/* ============================================================
   BASE.CSS — Grafitiks
   Fonts, reset, variables, header, footer, utilitaires
   ============================================================ */

/* ── FONTS ─────────────────────────────────────────────────── */
@font-face {
  font-family: 'PP Neue Montreal';
  src: url('../fonts/PPNeueMontreal-Medium.woff2') format('woff2');
  font-weight: 500;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'PP Neue Montreal';
  src: url('../fonts/PPNeueMontreal-Bold.woff2') format('woff2');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: 'Akira Expanded';
  src: url('../fonts/AkiraExpanded-SuperBold.woff2') format('woff2');
  font-weight: 900;
  font-style: normal;
  font-display: swap;
}

/* ── VARIABLES ──────────────────────────────────────────────── */
:root {
  --bg:           #0d0d0c;
  --bg-card:      #0d0d0c;
  --border:       #222020;
  --accent:       #d8ff00;
  --accent-dark:  #2a2d00;
  --white:        #ffffff;
  --gray:         #a7a9aa;
  --gray-dark:    #6f7070;

  --font-main:    'PP Neue Montreal', system-ui, sans-serif;
  --font-display: 'Akira Expanded', system-ui, sans-serif;

  --radius-sm:    8px;
  --radius-md:    16px;
  --radius-lg:    20px;
  --radius-pill:  999px;

  --content-max:  1440px;
  --content-pad:  120px;

  --transition:   0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-slow: 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ── RESET ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; overflow-x: hidden; -webkit-tap-highlight-color: transparent; }
/* Supprime le flash bleu/gris au tap sur mobile (liens, boutons) */
a, button, [role="button"] { -webkit-tap-highlight-color: transparent; }
body {
  background: var(--bg);
  color: var(--white);
  font-family: var(--font-main);
  font-weight: 500;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  cursor: none;
}

/* Cache le body au tout début (avant exécution de transitions.js) pour éliminer
   tout flash d'éléments. transitions.js ajoute .tx-ready une fois l'overlay posé. */
@media (scripting: enabled) {
  body:not(.tx-ready) { opacity: 0 !important; }
}
a { color: inherit; text-decoration: none; }
img, video { display: block; max-width: 100%; }
button { background: none; border: none; cursor: none; font-family: inherit; }
ul, ol { list-style: none; }

/* ── CUSTOM CURSOR ──────────────────────────────────────────── */
.cursor-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 10001;
  transform: translate(-50%, -50%);
  transition: width 0.2s, height 0.2s, background 0.2s;
  mix-blend-mode: normal;
}
.cursor-ring {
  width: 32px;
  height: 32px;
  border: 1.5px solid rgba(216, 255, 0, 0.6);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 10000;
  transform: translate(-50%, -50%);
  transition: width 0.25s var(--transition), height 0.25s var(--transition), border-color 0.2s;
}
.cursor-dot.is-hovering  { width: 10px; height: 10px; }
.cursor-ring.is-hovering { width: 56px; height: 56px; border-color: var(--accent); }
.cursor-dot.is-clicking  { width: 4px; height: 4px; }
.cursor-ring.is-clicking { width: 20px; height: 20px; }

/* ── SCROLL ANIMATIONS ──────────────────────────────────────── */
[data-anim] {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s var(--transition), transform 0.7s var(--transition);
}
[data-anim].is-visible {
  opacity: 1;
  transform: translateY(0);
}
[data-anim="fade"] {
  transform: none;
}
[data-anim="left"] {
  transform: translateX(-28px);
}
[data-anim="left"].is-visible { transform: translateX(0); }
[data-anim="right"] {
  transform: translateX(28px);
}
[data-anim="right"].is-visible { transform: translateX(0); }
[data-delay="1"] { transition-delay: 0.1s; }
[data-delay="2"] { transition-delay: 0.2s; }
[data-delay="3"] { transition-delay: 0.3s; }
[data-delay="4"] { transition-delay: 0.4s; }
[data-delay="5"] { transition-delay: 0.5s; }
[data-delay="6"] { transition-delay: 0.6s; }

/* ── HEADER ─────────────────────────────────────────────────── */
#header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: 99px;
  background: rgba(13, 13, 12, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}
#header.scrolled { border-bottom-color: var(--border); }
.header-inner {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--content-pad);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.header-logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 28px;
  color: var(--white);
  letter-spacing: 0.02em;
  transition: color var(--transition);
}
.header-logo:hover { color: var(--accent); }
.header-nav {
  display: flex;
  align-items: center;
  gap: 32px;
}
a.lang-switch { flex-shrink: 0; }
.header-nav a {
  font-size: 13.8px;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0.04em;
  position: relative;
  transition: color var(--transition);
}
.header-nav a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 2px;
  background: var(--accent);
  border-radius: 2px;
  transition: width var(--transition);
}
.header-nav a:hover { color: var(--accent); }
.header-nav a:hover::after,
.header-nav a.active::after { width: 100%; }
.header-nav a.active {
  font-weight: 700;
  color: var(--accent);
}

/* ── SUBMENU (dropdown sous un item de nav) ────────────────── */
.header-nav .nav-item {
  position: relative;
  display: flex;
  align-items: center;
}
.header-nav .nav-item > .submenu {
  position: absolute;
  top: calc(100% + 18px);
  left: -14px;
  transform: translateY(-6px);
  background: rgba(13, 13, 12, 0.96);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0;
  overflow: hidden;          /* le hover d'un lien remplit toute la boîte (coins arrondis) */
  min-width: 220px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s var(--transition), transform 0.25s var(--transition);
  z-index: 110;
}
/* Pont invisible entre le lien parent et le submenu pour que le hover
   ne se coupe pas pendant le déplacement de la souris */
.header-nav .nav-item::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  height: 22px;
}
.header-nav .nav-item:hover > .submenu,
.header-nav .nav-item:focus-within > .submenu {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.header-nav .submenu a {
  display: block;
  padding: 11px 22px;
  font-size: 12.5px;
  font-weight: 500;
  color: var(--white);
  letter-spacing: 0.06em;
  white-space: nowrap;
  text-transform: uppercase;
  transition: color var(--transition), background var(--transition);
}
.header-nav .submenu a::after { display: none; }
.header-nav .submenu a:hover {
  color: var(--accent);
  background: rgba(255, 255, 255, 0.04);
}
.header-nav .submenu a.active { color: var(--accent); font-weight: 700; }

/* ── FOOTER ─────────────────────────────────────────────────── */
#footer {
  padding: 0 0 0;
}
.footer-cta {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 48px var(--content-pad) 40px;
}
.footer-cta-inner {
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  transition: border-color var(--transition);
}
.footer-cta-inner:hover { border-color: rgba(216, 255, 0, 0.3); }
.footer-cta-text h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--white);
  margin-bottom: 6px;
}
.footer-cta-text p {
  font-size: 14.5px;
  color: var(--gray);
}
.footer-cta-actions {
  display: flex;
  align-items: center;
  gap: 24px;
}
.footer-cta-icon {
  width: 49px;
  height: 49px;
  border: 1.5px solid var(--accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition), transform var(--transition);
}
.footer-cta-icon:hover { background: var(--accent); transform: scale(1.08); }
.footer-cta-icon:hover svg path { fill: var(--bg); }
.footer-cta-icon svg { width: 18px; height: 18px; }
.btn-contact {
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 15px;
  letter-spacing: 0.04em;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn-contact:hover {
  background: #e8ff40;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(216, 255, 0, 0.25);
}
.btn-contact svg { width: 14px; height: 14px; }
.footer-bottom {
  background: var(--bg);
}
.footer-brand-bar {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 20px var(--content-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 20px;
  color: var(--white);
}
.footer-socials {
  display: flex;
  align-items: center;
  gap: 20px;
}
.footer-socials a {
  color: var(--gray);
  transition: color var(--transition), transform var(--transition);
  display: flex;
  align-items: center;
}
.footer-socials a:hover { color: var(--accent); transform: translateY(-2px); }
.footer-socials svg { width: 18px; height: 18px; }
.footer-legal {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 14px var(--content-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11px;
  color: var(--gray);
  border-top: 1px solid var(--border);
}
.footer-legal-links {
  display: flex;
  gap: 32px;
}
.footer-legal-links a { transition: color var(--transition); }
.footer-legal-links a:hover { color: var(--white); }
.footer-stripe {
  height: 12px;
  background: var(--accent);
}

/* ── SECTION COMMON ─────────────────────────────────────────── */
.section {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 88px var(--content-pad);
}
.section-label {
  font-size: 16px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 12px;
  letter-spacing: 0.02em;
}
.section-title {
  font-size: 52px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.05;
  margin-bottom: 24px;
}
.section-desc {
  font-size: 15.8px;
  font-weight: 500;
  color: var(--gray);
  line-height: 1.65;
  max-width: 820px;
}
.separator {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: 0 var(--content-pad);
}
.separator::after {
  content: '';
  display: block;
  height: 1px;
  background: var(--border);
}

/* ══════════════════════════════════════════════════════════
   HAMBURGER + MENU MOBILE
══════════════════════════════════════════════════════════ */
.header-burger {
  display: none;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  z-index: 101;
  flex-shrink: 0;
}
.burger-line {
  width: 22px;
  height: 1.5px;
  background: var(--white);
  border-radius: 2px;
  transition: transform 0.35s var(--transition),
              opacity   0.35s var(--transition),
              width     0.35s var(--transition);
  transform-origin: center;
}
#header.menu-open .burger-line:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
#header.menu-open .burger-line:nth-child(2) { opacity: 0; width: 0; }
#header.menu-open .burger-line:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

/* ═══════════════════════════════════════════════════════════
   MOBILE NAV — Layout plein écran style numéroté
   ═══════════════════════════════════════════════════════════ */
.mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 110;                 /* au-dessus du #header (100) pour couvrir le burger */
  background: var(--bg);
  display: flex;
  flex-direction: column;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.32s var(--transition);
  overflow-y: auto;
  overscroll-behavior: contain;
}
.mobile-nav.is-open { opacity: 1; pointer-events: all; }

/* — En-tête du menu (logo + bouton fermer) — */
.mobile-nav-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 15px var(--content-pad) 12px;
  border-bottom: 1px solid var(--accent);
}
.mobile-nav-logo {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 22px;
  color: var(--white);
  letter-spacing: 0.02em;
}
.mobile-nav-close {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  color: var(--accent);
  background: none;
}
.mobile-nav-close svg { width: 26px; height: 26px; stroke-width: 1.6; }

/* — Liste des liens numérotés — */
.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 0;
  padding: 0;
}
.mobile-nav-links a {
  display: block;
  padding: 12px var(--content-pad);
  border-bottom: 1px solid var(--border);
  color: var(--white);
  transition: background var(--transition);
}
.mobile-nav-links a:active { background: rgba(255,255,255,0.03); }
.mobile-nav-links a .num {
  display: block;
  font-family: var(--font-main);
  font-weight: 500;
  font-size: 12px;
  color: var(--accent);
  letter-spacing: 0.02em;
  margin-bottom: 2px;
}
.mobile-nav-links a .label {
  display: block;
  font-family: var(--font-main);
  font-weight: 700;
  font-size: 22px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  line-height: 1;
  transition: color var(--transition);
}
.mobile-nav-links a:hover .label,
.mobile-nav-links a.active .label,
.mobile-nav-links a.active .num { color: var(--accent); }

/* — Sous-lien (TOUS LES PROJETS) — */
.mobile-nav-links a.mobile-sublink {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px var(--content-pad) 11px;
  font-family: var(--font-main);
  font-weight: 500;
  font-size: 12.5px;
  color: var(--gray);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--border);
  margin: 0;
}
.mobile-nav-links a.mobile-sublink::before {
  content: '↳';
  color: var(--accent);
  font-size: 16px;
}
.mobile-nav-links a.mobile-sublink:hover,
.mobile-nav-links a.mobile-sublink.active { color: var(--accent); }

/* — Footer du menu (visuel + socials + brand + legal) — */
.mobile-nav-lang {
  padding: 20px 40px 0;
}
.mobile-nav-lang a {
  display: inline-flex;
  align-items: center;
  padding: 7px 16px;
  border: 1.5px solid var(--accent);
  border-radius: var(--radius-pill);
  color: var(--accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
}
.mobile-nav-foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
}
.mobile-nav-visual {
  height: 150px;
  /* Image du hero (accueil), redimensionnée pour remplir la même zone.
     URL relative à base.css → valable sur toutes les pages du site. */
  background-image: url('../homepage/hero/hero.webp');
  background-size: cover;
  background-position: center 42%;
  background-repeat: no-repeat;
}
.mobile-nav-socials {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 32px;
  padding: 14px var(--content-pad);
}
.mobile-nav-socials a {
  width: 36px; height: 36px;
  display: grid; place-items: center;
  color: var(--white);
  transition: color var(--transition), transform var(--transition);
}
.mobile-nav-socials a:hover { color: var(--accent); transform: translateY(-2px); }
.mobile-nav-socials svg { width: 22px; height: 22px; }
.mobile-nav-socials a.has-circle {
  border: 1.5px solid var(--white);
  border-radius: 50%;
}
.mobile-nav-socials a.has-circle svg { width: 16px; height: 16px; }

.mobile-nav-bottom {
  padding: 10px var(--content-pad) 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.mobile-nav-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  font-size: 10.5px;
  letter-spacing: 0.06em;
}
.mobile-nav-row .brand {
  font-family: var(--font-display);
  font-weight: 900;
  font-size: 16px;
  color: var(--white);
}
.mobile-nav-row .copy {
  color: var(--gray);
  letter-spacing: 0.08em;
}
.mobile-nav-row a {
  color: var(--gray);
  letter-spacing: 0.08em;
  transition: color var(--transition);
}
.mobile-nav-row a:hover { color: var(--accent); }

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — TABLETTE (≤ 1024px)
══════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root {
    --content-pad: 48px;
  }
  .section-title { font-size: 42px; }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — MOBILE (≤ 768px)
══════════════════════════════════════════════════════════ */
@media (max-width: 768px) {
  :root {
    --content-pad: 20px;
  }

  /* Curseur custom désactivé sur tactile */
  body { cursor: auto; }
  button { cursor: pointer; }
  #cursorDot, #cursorRing { display: none; }

  /* Header — hauteur réduite sur mobile (était 99px) */
  #header { height: 72px; }
  .header-nav   { display: none; }
  .header-burger { display: flex; }
  .header-logo { font-size: 22px; }

  /* Section commons */
  .section { padding: 56px var(--content-pad); }
  .section-title { font-size: 30px; margin-bottom: 16px; line-height: 1.1; }
  .section-label { font-size: 12px; letter-spacing: 0.1em; }
  .section-desc  { font-size: 14px; line-height: 1.55; }

  /* Footer CTA */
  .footer-cta-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 20px;
    padding: 22px 22px;
  }
  .footer-cta-text h3 { font-size: 16px; }
  .footer-cta-text p { font-size: 13px; }
  .footer-cta-actions { flex-wrap: wrap; gap: 14px; }
  .footer-cta-icon { width: 42px; height: 42px; }
  .footer-cta { padding: 28px var(--content-pad) 20px; }
  .btn-contact { font-size: 13px; padding: 12px 22px; }

  .footer-brand-bar {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 20px var(--content-pad);
  }
  .footer-legal {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 16px var(--content-pad);
    font-size: 10px;
  }
  .footer-legal-links { flex-direction: column; gap: 8px; }
}

/* ══════════════════════════════════════════════════════════
   RESPONSIVE — PETIT MOBILE (≤ 480px)
   Ajustements fins pour les petits écrans
══════════════════════════════════════════════════════════ */
@media (max-width: 480px) {
  :root {
    --content-pad: 16px;
  }
  .header-logo { font-size: 20px; }
  .section { padding: 48px var(--content-pad); }
  .section-title { font-size: 26px; }
  .mobile-nav-links a .label { font-size: 20px; }
}

/* ── LANG SWITCH (drapeaux SVG) ─────────────────────────────── */
a.lang-switch {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 5px 10px;
  line-height: 0;
  background: rgba(255,255,255,0.04);
  transition: border-color var(--transition);
}
a.lang-switch svg { display: block; border-radius: 3px; margin-right: 2px; }
a.lang-switch:hover { border-color: var(--accent); }
a.lang-switch::after { display: none; }
a.lang-switch--mobile { display: none; }
@media (max-width: 768px) {
  a.lang-switch--mobile { display: inline-flex; margin-left: auto; margin-right: 16px; }
}

/* ── PROJ PAGE BLUR OVERLAY ─────────────────────────────────── */
.proj-page-blur {
  position: fixed;
  inset: 0;
  z-index: 199;
  backdrop-filter: blur(5px);
  -webkit-backdrop-filter: blur(5px);
  background: rgba(0,0,0,0.25);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s;
}
.proj-page-blur.is-active {
  opacity: 1;
  pointer-events: auto;
}

/* ── PROJ BOTTOM BAR ────────────────────────────────────────── */
body:has(.proj-bottom) { padding-bottom: 105px; }
.proj-bottom {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--bg);
  display: flex;
  flex-direction: column;
}

/* Mosaïque projets */
.proj-mosaic {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4,0,0.2,1);
}
.proj-bottom.is-open .proj-mosaic {
  max-height: 55vh;
  overflow-y: auto;
  border-top: 2px solid #ff2e8a;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(to top, #080808 0%, #1a1a1a 100%);
}
.proj-mosaic-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  padding: 14px var(--content-pad);
}
.proj-mosaic-item {
  position: relative;
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: 8px;
  text-decoration: none;
  display: block;
}
.proj-mosaic-item { border: 2px solid var(--border); transition: border-color var(--transition); }
@media (max-width: 768px) { .proj-mosaic-item { border-width: 1px; } }
.proj-mosaic-item img { width: 100%; height: 100%; object-fit: cover; display: block; transition: transform 0.35s; }
.proj-mosaic-item:hover { border-color: var(--accent); }
.proj-mosaic-item:hover img { transform: scale(1.05); }
.proj-mosaic-name {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: 18px 10px 8px;
  background: linear-gradient(transparent, rgba(0,0,0,0.72));
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* Bouton toggle */
.proj-toggle {
  width: 100%;
  background: none;
  border: none;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  color: var(--gray);
  font-family: var(--font-main);
  font-size: 9px;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding: 8px 20px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  transition: color var(--transition), background var(--transition);
}
.proj-toggle:hover { color: var(--white); background: rgba(255,255,255,0.03); }
.proj-toggle svg { transition: transform 0.3s; flex-shrink: 0; }
.proj-bottom.is-open .proj-toggle svg { transform: rotate(180deg); }
.proj-bottom.is-open .proj-toggle { color: var(--white); border-bottom: none; }

/* Nav prev/next */
.proj-nav {
  display: flex;
  justify-content: space-between;
  align-items: stretch;
  border-top: 1px solid var(--border);
}
.proj-nav-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px var(--content-pad);
  color: var(--white);
  text-decoration: none;
  flex: 1;
  transition: background var(--transition);
}
.proj-nav-item:hover { background: rgba(255,255,255,0.03); }
.proj-nav-item svg { width: 20px; height: 20px; color: var(--accent); flex-shrink: 0; }
.proj-nav-prev { border-right: 1px solid var(--border); flex-direction: row; }
.proj-nav-next { flex-direction: row; justify-content: flex-end; }
.proj-nav-next .proj-nav-label,
.proj-nav-next .proj-nav-name { text-align: right; }
.proj-nav-label {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--gray);
  text-transform: uppercase;
  display: block;
}
.proj-nav-name {
  font-size: 15px;
  font-weight: 600;
  display: block;
}
@media (max-width: 768px) {
  body:has(.proj-bottom) { padding-bottom: 72px; }
  #hero + .separator { display: none; }
  .proj-mosaic-grid { grid-template-columns: repeat(2, 1fr); gap: 8px; padding: 10px var(--content-pad); }
  .proj-bottom.is-open .proj-mosaic { max-height: 70vh; }
  .proj-toggle { padding: 6px 16px; font-size: 8px; }
  .proj-nav-item { padding: 10px var(--content-pad); gap: 10px; }
  .proj-nav-name { font-size: 12px; }
  .proj-nav-label { display: none; }
  .proj-nav-item svg { width: 16px; height: 16px; }
}