/* ============================================================
   AUSTRELA : main.css
   Design system, layout, composants
   ============================================================ */

/* ---- Custom Properties ---- */
:root {
  --color-black:      #0A0A0B;
  --color-anthracite: #252527;
  --color-sand:       #D4C8B5;
  --color-cream:      #F5F2EE;
  --color-mid:        #4A4A4E;
  --color-light:      #8A8A90;
  --color-sand-dark:  #8A7060;
  --color-cream-alt:  #EDE6D9;

  --font-main: 'Space Grotesk', sans-serif;

  --fw-light:    300;
  --fw-regular:  400;
  --fw-medium:   500;
  --fw-semibold: 600;

  --nav-height: 80px;
  --section-pad: clamp(80px, 12vw, 160px);
  --container:   1280px;
  --gutter:      clamp(24px, 5vw, 80px);

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);

  /* ---- Thème (sombre = défaut) ---- */
  /* Le hero et la section Méthode gardent des couleurs fixes, non thémées. */
  --t-bg:            var(--color-black);
  --t-bg-alt:        var(--color-anthracite);
  --t-text:          var(--color-cream);
  --t-text-muted:    var(--color-light);
  --t-accent:        var(--color-sand);
  --t-border-rgb:    212, 200, 181;
  --t-nav-blur-rgb:  10, 10, 11;
  --t-hover-rgb:     255, 255, 255;
  --t-muted-rgb:     138, 138, 144;
}

[data-theme="light"] {
  --t-bg:            var(--color-cream);
  --t-bg-alt:        var(--color-cream-alt);
  --t-text:          var(--color-black);
  --t-text-muted:    var(--color-mid);
  --t-accent:        var(--color-sand-dark);
  --t-border-rgb:    74, 74, 78;
  --t-nav-blur-rgb:  245, 242, 238;
  --t-hover-rgb:     10, 10, 11;
  --t-muted-rgb:     74, 74, 78;
}

/* ---- Reset & Base ---- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-main);
  font-weight: var(--fw-regular);
  background-color: var(--t-bg);
  color: var(--t-text);
  overflow-x: hidden;
  transition: background-color 0.4s var(--ease-out), color 0.4s var(--ease-out);
}

img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; border: none; background: none; cursor: pointer; }
ul, ol { list-style: none; }

/* Curseur natif masqué uniquement quand le curseur custom est actif (classe
   posée par main.js) : jamais de pointeur perdu si le script échoue. */
.has-custom-cursor body,
.has-custom-cursor a,
.has-custom-cursor button,
.has-custom-cursor .service-row {
  cursor: none;
}

/* ---- Accessibilité : focus visible & liens d'évitement ---- */
:focus-visible {
  outline: 2px solid var(--t-accent);
  outline-offset: 2px;
}
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  z-index: 2000;
  padding: 12px 20px;
  background: var(--t-accent);
  color: var(--color-black);
  font-size: 12px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.skip-link:focus {
  top: 16px;
}
.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ---- Formulaires : honeypot + consentement ---- */
.hp-field {
  position: absolute;
  left: -9999px;
  width: 1px; height: 1px;
  opacity: 0;
  pointer-events: none;
}
.form-consent {
  font-size: 11px;
  line-height: 1.6;
  color: var(--t-text-muted);
  max-width: 480px;
  margin: 0 auto 24px;
}
.form-consent a {
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* ---- Fallback sans animation (GSAP absent ou reduced-motion) ---- */
.no-anim .js-reveal,
.no-anim .js-reveal-left,
.no-anim .js-reveal-right,
.no-anim .hero__headline,
.no-anim .hero__sub,
.no-anim .hero__cta-group,
.no-anim .hero__scroll,
.no-anim .contact__title-line-inner {
  opacity: 1 !important;
  transform: none !important;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---- Custom Cursor : étoile ---- */
.cursor {
  position: fixed;
  top: 0; left: 0;
  width: 22px; height: 22px;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
}
.cursor__star {
  width: 100%; height: 100%;
  transition: transform 0.3s var(--ease-out), opacity 0.3s;
  transform-origin: center;
  /* Image source en encre foncée : inversée en clair (thème sombre par défaut),
     avec un léger contour pour rester visible sur les zones claires fixes (ex: section Méthode). */
  filter: invert(1) drop-shadow(0 0 1.5px rgba(0, 0, 0, 0.55));
}
[data-theme="light"] .cursor__star {
  filter: invert(0) drop-shadow(0 0 1.5px rgba(255, 255, 255, 0.75));
}
.cursor.cursor--grow .cursor__star {
  transform: scale(1.9);
  opacity: 0.7;
}

/* ---- Typography ---- */
.label {
  font-size: 10px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--t-text-muted);
  display: flex;
  align-items: center;
  gap: 12px;
}
.label::before {
  content: '';
  display: inline-block;
  width: 28px; height: 1px;
  background: var(--t-accent);
  flex-shrink: 0;
}

h1, h2, h3 { font-weight: var(--fw-light); line-height: 1.05; letter-spacing: -0.02em; }

.section-title {
  font-size: clamp(40px, 6vw, 80px);
  font-weight: var(--fw-light);
  text-transform: uppercase;
  letter-spacing: -0.03em;
  line-height: 0.95;
}

/* ---- Container ---- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ============================================================
   NAV
   ============================================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 32px var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: padding 0.4s var(--ease-out), background 0.4s, border-color 0.4s;
  border-bottom: 1px solid transparent;
}
/* Non scrollée : transparente, calée sur le fond (hero thémé) */
.nav__logo-img--sombre { display: none; }
[data-theme="light"] .nav__logo-img--clair { display: none; }
[data-theme="light"] .nav__logo-img--sombre { display: block; }

/* Scrollée : bandeau flouté qui suit le thème global */
.nav.nav--scrolled {
  padding: 20px var(--gutter);
  background: rgba(var(--t-nav-blur-rgb), 0.94);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: rgba(var(--t-border-rgb), 0.08);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}
.nav__logo-img {
  height: 36px;
  width: auto;
  flex-shrink: 0;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 36px;
}
.nav__link {
  font-size: 10px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--t-text-muted);
  transition: color 0.25s;
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0; right: 0;
  height: 1px;
  background: var(--t-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s var(--ease-out);
}
.nav__link:hover { color: var(--t-text); }
.nav__link:hover::after { transform: scaleX(1); }

/* Dropdown "Services" */
.nav__item--dropdown { position: relative; }
.nav__link--trigger {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.nav__link-chevron {
  width: 8px;
  height: 5px;
  flex-shrink: 0;
  transition: transform 0.25s var(--ease-out);
}
.nav__item--dropdown:hover .nav__link-chevron,
.nav__item--dropdown:focus-within .nav__link-chevron {
  transform: rotate(180deg);
}

/* Zone tampon invisible : comble l'écart entre le lien et le panneau
   pour que le survol ne se coupe pas pendant le déplacement de la souris */
.nav__dropdown {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  padding-top: 20px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s var(--ease-out);
}
.nav__item--dropdown:hover .nav__dropdown,
.nav__item--dropdown:focus-within .nav__dropdown {
  opacity: 1;
  pointer-events: auto;
}
.nav__dropdown-panel {
  min-width: 240px;
  padding: 10px 0;
  background: var(--t-bg);
  border: 1px solid rgba(var(--t-border-rgb), 0.15);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.28);
  transform: translateY(6px);
  transition: transform 0.25s var(--ease-out);
}
.nav__item--dropdown:hover .nav__dropdown-panel,
.nav__item--dropdown:focus-within .nav__dropdown-panel {
  transform: translateY(0);
}
.nav__dropdown-link {
  display: block;
  padding: 12px 22px;
  font-size: 10px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--t-text-muted);
  white-space: nowrap;
  transition: color 0.2s, background 0.2s;
}
.nav__dropdown-link:hover {
  color: var(--t-text);
  background: rgba(var(--t-border-rgb), 0.06);
}

/* Bouton thème sombre/clair */
.theme-toggle {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px; height: 32px;
  flex-shrink: 0;
}
.theme-toggle svg {
  width: 18px; height: 18px;
  color: var(--t-text-muted);
  transition: color 0.25s, opacity 0.25s, transform 0.4s var(--ease-out);
  position: absolute;
}
.theme-toggle:hover svg { color: var(--t-accent); }
.theme-toggle .theme-toggle__sun { opacity: 0; transform: rotate(-90deg) scale(0.6); }
.theme-toggle .theme-toggle__moon { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .theme-toggle .theme-toggle__sun { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .theme-toggle .theme-toggle__moon { opacity: 0; transform: rotate(90deg) scale(0.6); }

/* Hamburger mobile : zone tactile élargie (~52px) sans changer le visuel */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  box-sizing: content-box;
  padding: 16px 12px;
  margin: -16px -12px;
}
.nav__hamburger span {
  display: block;
  height: 1.5px;
  background: var(--t-text);
  transition: transform 0.3s var(--ease-out), opacity 0.3s, background 0.3s;
}
.nav__hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
.nav__hamburger.open span:nth-child(2) { opacity: 0; }
.nav__hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* Mobile menu : suit toujours le thème global (overlay plein écran) */
.nav__mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--t-bg);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 40px;
  overflow-y: auto;
  padding: 100px 24px;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.4s var(--ease-out), visibility 0.4s var(--ease-out), background-color 0.4s var(--ease-out);
}
.nav__mobile-menu.open {
  opacity: 1;
  visibility: visible;
  pointer-events: all;
}
.nav__mobile-theme-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--t-text-muted);
  margin-top: 8px;
  cursor: pointer;
}
.theme-toggle-mobile__icon {
  position: relative;
  display: inline-block;
  width: 16px; height: 16px;
  flex-shrink: 0;
}
.theme-toggle-mobile__icon svg {
  position: absolute;
  inset: 0;
  width: 16px; height: 16px;
  transition: opacity 0.25s, transform 0.4s var(--ease-out);
}
.theme-toggle-mobile__icon .theme-toggle__sun { opacity: 0; transform: rotate(-90deg) scale(0.6); }
.theme-toggle-mobile__icon .theme-toggle__moon { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .theme-toggle-mobile__icon .theme-toggle__sun { opacity: 1; transform: rotate(0) scale(1); }
[data-theme="light"] .theme-toggle-mobile__icon .theme-toggle__moon { opacity: 0; transform: rotate(90deg) scale(0.6); }
.nav__mobile-link {
  font-size: clamp(28px, 8vw, 48px);
  font-weight: var(--fw-light);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--t-text);
  transition: color 0.25s;
}
.nav__mobile-link:hover { color: var(--t-accent); }

.nav__mobile-link--sub {
  font-size: clamp(14px, 4vw, 18px);
  font-weight: var(--fw-medium);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--t-text-muted);
  margin-top: -12px;
  transition: color 0.25s;
}
.nav__mobile-link--sub:hover { color: var(--t-accent); }

/* ============================================================
   HERO
   ============================================================ */
.hero {
  min-height: 100vh;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  background: var(--t-bg);
}

/* Fond : image plein écran, thémée sombre/clair */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg,
    var(--t-bg) 0%,
    rgba(var(--t-nav-blur-rgb), 0.88) 30%,
    rgba(var(--t-nav-blur-rgb), 0.45) 60%,
    rgba(var(--t-nav-blur-rgb), 0.18) 100%);
}

.hero__mountain--light { display: none; }
[data-theme="light"] .hero__mountain--dark { display: none; }
[data-theme="light"] .hero__mountain--light { display: block; }

/* Contenu */
.hero__left {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 720px;
  padding: calc(var(--nav-height) + 40px) var(--gutter) 60px;
}

.hero__headline {
  font-size: clamp(28px, 3.6vw, 52px);
  font-weight: var(--fw-light);
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--t-text);
  max-width: 520px;
  margin-bottom: 24px;
  opacity: 0;
}
.hero__headline em {
  font-style: normal;
  color: var(--t-accent);
}

.hero__sub {
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--t-text-muted);
  margin-bottom: 48px;
  opacity: 0;
}
.hero__sub span { color: var(--t-accent); }

/* ============================================================
   EXPERTISES
   ============================================================ */
.expertise {
  padding: var(--section-pad) 0;
  background: var(--t-bg);
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
}
.expertise__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
}
.expertise__col {
  padding: 40px 36px;
  border-left: 1px solid rgba(var(--t-border-rgb), 0.15);
}
.expertise__col:first-child { border-left: none; padding-left: 0; }
.expertise__col:last-child { padding-right: 0; }

.expertise__title {
  font-size: clamp(22px, 2.4vw, 28px);
  letter-spacing: -0.01em;
  font-weight: var(--fw-light);
  color: var(--t-text);
  margin-bottom: 24px;
}

.expertise__list {
  display: flex;
  flex-direction: column;
}
.expertise__list li {
  font-size: 14px;
  color: var(--t-text-muted);
  line-height: 2;
  padding-left: 16px;
  position: relative;
}
.expertise__list li::before {
  content: '·';
  position: absolute;
  left: 0;
  color: var(--t-accent);
}

.expertise__link {
  margin-top: 28px;
  font-size: 10px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--t-accent);
  border-bottom: 1px solid rgba(var(--t-border-rgb), 0.3);
  padding-bottom: 4px;
  background: transparent;
  display: inline-block;
  transition: border-color 0.3s, color 0.3s;
}
.expertise__link:hover {
  border-bottom-color: var(--t-accent);
  color: var(--t-text);
}

/* CTA principaux */
.hero__cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 52px;
  opacity: 0;
  transform: translateY(20px);
}
.hero__btn {
  font-size: 12px;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 18px 40px;
  transition: background 0.3s, border-color 0.3s, color 0.3s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.hero__btn--primary {
  background: var(--color-sand);
  color: var(--color-black);
  font-weight: var(--fw-medium);
  border: none;
}
.hero__btn--primary:hover { background: var(--color-cream); }

.hero__btn--secondary {
  background: transparent;
  color: var(--t-text);
  font-weight: var(--fw-regular);
  border: 1px solid rgba(var(--t-border-rgb), 0.4);
}
.hero__btn--secondary:hover {
  border-color: var(--t-accent);
  background: rgba(var(--t-border-rgb), 0.08);
}

/* Scroll indicator */
.hero__scroll {
  position: absolute;
  bottom: 40px;
  left: var(--gutter);
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
}
.hero__scroll-text {
  font-size: 9px;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--t-text-muted);
  writing-mode: vertical-rl;
  transform: rotate(180deg);
}
.hero__scroll-line {
  width: 1px;
  height: 48px;
  background: rgba(var(--t-border-rgb), 0.3);
  position: relative;
  overflow: hidden;
}
.hero__scroll-line::after {
  content: '';
  position: absolute;
  top: -100%; left: 0; right: 0;
  height: 100%;
  background: var(--t-accent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%   { top: -100%; }
  100% { top: 100%; }
}

.hero__mountain {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: 68% 30%;
}

/* ============================================================
   MANIFESTE
   ============================================================ */
.manifeste {
  padding: var(--section-pad) 0;
  background: var(--t-bg);
}
.manifeste__inner {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.manifeste__label { margin-bottom: 40px; }
.manifeste__text {
  font-size: clamp(22px, 3vw, 40px);
  font-weight: var(--fw-light);
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: var(--t-text);
  margin-bottom: 72px;
}
.manifeste__text .highlight {
  color: var(--t-accent);
}

.manifeste__stats {
  display: flex;
  align-items: stretch;
  gap: 0;
}
.manifeste__stat {
  flex: 1;
  padding: 32px 40px;
  border-top: 1px solid rgba(var(--t-border-rgb), 0.15);
}
.manifeste__stat + .manifeste__stat {
  border-left: 1px solid rgba(var(--t-border-rgb), 0.15);
}
.manifeste__stat-number {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: var(--fw-light);
  letter-spacing: -0.04em;
  color: var(--t-text);
  line-height: 1;
  margin-bottom: 8px;
}
.manifeste__stat-label {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--t-text-muted);
}

/* ============================================================
   SERVICES
   ============================================================ */
.services {
  padding: var(--section-pad) 0;
  background: var(--t-bg);
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
}
.services__header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--gutter);
  align-items: end;
  margin-bottom: 80px;
}
.services__title {
  font-size: clamp(48px, 7vw, 100px);
  font-weight: var(--fw-light);
  text-transform: uppercase;
  letter-spacing: -0.04em;
  line-height: 0.9;
  color: var(--t-text);
}
.services__intro {
  font-size: 15px;
  line-height: 1.7;
  color: var(--t-text-muted);
  max-width: 400px;
  padding-bottom: 8px;
}

.services__list { border-top: 1px solid rgba(var(--t-border-rgb), 0.12); }
.service-row {
  display: grid;
  grid-template-columns: 80px 1fr auto;
  align-items: center;
  gap: 32px;
  padding: 40px 0;
  border-bottom: 1px solid rgba(var(--t-border-rgb), 0.12);
  transition: background 0.3s;
}
.service-row:hover { background: rgba(var(--t-border-rgb), 0.03); }

.service-row__num {
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.15em;
  color: var(--t-text-muted);
  transition: color 0.3s;
}
.service-row:hover .service-row__num { color: var(--t-accent); }

.service-row__body { display: flex; flex-direction: column; gap: 12px; }
.service-row__name {
  font-size: clamp(18px, 2.2vw, 26px);
  font-weight: var(--fw-light);
  letter-spacing: -0.02em;
  color: var(--t-text);
}
.service-row__desc {
  font-size: 13px;
  line-height: 1.6;
  color: var(--t-text-muted);
  max-width: 480px;
}
.service-row__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 4px;
}
.service-row__tag {
  font-size: 9px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--t-accent);
  border: 1px solid rgba(var(--t-border-rgb), 0.2);
  padding: 4px 10px;
}

.service-row__arrow {
  width: 20px; height: 20px;
  color: var(--t-text-muted);
  transition: transform 0.3s var(--ease-out), color 0.3s;
  flex-shrink: 0;
}
.service-row:hover .service-row__arrow {
  transform: translateX(4px);
  color: var(--t-accent);
}

/* ============================================================
   MÉTHODE
   ============================================================ */
.methode {
  padding: var(--section-pad) 0;
  background: var(--color-cream);
  color: var(--color-black);
}
.methode__header {
  margin-bottom: 72px;
}
.methode__label { color: var(--color-mid); }
.methode__label::before { background: var(--color-sand-dark); }
.methode__title {
  font-size: clamp(36px, 5vw, 72px);
  font-weight: var(--fw-light);
  letter-spacing: -0.03em;
  margin-top: 20px;
  color: var(--color-black);
  text-transform: uppercase;
}

.methode__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}
.methode__step {
  padding: 48px 40px;
  border-left: 1px solid rgba(74, 74, 78, 0.15);
}
.methode__step:first-child { border-left: none; }
.methode__step-num {
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.2em;
  color: var(--color-sand-dark);
  margin-bottom: 32px;
}
.methode__step-title {
  font-size: clamp(18px, 2vw, 24px);
  font-weight: var(--fw-medium);
  letter-spacing: -0.01em;
  color: var(--color-black);
  margin-bottom: 16px;
}
.methode__step-desc {
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-mid);
}

/* ============================================================
   RÉALISATIONS
   ============================================================ */
.realisations {
  padding: var(--section-pad) 0;
  background: var(--t-bg);
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
}
.realisations__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 56px;
  gap: 24px;
}
.realisations__title {
  font-size: clamp(40px, 6vw, 80px);
  font-weight: var(--fw-light);
  text-transform: uppercase;
  letter-spacing: -0.04em;
  line-height: 0.9;
  color: var(--t-text);
}
.realisations__link {
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--t-accent);
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.3s;
  padding-bottom: 4px;
  border-bottom: 1px solid rgba(var(--t-border-rgb), 0.3);
}
.realisations__link:hover { gap: 16px; }

.realisations__grid {
  display: flex;
  flex-direction: column;
  gap: 40px;
}

/* Carte projet + preuve SEO fusionnées en un seul bloc */
.realisation-row {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  align-items: stretch;
  border: 1px solid rgba(var(--t-border-rgb), 0.16);
  background: rgba(var(--t-border-rgb), 0.02);
}
.realisation-row .project-card { border: none; }

.realisation-proof {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 28px;
  border-left: 1px solid rgba(var(--t-border-rgb), 0.16);
}
.realisation-proof img {
  width: 100%;
  height: auto;
  display: block;
  border: 1px solid rgba(var(--t-border-rgb), 0.12);
}
.realisation-proof__label {
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.04em;
  color: var(--t-accent);
}
.realisation-proof__desc {
  font-size: 12px;
  line-height: 1.6;
  color: var(--t-text-muted);
}

@media (max-width: 960px) {
  .realisation-row { grid-template-columns: 1fr; }
  .realisation-proof {
    border-left: none;
    border-top: 1px solid rgba(var(--t-border-rgb), 0.16);
  }
}

.project-card {
  position: relative;
  display: block;
  border: 1px solid rgba(var(--t-border-rgb), 0.12);
}

.project-card__media {
  position: relative;
  overflow: hidden;
  background: var(--t-bg-alt);
}
.project-card__img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s var(--ease-out);
}
.project-card:hover .project-card__img { transform: scale(1.02); }

.project-card__result {
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.02em;
  color: var(--t-accent);
}

.project-card__content {
  padding: 24px 32px 32px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.project-card__cat {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--t-accent);
}
.project-card__name {
  font-size: clamp(18px, 2.4vw, 26px);
  font-weight: var(--fw-light);
  letter-spacing: -0.02em;
  color: var(--t-text);
}
.project-card__cta {
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--t-accent);
  display: flex;
  align-items: center;
  gap: 8px;
  transition: gap 0.3s;
  margin-top: 4px;
}
.project-card:hover .project-card__cta { gap: 14px; }

/* ============================================================
   AGENCE
   ============================================================ */
.agence {
  padding: var(--section-pad) 0;
  background: var(--t-bg);
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
}
.agence__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(48px, 8vw, 120px);
  align-items: start;
}

.agence__left { display: flex; flex-direction: column; gap: 28px; }
.agence__title {
  font-size: clamp(28px, 3.5vw, 48px);
  font-weight: var(--fw-light);
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--t-text);
}
.agence__title em {
  font-style: normal;
  color: var(--t-accent);
}
.agence__text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--t-text-muted);
}
.agence__names {
  font-size: 13px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.12em;
  color: var(--t-accent);
  text-transform: uppercase;
}

.agence__right {
  display: flex;
  flex-direction: column;
  padding-top: 8px;
}
.agence__item {
  padding: 32px 0;
  border-bottom: 1px solid rgba(var(--t-border-rgb), 0.1);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.agence__item:first-child { border-top: 1px solid rgba(var(--t-border-rgb), 0.1); }
.agence__item-title {
  font-size: 15px;
  font-weight: var(--fw-medium);
  color: var(--t-text);
  letter-spacing: -0.01em;
}
.agence__item-desc {
  font-size: 13px;
  line-height: 1.65;
  color: var(--t-text-muted);
}

/* ============================================================
   STORY (page Qui sommes-nous)
   ============================================================ */
.story {
  padding: var(--section-pad) 0;
  background: var(--t-bg);
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
}
.story__intro {
  max-width: 880px;
  margin: 0 auto clamp(64px, 10vw, 120px);
  font-size: clamp(24px, 3.4vw, 44px);
  font-weight: var(--fw-light);
  line-height: 1.4;
  letter-spacing: -0.02em;
  text-align: center;
  color: var(--t-text);
}
.story__intro .highlight { color: var(--t-accent); }

.story__prose {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.story__prose .agence__text { color: var(--t-text); }
.story__prose .highlight { color: var(--t-accent); }

.story__divider {
  max-width: 720px;
  margin: 0 auto;
  padding: clamp(48px, 8vw, 96px) 0;
  text-align: center;
  font-size: clamp(22px, 3.4vw, 40px);
  font-weight: var(--fw-light);
  letter-spacing: -0.02em;
  color: var(--t-accent);
}

.story__close {
  max-width: 760px;
  margin: clamp(48px, 8vw, 96px) auto 0;
  text-align: center;
}
.story__close-quote {
  font-size: clamp(22px, 3vw, 36px);
  font-weight: var(--fw-light);
  line-height: 1.45;
  letter-spacing: -0.02em;
  color: var(--t-text);
  margin-bottom: 32px;
}
.story__signature {
  font-size: 13px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.12em;
  color: var(--t-accent);
  text-transform: uppercase;
}

/* ============================================================
   PAGES LÉGALES
   ============================================================ */
.legal-prose {
  max-width: 680px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.legal-prose h2 {
  font-size: clamp(20px, 2.4vw, 26px);
  color: var(--t-text);
  margin-top: 32px;
}
.legal-prose h2:first-child { margin-top: 0; }
.legal-prose p,
.legal-prose li {
  font-size: 15px;
  line-height: 1.8;
  color: var(--t-text-muted);
}
.legal-prose strong { color: var(--t-text); font-weight: var(--fw-medium); }
.legal-prose ul {
  list-style: disc;
  padding-left: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.legal-prose a {
  text-decoration: underline;
  text-underline-offset: 3px;
}
.legal-placeholder {
  background: transparent;
  color: var(--t-accent);
  font-style: italic;
}
.legal-updated {
  margin-top: 32px;
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* ============================================================
   TÉMOIGNAGES
   ============================================================ */
.testimonials {
  padding: var(--section-pad) 0;
  background: var(--t-bg-alt);
}
.testimonials__header { margin-bottom: 60px; }
.testimonials__title {
  font-size: clamp(28px, 4vw, 52px);
  font-weight: var(--fw-light);
  letter-spacing: -0.03em;
  color: var(--t-text);
}

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}

.testimonial-card {
  padding: 40px;
  border: 1px solid rgba(var(--t-border-rgb), 0.1);
  border-top: 3px solid transparent;
  display: flex;
  flex-direction: column;
  gap: 24px;
  transition: border-top-color 0.3s, background 0.3s;
}
.testimonial-card:hover {
  border-top-color: var(--t-accent);
  background: rgba(var(--t-hover-rgb), 0.02);
}

.testimonial-card__quote {
  font-size: 64px;
  line-height: 0.7;
  color: var(--t-accent);
  font-family: Georgia, serif;
  opacity: 0.7;
  flex-shrink: 0;
}
.testimonial-card__text {
  font-size: 15px;
  font-style: italic;
  line-height: 1.7;
  color: var(--t-text-muted);
  flex: 1;
}
.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: auto;
}
.testimonial-card__avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: rgba(var(--t-border-rgb), 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: var(--fw-semibold);
  color: var(--t-accent);
  flex-shrink: 0;
}
.testimonial-card__name {
  font-size: 13px;
  font-weight: var(--fw-medium);
  color: var(--t-text);
}
.testimonial-card__role {
  font-size: 11px;
  color: var(--t-text-muted);
  margin-top: 2px;
  letter-spacing: 0.08em;
}

/* ============================================================
   CONTACT
   ============================================================ */
.contact {
  padding: var(--section-pad) 0;
  background: var(--t-bg);
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.contact::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 600px; height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(var(--t-border-rgb), 0.03) 0%, transparent 70%);
  pointer-events: none;
}

.contact__eyebrow { justify-content: center; margin-bottom: 32px; }
.contact__title {
  font-size: clamp(48px, 8vw, 100px);
  font-weight: var(--fw-light);
  text-transform: uppercase;
  letter-spacing: -0.04em;
  line-height: 0.95;
  color: var(--t-text);
  margin-bottom: 40px;
  overflow: hidden;
}
.contact__title-line {
  display: block;
  overflow: hidden;
}
.contact__sub {
  font-size: 15px;
  color: var(--t-text-muted);
  margin-bottom: 48px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.7;
}

.contact__form {
  display: flex;
  align-items: center;
  gap: 0;
  max-width: 480px;
  margin: 0 auto 24px;
  border: 1px solid rgba(var(--t-border-rgb), 0.25);
  transition: border-color 0.3s;
}
.contact__form:focus-within { border-color: rgba(var(--t-border-rgb), 0.6); }
.contact__input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 16px 20px;
  font-family: var(--font-main);
  font-size: 13px;
  color: var(--t-text);
  letter-spacing: 0.05em;
}
.contact__input:focus-visible,
.contact__textarea:focus-visible {
  outline: 2px solid var(--t-accent);
  outline-offset: -2px;
}
.contact__input::placeholder { color: var(--t-text-muted); }

/* Variante formulaire complet (page /contact) : champs empilés */
.contact__form--full {
  flex-direction: column;
  align-items: stretch;
  max-width: 560px;
}
.contact__form--full .contact__input {
  border-bottom: 1px solid rgba(var(--t-border-rgb), 0.2);
}
.contact__textarea {
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(var(--t-border-rgb), 0.2);
  padding: 16px 20px;
  font-family: var(--font-main);
  font-size: 13px;
  color: var(--t-text);
  letter-spacing: 0.05em;
  line-height: 1.6;
  resize: vertical;
  min-height: 120px;
}
.contact__textarea::placeholder { color: var(--t-text-muted); }
.contact__form--full .contact__submit {
  width: 100%;
  padding: 18px 24px;
}

.contact__submit {
  padding: 16px 24px;
  background: var(--color-sand);
  color: var(--color-black);
  font-family: var(--font-main);
  font-size: 10px;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: background 0.25s;
}
.contact__submit:hover { background: var(--color-cream); }

.contact__email {
  font-size: 12px;
  letter-spacing: 0.1em;
  color: var(--t-text-muted);
  transition: color 0.25s;
}
.contact__email:hover { color: var(--t-accent); }

/* ============================================================
   PAGE HERO (sous-pages /seo, /contact...)
   ============================================================ */
.page-hero {
  padding: calc(var(--nav-height) + 64px) 0 var(--section-pad);
  background: var(--t-bg);
}
.page-hero__back {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--t-text-muted);
  margin-bottom: 40px;
  transition: color 0.25s;
}
.page-hero__back:hover { color: var(--t-accent); }

/* ============================================================
   CTA DE FIN DE PAGE
   ============================================================ */
.page-cta {
  padding: var(--section-pad) 0;
  background: var(--t-bg);
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
  text-align: center;
}
.page-cta__title {
  font-size: clamp(32px, 5vw, 56px);
  font-weight: var(--fw-light);
  letter-spacing: -0.03em;
  color: var(--t-text);
  margin-bottom: 20px;
}
.page-cta__sub {
  font-size: 15px;
  color: var(--t-text-muted);
  max-width: 480px;
  margin: 0 auto 40px;
  line-height: 1.7;
}
.page-cta__actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ============================================================
   CASE STUDY (page Réalisations de site)
   ============================================================ */
.case-studies { padding: var(--section-pad) 0; background: var(--t-bg); }
.case-studies__list { border-top: 1px solid rgba(var(--t-border-rgb), 0.12); }

.case-study {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  padding: 64px 0;
  border-bottom: 1px solid rgba(var(--t-border-rgb), 0.12);
  align-items: start;
}

.case-study__media {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(var(--t-border-rgb), 0.12);
  background: var(--t-bg-alt);
}
.case-study__img {
  width: 100%;
  height: auto;
  display: block;
  transition: transform 0.6s var(--ease-out);
}
.case-study:hover .case-study__img { transform: scale(1.02); }

.case-study__cat {
  font-size: 9px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--t-accent);
}
.case-study__name {
  font-size: clamp(24px, 3vw, 36px);
  font-weight: var(--fw-light);
  letter-spacing: -0.02em;
  color: var(--t-text);
  margin: 8px 0 28px;
}

.case-study__specs {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 28px;
}
.case-study__spec {
  border-top: 1px solid rgba(var(--t-border-rgb), 0.1);
  padding-top: 14px;
}
.case-study__spec dt {
  font-size: 10px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--t-accent);
  margin-bottom: 6px;
}
.case-study__spec dd {
  font-size: 14px;
  line-height: 1.7;
  color: var(--t-text);
}

.case-study__link {
  font-size: 11px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--t-accent);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(var(--t-border-rgb), 0.3);
  padding-bottom: 4px;
  transition: gap 0.3s, border-color 0.3s;
}
.case-study__link:hover { gap: 14px; border-bottom-color: var(--t-accent); }

/* ============================================================
   FOOTER
   ============================================================ */
.footer {
  padding: 60px 0 40px;
  background: var(--t-bg-alt);
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
}
.footer__main {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: var(--gutter);
  margin-bottom: 56px;
}
.footer__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.footer__logo-img {
  height: 28px;
  width: auto;
}
.footer__logo-img--sombre { display: none; }
[data-theme="light"] .footer__logo-img--clair { display: none; }
[data-theme="light"] .footer__logo-img--sombre { display: block; }
.footer__tagline {
  font-size: 13px;
  line-height: 1.6;
  color: var(--t-text-muted);
  max-width: 220px;
}

.footer__col-title {
  font-size: 10px;
  font-weight: var(--fw-medium);
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--t-accent);
  margin-bottom: 24px;
}
.footer__col-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer__col-link {
  font-size: 13px;
  color: var(--t-text-muted);
  transition: color 0.25s;
  letter-spacing: 0.03em;
}
.footer__col-link:hover { color: var(--t-text); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid rgba(var(--t-border-rgb), 0.08);
  gap: 24px;
  flex-wrap: wrap;
}
.footer__copy {
  font-size: 11px;
  color: rgba(var(--t-muted-rgb), 0.6);
  letter-spacing: 0.08em;
}
.footer__legal {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.footer__legal .footer__col-link { font-size: 11px; }

/* ============================================================
   RESPONSIVE : 960px
   ============================================================ */
@media (max-width: 960px) {
  :root {
    --gutter: 24px;
    --section-pad: clamp(64px, 10vw, 120px);
  }

  body { cursor: auto; }
  .cursor { display: none; }

  /* Nav */
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }
  .nav__mobile-menu { display: flex; }

  /* Hero */
  .hero__left {
    max-width: none;
    padding: calc(var(--nav-height) + 24px) var(--gutter) 100px;
    justify-content: flex-end;
    min-height: 100vh;
    min-height: 100dvh;
  }
  .hero__bg::after {
    background: linear-gradient(to top, var(--color-black) 15%, rgba(10, 10, 11, 0.55) 55%, rgba(10, 10, 11, 0.25) 100%);
  }

  .hero__cta-group { flex-direction: column; align-items: stretch; }
  .hero__btn { width: 100%; }

  /* Expertises */
  .expertise__grid { grid-template-columns: 1fr; }
  .expertise__col {
    border-left: none;
    padding: 28px 0;
    border-top: 1px solid rgba(var(--t-border-rgb), 0.15);
  }
  .expertise__col:first-child { border-top: none; padding-top: 0; }

  /* Manifeste */
  .manifeste__stats { flex-direction: column; }
  .manifeste__stat + .manifeste__stat { border-left: none; border-top: 1px solid rgba(var(--t-border-rgb), 0.15); }

  /* Services */
  .services__header { grid-template-columns: 1fr; gap: 20px; }
  .service-row { grid-template-columns: 60px 1fr auto; gap: 16px; padding: 28px 0; }

  /* Méthode */
  .methode__grid { grid-template-columns: repeat(2, 1fr); }
  .methode__step:nth-child(1) { border-left: none; }
  .methode__step:nth-child(2) { border-left: 1px solid rgba(74,74,78,0.15); }
  .methode__step:nth-child(3) { border-top: 1px solid rgba(74,74,78,0.15); border-left: none; }
  .methode__step:nth-child(4) { border-top: 1px solid rgba(74,74,78,0.15); border-left: 1px solid rgba(74,74,78,0.15); }

  /* Agence */
  .agence__grid { grid-template-columns: 1fr; gap: 48px; }

  /* Réalisations : titre + lien empilés pour éviter le débordement */
  .realisations__header {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  /* Case study */
  .case-study { grid-template-columns: 1fr; gap: 24px; padding: 40px 0; }


  /* Témoignages */
  .testimonials__grid { grid-template-columns: 1fr; gap: 16px; }

  /* Contact */
  .contact__form { max-width: 100%; flex-direction: column; align-items: stretch; gap: 0; }
  .contact__submit { width: 100%; border-top: 1px solid rgba(212,200,181,0.25); }

  /* Footer */
  .footer__main { grid-template-columns: 1fr 1fr; gap: 48px 32px; }
  .footer__brand { grid-column: 1 / -1; }
  .footer__bottom { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 480px) {
  .service-row { grid-template-columns: 40px 1fr; gap: 12px; }
  .service-row__arrow { display: none; }
  .footer__main { grid-template-columns: 1fr; }

  /* Méthode : une colonne, padding réduit */
  .methode__grid { grid-template-columns: 1fr; }
  .methode__step { padding: 32px 0; border-left: none !important; }
  .methode__step + .methode__step { border-top: 1px solid rgba(74, 74, 78, 0.15); }

  /* Réalisations */
  .project-card__content { padding: 20px; }
  .realisation-proof { padding: 20px; }
}