/* Terishield SA — Reusable components (Phase A.4 — Swiss Global Institutional) */

/* ============ Buttons ============
   Institutional, not promotional: solid graphite/mineral pairs, or a
   plain outline. The metallic accent never fills a button — at most it
   appears as a hover underline. */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  border: var(--border-width) solid transparent;
  border-radius: var(--radius-sm);
  transition: background-color var(--duration-fast) var(--ease-standard),
              border-color var(--duration-fast) var(--ease-standard),
              color var(--duration-fast) var(--ease-standard);
  min-height: 44px;
  white-space: nowrap;
}

/* On light backgrounds: graphite fill, mineral text */
.btn--primary {
  background: var(--color-bg-dark);
  border-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.btn--primary:hover {
  background: var(--raw-graphite-soft);
  border-color: var(--raw-graphite-soft);
}

/* On dark backgrounds: mineral fill, graphite text */
.btn--inverse {
  background: var(--color-bg);
  border-color: var(--color-bg);
  color: var(--color-bg-dark);
}

.btn--inverse:hover {
  background: var(--color-text-on-dark-muted);
}

/* Plain outline — the preferred secondary action, on light backgrounds */
.btn--outline {
  background: transparent;
  border-color: var(--color-text);
  color: var(--color-text);
}

.btn--outline:hover {
  background: var(--color-bg-dark);
  border-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

/* Plain outline for dark backgrounds */
.btn--outline-inverse {
  background: transparent;
  border-color: var(--color-border-dark);
  color: var(--color-text-on-dark);
}

.btn--outline-inverse:hover {
  background: var(--color-bg);
  border-color: var(--color-bg);
  color: var(--color-bg-dark);
}

.btn--sm {
  padding: var(--space-2) var(--space-4);
  font-size: var(--fs-xs);
  min-height: 36px;
}

/* Text link with a fine underline — the most common secondary action */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  text-decoration: none;
  color: inherit;
  border-bottom: 1px solid currentColor;
  padding-bottom: 2px;
  width: fit-content;
}

.text-link:hover { color: var(--color-accent-strong); }

/* ============ Site header ============
   Solid from first paint, always. Readability is never traded for an
   overlay effect. Only a subtle height/shadow tightening on scroll. */
.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-header);
  background: var(--color-bg);
  border-bottom: var(--border-width) solid var(--color-border);
  transition: box-shadow var(--duration-base) var(--ease-standard),
              height var(--duration-base) var(--ease-standard);
}

.site-header.is-scrolled {
  box-shadow: 0 1px 0 0 var(--color-border), 0 8px 24px -16px rgba(17, 19, 21, 0.18);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  height: var(--header-height);
}

.site-header.is-scrolled .site-header__inner { height: 68px; }

.site-header__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.site-header__logo img { height: 30px; width: auto; }

.site-nav { display: none; }

@media (min-width: 1024px) {
  .site-nav { display: block; flex: 1; }
}

.site-nav__list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
}

.site-nav__list > li { position: relative; }

.site-nav__link,
.site-nav__trigger {
  display: inline-flex;
  align-items: center;
  gap: var(--space-1);
  background: none;
  border: none;
  padding: var(--space-2) 0;
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  text-decoration: none;
  position: relative;
}

.site-nav__link::after,
.site-nav__trigger::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -2px;
  height: 2px;
  background: var(--color-bg-dark);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.site-nav__link:hover::after,
.site-nav__trigger:hover::after,
.has-dropdown.is-open .site-nav__trigger::after {
  transform: scaleX(1);
}

.site-nav__link[aria-current="page"] {
  color: var(--color-text);
}

.site-nav__link[aria-current="page"]::after {
  transform: scaleX(1);
  background: var(--color-accent-strong);
}

.site-nav__chevron {
  width: 0.7em;
  height: 0.7em;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.has-dropdown.is-open .site-nav__chevron { transform: rotate(180deg); }

.site-nav__dropdown {
  position: absolute;
  top: calc(100% + var(--space-4));
  left: 50%;
  transform: translateX(-50%);
  min-width: 320px;
  background: var(--color-bg);
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: 0 16px 40px -12px rgba(17, 19, 21, 0.22);
  padding: var(--space-3);
  z-index: var(--z-dropdown);
  opacity: 0;
  visibility: hidden;
  translate: 0 4px;
  transition: opacity var(--duration-fast) var(--ease-standard),
              translate var(--duration-fast) var(--ease-standard),
              visibility var(--duration-fast);
}

.has-dropdown.is-open .site-nav__dropdown {
  opacity: 1;
  visibility: visible;
  translate: 0 0;
}

.site-nav__dropdown a {
  display: block;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-sm);
  color: var(--color-text);
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}

.site-nav__dropdown a:hover,
.site-nav__dropdown a:focus-visible {
  background: var(--color-bg-band);
}

.site-nav__dropdown .dropdown-primary {
  color: var(--color-text);
  font-weight: var(--fw-semibold);
}

.site-nav__dropdown .dropdown-desc {
  display: block;
  font-weight: var(--fw-regular);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

.site-header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-shrink: 0;
}

.menu-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  background: none;
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-sm);
}

.menu-toggle__bars {
  position: relative;
  width: 18px;
  height: 12px;
}

.menu-toggle__bars span {
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-text);
  transition: transform var(--duration-fast) var(--ease-standard),
              opacity var(--duration-fast) var(--ease-standard);
}

.menu-toggle__bars span:nth-child(1) { top: 0; }
.menu-toggle__bars span:nth-child(2) { top: 5px; }
.menu-toggle__bars span:nth-child(3) { top: 10px; }

.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:nth-child(1) { transform: translateY(5px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:nth-child(2) { opacity: 0; }
.menu-toggle[aria-expanded="true"] .menu-toggle__bars span:nth-child(3) { transform: translateY(-5px) rotate(-45deg); }

/* Mobile nav panel */
.mobile-nav {
  position: fixed;
  inset: var(--header-height) 0 0 0;
  background: var(--color-bg);
  overflow-y: auto;
  padding: var(--space-6) var(--gutter) var(--space-8);
  z-index: calc(var(--z-header) - 1);
}

.mobile-nav[hidden] { display: none; }

.mobile-nav__list > li { border-bottom: var(--border-width) solid var(--color-border); }

.mobile-nav__link,
.mobile-nav__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: none;
  border: none;
  text-align: left;
  padding: var(--space-5) 0;
  font-family: var(--font-sans);
  font-size: var(--fs-md);
  font-weight: var(--fw-medium);
  color: var(--color-text);
  text-decoration: none;
}

.mobile-nav__submenu { display: none; padding-bottom: var(--space-4); }
.mobile-nav__submenu.is-open { display: block; }

.mobile-nav__submenu a {
  display: block;
  padding: var(--space-3) 0 var(--space-3) var(--space-4);
  color: var(--color-text-muted);
  text-decoration: none;
  font-size: var(--fs-sm);
  border-left: 2px solid var(--color-border);
}

.mobile-nav__cta { margin-top: var(--space-6); }

@media (min-width: 1024px) {
  .mobile-nav { display: none !important; }
}

/* ============ Registration mark — the Terishield signature ============
   A thin corner bracket, drawn from technical-drawing and print
   registration marks: the point where two things are precisely aligned.
   Frames photography and marks section eyebrows. Never animated beyond
   a one-time reveal; never used as a repeating pattern or grid. */
.reg-frame {
  position: relative;
}

.reg-frame::before,
.reg-frame::after {
  content: "";
  position: absolute;
  width: 22px;
  height: 22px;
  pointer-events: none;
}

.reg-frame::before {
  top: -1px;
  left: -1px;
  border-top: 1px solid var(--reg-color, var(--color-accent-strong));
  border-left: 1px solid var(--reg-color, var(--color-accent-strong));
}

.reg-frame::after {
  bottom: -1px;
  right: -1px;
  border-bottom: 1px solid var(--reg-color, var(--color-accent-strong));
  border-right: 1px solid var(--reg-color, var(--color-accent-strong));
}

.reg-frame--on-dark { --reg-color: rgba(245, 244, 240, 0.55); }

/* Eyebrow — a small bracket mark rather than a plain line */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-sans);
  font-size: var(--fs-2xs);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.eyebrow::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-top: 1px solid var(--color-accent-strong);
  border-left: 1px solid var(--color-accent-strong);
}

.eyebrow--on-dark { color: var(--color-text-on-dark-muted); }
.eyebrow--on-dark::before { border-color: rgba(245, 244, 240, 0.6); }

/* ============ Image placeholder ============
   Deliberately plain and clearly labelled — never dressed up to look
   like finished art. Holds the exact crop the final photograph needs. */
.img-placeholder {
  position: relative;
  background: var(--color-bg-band);
  display: flex;
  align-items: flex-end;
  overflow: hidden;
}

/* An activated photograph slot — same clipped frame as .img-placeholder,
   holding a real <img> instead of the placeholder label. */
.photo-frame {
  position: relative;
  overflow: hidden;
}

.photo-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.img-placeholder__label {
  padding: var(--space-4);
  font-family: var(--font-mono);
  font-size: 10.5px;
  line-height: 1.6;
  letter-spacing: var(--ls-normal);
  color: var(--color-text-muted);
  background: linear-gradient(0deg, rgba(245,244,240,0.92) 0%, rgba(245,244,240,0) 100%);
  width: 100%;
}

.img-placeholder__label strong {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-1);
}

/* ============ Statement quote — the single serif moment ============ */
.statement-quote {
  font-family: var(--font-serif);
  font-style: normal;
  font-weight: 500;
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  line-height: 1.35;
  letter-spacing: -0.005em;
}

/* ============ Institutional Model — horizontal typographic index ==== */
.index-list {
  display: flex;
  border-top: var(--border-width) solid var(--color-border);
}

.index-list__item {
  flex: 1;
  padding: var(--space-6) var(--space-6) 0;
  border-right: var(--border-width) solid var(--color-border);
}

.index-list__item:first-child { padding-left: 0; }
.index-list__item:last-child { border-right: none; padding-right: 0; }

.index-list__num {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: var(--color-accent-strong);
  letter-spacing: var(--ls-wide);
  margin-bottom: var(--space-5);
}

.index-list__item h3 {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-3);
}

.index-list__item p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

@media (max-width: 1023px) {
  .index-list { flex-direction: column; }
  .index-list__item {
    border-right: none;
    border-bottom: var(--border-width) solid var(--color-border);
    padding: var(--space-5) 0;
  }
  .index-list__item:last-child { border-bottom: none; padding-bottom: 0; }
}

/* ============ International — petrol band, region index ============ */
.petrol-band {
  background: var(--color-bg-petrol);
  color: var(--color-text-on-dark);
}

.petrol-band h1, .petrol-band h2 { color: var(--color-text-on-dark); }

/* Section-level background utility, used sparingly to vary rhythm */
.section--stone { background: var(--color-bg-band); }

/* Wide, balanced editorial intro: heading and lead sentence sit side by
   side rather than stacking into a narrow column of text. */
.petrol-band__intro {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-8);
  align-items: end;
  margin-bottom: var(--space-8);
}

@media (max-width: 900px) {
  .petrol-band__intro { grid-template-columns: 1fr; gap: var(--space-4); }
}

.petrol-band__lead {
  font-size: var(--fs-md);
  color: var(--color-text-on-dark-muted);
  max-width: 52ch;
}

/* A structured geographic register — a genuine index with dividers,
   not a stacked list of prose. */
.region-register {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  border-top: var(--border-width) solid var(--color-border-dark);
}

.region-register > div {
  padding: var(--space-5) var(--space-6);
  border-right: var(--border-width) solid var(--color-border-dark);
}

.region-register > div:first-child { padding-left: 0; }
.region-register > div:last-child { border-right: none; padding-right: 0; }

@media (max-width: 900px) {
  .region-register { grid-template-columns: repeat(2, 1fr); }
  .region-register > div:nth-child(odd) { padding-right: var(--space-5); }
  .region-register > div:nth-child(even) { border-right: none; padding-right: 0; }
  .region-register > div:nth-child(-n+2) {
    border-bottom: var(--border-width) solid var(--color-border-dark);
    padding-bottom: var(--space-5);
  }
}

@media (max-width: 480px) {
  .region-register { grid-template-columns: 1fr; }
  .region-register > div {
    border-right: none !important;
    border-bottom: var(--border-width) solid var(--color-border-dark);
    padding: var(--space-5) 0 !important;
  }
  .region-register > div:last-child { border-bottom: none; }
}

.region-register dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-on-dark-muted);
  margin-bottom: var(--space-3);
}

.region-register dd {
  margin: 0;
  font-size: var(--fs-md);
  color: var(--color-text-on-dark);
  line-height: var(--lh-snug);
}

.petrol-band__footnote {
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: var(--border-width) solid var(--color-border-dark);
  font-size: var(--fs-xs);
  color: var(--color-text-on-dark-muted);
  max-width: 68ch;
}

.petrol-band__footnote a { color: var(--color-text-on-dark); }

/* ============ Integrated Expertise — concise, three across, no cards ==== */
.expertise-brief {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: var(--border-width) solid var(--color-border);
}

.expertise-brief__item {
  padding: var(--space-5) var(--space-6);
  border-right: var(--border-width) solid var(--color-border);
}

.expertise-brief__item:first-child { padding-left: 0; }

.expertise-brief__item:last-child { border-right: none; padding-right: 0; }

.expertise-brief__item h3 {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-2);
}

.expertise-brief__item p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  line-height: var(--lh-snug);
}

@media (max-width: 640px) {
  .expertise-brief { grid-template-columns: 1fr; }
  .expertise-brief__item {
    border-right: none;
    border-bottom: var(--border-width) solid var(--color-border);
    padding: var(--space-5) 0;
  }
  .expertise-brief__item:last-child { border-bottom: none; padding-bottom: 0; }
}

.expertise-brief__cta { margin-top: var(--space-6); }

/* ============ Selected Experience — asymmetric case feature ============ */
.case-feature {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-7);
}

@media (max-width: 900px) {
  .case-feature { grid-template-columns: 1fr; }
}

.case-feature__main .img-placeholder,
.case-feature__main .photo-frame { aspect-ratio: 3 / 2; margin-bottom: var(--space-5); }
.case-feature__main h3 { font-size: var(--fs-xl); margin-bottom: var(--space-3); }
.case-feature__main p { color: var(--color-text-muted); max-width: 56ch; }

.case-feature__outcome {
  margin-top: var(--space-4);
  padding-top: var(--space-4);
  border-top: var(--border-width) solid var(--color-border);
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}

.case-feature__side { display: flex; flex-direction: column; gap: var(--space-6); }

.case-list-item {
  padding-top: var(--space-5);
  border-top: var(--border-width) solid var(--color-border);
}

.case-list-item__category {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-accent-strong);
  display: block;
  margin-bottom: var(--space-2);
}

.case-list-item h4 { font-size: var(--fs-md); font-weight: var(--fw-semibold); margin-bottom: var(--space-2); }
.case-list-item p { font-size: var(--fs-sm); color: var(--color-text-muted); }

/* ============ Standards & Certifications — restrained institutional register ============ */
.cert-register {
  display: flex;
  flex-direction: column;
}

.cert-register__item {
  display: flex;
  gap: var(--space-5);
  padding-block: var(--space-6);
  border-top: var(--border-width) solid var(--color-border);
}

.cert-register__item:last-child { border-bottom: var(--border-width) solid var(--color-border); }

.cert-register__mark {
  width: 44px;
  height: 44px;
  flex-shrink: 0;
  object-fit: contain;
  opacity: 0.85;
}

.cert-register__body h3 {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-3);
}

.cert-register__body p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  max-width: 68ch;
  margin-bottom: var(--space-3);
}

.cert-register__meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-2) var(--space-5);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

@media (max-width: 600px) {
  .cert-register__item { gap: var(--space-4); }
  .cert-register__mark { width: 32px; height: 32px; }
}

/* ============ Cert register — split variant: two equal columns ============
   Scoped modifier for the Standards & Certifications section only; the
   base .cert-register (single-column register) is unaffected. */
.cert-register--split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0 var(--space-8);
  align-items: start;
}

.cert-register--split .cert-register__item {
  flex-direction: column;
  align-items: flex-start;
  padding-block: 0;
  border-top: none;
}

.cert-register--split .cert-register__item:last-child { border-bottom: none; }

.cert-register--split .cert-register__item:first-child {
  padding-right: var(--space-8);
  border-right: var(--border-width) solid var(--color-border);
}

@media (max-width: 700px) {
  .cert-register--split { grid-template-columns: 1fr; gap: var(--space-7); }
  .cert-register--split .cert-register__item:first-child {
    padding-right: 0;
    padding-bottom: var(--space-7);
    border-right: none;
    border-bottom: var(--border-width) solid var(--color-border);
  }
}

/* ============ Partner logos — horizontal, generous whitespace ============ */
.partner-logos {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8) var(--space-6);
  align-items: center;
  padding-block: var(--space-4);
}

.partner-logos__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  min-height: 96px;
}

.partner-logos__mark {
  height: 72px;
  width: auto;
  max-width: 100%;
  object-fit: contain;
}

.partner-logos__name {
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  text-align: center;
  line-height: var(--lh-snug);
}

@media (max-width: 900px) {
  .partner-logos { grid-template-columns: repeat(2, 1fr); gap: var(--space-8); }
}

@media (max-width: 480px) {
  .partner-logos { grid-template-columns: 1fr; gap: var(--space-7); }
  .partner-logos__mark { height: 56px; }
}

/* ============ Footer — light, quiet, ends on a different register ==== */
.site-footer {
  background: var(--color-bg);
  color: var(--color-text-muted);
  border-top: var(--border-width) solid var(--color-border);
  padding-block: var(--space-8) var(--space-6);
}

.site-footer a { color: var(--color-text); }
.site-footer a:hover { color: var(--color-accent-strong); }

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: var(--space-7);
  padding-bottom: var(--space-7);
}

@media (max-width: 767px) {
  .site-footer__grid { grid-template-columns: 1fr; gap: var(--space-6); }
}

.site-footer__brand img { height: 26px; width: auto; margin-bottom: var(--space-4); }
.site-footer__brand p { font-size: var(--fs-sm); max-width: 34ch; color: var(--color-text-muted); }

.site-footer__contact {
  margin-top: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  font-size: var(--fs-sm);
}

.site-footer h6 { color: var(--color-text); margin-bottom: var(--space-4); }
.site-footer__list { display: flex; flex-direction: column; gap: var(--space-3); font-size: var(--fs-sm); }

.site-footer__bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  padding-top: var(--space-6);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
}

.site-footer__legal { display: flex; flex-wrap: wrap; gap: var(--space-2) var(--space-4); }
.site-footer__legal a { color: var(--color-text-muted); font-size: var(--fs-xs); }
.site-footer__legal a:hover { color: var(--color-text); }

.site-footer__disclaimer {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: var(--border-width) solid var(--color-border);
  font-size: var(--fs-2xs);
  line-height: var(--lh-relaxed);
  color: var(--color-text-muted);
  max-width: 84ch;
}

/* ============ Reveal-on-scroll ============ */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 600ms var(--ease-standard), transform 600ms var(--ease-standard);
}

.reveal.is-visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}

.no-js .reveal { opacity: 1; transform: none; }

/* ============ Page intro — used by interior pages (About, Board, International) ============ */
.page-intro {
  max-width: 70ch;
  color: var(--color-text-muted);
  font-size: var(--fs-md);
  margin: var(--space-5) 0 0;
}

/* When a page-intro is followed directly by another content block (an
   index-list, a link, etc.) rather than closing out the section, it needs
   its own bottom margin too. */
.page-intro + .index-list,
.page-intro + .text-link,
.page-intro + .board-grid {
  margin-top: var(--space-7);
}

/* ============ Board of Directors — portrait + name + title, no cards ============
   Each member is a native <details>/<summary> — biography content is real,
   present, in-flow HTML that opens with zero JavaScript, works with
   scripts blocked, and needs no ARIA bookkeeping (the browser handles
   it). JS only adds a desktop enhancement: it clones the open member's
   bio into a full-width panel below the whole row and hides the in-card
   copy meanwhile — see main.js. If JS never runs, the bio simply opens
   in place, which is also exactly the wanted mobile/tablet behaviour. */
.board-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}

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

@media (max-width: 560px) {
  .board-grid { grid-template-columns: 1fr; max-width: 320px; margin-inline: auto; }
}

.board-card { display: flex; flex-direction: column; }
.board-card .img-placeholder { aspect-ratio: 4 / 5; margin-bottom: var(--space-4); }

/* A real photograph slot (e.g. Marcello Carriero) uses this instead of
   .img-placeholder — same box, no placeholder label/background. */
.board-card__portrait {
  aspect-ratio: 4 / 5;
  overflow: hidden;
  margin-bottom: var(--space-4);
  background: var(--color-bg-band);
}

.board-card__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 300ms var(--ease-standard);
}

/* Subtle hover zoom, desktop pointer devices only — the frame's own
   overflow:hidden keeps the image clipped, so nothing else moves.
   Purely decorative: no functionality depends on the hover state. */
@media (hover: hover) and (pointer: fine) {
  .board-card:hover .board-card__portrait img {
    transform: scale(1.03);
  }
}

@media (prefers-reduced-motion: reduce) {
  .board-card__portrait img { transition: none; }
  .board-card:hover .board-card__portrait img { transform: none; }
}

.board-card__details { width: 100%; }

/* Reset the native marker/triangle; the card supplies its own active cue */
.board-card__trigger {
  display: flex;
  flex-direction: column;
  width: 100%;
  list-style: none;
  border-bottom: 2px solid transparent;
  padding-bottom: var(--space-3);
  cursor: pointer;
  transition: border-color var(--duration-base) var(--ease-standard);
}

.board-card__trigger::-webkit-details-marker { display: none; }
.board-card__trigger::marker { content: ""; }

.board-card__trigger:hover .board-card__name,
.board-card__details[open] .board-card__name {
  color: var(--color-accent-strong);
}

.board-card__details[open] .board-card__trigger {
  border-bottom-color: var(--color-accent-strong);
}

.board-card__name {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  margin-bottom: var(--space-1);
  transition: color var(--duration-base) var(--ease-standard);
}

.board-card__title { font-size: var(--fs-xs); color: var(--color-text-muted); line-height: var(--lh-snug); }

.board-card__role {
  display: block;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  line-height: var(--lh-snug);
  margin-top: 2px;
}

/* In-card biography body (the native, no-JS, mobile/tablet state) */
.board-card__bio { padding-top: var(--space-5); }

/* When JS has moved the open biography into the shared panel below the
   row (desktop only — see main.js), hide the in-card copy so it isn't
   shown twice. Without JS this class is never added. */
#board-grid.has-shared-panel .board-card__details[open] .board-card__bio {
  display: none;
}

/* Balanced editorial split: biography ~63%, role/metadata ~37%. Single
   column by default (correct for the narrow in-card/mobile context);
   JS adds .is-wide only once the content is in the full-width shared
   panel, where the two-column split has room to work. */
.board-bio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.board-bio-grid.is-wide {
  grid-template-columns: 1.7fr 1fr;
  gap: var(--space-8);
}

.board-bio-grid__main p {
  color: var(--color-text-muted);
  font-size: var(--fs-sm);
  line-height: var(--lh-relaxed);
  max-width: 68ch;
}

.board-bio-grid__meta {
  padding-top: var(--space-4);
  border-top: var(--border-width) solid var(--color-border);
}

.board-bio-grid.is-wide .board-bio-grid__meta {
  padding-top: 0;
  border-top: none;
  border-left: var(--border-width) solid var(--color-border);
  padding-left: var(--space-6);
}

.board-bio-grid__meta h4 {
  font-size: var(--fs-2xs);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.board-bio-grid__meta p {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  line-height: var(--lh-snug);
}

/* ============ Board profile panel — desktop-only enhancement, no modal ==== */
.board-panel {
  grid-column: 1 / -1;
  position: relative;
  background: var(--color-bg-band);
  border: var(--border-width) solid var(--color-border);
  padding: var(--space-6) var(--space-8) var(--space-6) var(--space-6);
  margin-top: var(--space-6);
}

.board-panel[hidden] { display: none; }

.board-panel__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: var(--border-width) solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: 16px;
  line-height: 1;
  color: var(--color-text-muted);
}

.board-panel__close:hover { color: var(--color-text); border-color: var(--color-text); }

.board-panel__body h3 { font-size: var(--fs-lg); margin-bottom: 2px; }

.board-panel__body .board-panel__role {
  display: block;
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
}

/* ============ Intro split — heading + lead side by side, no empty half ==== */
.intro-split {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: var(--space-8);
  align-items: end;
}

@media (max-width: 900px) {
  .intro-split { grid-template-columns: 1fr; gap: var(--space-4); }
}

.intro-split__lead {
  font-size: var(--fs-md);
  color: var(--color-text-muted);
  max-width: 60ch;
}

/* ============ Service block — title-left / body-right editorial list ====
   Used on the Expertise page for both the core discipline (fuller
   weight) and complementary capabilities (grouped, lighter). */
.service-list { display: flex; flex-direction: column; }

.service-block {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: var(--space-7);
  padding-block: var(--space-7);
  border-top: var(--border-width) solid var(--color-border);
}

.service-list > .service-block:last-child { border-bottom: var(--border-width) solid var(--color-border); }

.service-block__title h3 { font-size: var(--fs-lg); }
.service-block__title .service-block__tag {
  display: inline-block;
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-accent-strong);
}

.service-block__body p {
  color: var(--color-text-muted);
  max-width: 68ch;
  margin-bottom: var(--space-4);
}

.service-block__body ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  max-width: 60ch;
}

.service-block__body li {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  padding-left: var(--space-4);
  position: relative;
}

.service-block__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 1px;
  background: var(--color-accent-strong);
}

@media (max-width: 800px) {
  .service-block { grid-template-columns: 1fr; gap: var(--space-3); }
}

/* ============ Case entry — context / role / outcome ============ */
.case-entry { padding-block: var(--space-7); border-top: var(--border-width) solid var(--color-border); }
.case-entry:last-child { border-bottom: var(--border-width) solid var(--color-border); }

.case-entry__category {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-accent-strong);
  display: block;
  margin-bottom: var(--space-3);
}

.case-entry h3 { font-size: var(--fs-xl); margin-bottom: var(--space-5); max-width: 44ch; }

.case-entry__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-7);
}

.case-entry__grid > div { padding-left: var(--space-6); border-left: var(--border-width) solid var(--color-border); }
.case-entry__grid > div:first-child { padding-left: 0; border-left: none; }

.case-entry__grid dt {
  font-family: var(--font-mono);
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

.case-entry__grid dd { margin: 0; font-size: var(--fs-sm); color: var(--color-text); line-height: var(--lh-relaxed); }

@media (max-width: 900px) {
  .case-entry__grid { grid-template-columns: 1fr; gap: var(--space-5); }
  .case-entry__grid > div { padding-left: 0; border-left: none; padding-top: var(--space-4); border-top: var(--border-width) solid var(--color-border); }
  .case-entry__grid > div:first-child { padding-top: 0; border-top: none; }
}

/* ============ Process flow — shared horizontal step diagram ============
   .case-process (Cases) and .flow-diagram (International) share this
   typographic step treatment: plain text, thin arrows, no charts. */
.case-process,
.flow-diagram {
  display: flex;
  align-items: flex-start;
  gap: var(--space-6);
  padding-block: var(--space-6);
  border-top: var(--border-width) solid var(--color-border);
  border-bottom: var(--border-width) solid var(--color-border);
}

.case-process__step,
.flow-diagram__step { flex: 1; text-align: center; }

.case-process__step-num,
.flow-diagram__step-num {
  display: block;
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.case-process__step-title,
.flow-diagram__step-title {
  font-size: var(--fs-md);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
}

.flow-diagram__step-desc {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  line-height: var(--lh-snug);
}

.case-process__arrow,
.flow-diagram__arrow {
  flex-shrink: 0;
  margin-top: var(--space-1);
  font-family: var(--font-mono);
  font-size: var(--fs-md);
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .flow-diagram { flex-direction: column; gap: var(--space-5); }
  .flow-diagram__arrow { transform: rotate(90deg); align-self: center; }
  .flow-diagram__step { text-align: left; }
}

@media (max-width: 700px) {
  .case-process { flex-direction: column; gap: var(--space-4); }
  .case-process__arrow { transform: rotate(90deg); }
}

/* ============ Case metrics — compact figures pulled from verified outcome text ============ */
.case-metrics {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-6) var(--space-7);
  margin-top: var(--space-5);
  padding-top: var(--space-5);
  border-top: var(--border-width) solid var(--color-border);
}

.case-metrics__item { display: flex; flex-direction: column; gap: var(--space-1); }

.case-metrics__value {
  font-family: var(--font-mono);
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.case-metrics__label {
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

/* ============ Careers — two-level accordion ============
   Level 1 (.role-group) = department, Level 2 (.role-detail) = role.
   Both are native nested <details>, so each level's open/closed state
   is independent with zero JavaScript and works with JS disabled. */
.role-groups { display: flex; flex-direction: column; }

.role-group { border-top: calc(var(--border-width) * 2) solid var(--color-border); }
.role-groups > .role-group:last-child { border-bottom: calc(var(--border-width) * 2) solid var(--color-border); }

.role-group__dept {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  width: 100%;
  padding: var(--space-5) var(--space-6);
  cursor: pointer;
  list-style: none;
  background: var(--color-bg-band);
}

.role-group__dept::-webkit-details-marker { display: none; }
.role-group__dept::marker { content: ""; }

.role-group__dept-text {
  display: flex;
  align-items: baseline;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.role-group__dept-title {
  font-size: var(--fs-lg);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
}

.role-group__dept:hover .role-group__dept-title { color: var(--color-accent-strong); }

.role-group__dept span {
  font-family: var(--font-mono);
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  font-weight: var(--fw-regular);
}

.role-group__chevron {
  width: 0.85em;
  height: 0.85em;
  flex-shrink: 0;
  color: var(--color-text);
  transition: transform var(--duration-fast) var(--ease-standard);
}

.role-group[open] > .role-group__dept .role-group__chevron { transform: rotate(180deg); }

.role-list {
  display: flex;
  flex-direction: column;
  padding-top: var(--space-3);
  padding-left: var(--space-5);
  border-left: calc(var(--border-width) * 2) solid var(--color-border);
  margin-left: var(--space-2);
}

@media (max-width: 600px) {
  .role-group__dept-text { flex-direction: column; align-items: flex-start; gap: var(--space-1); }
  .role-list { padding-left: var(--space-4); margin-left: 0; }
}

.role-detail { border-top: var(--border-width) solid var(--color-border); }
.role-list > .role-detail:last-child { border-bottom: var(--border-width) solid var(--color-border); }

.role-detail__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  width: 100%;
  padding-block: var(--space-4);
  cursor: pointer;
  list-style: none;
}

.role-detail__trigger::-webkit-details-marker { display: none; }
.role-detail__trigger::marker { content: ""; }

.role-detail__trigger-title { font-size: var(--fs-sm); font-weight: var(--fw-semibold); color: var(--color-text); }

.role-detail__chevron {
  width: 0.7em;
  height: 0.7em;
  flex-shrink: 0;
  transition: transform var(--duration-fast) var(--ease-standard);
}

.role-detail[open] .role-detail__chevron { transform: rotate(180deg); }
.role-detail__trigger:hover .role-detail__trigger-title { color: var(--color-accent-strong); }

.role-detail__body { padding-bottom: var(--space-6); }
.role-detail__body p { color: var(--color-text-muted); font-size: var(--fs-sm); max-width: 68ch; margin-bottom: var(--space-5); }

.role-detail__grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-6); }
.role-detail__grid h4 { font-size: var(--fs-2xs); letter-spacing: var(--ls-wide); text-transform: uppercase; color: var(--color-text-muted); margin-bottom: var(--space-3); }
.role-detail__grid ul { display: flex; flex-direction: column; gap: var(--space-2); }
.role-detail__grid li { font-size: var(--fs-sm); color: var(--color-text); padding-left: var(--space-4); position: relative; }
.role-detail__grid li::before { content: ""; position: absolute; left: 0; top: 0.65em; width: 6px; height: 1px; background: var(--color-accent-strong); }

.role-detail__body > .text-link { display: inline-block; margin-top: var(--space-6); }

@media (max-width: 700px) {
  .role-detail__grid { grid-template-columns: 1fr; gap: var(--space-4); }
}

/* ============ Forms — contact / application ============ */
.form-note {
  background: var(--color-bg-band);
  border: var(--border-width) solid var(--color-border);
  padding: var(--space-5) var(--space-6);
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  max-width: 74ch;
}

.form-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
.form-grid .field--full { grid-column: 1 / -1; }

@media (max-width: 700px) {
  .form-grid { grid-template-columns: 1fr; }
}

.field { display: flex; flex-direction: column; gap: var(--space-2); }

.field label {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-text);
}

.field input,
.field select,
.field textarea {
  border: var(--border-width) solid var(--color-border);
  background: var(--color-bg);
  padding: var(--space-3) var(--space-4);
  font-family: var(--font-sans);
  font-size: var(--fs-sm);
  color: var(--color-text);
  border-radius: var(--radius-sm);
  min-height: 44px;
}

.field textarea { min-height: 120px; resize: vertical; }

.field input:focus-visible,
.field select:focus-visible,
.field textarea:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 1px;
}

.field--file { font-size: var(--fs-xs); color: var(--color-text-muted); }

.form-actions {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-top: var(--space-6);
  flex-wrap: wrap;
}

.form-status {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
}

.form-status[data-state="success"] { color: var(--color-accent-strong); }
.form-status[data-state="error"] { color: #a33; }

/* Honeypot — present in the DOM and tab order is skipped naturally since
   it is off-screen, not display:none (some bots skip display:none). */
.field--honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* ============ Node diagram — institutional relationship structure ============
   A restrained, real-content diagram: a core node connected to a small
   set of branch nodes. Used for (a) Terishield's coordination role
   between clients/sponsors and banks/funds/institutions, (b) the
   Financial Advisory core with complementary areas around it, and
   (c) the Lugano HQ with regional relationships. No invented numbers —
   every label is an existing, verified term. */
.node-diagram { margin-block: var(--space-7); }

.node-diagram__core {
  background: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  text-align: center;
  padding: var(--space-6);
  max-width: 460px;
  margin: 0 auto var(--space-6);
}

.node-diagram__core .eyebrow { justify-content: center; color: var(--color-text-on-dark-muted); }
.node-diagram__core .eyebrow::before { border-color: rgba(245, 244, 240, 0.6); }
.node-diagram__core strong { display: block; font-size: var(--fs-lg); font-weight: var(--fw-semibold); color: var(--color-text-on-dark); }

.node-diagram__branches {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-7) var(--space-8);
  border-top: var(--border-width) solid var(--color-border);
  padding-top: var(--space-5);
}

.node-diagram__branch {
  text-align: center;
  padding-top: var(--space-4);
  position: relative;
  min-width: 140px;
}

.node-diagram__branch::before {
  content: "";
  position: absolute;
  top: -1px;
  left: 50%;
  width: 1px;
  height: 16px;
  background: var(--color-accent-strong);
  transform: translateX(-50%);
}

.node-diagram__branch a,
.node-diagram__branch span.node-diagram__branch-label {
  font-weight: var(--fw-semibold);
  text-decoration: none;
  color: var(--color-text);
}

.node-diagram__branch a:hover { color: var(--color-accent-strong); }

.node-diagram__branch small {
  display: block;
  margin-top: var(--space-2);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  font-weight: var(--fw-regular);
}

/* On-dark context (e.g. inside .petrol-band) */
.petrol-band .node-diagram__branches { border-top-color: var(--color-border-dark); }
.petrol-band .node-diagram__branch a,
.petrol-band .node-diagram__branch span.node-diagram__branch-label { color: var(--color-text-on-dark); }
.petrol-band .node-diagram__branch small { color: var(--color-text-on-dark-muted); }

/* Functions row — a second, lighter tier below the branches, naming
   what Terishield does rather than who it connects to. */
.node-diagram__functions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3) var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: var(--border-width) solid var(--color-border);
}

.node-diagram__function {
  font-family: var(--font-mono);
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.petrol-band .node-diagram__functions { border-top-color: var(--color-border-dark); }
.petrol-band .node-diagram__function { color: var(--color-text-on-dark-muted); }

/* Three-across coordination variant: Clients & Sponsors — Terishield —
   Banks, Funds & Institutions, side by side rather than core+branches. */
.coord-diagram {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  margin-block: var(--space-7);
}

.coord-diagram__node {
  flex: 1;
  text-align: center;
  padding: var(--space-6) var(--space-4);
  border: var(--border-width) solid var(--color-border);
}

.coord-diagram__node--core {
  background: var(--color-bg-dark);
  border-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
}

.coord-diagram__node strong { display: block; font-size: var(--fs-md); font-weight: var(--fw-semibold); }
.coord-diagram__node span { display: block; margin-top: var(--space-2); font-size: var(--fs-xs); color: var(--color-text-muted); }
.coord-diagram__node--core span { color: var(--color-text-on-dark-muted); }

.coord-diagram__connector {
  flex: 0 0 40px;
  height: var(--border-width);
  background: var(--color-accent-strong);
  position: relative;
}

@media (max-width: 700px) {
  .coord-diagram { flex-direction: column; }
  .coord-diagram__connector { width: var(--border-width); height: 32px; flex-basis: 32px; }
  .coord-diagram__node { width: 100%; }
}

/* ============ Hierarchy diagram — three-tier governance/expertise tree ====
   Plain bordered nodes connected by thin vertical rules, no fill colours
   beyond the existing dark/light tokens. Every label is an existing,
   verified term — no invented relationships or figures. */
.hierarchy-diagram {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-block: var(--space-7);
}

.hierarchy-diagram__tier {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-5);
  position: relative;
  padding-top: var(--space-6);
}

.hierarchy-diagram__tier--1 { padding-top: 0; }

.hierarchy-diagram__tier--2::before,
.hierarchy-diagram__tier--3::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  width: var(--border-width);
  height: var(--space-6);
  background: var(--color-border);
  transform: translateX(-50%);
}

.hierarchy-diagram__node {
  border: var(--border-width) solid var(--color-border);
  background: var(--color-bg);
  padding: var(--space-4) var(--space-5);
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  color: var(--color-text);
  text-align: center;
}

.hierarchy-diagram__node--root {
  background: var(--color-bg-dark);
  border-color: var(--color-bg-dark);
  color: var(--color-text-on-dark);
  font-size: var(--fs-md);
  padding: var(--space-5) var(--space-7);
}

.hierarchy-diagram__node--sub {
  font-size: var(--fs-xs);
  font-weight: var(--fw-medium);
  color: var(--color-text-muted);
  padding: var(--space-3) var(--space-4);
}

@media (max-width: 640px) {
  .hierarchy-diagram__tier { gap: var(--space-3); }
  .hierarchy-diagram__node { font-size: var(--fs-xs); padding: var(--space-3) var(--space-4); }
  .hierarchy-diagram__node--root { font-size: var(--fs-sm); padding: var(--space-4) var(--space-5); }
}

/* ============ At-a-glance facts — light-mode register ============ */
.glance-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: var(--border-width) solid var(--color-border);
}

.glance-grid > div {
  padding: var(--space-5) var(--space-6);
  border-right: var(--border-width) solid var(--color-border);
  border-bottom: var(--border-width) solid var(--color-border);
}

.glance-grid > div:nth-child(3n) { border-right: none; }

.glance-grid dt {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}

.glance-grid dd { margin: 0; font-size: var(--fs-md); font-weight: var(--fw-semibold); color: var(--color-text); }

@media (max-width: 900px) {
  .glance-grid { grid-template-columns: repeat(2, 1fr); }
  .glance-grid > div:nth-child(3n) { border-right: var(--border-width) solid var(--color-border); }
  .glance-grid > div:nth-child(2n) { border-right: none; }
}

@media (max-width: 560px) {
  .glance-grid { grid-template-columns: 1fr; }
  .glance-grid > div { border-right: none !important; }
}

/* ============ Statement points — compact list, on-dark companion ============ */
.statement-points { display: flex; flex-direction: column; gap: var(--space-4); }
.statement-points li {
  font-size: var(--fs-sm);
  color: var(--color-text-on-dark-muted);
  padding: var(--space-4) 0 0;
  border-top: var(--border-width) solid var(--color-border-dark);
}
.statement-points li:first-child { padding-top: 0; border-top: none; }

/* ============ Mini index — compact linked list, editorial companion ==== */
.mini-index { display: flex; flex-direction: column; }
.mini-index li { border-top: var(--border-width) solid var(--color-border); }
.mini-index li:last-child { border-bottom: var(--border-width) solid var(--color-border); }
.mini-index a {
  display: block;
  padding: var(--space-4) 0;
  font-weight: var(--fw-semibold);
  text-decoration: none;
  color: var(--color-text);
}
.mini-index a:hover { color: var(--color-accent-strong); }

/* ============ Legal prose — Privacy, Terms, Cookies ============ */
.legal-prose { max-width: 74ch; }
.legal-prose section { padding-top: var(--space-7); border-top: var(--border-width) solid var(--color-border); margin-top: var(--space-7); }
.legal-prose section:first-child { padding-top: 0; border-top: none; margin-top: 0; }
.legal-prose h2 { font-size: var(--fs-xl); margin-bottom: var(--space-4); }
.legal-prose p { color: var(--color-text-muted); margin-bottom: var(--space-4); }
.legal-prose p:last-child { margin-bottom: 0; }
.legal-prose ul { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-4); }
.legal-prose li { color: var(--color-text-muted); font-size: var(--fs-sm); padding-left: var(--space-4); position: relative; }
.legal-prose li::before { content: ""; position: absolute; left: 0; top: 0.65em; width: 6px; height: 1px; background: var(--color-accent-strong); }
.legal-prose a { color: var(--color-text); }

/* ============ Contact page — form + details ============ */
.contact-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--space-8);
  align-items: start;
}

@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: var(--space-7); }
}

/* Balanced variant: companion column centers against a taller lead
   column instead of pinning to the top, so a short list/nav doesn't
   read as an isolated block stranded above empty space. */
.contact-grid--balanced { align-items: center; }

@media (max-width: 900px) {
  .contact-grid--balanced { align-items: initial; }
}

.contact-details__note { margin-top: var(--space-6); }

.contact-details dt {
  font-family: var(--font-mono);
  font-size: var(--fs-2xs);
  letter-spacing: var(--ls-wide);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-top: var(--space-5);
  margin-bottom: var(--space-2);
}

.contact-details dt:first-child { margin-top: 0; }
.contact-details dd { margin: 0; font-size: var(--fs-sm); }
.contact-details dd a { text-decoration: none; }
.contact-details dd a:hover { text-decoration: underline; }

/* ============ Responsive visibility utilities ============ */
.hidden-mobile { display: none; }

@media (min-width: 1024px) {
  .hidden-mobile { display: inline-flex; }
}

.hidden-desktop { display: inline-flex; }

@media (min-width: 1024px) {
  .hidden-desktop { display: none; }
}