/* ===========================================================================
 * Birthday site for Ren — custom styles on top of Tailwind + Kaiwa tokens
 * ========================================================================= */
@import url('tokens.css');
@import url('https://fonts.googleapis.com/css2?family=Special+Elite&family=Caveat:wght@400..700&family=Homemade+Apple&display=swap');

/* ---- Palette extensions (warm cream + ink + terracotta + moss) ---- */
:root {
  --ink: oklch(20% 0.02 50);
  --cream: oklch(98% 0.016 73.684);
  --cream-deep: oklch(95% 0.038 75.164);
  --cream-deeper: oklch(91% 0.05 78);
  --paper-shadow: oklch(40% 0.123 38.172 / 0.08);
  --terracotta: oklch(58% 0.13 38);
  --moss: oklch(43% 0.095 152.535);
  --sharpie: oklch(28% 0.04 30);
  --pencil: oklch(30% 0.01 60 / 0.6);
  --candle-wax: oklch(96% 0.015 80);
  --flame: oklch(78% 0.18 70);
  --flame-core: oklch(95% 0.16 90);
  --washi: oklch(82% 0.12 50 / 0.7);
  --postit: oklch(94% 0.12 95);

  --font-typewriter: 'Special Elite', 'Courier Prime', ui-monospace, monospace;
  --font-hand: 'Caveat', 'Homemade Apple', cursive;
  --font-display: var(--font-serif);
}

html, body {
  background: var(--cream);
  color: var(--ink);
  font-family: var(--font-typewriter);
  letter-spacing: 0.01em;
  cursor: none;
}
/* show real cursor only where typing matters */
input, textarea { cursor: text; }

/* ---- Paper grain overlay (SVG turbulence, very subtle) ---- */
.paper-grain::before {
  content: '';
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 100;
  opacity: 0.14;
  mix-blend-mode: multiply;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='200' height='200'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='1' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.25  0 0 0 0 0.18  0 0 0 0 0.14  0 0 0 0.35 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  /* render once on the GPU instead of compositing each scroll */
  will-change: transform;
}

/* ===========================================================================
 * ENTRY SCREEN — typewriter, password card, candles-as-loader
 * ========================================================================= */
.entry-screen {
  position: fixed; inset: 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 3rem;
  background: var(--cream);
  transition: opacity 1200ms var(--ease-out-quart), transform 1200ms var(--ease-out-quart);
}
.entry-screen.gone {
  opacity: 0;
  pointer-events: none;
  transform: scale(1.04);
}

.typewriter-line {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2rem, 5vw, 4.5rem);
  letter-spacing: -0.02em;
  font-variation-settings: 'opsz' 144, 'SOFT' 60;
  color: var(--ink);
  white-space: nowrap;
  min-height: 1.2em;
}
.typewriter-caret {
  display: inline-block;
  width: 0.06em;
  height: 0.95em;
  vertical-align: -0.15em;
  background: var(--ink);
  margin-left: 0.06em;
  animation: caret-blink 1.05s steps(1) infinite;
}
@keyframes caret-blink { 50% { opacity: 0; } }

.eyebrow-mini {
  font-family: var(--font-sans);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.32em;
  font-size: 0.7rem;
  color: var(--ink);
  opacity: 0.55;
}

/* Password card — looks like a leather notebook page */
.password-card {
  background: var(--cream-deep);
  padding: 2.25rem 2.5rem 2rem;
  border-radius: 4px;
  box-shadow:
    0 1px 0 oklch(40% 0.12 38 / 0.06) inset,
    0 30px 60px -20px var(--paper-shadow),
    0 10px 24px -10px var(--paper-shadow);
  width: min(420px, 92vw);
  position: relative;
  transform: rotate(-0.6deg);
}
.password-card::before {
  /* paper torn top edge */
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 4px;
  pointer-events: none;
  background:
    repeating-linear-gradient(
      90deg,
      transparent 0 22px,
      oklch(40% 0.12 38 / 0.04) 22px 22.5px
    );
  opacity: 0.6;
}
.password-card .ruled-line {
  height: 1px;
  background: oklch(40% 0.12 38 / 0.12);
  margin: 1rem 0;
}

.date-inputs {
  display: grid;
  grid-template-columns: 1fr 1fr 1.4fr;
  gap: 0.75rem;
  align-items: end;
}
.date-input-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}
.date-input-wrap label {
  font-family: var(--font-typewriter);
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.55;
}
.date-input {
  width: 100%;
  background: transparent;
  border: none;
  border-bottom: 1.5px solid oklch(40% 0.12 38 / 0.4);
  font-family: var(--font-typewriter);
  font-size: 1.6rem;
  text-align: center;
  color: var(--ink);
  padding: 0.25rem 0;
  letter-spacing: 0.12em;
  outline: none;
  transition: border-color 200ms;
}
.date-input:focus {
  border-bottom-color: var(--ink);
}
.date-input::placeholder { color: oklch(40% 0.12 38 / 0.3); }

.submit-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 1.5rem;
}
.submit-btn {
  font-family: var(--font-typewriter);
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding: 0.6rem 1.2rem;
  background: var(--ink);
  color: var(--cream);
  border: none;
  border-radius: 2px;
  transition: transform 200ms, box-shadow 200ms;
  box-shadow: 0 4px 0 oklch(20% 0.02 50 / 0.15);
}
.submit-btn:hover { transform: translateY(-1px); box-shadow: 0 6px 0 oklch(20% 0.02 50 / 0.15); }
.submit-btn:active { transform: translateY(2px); box-shadow: 0 1px 0 oklch(20% 0.02 50 / 0.15); }

.hint-text {
  font-family: var(--font-hand);
  font-size: 1.15rem;
  color: var(--sharpie);
  opacity: 0.7;
  transform: rotate(-1.5deg);
}
.error-shake { animation: shake 360ms var(--ease-out-quart); }
@keyframes shake {
  0%, 100% { transform: translateX(0) rotate(-0.6deg); }
  25% { transform: translateX(-8px) rotate(-0.6deg); }
  75% { transform: translateX(8px) rotate(-0.6deg); }
}

/* ---- Candle loader (the 30 candles light one by one) ---- */
.candle-stage {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 700ms var(--ease-out-quart), transform 700ms var(--ease-out-quart);
}
.candle-stage.visible { opacity: 1; transform: none; }

.candles-row {
  display: grid;
  grid-template-columns: repeat(15, 1fr);
  gap: 0.45rem;
  width: min(640px, 92vw);
  align-items: end;
}
.candle {
  position: relative;
  width: 100%;
  aspect-ratio: 1 / 5.5;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
}
.candle .wax {
  width: 70%;
  height: 100%;
  background:
    linear-gradient(
      to right,
      oklch(94% 0.02 70) 0%,
      oklch(98% 0.015 80) 30%,
      oklch(94% 0.02 70) 65%,
      oklch(88% 0.025 65) 100%
    );
  border-radius: 1px;
  box-shadow:
    inset 0 -2px 4px oklch(40% 0.06 50 / 0.2),
    inset 0 1px 0 oklch(100% 0 0 / 0.6);
}
.candle .wick {
  position: absolute;
  top: -2px;
  left: 50%;
  transform: translateX(-50%);
  width: 1.5px;
  height: 6px;
  background: oklch(20% 0.02 40);
  border-radius: 1px;
  z-index: 1;
}
.candle .flame {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%) scale(0);
  width: 8px;
  height: 14px;
  border-radius: 50% 50% 45% 45% / 60% 60% 40% 40%;
  background:
    radial-gradient(
      ellipse at 50% 70%,
      var(--flame-core) 0%,
      var(--flame) 40%,
      oklch(60% 0.18 40 / 0.8) 75%,
      transparent 100%
    );
  filter: blur(0.3px);
  box-shadow:
    0 0 8px oklch(80% 0.18 70 / 0.6),
    0 0 18px oklch(78% 0.18 50 / 0.4),
    0 0 32px oklch(75% 0.18 40 / 0.2);
  transform-origin: bottom center;
  transition: transform 220ms var(--ease-out-quart);
  z-index: 2;
}
.candle.lit .flame {
  transform: translateX(-50%) scale(1);
  animation: flicker 1.4s ease-in-out infinite alternate;
}
@keyframes flicker {
  0%   { transform: translateX(-50%) scale(1, 1) rotate(-1.5deg); }
  50%  { transform: translateX(-50%) scale(1.05, 0.95) rotate(1.5deg); }
  100% { transform: translateX(-50%) scale(0.97, 1.04) rotate(-0.8deg); }
}

.cake-board {
  height: 14px;
  width: min(680px, 96vw);
  background:
    linear-gradient(to bottom,
      oklch(40% 0.12 38 / 0.95) 0%,
      oklch(35% 0.10 35 / 0.95) 100%);
  border-radius: 2px;
  box-shadow:
    0 12px 30px -10px oklch(40% 0.123 38.172 / 0.4),
    inset 0 1px 0 oklch(100% 0 0 / 0.08);
  position: relative;
  margin-top: -2px;
}
.cake-board::after {
  content: '';
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 40px;
  background: radial-gradient(ellipse, oklch(40% 0.123 38.172 / 0.18), transparent 70%);
  border-radius: 50%;
  filter: blur(8px);
}

.loader-label {
  font-family: var(--font-typewriter);
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.55;
}
.loader-label .count { font-variant-numeric: tabular-nums; }

/* ===========================================================================
 * MAIN COLLAGE
 * ========================================================================= */
.site-wrap {
  position: relative;
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 1200ms var(--ease-out-quart), transform 1200ms var(--ease-out-quart);
}
.site-wrap.entering { opacity: 1; transform: none; }

/* Sticky audio + theme toggle in top right */
.controls {
  position: fixed;
  top: 1.25rem;
  right: 1.25rem;
  z-index: 60;
  display: flex;
  gap: 0.5rem;
  align-items: center;
  background: oklch(98% 0.016 73.684 / 0.85);
  backdrop-filter: blur(10px);
  padding: 0.5rem 0.6rem;
  border-radius: 999px;
  box-shadow: 0 4px 16px -4px var(--paper-shadow);
}
.control-btn {
  height: 36px;
  padding: 0 10px;
  border-radius: 999px;
  display: flex; align-items: center; gap: 5px;
  background: transparent;
  border: none;
  color: var(--ink);
  opacity: 0.75;
  transition: opacity 200ms, background 200ms, color 200ms, box-shadow 200ms;
  cursor: pointer;
}
.control-btn:hover { opacity: 1; background: oklch(40% 0.123 38 / 0.06); }
.control-btn.active {
  opacity: 1;
  background: var(--terracotta);
  color: #fff;
  box-shadow: 0 0 0 3px oklch(55% 0.18 38 / 0.25);
  animation: audio-pulse 2.4s ease-in-out infinite;
}
@keyframes audio-pulse {
  0%, 100% { box-shadow: 0 0 0 3px oklch(55% 0.18 38 / 0.25); }
  50%       { box-shadow: 0 0 0 6px oklch(55% 0.18 38 / 0.08); }
}

.audio-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--cream);
  padding: 0.5rem;
  border-radius: 8px;
  box-shadow: 0 12px 32px -8px var(--paper-shadow);
  display: none;
  min-width: 180px;
}
.audio-menu.open { display: block; }
.audio-menu button {
  width: 100%;
  text-align: left;
  padding: 0.6rem 0.8rem;
  font-family: var(--font-typewriter);
  font-size: 0.8rem;
  background: transparent;
  border: none;
  border-radius: 4px;
  color: var(--ink);
  display: flex; align-items: center; gap: 0.5rem;
}
.audio-menu button:hover { background: oklch(40% 0.123 38 / 0.06); }
.audio-menu button.active { background: oklch(40% 0.123 38 / 0.1); }
.audio-menu button .dot {
  width: 8px; height: 8px; border-radius: 999px; background: var(--ink); opacity: 0.3;
}
.audio-menu button.active .dot { opacity: 1; background: var(--terracotta); }

/* Title strip */
.title-strip {
  padding: 6rem 1.5rem 4rem;
  text-align: center;
  position: relative;
}
.title-display {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(3rem, 9vw, 7rem);
  letter-spacing: -0.025em;
  line-height: 0.96;
  font-variation-settings: 'opsz' 144, 'SOFT' 60;
  color: var(--ink);
}
.title-display .accent {
  font-style: italic;
  color: var(--terracotta);
}
.title-meta {
  margin-top: 1.5rem;
  font-family: var(--font-typewriter);
  font-size: 0.85rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  opacity: 0.55;
}

/* Chapter container */
.chapter {
  position: relative;
  padding: 6rem 1.5rem 8rem;
}
.chapter--alt { background: oklch(96% 0.022 75 / 0.6); }

.chapter-head {
  max-width: 720px;
  margin: 0 auto 4rem;
  text-align: center;
  position: relative;
}
.chapter-num {
  font-family: var(--font-display);
  font-style: italic;
  font-weight: 300;
  font-size: 5rem;
  color: var(--terracotta);
  opacity: 0.5;
  line-height: 1;
  letter-spacing: -0.04em;
}
.chapter-title {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: clamp(2.5rem, 5vw, 4rem);
  letter-spacing: -0.02em;
  line-height: 1.05;
  margin-top: -1rem;
  font-variation-settings: 'opsz' 144, 'SOFT' 60;
}
.chapter-eyebrow {
  font-family: var(--font-typewriter);
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 1.5rem;
}
.chapter-blurb {
  margin-top: 1.5rem;
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;
  font-size: 1.2rem;
  line-height: 1.55;
  color: oklch(35% 0.05 40);
  max-width: 560px;
  margin-inline: auto;
  text-wrap: pretty;
}

/* Polaroid grid — chaotic but bounded */
.polaroid-grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 2rem 1.5rem;
  max-width: 1240px;
  margin: 0 auto;
  position: relative;
}
@media (max-width: 900px) {
  .polaroid-grid { grid-template-columns: repeat(6, 1fr); gap: 2.5rem 1rem; }
}
@media (max-width: 560px) {
  .polaroid-grid { grid-template-columns: repeat(2, 1fr); gap: 3rem 0.5rem; }
}

/* Polaroid */
.polaroid {
  --rot: 0deg;
  --lift: 0px;
  background: var(--cream);
  padding: 14px 14px 56px;
  box-shadow:
    0 1px 2px oklch(40% 0.12 38 / 0.12),
    0 14px 28px -14px var(--paper-shadow),
    0 4px 10px -4px var(--paper-shadow);
  border-radius: 2px;
  transform: rotate(var(--rot)) translateY(var(--lift));
  transition: transform 360ms var(--ease-out-quart);
  position: relative;
  display: block;
  text-align: left;
  border: none;
  font-family: inherit;
  will-change: transform;
}
.polaroid:hover {
  --lift: -8px;
  z-index: 5;
}
.polaroid:focus-visible { outline: 2px solid var(--terracotta); outline-offset: 4px; }
.polaroid .photo {
  width: 100%;
  aspect-ratio: 1 / 1;
  background: linear-gradient(135deg, oklch(60% 0.08 50), oklch(45% 0.06 30));
  background-size: cover;
  background-position: center;
  filter: saturate(0.85) contrast(0.95) sepia(0.12);
  display: block;
}
.polaroid .caption {
  font-family: var(--font-hand);
  font-size: 1.4rem;
  font-weight: 500;
  color: var(--sharpie);
  margin-top: 10px;
  line-height: 1.1;
  text-align: center;
  transform: rotate(-1.5deg);
  text-wrap: balance;
}
.polaroid .caption.small {
  font-size: 1.1rem;
  font-family: var(--font-typewriter);
  letter-spacing: 0.02em;
}
.polaroid .date-stamp {
  position: absolute;
  bottom: 22px;
  right: 18px;
  font-family: var(--font-typewriter);
  font-size: 0.65rem;
  letter-spacing: 0.1em;
  color: oklch(50% 0.05 40);
  opacity: 0.55;
  transform: rotate(0.5deg);
}

/* Polaroid spans (some bigger, some smaller, for scrapbook rhythm) */
.polaroid.size-sm   { grid-column: span 3; }
.polaroid.size-md   { grid-column: span 4; }
.polaroid.size-lg   { grid-column: span 5; }
.polaroid.size-tall { grid-column: span 3; }
.polaroid.size-tall .photo { aspect-ratio: 3 / 4; }
.polaroid.size-wide { grid-column: span 6; }
.polaroid.size-wide .photo { aspect-ratio: 4 / 3; }
.polaroid.size-full { grid-column: span 12; }
.polaroid.size-full .photo { aspect-ratio: 4 / 3; }

@media (max-width: 900px) {
  .polaroid.size-sm   { grid-column: span 3; }
  .polaroid.size-md   { grid-column: span 3; }
  .polaroid.size-lg   { grid-column: span 6; }
  .polaroid.size-tall { grid-column: span 3; }
  .polaroid.size-wide { grid-column: span 6; }
  .polaroid.size-full { grid-column: span 6; }
}
@media (max-width: 560px) {
  .polaroid,
  .polaroid.size-sm, .polaroid.size-md, .polaroid.size-lg,
  .polaroid.size-tall, .polaroid.size-wide, .polaroid.size-full { grid-column: span 2; }
}

/* Sharpie & decoration overlays */
.deco-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.deco-layer svg {
  position: absolute;
  overflow: visible;
}
.scribble-stroke {
  stroke: var(--sharpie);
  fill: none;
  stroke-linecap: round;
  stroke-linejoin: round;
}
.scribble-stroke.heart { stroke: var(--terracotta); }
.scribble-note {
  font-family: var(--font-hand);
  font-size: 1.05rem;
  fill: var(--sharpie);
  font-weight: 500;
}

/* Post-it */
.postit {
  position: absolute;
  width: 92px;
  height: 92px;
  background: var(--postit);
  font-family: var(--font-hand);
  font-size: 1rem;
  color: var(--sharpie);
  padding: 0.7rem 0.6rem;
  line-height: 1.15;
  box-shadow:
    0 6px 14px -6px oklch(40% 0.12 38 / 0.3),
    inset 0 1px 0 oklch(100% 0 0 / 0.4);
  pointer-events: none;
  text-align: center;
}
.postit::before {
  /* tape strip */
  content: '';
  position: absolute;
  top: -8px; left: 50%;
  transform: translateX(-50%) rotate(2deg);
  width: 42px; height: 16px;
  background: var(--washi);
  opacity: 0.9;
  box-shadow: 0 1px 2px oklch(40% 0.12 38 / 0.2);
}

/* Washi tape */
.tape {
  position: absolute;
  width: 70px; height: 22px;
  background:
    repeating-linear-gradient(45deg,
      oklch(82% 0.12 50 / 0.65) 0 6px,
      oklch(78% 0.13 45 / 0.75) 6px 12px);
  box-shadow: 0 1px 2px oklch(40% 0.12 38 / 0.18);
  pointer-events: none;
}
.tape::before, .tape::after {
  content: '';
  position: absolute;
  width: 6px; height: 100%;
  top: 0;
  background: var(--cream);
  clip-path: polygon(0 0, 100% 30%, 100% 70%, 0 100%);
}
.tape::before { left: -1px; }
.tape::after { right: -1px; transform: scaleX(-1); }

/* Paperclip */
.clip {
  position: absolute;
  width: 26px; height: 56px;
  pointer-events: none;
  top: -16px;
  left: 50%;
  transform: translateX(-50%) rotate(-6deg);
}

/* ===========================================================================
 * SPEECH BUBBLES — quotes that float up as you scroll
 * ========================================================================= */
.bubble-layer {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 40;
  overflow: hidden;
}
.bubble {
  position: absolute;
  background: var(--cream);
  border: 1.5px solid var(--ink);
  border-radius: 18px;
  padding: 0.7rem 1rem;
  font-family: var(--font-hand);
  font-size: 1.05rem;
  color: var(--ink);
  line-height: 1.2;
  max-width: 260px;
  box-shadow: 4px 4px 0 var(--ink);
  opacity: 0;
  transform: translateY(40px);
  transition:
    opacity 800ms var(--ease-out-quart),
    transform 1600ms var(--ease-out-quart);
  text-wrap: pretty;
}
.bubble::after {
  content: '';
  position: absolute;
  bottom: -10px;
  left: 26px;
  width: 16px; height: 16px;
  background: var(--cream);
  border-right: 1.5px solid var(--ink);
  border-bottom: 1.5px solid var(--ink);
  transform: rotate(45deg);
  box-shadow: 2px 2px 0 var(--ink);
}
.bubble.right::after { left: auto; right: 26px; }
.bubble .who {
  display: block;
  margin-top: 0.4rem;
  font-family: var(--font-typewriter);
  font-size: 0.65rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.55;
}
.bubble.float-in {
  opacity: 1;
  transform: translateY(-30px);
}

/* ===========================================================================
 * MESSAGE MODAL — opens when tapping a polaroid
 * ========================================================================= */
.modal-backdrop {
  position: fixed; inset: 0;
  z-index: 70;
  background: oklch(20% 0.02 50 / 0.55);
  backdrop-filter: blur(6px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  transition: opacity 360ms var(--ease-out-quart);
}
.modal-backdrop.open { display: flex; opacity: 1; }

.message-card {
  background: var(--cream);
  width: min(560px, 96vw);
  padding: 2rem 2rem 2.25rem;
  border-radius: 4px;
  box-shadow: 0 40px 80px -20px oklch(20% 0.02 50 / 0.5);
  transform: scale(0.94) rotate(-1deg);
  transition: transform 480ms var(--ease-out-expo);
  position: relative;
  max-height: 90vh;
  overflow-y: auto;
}
.message-card.has-photo { width: min(640px, 96vw); padding-top: 0; }
.modal-backdrop.open .message-card { transform: scale(1) rotate(-0.6deg); }
.modal-photo {
  width: calc(100% + 4rem);
  margin: 0 -2rem 1.75rem;
  aspect-ratio: 3 / 2;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  border-radius: 4px 4px 0 0;
}
.message-card .from {
  font-family: var(--font-typewriter);
  font-size: 0.7rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 0.5rem;
}
.message-card .name {
  font-family: var(--font-display);
  font-weight: 300;
  font-size: 1.85rem;
  line-height: 1.05;
  font-variation-settings: 'opsz' 96, 'SOFT' 50;
  margin-bottom: 1rem;
}
.message-card .body-text {
  font-family: var(--font-typewriter);
  font-size: 1.02rem;
  line-height: 1.55;
  color: oklch(28% 0.05 40);
  text-wrap: pretty;
}
.message-card .body-text p + p { margin-top: 0.85rem; }
.message-card .sign-off {
  margin-top: 1.5rem;
  font-family: var(--font-hand);
  font-size: 1.6rem;
  color: var(--sharpie);
  transform: rotate(-2deg);
  display: inline-block;
}
.modal-close {
  position: absolute;
  top: 12px; right: 12px;
  width: 32px; height: 32px;
  border-radius: 999px;
  background: transparent;
  border: none;
  font-family: var(--font-typewriter);
  color: var(--ink);
  opacity: 0.5;
}
.modal-close:hover { opacity: 1; }

/* ===========================================================================
 * PAGE-CORNER TURN between chapters
 * ========================================================================= */
.page-corner {
  position: absolute;
  bottom: 0; right: 0;
  width: 80px; height: 80px;
  cursor: none;
  z-index: 6;
  pointer-events: auto;
}
.page-corner::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, transparent 50%, var(--cream-deep) 50%);
  box-shadow:
    -4px -4px 8px -2px oklch(40% 0.12 38 / 0.18);
  transition: transform 500ms var(--ease-out-quart), filter 500ms;
  transform-origin: bottom right;
}
.page-corner:hover::before {
  transform: scale(1.18) rotate(-2deg);
  filter: brightness(0.96);
}
.page-corner::after {
  content: '↗';
  position: absolute;
  bottom: 18px; right: 18px;
  font-family: var(--font-typewriter);
  font-size: 0.8rem;
  color: var(--sharpie);
  opacity: 0.4;
}

/* ===========================================================================
 * ENDING — letter + signed polaroid + guestbook
 * ========================================================================= */
.ending {
  padding: 8rem 1.5rem 6rem;
  background:
    radial-gradient(ellipse at 20% 0%, oklch(94% 0.08 70 / 0.35), transparent 60%),
    radial-gradient(ellipse at 80% 100%, oklch(94% 0.06 50 / 0.3), transparent 65%),
    var(--cream);
}
.ending-inner {
  max-width: 820px;
  margin: 0 auto;
}
.ending-polaroid {
  width: min(440px, 92vw);
  margin: 0 auto 5rem;
  --rot: -2deg;
}
.ending-polaroid .photo { aspect-ratio: 4 / 5; }
.ending-polaroid .caption { font-size: 1.7rem; }

.letter {
  background: var(--cream-deep);
  padding: 3.5rem 3rem;
  border-radius: 2px;
  box-shadow: 0 30px 60px -25px var(--paper-shadow);
  position: relative;
  transform: rotate(0.3deg);
  background-image:
    repeating-linear-gradient(
      transparent 0 1.7rem,
      oklch(40% 0.12 38 / 0.06) 1.7rem 1.71rem
    );
  margin-bottom: 6rem;
}
.letter .from-stamp {
  font-family: var(--font-typewriter);
  font-size: 0.7rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 1.5rem;
}
.letter h2 {
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;
  font-size: clamp(1.8rem, 3.5vw, 2.5rem);
  letter-spacing: -0.015em;
  margin-bottom: 1.5rem;
  font-variation-settings: 'opsz' 120, 'SOFT' 60;
  line-height: 1.1;
}
.letter p {
  font-family: var(--font-typewriter);
  font-size: 1.02rem;
  line-height: 1.7;
  margin-bottom: 1.2rem;
  color: oklch(28% 0.05 40);
  text-wrap: pretty;
}
.letter .signature {
  font-family: var(--font-hand);
  font-size: 2.4rem;
  color: var(--sharpie);
  transform: rotate(-3deg);
  display: inline-block;
  margin-top: 1rem;
}

.guestbook {
  text-align: center;
}
.guestbook h3 {
  font-family: var(--font-display);
  font-weight: 300;
  font-style: italic;
  font-size: 2rem;
  margin-bottom: 0.5rem;
}
.guestbook .sub {
  font-family: var(--font-typewriter);
  font-size: 0.78rem;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 3rem;
}
.signatures {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1.5rem 2rem;
  max-width: 820px;
  margin: 0 auto;
}
.sig {
  font-family: var(--font-hand);
  font-size: 1.6rem;
  color: var(--sharpie);
  text-align: center;
  line-height: 1;
}
.sig:nth-child(2n) { transform: rotate(-2deg); }
.sig:nth-child(3n) { transform: rotate(1.5deg); color: var(--terracotta); }
.sig:nth-child(5n) { transform: rotate(-0.8deg); font-size: 1.85rem; }
.sig:nth-child(7n) { transform: rotate(2.4deg); }

.footer-final {
  margin-top: 6rem;
  text-align: center;
  font-family: var(--font-typewriter);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.45;
}

/* ===========================================================================
 * PENCIL TRAIL canvas
 * ========================================================================= */
#pencil-canvas {
  position: fixed; inset: 0;
  pointer-events: none;
  z-index: 80;
}

/* ===========================================================================
 * Reduce motion
 * ========================================================================= */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}