/* ============================================================
   RANDOCOOL — main.css
   Styles de base, layout global, header, footer, hero,
   animations. Importer après variables.css.
   ============================================================ */

/* ----------------------------------------------------------
   GOOGLE FONTS
---------------------------------------------------------- */
@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,400;12..96,500;12..96,600;12..96,700;12..96,800&family=Geist:wght@300;400;500;600;700&family=Instrument+Serif:ital@0;1&family=JetBrains+Mono:wght@400;500;600&display=swap');


/* ----------------------------------------------------------
   RESET MODERNE
---------------------------------------------------------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--weight-regular);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: var(--leading-normal);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img, video, svg {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

input, button, textarea, select {
  font: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-title);
  font-weight: var(--weight-extrabold);
  line-height: var(--leading-tight);
  letter-spacing: -0.03em;
  color: var(--color-text);
}

p {
  line-height: var(--leading-normal);
}

strong { font-weight: var(--weight-bold); }
em { font-style: italic; }

::selection {
  background-color: var(--color-ochre);
  color: var(--color-text);
}


/* ----------------------------------------------------------
   SCROLLBAR PERSONNALISÉE
---------------------------------------------------------- */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-cream);
}

::-webkit-scrollbar-thumb {
  background: var(--color-forest-mist);
  border-radius: var(--radius-full);
  border: 2px solid var(--color-cream);
  transition: background var(--transition-base);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-forest-mid);
}


/* ----------------------------------------------------------
   LAYOUT — Conteneurs globaux
---------------------------------------------------------- */
.wrapper {
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--space-8);
}

.wrapper--narrow {
  max-width: var(--max-width-narrow);
  margin-inline: auto;
  padding-inline: var(--space-8);
}

.wrapper--mid {
  max-width: var(--max-width-mid);
  margin-inline: auto;
  padding-inline: var(--space-8);
}

@media (max-width: 768px) {
  .wrapper,
  .wrapper--narrow,
  .wrapper--mid {
    padding-inline: var(--space-5);
  }
}

/* Sections */
.section {
  padding-block: var(--space-20);
}

.section--sm {
  padding-block: var(--space-12);
}

.section--lg {
  padding-block: var(--space-32);
}

/* Grille générique */
.grid-auto {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-8);
}

@media (max-width: 480px) {
  .grid-auto {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }
}


/* ----------------------------------------------------------
   HEADER
---------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: var(--z-nav);

  /* Fond nature : translucide sur blanc cassé, flou au-dessus des photos */
  background: rgba(250, 247, 242, 0.88);
  backdrop-filter: blur(20px) saturate(1.4);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  border-bottom: 1px solid rgba(45, 80, 22, 0.10);

  transition: background var(--transition-smooth),
              box-shadow var(--transition-smooth);
}

/* Version sombre quand le header est sur un hero plein écran */
.site-header--dark {
  background: rgba(26, 46, 10, 0.72);
  border-bottom-color: rgba(255, 255, 255, 0.08);
}

.site-header--dark .nav-link,
.site-header--dark .site-logo {
  color: var(--color-text-on-dark);
}

.site-header--dark .nav-toggle__bar {
  background: var(--color-text-on-dark);
}


/* Header scrollé : légère ombre */
.site-header--scrolled {
  box-shadow: var(--shadow-md);
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  height: 100%;
  padding-inline: var(--space-10);
  gap: var(--space-6);
}

/* Logo */
.site-logo {
  font-family: var(--font-title);
  font-size: var(--text-xl);
  font-weight: 700;
  font-style: normal;
  letter-spacing: -0.02em;
  color: var(--color-forest);
  text-decoration: none;
  white-space: nowrap;
  transition: var(--transition-color);

  /* Petite coche visuelle — le logo "Randocool" en italique Playfair */
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.site-logo:hover {
  color: var(--color-forest-mid);
}

.site-logo__icon {
  width: 28px;
  height: 28px;
  background: var(--color-forest);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-style: normal;
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-extrabold);
  letter-spacing: 0;
  flex-shrink: 0;
  transition: background var(--transition-base);
}

.site-logo:hover .site-logo__icon {
  background: var(--color-forest-mid);
}

/* Navigation principale */
.nav-main {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--color-text);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  transition: var(--transition-color),
              background var(--duration-fast) var(--ease-inout);
  position: relative;
  white-space: nowrap;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 50%;
  transform: translateX(-50%) scaleX(0);
  width: 16px;
  height: 2px;
  background: var(--color-forest-light);
  border-radius: var(--radius-full);
  transition: transform var(--duration-base) var(--ease-spring);
}

.nav-link:hover {
  color: var(--color-forest);
  background: var(--color-forest-glow);
}

.nav-link:hover::after,
.nav-link--active::after {
  transform: translateX(-50%) scaleX(1);
}

.nav-link--active {
  color: var(--color-forest);
}

/* Actions nav droite */
.nav-actions {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: var(--space-3);
}

/* Menu hamburger — Mobile */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: transparent;
  cursor: pointer;
  border: none;
  padding: var(--space-2);
  transition: background var(--transition-base);
}

.nav-toggle:hover {
  background: var(--color-forest-glow);
}

.nav-toggle__bar {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-text);
  border-radius: var(--radius-full);
  transition: transform var(--duration-base) var(--ease-out),
              opacity var(--duration-base) var(--ease-out),
              width var(--duration-base) var(--ease-out);
}

/* Hamburger → Croix */
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) {
  opacity: 0;
  width: 0;
}
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Drawer mobile */
.nav-drawer {
  display: none;
  position: fixed;
  inset: 0;
  top: var(--header-height);
  background: rgba(26, 46, 10, 0.96);
  backdrop-filter: blur(20px);
  z-index: calc(var(--z-nav) - 1);
  padding: var(--space-8);
  flex-direction: column;
  gap: var(--space-2);
  opacity: 0;
  pointer-events: none;
  transform: translateY(-8px);
  transition: opacity var(--duration-base) var(--ease-out),
              transform var(--duration-base) var(--ease-out);
}

.nav-drawer--open,
.nav-drawer.is-open {
  opacity: 1;
  pointer-events: all;
  transform: translateY(0);
}

/* ----------------------------------------------------------
   NOUVELLE STRUCTURE HEADER (pages/)
   .site-nav + .nav-list  →  équivalent de .header-inner + .nav-main
---------------------------------------------------------- */
.site-header .wrapper {
  height: 100%;
}

.site-nav {
  display: flex;
  align-items: center;
  height: 100%;
  gap: var(--space-4);
}

/* Logo à gauche dans site-nav */
.site-nav .site-logo {
  flex-shrink: 0;
  margin-right: var(--space-2);
}

.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex: 1;
}

.site-nav .nav-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Liens dans le drawer des nouvelles pages */
.nav-drawer__list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.nav-drawer__link {
  font-family: var(--font-body);
  font-size: var(--text-xl);
  color: var(--color-text-on-dark);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  font-style: italic;
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  display: block;
  transition: background var(--duration-base) var(--ease-inout),
              color var(--duration-base) var(--ease-inout);
}

.nav-drawer__link:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--color-forest-light);
}

.nav-drawer__link--active {
  color: var(--color-forest-light);
}

.nav-drawer .nav-link {
  font-size: var(--text-xl);
  color: var(--color-text-on-dark);
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  font-style: normal;
}

.nav-drawer .nav-link:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--color-forest-light);
}

.nav-drawer .nav-link--active {
  color: var(--color-forest-light);
}

@media (max-width: 900px) {
  /* Header solide sur mobile : suppression du backdrop-filter (buggy sur iOS Safari position:fixed) */
  .site-header {
    background: #FDFCF7;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }

  .site-header--dark {
    background: #1A2E25;
  }

  .header-inner {
    grid-template-columns: 1fr auto;
    padding-inline: var(--space-5);
  }

  .nav-main {
    display: none;
  }

  .nav-actions {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-drawer {
    display: flex;
  }

  /* Nouvelles pages : masquer nav-list et nav-actions sur mobile */
  .nav-list {
    display: none;
  }

  .site-nav .nav-actions {
    display: none;
  }

  .site-nav .nav-toggle {
    display: flex;
    margin-left: auto;
  }
}

/* Padding-top du body pour compenser le header fixe */
.page-content {
  padding-top: var(--header-height);
}


/* ----------------------------------------------------------
   HERO — Section plein écran avec photo
---------------------------------------------------------- */
.hero {
  position: relative;
  width: 100%;
  min-height: 100vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  background: var(--color-dark-bg);
}

.hero--medium {
  min-height: 70vh;
}

.hero--short {
  min-height: 50vh;
}

/* Photo de fond */
.hero__bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  z-index: var(--z-base);
  transform: scale(1.04);
  transition: transform 8s ease-out;
  will-change: transform;
}

/* Légère dérive au chargement — effet cinématique */
.hero.is-loaded .hero__bg {
  transform: scale(1.00);
}

/* Overlay dégradé */
.hero__overlay {
  position: absolute;
  inset: 0;
  background: var(--hero-overlay-dark);
  z-index: var(--z-raised);
}

.hero__overlay--side {
  background: var(--hero-overlay-side);
}

/* Contenu textuel */
.hero__content {
  position: relative;
  z-index: calc(var(--z-raised) + 1);
  padding-inline: var(--space-10);
  padding-block: var(--space-20);
  max-width: var(--max-width);
  margin-inline: auto;
  width: 100%;
}

.hero__eyebrow {
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  background: var(--color-ochre);
  color: var(--color-text);
  padding: 4px 10px;
  margin-bottom: var(--space-4);
  display: inline-flex;
  align-items: center;
  gap: 0;
}

.hero__eyebrow::before {
  display: none;
}

.hero__title {
  font-family: var(--font-title);
  font-size: var(--text-hero);
  font-weight: 800;
  font-style: normal;
  color: var(--color-white);
  line-height: 0.95;
  letter-spacing: -0.04em;
  max-width: 14ch;
  margin-bottom: var(--space-6);
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.80);
  font-weight: var(--weight-regular);
  max-width: 50ch;
  margin-bottom: var(--space-10);
  line-height: var(--leading-loose);
}

.hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-6);
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.15);
}

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

.hero__meta-label {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: rgba(255, 255, 255, 0.50);
}

.hero__meta-value {
  font-size: var(--text-md);
  font-weight: var(--weight-bold);
  color: var(--color-white);
}

/* Scroll indicator animé */
.hero__scroll-hint {
  position: absolute;
  bottom: var(--space-8);
  left: 50%;
  transform: translateX(-50%);
  z-index: calc(var(--z-raised) + 1);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  opacity: 0.6;
  animation: scrollHintFade 2.5s var(--ease-inout) infinite;
}

.hero__scroll-hint span {
  font-size: var(--text-xs);
  font-weight: var(--weight-bold);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: white;
}

.hero__scroll-hint-bar {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, white, transparent);
  border-radius: var(--radius-full);
}

@keyframes scrollHintFade {
  0%, 100% { opacity: 0.4; transform: translateX(-50%) translateY(0); }
  50%       { opacity: 0.8; transform: translateX(-50%) translateY(6px); }
}

@media (max-width: 768px) {
  .hero__title {
    font-size: var(--text-3xl);
  }
  .hero__content {
    padding-inline: var(--space-5);
    padding-block: var(--space-12);
  }
}


/* ----------------------------------------------------------
   FOOTER
---------------------------------------------------------- */
.site-footer {
  background: var(--color-dark-bg);
  color: var(--color-text-on-dark);
  padding-block: var(--space-16) var(--space-8);
  position: relative;
  overflow: hidden;
}

/* Texture subtile en fond */
.site-footer::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(74, 124, 40, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(196, 114, 42, 0.06) 0%, transparent 40%);
  pointer-events: none;
}

.footer-inner {
  position: relative;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  margin-bottom: var(--space-8);
}

.footer-brand .site-logo {
  color: var(--color-text-on-dark);
  margin-bottom: var(--space-4);
}

.footer-brand .site-logo__icon {
  background: var(--color-forest-mid);
}

.footer-brand p {
  font-size: var(--text-sm);
  color: rgba(232, 240, 216, 0.55);
  line-height: var(--leading-loose);
  max-width: 30ch;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--weight-extrabold);
  text-transform: uppercase;
  letter-spacing: var(--tracking-wider);
  color: var(--color-forest-light);
  margin-bottom: var(--space-5);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-col a {
  font-size: var(--text-sm);
  color: rgba(232, 240, 216, 0.55);
  font-weight: var(--weight-semibold);
  transition: color var(--transition-base);
}

.footer-col a:hover {
  color: var(--color-text-on-dark);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}

.footer-bottom p {
  font-size: var(--text-xs);
  color: rgba(232, 240, 216, 0.35);
}

.footer-tagline {
  font-family: var(--font-title);
  font-size: var(--text-sm);
  font-style: normal;
  color: rgba(232, 240, 214, 0.40);
}

@media (max-width: 900px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-8);
  }
  .footer-brand {
    grid-column: span 2;
  }
}

@media (max-width: 560px) {
  .footer-inner {
    grid-template-columns: 1fr;
  }
  .footer-brand {
    grid-column: span 1;
  }
  .footer-bottom {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-2);
  }
}


/* ----------------------------------------------------------
   TITRES DE SECTIONS
---------------------------------------------------------- */
.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-10);
  gap: var(--space-6);
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  font-family: var(--font-mono, 'JetBrains Mono', monospace);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: var(--color-forest);
  color: #fff;
  margin-bottom: var(--space-2);
  gap: 0;
}

.section-eyebrow::before {
  display: none;
}

/* Sur fond sombre : balisage jaune */
.carrousel-section .section-eyebrow,
.section-eyebrow--yellow {
  background: var(--color-ochre);
  color: var(--color-text);
}

.section-title {
  font-family: var(--font-title);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  font-style: normal;
  letter-spacing: -0.04em;
  color: var(--color-text);
  line-height: 0.95;
}

.section-title--light {
  color: var(--color-white);
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--color-text-soft);
  margin-top: var(--space-3);
  max-width: 55ch;
  line-height: var(--leading-loose);
}

@media (max-width: 600px) {
  .section-header {
    flex-direction: column;
    align-items: flex-start;
  }
  .section-title {
    font-size: var(--text-2xl);
  }
}


/* ----------------------------------------------------------
   SÉPARATEUR DÉCORATIF
---------------------------------------------------------- */
.divider {
  width: 48px;
  height: 3px;
  background: linear-gradient(to right, var(--color-forest), var(--color-ochre));
  border-radius: var(--radius-full);
  margin-block: var(--space-6);
}

.divider--ochre {
  background: linear-gradient(to right, var(--color-ochre-gold), var(--color-ochre));
}

.divider--center {
  margin-inline: auto;
}


/* ----------------------------------------------------------
   ANIMATIONS D'ENTRÉE
---------------------------------------------------------- */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-30px); }
  to   { opacity: 1; transform: translateX(0); }
}

@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.94); }
  to   { opacity: 1; transform: scale(1); }
}

@keyframes shimmer {
  0%   { background-position: -300px 0; }
  100% { background-position:  300px 0; }
}

/* Classes d'animation utilitaires */
.anim-fade-in {
  animation: fadeIn var(--duration-slow) var(--ease-out) both;
}

.anim-slide-up {
  animation: slideUp var(--duration-slow) var(--ease-out) both;
}

.anim-slide-up--delay-1 { animation-delay: 80ms; }
.anim-slide-up--delay-2 { animation-delay: 160ms; }
.anim-slide-up--delay-3 { animation-delay: 240ms; }
.anim-slide-up--delay-4 { animation-delay: 320ms; }

.anim-scale-in {
  animation: scaleIn var(--duration-slow) var(--ease-spring) both;
}

/* Intersection Observer — éléments révélés au scroll */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity var(--duration-slower) var(--ease-out),
              transform var(--duration-slower) var(--ease-out);
}

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

.reveal--delay-1 { transition-delay: 80ms; }
.reveal--delay-2 { transition-delay: 160ms; }
.reveal--delay-3 { transition-delay: 240ms; }


/* ----------------------------------------------------------
   SKELETON LOADER (état de chargement)
---------------------------------------------------------- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--color-granite-pale) 25%,
    var(--color-granite-light) 50%,
    var(--color-granite-pale) 75%
  );
  background-size: 600px 100%;
  animation: shimmer 1.6s infinite linear;
  border-radius: var(--radius-md);
}

.skeleton--text {
  height: 1em;
  margin-bottom: var(--space-2);
  border-radius: var(--radius-full);
}

.skeleton--title {
  height: 1.6em;
  width: 60%;
  margin-bottom: var(--space-4);
  border-radius: var(--radius-full);
}

.skeleton--image {
  width: 100%;
  aspect-ratio: 4/3;
}


/* ----------------------------------------------------------
   UTILITAIRES
---------------------------------------------------------- */

/* Texte */
.text-forest   { color: var(--color-forest); }
.text-ochre    { color: var(--color-ochre); }
.text-soft     { color: var(--color-text-soft); }
.text-sm       { font-size: var(--text-sm); }
.text-xs       { font-size: var(--text-xs); }
.text-center   { text-align: center; }
.text-italic   { font-style: italic; font-family: var(--font-title); }
.text-upper    { text-transform: uppercase; letter-spacing: var(--tracking-wider); }
.font-title    { font-family: var(--font-title); }
.font-bold     { font-weight: var(--weight-bold); }
.font-semibold { font-weight: var(--weight-semibold); }

/* Espacement */
.mt-auto { margin-top: auto; }
.mb-0    { margin-bottom: 0; }
.gap-2   { gap: var(--space-2); }
.gap-4   { gap: var(--space-4); }

/* Flex rapide */
.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.flex-wrap   { flex-wrap: wrap; }
.grow        { flex-grow: 1; }
.shrink-0    { flex-shrink: 0; }

/* Visibilité */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

.hidden         { display: none !important; }
.visible-mobile { display: none; }

@media (max-width: 768px) {
  .hidden-mobile  { display: none !important; }
  .visible-mobile { display: block; }
}

/* ─── DARK MODE SYSTÈME ────────────────────────────────────────────────────
   Placé en dernier pour prendre la priorité sur toutes les media queries
   (notamment max-width: 900px qui définirait un fond clair en dark mode)
─────────────────────────────────────────────────────────────────────────── */
@media (prefers-color-scheme: dark) {
  .site-header {
    background: rgba(26, 46, 37, 0.97);
    border-bottom-color: rgba(255, 255, 255, 0.08);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .site-header .nav-link,
  .site-header .site-logo {
    color: var(--color-text-on-dark);
  }
  .site-header .nav-toggle__bar {
    background: var(--color-text-on-dark);
  }
}