/* Mangasm Storybook — 18+ UNDERPANTS COMIC style
   Crude camp · thick ink · speech balloons · roast landlords not tenants
   (Aesthetic homage to schoolyard superhero comics — original Mangasm IP) */

@import url("https://fonts.googleapis.com/css2?family=Bangers&family=Comic+Neue:ital,wght@0,400;0,700;1,400;1,700&family=Patrick+Hand&display=swap");

:root {
  --paper: #fff8e7;
  --paper-2: #ffe9a8;
  --ink: #111;
  --ink-soft: #2a2a2a;
  --muted: #444;
  --pink: #ff2d6a;
  --pink-soft: #ff6b9d;
  --yellow: #ffe14a;
  --cyan: #3ad0ff;
  --red: #e10600;
  --green: #2ecc71;
  --blue: #2b6cff;
  --shadow: 6px 6px 0 #000;
  --shadow-sm: 3px 3px 0 #000;
  --font-title: "Bangers", "Comic Sans MS", system-ui, sans-serif;
  --font-b: "Comic Neue", "Comic Sans MS", system-ui, sans-serif;
  --font-hand: "Patrick Hand", "Comic Neue", cursive;
  --book-w: min(940px, 96vw);
  --book-h: min(580px, 70vh);
}

* {
  box-sizing: border-box;
}
html,
body {
  height: 100%;
}
body {
  margin: 0;
  font-family: var(--font-b);
  color: var(--ink);
  line-height: 1.35;
  overflow: hidden;
  /* Lined notebook + coffee stains */
  background-color: #f3e6c8;
  background-image:
    repeating-linear-gradient(transparent, transparent 27px, rgba(100, 149, 237, 0.28) 28px),
    radial-gradient(ellipse at 12% 18%, rgba(120, 80, 20, 0.12), transparent 40%),
    radial-gradient(ellipse at 88% 72%, rgba(180, 40, 40, 0.08), transparent 35%),
    linear-gradient(90deg, #f7d9a8 0 48px, transparent 48px);
  background-attachment: fixed;
}
body.is-touch {
  cursor: auto;
}

/* Halftone overlay */
.grain {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 90;
  opacity: 0.12;
  mix-blend-mode: multiply;
  background-image: radial-gradient(circle, #000 0.9px, transparent 1.1px);
  background-size: 5px 5px;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
}

/* HUD — comic title bar */
.hud {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 40;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.55rem 0.9rem;
  background: var(--yellow);
  border-bottom: 4px solid #000;
  box-shadow: 0 4px 0 rgba(0, 0, 0, 0.15);
  transform: rotate(-0.3deg);
}
.hud-brand {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  text-decoration: none;
  color: inherit;
}
.hud-mark {
  width: 2.2rem;
  height: 2.2rem;
  border-radius: 50%;
  display: grid;
  place-items: center;
  font-family: var(--font-title);
  font-size: 1.25rem;
  background: var(--pink);
  color: #fff;
  border: 3px solid #000;
  box-shadow: var(--shadow-sm);
  transform: rotate(-8deg);
}
.hud-brand strong {
  display: block;
  font-family: var(--font-title);
  font-size: 1.35rem;
  letter-spacing: 0.06em;
  line-height: 1;
}
.hud-brand em {
  display: block;
  font-family: var(--font-hand);
  font-style: normal;
  font-size: 0.85rem;
  color: var(--ink-soft);
}
.hud-center {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  justify-content: center;
}
.live-pill {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-title);
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  color: #fff;
  background: var(--red);
  border: 3px solid #000;
  padding: 0.2rem 0.55rem;
  border-radius: 999px;
  box-shadow: var(--shadow-sm);
  transform: rotate(2deg);
}
.live-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #fff;
  animation: pulse 1.2s steps(2) infinite;
}
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.2;
  }
}
.episode-tag {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.04em;
  color: #000;
  background: #fff;
  border: 3px solid #000;
  padding: 0.15rem 0.5rem;
  transform: rotate(-1.5deg);
  box-shadow: var(--shadow-sm);
}
.hud-right {
  text-align: right;
  font-family: var(--font-hand);
  font-size: 0.95rem;
}
.persona {
  display: block;
  font-family: var(--font-title);
  font-size: 1.15rem;
  letter-spacing: 0.05em;
  color: var(--blue);
  text-shadow: 1px 1px 0 #000;
}
.persona-sub {
  color: var(--ink-soft);
  font-size: 0.85rem;
}

/* Stage */
.stage {
  min-height: 100vh;
  display: grid;
  grid-template-rows: auto 1fr auto;
  padding: 4.6rem 0.75rem 0.75rem;
  gap: 0.55rem;
}

/* Speech-bubble meta */
.page-meta {
  text-align: center;
  max-width: 46rem;
  margin: 0 auto;
  position: relative;
}
.page-meta .act-num {
  margin: 0 auto 0.35rem;
  display: inline-block;
  font-family: var(--font-title);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--blue);
  border: 3px solid #000;
  padding: 0.15rem 0.65rem;
  transform: rotate(-2deg);
  box-shadow: var(--shadow-sm);
}
.page-meta h1 {
  margin: 0.25rem 0 0.55rem;
  font-family: var(--font-title);
  font-weight: 400;
  font-size: clamp(1.7rem, 5vw, 2.75rem);
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-shadow:
    3px 3px 0 #fff,
    5px 5px 0 #000;
  transform: rotate(-0.5deg);
}
.page-meta h1 em {
  font-style: normal;
  color: var(--pink);
  text-shadow:
    3px 3px 0 #fff,
    5px 5px 0 #000;
}

/* Speech balloon banter */
.page-meta .banter {
  margin: 0.5rem auto 0;
  max-width: 34rem;
  position: relative;
  background: #fff;
  color: var(--ink);
  border: 4px solid #000;
  border-radius: 1.4rem;
  padding: 0.75rem 1rem 0.85rem;
  font-family: var(--font-hand);
  font-size: 1.12rem;
  box-shadow: var(--shadow);
  text-align: left;
}
.page-meta .banter::after {
  content: "";
  position: absolute;
  left: 2rem;
  bottom: -14px;
  width: 0;
  height: 0;
  border: 12px solid transparent;
  border-top-color: #000;
  border-bottom: 0;
}
.page-meta .banter::before {
  content: "";
  position: absolute;
  left: 2.15rem;
  bottom: -8px;
  width: 0;
  height: 0;
  border: 9px solid transparent;
  border-top-color: #fff;
  border-bottom: 0;
  z-index: 1;
}
.page-meta .banter strong {
  font-family: var(--font-title);
  color: var(--pink);
  letter-spacing: 0.04em;
  font-weight: 400;
}

/* Floating SFX */
.sfx {
  position: absolute;
  font-family: var(--font-title);
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  color: var(--yellow);
  -webkit-text-stroke: 2px #000;
  text-shadow: 3px 3px 0 #000;
  pointer-events: none;
  z-index: 6;
  animation: sfx-pop 0.45s steps(3) both;
  transform: rotate(-12deg);
}
.sfx.right {
  right: 4%;
  top: 12%;
  transform: rotate(14deg);
}
.sfx.left {
  left: 3%;
  top: 18%;
}
@keyframes sfx-pop {
  from {
    transform: scale(0.2) rotate(-20deg);
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* Book — comic panel frame */
.book-wrap {
  display: grid;
  place-items: center;
  min-height: 0;
  position: relative;
}
.book {
  position: relative;
  width: var(--book-w);
  height: var(--book-h);
  border-radius: 8px;
  background: #000;
  border: 5px solid #000;
  box-shadow:
    10px 10px 0 #000,
    0 0 0 6px var(--yellow);
  overflow: hidden;
  transform: rotate(0.4deg);
}
.book.is-cover {
  box-shadow:
    12px 12px 0 #000,
    0 0 0 6px var(--pink);
  transform: rotate(-0.6deg);
}
.book::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 4px;
  transform: translateX(-50%);
  background: #000;
  z-index: 5;
  pointer-events: none;
  opacity: 0.85;
}
.book.is-cover::before {
  opacity: 0;
}

.spread {
  position: absolute;
  inset: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  opacity: 0;
  pointer-events: none;
  transform: translateX(16px) rotate(1deg);
  transition:
    opacity 0.28s steps(4),
    transform 0.28s steps(4);
  z-index: 1;
  background: var(--paper);
}
.spread.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: none;
  z-index: 2;
}
.spread.is-exit-left {
  opacity: 0;
  transform: translateX(-50px) rotate(-4deg);
}
.spread.is-exit-right {
  opacity: 0;
  transform: translateX(50px) rotate(4deg);
}

.leaf {
  position: relative;
  overflow: hidden;
  background: #111;
  border: 3px solid #000;
}
.leaf.full {
  grid-column: 1 / -1;
  border: 0;
}
.leaf img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  user-select: none;
  -webkit-user-drag: none;
  /* comic ink punch */
  filter: contrast(1.12) saturate(1.15);
}
.leaf .veil {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.75) 100%),
    repeating-linear-gradient(
      -12deg,
      transparent,
      transparent 6px,
      rgba(0, 0, 0, 0.04) 6px,
      rgba(0, 0, 0, 0.04) 7px
    );
  pointer-events: none;
}
.leaf .caption {
  position: absolute;
  left: 0.65rem;
  right: 0.65rem;
  bottom: 0.65rem;
  z-index: 2;
  font-family: var(--font-title);
  font-size: clamp(1.05rem, 2.4vw, 1.55rem);
  line-height: 1.1;
  letter-spacing: 0.02em;
  color: #fff;
  background: var(--pink);
  border: 3px solid #000;
  padding: 0.4rem 0.55rem;
  box-shadow: var(--shadow-sm);
  transform: rotate(-1deg);
  text-shadow: none;
}
.leaf .caption em {
  color: var(--yellow);
  font-style: normal;
  display: block;
  font-size: 0.92em;
}

/* Cover */
.cover-panel {
  position: relative;
  width: 100%;
  height: 100%;
}
.cover-panel img {
  filter: contrast(1.1) saturate(1.2);
}
.cover-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.1rem 1.25rem 1.25rem;
  background: linear-gradient(
    180deg,
    transparent 15%,
    rgba(0, 0, 0, 0.35) 45%,
    rgba(0, 0, 0, 0.88) 100%
  );
}
.cover-overlay .kicker {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: #000;
  background: var(--cyan);
  border: 3px solid #000;
  padding: 0.15rem 0.5rem;
  display: inline-block;
  width: fit-content;
  margin: 0 0 0.45rem;
  box-shadow: var(--shadow-sm);
  transform: rotate(-2deg);
}
.cover-overlay h2 {
  font-family: var(--font-title);
  font-weight: 400;
  font-size: clamp(1.9rem, 5vw, 3rem);
  margin: 0 0 0.4rem;
  line-height: 1.02;
  color: #fff;
  text-shadow: 3px 3px 0 #000;
  letter-spacing: 0.02em;
}
.cover-overlay h2 em {
  color: var(--yellow);
  font-style: normal;
}
.cover-overlay p {
  margin: 0 0 0.85rem;
  max-width: 30rem;
  color: #fff;
  font-family: var(--font-hand);
  font-size: 1.15rem;
  background: rgba(0, 0, 0, 0.45);
  border: 2px dashed #fff;
  padding: 0.45rem 0.6rem;
}

/* Controls — sticker buttons */
.controls {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.5rem 0.75rem;
  padding-bottom: 0.35rem;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border: 3px solid #000;
  border-radius: 999px;
  padding: 0.55rem 1.05rem;
  font-family: var(--font-title);
  font-weight: 400;
  font-size: 1.05rem;
  letter-spacing: 0.04em;
  cursor: pointer;
  text-decoration: none;
  color: #000;
  background: #fff;
  box-shadow: var(--shadow-sm);
  transition: transform 0.08s steps(2);
}
.btn:hover {
  transform: translate(-1px, -1px) rotate(-1deg);
}
.btn:active {
  transform: translate(2px, 2px);
  box-shadow: 1px 1px 0 #000;
}
.btn:disabled {
  opacity: 0.4;
  cursor: not-allowed;
  transform: none;
  box-shadow: none;
}
.btn.primary {
  background: var(--pink);
  color: #fff;
}
.btn.ghost {
  background: var(--yellow);
}
.btn.tiny {
  padding: 0.35rem 0.7rem;
  font-size: 0.9rem;
}

.dots {
  display: flex;
  gap: 0.35rem;
  align-items: center;
  background: #fff;
  border: 3px solid #000;
  border-radius: 999px;
  padding: 0.3rem 0.45rem;
  box-shadow: var(--shadow-sm);
}
.dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: 2px solid #000;
  padding: 0;
  background: #ddd;
  cursor: pointer;
}
.dot.is-active {
  background: var(--pink);
  transform: scale(1.25);
}
.dot.is-read {
  background: var(--cyan);
}

.hint {
  width: 100%;
  text-align: center;
  font-family: var(--font-hand);
  font-size: 0.95rem;
  color: var(--ink-soft);
  margin: 0;
}

/* Path chip — sticky note */
.path-chip {
  position: fixed;
  left: 0.75rem;
  bottom: 0.75rem;
  z-index: 30;
  max-width: min(440px, calc(100vw - 1.5rem));
  font-family: var(--font-hand);
  font-size: 0.95rem;
  color: #000;
  background: var(--yellow);
  border: 3px solid #000;
  border-radius: 2px;
  padding: 0.45rem 0.65rem;
  box-shadow: var(--shadow-sm);
  transform: rotate(-2deg);
}

/* Fork modal — "CHOOSE YOUR DESTINY" comic card */
.fork-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  display: grid;
  place-items: center;
  padding: 1rem;
  background: rgba(0, 0, 0, 0.72);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s steps(3);
}
.fork-overlay.is-open {
  opacity: 1;
  pointer-events: auto;
}
.fork-card {
  width: min(520px, 100%);
  border-radius: 12px;
  border: 5px solid #000;
  background: var(--paper);
  box-shadow: 12px 12px 0 #000;
  padding: 1.1rem 1.2rem 1.25rem;
  transform: rotate(-1deg);
  background-image: repeating-linear-gradient(
    transparent,
    transparent 26px,
    rgba(100, 149, 237, 0.2) 27px
  );
}
.fork-card .label {
  font-family: var(--font-title);
  font-size: 1rem;
  letter-spacing: 0.08em;
  color: #fff;
  background: var(--red);
  border: 3px solid #000;
  display: inline-block;
  padding: 0.1rem 0.5rem;
  margin: 0 0 0.45rem;
  transform: rotate(-3deg);
}
.fork-card h3 {
  font-family: var(--font-title);
  font-weight: 400;
  font-size: 1.85rem;
  margin: 0 0 0.4rem;
  line-height: 1.05;
  letter-spacing: 0.02em;
  text-shadow: 2px 2px 0 var(--yellow);
}
.fork-card .prompt {
  color: var(--ink-soft);
  font-family: var(--font-hand);
  font-size: 1.1rem;
  margin: 0 0 0.9rem;
}
.fork-choices {
  display: grid;
  gap: 0.55rem;
}
.fork-choice {
  text-align: left;
  border: 4px solid #000;
  background: #fff;
  border-radius: 10px;
  padding: 0.75rem 0.9rem;
  color: var(--ink);
  cursor: pointer;
  font-family: var(--font-b);
  box-shadow: var(--shadow-sm);
  transition: transform 0.08s steps(2);
}
.fork-choice:hover {
  background: var(--yellow);
  transform: translate(-2px, -2px) rotate(-0.5deg);
}
.fork-choice:nth-child(2):hover {
  background: var(--cyan);
}
.fork-choice .main {
  display: block;
  font-family: var(--font-title);
  font-weight: 400;
  letter-spacing: 0.04em;
  margin-bottom: 0.2rem;
  color: var(--pink);
  font-size: 1.05rem;
}
.fork-choice .sub {
  display: block;
  font-family: var(--font-hand);
  font-size: 1rem;
  color: var(--ink-soft);
}

/* End card */
.end-panel {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 1.15rem;
  background: linear-gradient(180deg, transparent 10%, rgba(0, 0, 0, 0.9) 100%);
}
.end-panel h2 {
  font-family: var(--font-title);
  font-size: clamp(1.7rem, 4.5vw, 2.6rem);
  margin: 0 0 0.4rem;
  font-weight: 400;
  color: #fff;
  text-shadow: 3px 3px 0 #000;
  letter-spacing: 0.02em;
}
.end-panel h2 em {
  color: var(--yellow);
  font-style: normal;
}
.end-panel p {
  color: #fff;
  margin: 0 0 0.85rem;
  max-width: 30rem;
  font-family: var(--font-hand);
  font-size: 1.15rem;
  background: var(--pink);
  border: 3px solid #000;
  padding: 0.45rem 0.6rem;
  box-shadow: var(--shadow-sm);
}
.end-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

/* Board drawer */
.board-drawer {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 50;
  max-height: 72vh;
  background: var(--paper);
  border-top: 5px solid #000;
  transform: translateY(105%);
  transition: transform 0.25s steps(5);
  padding: 0.75rem 1rem 1.25rem;
  overflow: auto;
  box-shadow: 0 -8px 0 rgba(0, 0, 0, 0.15);
}
.board-drawer.is-open {
  transform: none;
}
.board-drawer header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.55rem;
}
.board-drawer h2 {
  margin: 0;
  font-family: var(--font-title);
  font-size: 1.5rem;
  font-weight: 400;
  letter-spacing: 0.04em;
}
.board-drawer img {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  display: block;
  border-radius: 4px;
  border: 4px solid #000;
  box-shadow: var(--shadow);
}

/* Age badge */
.age-badge {
  position: fixed;
  top: 4.2rem;
  right: 0.75rem;
  z-index: 45;
  font-family: var(--font-title);
  font-size: 1.1rem;
  background: #000;
  color: #fff;
  border: 3px solid var(--yellow);
  padding: 0.25rem 0.5rem;
  transform: rotate(8deg);
  box-shadow: var(--shadow-sm);
}

@media (prefers-reduced-motion: reduce) {
  .live-dot,
  .sfx {
    animation: none;
  }
  .spread,
  .fork-overlay,
  .board-drawer,
  .btn {
    transition: none;
  }
}

@media (max-width: 720px) {
  body {
    overflow: auto;
  }
  .stage {
    padding-top: 5.2rem;
    min-height: auto;
  }
  .book {
    height: auto;
    min-height: 52vh;
    aspect-ratio: 4 / 5;
  }
  .spread {
    grid-template-columns: 1fr;
  }
  .leaf.right-only {
    display: none;
  }
  .book::before {
    opacity: 0;
  }
  .hud {
    flex-wrap: wrap;
    transform: none;
  }
  .hud-right {
    display: none;
  }
  .path-chip {
    position: static;
    margin: 0 auto 0.4rem;
    max-width: 100%;
  }
  .age-badge {
    top: auto;
    bottom: 5.5rem;
  }
}