.main-screen {
  position: relative;
  z-index: 10;
  min-height: 100vh;
  animation: fade-in 1.1s var(--ease-out) both;
}

.chapter-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  pointer-events: none;
}

.brand {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-style: italic;
  letter-spacing: 0.12em;
  color: var(--gold);
}

.chapter-dots {
  display: flex;
  gap: 0.45rem;
  pointer-events: auto;
}

.chapter-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  border: 1px solid rgba(245, 198, 208, 0.45);
  background: transparent;
  padding: 0;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.3s ease;
}

.chapter-dot.is-active {
  background: var(--rose-bright);
  transform: scale(1.15);
}

.chapter-dot:disabled {
  opacity: 0.35;
  cursor: default;
}

.chapter {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 5.5rem 1.25rem 3rem;
}

.chapter-inner {
  width: min(100%, 720px);
  text-align: center;
  animation: rise 0.9s var(--ease-out) both;
}

.chapter-kicker {
  font-size: 0.72rem;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.1rem;
}

.chapter-heading {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2rem, 6vw, 3rem);
  line-height: 1.15;
  margin-bottom: 0.85rem;
  color: var(--ink);
}

.chapter-lead {
  color: var(--ink-muted);
  margin-bottom: 2rem;
  font-size: 0.98rem;
}

.home-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: clamp(2.2rem, 7vw, 3.6rem);
  line-height: 1.12;
  margin-bottom: 1.5rem;
  color: var(--ink);
  text-shadow: 0 8px 40px rgba(0, 0, 0, 0.35);
}

.home-quote {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3.2vw, 1.55rem);
  font-style: italic;
  line-height: 1.55;
  color: var(--rose-bright);
  margin-bottom: 1.75rem;
}

.home-for {
  font-size: 1.05rem;
  color: var(--ink-muted);
  margin-bottom: 2.25rem;
  line-height: 1.7;
}

.home-hint {
  margin-top: 2.5rem;
  font-size: 0.8rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.btn-open,
.btn-continue {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 180px;
  padding: 0.95rem 1.5rem;
  border: none;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--crimson), var(--wine));
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  cursor: pointer;
  box-shadow: 0 12px 30px rgba(196, 59, 90, 0.35);
  transition: transform 0.35s var(--ease-out), filter 0.3s ease;
}

.btn-open:hover,
.btn-continue:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.insights-intro {
  font-family: var(--font-display);
  font-size: clamp(1.3rem, 3vw, 1.6rem);
  font-style: italic;
  color: var(--rose-bright);
  margin-bottom: 1.75rem;
  opacity: 0;
  transform: translateY(12px);
}

.insights-list {
  list-style: none;
  text-align: left;
  max-width: 540px;
  margin: 0 auto 2.25rem;
}

.insights-list li {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.6vw, 1.3rem);
  line-height: 1.65;
  color: var(--ink-muted);
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(245, 198, 208, 0.12);
  opacity: 0;
  transform: translateY(14px);
}

.insights-list li.is-visible,
.insights-intro.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.insights-key {
  color: var(--ink) !important;
  font-style: italic;
}

.insights-future {
  color: var(--blush) !important;
  font-size: clamp(1.2rem, 3vw, 1.45rem) !important;
  font-style: italic;
  border-bottom: none !important;
  margin-top: 0.5rem;
}

.jealousy-chapter,
.rules-chapter {
  width: min(100%, 720px);
}

.jealousy-lead {
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 1.45rem);
  font-style: italic;
  color: var(--rose-bright);
  margin-bottom: 1.75rem;
  line-height: 1.5;
}

.jealousy-play {
  cursor: pointer;
  padding: 1.25rem 1rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(245, 198, 208, 0.16);
  background: rgba(26, 10, 16, 0.35);
  user-select: none;
}

.jealousy-line {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 3.2vw, 1.55rem);
  color: var(--ink-muted);
  margin: 0.65rem 0;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.45s var(--ease-out), transform 0.45s var(--ease-out), color 0.3s ease;
}

.jealousy-line.is-shown {
  opacity: 1;
  transform: translateY(0);
}

.jealousy-line.is-active {
  color: var(--ink);
}

.jealousy-very {
  font-size: clamp(1.5rem, 4vw, 1.9rem) !important;
  color: var(--blush) !important;
  font-style: italic;
}

.jealousy-laugh {
  font-family: var(--font-display);
  font-size: 1.15rem;
  color: var(--gold);
  margin-top: 1rem;
  opacity: 0;
  transition: opacity 0.5s ease;
}

.jealousy-laugh.is-shown {
  opacity: 1;
}

.jealousy-hint {
  font-size: 0.78rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-top: 0.75rem;
}

.jealousy-serious {
  margin-top: 2rem;
  text-align: left;
}

.jealousy-serious p {
  font-family: var(--font-display);
  font-size: clamp(1.1rem, 2.6vw, 1.28rem);
  line-height: 1.7;
  color: var(--ink-muted);
  margin-bottom: 1rem;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.jealousy-serious p.is-visible,
.jealousy-serious .btn-continue.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.jealousy-key {
  color: var(--blush) !important;
  font-style: italic;
  font-size: clamp(1.2rem, 3vw, 1.4rem) !important;
  margin-bottom: 1.75rem !important;
}

.jealousy-serious .btn-continue {
  opacity: 0;
  display: inline-flex;
  margin-top: 0.5rem;
}

.rules-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.85rem;
  margin: 1.75rem 0 1.5rem;
  text-align: left;
}

.rule-card {
  padding: 1.15rem 1rem;
  background: rgba(26, 10, 16, 0.42);
  border: 1px solid var(--panel-border);
}

.rule-card-wide {
  grid-column: 1 / -1;
}

.rule-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: 1.15rem;
  color: var(--rose-bright);
  margin-bottom: 0.55rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.rule-card p {
  font-size: 0.95rem;
  line-height: 1.55;
  color: var(--ink-muted);
}

.rules-footer {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.8vw, 1.35rem);
  font-style: italic;
  color: var(--gold);
  margin: 1.5rem 0 1.75rem;
  line-height: 1.5;
}

.finale-chapter {
  width: min(100%, 520px);
}

.finale-heading {
  margin-bottom: 1.5rem;
}

.finale-photo {
  margin: 0 auto 1.75rem;
  width: min(100%, 360px);
  border: 1px solid rgba(245, 198, 208, 0.2);
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.35);
}

.finale-photo img {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 5;
  object-fit: cover;
  background: linear-gradient(145deg, rgba(90, 30, 48, 0.45), rgba(30, 10, 18, 0.7));
}

.finale-words {
  margin-bottom: 1.75rem;
}

.finale-line {
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 2.8vw, 1.35rem);
  line-height: 1.6;
  color: var(--ink-muted);
  margin-bottom: 1.1rem;
  opacity: 0;
  transform: translateY(12px);
  transition: opacity 0.85s var(--ease-out), transform 0.85s var(--ease-out);
}

.finale-line.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.finale-new {
  color: var(--blush) !important;
  font-style: italic;
  font-size: clamp(1.3rem, 3.2vw, 1.55rem) !important;
}

.finale-ask {
  color: var(--ink) !important;
  font-size: clamp(1.25rem, 3vw, 1.5rem) !important;
  margin-top: 0.5rem;
}

.choice-soft {
  color: var(--ink-soft) !important;
  font-size: clamp(1rem, 2.4vw, 1.15rem) !important;
  font-style: italic;
}

.finale-actions {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  align-items: stretch;
  max-width: 320px;
  margin: 0 auto;
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.finale-actions.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.btn-yes,
.btn-no {
  padding: 1rem 1.25rem;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  cursor: pointer;
  transition: transform 0.35s var(--ease-out), filter 0.3s ease, background 0.3s ease,
    border-color 0.3s ease, opacity 0.3s ease;
}

.btn-yes {
  border: none;
  background: linear-gradient(135deg, var(--crimson), var(--wine));
  color: var(--ink);
  letter-spacing: 0.04em;
  box-shadow: 0 14px 34px rgba(196, 59, 90, 0.35);
}

.btn-yes:hover {
  transform: translateY(-2px);
  filter: brightness(1.08);
}

.btn-no {
  border: 1px solid rgba(180, 140, 150, 0.35);
  background: transparent;
  color: var(--ink-soft);
}

.btn-no:hover {
  border-color: rgba(200, 120, 130, 0.55);
  color: #e8b0b8;
  background: rgba(80, 20, 30, 0.25);
}

.btn-yes:disabled,
.btn-no:disabled {
  cursor: default;
  transform: none;
}

.response-message {
  margin-top: 1.75rem;
  font-family: var(--font-display);
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  font-style: italic;
  color: var(--rose-bright);
  line-height: 1.5;
  animation: rise 0.8s var(--ease-out) both;
}

.letter-chapter .btn-continue {
  margin-top: 1.5rem;
}

.finale-chapter.is-fading,
#choice-content.is-fading {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.45s ease, transform 0.45s ease;
  pointer-events: none;
}

.chapter-nav.is-hidden-finale {
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

.love-message {
  position: fixed;
  inset: 0;
  z-index: 40;
  display: grid;
  place-items: center;
  pointer-events: none;
  padding: 1.5rem;
  text-align: center;
}

.love-message[hidden] {
  display: none !important;
}

.love-message-text {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 5.2vw, 2.6rem);
  font-style: italic;
  color: #ffe0e8;
  text-shadow: 0 8px 40px rgba(0, 0, 0, 0.55), 0 0 30px rgba(196, 59, 90, 0.35);
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 1.1s var(--ease-out), transform 1.1s var(--ease-out);
  max-width: 14ch;
  line-height: 1.3;
}

.love-message.is-visible .love-message-text {
  opacity: 1;
  transform: scale(1);
}

body.is-breaking .ambient {
  filter: grayscale(0.35) brightness(0.7);
  transition: filter 1s ease;
}

body.is-breaking .chapter-nav,
body.is-breaking .main-screen,
.main-screen.is-gone {
  opacity: 0 !important;
  visibility: hidden !important;
  pointer-events: none !important;
  animation: none !important;
}

body.is-empty-after-break {
  overflow: hidden;
}

body.is-empty-after-break::after {
  content: "💔";
  position: fixed;
  inset: 0;
  z-index: 30;
  display: grid;
  place-items: center;
  font-size: clamp(3rem, 12vw, 5rem);
  opacity: 0;
  animation: broken-fade 2s ease 0.2s forwards;
  pointer-events: none;
  text-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

@keyframes broken-fade {
  from {
    opacity: 0;
    transform: scale(0.85);
  }
  40% {
    opacity: 0.55;
    transform: scale(1);
  }
  to {
    opacity: 0.2;
    transform: scale(1.05);
  }
}

@media (max-width: 640px) {
  .rules-grid {
    grid-template-columns: 1fr;
  }

  .rule-card-wide {
    grid-column: auto;
  }
}

@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}