/* =========================================================
   SmartServices30 — Header Premium (glassmorphism nav)
   ========================================================= */

body.ss-premium .site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--ss-z-nav);
  padding: 1rem 0;
  transition: padding 0.4s var(--ss-ease-out), background 0.4s var(--ss-ease-out), border-color 0.4s var(--ss-ease-out);
  border-bottom: 1px solid transparent;
}

body.ss-premium .site-header.is-scrolled {
  padding: 0.75rem 0;
  background: rgba(7, 7, 16, 0.7);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  border-bottom-color: var(--ss-border);
}

body.ss-premium .header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

body.ss-premium .site-branding {
  flex-shrink: 0;
  line-height: 0;
}

body.ss-premium .site-branding .custom-logo-link,
body.ss-premium .site-branding .site-title {
  display: inline-flex;
  align-items: center;
}

/* Header : même taille que le logo footer */
body.ss-premium .site-branding img,
body.ss-premium .site-branding img.custom-logo,
body.ss-premium .custom-logo-link img {
  height: clamp(7.5rem, 14vw, 8.75rem) !important;
  max-height: none !important;
  width: auto !important;
  max-width: min(28rem, 75vw) !important;
  object-fit: contain;
  object-position: left center;
  transition: height 0.35s var(--ss-ease-out);
}

body.ss-premium .site-header.is-scrolled .site-branding img,
body.ss-premium .site-header.is-scrolled .site-branding img.custom-logo,
body.ss-premium .site-header.is-scrolled .custom-logo-link img,
body.ss-premium .site-header.scrolled .site-branding img.custom-logo {
  height: clamp(6rem, 12vw, 7rem) !important;
}
body.ss-premium .site-title {
  font-family: var(--ss-font-display);
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin: 0;
}
body.ss-premium .site-title a {
  color: var(--ss-text);
}

body.ss-premium .header-right {
  display: flex;
  align-items: center;
  gap: 2rem;
}

body.ss-premium .main-navigation > ul {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
}

body.ss-premium .main-navigation a {
  display: inline-block;
  padding: 0.5rem 0.875rem;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--ss-text-muted);
  border-radius: var(--ss-radius-sm);
  transition: color 0.2s, background 0.2s;
}
body.ss-premium .main-navigation a:hover,
body.ss-premium .main-navigation .current-menu-item > a {
  color: var(--ss-text);
  background: rgba(255, 255, 255, 0.04);
}

body.ss-premium .menu-toggle {
  display: none;
  background: none;
  border: 1px solid var(--ss-border);
  border-radius: var(--ss-radius-sm);
  width: 40px;
  height: 40px;
  padding: 0;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 5px;
}
body.ss-premium .menu-toggle .line {
  display: block;
  width: 18px;
  height: 1.5px;
  background: var(--ss-text);
  transition: transform 0.3s, opacity 0.3s;
}

body.ss-premium .header-actions .btn-premium {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.125rem;
  border-radius: var(--ss-radius);
  background: var(--ss-text);
  color: var(--ss-bg);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: -0.01em;
  transition: transform 0.3s var(--ss-ease-out), box-shadow 0.3s var(--ss-ease-out);
}
body.ss-premium .header-actions .btn-premium:hover {
  transform: translateY(-1px);
  box-shadow: 0 10px 30px -10px rgba(255,255,255,0.4), var(--ss-glow-cyan);
}

/* ----- Sous-menus desktop (thème sombre, colonne unique) ----- */
@media (min-width: 861px) {
  body.ss-premium .main-navigation .menu-item-has-children {
    position: relative;
  }

  body.ss-premium .main-navigation .sub-menu {
    position: absolute;
    top: 100%;
    left: 50%;
    min-width: 17.5rem;
    max-width: 21rem;
    margin: 0;
    padding: 0.625rem 0.5rem 0.5rem;
    list-style: none;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0.125rem;
    background: rgba(15, 15, 26, 0.97);
    backdrop-filter: blur(20px) saturate(150%);
    -webkit-backdrop-filter: blur(20px) saturate(150%);
    border: 1px solid var(--ss-border);
    border-radius: var(--ss-radius);
    box-shadow:
      0 16px 48px rgba(0, 0, 0, 0.45),
      0 0 0 1px rgba(255, 255, 255, 0.03) inset;
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateX(-50%) translateY(6px);
    transition:
      opacity 0.2s var(--ss-ease-out),
      transform 0.2s var(--ss-ease-out),
      visibility 0s linear 0.2s;
    z-index: calc(var(--ss-z-nav) + 2);
  }

  /* Pont invisible : la souris ne quitte plus la zone de survol */
  body.ss-premium .main-navigation .sub-menu::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    bottom: 100%;
    height: 0.75rem;
  }

  body.ss-premium .main-navigation li.menu-item-has-children:hover > .sub-menu,
  body.ss-premium .main-navigation li.menu-item-has-children:focus-within > .sub-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateX(-50%) translateY(0);
    transition:
      opacity 0.2s var(--ss-ease-out),
      transform 0.2s var(--ss-ease-out),
      visibility 0s linear 0s;
  }

  body.ss-premium .main-navigation .sub-menu a {
    display: block;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
    color: var(--ss-text-muted);
    border-radius: var(--ss-radius-sm);
    white-space: normal;
    background: transparent;
  }

  body.ss-premium .main-navigation .sub-menu a::after {
    display: none !important;
  }

  body.ss-premium .main-navigation .sub-menu a:hover,
  body.ss-premium .main-navigation .sub-menu .current-menu-item > a {
    color: var(--ss-text);
    background: rgba(255, 255, 255, 0.06);
    padding-left: 0.875rem;
  }
}

/* Reading progress bar */
body.ss-premium #ss-reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 2px;
  width: 0;
  background: var(--ss-gradient);
  z-index: calc(var(--ss-z-nav) + 1);
  transition: width 0.1s linear;
  pointer-events: none;
}

/* ----- Mobile ----- */
@media (max-width: 860px) {
  body.ss-premium .site-branding img,
  body.ss-premium .site-branding img.custom-logo,
  body.ss-premium .custom-logo-link img {
    height: clamp(7.5rem, 14vw, 8.75rem) !important;
    max-width: min(28rem, 75vw) !important;
  }

  body.ss-premium .site-header.is-scrolled .site-branding img,
  body.ss-premium .site-header.is-scrolled .custom-logo-link img {
    height: clamp(6rem, 12vw, 7rem) !important;
  }

  body.ss-premium .menu-toggle { display: flex; }
  body.ss-premium .main-navigation .nav-menu {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(380px, 85vw);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: rgba(7, 7, 16, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-left: 1px solid var(--ss-border);
    padding: 6rem 2rem 2rem;
    transform: translateX(100%);
    transition: transform 0.5s var(--ss-ease-out);
  }
  body.ss-premium .main-navigation.is-open .nav-menu {
    transform: translateX(0);
  }
  body.ss-premium .main-navigation .nav-menu a {
    padding: 1rem;
    font-size: 1.125rem;
    border-bottom: 1px solid var(--ss-border);
    border-radius: 0;
  }

  body.ss-premium .main-navigation .sub-menu {
    position: static;
    display: none;
    min-width: 0;
    max-width: none;
    margin: 0 0 0 1rem;
    padding: 0.25rem 0 0.5rem 1rem;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    background: transparent;
    border: none;
    border-left: 2px solid var(--ss-border);
    border-radius: 0;
    box-shadow: none;
    gap: 0;
  }

  body.ss-premium .main-navigation li.menu-item-has-children:hover > .sub-menu,
  body.ss-premium .main-navigation li.menu-item-has-children:focus-within > .sub-menu {
    display: flex;
    flex-direction: column;
  }

  body.ss-premium .main-navigation .sub-menu a {
    padding: 0.75rem 1rem;
    font-size: 1rem;
    border-bottom: none;
    color: var(--ss-text-muted);
  }

  body.ss-premium .main-navigation .sub-menu a:hover {
    color: var(--ss-text);
    background: rgba(255, 255, 255, 0.04);
    padding-left: 1rem;
  }
  body.ss-premium .header-actions .btn-premium {
    display: none;
  }
  body.ss-premium .main-navigation.is-open .menu-toggle .line:nth-child(1) {
    transform: translateY(6.5px) rotate(45deg);
  }
  body.ss-premium .main-navigation.is-open .menu-toggle .line:nth-child(2) {
    opacity: 0;
  }
  body.ss-premium .main-navigation.is-open .menu-toggle .line:nth-child(3) {
    transform: translateY(-6.5px) rotate(-45deg);
  }
}

/* ----- Décale le contenu en raison du header fixed ----- */
body.ss-premium #content {
  padding-top: 0; /* hero gère son propre padding-top */
}

body.ss-premium:not(.ss-home) #content {
  padding-top: clamp(9.5rem, 18vh, 10.75rem);
}

body.ss-premium:not(.ss-home) .site-header.is-scrolled ~ #content,
body.ss-premium:not(.ss-home) .site-header.scrolled ~ #content {
  padding-top: clamp(8rem, 15vh, 9rem);
}

/* ----- Override : surcharger style.css legacy (.site-header glass clair) ----- */
body.ss-premium .site-header {
  background: transparent;
  border-bottom-color: transparent;
  box-shadow: none;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}
body.ss-premium .site-header.is-scrolled,
body.ss-premium .site-header.scrolled {
  background: rgba(7, 7, 16, 0.78);
  backdrop-filter: blur(20px) saturate(150%);
  -webkit-backdrop-filter: blur(20px) saturate(150%);
  border-bottom: 1px solid var(--ss-border, rgba(255,255,255,0.06));
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}