/* ─────────────────────────────────────────────────────────────
   The TinyDocx Reference Library — open stacks
   Antique covers (archaeo). Every cover is a live door (futurism).
   Built on TinyDocx tokens. Paper + ink, brass, no glass.
   ───────────────────────────────────────────────────────────── */

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
.page { position: relative; min-height: 100vh; overflow-x: clip; z-index: 1; zoom: 0.75; }

/* ── ambient: dust motes drifting in the golden door ── */
.motes { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.mote {
  position: absolute; width: 4px; height: 4px; border-radius: 50%;
  background: radial-gradient(circle, rgba(250,229,168,.95) 0%, rgba(246,216,138,.2) 60%, transparent 80%);
  filter: blur(.4px); animation: drift var(--d,20s) linear infinite; opacity: 0;
}
@keyframes drift {
  0% { transform: translate3d(0,0,0) scale(.8); opacity: 0; }
  12% { opacity: .85; } 55% { opacity: .55; }
  100% { transform: translate3d(var(--dx,40px), var(--dy,-260px), 0) scale(1.12); opacity: 0; }
}
body.motes-off .motes { display: none; }

/* ── a soft sunbeam through the top-left, like the open door ── */
.sunbeam { position: fixed; top: -120px; left: 4%; width: 460px; height: 820px; z-index: 0; pointer-events: none;
  background: linear-gradient(172deg, rgba(250,229,168,.55) 0%, rgba(246,216,138,.22) 40%, transparent 92%);
  transform: rotate(9deg); filter: blur(26px); mix-blend-mode: screen; }

.ornament { display: flex; align-items: center; justify-content: center; gap: 14px; color: var(--ink-muted); margin: 26px 0; }
.ornament span { font-size: 14px; }
.ornament::before, .ornament::after {
  content: ""; display: block; flex: 1; height: 1px; max-width: 150px;
  background: linear-gradient(90deg, transparent, var(--rule), transparent);
}

/* Content is visible by default — never gate visibility on JS or CSS animation,
   since offscreen/capture rendering pauses animations at t=0. The book hovers,
   dust motes and pulse dots carry the motion instead. */
.reveal { opacity: 1; transform: none; }

.wrap { max-width: 1280px; margin: 0 auto; padding: 0 48px; position: relative; z-index: 2; }

/* ─────────────────────────────────────────────
   MASTHEAD
   ───────────────────────────────────────────── */
.masthead.colophon { padding-top: 24px; padding-bottom: 30px; }
.masthead { text-align: center; padding: 62px 24px 14px; }
.masthead .banner { width: min(560px, 84vw); height: auto; display: block; margin: 0 auto 26px;
  mix-blend-mode: multiply; }
.masthead .eyebrow { font-family: var(--font-mono); font-size: 11px; letter-spacing: .26em; text-transform: uppercase;
  color: var(--ink-muted); }
.masthead h1 { font-family: var(--font-display); font-weight: 500; letter-spacing: -.01em; line-height: 1.0;
  font-size: clamp(42px, 6.4vw, 92px); margin: 14px 0 8px; color: var(--ink); }
.masthead h1 .it { font-style: italic; font-weight: 400; }
.masthead .refrain { font-family: var(--font-display); font-style: italic; font-size: clamp(19px, 2.4vw, 27px);
  color: var(--ink-soft); margin: 0; }
.masthead .sub { max-width: 640px; margin: 18px auto 0; color: var(--ink-soft); font-size: 18px; line-height: 1.6; }
.masthead .sub b { color: var(--ink); font-weight: 600; }

/* ─────────────────────────────────────────────
   THE STACKS — covers rendered as upright books on planks
   ───────────────────────────────────────────── */
/* big brand wordmark up top */
.topmark { text-align: center; padding: 40px 24px 4px; }
.topmark .topmark-banner { width: min(620px, 86vw); height: auto; display: block; margin: 0 auto 14px;
  filter: drop-shadow(0 16px 26px rgba(40,28,14,.30)); }
.topmark .wordmark { font-family: var(--font-display); font-weight: 600; letter-spacing: -.02em; line-height: .88;
  font-size: clamp(60px, 12.5vw, 176px); color: #f3e7c8; text-shadow: 0 2px 34px rgba(246,216,138,.14); }
.topmark .topmark-sub { font-family: var(--font-mono); font-size: 11px; letter-spacing: .3em; text-transform: uppercase;
  color: #caa860; margin-top: 12px; }

.stacks { padding: 18px 0 40px; }
.shelf-label { text-align: center; margin: 40px 0 26px; }
.shelf-label .chapter-no { font-family: var(--font-display); font-style: italic; letter-spacing: .22em;
  text-transform: uppercase; font-size: 13px; color: var(--brass-deep); }
.shelf-label h2 { font-family: var(--font-display); font-weight: 500; font-size: clamp(26px,3vw,38px);
  margin: 4px 0 0; }
.shelf-label h2 .it { font-style: italic; font-weight: 400; }

.shelf-unit { position: relative; margin: 0 auto; }
.shelf-books {
  display: flex; align-items: flex-end; justify-content: center;
  gap: clamp(10px, 1.5vw, 24px); flex-wrap: wrap; padding: 0 6px; position: relative; z-index: 2;
}
.plank { position: relative; height: 30px; margin: -3px 8px 0; border-radius: 2px;
  background: linear-gradient(180deg, #9c713f 0%, #75522d 38%, #4d341b 100%);
  box-shadow: 0 20px 36px -12px rgba(40,28,14,.55), inset 0 2px 0 rgba(255,255,255,.10), inset 0 -4px 8px rgba(0,0,0,.32); }
.plank::after { content:""; position:absolute; inset:0; border-radius:2px; opacity:.5; mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='420' height='30'><filter id='g'><feTurbulence type='fractalNoise' baseFrequency='.014 .65' numOctaves='2'/><feColorMatrix values='0 0 0 0 .16 0 0 0 0 .09 0 0 0 0 .04 0 0 0 .4 0'/></filter><rect width='420' height='30' filter='url(%23g)'/></svg>"); }
.plank.short { max-width: 560px; }

/* a single book = a live door */
.book {
  position: relative; display: block; text-decoration: none; flex: 0 0 auto;
  height: clamp(158px, 19.6vw, 262px); transform-origin: bottom center;
  transition: transform .42s var(--ease-slow), filter .42s var(--ease-slow);
  filter: drop-shadow(0 18px 24px rgba(40,28,14,.42));
}
.book img { height: 100%; width: auto; display: block; border-radius: 2px 4px 4px 2px; }
.book::after { content:""; position:absolute; top:2%; bottom:2%; left:0; width:8px; border-radius:2px 0 0 2px;
  background: linear-gradient(90deg, rgba(0,0,0,.45), rgba(0,0,0,0)); pointer-events:none; }
.book:hover { transform: translateY(-18px) rotate(-1.2deg); filter: drop-shadow(0 34px 40px rgba(40,28,14,.5)); z-index: 6; }
.book:focus-visible { outline: 2px solid var(--brass); outline-offset: 5px; }

.book .live-dot { position:absolute; top: 9px; right: 9px; width: 10px; height: 10px; border-radius: 50%;
  background: var(--forest); box-shadow: 0 0 0 3px rgba(58,74,58,.25); animation: pulse 2.6s var(--ease-slow) infinite; z-index: 3; }
@keyframes pulse { 0%,100%{ box-shadow:0 0 0 3px rgba(58,74,58,.25);} 50%{ box-shadow:0 0 0 7px rgba(58,74,58,0);} }

.book .plate {
  position: absolute; left: 50%; bottom: -38px; transform: translateX(-50%) translateY(4px);
  white-space: nowrap; font-family: var(--font-typewriter); font-size: 11px; letter-spacing: .04em;
  color: var(--oxblood); background: var(--paper-soft); padding: 3px 11px; border: 1px solid var(--rule);
  opacity: 0; transition: opacity .25s var(--ease-slow), transform .25s var(--ease-slow);
  pointer-events: none; box-shadow: 0 5px 12px rgba(40,28,14,.18); z-index: 7; border-radius: 1px; }
.book:hover .plate { opacity: 1; transform: translateX(-50%) translateY(0); }

/* forthcoming — being bound, no door yet */
.book.soon { filter: drop-shadow(0 14px 20px rgba(40,28,14,.34)) saturate(.86) brightness(.96); cursor: default; }
.book.soon:hover { transform: translateY(-6px); }
.book.soon img { opacity: .9; }
.book.soon .live-dot { background: var(--ink-muted); box-shadow: 0 0 0 3px rgba(107,87,66,.2); animation: none; }
.book.soon .ribbon { position: absolute; top: 14px; left: -6px; background: var(--ink); color: var(--paper-soft);
  font-family: var(--font-mono); font-size: 9px; letter-spacing: .14em; text-transform: uppercase;
  padding: 3px 9px; box-shadow: 0 4px 10px rgba(40,28,14,.3); z-index: 4; }

/* ─────────────────────────────────────────────
   CARD CATALOG — the text index of live doors
   ───────────────────────────────────────────── */
.catalog-sec { padding: 30px 0 10px; }
.catalog-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: start; }
.catalog-intro .chapter-no { font-family: var(--font-display); font-style: italic; letter-spacing: .22em;
  text-transform: uppercase; font-size: 13px; color: var(--brass-deep); }
.catalog-intro h2 { font-family: var(--font-display); font-weight: 500; font-size: clamp(28px,3.4vw,42px);
  margin: 10px 0 16px; line-height: 1.04; }
.catalog-intro h2 .it { font-style: italic; font-weight: 400; }
.catalog-intro p { font-size: 18px; line-height: 1.66; color: var(--ink-soft); }
.catalog-intro .marg { font-family: var(--font-marginalia); font-style: italic; color: var(--ink-muted);
  font-size: 16px; margin-top: 16px; }

.catalog { background: linear-gradient(180deg, #7a5a38 0%, #5a3f22 100%); border-radius: 5px; padding: 18px;
  box-shadow: inset 0 2px 0 rgba(255,255,255,.08), 0 22px 46px -16px rgba(40,28,14,.4); }
.drawer { display: flex; align-items: center; gap: 14px; text-decoration: none; position: relative;
  background: #6b4a28; border: 1px solid #3e2914; border-radius: 3px; padding: 12px 16px;
  transition: transform .3s var(--ease-slow), background .3s; }
.drawer + .drawer { margin-top: 8px; }
.drawer:hover { transform: translateX(4px); background: #7a5630; }
.drawer .knob { width: 13px; height: 13px; border-radius: 50%; flex-shrink: 0;
  background: radial-gradient(circle at 35% 35%, #e6c36a, #8c6420 70%, #4a3410); box-shadow: 0 1px 2px rgba(0,0,0,.35); }
.drawer .slip { flex: 1; background: var(--paper-soft); border: 1px solid rgba(107,74,40,.3); border-radius: 1px;
  padding: 6px 12px; display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.drawer .slip .nm { font-family: var(--font-typewriter); font-size: 13px; color: var(--ink); letter-spacing: .02em; }
.drawer .slip .url { font-family: var(--font-mono); font-size: 11px; color: var(--oxblood); white-space: nowrap; }
.drawer .call { font-family: var(--font-mono); font-size: 10px; letter-spacing: .1em; color: var(--academy-cream); flex-shrink: 0; }

/* ─────────────────────────────────────────────
   FOOTER
   ───────────────────────────────────────────── */
.foot { text-align: center; padding: 70px 24px 60px; }
.foot .bookplate { display: inline-block; padding: 16px 26px; border: 2px double var(--brass-deep);
  color: var(--brass-deep); background: rgba(244,234,211,.5); transform: rotate(-1deg); }
.foot .bookplate .ex { font-family: var(--font-display); font-style: italic; font-size: 13px; letter-spacing: .14em;
  text-transform: uppercase; color: var(--oxblood); }
.foot .bookplate .nm { font-family: var(--font-display); font-size: 23px; font-weight: 500; margin: 4px 0 2px; }
.foot .meta { font-family: var(--font-mono); font-size: 11px; letter-spacing: .16em; text-transform: uppercase;
  color: var(--ink-muted); margin-top: 22px; }

/* ─────────────────────────────────────────────
   TWEAKS
   ───────────────────────────────────────────── */
.tweaks { position: fixed; right: 18px; bottom: 18px; width: 250px; z-index: 80; background: var(--paper-soft);
  border: 1px solid var(--rule); box-shadow: 0 22px 46px -14px rgba(40,28,14,.42); padding: 14px 16px 16px;
  transform: rotate(-.5deg); }
.tweaks h5 { margin: 0 0 4px; font-family: var(--font-display); font-size: 19px; font-weight: 500;
  display:flex; justify-content: space-between; align-items:center; }
.tweaks .hint { font-family: var(--font-marginalia); font-style: italic; font-size: 13px; color: var(--ink-muted); margin: 0 0 6px; }
.tweaks .grp { margin: 13px 0 4px; }
.tweaks .grp > .lbl { display:block; margin-bottom: 7px; font-family: var(--font-mono); font-size: 10px;
  letter-spacing: .16em; text-transform: uppercase; color: var(--ink-muted); }
.tweaks .seg { display:flex; border: 1px solid var(--rule); border-radius: 2px; overflow: hidden; }
.tweaks .seg button { flex:1; background: transparent; border: 0; padding: 7px 4px; cursor: pointer;
  font-family: var(--font-body); font-size: 13px; color: var(--ink-muted); }
.tweaks .seg button.on { background: var(--ink); color: var(--paper-soft); }
.tweaks button.x { background: none; border: 0; cursor: pointer; font-size: 18px; color: var(--ink-muted); line-height: 1; }
.tweaks.closed { display: none; }
.tweaks-open { position: fixed; right: 18px; bottom: 18px; z-index: 80; display: none; cursor: pointer;
  font-family: var(--font-display); font-style: italic; font-size: 16px; background: var(--paper-soft);
  border: 1px solid var(--rule); border-radius: 2px; padding: 8px 16px; box-shadow: 0 12px 28px -10px rgba(40,28,14,.35); transform: rotate(-.5deg); }
body.tweaks-hidden .tweaks { display: none; }
body.tweaks-hidden .tweaks-open { display: block; }

@media (max-width: 900px) {
  .wrap { padding: 0 24px; }
  .catalog-grid { grid-template-columns: 1fr; gap: 30px; }
}

/* ═══════════════════════════════════════════════════════════════
   DAYLIGHT — warm golden-hour reading room (bright, not flat)
   The covers are vivid; the light is honey so they glow in it.
   ═══════════════════════════════════════════════════════════════ */
body.wall-sage { --bg-1: #d6dec9; --bg-2: #a9b98d; }
body.wall-sky  { --bg-1: #ccdade; --bg-2: #9cb4c0; }
body.wall-clay { --bg-1: #eed4ba; --bg-2: #d3a981; }
body.wall-plum { --bg-1: #dbccd6; --bg-2: #b69bad; }

html { background: #b6c2a2 !important; }
body {
  background-color: var(--bg-2, #a9b98d) !important;
  background-image:
    radial-gradient(ellipse 1200px 760px at 50% -8%, rgba(255,255,255,.42), transparent 60%),
    radial-gradient(820px 560px at 84% 8%, rgba(255,255,255,.20), transparent 64%),
    linear-gradient(180deg, var(--bg-1, #d6dec9) 0%, var(--bg-2, #a9b98d) 76%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='340' height='340'><filter id='w'><feTurbulence type='fractalNoise' baseFrequency='.011 .11' numOctaves='3' seed='7'/><feColorMatrix values='0 0 0 0 .12 0 0 0 0 .07 0 0 0 0 .03 0 0 0 .5 0'/></filter><rect width='340' height='340' filter='url(%23w)'/></svg>") !important;
  background-blend-mode: soft-light, soft-light, normal, multiply !important;
  background-attachment: fixed, fixed, fixed, scroll !important;
  color: var(--ink);
}
.sunbeam { background: linear-gradient(172deg, rgba(255,255,255,.5) 0%, rgba(255,255,255,.18) 42%, transparent 92%); opacity: .58; }

/* daylight: sections use the design-system ink defaults (dark on warm) */
.topmark .wordmark { color: var(--ink); text-shadow: 0 1px 0 rgba(255,255,255,.45), 0 16px 30px rgba(184,138,46,.16); }
.topmark .topmark-sub { color: var(--brass-deep); }
.catalog { box-shadow: var(--shadow-card), 0 0 0 1px rgba(122,90,56,.25); }

/* books seat with warm shadows in the sunlit room */
.book { filter: drop-shadow(0 18px 24px rgba(40,28,14,.32)); }
.book:hover { filter: drop-shadow(0 34px 40px rgba(40,28,14,.4)) drop-shadow(0 0 20px rgba(246,216,138,.5)); }
.plank { box-shadow: 0 22px 38px -12px rgba(40,28,14,.45), inset 0 2px 0 rgba(255,255,255,.14), inset 0 -4px 8px rgba(0,0,0,.3); }
.book.pending { cursor: default; }
.book.pending .live-dot { background: var(--brass); box-shadow: 0 0 0 3px rgba(184,138,46,.22); animation: none; }