/* ============================================
   SHARED MOBILE STYLES
   Loaded after all inline <style> blocks so
   these rules correctly override page defaults.
   ============================================ */

/* ============= NAV DOT PULSE (all pages, all sizes) ============= */
@keyframes nav-dot-pulse {
  0%   { transform: scale(1);   opacity: 0.55; }
  100% { transform: scale(3);   opacity: 0;    }
}

.nav-logo .dot {
  position: relative;
  overflow: visible;
}

.nav-logo .dot::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 50%;
  border: 1.5px solid #C4613A;
  background: transparent;
  animation: nav-dot-pulse 2.5s ease-out infinite;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .nav-logo .dot::after {
    animation: none;
  }
}

/* Desktop default: hide mobile-only elements */
.cta-short        { display: none; }
.nav-hamburger    { display: none; }
.nav-mobile-menu  { display: none; }

/* ============= TABLET NAV (all pages) ============= */
@media (max-width: 960px) {
  .nav { padding: 16px 20px; }
  .nav-items { display: none; }
}

/* ============= MOBILE: 768px and below ============= */
@media (max-width: 768px) {
  body { overflow-x: hidden; }

  /* --- Nav bar --- */
  .nav { padding: 14px 20px; }
  .nav-logo { font-size: 16px; gap: 8px; }
  .nav-subtitle { display: none; }
  #themeToggle { display: none !important; }
  .nav-cta { display: none; }

  /* --- Hamburger button --- */
  .nav-hamburger {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    font-size: 22px;
    line-height: 1;
    background: none;
    border: none;
    color: var(--fg);
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
  }
  .nav-hamburger:hover { color: var(--accent); }

  /* --- Full-screen mobile menu overlay --- */
  .nav-mobile-menu {
    display: flex;
    flex-direction: column;
    justify-content: center;
    position: fixed;
    inset: 0;
    background: var(--bg);
    z-index: 500;
    overflow-y: auto;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-10px);
    transition: opacity 200ms var(--ease), transform 200ms var(--ease);
  }
  .nav-mobile-menu.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  /* Close button — top right corner */
  .nav-mobile-close {
    position: absolute;
    top: 16px;
    right: 20px;
    font-size: 20px;
    line-height: 1;
    background: none;
    border: none;
    color: var(--fg);
    cursor: pointer;
    padding: 6px;
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  .nav-mobile-close:hover { color: var(--accent); }

  /* Menu content */
  .nav-mobile-inner {
    display: flex;
    flex-direction: column;
    padding: 56px 32px 32px;
  }

  /* Main links */
  .nav-mobile-link {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: 36px;
    letter-spacing: -0.02em;
    color: var(--fg);
    padding: 14px 0;
    border-bottom: 1px solid var(--line);
    display: block;
    transition: color 200ms var(--ease), font-style 200ms var(--ease);
  }
  .nav-mobile-link:hover,
  .nav-mobile-link:active { color: var(--accent); font-style: italic; }

  /* Work group */
  .nav-mobile-group {
    border-bottom: 1px solid var(--line);
    padding: 14px 0;
  }
  .nav-mobile-group-label {
    font-family: var(--font-display);
    font-weight: 300;
    font-size: 36px;
    letter-spacing: -0.02em;
    color: var(--fg);
    display: block;
    margin-bottom: 10px;
  }
  .nav-mobile-sub {
    font-family: var(--font-display);
    font-size: 18px;
    font-weight: 300;
    letter-spacing: -0.01em;
    text-transform: none;
    color: var(--fg-muted);
    display: block;
    padding: 7px 0 7px 2px;
    transition: color 200ms var(--ease);
  }
  .nav-mobile-sub:hover,
  .nav-mobile-sub:active { color: var(--accent); }

  /* Contact link — accent coloured */
  .nav-mobile-contact {
    color: var(--accent);
    border-bottom: none;
    padding-top: 24px;
  }
  .nav-mobile-contact:hover { font-style: italic; }

  /* --- index.html: hero & info strip --- */
  .d1-hero { padding: 40px 20px; }
  .d1-eyebrow { font-size: 9px; letter-spacing: 0.06em; }
  .d1-meta-row { grid-template-columns: 1fr !important; gap: 24px; }

  /* --- index.html: label bar & project list --- */
  .d1-section-label { padding: 40px 20px 20px; }
  .d1-section-label h2 { font-size: 22px; }
  .d1-project-list { padding: 0 20px; }

  /* --- index.html: contact --- */
  .contact-section { padding: 60px 20px 40px; }
  .contact-bottom { flex-direction: column; gap: 10px; align-items: flex-start; }

  /* --- Case study: section padding --- */
  .cs-hero { padding: 24px 20px; }
  .cs-section { padding: 40px 20px; }
  .cs-hero-img { padding: 0 20px; }
  .cs-figure { padding: 0 20px; }
  .cs-figure-pair { padding: 0 20px; }
  .cs-outcome-band { padding: 60px 20px; }
  .cs-next { padding: 40px 20px; }
  .cs-live { padding: 24px 20px; }
  .cs-principles { padding: 20px; }
  .cs-feedback { margin: 40px 20px; padding: 24px 20px; }
  .team-list { padding: 0 20px; }
  .game-grid { padding: 0 20px; }

  /* --- beauty-spa.html: hero image --- */
  .spa-hero-wrap {
    padding: 0 20px !important;
    max-width: 100% !important;
  }
  .spa-hero-wrap img {
    height: 220px !important;
    max-width: 100%;
    width: 100%;
    object-fit: cover;
    border-radius: 8px;
  }

  /* --- Case study: two-column → single column --- */
  .cs-two-col {
    display: block;
    width: 100%;
  }
  .cs-two-col > h3 {
    font-size: 11px;
    margin-bottom: 8px;
    display: block;
    width: 100%;
  }
  .cs-two-col > .body-content {
    width: 100%;
    max-width: 100%;
  }

  .cs-step-detail {
    display: block;
    padding: 20px;
    margin-bottom: 40px;
  }
  .cs-step-detail .step-head {
    position: static;
    margin-bottom: 20px;
  }

  /* --- Case study: other layout --- */
  .cs-meta-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
  .cs-stats-row { grid-template-columns: 1fr 1fr; }
  .cs-chapter {
    display: flex;
    flex-direction: column;
    gap: 8px;
    align-items: flex-start;
    padding: 0 20px;
    padding-top: 40px;
    margin-top: 60px;
  }
  .cs-chapter .label { padding-bottom: 0; }
  .cs-chapter .num { font-size: 48px; }

  /* --- Case study: typography --- */
  .cs-two-col h2 { font-size: 28px; }
  .cs-pullquote { padding: 0 20px; font-size: 28px; }

  /* --- Scroll anchor offset --- */
  #work { scroll-margin-top: 80px; }
}