/* ==========================================================================
   SPI — components.css
   Reusable pieces. Every one of these is intended to be lifted into the
   interior pages without modification.
   ========================================================================== */

/* ==========================================================================
   SECTION LABEL — the site's signature device
   A short rule in gold sitting above a small-caps label. It appears once
   per section and is the only ornament in the system. On white the label
   text is ink (gold text at this size would fail AA); on navy the label
   text is gold, which passes at 4.8:1.
   ========================================================================== */

.section-label {
  display: block;
  font-family: var(--font-ui);
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ink-55);
  margin-bottom: var(--s-6);
  padding-top: var(--s-4);
  border-top: 2px solid var(--gold-rule);
  max-width: 3.25rem;
  white-space: nowrap;
}
.band--ink .section-label { color: var(--spi-gold); }

/* ==========================================================================
   HEADER AND NAVIGATION
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: var(--spi-white);
  border-bottom: 1px solid var(--ink-line-soft);
}
.site-header[data-scrolled="true"] { border-bottom-color: var(--ink-line); }

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-6);
  min-height: var(--header-h);
}

/* ==========================================================================
   WORDMARK — live text in the real brand fonts, not a static image.
   The supplied logo SVG hardcodes "SPI" in Georgia and the wordmark in a
   system "Inter" fallback, neither of which is the typeface actually
   loaded on the page. Rendering it as text ties the logo to the same
   Fraunces/Inter files as everything else and lets the footer's reversed
   colours be a CSS modifier instead of a second baked-color asset.
   ========================================================================== */

.wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  line-height: 1;
  flex: none;
}
.wordmark__mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.375rem;
  height: 2.375rem;
  flex: none;
  background: var(--spi-ink);
  color: var(--spi-white);
  font-family: var(--font-display);
  font-variation-settings: var(--fr-axes);
  font-weight: 500;
  font-size: 1rem;
  letter-spacing: 0.01em;
  border-radius: 2px;
}
.wordmark__rule {
  width: 1px;
  height: 1.625rem;
  background: var(--spi-gold);
  flex: none;
}
.wordmark__type {
  display: flex;
  flex-direction: column;
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.6rem;
  letter-spacing: 0.135em;
  line-height: 1.32;
  text-transform: uppercase;
  color: var(--spi-ink);
  white-space: nowrap;
}

/* Footer variant: white mark on navy, larger, ink swapped to white. */
.wordmark--reversed .wordmark__mark { background: var(--spi-white); color: var(--spi-ink); }
.wordmark--reversed .wordmark__type { color: var(--spi-white); }
.wordmark--lg { gap: 0.85rem; }
.wordmark--lg .wordmark__mark { width: 2.875rem; height: 2.875rem; font-size: 1.1875rem; }
.wordmark--lg .wordmark__rule { height: 2rem; }
.wordmark--lg .wordmark__type { font-size: 0.6875rem; }

@media (max-width: 400px) {
  .site-header__inner { gap: var(--s-3); min-height: var(--header-h-sm); }
  .wordmark__type { font-size: 0.55rem; }
  .nav-toggle { padding: 0.5rem 0.625rem; }
}

/* --- Desktop navigation ---------------------------------------------------- */

.nav { display: none; }

@media (min-width: 1080px) {
  .nav { display: flex; align-items: center; gap: var(--s-6); }
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--s-6);
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav__list > li { margin: 0; position: relative; }

.nav__link {
  display: inline-block;
  font-size: var(--fs-caption);
  font-weight: 500;
  letter-spacing: 0.01em;
  color: var(--ink-70);
  text-decoration: none;
  padding-block: var(--s-2);
  border-bottom: 2px solid transparent;
  transition: color var(--dur) var(--ease), border-color var(--dur) var(--ease);
  white-space: nowrap;
}
.nav__link:hover { color: var(--spi-ink); }
.nav__link[aria-current="page"] {
  color: var(--spi-ink);
  border-bottom-color: var(--gold-rule);
}

/* Contact is the one bounded element in the header — a hairline box, not a
   filled pill, so it reads as a link of record rather than a CTA button. */
.nav__contact {
  border: 1px solid var(--spi-ink);
  padding: 0.5rem 0.9rem;
  font-size: var(--fs-caption);
  font-weight: 500;
  text-decoration: none;
  color: var(--spi-ink);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
  white-space: nowrap;
}
.nav__contact:hover { background: var(--spi-ink); color: var(--spi-white); }

/* --- Our Work dropdown ------------------------------------------------------ */

.nav__disclosure {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
  background: none;
  border: 0;
  border-bottom: 2px solid transparent;
  padding: var(--s-2) 0;
  font-size: var(--fs-caption);
  font-weight: 500;
  color: var(--ink-70);
  cursor: pointer;
  white-space: nowrap;
}
.nav__disclosure:hover { color: var(--spi-ink); }
.nav__disclosure[aria-expanded="true"] { color: var(--spi-ink); border-bottom-color: var(--gold-rule); }
.nav__disclosure svg { transition: transform var(--dur) var(--ease); }
.nav__disclosure[aria-expanded="true"] svg { transform: rotate(180deg); }

.nav__panel {
  position: absolute;
  top: calc(100% + 1.375rem);
  left: -1.25rem;
  min-width: 22.5rem;
  background: var(--spi-white);
  border: 1px solid var(--ink-line);
  border-top: 2px solid var(--gold-rule);
  padding: var(--s-2) 0;
  box-shadow: 0 18px 36px rgba(11, 29, 53, 0.09);
  list-style: none;
  margin: 0;
}
.nav__panel[hidden] { display: none; }
.nav__panel li { margin: 0; }
.nav__panel a {
  display: flex;
  gap: var(--s-3);
  padding: 0.625rem 1.25rem;
  font-size: var(--fs-caption);
  color: var(--ink-70);
  text-decoration: none;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.nav__panel a:hover { background: var(--spi-ivory); color: var(--spi-ink); }
.nav__panel a span:first-child {
  color: var(--ink-55);
  font-variant-numeric: tabular-nums;
  flex: none;
}
.nav__panel a:hover span:first-child { color: var(--gold-rule); }

/* --- Mobile menu ------------------------------------------------------------ */

.nav-toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  background: none;
  border: 1px solid var(--ink-line);
  padding: 0.5rem 0.75rem;
  font-size: var(--fs-caption);
  font-weight: 500;
  color: var(--spi-ink);
  cursor: pointer;
}
@media (min-width: 1080px) { .nav-toggle { display: none; } }

.nav-toggle__bars { display: block; width: 16px; height: 9px; position: relative; }
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  left: 0;
  width: 16px;
  height: 1.5px;
  background: currentColor;
}
.nav-toggle__bars::before { top: 0; }
.nav-toggle__bars::after { bottom: 0; }

.mobile-menu {
  position: fixed;
  inset: var(--header-h-sm) 0 0;
  background: var(--spi-white);
  border-top: 1px solid var(--ink-line);
  padding: var(--s-6) var(--gutter) var(--s-16);
  overflow-y: auto;
  z-index: 55;
}
.mobile-menu[hidden] { display: none; }
@media (min-width: 1080px) { .mobile-menu { display: none !important; } }

.mobile-menu__list { list-style: none; margin: 0; padding: 0; }
.mobile-menu__list > li { margin: 0; border-bottom: 1px solid var(--ink-line-soft); }
.mobile-menu__list a {
  display: block;
  padding: var(--s-4) 0;
  font-size: 1.0625rem;
  color: var(--spi-ink);
  text-decoration: none;
}
.mobile-menu__sub { list-style: none; margin: 0 0 var(--s-4); padding: 0 0 0 var(--s-4); }
.mobile-menu__sub li { border: 0; }
.mobile-menu__sub a {
  padding: var(--s-2) 0;
  font-size: var(--fs-small);
  color: var(--ink-70);
  display: flex;
  gap: var(--s-3);
}
.mobile-menu__sub a span:first-child { color: var(--ink-55); font-variant-numeric: tabular-nums; }

/* ==========================================================================
   ACTIONS
   ========================================================================== */

.action-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--s-4) var(--s-8);
  margin-top: var(--s-10);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3rem;
  padding: 0 1.375rem;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-size: var(--fs-caption);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  cursor: pointer;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease),
              border-color var(--dur) var(--ease);
}
.btn--gold { background: var(--spi-gold); color: var(--spi-ink); }
.btn--gold:hover { background: #A06D22; color: var(--spi-ink); }
.btn--ink { background: var(--spi-ink); color: var(--spi-white); }
.btn--ink:hover { background: var(--ink-90); }
.btn--outline { border-color: var(--spi-ink); color: var(--spi-ink); }
.btn--outline:hover { background: var(--spi-ink); color: var(--spi-white); }
.btn--outline-light { border-color: rgba(255, 255, 255, 0.5); color: var(--spi-white); }
.btn--outline-light:hover { background: var(--spi-white); color: var(--spi-ink); }

/* Text link with a trailing mark. The arrow is gold, the words are not —
   this is how gold stays present on white surfaces without failing AA. */
.arrow-link {
  display: inline-flex;
  align-items: baseline;
  gap: 0.5rem;
  font-size: var(--fs-caption);
  font-weight: 600;
  color: var(--spi-ink);
  text-decoration: none;
  border-bottom: 1px solid var(--ink-line);
  padding-bottom: 0.3125rem;
  transition: border-color var(--dur) var(--ease);
}
.arrow-link::after {
  content: "\2192";
  color: var(--gold-rule);
  transition: transform var(--dur) var(--ease);
}
.arrow-link:hover { border-bottom-color: var(--spi-ink); }
.arrow-link:hover::after { transform: translateX(3px); }

.arrow-link--light { color: var(--spi-white); border-bottom-color: rgba(255, 255, 255, 0.35); }
.arrow-link--light::after { color: var(--spi-gold); }
.arrow-link--light:hover { border-bottom-color: var(--spi-white); }

/* External-link convention required by the specification. */
.arrow-link--external::after { content: "\2197"; }
.ext-mark { color: var(--gold-rule); }
.band--ink .ext-mark { color: var(--spi-gold); }

/* ==========================================================================
   NUMBERED LIST — used for the six policy areas and the four approaches
   Rows, not cards. Full-width rows give the long area names room to sit on
   one or two lines without truncation.
   ========================================================================== */

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

.entry {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-3);
  padding-block: var(--s-8);
  border-bottom: 1px solid var(--ink-line);
  text-decoration: none;
  color: inherit;
  transition: background var(--dur) var(--ease);
}
@media (min-width: 860px) {
  .entry {
    grid-template-columns: minmax(0, 20rem) minmax(0, 1fr) 2rem;
    gap: var(--s-8);
    align-items: start;
    padding-inline: var(--s-4);
    margin-inline: calc(var(--s-4) * -1);
  }
}
.entry:hover { background: var(--spi-ivory); }

.entry__index {
  font-family: var(--font-ui);
  font-size: var(--fs-caption);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--ink-55);
  letter-spacing: 0.06em;
  padding-top: 0.45rem;
  transition: color var(--dur) var(--ease);
}
.entry:hover .entry__index { color: var(--gold-rule); }

.entry__title {
  font-family: var(--font-display);
  font-variation-settings: var(--fr-axes);
  font-weight: 400;
  font-size: var(--fs-h3);
  line-height: 1.24;
  letter-spacing: -0.014em;
  color: var(--spi-ink);
  margin: 0;
}
.entry__desc {
  font-size: var(--fs-small);
  color: var(--ink-70);
  margin: 0;
  max-width: 46ch;
}
.entry__mark {
  align-self: center;
  justify-self: end;
  color: var(--gold-rule);
  font-size: 1.125rem;
  transition: transform var(--dur) var(--ease);
  display: none;
}
@media (min-width: 860px) { .entry__mark { display: block; } }
.entry:hover .entry__mark { transform: translateX(4px); }

/* Approach variant: four columns divided by hairlines rather than rows. */
.pillar {
  padding-top: var(--s-6);
  border-top: 1px solid var(--ink-line);
}
.pillar__index {
  display: block;
  font-size: var(--fs-caption);
  font-weight: 600;
  font-variant-numeric: tabular-nums;
  color: var(--gold-rule);
  margin-bottom: var(--s-5);
}
.pillar h3 { margin-bottom: var(--s-3); }
.pillar p { font-size: var(--fs-small); color: var(--ink-70); margin: 0; }
.band--ink .pillar { border-top-color: var(--on-ink-line); }
.band--ink .pillar p { color: var(--on-ink-80); }
.band--ink .pillar__index { color: var(--spi-gold); }

/* ==========================================================================
   INITIATIVE ENTRIES
   Two long-form editorial entries side by side, separated by a hairline.
   Not cards: no background fill, no border box, no shadow — so they read
   as institutional programmes rather than commercial products.
   ========================================================================== */

.initiative-set {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  border-top: 1px solid var(--on-ink-line);
}
@media (min-width: 940px) {
  .initiative-set { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .initiative + .initiative {
    border-left: 1px solid var(--on-ink-line);
    padding-left: clamp(2.5rem, 1rem + 4vw, 4rem);
  }
  .initiative { padding-right: clamp(2.5rem, 1rem + 4vw, 4rem); }
  .initiative:last-child { padding-right: 0; }
}
.initiative {
  padding-top: var(--s-10);
  padding-bottom: var(--s-4);
  display: flex;
  flex-direction: column;
}
@media (max-width: 939px) {
  .initiative + .initiative { border-top: 1px solid var(--on-ink-line); }
}

.initiative__kind {
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--spi-gold);
  margin-bottom: var(--s-5);
}
.initiative__name {
  font-size: clamp(1.75rem, 1.3rem + 1.5vw, 2.375rem);
  margin-bottom: var(--s-3);
}
.initiative__line {
  font-family: var(--font-display);
  font-variation-settings: var(--fr-axes);
  font-size: var(--fs-h4);
  line-height: 1.4;
  color: var(--spi-gold);
  margin-bottom: var(--s-5);
}
.initiative__body { font-size: var(--fs-small); color: var(--on-ink-80); }
.initiative__foot { margin-top: var(--s-8); }

/* ==========================================================================
   MEDIA SLOTS
   Every slot declares an explicit aspect ratio so nothing shifts on load.
   ========================================================================== */

.media { position: relative; overflow: hidden; background: var(--ink-panel); }
.media img { width: 100%; height: 100%; object-fit: cover; }

.ratio-16x9 { aspect-ratio: 16 / 9; }
.ratio-3x2  { aspect-ratio: 3 / 2; }
.ratio-4x5  { aspect-ratio: 4 / 5; }
.ratio-1x1  { aspect-ratio: 1 / 1; }

/* Placeholder: a neutral field labelled by purpose. No gradient, no
   monogram, no contour graphic — per the image brief these are temporary
   and must be visibly temporary. */
.media__placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  gap: 0.375rem;
  padding: var(--s-5);
  background: var(--ink-line-soft);
  border: 1px solid var(--ink-line);
}
.media__placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(to right, var(--ink-line) 1px, transparent 1px),
    linear-gradient(to bottom, var(--ink-line) 1px, transparent 1px);
  background-size: 48px 48px;
  opacity: 0.55;
}
.media__placeholder > * { position: relative; }
.media__placeholder b {
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--ink-70);
}
.media__placeholder span { font-size: var(--fs-caption); color: var(--ink-55); }

.media__placeholder--ink { background: var(--ink-panel); border-color: rgba(255,255,255,0.16); }
.media__placeholder--ink::before {
  background-image:
    linear-gradient(to right, rgba(255,255,255,0.12) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.12) 1px, transparent 1px);
}
.media__placeholder--ink b { color: var(--on-ink-80); }
.media__placeholder--ink span { color: var(--on-ink-60); }

.media-caption {
  margin-top: var(--s-3);
  font-size: var(--fs-caption);
  color: var(--ink-55);
  max-width: 44ch;
}

/* ==========================================================================
   PEOPLE
   ========================================================================== */

.person { text-decoration: none; color: inherit; display: block; }
.person .media { background: var(--ink-line-soft); }
.person__name {
  font-family: var(--font-display);
  font-variation-settings: var(--fr-axes);
  font-weight: 500;
  font-size: 1.1875rem;
  letter-spacing: -0.012em;
  margin: var(--s-5) 0 var(--s-1);
  transition: color var(--dur) var(--ease);
}
.person:hover .person__name { color: var(--gold-rule); }
.person__role {
  font-size: var(--fs-caption);
  color: var(--ink-55);
  margin: 0;
  max-width: 30ch;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */

.site-footer { background: var(--spi-ink); color: var(--on-ink-80); }

.site-footer__main {
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-10);
  padding-block: var(--s-20) var(--s-12);
}
@media (min-width: 720px) {
  .site-footer__main { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .site-footer__identity { grid-column: 1 / -1; }
}
@media (min-width: 1024px) {
  .site-footer__main {
    grid-template-columns: minmax(0, 1.6fr) repeat(3, minmax(0, 1fr));
    gap: clamp(2rem, 1rem + 3vw, 3.5rem);
  }
  .site-footer__identity { grid-column: auto; }
}

.site-footer__identity img { width: 232px; }
.site-footer__tagline {
  font-family: var(--font-display);
  font-variation-settings: var(--fr-axes);
  font-size: 1.0625rem;
  line-height: 1.5;
  color: var(--spi-gold);
  margin: var(--s-6) 0 var(--s-4);
  max-width: 22ch;
}
.site-footer__meta { font-size: var(--fs-caption); color: var(--on-ink-60); max-width: 34ch; margin: 0; }

.site-footer__heading {
  font-size: var(--fs-label);
  font-weight: 600;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--spi-gold);
  margin: 0 0 var(--s-5);
}
.site-footer__list { list-style: none; margin: 0; padding: 0; }
.site-footer__list li { margin-bottom: var(--s-3); }
.site-footer__list a, .site-footer__list span {
  font-size: var(--fs-caption);
  color: var(--on-ink-80);
  text-decoration: none;
}
.site-footer__list a:hover { color: var(--spi-white); text-decoration: underline; text-underline-offset: 0.25em; }

/* --- Stay Informed ---------------------------------------------------------- */

.newsletter {
  border-top: 1px solid var(--on-ink-line);
  border-bottom: 1px solid var(--on-ink-line);
  padding-block: var(--s-10);
  display: grid;
  grid-template-columns: minmax(0, 1fr);
  gap: var(--s-8);
}
@media (min-width: 900px) {
  .newsletter { grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: clamp(3rem, 1rem + 4vw, 5rem); align-items: start; }
}
.newsletter h2 {
  /* Headings default to ink; inside the navy footer that renders invisible. */
  color: var(--spi-white);
  font-size: 1.625rem;
  margin-bottom: var(--s-2);
}
.newsletter p { font-size: var(--fs-small); color: var(--on-ink-80); margin: 0; }

.newsletter__form { display: grid; grid-template-columns: minmax(0, 1fr) auto; }
.newsletter__form label {
  grid-column: 1 / -1;
  font-size: var(--fs-caption);
  color: var(--on-ink-80);
  margin-bottom: var(--s-2);
}
.newsletter__form input {
  background: transparent;
  border-color: rgba(255, 255, 255, 0.4);
  color: var(--spi-white);
  min-height: 3rem;
}
.newsletter__form input:disabled { background: rgba(255, 255, 255, 0.05); }
.newsletter__form input::placeholder { color: var(--on-ink-60); }
.newsletter__form button {
  border: 0;
  background: var(--spi-gold);
  color: var(--spi-ink);
  padding-inline: 1.25rem;
  font-size: var(--fs-caption);
  font-weight: 600;
  cursor: pointer;
}
.newsletter__form button:disabled { background: rgba(255,255,255,0.18); color: var(--on-ink-60); cursor: not-allowed; }
.newsletter__note {
  grid-column: 1 / -1;
  margin-top: var(--s-3);
  font-size: var(--fs-caption);
  color: var(--on-ink-60);
}

.site-footer__legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-3) var(--s-8);
  padding-block: var(--s-6) var(--s-8);
  font-size: var(--fs-caption);
  color: var(--on-ink-60);
}
.site-footer__legal a { color: inherit; text-decoration: none; }
.site-footer__legal a:hover { color: var(--spi-white); }
@media (min-width: 720px) { .site-footer__legal .push { margin-left: auto; } }

/* ==========================================================================
   FULL-BLEED BANNER — area-page photos, positioned right under the page
   header instead of buried after several paragraphs of text, and running
   edge-to-edge instead of boxed inside the shell's 1180px column.
   ========================================================================== */

.media-fullbleed {
  position: relative;
  width: 100vw;
  margin-left: calc(50% - 50vw);
  height: clamp(280px, 38vw, 520px);
  overflow: hidden;
  background: var(--ink-panel);
}
.media-fullbleed img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}