/* ==========================================================================
   Blocks — the components each homepage section is assembled from.
   Built on the ground variables declared in section.css, so every block works
   on light and dark without a single hard-coded colour.
   ========================================================================== */

/* --------------------------------------------------------------------------
   Process — problématique → méthode → acquisition → cartographie → décision
   The site's central idea, so it gets the page's most deliberate layout: a
   single continuous rule with the five steps hung off it.
   -------------------------------------------------------------------------- */

.process {
  display: grid;
  gap: var(--space-8);
  margin-top: clamp(var(--space-12), 8vh, var(--space-20, 5rem));
  counter-reset: step;
  list-style: none;
}

@media (min-width: 62rem) {
  .process {
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: var(--space-6);
  }
}

.step {
  position: relative;
  padding-top: var(--space-8);
  border-top: 1px solid var(--section-rule);
}

/* The marker sits on the rule itself, so the row reads as one timeline rather
   than five detached columns. */
.step::before {
  content: "";
  position: absolute;
  top: -3px;
  left: 0;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

.step__num {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-caps);
  color: var(--color-accent);
  font-variant-numeric: tabular-nums;
}

.step__title {
  margin-top: var(--space-3);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
}

.step__body {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--section-fg-muted);
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   Method cards
   -------------------------------------------------------------------------- */

.methods {
  display: grid;
  gap: var(--space-6);
  margin-top: clamp(var(--space-12), 8vh, var(--space-16));
  list-style: none;
}

@media (min-width: 48rem) {
  .methods {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.method {
  display: flex;
  flex-direction: column;
  padding: var(--space-8);
  background-color: var(--color-paper-000);
  border: 1px solid var(--section-rule);
  border-radius: 2px;
}

.section--dark .method {
  background-color: var(--color-ink-900);
}

.method__icon {
  width: 2.5rem;
  height: 2.5rem;
  color: var(--color-accent);
}

.method__tag {
  margin-top: var(--space-6);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  letter-spacing: var(--tracking-caps);
  color: var(--color-accent);
}

.method__title {
  margin-top: var(--space-2);
  font-size: var(--text-xl);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
}

.method__body {
  margin-top: var(--space-4);
  color: var(--section-fg-muted);
  text-wrap: pretty;
}

/* Pushed to the card's foot so the "reveals" line aligns across the grid
   regardless of how long each description runs. */
.method__reveals {
  margin-top: auto;
  padding-top: var(--space-6);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--section-fg-muted);
  border-top: 1px solid var(--section-rule);
}

.callout {
  margin-top: var(--space-6);
  padding: var(--space-8);
  border: 1px solid var(--color-accent);
  border-radius: 2px;
  background-color: var(--color-accent-soft);
}

.callout__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
}

.callout__body {
  max-width: var(--measure);
  margin-top: var(--space-3);
  color: var(--section-fg-muted);
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   Domain cards — five sectors, deliberately identical in weight
   -------------------------------------------------------------------------- */

.domains {
  display: grid;
  gap: var(--space-6);
  margin-top: clamp(var(--space-12), 8vh, var(--space-16));
  list-style: none;
}

@media (min-width: 40rem) {
  .domains {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .domains {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.domain {
  display: flex;
  flex-direction: column;
  overflow: clip;
  border: 1px solid var(--section-rule);
  border-radius: 2px;
  background-color: var(--color-ink-900);
}

.domain__media {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: clip;
  background-color: var(--color-ink-800);
}

.domain__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.9s var(--ease-out);
}

.domain:hover .domain__media img {
  transform: scale(1.04);
}

.domain__text {
  padding: var(--space-6);
}

.domain__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
  color: var(--color-fg-inverse);
}

.domain__body {
  margin-top: var(--space-3);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--color-fg-inverse-muted);
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   Projects — structure now, real case studies later.
   The empty state is explicit rather than a grey box, so nobody mistakes a
   placeholder for a finished design.
   -------------------------------------------------------------------------- */

.projects {
  display: grid;
  gap: var(--space-4);
  margin-top: clamp(var(--space-12), 8vh, var(--space-16));
  list-style: none;
}

@media (min-width: 40rem) {
  .projects {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 64rem) {
  .projects {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.project {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: var(--space-8);
  min-height: 11rem;
  padding: var(--space-6);
  border: 1px dashed var(--section-rule);
  border-radius: 2px;
}

.project__sector {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
}

.project__pending {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--section-fg-muted);
}

.project__pending::before {
  content: "";
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background-color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Solutions
   -------------------------------------------------------------------------- */

.solutions {
  display: grid;
  gap: var(--space-6);
  margin-top: clamp(var(--space-12), 8vh, var(--space-16));
  list-style: none;
}

@media (min-width: 56rem) {
  .solutions {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.solution {
  display: flex;
  flex-direction: column;
  padding: var(--space-8);
  background-color: var(--color-paper-000);
  border: 1px solid var(--section-rule);
  border-radius: 2px;
}

.solution__kicker {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-accent);
}

.solution__title {
  margin-top: var(--space-3);
  font-size: var(--text-xl);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
}

.solution__body {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--section-fg-muted);
  text-wrap: pretty;
}

.exports {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: var(--space-2) var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--section-rule);
}

.exports__title {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.exports__body {
  font-size: var(--text-sm);
  color: var(--section-fg-muted);
}

/* --------------------------------------------------------------------------
   About
   -------------------------------------------------------------------------- */

.about {
  display: grid;
  gap: var(--space-8);
  margin-top: clamp(var(--space-12), 8vh, var(--space-16));
  list-style: none;
}

@media (min-width: 56rem) {
  .about {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--space-12);
  }
}

.about__title {
  padding-top: var(--space-6);
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
  border-top: 1px solid var(--section-rule);
}

.about__body {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--section-fg-muted);
  text-wrap: pretty;
}

/* --------------------------------------------------------------------------
   Contact
   -------------------------------------------------------------------------- */

.contact {
  display: grid;
  gap: var(--space-8);
  margin-top: clamp(var(--space-10, 2.5rem), 6vh, var(--space-16));
  list-style: none;
}

@media (min-width: 48rem) {
  .contact {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.contact__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--section-fg-muted);
}

.contact__value {
  margin-top: var(--space-3);
  font-size: var(--text-lg);
  line-height: var(--leading-snug);
  font-style: normal;
  letter-spacing: var(--tracking-tight);
}

.contact__value a:hover,
.contact__value a:focus-visible {
  color: var(--color-accent);
}

.section__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-10, 2.5rem);
}

/* Buttons on light ground — the hero's variants assume a dark backdrop. */
.btn--solid {
  color: var(--color-paper-050);
  background-color: var(--color-ink-950);
}

.btn--solid:hover,
.btn--solid:focus-visible {
  background-color: var(--color-brand);
}

.btn--outline {
  color: var(--color-fg);
  border-color: rgb(88 72 72 / 0.35);
}

.btn--outline:hover,
.btn--outline:focus-visible {
  border-color: var(--color-brand);
  background-color: rgb(88 72 72 / 0.06);
}

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

.footer {
  padding-block: clamp(var(--space-12), 8vh, var(--space-16)) var(--space-8);
  padding-inline: var(--gutter);
  color: var(--color-fg-inverse);
  background-color: var(--color-ink-950);
}

.footer__inner {
  max-width: var(--container-max);
  margin-inline: auto;
}

.footer__top {
  display: grid;
  gap: var(--space-10, 2.5rem);
}

@media (min-width: 56rem) {
  .footer__top {
    grid-template-columns: 1.4fr repeat(3, minmax(0, 1fr));
    gap: var(--space-8);
  }
}

.footer__mark {
  display: block;
  width: 7.5rem;
  aspect-ratio: 461 / 216;
  background-color: currentColor;
  -webkit-mask-image: url("../../assets/brand/geocarta-mask.png");
  mask-image: url("../../assets/brand/geocarta-mask.png");
  -webkit-mask-size: contain;
  mask-size: contain;
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
}

.footer__tagline {
  max-width: 30ch;
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  line-height: var(--leading-normal);
  color: var(--color-fg-inverse-muted);
}

.footer__heading {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--color-fg-inverse-muted);
}

.footer__list {
  margin-top: var(--space-4);
  list-style: none;
  display: grid;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: var(--color-fg-inverse);
  opacity: 0.75;
  transition: opacity var(--duration-fast) var(--ease-out);
}

.footer__link:hover,
.footer__link:focus-visible {
  opacity: 1;
}

.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--space-4);
  margin-top: clamp(var(--space-12), 8vh, var(--space-16));
  padding-top: var(--space-6);
  font-size: var(--text-xs);
  color: var(--color-fg-inverse-muted);
  border-top: 1px solid rgb(246 246 244 / 0.12);
}

/* --------------------------------------------------------------------------
   Domain cards became links to their own pages — the anchor wraps the whole
   card so the entire surface is the target, not just the title.
   -------------------------------------------------------------------------- */

.domain__link {
  display: flex;
  flex-direction: column;
  height: 100%;
  color: inherit;
}

.domain__cue {
  align-self: flex-start;
  margin: 0 var(--space-6) var(--space-6);
  font-size: var(--text-lg);
  line-height: 1;
  color: var(--color-accent);
  opacity: 0;
  transform: translateX(-6px);
  transition:
    opacity 0.35s var(--ease-out),
    transform 0.35s var(--ease-out);
}

.domain:hover .domain__cue,
.domain__link:focus-visible .domain__cue {
  opacity: 1;
  transform: none;
}

.domain__text {
  flex: 1 1 auto;
}

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

/* Method cards became links to their own pages. */
.method__link {
  display: flex;
  flex-direction: column;
  flex: 1 1 auto;
  color: inherit;
}

.method__cue {
  align-self: flex-start;
  margin-top: var(--space-6);
  font-size: var(--text-lg);
  line-height: 1;
  color: var(--color-accent);
  opacity: 0;
  transform: translateX(-6px);
  transition: opacity 0.35s var(--ease-out), transform 0.35s var(--ease-out);
}

.method:hover .method__cue,
.method__link:focus-visible .method__cue {
  opacity: 1;
  transform: none;
}

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

/* ==========================================================================
   Contact form
   ========================================================================== */

.form {
  margin-top: clamp(var(--space-12), 8vh, var(--space-16));
  padding-top: var(--space-10, 2.5rem);
  border-top: 1px solid var(--section-rule);
}

.form__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-tight);
}

.form__grid {
  display: grid;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

@media (min-width: 48rem) {
  .form__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

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

.field {
  display: grid;
  gap: var(--space-2);
}

.field__label {
  font-size: var(--text-xs);
  font-weight: var(--weight-medium);
  letter-spacing: var(--tracking-caps);
  text-transform: uppercase;
  color: var(--section-fg-muted);
}

.field__input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--section-fg);
  background-color: var(--color-paper-000);
  border: 1px solid rgb(88 72 72 / 0.24);
  border-radius: 2px;
  transition: border-color var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-fast) var(--ease-out);
}

.field__input::placeholder {
  color: rgb(110 96 96 / 0.7);
}

.field__input:hover {
  border-color: rgb(88 72 72 / 0.44);
}

.field__input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px var(--color-accent-soft);
}

.field__input--area {
  resize: vertical;
  min-height: 8rem;
  line-height: var(--leading-normal);
}

/* Invalid state is carried by the wrapper so the label can react too, and it
   is never colour alone — the message itself is the primary signal. */
.field[data-invalid="true"] .field__input {
  border-color: #b4442e;
}

.field__error:empty {
  display: none;
}

.field__error {
  font-size: var(--text-xs);
  line-height: var(--leading-snug);
  color: #b4442e;
}

.form__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4) var(--space-6);
  margin-top: var(--space-8);
}

.form__status:empty {
  display: none;
}

.form__status {
  max-width: 46ch;
  font-size: var(--text-sm);
  line-height: var(--leading-snug);
  color: var(--section-fg-muted);
}

.form__note {
  max-width: var(--measure);
  margin-top: var(--space-6);
  font-size: var(--text-xs);
  line-height: var(--leading-normal);
  color: var(--section-fg-muted);
}

@media (prefers-reduced-motion: reduce) {
  .field__input {
    transition: none;
  }
}