/* ==========================================================================
   NovoTradex International LLC — design system
   Direction: dark editorial hospitality. Warm brass on near-black,
   ivory light mode. Instrument Serif display over Switzer body.
   ========================================================================== */

:root {
  /* Type scale — fluid */
  --text-xs: clamp(0.75rem, 0.72rem + 0.15vw, 0.8125rem);
  --text-sm: clamp(0.875rem, 0.84rem + 0.2vw, 0.9375rem);
  --text-base: clamp(1rem, 0.96rem + 0.2vw, 1.0625rem);
  --text-lg: clamp(1.125rem, 1.03rem + 0.5vw, 1.375rem);
  --text-xl: clamp(1.5rem, 1.25rem + 1.1vw, 2.125rem);
  --text-2xl: clamp(2rem, 1.35rem + 2.4vw, 3.25rem);
  --text-3xl: clamp(2.5rem, 1.5rem + 3.6vw, 4.5rem);

  /* Spacing — 4px base */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-14: 3.5rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Geometry */
  --radius-xs: 2px;
  --radius-sm: 3px;
  --radius-md: 6px;
  --radius-full: 999px;

  /* Motion */
  --transition-interactive: 220ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  /* Widths */
  --content-narrow: 62ch;
  --content-default: 1120px;
  --content-wide: 1360px;

  /* Fonts */
  --font-display: 'Instrument Serif', 'Iowan Old Style', Georgia, serif;
  --font-body: 'Switzer', 'Inter', 'Helvetica Neue', sans-serif;

  /* Section rhythm */
  --section-y: clamp(var(--space-14), 6.5vw, var(--space-24));
  --gutter: clamp(var(--space-5), 4vw, var(--space-12));
}

/* ---------- Dark (default brand mode) ---------- */
:root,
[data-theme='dark'] {
  --color-bg: #0a0c10;
  --color-surface: #10141a;
  --color-surface-2: #161b22;
  --color-surface-offset: #0d1015;
  --color-divider: #1c222b;
  --color-border: #272e39;
  --color-border-strong: #3a4350;

  --color-text: #eeeae2;
  --color-text-muted: #9ba1aa;
  --color-text-faint: #6b7280;
  --color-text-inverse: #0a0c10;

  --color-primary: #c9a86a;
  --color-primary-hover: #ddc08c;
  --color-primary-active: #ab8b4f;
  --color-primary-ink: #0a0c10;
  --color-primary-highlight: rgba(201, 168, 106, 0.16);

  --color-accent: #c2703f;

  --overlay-hero: linear-gradient(180deg, rgba(10, 12, 16, 0.42) 0%, rgba(10, 12, 16, 0.72) 46%, rgba(10, 12, 16, 0.96) 100%);
  --overlay-media: linear-gradient(180deg, rgba(10, 12, 16, 0) 30%, rgba(10, 12, 16, 0.9) 100%);
  --media-brightness: 1;

  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.45);
  --shadow-lg: 0 24px 60px rgba(0, 0, 0, 0.55);
  --header-bg: rgba(10, 12, 16, 0.82);
}

/* ---------- Light (warm ivory) ---------- */
[data-theme='light'] {
  --color-bg: #f7f4ee;
  --color-surface: #fcfaf6;
  --color-surface-2: #ffffff;
  --color-surface-offset: #efeae1;
  --color-divider: #e4ded2;
  --color-border: #dad3c5;
  --color-border-strong: #bfb6a4;

  --color-text: #14171c;
  --color-text-muted: #5f6067;
  --color-text-faint: #8d8b84;
  --color-text-inverse: #fcfaf6;

  --color-primary: #7c5c22;
  --color-primary-hover: #5d4315;
  --color-primary-active: #46320e;
  --color-primary-ink: #fcfaf6;
  --color-primary-highlight: rgba(124, 92, 34, 0.12);

  --color-accent: #9c4f21;

  --overlay-hero: linear-gradient(180deg, rgba(12, 10, 6, 0.34) 0%, rgba(12, 10, 6, 0.5) 50%, rgba(12, 10, 6, 0.78) 100%);
  --overlay-media: linear-gradient(180deg, rgba(12, 10, 6, 0) 30%, rgba(12, 10, 6, 0.82) 100%);
  --media-brightness: 1.02;

  --shadow-sm: 0 1px 2px rgba(40, 32, 18, 0.06);
  --shadow-md: 0 10px 28px rgba(40, 32, 18, 0.09);
  --shadow-lg: 0 24px 56px rgba(40, 32, 18, 0.13);
  --header-bg: rgba(247, 244, 238, 0.86);
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme]) {
    --color-bg: #f7f4ee;
    --color-surface: #fcfaf6;
    --color-surface-2: #ffffff;
    --color-surface-offset: #efeae1;
    --color-divider: #e4ded2;
    --color-border: #dad3c5;
    --color-border-strong: #bfb6a4;
    --color-text: #14171c;
    --color-text-muted: #5f6067;
    --color-text-faint: #8d8b84;
    --color-text-inverse: #fcfaf6;
    --color-primary: #7c5c22;
    --color-primary-hover: #5d4315;
    --color-primary-ink: #fcfaf6;
    --color-primary-highlight: rgba(124, 92, 34, 0.12);
    --header-bg: rgba(247, 244, 238, 0.86);
  }
}

/* ==========================================================================
   Layout primitives
   ========================================================================== */

.wrap {
  width: 100%;
  max-width: var(--content-default);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.wrap--wide { max-width: var(--content-wide); }

section { position: relative; }
section[id] { scroll-margin-top: 136px; }
.section { padding-block: var(--section-y); }
.section--tight { padding-block: clamp(var(--space-12), 6vw, var(--space-20)); }
.section--offset { background: var(--color-surface-offset); }
.section--line { border-top: 1px solid var(--color-divider); }

.skip-link {
  position: absolute; left: var(--space-4); top: var(--space-4);
  z-index: 200; padding: var(--space-2) var(--space-4);
  background: var(--color-primary); color: var(--color-primary-ink);
  border-radius: var(--radius-full); font-size: var(--text-sm);
  transform: translateY(-200%);
}
.skip-link:focus { transform: translateY(0); }

/* ==========================================================================
   Typography
   ========================================================================== */

.eyebrow {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.eyebrow::before {
  content: '';
  width: var(--space-8);
  height: 1px;
  background: currentColor;
  opacity: 0.6;
  flex: none;
}
.eyebrow--plain::before { display: none; }

.display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.04;
}
h1.display { font-size: var(--text-2xl); }
.display--hero { font-size: var(--text-3xl); }
h2.display { font-size: var(--text-xl); line-height: 1.1; }
h3.display { font-size: var(--text-lg); line-height: 1.2; }

.h-sub {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.01em;
}

.lead {
  font-size: var(--text-lg);
  line-height: 1.5;
  color: var(--color-text-muted);
  max-width: 46ch;
}
.prose { color: var(--color-text-muted); max-width: var(--content-narrow); }
.prose p + p { margin-top: var(--space-4); }
.muted { color: var(--color-text-muted); }
.faint { color: var(--color-text-faint); }
.nums { font-variant-numeric: tabular-nums; }

.section-head {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 60ch;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}
.section-head p { color: var(--color-text-muted); max-width: 52ch; }

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.85rem var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: 0.01em;
  background: var(--color-primary);
  color: var(--color-primary-ink);
  border: 1px solid var(--color-primary);
  text-decoration: none;
  min-height: 46px;
}
.btn:hover { background: var(--color-primary-hover); border-color: var(--color-primary-hover); }
.btn:active { transform: translateY(1px); }

.btn--ghost {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border-strong);
}
.btn--ghost:hover {
  background: var(--color-primary-highlight);
  border-color: var(--color-primary);
  color: var(--color-text);
}

.btn--onmedia {
  background: transparent;
  color: #f5f1e9;
  border-color: rgba(245, 241, 233, 0.45);
}
.btn--onmedia:hover { background: rgba(245, 241, 233, 0.12); border-color: #f5f1e9; }

.btn-group { display: flex; flex-wrap: wrap; gap: var(--space-3); }

.link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-primary);
  text-decoration: none;
  padding-block: var(--space-1);
}
.link svg { transition: transform var(--transition-interactive); flex: none; }
.link:hover { color: var(--color-primary-hover); }
.link:hover svg { transform: translateX(4px); }

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  transition: background 300ms var(--ease-out), border-color 300ms var(--ease-out),
    backdrop-filter 300ms var(--ease-out);
  border-bottom: 1px solid transparent;
}
.site-header.is-scrolled {
  background: var(--header-bg);
  backdrop-filter: blur(14px) saturate(150%);
  -webkit-backdrop-filter: blur(14px) saturate(150%);
  border-bottom-color: var(--color-divider);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  min-height: 74px;
}

/* On-hero header text is always light until scrolled */
.site-header:not(.is-scrolled) .brand,
.site-header:not(.is-scrolled) .nav a,
.site-header:not(.is-scrolled) .icon-btn { color: #f2eee6; }
.site-header:not(.is-scrolled).header--solid .brand,
.site-header:not(.is-scrolled).header--solid .nav a,
.site-header:not(.is-scrolled).header--solid .icon-btn { color: var(--color-text); }
.header--solid { background: var(--header-bg); backdrop-filter: blur(14px); border-bottom-color: var(--color-divider); }

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
  flex: none;
}
.brand svg { width: 34px; height: 34px; color: var(--color-primary); flex: none; }
.brand-text { display: flex; flex-direction: column; line-height: 1.05; }
.brand-name {
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.brand-sub {
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-top: 2px;
}
.site-header:not(.is-scrolled):not(.header--solid) .brand-sub { color: rgba(242, 238, 230, 0.65); }

.nav { display: flex; align-items: center; gap: 0; }
.nav a {
  position: relative;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  text-decoration: none;
  color: var(--color-text);
  opacity: 0.78;
  border-radius: var(--radius-sm);
}
.nav a:hover { opacity: 1; }
.nav a[aria-current='page'] { opacity: 1; }
.nav a[aria-current='page']::after {
  content: '';
  position: absolute;
  left: var(--space-3);
  right: var(--space-3);
  bottom: 2px;
  height: 1px;
  background: var(--color-primary);
}

.header-actions { display: flex; align-items: center; gap: var(--space-2); flex: none; }

.icon-btn {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  color: var(--color-text);
  border: 1px solid transparent;
}
.icon-btn:hover { background: var(--color-primary-highlight); }
.icon-btn svg { width: 19px; height: 19px; }

.nav-toggle { display: none; }

/* Mobile drawer */
.drawer {
  position: fixed;
  inset: 0;
  z-index: 150;
  background: var(--color-bg);
  padding: var(--space-6) var(--gutter) var(--space-10);
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  transform: translateY(-100%);
  transition: transform 420ms var(--ease-out);
  overflow-y: auto;
}
.drawer.is-open { transform: translateY(0); }
.drawer-top { display: flex; align-items: center; justify-content: space-between; min-height: 46px; }
.drawer nav { display: flex; flex-direction: column; }
.drawer nav a {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  text-decoration: none;
  padding-block: var(--space-4);
  border-bottom: 1px solid var(--color-divider);
}
.drawer nav a[aria-current='page'] { color: var(--color-primary); }

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: clamp(600px, 92vh, 940px);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  isolation: isolate;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: -2;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(var(--media-brightness));
  animation: heroDrift 26s var(--ease-out) forwards;
}
@keyframes heroDrift {
  from { transform: scale(1.09); }
  to { transform: scale(1); }
}
.hero-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--overlay-hero);
}
.hero-inner {
  position: relative;
  z-index: 1;
  padding-block: clamp(var(--space-24), 16vh, var(--space-32)) clamp(var(--space-16), 9vw, var(--space-24));
  color: #f5f1e9;
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  max-width: 940px;
}
.hero-inner .eyebrow { color: var(--color-primary); }
.hero-inner h1 { color: #fdfbf7; max-width: 20ch; }
.hero-inner .lead { color: rgba(245, 241, 233, 0.84); max-width: 54ch; }
.hero-rule {
  width: 100%;
  max-width: 780px;
  height: 1px;
  background: rgba(245, 241, 233, 0.22);
  margin-block: var(--space-2);
}
.hero-thresholds {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  list-style: none;
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(245, 241, 233, 0.72);
}
.hero-thresholds li { display: flex; align-items: center; gap: var(--space-2); }
.hero-thresholds li::before {
  content: '';
  width: 4px; height: 4px;
  border-radius: 50%;
  background: var(--color-primary);
  flex: none;
}

/* Interior page header */
.page-hero {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(var(--space-24), 20vh, var(--space-32)) clamp(var(--space-12), 7vw, var(--space-20));
  color: #f5f1e9;
}
.page-hero .hero-media img { animation: none; transform: none; }
.page-hero h1 { color: #fdfbf7; max-width: 24ch; }
.page-hero .lead { color: rgba(245, 241, 233, 0.82); }
.page-hero-inner { display: flex; flex-direction: column; gap: var(--space-5); }
.breadcrumb {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 241, 233, 0.62);
  display: flex;
  gap: var(--space-2);
}
.breadcrumb a { text-decoration: none; }
.breadcrumb a:hover { color: var(--color-primary); }

/* ==========================================================================
   Facts strip
   ========================================================================== */

.facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
}
.fact {
  padding: clamp(var(--space-8), 4vw, var(--space-12)) var(--space-6);
  border-left: 1px solid var(--color-divider);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.fact:first-child { border-left: 0; }
.fact-value {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 1.2rem + 1.8vw, 2.75rem);
  line-height: 1;
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
}
.fact-value {
  display: flex;
  align-items: baseline;
  gap: 0.14em;
  flex-wrap: wrap;
}
.fact-value .nums { font-size: 1em; color: var(--color-text); }
.fact-value .unit {
  font-family: var(--font-body);
  font-size: 0.34em;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.fact-label {
  font-size: var(--text-xs);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-text-faint);
}
.fact-note { font-size: var(--text-sm); color: var(--color-text-muted); }

/* ==========================================================================
   Split / editorial layouts
   ========================================================================== */

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(var(--space-8), 5vw, var(--space-20));
  align-items: center;
}
.split--offset { grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr); }
.split--top { align-items: start; }
.split--reverse > *:first-child { order: 2; }

.figure {
  position: relative;
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--color-surface);
}
.figure img { width: 100%; height: 100%; object-fit: cover; filter: brightness(var(--media-brightness)); }
.figure--tall { aspect-ratio: 4 / 5; max-height: 34rem; }
.figure--wide { aspect-ratio: 16 / 10; }
.figure--square { aspect-ratio: 1 / 1; }
.figure figcaption {
  position: absolute;
  inset: auto 0 0 0;
  padding: var(--space-6);
  background: var(--overlay-media);
  color: #f5f1e9;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.stack { display: flex; flex-direction: column; gap: var(--space-6); align-items: flex-start; }
.stack--tight { gap: var(--space-4); }

/* Full-bleed quote band */
.band {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding-block: clamp(var(--space-24), 14vw, var(--space-32));
  color: #f5f1e9;
}
.band .hero-media img { animation: none; }
.band blockquote {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 1.1rem + 2vw, 2.6rem);
  line-height: 1.2;
  max-width: 24ch;
  color: #fdfbf7;
}
.band cite {
  display: block;
  margin-top: var(--space-6);
  font-family: var(--font-body);
  font-style: normal;
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(245, 241, 233, 0.68);
}

/* ==========================================================================
   Cards
   ========================================================================== */

.grid { display: grid; gap: var(--space-6); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

.card {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  padding: clamp(var(--space-6), 2.5vw, var(--space-8));
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  height: 100%;
}
.card__index {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}
.card p { color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.65; }
.card .link { margin-top: auto; }

.media-card {
  display: flex;
  flex-direction: column;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  height: 100%;
  text-decoration: none;
  color: inherit;
}
.media-card__img { aspect-ratio: 4 / 3; overflow: hidden; background: var(--color-surface-2); }
.media-card__img img {
  width: 100%; height: 100%; object-fit: cover;
  filter: brightness(var(--media-brightness));
  transition: transform 700ms var(--ease-out);
}
.media-card:hover { border-color: var(--color-border-strong); }
.media-card:hover .media-card__img img { transform: scale(1.045); }
.media-card__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: clamp(var(--space-5), 2vw, var(--space-8));
  flex: 1;
}
.media-card__body p { color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.65; }
.media-card__body .link { margin-top: auto; }

.media-card--reference .media-card__img { aspect-ratio: 16 / 9; }
.media-card--reference .media-card__img img { object-position: center; }

.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  list-style: none;
}
.tag-list li {
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-full);
  color: var(--color-text-muted);
  font-size: var(--text-xs);
  letter-spacing: 0.04em;
}

.document-card { position: relative; }
.document-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2) var(--space-4);
  color: var(--color-text-faint);
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.document-card .btn { margin-top: auto; align-self: flex-start; }

/* ==========================================================================
   Lists
   ========================================================================== */

.list { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.list li {
  position: relative;
  padding-left: var(--space-6);
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  line-height: 1.6;
}
.list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.62em;
  width: 9px;
  height: 1px;
  background: var(--color-primary);
}
.list--check li::before {
  content: '';
  top: 0.45em;
  left: 1px;
  width: 9px;
  height: 5px;
  background: none;
  border-left: 1.5px solid var(--color-primary);
  border-bottom: 1.5px solid var(--color-primary);
  transform: rotate(-45deg);
}
.list--risk li::before {
  top: 0.5em;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: none;
  border: 1px solid var(--color-accent);
}
.list--num { counter-reset: n; }
.list--num li { padding-left: var(--space-10); }
.list--num li::before {
  counter-increment: n;
  content: counter(n, decimal-leading-zero);
  top: 0;
  width: auto;
  height: auto;
  background: none;
  font-size: var(--text-xs);
  letter-spacing: 0.08em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}

.definition { display: flex; flex-direction: column; gap: 0; }
.definition > div {
  display: grid;
  grid-template-columns: minmax(150px, 0.35fr) minmax(0, 1fr);
  gap: var(--space-6);
  padding-block: var(--space-5);
  border-top: 1px solid var(--color-divider);
}
.definition > div:last-child { border-bottom: 1px solid var(--color-divider); }
.definition dt {
  font-size: var(--text-xs);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.definition dd { color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.65; }

/* ==========================================================================
   Panels, process, transparency bar
   ========================================================================== */

.panel {
  padding: clamp(var(--space-8), 4vw, var(--space-16));
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.panel--quiet { background: var(--color-surface-offset); }

.process { display: grid; grid-template-columns: repeat(6, minmax(0, 1fr)); gap: 0; }
.process-step {
  padding: var(--space-6) var(--space-4) var(--space-8);
  border-top: 1px solid var(--color-border);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.process-step::before {
  content: '';
  position: absolute;
  top: -4px;
  left: 0;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid var(--color-primary);
}
.process-step.is-active::before { background: var(--color-primary); }
.process-num {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  color: var(--color-primary);
  font-variant-numeric: tabular-nums;
}
.process-step h3 { font-family: var(--font-body); font-size: var(--text-base); font-weight: 600; }
.process-step p { font-size: var(--text-xs); color: var(--color-text-muted); line-height: 1.6; }

.cost-bar {
  display: flex;
  width: 100%;
  height: 12px;
  border-radius: var(--radius-full);
  overflow: hidden;
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
}
.cost-bar span { display: block; height: 100%; }
.cost-bar span:nth-child(1) { flex: 62; background: color-mix(in oklab, var(--color-primary) 88%, transparent); }
.cost-bar span:nth-child(2) { flex: 15; background: color-mix(in oklab, var(--color-primary) 58%, transparent); }
.cost-bar span:nth-child(3) { flex: 13; background: color-mix(in oklab, var(--color-primary) 34%, transparent); }
.cost-bar span:nth-child(4) { flex: 10; background: var(--color-accent); }
.cost-key { list-style: none; display: flex; flex-wrap: wrap; gap: var(--space-4) var(--space-6); }
.cost-key li {
  display: flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--color-text-muted);
}
.cost-key i { width: 10px; height: 10px; border-radius: 2px; flex: none; }
.cost-key li:nth-child(1) i { background: color-mix(in oklab, var(--color-primary) 88%, transparent); }
.cost-key li:nth-child(2) i { background: color-mix(in oklab, var(--color-primary) 58%, transparent); }
.cost-key li:nth-child(3) i { background: color-mix(in oklab, var(--color-primary) 34%, transparent); }
.cost-key li:nth-child(4) i { background: var(--color-accent); }

/* Timeline (approach) */
.timeline { display: flex; flex-direction: column; }
.timeline-item {
  display: grid;
  grid-template-columns: minmax(180px, 0.3fr) minmax(0, 1fr);
  gap: clamp(var(--space-6), 4vw, var(--space-16));
  padding-block: clamp(var(--space-8), 4vw, var(--space-12));
  border-top: 1px solid var(--color-divider);
}
.timeline-item:last-child { border-bottom: 1px solid var(--color-divider); }
.timeline-phase {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.timeline-body { display: flex; flex-direction: column; gap: var(--space-4); }

/* Sticky sub-nav */
.subnav {
  position: sticky;
  top: 74px;
  z-index: 60;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
}
.subnav ul {
  list-style: none;
  display: flex;
  gap: var(--space-6);
  overflow-x: auto;
  scrollbar-width: none;
  padding-block: var(--space-4);
}
.subnav ul::-webkit-scrollbar { display: none; }
.subnav a {
  white-space: nowrap;
  font-size: var(--text-xs);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  text-decoration: none;
  padding-block: var(--space-1);
  border-bottom: 1px solid transparent;
}
.subnav a:hover { color: var(--color-text); }
.subnav a.is-active { color: var(--color-primary); border-bottom-color: var(--color-primary); }

/* ==========================================================================
   Form
   ========================================================================== */

.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
.field { display: flex; flex-direction: column; gap: var(--space-2); }
.field--full { grid-column: 1 / -1; }
.field label {
  font-size: var(--text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}
.field label .req { color: var(--color-accent); }
.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.8rem var(--space-4);
  background: var(--color-surface-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xs);
  font-size: var(--text-sm);
  color: var(--color-text);
  min-height: 46px;
}
.field textarea { min-height: 132px; resize: vertical; }
.field input:hover, .field select:hover, .field textarea:hover { border-color: var(--color-border-strong); }
.field input:focus-visible, .field select:focus-visible, .field textarea:focus-visible {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 3px var(--color-primary-highlight);
}
.field .error-text { font-size: var(--text-xs); color: var(--color-accent); min-height: 1em; }
.field.has-error input, .field.has-error select, .field.has-error textarea { border-color: var(--color-accent); }
.form-foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-8);
}
.form-foot p { font-size: var(--text-xs); color: var(--color-text-faint); max-width: 44ch; }

.form-success {
  display: none;
  flex-direction: column;
  gap: var(--space-4);
  align-items: flex-start;
  padding: clamp(var(--space-8), 4vw, var(--space-12));
  border: 1px solid var(--color-primary);
  border-radius: var(--radius-sm);
  background: var(--color-primary-highlight);
}
.form-success.is-visible { display: flex; }
.form-success .tick {
  display: grid; place-items: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  border: 1px solid var(--color-primary);
  color: var(--color-primary);
}
form.is-submitted { display: none; }

/* ==========================================================================
   Contact rows / footer
   ========================================================================== */

.contact-rows { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border-top: 1px solid var(--color-divider); }
.contact-row {
  padding: clamp(var(--space-6), 3vw, var(--space-10)) var(--space-6);
  border-left: 1px solid var(--color-divider);
  border-bottom: 1px solid var(--color-divider);
  display: flex; flex-direction: column; gap: var(--space-2);
}
.contact-row:first-child { border-left: 0; }
.contact-row dt {
  font-size: var(--text-xs); letter-spacing: 0.12em; text-transform: uppercase; color: var(--color-primary);
}
.contact-row dd { font-size: var(--text-base); color: var(--color-text); }
.contact-row dd a { text-decoration: none; border-bottom: 1px solid var(--color-border-strong); }
.contact-row dd a:hover { color: var(--color-primary); border-color: var(--color-primary); }
.contact-phones { display: flex; flex-direction: column; align-items: flex-start; gap: var(--space-2); }

.cta-band {
  padding-block: clamp(var(--space-14), 7vw, var(--space-24));
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface-offset);
}
.cta-band .inner {
  display: flex; flex-wrap: wrap; align-items: end; justify-content: space-between;
  gap: var(--space-8);
}
.cta-band h2 { max-width: 26ch; }

.site-footer {
  border-top: 1px solid var(--color-divider);
  background: var(--color-bg);
  padding-block: clamp(var(--space-12), 6vw, var(--space-20)) var(--space-8);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: clamp(var(--space-8), 4vw, var(--space-16));
}
.footer-col h3 {
  font-size: var(--text-xs);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-text-faint);
  margin-bottom: var(--space-5);
  font-family: var(--font-body);
  font-weight: 500;
}
.footer-col ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); font-size: var(--text-sm); color: var(--color-text-muted); }
.footer-col a { font-size: var(--text-sm); color: var(--color-text-muted); text-decoration: none; }
.footer-col a:hover { color: var(--color-primary); }
.footer-brand { display: flex; flex-direction: column; gap: var(--space-4); }
.footer-brand p { font-size: var(--text-sm); color: var(--color-text-muted); max-width: 34ch; }
.footer-bottom {
  display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-4);
  margin-top: clamp(var(--space-10), 5vw, var(--space-16));
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}

/* ==========================================================================
   Scroll reveal
   ========================================================================== */

.reveal { opacity: 0; transform: translateY(18px); transition: opacity 800ms var(--ease-out), transform 800ms var(--ease-out); }
.reveal.is-in { opacity: 1; transform: none; }
.reveal[data-delay='1'] { transition-delay: 90ms; }
.reveal[data-delay='2'] { transition-delay: 180ms; }
.reveal[data-delay='3'] { transition-delay: 270ms; }
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; }
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1080px) {
  .nav, .header-actions .btn { display: none; }
  .nav-toggle { display: grid; }
  .facts { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .fact:nth-child(3) { border-left: 0; }
  .fact:nth-child(n + 3) { border-top: 1px solid var(--color-divider); }
  .process { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact-rows { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .contact-row:nth-child(odd) { border-left: 0; }
  .subnav { top: 66px; }
  .header-inner { min-height: 66px; }
}

@media (max-width: 900px) {
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  .split, .split--offset { grid-template-columns: minmax(0, 1fr); }
  .split--reverse > *:first-child { order: 0; }
  .grid--3, .grid--2, .grid--4 { grid-template-columns: minmax(0, 1fr); }
  .facts { grid-template-columns: minmax(0, 1fr); }
  .fact { border-left: 0; }
  .fact + .fact { border-top: 1px solid var(--color-divider); }
  .process { grid-template-columns: minmax(0, 1fr); gap: 0; }
  .process-step { padding-block: var(--space-5); }
  .timeline-item, .definition > div { grid-template-columns: minmax(0, 1fr); gap: var(--space-3); }
  .form-grid { grid-template-columns: minmax(0, 1fr); }
  .contact-rows { grid-template-columns: minmax(0, 1fr); }
  .contact-row { border-left: 0; }
  .footer-grid { grid-template-columns: minmax(0, 1fr); gap: var(--space-10); }
  .hero { min-height: 88vh; }
  .cta-band .inner { align-items: flex-start; }
  .lead { font-size: var(--text-base); }
  .subnav { background: var(--color-bg); backdrop-filter: none; -webkit-backdrop-filter: none; border-bottom: 1px solid var(--color-divider); }
  .subnav ul { gap: var(--space-5); }
}