/* Spirit Design Atelier | mobile menu fix, 23 Oct 2026
   Purpose: a visible branded header, then correctly sized and scrollable links.
   Applies to navigation only; existing content sections remain unchanged. */
@media (max-width: 980px) {
  :root { --header: 76px; }
  .site-header,
  .site-header.is-scrolled {
    height: var(--header);
    background: #242019;
    mix-blend-mode: normal;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
  .site-header .nav {
    height: 100%;
    display: flex;
    align-items: center;
    gap: 12px;
  }
  /* The header (logo + toggle) remains above the opened drawer. */
  .site-header .brand-logo {
    display: flex;
    flex: 0 1 auto;
    width: clamp(142px, 42vw, 190px);
    max-width: calc(100% - 72px);
    margin-right: auto;
    position: relative;
    z-index: 3;
  }
  .site-header .brand-logo img {
    display: block;
    width: 100%;
    height: auto;
    max-height: 54px;
    object-fit: contain;
  }
  .site-header .menu-toggle {
    display: block;
    flex: 0 0 44px;
    position: relative;
    z-index: 3;
    width: 44px;
    height: 44px;
    margin: 0 0 0 auto;
    padding: 0;
    border: 1px solid rgba(255,255,255,.28);
    border-radius: 50%;
    background: transparent;
    cursor: pointer;
  }
  .site-header .menu-toggle span {
    background: #f7f3e9;
    height: 2px;
    width: 20px;
    left: 11px;
    top: 17px;
    border-radius: 3px;
    transition: transform .25s ease, top .25s ease;
  }
  .site-header .menu-toggle span + span { top: 25px; }
  .site-header .menu-toggle[aria-expanded="true"] span:first-child {
    top: 21px;
    transform: rotate(45deg);
  }
  .site-header .menu-toggle[aria-expanded="true"] span + span {
    top: 21px;
    transform: rotate(-45deg);
  }
  .site-header .menu-toggle:focus-visible,
  .site-header nav a:focus-visible,
  .site-header nav button:focus-visible {
    outline: 2px solid #d7aa6c;
    outline-offset: 4px;
  }
  .site-header .nav-cta { display: none; }
  /* Keep page-floating controls from covering menu links. */
  body.menu-open .floating-whatsapp,
  body.menu-open .back-top {
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
  }
  .site-header nav,
  .site-header nav.is-open {
    position: fixed;
    top: var(--header);
    right: 0;
    bottom: 0;
    left: 0;
    inset: var(--header) 0 0;
    z-index: 2;
    width: 100%;
    height: calc(100vh - var(--header));
    height: calc(100dvh - var(--header));
    max-width: 100vw;
    padding: clamp(12px, 4vw, 30px) clamp(22px, 6vw, 54px) 32px;
    padding-bottom: max(32px, env(safe-area-inset-bottom));
    background: #242019;
    color: #f7f3e9;
    overflow-x: hidden;
    overflow-y: auto;
    overscroll-behavior-y: contain;
    -webkit-overflow-scrolling: touch;
    transition: transform .3s ease, opacity .3s ease, visibility .3s ease;
  }
  .site-header nav {
    display: block;
    visibility: hidden;
    opacity: 0;
    pointer-events: none;
    transform: translateX(100%);
  }
  .site-header nav.is-open {
    display: block;
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translateX(0);
  }
  .site-header nav .nav-links,
  .site-header nav.is-open .nav-links {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    max-width: 620px;
    margin: 0 auto;
    padding: 0;
  }
  .site-header nav .nav-links > li {
    width: 100%;
    padding: 0;
    border-bottom: 1px solid rgba(255,255,255,.17);
  }
  .site-header nav .nav-links > li > a,
  .site-header nav .nav-portfolio-row > a,
  .site-header nav.is-open .nav-links > li > a,
  .site-header nav.is-open .nav-portfolio-row > a {
    display: block;
    padding: 16px 0;
    font-size: clamp(16px, 2.5vw, 20px);
    line-height: 1.25;
    letter-spacing: .08em;
    font-weight: 600;
    text-transform: uppercase;
  }
  .site-header nav .nav-links a::after { display: none; }
  .site-header nav .nav-links > li > a[aria-current="page"] { color: #d7aa6c; }
  .site-header nav .nav-portfolio-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
  }
  .site-header nav .portfolio-menu-toggle {
    display: grid;
    place-items: center;
    flex: 0 0 44px;
    width: 44px;
    height: 44px;
    font-size: 22px;
    color: inherit;
  }
  /* No desktop hover mega-menu on touch screens: expand on chevron click. */
  .site-header nav .nav-portfolio .portfolio-mega,
  .site-header nav .nav-portfolio:hover .portfolio-mega,
  .site-header nav .nav-portfolio:focus-within .portfolio-mega {
    position: static !important;
    inset: auto !important;
    width: 100% !important;
    max-width: 100% !important;
    max-height: 0 !important;
    padding: 0 !important;
    margin: 0 !important;
    border: 0 !important;
    background: transparent !important;
    box-shadow: none !important;
    transform: none !important;
    opacity: 0 !important;
    visibility: hidden !important;
    pointer-events: none !important;
    overflow: hidden !important;
  }
  .site-header nav .nav-portfolio.is-open .portfolio-mega,
  .site-header nav .nav-portfolio.is-open:hover .portfolio-mega,
  .site-header nav .nav-portfolio.is-open:focus-within .portfolio-mega {
    max-height: 1100px !important;
    padding: 8px 0 14px !important;
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto !important;
  }
  .site-header nav .portfolio-mega-head { display: none; }
  .site-header nav .portfolio-mega-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0 12px;
  }
  .site-header nav .portfolio-mega .mega-project-link {
    min-width: 0;
    min-height: 40px;
    padding: 11px 5px !important;
    border: 0 !important;
    border-bottom: 1px solid rgba(255,255,255,.08) !important;
    font-size: 12px !important;
    letter-spacing: .02em !important;
  }
  .site-header nav .portfolio-mega .mega-project-link strong {
    font-size: 12px;
    overflow-wrap: anywhere;
  }
  .site-header nav .portfolio-mega .mega-project-link i { display: none; }
  .site-header nav .portfolio-mega .mega-project-link span { opacity: .55; }
}
@media (max-width: 520px) {
  .site-header nav .portfolio-mega-grid { grid-template-columns: minmax(0, 1fr); }
  .site-header nav .nav-links > li > a,
  .site-header nav .nav-portfolio-row > a,
  .site-header nav.is-open .nav-links > li > a,
  .site-header nav.is-open .nav-portfolio-row > a { padding: 14px 0; }
}
@media (prefers-reduced-motion: reduce) {
  .site-header nav, .site-header .menu-toggle span { transition: none !important; }
}