:root {
  --bg: #0B0D10;
  --bg-2: #14171A;
  --text: #E6E9EF;
  --muted: #AEB6C2;
  --accent: #7DA7D9;
  --focus: 0 0 0 3px rgba(125,167,217,0.45);
  --radius: 16px;
  --space: 1rem;
  --space-lg: 2.25rem;
  --maxw: 72ch;
}

:root:has([popover]:popover-open) body { overflow: hidden; }
:root[data-popover-open] body { overflow: hidden; }

:root[data-proof-landmarks] header,
:root[data-proof-landmarks] main,
:root[data-proof-landmarks] nav,
:root[data-proof-landmarks] aside,
:root[data-proof-landmarks] footer {
  outline: 2px dashed #7DA7D9;
  outline-offset: 4px;
}

@media (prefers-color-scheme: light) {
  :root { --bg: #0B0D10; }
}

* { box-sizing: border-box; }
html, body { height: 100%; }

body {
  margin: 0;
  font: 400 1rem/1.65 system-ui, -apple-system, Segoe UI, Roboto, Inter, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 800px at 50% -10%, #11141a 0%, var(--bg) 65%);
}

/* A11Y helpers */
.visually-hidden { position: absolute !important; clip: rect(1px,1px,1px,1px); clip-path: inset(50%); height: 1px; width: 1px; overflow: hidden; white-space: nowrap; }
.visually-title { font-size: clamp(2.4rem, 6vw, 5rem); line-height: 1.1; margin: 0 0 0.5rem 0; }

.skip { position: absolute; inset: 0 auto auto 0; padding: 0.25rem; }
.skip a { position: absolute; left: -9999px; top: 0; padding: 0.5rem 0.75rem; background: var(--bg-2); color: var(--text); border-radius: 8px; }
.skip a:focus { left: 0.5rem; top: 0.5rem; outline: 2px solid var(--accent); }

/* Chapters dots */
.chapters {
  position: fixed;
  top: 50%;
  right: 0;
  transform: translateX(120%) translateY(-50%);
  opacity: 0;
  pointer-events: none;
  transition: all .3s ease;
}
.chapters a { visibility: hidden; pointer-events: none; }
.chapters:focus-within, .chapters:hover { opacity: 1; pointer-events: auto; transform: translateX(0) translateY(-50%); }
.chapters:focus-within a, .chapters:hover a { visibility: visible; pointer-events: auto; }
.chapters ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .5rem; }
.chapters a { display: block; width: .75rem; height: .75rem; border-radius: 999px; background: #2a2f36; outline: none; }
.chapters a:focus { box-shadow: var(--focus); }
.chapters a[aria-current="page"] { background: var(--accent); }

/* Sections & layout */
.section { padding: min(12vh, 8rem) 1.25rem; display: grid; place-items: center; }
.section > * { max-width: var(--maxw); margin-inline: auto; }
.section .cards { max-width: none; width: min(1200px, 100%); }

.hero .subtitle { color: var(--muted); margin: 0.25rem 0; }
.lede { font-size: 1.125rem; color: var(--muted); }

/* Cards grid */
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; margin-top: 1rem; }
.cards { container-type: inline-size; }
.cards > .card { display: block; }

.card {
  background: linear-gradient(180deg, #0f1318, #0b0d10);
  border: 1px solid #1b2129;
  padding: 1rem;
  border-radius: var(--radius);
  box-shadow: 0 10px 30px rgba(0,0,0,0.35);
  display: flex;
  flex-direction: column;
  gap: .75rem;
}
.card h3 { margin-top: 0; }

.card p:has(.btn),
.btn-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .5rem;
}

/* Wizard form */
.form-step { display: grid; gap: .5rem; padding-block: .25rem; }
.form-step[hidden] { display: none !important; }
.form-step[data-step="3"] { outline: 1px dotted #6aa0ff; }

.form-status {
  text-align: center;
  margin-top: 0.75rem;
  color: var(--muted);
  font-style: italic;
  min-height: 1.5em;
}

fieldset { margin: 0; padding: .75rem; border: 1px solid #29303a; border-radius: 12px; }
legend { padding: 0 .5rem; color: var(--muted); font-size: .95rem; }

/* Buttons */
.btn { border: 1px solid #2a3240; background: #161a20; color: var(--text); padding: .6rem .9rem; border-radius: 999px; cursor: pointer; }
.btn:hover { background: #1a1f26; }
.btn:focus { box-shadow: var(--focus); outline: none; }
.btn.primary { border-color: var(--accent); background: #0e1520; }
.btn.ghost { background: transparent; }
.btn.sm { padding: .4rem .6rem; font-size: .9rem; }

/* Text blocks */
.demo-text.calm { letter-spacing: 0.01em; line-height: 1.85; }
.breath blockquote { font-style: italic; color: var(--muted); border-left: 3px solid var(--accent); padding-left: .75rem; }
.prose { color: var(--text); }
.manifest-list { display: grid; gap: .5rem; padding-left: 1rem; }
.bridge { margin-top: var(--space-lg); color: var(--muted); font-size: 1.05rem; }

/* Easter */
#easter-one { margin-top: 4rem; position: relative; min-height: 2.5rem; display: grid; place-items: center; }
#easter-one .dot { width: 6px; height: 6px; border-radius: 999px; background: #1b2129; display: inline-block; }
#easter-one .whisper { opacity: 0; transition: opacity 1.2s ease; }
#easter-one.revealed .whisper { opacity: 1; }

/* Forms */
.contact .accent { color: var(--accent); }
.field { display: grid; gap: .25rem; margin-bottom: .75rem; }
input, textarea, select { background: #0f1318; color: var(--text); border: 1px solid #28303a; border-radius: 10px; padding: .6rem .7rem; }
input:focus, textarea:focus, select:focus { outline: none; box-shadow: var(--focus); }

/* Footer */
.site-footer { padding: 2rem 1rem; text-align: center; color: var(--muted); border-top: 1px solid #1b2129; }

/* AOHZY */
.aohzy { position: fixed; inset: auto 1rem 1rem auto; z-index: 50; }
.aohzy-inner { background: #0f1318; border: 1px solid #29303a; border-radius: 14px; padding: .75rem .9rem; box-shadow: 0 12px 30px rgba(0,0,0,.4); display: grid; gap: .5rem; }
.aohzy-actions { display: flex; gap: .5rem; justify-content: flex-end; }

/* Motion prefs */
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}

/* Focus ring */
:focus-visible { outline: none; box-shadow: 0 0 0 3px rgba(100,180,255,.45); border-radius: 12px; }

/* Scroll-driven animations */
@supports (animation-timeline: scroll()) {
  @scroll-timeline hero-tl { source: auto; orientation: block; }
  [data-scroll-breathe] {
    animation: breathe 1 both linear;
    animation-timeline: hero-tl;
    animation-range: cover 0% cover 80%;
  }
  @keyframes breathe {
    0% { letter-spacing: 0em; opacity: .9; }
    100% { letter-spacing: .02em; opacity: 1; }
  }
}

/* Toaster stack */
.toaster-stack {
  position: fixed;
  right: max(1rem, env(safe-area-inset-right));
  bottom: max(1rem, env(safe-area-inset-bottom));
  width: min(380px, 92vw);
  display: grid;
  gap: .5rem;
  z-index: 10000;
  pointer-events: none;
}
.toaster-stack .toast-card {
  pointer-events: auto;
  display: block;
  padding: .6rem .8rem;
  max-width: 100%;
  white-space: normal;
  word-break: break-word;
}

/* Popover */
[popover]::backdrop { background: rgba(0,0,0,.4); }
[popover] { inset: auto; border: 1px solid #2a3240; background: #0f141b; border-radius: 12px; padding: .9rem; }
@media (prefers-reduced-motion: no-preference) {
  [popover]:popover-open { animation: popIn .16s ease-out; }
  @keyframes popIn { from { opacity: 0; transform: translateY(4px) scale(.98); } to { opacity: 1; transform: none; } }
}

/* Popover fallback */
.popover-fallback {
  position: absolute; z-index: 40;
  border: 1px solid #2a3240; background: #0f141b; border-radius: 12px; padding: .9rem;
  opacity: 0; transform: translateY(4px) scale(.98); pointer-events: none;
}
.popover-fallback.is-open { opacity: 1; transform: none; pointer-events: auto; transition: opacity .16s ease-out, transform .16s ease-out; }

/* Dialog */
dialog { border: none; background: #0d1218; color: #e6edf3; border-radius: 16px; padding: 1.1rem; max-width: 640px; margin: auto; }
dialog::backdrop { background: rgba(0,0,0,.45); }
@media (prefers-reduced-motion: no-preference) {
  dialog[open] { animation: dlgIn .18s ease-out; }
  @keyframes dlgIn { from { opacity: 0; transform: translateY(6px) scale(.98); } to { opacity: 1; transform: none; } }
}
dialog { box-shadow: 0 10px 30px rgba(0,0,0,.35), 0 1px 0 rgba(255,255,255,.02) inset; }
dialog .stack > * + * { margin-top: .75rem; }
.island-dialog [role="dialog"].card { max-width: min(92vw, 560px); }

/* Links */
.page-links {
  display: flex; justify-content: center; gap: 1rem;
  margin: 2rem 0 0; flex-wrap: wrap;
}
a {
  display: inline-flex; align-items: center; gap: .5rem;
  padding: .55rem .9rem;
  border: 1px solid #2a3240; border-radius: 999px;
  background: #161a20; color: var(--text);
  text-decoration: none; font-weight: 500; line-height: 1;
}
.btn-nav:hover { background: #1a1f26; }
.btn-nav:focus-visible { box-shadow: var(--focus); outline: none; }
.btn-nav.ghost { background: transparent; border-color: #2a3240; }

/* View Transitions */
::view-transition-old(root), ::view-transition-new(root) { animation-duration: .28s; }

/* Container queries fallback */
@supports not (container-type: inline-size) {}

/* Cards grid: large screens */
@media (min-width: 1100px) {
  .cards.force-3 { grid-template-columns: repeat(3, minmax(280px, 1fr)); }
  .cards.force-3 > .card:nth-last-child(2):nth-child(odd) { grid-column: 2; }
}

/* Combobox (index) */
.cbx [role="listbox"] { display: none; margin-top: .25rem; }
.cbx [role="combobox"][aria-expanded="true"] + [role="listbox"] { display: block; }
.cbx [role="option"][data-active="true"] { background: #1a1f26; border-radius: 8px; }
.cbx [role="option"] { padding: 6px 8px; cursor: pointer; }

/* ===== MOBILE FIX (iOS + Android, toutes apps) ===== */
@media (hover: none) and (pointer: coarse) {
  
  html, body {
    background-attachment: scroll !important;
    background-repeat: no-repeat !important;
    background-size: cover !important;
    width: 100%;
    min-height: 100dvh;
    overflow-x: hidden !important;
  }

  
  ::view-transition-old(root), 
  ::view-transition-new(root) {
    display: none !important;
    animation-duration: .001s !important;
  }

  
  header, main, footer, .section, .cards, .card, .container, .wrapper, .site-footer {
    position: relative !important;
    z-index: 1 !important;
    transform: none !important;
    filter: none !important;
    will-change: auto !important;
  }
  .card { contain: initial !important; }
  .chapters, .aohzy, .toaster-stack { position: absolute !important; }
  [popover]::backdrop, dialog::backdrop { background: transparent !important; }
}
@media (hover: none) and (pointer: coarse) {
  .card * {
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
    background-clip: border-box !important;
  }
}

/* ==== MOBILE CARD PAINT FIX (iOS/Android) ==== */
@media (hover: none) and (pointer: coarse) {
  .cards { container-type: normal !important; }
  .card {
    border: none !important;
    box-shadow:
      0 10px 30px rgba(0,0,0,.35),      
      0 0 0 1px #1b2129 inset !important; 
    overflow: hidden !important;        
    background-clip: padding-box !important;
    -webkit-transform: translateZ(0);    
    will-change: transform;
  }

  
  fieldset { border: 0 !important; }

  
  input, textarea, select {
    border: 1px solid #28303a !important;
    background-clip: padding-box !important;
  }
}
/* ===== MOBILE OVERRIDES: cards grid + card skin ===== */
@media (hover: none) and (pointer: coarse) {
  .cards {
    grid-template-columns: 1fr !important;
    gap: 0.875rem !important;
    margin-top: 1rem !important;
    container-type: normal !important;
  }
  .card {
    border: none !important;
    border-radius: var(--radius) !important;
    overflow: hidden !important;
    background: linear-gradient(180deg, #0f1318, #0b0d10) !important;
    box-shadow:
      0 10px 30px rgba(0,0,0,.35),
      0 0 0 1px #1b2129 inset !important;
    transform: none !important;
    will-change: auto !important;
    -webkit-transform: translateZ(0);
    background-clip: padding-box !important;
  }
  .card * {
    background-clip: padding-box !important;
    box-shadow: none !important;    
  }
  fieldset { border: 0 !important; }

  
  input, textarea, select {
    border: 1px solid #28303a !important;
  }
}
@media (hover: none) and (pointer: coarse) {
  .card * {
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
    background-clip: border-box !important;
  }
}

/* ==== MOBILE CARD PAINT FIX (iOS/Android) ==== */
/* ===== MOBILE FIX (iOS + Android, apps) ===== */
@media (hover: none) and (pointer: coarse) {
  html, body {
    background-attachment: scroll !important;
    background-repeat: no-repeat !important;
    background-size: cover !important;
    width: 100%;
    min-height: 100dvh;
    overflow-x: hidden !important;
  }

  ::view-transition-old(root),
  ::view-transition-new(root) {
    display: none !important;
    animation-duration: .001s !important;
  }

  header, main, footer, .section, .cards, .card, .container, .wrapper, .site-footer {
    position: relative !important;
    z-index: 1 !important;
    transform: none !important;
    filter: none !important;
    will-change: auto !important;
  }
  .card { contain: initial !important; }
  .chapters, .aohzy, .toaster-stack { position: absolute !important; }
  [popover]::backdrop, dialog::backdrop { background: transparent !important; }
}

@media (hover: none) and (pointer: coarse) {
  .card * {
    border: none !important;
    box-shadow: none !important;
    outline: none !important;
    background-clip: border-box !important;
  }
}

/* ==== MOBILE CARD PAINT FIX (iOS/Android) ==== */
@media (hover: none) and (pointer: coarse) {
  .cards { container-type: normal !important; }
  .card {
    border: none !important;
    box-shadow:
      0 10px 30px rgba(0,0,0,.35),
      0 0 0 1px #1b2129 inset !important;
    overflow: hidden !important;
    background-clip: padding-box !important;
    -webkit-transform: translateZ(0);
    will-change: transform;
  }

  fieldset { border: 0 !important; }

  input, textarea, select {
    border: 1px solid #28303a !important;
    background-clip: padding-box !important;
  }
}

/* ===== MOBILE OVERRIDES: cards grid + card skin ===== */
@media (hover: none) and (pointer: coarse) {
  .cards {
    grid-template-columns: 1fr !important;
    gap: 0.875rem !important;
    margin-top: 1rem !important;
    container-type: normal !important;
  }
  .card {
    border: none !important;
    border-radius: var(--radius) !important;
    overflow: hidden !important;
    background: linear-gradient(180deg, #0f1318, #0b0d10) !important;
    box-shadow:
      0 10px 30px rgba(0,0,0,.35),
      0 0 0 1px #1b2129 inset !important;
    transform: none !important;
    will-change: auto !important;
    -webkit-transform: translateZ(0);
    background-clip: padding-box !important;
  }
  .card * {
    background-clip: padding-box !important;
    box-shadow: none !important;
  }
  fieldset { border: 0 !important; }

  input, textarea, select {
    border: 1px solid #28303a !important;
  }
}