/*
 * Page de pré-production de singery.io, rendue dans le style Verre du site, sans aucune ressource externe.
 *
 * Sources des valeurs recopiées ci-dessous.
 * - Jetons de couleur, thème clair et sombre : `shared/interface/src/styles/base.css` (`:root`, `.dark`,
 *   `html[data-a11y-contrast='high']`, `--a11y-surface`).
 * - Largeurs de page : `shared/interface/src/styles/base.css` (`--container-*`) et
 *   `canopy/src/app/globals.css` (`--standard-*`, `.mid-content`).
 * - Bouton de langue, survol : `shared/interface/src/styles/looks/glass.css` et
 *   `canopy/src/app/looks/glass.css`.
 * - Fond à taches de lumière : `shared/interface/src/components/layout/BackgroundBlobs/BackgroundBlobs.tsx`.
 * - Entrée en fondu : `.enter-on-mount` de `base.css`.
 * - Polices : `canopy/src/fonts/junegull.woff2` (titres) et Nunito (texte, `next/font` dans `layout.tsx`).
 */

/* Polices du site, servies par la page. Nunito : le sous-ensemble latin de @fontsource-variable/nunito. */
@font-face {
  font-family: 'Junegull';
  src: url('assets/junegull.woff2') format('woff2');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Nunito';
  src: url('assets/nunito-latin.woff2') format('woff2');
  font-weight: 200 1000;
  font-style: normal;
  font-display: swap;
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F,
    U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

:root {
  color-scheme: light dark;

  /* base.css, `:root` */
  --background: #fdfbf7;
  --foreground: #3c332e;
  --foreground-secondary: color-mix(in oklab, var(--foreground) 75%, transparent);
  --primary: #9a562f;
  --secondary: #64705f;
  --a11y-surface: #ffffff;
  --a11y-border: color-mix(in srgb, var(--foreground) 24%, transparent);

  /* looks/glass.css, thème clair : boutons blancs de la barre */
  --control-fill: #ffffff;
  --control-border: rgba(0, 0, 0, 0.08);
  --control-border-hover: rgba(0, 0, 0, 0.16);
  --control-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.08), inset 0 1px 2px 0 rgba(0, 0, 0, 0.05);

  /* BackgroundBlobs : opacité du calque par thème */
  --blobs-opacity: 0.16;
  --blobs-blur: 30px;

  /* base.css, `@theme` : échelle de largeurs et rayon */
  --container-reading: 48rem;
  --container-page: 90rem;
  --container-measure: 65ch;
  --radius: 0.5rem;

  --font-title: 'Junegull', sans-serif;
  --font-text: 'Nunito', ui-sans-serif, system-ui, sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    /* base.css, `.dark` */
    --background: #0a0b0d;
    --foreground: #f4f1f1;
    --foreground-secondary: color-mix(in oklab, var(--foreground) 88%, transparent);
    --primary: #b86b3c;
    --secondary: #85a2b6;
    --a11y-surface: #131417;
    --a11y-border: rgba(255, 255, 255, 0.24);

    /* looks/glass.css, `.dark` : boutons blancs de la barre */
    --control-fill: rgb(20 20 26);
    --control-border: rgba(255, 255, 255, 0.1);
    --control-border-hover: rgba(255, 255, 255, 0.2);
    --control-shadow: inset 0 2px 4px 0 rgba(0, 0, 0, 0.4), inset 0 1px 2px 0 rgba(0, 0, 0, 0.25);

    --blobs-opacity: 0.26;
  }
}

/* Contraste élevé demandé au système : encres de `html[data-a11y-contrast='high']`, verre rendu opaque. */
@media (prefers-contrast: more) {
  :root {
    --foreground: #1f1915;
    --foreground-secondary: var(--foreground);
    --primary: #7a4323;
    --secondary: #4d574a;
    --a11y-border: color-mix(in srgb, var(--foreground) 45%, transparent);
    --control-border: var(--a11y-border);
    --control-border-hover: var(--a11y-border);
  }
}

@media (prefers-contrast: more) and (prefers-color-scheme: dark) {
  :root {
    --foreground: #ffffff;
    --foreground-secondary: var(--foreground);
    --primary: #b86b3c;
    --secondary: #98b3c5;
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scrollbar-gutter: stable;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  background-color: var(--background);
  color: var(--foreground);
  font-family: var(--font-text);
  line-height: 1.5;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Socle de mise au point de base.css, repris tel quel. */
:where(a, button) {
  outline: 0 solid var(--primary);
  outline-offset: 2px;
}

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Le lien d'évitement, premier arrêt de tabulation. */
.skip {
  position: absolute;
  left: 1rem;
  top: 0;
  z-index: 50;
  transform: translateY(-120%);
  padding: 0.75rem 1rem;
  border-radius: var(--radius);
  background: var(--a11y-surface);
  color: var(--foreground);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid var(--control-border);
}

.skip:focus {
  transform: translateY(0.5rem);
}

/* ---------- Fond : 9 taches de lumière, figées (BackgroundBlobs, mouvement réduit) ---------- */

.blobs {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
  user-select: none;
  background: var(--background);
}

.blobs-layer {
  position: absolute;
  inset: 0;
  opacity: var(--blobs-opacity);
  filter: blur(var(--blobs-blur));
}

.blobs-layer span {
  position: absolute;
  background: radial-gradient(
    ellipse closest-side,
    var(--blob-tint) 0%,
    color-mix(in srgb, var(--blob-tint) 72%, transparent) 45%,
    transparent 100%
  );
  transform: translate(-50%, -50%) rotate(var(--blob-tilt));
}

.blob-1 { --blob-tint: var(--primary); --blob-tilt: -0.5rad; left: 8%; top: 12%; width: 52%; height: 26%; }
.blob-2 { --blob-tint: var(--secondary); --blob-tilt: 0.7rad; left: 86%; top: 20%; width: 60%; height: 30%; }
.blob-3 { --blob-tint: var(--primary); --blob-tilt: 0.25rad; left: 36%; top: 55%; width: 36%; height: 20%; }
.blob-4 { --blob-tint: var(--secondary); --blob-tilt: -1rad; left: 70%; top: 48%; width: 44%; height: 22%; }
.blob-5 { --blob-tint: var(--secondary); --blob-tilt: 0.45rad; left: 14%; top: 78%; width: 56%; height: 28%; }
.blob-6 { --blob-tint: var(--primary); --blob-tilt: -0.35rad; left: 82%; top: 85%; width: 48%; height: 24%; }
.blob-7 { --blob-tint: var(--secondary); --blob-tilt: 1.2rad; left: 50%; top: 5%; width: 40%; height: 18%; }
.blob-8 { --blob-tint: var(--primary); --blob-tilt: -0.8rad; left: 2%; top: 45%; width: 42%; height: 22%; }
.blob-9 { --blob-tint: var(--primary); --blob-tilt: 0.15rad; left: 96%; top: 62%; width: 38%; height: 20%; }

@media (width >= 48rem) {
  :root {
    --blobs-blur: 42px;
  }
}

@media (prefers-contrast: more), (forced-colors: active) {
  .blobs-layer {
    display: none;
  }
}

/* ---------- Entrée en fondu (.enter-on-mount de base.css) ---------- */

@keyframes enter-on-mount {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes bar-entry {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.enter {
  animation: enter-on-mount 0.55s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.bar-entry {
  animation: bar-entry 0.5s cubic-bezier(0.16, 1, 0.3, 1) backwards;
}

.d-1 { animation-delay: 0.08s; }
.d-2 { animation-delay: 0.16s; }
.d-3 { animation-delay: 0.24s; }

@media (prefers-reduced-motion: reduce), print {
  .enter,
  .bar-entry {
    animation: none;
  }
}

/* ---------- Haut de page : logo à gauche, langue à droite, sans barre ---------- */

.topbar {
  width: 100%;
  max-width: var(--container-page);
  margin-inline: auto;
  min-height: 4.5rem;
  padding-inline: 1rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

@media (width >= 48rem) {
  .topbar {
    padding-inline: 2rem;
  }
}

/* Le logo de Navbar.tsx : image de 44 px, mot en Junegull cacao, halo de la couleur du fond. */
.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.375rem 1.5rem 0.375rem 0;
  border-radius: var(--radius);
  color: var(--primary);
  text-decoration: none;
}

.brand img {
  width: 2.75rem;
  height: 2.75rem;
}

.brand span {
  display: inline-block;
  margin-top: 0.25em;
  font-family: var(--font-title);
  font-size: 1.875rem;
  line-height: 1.2;
  letter-spacing: 0.025em;
  text-shadow:
    0 0 2px var(--background),
    0 0 6px var(--background),
    0 0 12px var(--background);
}

/* ---------- Boutons ---------- */

/* Bouton de langue : bouton blanc à creux d'ombre intérieure, fond plein des boutons de la barre. */
.lang {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding: 0.6875rem 1.5rem;
  border-radius: var(--radius);
  border: 1px solid var(--control-border);
  background-color: var(--control-fill);
  box-shadow: var(--control-shadow);
  color: var(--foreground);
  font: inherit;
  font-size: 0.875rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  transition:
    background-color 0.2s ease,
    border-color 0.2s ease,
    box-shadow 0.2s ease,
    transform 0.15s ease;
}

.lang {
  padding-inline: 1rem;
}

@media (hover: hover) {
  .lang:hover {
    border-color: var(--control-border-hover);
  }
}

.lang:active {
  transform: scale(0.97);
}

@media (prefers-reduced-motion: reduce) {
  .lang:active {
    transform: none;
  }
}

/* ---------- Largeur mid du héros (globals.css : .mid-content) ---------- */

.page {
  container-type: inline-size;
  flex: 1;
  display: flex;
  flex-direction: column;
  width: 100%;
}

main {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  width: 100%;
  --standard-inset: 3rem;
  --wide-inset: 2rem;
}

@media (width >= 48rem) {
  main {
    --standard-inset: 6rem;
    --wide-inset: 4rem;
  }
}

@media (width >= 80rem) {
  main {
    --standard-inset: 10rem;
  }
}

.mid {
  --standard-max: calc(var(--container-page) - var(--standard-inset));
  --standard-width: min(var(--standard-max), 100cqw - var(--standard-inset));
  --wide-width: calc(min(100cqw, (100cqw + var(--container-page) - 10rem) / 2 + 4rem) - var(--wide-inset));
  width: max(var(--standard-width), (var(--standard-width) + var(--wide-width)) / 2);
  margin-inline: auto;
}

/* ---------- Héros (HomeHero.tsx) ---------- */

.hero {
  position: relative;
  z-index: 10;
  display: grid;
  align-items: center;
  gap: 2.5rem;
  padding-block: 2rem 4rem;
}

@media (width >= 48rem) {
  .hero {
    grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
    gap: 3rem;
    padding-block: 4rem 8rem;
  }
}

.hero-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
  max-width: var(--container-reading);
  text-align: center;
}

@media (width >= 48rem) {
  .hero-text {
    align-items: flex-start;
    text-align: left;
  }
}

h1 {
  margin: 0;
  font-family: var(--font-title);
  font-weight: 400;
  font-size: 2.25rem;
  line-height: 0.95;
  letter-spacing: -0.025em;
  color: var(--foreground);
}

h1 .accent {
  color: var(--primary);
}

@media (width >= 40rem) {
  h1 {
    font-size: 3rem;
  }
}

@media (width >= 48rem) {
  h1 {
    font-size: 3.75rem;
  }
}

.lead {
  margin: 0;
  max-width: var(--container-measure);
  color: var(--foreground-secondary);
  font-size: 1rem;
  font-weight: 500;
  line-height: 1.625;
  text-wrap: balance;
}

@media (width >= 48rem) {
  .lead {
    font-size: 1.125rem;
  }
}

/* L'illustration : carré détouré, sujet calé en bas, bornée à 22 rem sous 48 rem, puis dans la colonne
   de droite, 12 % de retrait, 96 % de la colonne, débordant de 3 rem sous la rangée de texte. */
.hero-visual {
  position: relative;
  width: 100%;
  max-width: 22rem;
  margin-inline: auto;
  pointer-events: none;
}

.hero-visual img {
  width: 100%;
  height: auto;
  border-radius: var(--radius);
  object-fit: cover;
}

@media (width >= 48rem) {
  .hero-visual {
    width: 96%;
    max-width: none;
    margin-inline: 0;
    margin-left: 12%;
    margin-bottom: -3rem;
    align-self: end;
  }
}