/* ============================================================
   Orkiks — observatory log
   Locked palette: violet (#7c3aed) → blue (#3b82f6) on near-black
   Both themes share the same soul.
   ============================================================ */

:root{
  color-scheme: dark light;

  /* Brand (locked) */
  --brand-a:#7c3aed;
  --brand-b:#3b82f6;
  --grad:linear-gradient(135deg,var(--brand-a) 0%,var(--brand-b) 100%);

  /* Status hues — tuned for AA on both themes */
  --ok:#22c55e;
  --wip:#eab308;

  /* Motion tokens — refined easing, no bounce */
  --ease-out-quart:cubic-bezier(.25,1,.5,1);
  --ease-out-quint:cubic-bezier(.22,1,.36,1);
  --ease-out-expo:cubic-bezier(.16,1,.3,1);
  --ease-in-out-soft:cubic-bezier(.65,.05,.36,1);

  /* DARK (canonical) */
  --bg:#08080b;
  --bg-2:#0d0d12;
  --fg:#fafafa;
  --muted:#a8a8b3;       /* prose-readable on bg */
  --dim:#82828c;         /* lifted from #6b6b73 to clear AA */
  --line:#1c1c22;
  --line-2:#2a2a32;
  --surface:rgba(255,255,255,.02);
  --surface-2:rgba(255,255,255,.04);
  --grid:rgba(255,255,255,.025);
  --halo-a:rgba(124,58,237,.22);
  --halo-b:rgba(59,130,246,.10);
  --selection-bg:rgba(124,58,237,.55);
  --selection-fg:#fff;
  --star:rgba(255,255,255,.55);
  --scan:rgba(124,58,237,.04);
}

/* LIGHT — paper observatory log, same soul */
@media (prefers-color-scheme: light){
  :root:not([data-theme="dark"]){
    --bg:#f4f1ea;          /* warm paper */
    --bg-2:#ece8df;
    --fg:#16131c;          /* deep ink, slightly violet-tinted */
    --muted:#3d3a48;
    --dim:#5b5867;
    --line:#d8d2c4;
    --line-2:#bfb8a8;
    --surface:rgba(22,19,28,.025);
    --surface-2:rgba(22,19,28,.05);
    --grid:rgba(22,19,28,.05);
    --halo-a:rgba(124,58,237,.18);
    --halo-b:rgba(59,130,246,.10);
    --selection-bg:rgba(124,58,237,.30);
    --selection-fg:#0b0814;
    --star:rgba(22,19,28,.55);
    --scan:rgba(124,58,237,.05);
  }
}
:root[data-theme="light"]{
  --bg:#f4f1ea;--bg-2:#ece8df;--fg:#16131c;--muted:#3d3a48;--dim:#5b5867;
  --line:#d8d2c4;--line-2:#bfb8a8;--surface:rgba(22,19,28,.025);
  --surface-2:rgba(22,19,28,.05);--grid:rgba(22,19,28,.05);
  --halo-a:rgba(124,58,237,.18);--halo-b:rgba(59,130,246,.10);
  --selection-bg:rgba(124,58,237,.30);--selection-fg:#0b0814;
  --star:rgba(22,19,28,.55);--scan:rgba(124,58,237,.05);
}
:root[data-theme="dark"]{
  --bg:#08080b;--bg-2:#0d0d12;--fg:#fafafa;--muted:#a8a8b3;--dim:#82828c;
  --line:#1c1c22;--line-2:#2a2a32;--surface:rgba(255,255,255,.02);
  --surface-2:rgba(255,255,255,.04);--grid:rgba(255,255,255,.025);
  --halo-a:rgba(124,58,237,.22);--halo-b:rgba(59,130,246,.10);
  --selection-bg:rgba(124,58,237,.55);--selection-fg:#fff;
  --star:rgba(255,255,255,.55);--scan:rgba(124,58,237,.04);
}

*,*::before,*::after{box-sizing:border-box}
html,body{height:100%}
html{-webkit-text-size-adjust:100%;scrollbar-color:var(--line-2) var(--bg)}

body{
  margin:0;
  background:var(--bg);
  color:var(--fg);
  font:400 1rem/1.6 system-ui,-apple-system,"Segoe UI",sans-serif;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
  display:flex;flex-direction:column;
  min-height:100%;
  overflow-x:hidden;
  transition:background-color .6s ease,color .6s ease;
}

::selection{background:var(--selection-bg);color:var(--selection-fg)}

a{color:inherit;text-decoration:none}

:focus-visible{
  outline:2px solid var(--brand-a);
  outline-offset:3px;
  border-radius:4px;
}

/* ============================================================
   Backdrop — observatory layer
   Grid + halo + drifting starfield + scanline whisper
   ============================================================ */
.bg-fx{position:fixed;inset:0;z-index:-1;pointer-events:none;overflow:hidden}

/* Grid */
.bg-fx::before{
  content:"";position:absolute;inset:0;
  background-image:
    linear-gradient(var(--grid) 1px,transparent 1px),
    linear-gradient(90deg,var(--grid) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse at 50% 35%,#000 0%,transparent 70%);
  -webkit-mask-image:radial-gradient(ellipse at 50% 35%,#000 0%,transparent 70%);
}

/* Halo */
.bg-fx::after{
  content:"";position:absolute;left:50%;top:35%;
  width:80vw;height:80vw;max-width:1000px;max-height:1000px;
  transform:translate(-50%,-50%);
  background:radial-gradient(closest-side,var(--halo-a),var(--halo-b) 45%,transparent 70%);
  filter:blur(40px);
  animation:breathe 14s var(--ease-in-out-soft) infinite;
  will-change:transform,opacity;
}
@keyframes breathe{
  0%,100%{opacity:.85;transform:translate(-50%,-50%) scale(1)}
  50%{opacity:1;transform:translate(-50%,-52%) scale(1.06)}
}

/* Starfield — tiny drift */
.stars{
  position:fixed;inset:0;z-index:-1;pointer-events:none;
  background-image:
    radial-gradient(1px 1px at 14% 22%, var(--star) 50%, transparent 51%),
    radial-gradient(1px 1px at 78% 11%, var(--star) 50%, transparent 51%),
    radial-gradient(1.2px 1.2px at 33% 78%, var(--star) 50%, transparent 51%),
    radial-gradient(1px 1px at 62% 64%, var(--star) 50%, transparent 51%),
    radial-gradient(1px 1px at 88% 44%, var(--star) 50%, transparent 51%),
    radial-gradient(1px 1px at 8% 58%, var(--star) 50%, transparent 51%),
    radial-gradient(1.4px 1.4px at 50% 18%, var(--star) 50%, transparent 51%),
    radial-gradient(1px 1px at 24% 92%, var(--star) 50%, transparent 51%),
    radial-gradient(1px 1px at 70% 86%, var(--star) 50%, transparent 51%),
    radial-gradient(1px 1px at 46% 48%, var(--star) 50%, transparent 51%);
  opacity:.7;
  mask-image:radial-gradient(ellipse at 50% 35%,#000 0%,transparent 75%);
  -webkit-mask-image:radial-gradient(ellipse at 50% 35%,#000 0%,transparent 75%);
  animation:drift 80s linear infinite;
}
@keyframes drift{
  0%{transform:translate3d(0,0,0)}
  100%{transform:translate3d(-40px,-20px,0)}
}

/* Scanline whisper */
.bg-fx .scan{
  position:absolute;inset:0;
  background:repeating-linear-gradient(
    0deg,
    var(--scan) 0 1px,
    transparent 1px 3px
  );
  mix-blend-mode:overlay;
  opacity:.5;
}

/* ============================================================
   Layout
   ============================================================ */
.shell{
  flex:1;
  width:100%;max-width:1200px;
  margin:0 auto;
  padding:clamp(1.25rem,4vw,2rem);
  display:flex;flex-direction:column;
}

/* Main */
main{
  flex:1;
  display:flex;align-items:center;
  padding:clamp(2.5rem,8vw,5rem) 0;
}
.wrap{max-width:680px;width:100%;min-width:0}

/* Status tag */
.tag{
  display:inline-flex;align-items:center;gap:.6rem;
  padding:.4rem .85rem;border-radius:999px;
  border:1px solid var(--line-2);background:var(--surface);
  font:500 .74rem/1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  letter-spacing:.1em;text-transform:uppercase;color:var(--muted);
  backdrop-filter:blur(6px);
  -webkit-backdrop-filter:blur(6px);
}
.tag .dot{
  width:7px;height:7px;border-radius:999px;
  background:var(--wip);
  box-shadow:0 0 0 4px rgba(234,179,8,.18),0 0 12px rgba(234,179,8,.6);
  transform-origin:center;
  animation:
    dot-in .6s var(--ease-out-expo) both,
    pulse 2.4s var(--ease-in-out-soft) .8s infinite;
}
@keyframes dot-in{
  0%{opacity:0;transform:scale(.2);box-shadow:0 0 0 0 rgba(234,179,8,0),0 0 0 rgba(234,179,8,0)}
  100%{opacity:1;transform:scale(1);box-shadow:0 0 0 4px rgba(234,179,8,.18),0 0 12px rgba(234,179,8,.6)}
}
@keyframes pulse{
  0%,100%{opacity:1;transform:scale(1);box-shadow:0 0 0 4px rgba(234,179,8,.18),0 0 12px rgba(234,179,8,.6)}
  50%{opacity:.55;transform:scale(.85);box-shadow:0 0 0 7px rgba(234,179,8,.06),0 0 6px rgba(234,179,8,.3)}
}

/* Headline */
h1{
  margin:1.5rem 0 1.5rem;
  font-size:clamp(2.75rem,7vw,5rem);
  line-height:1.04;letter-spacing:-.04em;font-weight:600;
  max-width:14ch;
}
h1 .grad{
  background:var(--grad);
  -webkit-background-clip:text;background-clip:text;color:transparent;
  /* Subtle slow drift — kicks in after entrance settles */
  background-size:200% 200%;
  animation:grad-drift 18s var(--ease-in-out-soft) 1.2s infinite;
}
@keyframes grad-drift{
  0%,100%{background-position:0% 50%}
  50%{background-position:100% 50%}
}

.lede{
  font-size:clamp(1.05rem,1.5vw,1.2rem);
  color:var(--muted);max-width:54ch;line-height:1.6;margin:0 0 2.5rem;
  text-wrap:pretty;
}

/* ============================================================
   Progress — semantic progressbar with shimmer
   ============================================================ */
.progress{margin:0 0 2.5rem;max-width:720px}
.progress-bar{
  height:14px;border-radius:999px;
  background:var(--surface-2);
  border:1px solid var(--line);
  overflow:hidden;position:relative;
}
.progress-fill{
  height:100%;width:100%;
  background:var(--grad);
  border-radius:inherit;position:relative;
  transform-origin:left center;
  transform:scaleX(.54);
  animation:slide 6s var(--ease-in-out-soft) infinite;
  box-shadow:0 0 18px -2px rgba(124,58,237,.55);
  will-change:transform;
}
.progress-fill::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.42),transparent);
  animation:shimmer 2.4s linear infinite;
}
@keyframes slide{
  0%,100%{transform:scaleX(.54)}
  50%{transform:scaleX(.83)}
}
@keyframes shimmer{
  0%{transform:translateX(-100%)}
  100%{transform:translateX(200%)}
}
.progress-meta{
  display:flex;justify-content:space-between;gap:1rem;
  margin-top:.7rem;
  font:500 .75rem/1 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  letter-spacing:.08em;text-transform:uppercase;color:var(--muted);
}
.progress-meta span:last-child{color:var(--dim)}

/* ============================================================
   Notes — build log
   ============================================================ */
.notes{
  border-top:1px solid var(--line);
  padding-top:1.5rem;
  display:flex;flex-direction:column;gap:.7rem;
  font:500 .82rem/1.5 ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color:var(--muted);
}
.notes .row{
  display:flex;gap:1rem;align-items:flex-start;min-width:0;
  opacity:0;transform:translateX(-6px);
  animation:log-in .55s var(--ease-out-quart) forwards;
}
.notes .row:nth-child(1){animation-delay:.85s}
.notes .row:nth-child(2){animation-delay:1.00s}
.notes .row:nth-child(3){animation-delay:1.15s}
@keyframes log-in{to{opacity:1;transform:none}}
.notes .ts{color:var(--dim);flex-shrink:0;letter-spacing:.04em;font-variant-numeric:tabular-nums}
.notes .row > :last-child{min-width:0;word-break:break-word}
.notes .row .ok::before{content:"✓ ";color:var(--ok);font-weight:600}
.notes .row .wip::before{content:"~ ";color:var(--wip);font-weight:600}
.notes .row .next::before{content:"· ";color:var(--muted);font-weight:600}

/* ============================================================
   Footer
   ============================================================ */
footer{
  border-top:1px solid var(--line);
  padding:1.5rem 0 .5rem;
  margin-top:2.5rem;
  display:flex;justify-content:space-between;gap:.75rem 1rem;flex-wrap:wrap;
  font-size:.82rem;color:var(--muted);
}
footer code{
  font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  color:var(--dim);
}
footer .sig{
  display:inline-flex;align-items:center;gap:.5rem;
}
footer .sig::before{
  content:"";width:5px;height:5px;border-radius:50%;
  background:var(--brand-b);
  box-shadow:0 0 6px rgba(59,130,246,.7);
  animation:signal 3.6s var(--ease-in-out-soft) infinite;
}
@keyframes signal{
  0%,100%{opacity:.55;box-shadow:0 0 4px rgba(59,130,246,.4)}
  50%{opacity:1;box-shadow:0 0 10px rgba(59,130,246,.85)}
}

/* ============================================================
   Reveal — staggered entrance
   ============================================================ */
.reveal{opacity:0;transform:translateY(14px);animation:rise .8s var(--ease-out-quint) forwards}
.reveal:nth-child(1){animation-delay:.08s}
.reveal:nth-child(2){animation-delay:.22s}
.reveal:nth-child(3){animation-delay:.38s}
.reveal:nth-child(4){animation-delay:.54s}
.reveal:nth-child(5){animation-delay:.70s}
@keyframes rise{to{opacity:1;transform:none}}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width:520px){
  .progress-meta{flex-direction:column;gap:.3rem}
  .notes .row{gap:.6rem}
  footer{flex-direction:column;align-items:flex-start}
}

/* ============================================================
   Reduced motion — honor contract
   ============================================================ */
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{
    animation-duration:.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:.001ms !important;
  }
  .reveal{opacity:1;transform:none}
  .progress-fill{transform:scaleX(.68)}
  .stars{opacity:.4}
}

/* High-contrast assist */
@media (prefers-contrast:more){
  :root{--muted:#ffffff;--dim:#dcdce0;--line-2:#5a5a66}
  :root[data-theme="light"]{--muted:#000;--dim:#1a1620;--line-2:#5a5460}
}