/* Fullscreen mobile navigation — Liam interaction model, Terdak styling */
.terdak-mobile-toggle,
.terdak-mobile-overlay {
  display: none;
}

@media (max-width: 1000px) {
  .site-header {
    z-index: 1100 !important;
  }

  .terdak-mobile-toggle {
    display: flex;
    position: relative;
    z-index: 1102;
    flex: none;
    width: 44px;
    height: 44px;
    border: 0;
    background: transparent;
    padding: 10px;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    cursor: pointer;
    margin-left: auto;
  }

  .terdak-mobile-toggle span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--ink-deep);
    border-radius: 2px;
    transition: transform 0.34s cubic-bezier(0.76, 0, 0.24, 1), opacity 0.2s ease;
  }

  .terdak-mobile-toggle.is-active span:first-child {
    transform: translateY(7px) rotate(45deg);
  }

  .terdak-mobile-toggle.is-active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
  }

  .terdak-mobile-toggle.is-active span:last-child {
    transform: translateY(-7px) rotate(-45deg);
  }

  .terdak-mobile-overlay {
    display: block;
    position: fixed;
    top: var(--terdak-header-bottom, 72px);
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1099;
    background: var(--bg);
    color: var(--ink-deep);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transform: translateY(-14px);
    transition: opacity 0.32s ease, transform 0.38s cubic-bezier(0.2, 0.75, 0.24, 1), visibility 0s linear 0.38s;
  }

  .terdak-mobile-overlay.is-open {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: none;
    transition: opacity 0.32s ease, transform 0.38s cubic-bezier(0.2, 0.75, 0.24, 1), visibility 0s;
  }

  .terdak-mobile-inner {
    height: 100%;
    overflow-y: auto;
    overscroll-behavior: contain;
    display: flex;
    flex-direction: column;
    padding: clamp(15px, 4vh, 30px) 24px calc(22px + env(safe-area-inset-bottom));
  }

  .terdak-mobile-links {
    display: flex;
    flex-direction: column;
    flex: 1 0 auto;
  }

  .terdak-mobile-link {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    text-align: left;
    border: 0;
    border-bottom: 1px solid var(--line);
    background: none;
    border-radius: 0;
    padding: 14px 0;
    color: var(--ink-deep);
    text-decoration: none;
    font-family: var(--font-display);
    font-size: clamp(28px, 7vw, 40px);
    font-weight: 600;
    line-height: 1.18;
    letter-spacing: 0.005em;
    text-transform: uppercase;
    cursor: pointer;
  }

  .terdak-mobile-link svg {
    width: 22px;
    height: 22px;
    fill: none;
    stroke: currentColor;
    stroke-width: 1.8;
    stroke-linecap: round;
    stroke-linejoin: round;
    transition: transform 0.3s ease;
  }

  .terdak-mobile-services.is-expanded svg {
    transform: rotate(180deg);
  }

  .terdak-mobile-submenu {
    display: grid;
    grid-template-rows: 0fr;
    transition: grid-template-rows 0.38s cubic-bezier(0.76, 0, 0.24, 1);
  }

  .terdak-mobile-submenu.is-expanded {
    grid-template-rows: 1fr;
  }

  .terdak-mobile-submenu-inner {
    min-height: 0;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    padding-left: 8px;
  }

  .terdak-mobile-submenu-inner a {
    font-family: var(--font-body);
    font-size: 18px;
    font-weight: 500;
    color: var(--muted);
    text-decoration: none;
    padding: 10px 0;
  }

  .terdak-mobile-submenu-inner a:first-child {
    margin-top: 8px;
  }

  .terdak-mobile-submenu-inner a:last-child {
    margin-bottom: 12px;
  }

  .terdak-mobile-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: none;
    padding-top: 24px;
    margin-top: auto;
  }

  .terdak-mobile-actions a {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 12px;
    min-height: 52px;
    padding: 14px 19px;
    border-radius: 12px;
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 16px;
    font-weight: 700;
  }

  .terdak-mobile-primary {
    background: var(--yellow);
    color: var(--black);
  }

  .terdak-mobile-secondary {
    background: transparent;
    color: var(--ink-deep);
    border: 1px solid var(--nav-border);
  }

  .terdak-mobile-link,
  .terdak-mobile-actions {
    opacity: 0;
    transform: translateY(17px);
    transition: opacity 0.4s ease, transform 0.48s cubic-bezier(0.22, 1, 0.36, 1);
  }

  .terdak-mobile-overlay.is-open .terdak-mobile-link,
  .terdak-mobile-overlay.is-open .terdak-mobile-actions {
    opacity: 1;
    transform: none;
  }

  .terdak-mobile-overlay.is-open .terdak-mobile-item .terdak-mobile-link {
    transition-delay: 0.07s;
  }

  .terdak-mobile-overlay.is-open .terdak-mobile-links > a:nth-child(2) {
    transition-delay: 0.12s;
  }

  .terdak-mobile-overlay.is-open .terdak-mobile-links > a:nth-child(3) {
    transition-delay: 0.17s;
  }

  .terdak-mobile-overlay.is-open .terdak-mobile-links > a:nth-child(4) {
    transition-delay: 0.22s;
  }

  .terdak-mobile-overlay.is-open .terdak-mobile-actions {
    transition-delay: 0.28s;
  }

  body.terdak-mobile-locked {
    overflow: hidden;
  }
}

@media (max-width: 380px) {
  .terdak-mobile-inner {
    padding-inline: 20px;
  }

  .terdak-mobile-link {
    font-size: 26px;
    padding-block: 12px;
  }
}

@media (min-width: 1001px) {
  .terdak-mobile-overlay,
  .terdak-mobile-toggle {
    display: none !important;
  }
}

@media (prefers-reduced-motion: reduce) {
  .terdak-mobile-overlay,
  .terdak-mobile-link,
  .terdak-mobile-actions,
  .terdak-mobile-toggle span,
  .terdak-mobile-submenu,
  .terdak-mobile-link svg {
    transition: none !important;
  }
}