/* Green Fox site styles. Tokens and type first, then layout, components, chrome. */
@font-face { font-family: "Instrument Serif"; src: url(/assets/fonts/instrument-serif-latin-400-normal.woff2) format("woff2"); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: "Instrument Serif"; src: url(/assets/fonts/instrument-serif-latin-400-italic.woff2) format("woff2"); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: "Inter"; src: url(/assets/fonts/inter-latin-400-normal.woff2) format("woff2"); font-weight: 400; font-display: swap; }
@font-face { font-family: "Inter"; src: url(/assets/fonts/inter-latin-500-normal.woff2) format("woff2"); font-weight: 500; font-display: swap; }
@font-face { font-family: "Inter"; src: url(/assets/fonts/inter-latin-600-normal.woff2) format("woff2"); font-weight: 600; font-display: swap; }
/* Fallback face with Inter's metrics, so the swap to the real font moves nothing (header CTA, buttons). */
@font-face { font-family: "Inter Fallback"; src: local("Arial"); size-adjust: 107.4%; ascent-override: 90.2%; descent-override: 22.48%; line-gap-override: 0%; }
:root {
  --teal: #46BCAB; --navy: #21437F; --paper: #F5F1E8; --ink: #1F2A44; --ink-soft: #5A6785; --dusk: #0F1F3D; --sun: #F7C77A;
  --teal-ink: #1E7A6D; /* teal darkened for text on paper (4.5:1) */
  --sc-canvas: var(--paper); --sc-surface: #FFFFFF; --sc-ink: var(--ink); --sc-ink-soft: var(--ink-soft);
  --sc-accent: var(--navy); --sc-accent-ink: var(--paper);
  --sc-font-display: "Instrument Serif", Georgia, serif; --sc-font-text: "Inter", "Inter Fallback", system-ui, sans-serif;
  --gutter: clamp(16px, 4vw, 48px); --bar-h: 68px; --radius: 18px;
  --space-1: 8px; --space-2: 16px; --space-3: 24px; --space-4: 40px; --space-5: 64px; --space-6: clamp(80px, 12vw, 160px);

  /* Radius scale: controls 12, cards 18. Held across the site. */
  --radius-sm: 12px;
  /* Shadows are tinted to the navy ground and always carry an offset. */
  --shade: 15 31 61;
  --lift-1: 0 1px 2px rgb(var(--shade) / 0.06), 0 10px 24px -10px rgb(var(--shade) / 0.16);
  --lift-2: 0 2px 4px rgb(var(--shade) / 0.08), 0 18px 40px -14px rgb(var(--shade) / 0.24);
  --hairline: color-mix(in srgb, var(--sc-ink) 12%, transparent);
  --ease: var(--sc-ease-out);
}

/* ------------------------------------------------------------- base -- */
html { scroll-padding-top: calc(var(--bar-h) + 12px); }
body { font-family: var(--sc-font-text); }
h1, h2, h3, h4, p { margin: 0; }
::selection { background: var(--navy); color: var(--paper); }
[data-sc-progress] { z-index: 61; } /* above the bar */

.skip {
  position: absolute; left: var(--gutter); top: -120px; z-index: 100;
  padding: 12px 18px; border-radius: var(--radius-sm);
  background: var(--navy); color: var(--paper); font-weight: 600; text-decoration: none;
}
.skip:focus-visible { top: 12px; }
.visually-hidden {
  position: absolute !important; width: 1px; height: 1px; margin: -1px; padding: 0; border: 0;
  overflow: hidden; clip-path: inset(50%); white-space: nowrap;
}

/* ------------------------------------------------------------- type -- */
.display-xl, .display-lg, .display-md {
  font-family: var(--sc-font-display); font-weight: 400; font-style: normal;
  text-wrap: balance; color: var(--sc-ink);
}
.display-xl { font-size: clamp(44px, 6.4vw, 96px); line-height: 0.98; letter-spacing: -0.022em; }
.display-lg { font-size: clamp(36px, 4.6vw, 68px); line-height: 1.02; letter-spacing: -0.018em; }
.display-md { font-size: clamp(28px, 3vw, 44px); line-height: 1.08; letter-spacing: -0.012em; }
.display-xl em, .display-lg em, .display-md em { font-style: italic; }
.lede { font-size: clamp(18px, 1.5vw, 22px); line-height: 1.5; letter-spacing: -0.005em; color: var(--sc-ink); max-width: 56ch; text-wrap: pretty; }
.body { font-size: 17px; line-height: 1.6; color: var(--sc-ink-soft); max-width: 62ch; text-wrap: pretty; }
.nowrap { white-space: nowrap; }
.small { font-size: 14px; line-height: 1.5; color: var(--sc-ink-soft); text-wrap: pretty; }
@media (max-width: 389px) { .body { font-size: 16px; } }
.eyebrow {
  font-size: 13px; line-height: 1.3; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--teal-ink);
}
/* More space above a heading than below it: the gap belongs to the boundary. */
.flow > * + * { margin-top: var(--space-2); }
.flow > :is(h1, h2, h3) { margin-top: var(--space-4); }
.flow > :is(h1, h2, h3):first-child { margin-top: 0; }
.flow > :is(h1, h2, h3) + * { margin-top: var(--space-2); }
.flow > .eyebrow + :is(h1, h2, h3) { margin-top: 12px; }
.flow > .eyebrow:not(:first-child) { margin-top: var(--space-4); }
a { text-underline-offset: 0.22em; }
.body a, .small a, .lede a { color: var(--navy); text-decoration-thickness: 1px; }

/* ----------------------------------------------------------- layout -- */
.wrap { width: 100%; max-width: 1240px; margin-inline: auto; padding-inline: var(--gutter); }
.section { padding-block: var(--space-6); }
/* First section on a page without a full-bleed hero: clears the fixed bar. */
.section--top { padding-top: calc(var(--bar-h) + var(--space-5)); }
.section--dusk {
  --sc-canvas: var(--dusk); --sc-surface: color-mix(in srgb, #fff 6%, var(--dusk));
  --sc-ink: var(--paper); --sc-ink-soft: #B4BDD3;
  --sc-accent: var(--teal); --sc-accent-ink: var(--dusk);
  background: var(--dusk); color: var(--sc-ink);
}
/* Light on dark needs a little more air than the same type on paper. */
.section--dusk .body, .section--dusk .lede { line-height: 1.66; letter-spacing: 0.004em; }
.section--dusk .eyebrow { color: var(--teal); }
.section--dusk :is(.body, .small, .lede) a { color: var(--paper); }
.grid-2 { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-3) clamp(24px, 4vw, 64px); }
.grid-3 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: var(--space-3); }
@media (max-width: 860px) { .grid-2, .grid-3 { grid-template-columns: minmax(0, 1fr); } }

.card {
  background: var(--sc-surface); color: var(--sc-ink);
  border: 1px solid var(--hairline); border-radius: var(--radius);
  padding: clamp(20px, 2.4vw, 32px);
  box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.7), var(--lift-1);
}
.section--dusk .card { box-shadow: inset 0 1px 0 rgb(255 255 255 / 0.08); }
a.card { display: block; text-decoration: none; transition: transform 160ms var(--ease); }
a.card:active { transform: translateY(1px); }
@media (hover: hover) and (pointer: fine) { a.card:hover { transform: translateY(-3px); } }

/* ---------------------------------------------------------- buttons -- */
.btn {
  --ov: var(--dusk); --ov-a: 0.32;
  position: relative; isolation: isolate; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-height: 48px; padding: 0 24px; border: 1px solid transparent; border-radius: var(--radius-sm);
  font: 600 16px/1 var(--sc-font-text); letter-spacing: -0.005em; white-space: nowrap;
  text-decoration: none; cursor: pointer; -webkit-tap-highlight-color: transparent;
  transition: transform 120ms var(--ease);
}
/* Hover tint is an overlay faded in with opacity, so no colour property is animated. */
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: -1; background: var(--ov); opacity: 0;
  transition: opacity 140ms var(--ease);
}
.btn:active { transform: scale(0.97); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: 0.45; cursor: not-allowed; pointer-events: none; }
@media (hover: hover) and (pointer: fine) { .btn:hover::before { opacity: var(--ov-a); } }
.btn:focus-visible::before { opacity: calc(var(--ov-a) * 0.6); }
.btn--primary { background: var(--navy); color: var(--paper); border-color: var(--navy); }
.btn--ghost { --ov: var(--navy); --ov-a: 0.08; background: transparent; color: var(--navy); border-color: var(--navy); }
.btn--on-dark.btn--primary { --ov: #fff; --ov-a: 0.22; background: var(--teal); color: var(--dusk); border-color: var(--teal); }
.btn--on-dark.btn--ghost { --ov: #fff; --ov-a: 0.1; background: transparent; color: var(--paper); border-color: color-mix(in srgb, var(--paper) 55%, transparent); }

/* ----------------------------------------------------------- header -- */
.bar {
  position: fixed; inset: 0 0 auto 0; z-index: 60; height: var(--bar-h);
  background: color-mix(in srgb, var(--paper) 94%, transparent);
}
@supports (backdrop-filter: blur(1px)) {
  .bar { background: color-mix(in srgb, var(--paper) 82%, transparent); backdrop-filter: blur(14px) saturate(1.2); -webkit-backdrop-filter: blur(14px) saturate(1.2); }
}
.bar::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 1px; pointer-events: none;
  background: color-mix(in srgb, var(--ink) 14%, transparent);
  opacity: 0; transition: opacity 160ms var(--ease);
}
html[data-scrolled] .bar::after, html[data-menu-open] .bar::after { opacity: 1; }
.bar__inner { height: 100%; display: flex; align-items: center; gap: 24px; }
.bar__mark { display: flex; align-items: center; min-height: 44px; flex: none; border-radius: 6px; }
.bar__logo { display: block; width: 150px; height: auto; }
.bar__nav { display: flex; align-items: center; gap: clamp(18px, 2.2vw, 32px); margin-left: auto; }
.bar__nav a {
  position: relative; padding: 10px 0; font-size: 15px; line-height: 1.2; font-weight: 500;
  color: var(--ink); text-decoration: none; text-underline-offset: 8px; text-decoration-thickness: 2px;
}
.bar__nav a[aria-current="page"] { text-decoration: underline; text-decoration-color: var(--teal); }
@media (hover: hover) and (pointer: fine) {
  .bar__nav a:hover { color: var(--navy); text-decoration: underline; text-decoration-color: color-mix(in srgb, var(--navy) 45%, transparent); }
  .bar__nav a[aria-current="page"]:hover { text-decoration-color: var(--teal); }
}
.bar__alt { display: none; }
.bar__cta { min-height: 44px; padding: 0 20px; flex: none; }
.bar__menu {
  display: none; position: relative; width: 44px; height: 44px; margin-right: -10px; padding: 0; flex: none;
  border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--ink); cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}
.bar__menu:active { transform: scale(0.94); }
.bar__burger, .bar__burger::before, .bar__burger::after {
  position: absolute; left: 12px; width: 20px; height: 2px; border-radius: 2px; background: currentColor;
}
.bar__burger { top: 21px; }
.bar__burger::before, .bar__burger::after { content: ""; left: 0; transition: transform 200ms var(--ease); }
.bar__burger::before { top: -6px; }
.bar__burger::after { top: 6px; }
.bar__menu[aria-expanded="true"] .bar__burger { background: transparent; }
.bar__menu[aria-expanded="true"] .bar__burger::before { transform: translateY(6px) rotate(45deg); }
.bar__menu[aria-expanded="true"] .bar__burger::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 1080px) {
  .bar__menu { display: block; }
  .bar__cta { margin-left: auto; }
  .bar__nav {
    position: absolute; top: 100%; left: 0; right: 0; margin: 0; z-index: -1;
    display: flex; flex-direction: column; align-items: stretch; gap: 0;
    padding: 4px var(--gutter) 20px; max-height: calc(100vh - var(--bar-h)); max-height: calc(100dvh - var(--bar-h)); overflow-y: auto;
    background: var(--paper);
    box-shadow: 0 18px 30px -18px rgb(var(--shade) / 0.35);
    border-bottom: 1px solid color-mix(in srgb, var(--ink) 14%, transparent);
    opacity: 0; visibility: hidden; transform: translateY(-8px); pointer-events: none;
    transition: opacity 180ms var(--ease), transform 220ms var(--ease), visibility 0s linear 220ms;
  }
  html[data-menu-open] .bar__nav {
    opacity: 1; visibility: visible; transform: none; pointer-events: auto;
    transition: opacity 180ms var(--ease), transform 220ms var(--ease), visibility 0s;
  }
  .bar__nav a { display: flex; align-items: center; min-height: 52px; padding: 0; font-size: 18px; border-bottom: 1px solid var(--hairline); }
  .bar__nav a:last-child { border-bottom: 0; }
  .bar__alt { display: flex; }
  .bar__nav a[aria-current="page"] { text-decoration-line: underline; text-underline-offset: 6px; }
}
@media (max-width: 390px) {
  .bar__inner { gap: 8px; }
  .bar__logo { width: 112px; }
  .bar__cta { padding: 10px 14px; font-size: 14px; }
}

/* Dark theme: while a dusk section is under the bar (set by site.js). Only background colour changes on the bar itself. */
.bar { transition: background-color 200ms var(--ease); }
.bar[data-bar-theme="dark"] { background: color-mix(in srgb, var(--dusk) 92%, transparent); }
@supports (backdrop-filter: blur(1px)) {
  .bar[data-bar-theme="dark"] { background: color-mix(in srgb, var(--dusk) 78%, transparent); }
}
.bar[data-bar-theme="dark"]::after { background: color-mix(in srgb, var(--paper) 16%, transparent); }
.bar[data-bar-theme="dark"] .bar__logo { filter: brightness(0) invert(0.94); }
.bar[data-bar-theme="dark"] .bar__nav a { color: var(--paper); }
.bar[data-bar-theme="dark"] .bar__menu { color: var(--paper); }
.bar[data-bar-theme="dark"] .bar__cta { --ov: #fff; --ov-a: 0.22; background: var(--teal); color: var(--dusk); border-color: var(--teal); }
@media (hover: hover) and (pointer: fine) {
  .bar[data-bar-theme="dark"] .bar__nav a:hover { color: #fff; text-decoration-color: color-mix(in srgb, var(--paper) 55%, transparent); }
}
@media (max-width: 1080px) {
  .bar[data-bar-theme="dark"] .bar__nav {
    background: var(--dusk); border-bottom-color: color-mix(in srgb, var(--paper) 16%, transparent);
    box-shadow: 0 18px 30px -18px rgb(0 0 0 / 0.5);
  }
  .bar[data-bar-theme="dark"] .bar__nav a { border-bottom-color: color-mix(in srgb, var(--paper) 14%, transparent); }
}

/* ----------------------------------------------------------- footer -- */
.foot {
  --sc-ink: var(--paper); --sc-ink-soft: #B4BDD3; --sc-accent: var(--teal);
  background: var(--dusk); color: var(--sc-ink);
  padding: var(--space-5) 0 var(--space-3);
}
.foot__grid { display: grid; grid-template-columns: 1.1fr 1.4fr 1fr; gap: var(--space-4) clamp(32px, 5vw, 80px); align-items: start; }
.foot__logo { width: 160px; height: auto; margin-bottom: var(--space-2); filter: brightness(0) invert(0.94); }
.foot__brand .small { max-width: 30ch; line-height: 1.6; }
.foot__contact { font-style: normal; line-height: 1.65; letter-spacing: 0.004em; }
.foot a { color: var(--paper); text-decoration: none; }
/* Each contact link is its own 44px row; the <br> after a link would add an empty line, so it is dropped. */
.foot__contact a { display: flex; align-items: center; min-height: 44px; width: fit-content; }
.foot__contact a + br { display: none; }
.foot__contact a:first-of-type { margin-top: 4px; }
.foot__nav { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 var(--space-3); }
.foot__nav a { display: flex; align-items: center; min-height: 44px; }
.foot a:hover, .foot a:focus-visible { text-decoration: underline; text-underline-offset: 0.22em; text-decoration-thickness: 1px; }
.foot__legal {
  margin-top: var(--space-5); padding-top: var(--space-3);
  /* hairline spans the content width, not the gutters */
  background: linear-gradient(color-mix(in srgb, var(--paper) 14%, transparent), color-mix(in srgb, var(--paper) 14%, transparent)) no-repeat center top / calc(100% - 2 * var(--gutter)) 1px;
}
@media (max-width: 1080px) { .foot__grid { grid-template-columns: 1fr 1fr; } .foot__brand { grid-column: 1 / -1; } }
@media (max-width: 860px) {
  .foot__grid { grid-template-columns: minmax(0, 1fr); }
  .foot__nav { max-width: 420px; }
}

/* ---------------------------------------------------- reduced motion -- */
@media (prefers-reduced-motion: reduce) {
  .btn, a.card, .bar, .bar__burger::before, .bar__burger::after { transition: none; }
  .bar__nav { transform: none !important; }
}

/* Certificate placeholder: a neutral document glyph in a 3:4 frame. Not a certificate, not a scheme logo. */
.cert { margin: 0; display: grid; gap: 12px; justify-items: start; width: min(100%, 200px); }
.cert__frame {
  width: 100%; aspect-ratio: 3 / 4; display: grid; place-items: center; border-radius: 6px;
  background: #FFFDF8; border: 1px solid color-mix(in srgb, var(--ink-soft) 30%, transparent);
  color: color-mix(in srgb, var(--ink-soft) 50%, transparent);
}
.cert__doc { width: 54%; height: auto; }
.cert figcaption { display: grid; gap: 4px; }
.cert figcaption strong { font: 600 15px/1.2 var(--sc-font-text); letter-spacing: 0.01em; color: var(--ink); }
.cert figcaption .small { max-width: 26ch; }