/* ============================================
   ASTERVA — Global Stylesheet v2
   Palette : Blanc Botanique (Option C)
   Fond clair chaud · anthracite · or mat · sauge
   ============================================ */

/*
  FONTS — Hébergées en local (conformité nLPD)
  Placer les fichiers dans /fonts/ :
    cormorant-garamond-300.woff2, cormorant-garamond-300italic.woff2
    cormorant-garamond-400.woff2, cormorant-garamond-400italic.woff2
    inter-300.woff2, inter-400.woff2, inter-500.woff2, inter-600.woff2
  Source : https://gwfh.mranftl.com/fonts
*/
@font-face { font-family: 'Cormorant Garamond'; src: url('../fonts/cormorant-garamond-300.woff2') format('woff2'); font-weight: 300; font-style: normal; font-display: swap; }
@font-face { font-family: 'Cormorant Garamond'; src: url('../fonts/cormorant-garamond-300italic.woff2') format('woff2'); font-weight: 300; font-style: italic; font-display: swap; }
@font-face { font-family: 'Cormorant Garamond'; src: url('../fonts/cormorant-garamond-400.woff2') format('woff2'); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Cormorant Garamond'; src: url('../fonts/cormorant-garamond-400italic.woff2') format('woff2'); font-weight: 400; font-style: italic; font-display: swap; }
@font-face { font-family: 'Cormorant Garamond'; src: url('../fonts/cormorant-garamond-500.woff2') format('woff2'); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'Cormorant Garamond'; src: url('../fonts/cormorant-garamond-500italic.woff2') format('woff2'); font-weight: 500; font-style: italic; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/inter-300.woff2') format('woff2'); font-weight: 300; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/inter-400.woff2') format('woff2'); font-weight: 400; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/inter-500.woff2') format('woff2'); font-weight: 500; font-style: normal; font-display: swap; }
@font-face { font-family: 'Inter'; src: url('../fonts/inter-600.woff2') format('woff2'); font-weight: 600; font-style: normal; font-display: swap; }

:root {
  /* Fonds */
  --c-bg-primary:   #F8F5F0;
  --c-bg-secondary: #EDE8E1;
  --c-bg-card:      #FFFFFF;
  --c-bg-dark:      #1C1917;
  --c-bg-dark-deep: #1A1714;

  /* Bordures */
  --c-border:       #D8D2C8;
  --c-border-light: #E8E3DB;
  --c-border-dark:  #2E2B27;

  /* Accents */
  --c-or:           #C9A96E;
  --c-or-hover:     #B8954F;
  --c-or-dim:       rgba(201,169,110,0.12);
  --c-sauge:        #3D4A3E;
  --c-sauge-light:  #5A6B5B;
  --c-sauge-dim:    rgba(61,74,62,0.08);

  /* Texte clair */
  --c-text-primary:   #1A1714;
  --c-text-secondary: #5C5650;
  --c-text-muted:     #9A9088;

  /* Texte sombre (sur fond dark) */
  --c-text-inv-primary:   #F2EDE8;
  --c-text-inv-secondary: #A89F99;
  --c-text-inv-muted:     #6B6460;

  /* Alias de compatibilité — variables résolues */
  --c-light-text:   #1A1714; /* = c-text-primary — titres sur fond clair */
  --c-accent:       #C9A96E; /* = c-or */
  --c-accent-hover: #B8954F; /* = c-or-hover */

  --f-display: 'Cormorant Garamond', Georgia, serif;
  --f-body:    'Inter', system-ui, sans-serif;

  --fs-xs:   0.8rem;
  --fs-sm:   0.9375rem;
  --fs-base: 1.0625rem;
  --fs-md:   1.25rem;
  --fs-lg:   1.5rem;
  --fs-xl:   1.75rem;
  --fs-2xl:  2.25rem;
  --fs-3xl:  3rem;
  --fs-4xl:  4rem;
  --fs-5xl:  5.5rem;

  --sp-xs:  0.5rem;
  --sp-sm:  1rem;
  --sp-md:  1.5rem;
  --sp-lg:  2.5rem;
  --sp-xl:  4rem;
  --sp-2xl: 7rem;

  --grid-max: 1200px;
  --grid-pad: 2rem;

  --t-fast: 150ms ease;
  --t-base: 300ms ease;
  --t-slow: 600ms ease;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
}

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

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

body {
  background: var(--c-bg-primary);
  color: var(--c-text-primary);
  font-family: var(--f-body);
  font-size: var(--fs-base);
  font-weight: 400;
  line-height: 1.7;
  overflow-x: hidden;
}

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

.container {
  width: 100%;
  max-width: var(--grid-max);
  margin-inline: auto;
  padding-inline: var(--grid-pad);
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-md); }

/* ── Typographie ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--f-display);
  font-weight: 400;
  line-height: 1.15;
  color: var(--c-text-primary);
}
h1 { font-size: var(--fs-4xl); font-style: italic; }
h2 { font-size: var(--fs-3xl); font-style: italic; }
h3 { font-size: var(--fs-xl);  font-style: normal; font-weight: 500; }
h4 { font-size: var(--fs-lg);  font-style: normal; font-weight: 500; }

p {
  font-family: var(--f-body);
  font-weight: 300;
  color: var(--c-text-secondary);
  line-height: 1.75;
}

.label {
  font-family: var(--f-body);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-or-hover);
}

/* ── Logo ── */
.logo {
  font-family: var(--f-display);
  font-style: italic;
  font-weight: 400;
  font-size: 1.35rem;
  letter-spacing: 0.08em;
  color: var(--c-text-primary);
  display: flex;
  align-items: baseline;
  user-select: none;
}
.logo .logo-va  { color: var(--c-sauge); }
.logo .logo-dot { color: var(--c-or); font-style: normal; font-weight: 300; }

.logo-inv { color: var(--c-text-inv-primary); }
.logo-inv .logo-va  { color: var(--c-or); }
.logo-inv .logo-dot { color: var(--c-or); }

/* ── Navigation ── */
#nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 1.25rem var(--grid-pad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: background var(--t-base), border-color var(--t-base), box-shadow var(--t-base);
  border-bottom: 1px solid transparent;
}

#nav.scrolled {
  background: rgba(248, 245, 240, 0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom-color: var(--c-border);
  box-shadow: 0 1px 24px rgba(26, 23, 20, 0.06);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--sp-lg);
}
.nav-links a {
  font-family: var(--f-body);
  font-size: var(--fs-sm);
  font-weight: 400;
  color: var(--c-text-secondary);
  letter-spacing: 0.04em;
  transition: color var(--t-fast);
  position: relative;
}
.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -3px; left: 0;
  width: 0; height: 1px;
  background: var(--c-or);
  transition: width var(--t-base);
}
.nav-links a:hover,
.nav-links a[aria-current="page"] { color: var(--c-text-primary); }
.nav-links a:hover::after,
.nav-links a[aria-current="page"]::after { width: 100%; }

.nav-cta {
  font-weight: 500 !important;
  color: var(--c-bg-dark) !important;
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--c-bg-dark);
  border-radius: var(--radius-sm);
  transition: background var(--t-fast), color var(--t-fast) !important;
}
.nav-cta:hover {
  background: var(--c-bg-dark) !important;
  color: var(--c-bg-primary) !important;
}
.nav-cta::after { display: none !important; }

.burger { display: none; flex-direction: column; gap: 5px; padding: 4px; }
.burger span {
  display: block; width: 22px; height: 1px;
  background: var(--c-text-primary);
  transition: transform var(--t-base), opacity var(--t-base);
}
.burger.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ── Boutons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--f-body);
  font-size: var(--fs-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-sm);
  transition: all var(--t-base);
  cursor: pointer;
}
.btn-primary {
  background: var(--c-or);
  color: var(--c-bg-dark);
  border: 1px solid var(--c-or);
  font-weight: 600;
  letter-spacing: 0.06em;
}
.btn-primary:hover {
  background: var(--c-or-hover);
  border-color: var(--c-or-hover);
  color: var(--c-bg-dark);
}
.btn-or {
  background: var(--c-or);
  color: var(--c-bg-dark);
  border: 1px solid var(--c-or);
  font-weight: 600;
}
.btn-or:hover { background: var(--c-or-hover); border-color: var(--c-or-hover); }
.btn-ghost {
  background: transparent;
  color: var(--c-text-primary);
  border: 1px solid var(--c-border);
}
.btn-ghost:hover { border-color: var(--c-bg-dark); background: var(--c-bg-secondary); }
.btn-ghost-inv {
  background: transparent;
  color: var(--c-text-inv-primary);
  border: 1px solid var(--c-border-dark);
}
.btn-ghost-inv:hover { border-color: var(--c-or); background: var(--c-or-dim); }
.btn-text {
  background: transparent;
  color: var(--c-sauge);
  border: none; padding: 0;
  font-size: var(--fs-sm);
  font-weight: 500;
}
.btn-text:hover { color: var(--c-text-primary); }
.btn-arrow::after { content: ' →'; }

/* ── Sections ── */
section { position: relative; }
.section-light  { background: var(--c-bg-primary); }
.section-cream  { background: var(--c-bg-secondary); }
.section-dark   {
  background: var(--c-bg-dark);
  color: var(--c-text-inv-primary);
}
.section-dark h1, .section-dark h2,
.section-dark h3, .section-dark h4 { color: var(--c-text-inv-primary); }
.section-dark p   { color: var(--c-text-inv-secondary); }
.section-dark .label { color: var(--c-or); }

.section-pad    { padding-block: 5rem; }
.section-pad-sm { padding-block: var(--sp-xl); }

.section-header { margin-bottom: var(--sp-lg); }
.section-header .label { margin-bottom: var(--sp-sm); display: block; }
.section-header h2 { margin-bottom: var(--sp-sm); }
.section-header p  { max-width: 520px; font-size: var(--fs-base); font-weight: 300; }

/* ── Séparateurs ── */
.line-separator      { width: 100%; height: 1px; background: var(--c-border); }
.line-separator-dark { width: 100%; height: 1px; background: var(--c-border-dark); }
.line-accent         { width: 40px; height: 1px; background: var(--c-or); margin-bottom: var(--sp-md); }
.line-accent-sauge   { width: 40px; height: 1px; background: var(--c-sauge); margin-bottom: var(--sp-md); }

/* ── Cards ── */
.card {
  background: var(--c-bg-card);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-md);
  padding: var(--sp-md) var(--sp-lg);
  transition: border-color var(--t-base), box-shadow var(--t-base), transform var(--t-slow);
}
.card:hover {
  border-color: var(--c-or);
  box-shadow: 0 4px 32px rgba(201, 169, 110, 0.10);
  transform: translateY(-2px);
}
.card-dark {
  background: var(--c-bg-dark-deep);
  border: 1px solid var(--c-border-dark);
  border-radius: var(--radius-md);
  padding: var(--sp-lg);
  transition: border-color var(--t-base);
}
.card-dark:hover { border-color: var(--c-or); }

/* ── Tags ── */
.tag {
  display: inline-block;
  font-family: var(--f-body);
  font-size: var(--fs-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-sauge);
  border: 1px solid var(--c-sauge-light);
  border-radius: 2px;
  padding: 0.2rem 0.6rem;
}
.tag-or  { color: var(--c-or-hover); border-color: var(--c-or); }
.tag-dim { color: var(--c-text-muted); border-color: var(--c-border); }

/* ── Motif aster SVG (fond) ── */
.aster-bg {
  position: absolute; inset: 0;
  pointer-events: none; overflow: hidden; z-index: 0;
}
.aster-bg svg {
  position: absolute; right: -80px; top: 50%;
  transform: translateY(-50%);
  width: 640px; height: 640px; opacity: 0.035;
}
/* Variantes de positionnement */
.aster-bg.aster-left svg {
  right: auto; left: -80px;
}
.aster-bg.aster-top svg {
  top: -80px; right: 50%;
  transform: translateX(50%);
}
.aster-bg.aster-sm svg {
  width: 420px; height: 420px;
}
.aster-bg.aster-faint svg {
  opacity: 0.022;
}

/* ── Scroll reveal ── */
[data-reveal] {
  opacity: 0; transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
[data-reveal].revealed { opacity: 1; transform: translateY(0); }
[data-reveal-delay="1"] { transition-delay: 0.1s; }
[data-reveal-delay="2"] { transition-delay: 0.2s; }
[data-reveal-delay="3"] { transition-delay: 0.3s; }
[data-reveal-delay="4"] { transition-delay: 0.4s; }

/* ── Footer ── */
footer {
  background: var(--c-bg-dark);
  border-top: 1px solid var(--c-border-dark);
  padding-block: var(--sp-xl);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-xl);
  margin-bottom: var(--sp-xl);
}
.footer-brand p { font-size: var(--fs-sm); margin-top: var(--sp-sm); max-width: 280px; color: var(--c-text-inv-secondary); }
.footer-col h4 {
  font-family: var(--f-body); font-size: var(--fs-xs);
  font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase;
  color: var(--c-text-inv-muted); margin-bottom: var(--sp-md);
}
.footer-col a { display: block; font-size: var(--fs-sm); color: var(--c-text-inv-secondary); margin-bottom: 0.5rem; transition: color var(--t-fast); }
.footer-col a:hover { color: var(--c-or); }
.footer-bottom {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: var(--sp-lg); border-top: 1px solid var(--c-border-dark);
  font-size: var(--fs-xs); color: var(--c-text-inv-muted);
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  :root { --fs-4xl: 3rem; --fs-3xl: 2.25rem; --grid-pad: 1.5rem; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-lg); }
}
@media (max-width: 768px) {
  :root { --fs-4xl: 2.25rem; --fs-3xl: 1.875rem; --sp-2xl: 4rem; --grid-pad: 1.25rem; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
  .nav-links { display: none; }
  .burger { display: flex; }
  .nav-links.open {
    display: flex; flex-direction: column;
    position: fixed; inset: 0; top: 60px;
    background: var(--c-bg-primary);
    padding: var(--sp-xl) var(--grid-pad);
    gap: var(--sp-lg); align-items: flex-start;
    border-top: 1px solid var(--c-border);
  }
  .nav-links.open a { font-size: var(--fs-xl); color: var(--c-text-primary); }
}

/* ============================================================
   CORRECTIFS VISIBILITÉ — v4
   Problèmes : logo footer, btn-ghost sur fond sombre,
   strong/em sur section-dark
   ============================================================ */

/* ── Logo dans le footer (fond sombre) ── */
footer .logo { color: var(--c-text-inv-primary); }
footer .logo .logo-va  { color: var(--c-or); }
footer .logo .logo-dot { color: var(--c-or); }

/* ── btn-primary sur fond sombre: reste or, ombre plus forte ── */
.section-dark .btn-primary {
  box-shadow: 0 2px 16px rgba(201, 169, 110, 0.35);
}
.section-dark .btn-primary:hover {
  box-shadow: 0 4px 24px rgba(201, 169, 110, 0.5);
}

/* ── btn-ghost sur fond sombre → version inversée automatique ── */
.section-dark .btn-ghost,
.cta-section.section-dark .btn-ghost {
  color: var(--c-text-inv-primary);
  border-color: rgba(242, 237, 232, 0.25);
  background: transparent;
}
.section-dark .btn-ghost:hover,
.cta-section.section-dark .btn-ghost:hover {
  border-color: var(--c-or);
  background: var(--c-or-dim);
  color: var(--c-text-inv-primary);
}

/* ── strong / em dans les paragraphes sur fond sombre ── */
.section-dark p strong {
  color: var(--c-text-inv-primary);
  font-weight: 600;
}
.section-dark p em {
  color: var(--c-or);
  font-style: italic;
}

/* ── pull-quote sur fond sombre — spécificité renforcée ── */
.section-dark .pull-quote,
.about-etymology .pull-quote,
.section-dark .about-story .pull-quote {
  color: var(--c-text-inv-primary) !important;
  border-left-color: var(--c-or) !important;
}

/* ============================================================
   BANDEAU MAINTENANCE — décommenter le div dans le HTML pour activer
   ============================================================ */
#maintenance-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 200;
  background: var(--c-bg-dark);
  color: var(--c-text-inv-secondary);
  text-align: center;
  font-family: var(--f-body);
  font-size: var(--fs-xs);
  font-weight: 400;
  letter-spacing: 0.1em;
  padding: 7px var(--grid-pad);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border-bottom: 1px solid var(--c-border-dark);
}
.maintenance-dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--c-or);
  flex-shrink: 0;
  animation: maintPulse 2s ease-in-out infinite;
}
@keyframes maintPulse {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.15; }
}
/* Quand le bandeau est actif, la nav descend */
body:has(#maintenance-bar) #nav { top: 31px; }