/* page-1/page-1.css — FULL UPDATED */

/**
 * Part I: Discrete Worlds Create Depth
 * Goal: Enclosed "room" with curated, irregular, puzzle-fit composition.
 * - No dead rectangles
 * - Layered surfaces (inner border = outer - gap)
 * - Placed decor: rugs, pins, glyphs
 * - Interactive artifacts: drawer, sealed note, discovery reveal, margins toggle
 */

/* ============================================================================
 * THEME-AWARE BORDER COLORS
 * ============================================================================ */

:root {
  /* Dark mode borders (default) */
  --border-subtle: rgba(255, 255, 255, 0.07);
  --border-base: rgba(255, 255, 255, 0.10);
  --border-elevated: rgba(255, 255, 255, 0.06);
  --border-dashed: rgba(255, 255, 255, 0.18);
  
  /* Accent borders */
  --border-blue: rgba(6, 158, 252, 0.26);
  --border-orange: rgba(245, 158, 11, 0.20);
  --border-orange-bright: rgba(245, 158, 11, 0.22);
  --border-orange-muted: rgba(245, 158, 11, 0.16);
  --border-purple: rgba(124, 58, 237, 0.24);
  --border-green: rgba(16, 185, 129, 0.22);
}

[data-theme="light"] {
  /* Light mode borders */
  --border-subtle: rgba(0, 0, 0, 0.08);
  --border-base: rgba(0, 0, 0, 0.12);
  --border-elevated: rgba(0, 0, 0, 0.06);
  --border-dashed: rgba(0, 0, 0, 0.15);
  
  /* Accent borders (slightly stronger in light mode) */
  --border-blue: rgba(6, 158, 252, 0.35);
  --border-orange: rgba(245, 158, 11, 0.30);
  --border-orange-bright: rgba(245, 158, 11, 0.32);
  --border-orange-muted: rgba(245, 158, 11, 0.25);
  --border-purple: rgba(124, 58, 237, 0.30);
  --border-green: rgba(16, 185, 129, 0.30);
}


/* Ensure decorative layers never eat clicks */
.world::before,
.world::after,
.world__decor,
.card::before,
.card::after,
.card__grain,
.plaque::before,
.plaque::after {
  pointer-events: none;
}

/* ============================================================================
 * WORLD (ENCLOSED ROOM)
 * ============================================================================ */

.world {
  position: relative;
  display: block;
  padding: var(--spacing-6);
  border-radius: calc(var(--radius-xl) + var(--spacing-4)); /* Outer: 16px + 16px = 32px */
  border: 1px solid var(--color-border-primary);
  background: var(--color-bg-surface);
  overflow: hidden;
}

/* Inner frame = outer - gap (Nested Radius Rule: outer = inner + gap) */
/* Outer 32px - Gap 16px = Inner 16px */
.world::before {
  content: "";
  position: absolute;
  inset: var(--spacing-4); /* Gap: 16px */
  border-radius: calc(var(--radius-xl));
  border: 1px solid var(--border-subtle);
}

/* Room lighting + vignette */
.world::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(1200px 560px at 25% 5%, rgba(6,158,252,0.12), transparent 60%),
    radial-gradient(860px 560px at 85% 40%, rgba(124,58,237,0.10), transparent 62%),
    radial-gradient(760px 540px at 25% 95%, rgba(245,158,11,0.08), transparent 65%),
    radial-gradient(1100px 700px at 50% 115%, rgba(0,0,0,0.70), transparent 55%);
  opacity: 0.80;
  mix-blend-mode: screen;
}

[data-theme="light"] .world {
  background: var(--color-bg-light-surface);
  border-color: var(--color-border-light-primary);
}

/* ============================================================================
 * PLACED DECOR (SUBTLE, CURATED)
 * ============================================================================ */

.world__decor {
  position: absolute;
  inset: 0;
  opacity: 0.85;
}

/* Tiny “wall glyphs” grid (like etched marks) */
.world__decor--glyphs {
  background-image:
    radial-gradient(circle at 10% 15%, rgba(255,255,255,0.06) 0 1px, transparent 2px),
    radial-gradient(circle at 18% 22%, rgba(255,255,255,0.05) 0 1px, transparent 2px),
    radial-gradient(circle at 88% 18%, rgba(255,255,255,0.05) 0 1px, transparent 2px),
    radial-gradient(circle at 78% 74%, rgba(255,255,255,0.05) 0 1px, transparent 2px),
    radial-gradient(circle at 58% 64%, rgba(255,255,255,0.04) 0 1px, transparent 2px);
  opacity: 0.55;
}

/* “Pins & stitches” (thin lines, like a stitched room edge) */
.world__decor--pins {
  background:
    linear-gradient(90deg, rgba(255,255,255,0.04), transparent 35%, transparent 65%, rgba(255,255,255,0.03)),
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 30%, transparent 70%, rgba(255,255,255,0.03));
  opacity: 0.30;
}

/* “Rug” soft bands beneath board area */
.world__decor--rugs {
  background:
    radial-gradient(900px 340px at 60% 38%, rgba(255,255,255,0.03), transparent 70%),
    radial-gradient(700px 280px at 70% 74%, rgba(255,255,255,0.02), transparent 70%);
  opacity: 0.65;
}

/* ============================================================================
 * CABINET (LEFT RAIL) — fills space, tactile, no dead zones
 * Nested Radius Rule: outer = inner + gap
 * ============================================================================ */

.cabinet {
  position: sticky;
  top: var(--spacing-6);
  align-self: start;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-4);
  padding: var(--spacing-4);
  border-radius: calc(var(--radius-md) + var(--spacing-4));
  border: 1px solid var(--border-base);
  background: rgba(0,0,0,0.22);
  backdrop-filter: blur(10px);
  box-shadow:
    0 18px 45px rgba(0,0,0,0.30),
    inset 0 1px 0 rgba(255,255,255,0.05);
}

/* cabinet inner edge (Nested Radius Rule: inner = outer - gap) */
.cabinet::before {
  content: "";
  position: absolute;
  inset: var(--spacing-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-elevated);
}

[data-theme="light"] .cabinet {
  background: rgba(255,255,255,0.70);
  border-color: rgba(0,0,0,0.08);
  box-shadow: 0 12px 28px rgba(0,0,0,0.10);
}

.cabinet__cap {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: var(--spacing-3);
}

.cabinet__kicker {
  font-family: var(--font-mono);
  font-size: var(--font-size-11);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  color: var(--color-text-secondary);
}

.cabinet__meta {
  display: inline-block;
  margin-top: 4px;
  font-family: var(--font-mono);
  font-size: var(--font-size-10);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  opacity: 0.7;
}

.cabinet__cap-icon {
  width: 18px;
  height: 18px;
  opacity: 0.65;
}

.specimen {
  padding: var(--spacing-4);
  border-radius: calc(var(--radius-md));
  border: 1px solid var(--border-blue);
  background: rgba(6,158,252,0.06);
}

.specimen__top {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--font-size-10);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  opacity: 0.9;
}

.specimen__name {
  margin-top: var(--spacing-2);
  font-family: var(--font-display);
  font-size: var(--font-size-16);
  color: var(--color-text-primary);
}

.specimen__desc {
  margin-top: var(--spacing-2);
  font-size: var(--font-size-13);
  line-height: 1.55;
  color: var(--color-text-secondary);
}

.cabinet__chips {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-2);
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: 8px 10px;
  border-radius: 999px;
  border: 1px solid var(--border-base);
  background: rgba(255,255,255,0.03);
  color: var(--color-text-secondary);
  font-size: var(--font-size-12);
  cursor: pointer;
  transition: transform var(--duration-slow) var(--ease-out), border-color var(--duration-slow) var(--ease-out), background var(--duration-slow) var(--ease-out);
}

.chip:hover {
  transform: translateY(-1px);
  border-color: rgba(6,158,252,0.55);
  background: rgba(6,158,252,0.05);
}

.chip:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.chip:active {
  transform: scale(0.97);
}

.chip__icon svg {
  width: 14px;
  height: 14px;
  opacity: 0.85;
}

.index {
  padding: var(--spacing-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-base);
  background: rgba(0,0,0,0.12);
}

.index__row {
  display: flex;
  justify-content: space-between;
  gap: var(--spacing-4);
  padding: 6px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.index__row:last-child { border-bottom: none; }

.index__key {
  font-family: var(--font-mono);
  font-size: var(--font-size-10);
  text-transform: uppercase;
  letter-spacing: 0.10em;
  opacity: 0.75;
}

.index__val {
  font-size: var(--font-size-12);
  color: var(--color-text-secondary);
  text-align: right;
}

.cabinet__talisman {
  margin-top: auto;
}

.talisman {
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
  padding: var(--spacing-4);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-orange-bright);
  background: rgba(245,158,11,0.05);
  color: var(--color-text-secondary);
}

.talisman__icon {
  width: 16px;
  height: 16px;
  opacity: 0.9;
}

.talisman__text {
  font-size: var(--font-size-12);
  line-height: 1.5;
}

/* ============================================================================
 * BOARD — puzzle-fit layout, no big dead rectangles
 * ============================================================================ */

.board {
  position: relative;
  z-index: 1;
  display: grid;
  gap: var(--spacing-4);
  grid-template-columns: 1fr 1fr;
  grid-template-areas:
    "a b"
    "c b"
    "c d"
    "p p";
  align-items: start;
  max-width: 1200px;
  margin: 0 auto;
}

/* Cards occupy puzzle slots */
.card--a { grid-area: a; }
.card--b { grid-area: b; }
.card--c { grid-area: c; }
.card--d { grid-area: d; }

/* ============================================================================
 * CARD — layered, tactile, with notches so they "fit"
 * Nested Radius Rule: outer radius = inner radius + gap (padding)
 * Using: 8px inner + 12px gap = 20px outer (var(--radius-xl))
 * ============================================================================ */

.card {
  position: relative;
  padding: var(--spacing-3);
  border-radius: calc(var(--radius-xl) - var(--spacing-2));
  border: 1px solid var(--border-base);
  background: rgba(0,0,0,0.18);
  backdrop-filter: blur(10px);
  box-shadow:
    0 14px 38px rgba(0,0,0,0.25),
    inset 0 1px 0 rgba(255,255,255,0.05);
  overflow: hidden;
  transition: transform var(--duration-slow) var(--ease-out), box-shadow var(--duration-slow) var(--ease-out), border-color var(--duration-slow) var(--ease-out);
}

.card:active {
  transform: scale(0.99);
}

/* Inner border layer (Nested Radius Rule: inner = outer - gap) */
/* Outer 8px (14px) - Gap 12px = Inner cannot be negative, use minimal */
.card::before {
  content: "";
  position: absolute;
  inset: var(--spacing-3); /* Gap: 12px */
  border-radius: calc(var(--radius-xl) - var(--spacing-2) - var(--spacing-3)); /* 16px - 8px - 12px = -4px → rounds to ~0 */
  border: 1px solid var(--border-elevated);
}

/* Soft sheen */
.card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background:
    radial-gradient(520px 260px at 20% 10%, rgba(255,255,255,0.05), transparent 60%),
    linear-gradient(180deg, rgba(255,255,255,0.03), transparent 40%);
  opacity: 0.9;
}

.card:hover {
  transform: translateY(-1px);
  border-color: rgba(6,158,252,0.45);
  box-shadow:
    0 18px 48px rgba(0,0,0,0.32),
    0 0 0 1px rgba(6,158,252,0.25),
    inset 0 1px 0 rgba(255,255,255,0.06);
}

.card__hdr {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--spacing-3);
  margin-bottom: var(--spacing-4);
}

.card__hdr-left {
  display: flex;
  align-items: center;
  gap: var(--spacing-3);
}

.card__sigil {
  width: 30px;
  height: 30px;
  border-radius: var(--radius-sm);
  display: grid;
  place-items: center;
  border: 1px solid var(--border-base);
  background: rgba(255,255,255,0.03);
}

.card__sigil svg {
  width: 16px;
  height: 16px;
  opacity: 0.90;
}

.card__title {
  font-family: var(--font-display);
  font-size: var(--font-size-20);
  font-weight: var(--font-weight-semibold);
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.card__badge {
  font-family: var(--font-mono);
  font-size: var(--font-size-11);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  opacity: 0.70;
}

.card__body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  gap: var(--spacing-3);
  padding-left: var(--spacing-4);
}

.card__body p {
  font-size: var(--font-size-16);
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.card__emph {
  font-style: italic;
  color: var(--color-text-primary);
  padding-left: var(--spacing-4);
  border-left: 2px solid rgba(6,158,252,0.70);
}

/* ============================================================================
 * MARGIN NOTE (toggleable) — Nested Radius Rule: inner = outer - gap
 * Card outer: var(--radius-xl), Card padding: var(--spacing-3)
 * Inner elements: calc(var(--radius-xl) - var(--spacing-3)) = 8px
 * ============================================================================ */

.margin-note {
  position: relative;
  z-index: 1;
  margin-top: var(--spacing-4);
  padding: var(--spacing-4);
  border-radius: calc(var(--radius-xl) - var(--spacing-3));
  border: 1px dashed var(--border-dashed);
  background: rgba(0,0,0,0.10);
  color: var(--color-text-secondary);
  display: flex;
  align-items: center;
  gap: var(--spacing-2);
}

.margin-note__pin {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.margin-note__pin svg {
  width: 14px;
  height: 14px;
  opacity: 0.85;
}

.margin-note p {
  margin: 0;
}

.margin-note.is-hidden { display: none; }

/* ============================================================================
 * DISCOVERY (hover + tap) — Nested Radius Rule: inner = outer - gap
 * ============================================================================ */

.discovery {
  position: relative;
  z-index: 1;
  margin-top: var(--spacing-4);
  padding: var(--spacing-4);
  border-radius: calc(var(--radius-xl) - var(--spacing-3));
  border: 1px solid var(--border-orange);
  background: rgba(245,158,11,0.05);
  opacity: 0.45;
  transition: opacity var(--duration-slow) var(--ease-out), border-color var(--duration-slow) var(--ease-out);
}

.discovery__dot {
  position: absolute;
  top: -7px;
  right: var(--spacing-4);
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(245,158,11,0.75);
  box-shadow: 0 0 0 4px rgba(245,158,11,0.15);
}

.discovery.is-revealed {
  opacity: 1;
  border-color: rgba(245,158,11,0.38);
}

.discovery__content p {
  font-size: var(--font-size-13);
  line-height: 1.6;
  color: var(--color-text-secondary);
}

.discovery__content em {
  color: rgba(245,158,11,0.90);
  font-style: italic;
}

/* ============================================================================
 * SEALED NOTE (toggle) — Nested Radius Rule: inner = outer - gap
 * ============================================================================ */

.sealed {
  width: 100%;
  position: relative;
  z-index: 1;
  margin-top: var(--spacing-3);
  padding: var(--spacing-3) var(--spacing-4);
  border-radius: calc(var(--radius-xl) - var(--spacing-3));
  border: 1px solid var(--border-orange-bright);
  background: rgba(245,158,11,0.04);
  color: var(--color-text-secondary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.sealed__left { display: inline-flex; align-items: center; gap: var(--spacing-3); }

.sealed__seal {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(245,158,11,0.78);
  box-shadow: 0 0 0 4px rgba(245,158,11,0.14);
}

.sealed__label {
  font-family: var(--font-mono);
  font-size: var(--font-size-11);
  letter-spacing: 0.10em;
  text-transform: uppercase;
}

.sealed__hint { font-size: var(--font-size-12); opacity: 0.8; }

.sealed__content {
  position: relative;
  z-index: 1;
  display: none;
  margin-top: var(--spacing-3);
  padding: var(--spacing-4);
  border-radius: calc(var(--radius-xl) - var(--spacing-3));
  border: 1px solid var(--border-orange-muted);
  background: rgba(0,0,0,0.14);
}

.sealed__content.is-open { display: block; }

/* ============================================================================
 * EXHIBIT (artifact label) — Nested Radius Rule: inner = outer - gap
 * ============================================================================ */

.exhibit {
  position: relative;
  z-index: 1;
  margin-top: var(--spacing-4);
  padding: var(--spacing-4);
  border-radius: calc(var(--radius-xl) - var(--spacing-3));
  border: 1px solid var(--border-purple);
  background: rgba(124,58,237,0.06);
}

.exhibit__top {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: var(--font-size-10);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  opacity: 0.9;
}

.exhibit__name {
  margin-top: var(--spacing-2);
  font-family: var(--font-display);
  font-size: var(--font-size-16);
  color: var(--color-text-primary);
}

.exhibit__desc {
  margin: var(--spacing-2) 0;
  font-size: var(--font-size-16);
  line-height: 1.6;
  color: var(--color-text-secondary);
  padding-bottom: var(--spacing-2);
  position: relative;
}

.exhibit__desc::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    to right,
    rgba(139, 92, 246, 0.7) 0%,
    rgba(139, 92, 246, 0.6) 10%,
    rgba(166, 116, 208, 0.5) 40%,
    rgba(192, 141, 169, 0.4) 50%,
    rgba(219, 165, 131, 0.3) 60%,
    rgba(246, 190, 92, 0.2) 70%,
    transparent 80%
  );
  border-radius: 2px;
}

/* ============================================================================
 * DRAWER (toggle) — Nested Radius Rule: inner = outer - gap
 * ============================================================================ */

.drawer {
  position: relative;
  z-index: 1;
  margin-top: var(--spacing-4);
  border-radius: calc(var(--radius-xl) - var(--spacing-3));
  border: 1px solid var(--border-green);
  background: rgba(16,185,129,0.05);
  overflow: hidden;
}

.drawer__lid {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-4);
  cursor: pointer;
  user-select: none;
  border-radius: calc(var(--radius-xl) - var(--spacing-3));
}

.drawer__lid:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}

.drawer.is-open .drawer__lid {
  border-radius: calc(var(--radius-xl) - var(--spacing-3)) calc(var(--radius-xl) - var(--spacing-3)) 0 0;
}

.drawer__title {
  font-family: var(--font-mono);
  font-size: var(--font-size-11);
  letter-spacing: 0.10em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.drawer__hint {
  font-size: var(--font-size-12);
  opacity: 0.75;
}

.drawer__body {
  display: none;
  padding: var(--spacing-4);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-radius: 0 0 calc(var(--radius-xl) - var(--spacing-3)) calc(var(--radius-xl) - var(--spacing-3));
}

.drawer.is-open .drawer__body { display: block; }

/* ============================================================================
 * PLAQUE (closing) — fills the final puzzle slot
 * Matches card styling for visual consistency with the board
 * Nested Radius Rule: outer radius - padding = inner radius
 * ============================================================================ */

.plaque {
  grid-area: p;
  position: relative;
  padding: var(--spacing-3); /* Gap: 12px (matches cards) */
  border-radius: calc(var(--radius-xl) - var(--spacing-2)); /* Outer: 16px - 8px = 8px (matches cards) */
  border: 1px solid var(--border-subtle);
  background: rgba(0,0,0,0.12);
  overflow: hidden;
}

/* Inner frame: outer 8px - gap 12px = negative, clamps to minimal radius */
.plaque::before {
  content: "";
  position: absolute;
  inset: var(--spacing-3); /* Gap: 12px */
  border-radius: calc(var(--radius-xl) - var(--spacing-2) - var(--spacing-3)); /* 16px - 8px - 12px = -4px → ~0 */
  border: 1px solid var(--border-elevated);
}

.plaque__inner {
  position: relative;
  z-index: 1;
  text-align: center;
  display: grid;
  gap: var(--spacing-3);
}

.plaque__inner p {
  font-family: var(--font-display);
  font-size: var(--font-size-18);
  color: var(--color-text-primary);
  line-height: 1.55;
  margin: 0;
  opacity: 0.92;
}

/* ============================================================================
 * RESPONSIVE
 * ============================================================================ */

@media (max-width: 900px) {
  .world {
    grid-template-columns: 1fr;
  }
  .cabinet {
    position: relative;
    top: 0;
  }
  .board {
    grid-template-columns: 1fr;
    grid-template-areas:
      "a"
      "b"
      "c"
      "d"
      "p";
  }
}

/* ============================================================================
 * LIGHT THEME ADJUSTMENTS
 * ============================================================================ */

[data-theme="light"] .card,
[data-theme="light"] .plaque {
  background: rgba(255,255,255,0.70);
  border-color: rgba(0,0,0,0.08);
  box-shadow: 0 10px 24px rgba(0,0,0,0.08);
}

[data-theme="light"] .card__body p,
[data-theme="light"] .specimen__desc,
[data-theme="light"] .index__val,
[data-theme="light"] .talisman,
[data-theme="light"] .discovery__content p,
[data-theme="light"] .exhibit__desc {
  color: var(--color-text-light-secondary);
}

[data-theme="light"] .card__emph,
[data-theme="light"] .plaque__inner p,
[data-theme="light"] .specimen__name,
[data-theme="light"] .exhibit__name {
  color: var(--color-text-light-primary);
}