
  border-bottom: var(--rule);
  text-decoration: none;
  display: grid;
  gap: var(--space-2);
  min-height: 140px;
}

.related-card:nth-child(3n) {
  border-right: 0;
}

.related-card:hover {
  background: var(--paper-2);
}

.related-card span {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.06em;
  color: var(--copper-text);
  text-transform: uppercase;
}

.related-card strong {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}

.related-card p {
  font-size: 0.8rem;
  color: var(--ink-70);
}

.notice {
  border: 1px solid var(--copper-text);
  padding: var(--space-4);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.03em;
  line-height: 1.55;
  color: var(--copper-text);
  text-transform: uppercase;
}

.notice strong {
  font-weight: 500;
}

/* ---------- Motion ---------- */

[data-reveal] {
  opacity: 0;
  transform: translateY(12px);
  transition: opacity var(--dur-slow) var(--ease), transform var(--dur-slow) var(--ease);
}

[data-reveal].is-in {
  opacity: 1;
  transform: none;
}

[data-reveal-delay="1"] { transition-delay: 60ms; }
[data-reveal-delay="2"] { transition-delay: 120ms; }
[data-reveal-delay="3"] { transition-delay: 180ms; }
[data-reveal-delay="4"] { transition-delay: 240ms; }

.section-rule {
  height: 1px;
  background: var(--hairline-strong);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-slow) var(--ease);
}

.section-rule.is-in {
  transform: scaleX(1);
}

@keyframes draw-line {
  to { stroke-dashoffset: 0; }
}

@keyframes stamp-press {
  0% { transform: rotate(-4deg) scale(1.12); }
  100% { transform: rotate(-4deg) scale(1); }
}

/* ---------- Responsive ---------- */

@media (max-width: 1100px) {
  .sheet-grid::before {
    opacity: 0.14;
  }

  .titleblock {
    grid-template-columns: minmax(240px, 2fr) repeat(3, minmax(80px, 0.7fr));
  }

  .tb-cell:nth-child(5) {
    display: none;
  }

  .section-head {
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
  }

  .section-head__meta {
    grid-column: 1 / -1;
    justify-self: start;
    text-align: left;
  }

  .hero-grid,
  .proof,
  .pathfinder,
  .quote-grid {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: var(--space-7);
  }

  .drawing-panel {
    max-width: 620px;
  }

  .process {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-6) var(--space-4);
  }

  .process::before,
  .process::after {
    display: none;
  }

  .step {
    padding-top: 34px;
    border-top: var(--rule);
  }

  .step::before {
    top: -7px;
  }

  .article-grid {
    grid-template-columns: 1fr;
  }

  .aside-stack,
  .quote-aside {
    position: static;
  }

  .aside-stack {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .register-row summary {
    grid-template-columns: 50px minmax(150px, 1.4fr) minmax(120px, 1fr) 28px;
  }

  .register-stage {
    display: none;
  }

  .register-body {
    grid-template-columns: 50px minmax(0, 1fr);
  }

  .register-body__meta {
    grid-column: 2;
  }
}

@media (max-width: 860px) {
  .utility-inner {
    justify-content: center;
  }

  .utility-links {
    display: none;
  }

  .independence {
    text-align: center;
  }

  .titleblock {
    grid-template-columns: 1fr auto;
  }

  .tb-cell {
    display: none;
  }

  .tb-cell:last-child {
    display: flex;
    border-right: 0;
    border-left: var(--rule);
    min-width: 74px;
  }

  .brand-cell {
    border-right: 0;
  }

  .nav-list,
  .nav-actions .btn {
    display: none;
  }

  .nav-toggle {
    display: block;
  }

  .nav-bar.is-open .nav-list {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: grid;
    gap: 0;
    padding: var(--space-3) var(--gutter) var(--space-5);
    background: var(--paper);
    border-bottom: var(--rule);
    box-shadow: 0 20px 40px rgba(16, 24, 32, 0.08);
  }

  .nav-bar.is-open .nav-link {
    display: flex;
    width: 100%;
    padding: 14px 0;
    border-bottom: var(--rule);
  }

  .mega {
    display: none;
  }

  .section-head {
    grid-template-columns: 1fr;
    gap: var(--space-3);
  }

  .section-head__meta {
    justify-self: start;
    text-align: left;
  }

  .trust-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .trust-cell:nth-child(2) {
    border-right: 0;
  }

  .trust-cell:nth-child(-n + 2) {
    border-bottom: var(--rule);
  }

  .process {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .area-index {
    grid-template-columns: 1fr;
  }

  .area-row:nth-child(odd) {
    border-right: 0;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-titleblock {
    grid-template-columns: 1fr 1fr;
  }

  .footer-titleblock div {
    border-bottom: 1px solid rgba(242, 238, 230, 0.2);
  }

  .footer-titleblock div:nth-child(even) {
    border-right: 0;
  }

  .page-hero__grid {
    grid-template-columns: 1fr;
  }

  .page-meta {
    max-width: 420px;
  }

  .related-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .related-card:nth-child(3n) {
    border-right: var(--rule);
  }

  .related-card:nth-child(2n) {
    border-right: 0;
  }

  .sheet-indicator {
    display: none;
  }
}

@media (max-width: 620px) {
  :root {
    --gutter: 18px;
  }

  h1 {
    font-size: clamp(3rem, 14vw, 5rem);
  }

  .grid-12 {
    grid-template-columns: 1fr;
  }

  .span-3,
  .span-4,
  .span-5,
  .span-6,
  .span-7,
  .span-8,
  .span-9,
  .span-12 {
    grid-column: 1;
  }

  .hero-meta {
    grid-template-columns: 1fr;
    gap: var(--space-2);
  }

  .hero-meta div {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3);
    align-items: baseline;
  }

  .field-grid,
  .form-row,
  .fact-list,
  .aside-stack {
    grid-template-columns: 1fr;
  }

  .pathfinder-form,
  .quote-form {
    box-shadow: 6px 6px 0 var(--paper-2);
  }

  .register-row summary {
    grid-template-columns: 38px minmax(0, 1fr) 24px;
    gap: var(--space-2);
  }

  .register-trigger {
    grid-column: 2;
    font-size: 0.78rem;
  }

  .register-plus {
    grid-column: 3;
    grid-row: 1;
  }

  .register-body {
    grid-template-columns: 1fr;
    padding-left: 46px;
  }

  .register-body__meta {
    grid-column: 1;
  }

  .process {
    grid-template-columns: 1fr;
  }

  .step {
    padding-top: 30px;
  }

  .matrix thead {
    display: none;
  }

  .matrix,
  .matrix tbody,
  .matrix tr,
  .matrix td,
  .matrix tbody th {
    display: block;
    width: 100%;
  }

  .matrix tr {
    padding-block: var(--space-4);
    border-bottom: var(--rule);
  }

  .matrix tbody th,
  .matrix td {
    border-bottom: 0;
    padding: 5px 0;
    white-space: normal;
  }

  .matrix td::before {
    content: attr(data-label);
    display: block;
    font-family: var(--font-mono);
    font-size: 8px;
    letter-spacing: 0.08em;
    color: var(--ink-52);
    text-transform: uppercase;
    margin-bottom: 3px;
  }

  .footer-grid,
  .footer-titleblock {
    grid-template-columns: 1fr;
  }

  .footer-titleblock div {
    border-right: 0;
  }

  .footer-titleblock div:last-child {
    border-bottom: 0;
  }

  .related-grid {
    grid-template-columns: 1fr;
  }

  .related-card,
  .related-card:nth-child(2n),
  .related-card:nth-child(3n) {
    border-right: 0;
  }

  .faq-answer {
    padding-left: 8px;
  }

  .faq-item summary {
    grid-template-columns: 30px minmax(0, 1fr) 20px;
  }

  .faq-tools {
    grid-template-columns: 1fr;
  }

  .category-tabs {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .category-tabs a:nth-child(2n),
  .category-tabs button:nth-child(2n) {
    border-right: 0;
  }

  .category-tabs a,
  .category-tabs button {
    border-bottom: var(--rule);
  }
}

/* ---------- RTL ---------- */

[dir="rtl"] {
  font-family: var(--font-arabic);
}

[dir="rtl"] h1,
[dir="rtl"] h2,
[dir="rtl"] h3,
[dir="rtl"] h4,
[dir="rtl"] .brand-word,
[dir="rtl"] .register-title,
[dir="rtl"] .area-row strong,
[dir="rtl"] .related-card strong {
  font-family: var(--font-arabic);
  letter-spacing: 0;
  line-height: 1.25;
}

[dir="rtl"] body {
  line-height: 1.8;
}

[dir="rtl"] .hero-kicker::before,
[dir="rtl"] .process::after,
[dir="rtl"] .section-rule {
  transform-origin: right;
}

[dir="rtl"] .link-arrow::after {
  content: "←";
}

[dir="rtl"] .nav-link::after {
  transform-origin: right;
}

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

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

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }

  [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .section-rule {
    transform: scaleX(1);
  }

  .process::after {
    transform: scaleX(1);
  }

  .sld .draw {
    stroke-dashoffset: 0;
  }

  .stamp.is-pressed {
    animation: none;
  }
}

@media print {
  .nav-bar,
  .sheet-indicator,
  .utility-bar,
  .site-footer {
    display: none;
  }

  body {
    background: #fff;
    color: #000;
  }

  .section {
    break-inside: avoid;
  }
}