/* ============================================================
   CHARACTER SHEETS — BEATS.CSS
   Carousel styles for beats.html only.
   Relies on tokens in styles.css (:root variables).
   ============================================================ */

/* --- BEATS CONTAINER -------------------------------------- */

.beats-container {
  display: flex;
  flex-direction: column;
  gap: 0;
}

/* --- BEAT SECTION ----------------------------------------- */

.beat-section {
  border-top: 2px solid var(--rule);
  padding: 48px 0;
}

.beat-section:last-child {
  border-bottom: 2px solid var(--rule);
}

/* --- BEAT HEADER ------------------------------------------ */

.beat-header {
  margin-bottom: 32px;
}

.beat-eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  display: block;
  margin-bottom: 8px;
}

.beat-title {
  font-family: var(--serif);
  font-weight: 700;
  font-size: 1.75rem;
  color: var(--ink);
  line-height: 1.2;
  margin-bottom: 12px;
}

.beat-caption {
  font-family: var(--serif);
  font-size: 1rem;
  font-style: italic;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.55;
  border-left: 2px solid var(--ruleSoft);
  padding-left: 16px;
}

/* --- STYLE TOGGLE ----------------------------------------- */

.beat-style-toggle {
  display: flex;
  gap: 6px;
  margin-bottom: 16px;
  flex-wrap: wrap;
}

.beat-style-btn {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--ruleSoft);
  border-radius: 2px;
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: border-color 0.12s, color 0.12s, background 0.12s;
  white-space: nowrap;
}

.beat-style-btn:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.beat-style-btn.active {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--bg);
}

.beat-style-btn:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

/* --- CAROUSEL WRAPPER ------------------------------------- */

.carousel {
  position: relative;
  outline: none;
  /* Show a subtle focus ring when the carousel itself is focused (keyboard nav) */
}

.carousel:focus-visible {
  box-shadow: 0 0 0 2px var(--ink);
}

/* --- TRACK / SLIDES --------------------------------------- */

.carousel-track {
  position: relative;
  /* All slides stacked; only .carousel-slide-active is visible */
}

.carousel-slide {
  display: none;
  position: relative;
  width: 100%;
  /* 4:5 aspect on the image area */
  aspect-ratio: 4 / 5;
  max-height: 75vh;       /* never taller than viewport on desktop */
  background: var(--ink); /* fallback while image loads */
  overflow: hidden;
}

.carousel-slide-active {
  display: flex;
  flex-direction: column;
}

/* The image fills the slide */
.carousel-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  /* Removed: pointer-events; allow default */
}

/* Text card fallback — shown when image errors */
.carousel-text-card {
  display: none; /* revealed by JS on img error */
  width: 100%;
  height: 100%;
  background: var(--paper);
  border: 1px solid var(--ruleSoft);
  padding: 32px;
  align-items: center;
  justify-content: center;
}

/* .carousel-text-card visibility is set entirely by JS (img error handler) */

.carousel-text-scene {
  font-family: var(--serif);
  font-size: 1.0625rem;
  font-style: italic;
  color: var(--body);
  line-height: 1.65;
  text-align: center;
  max-width: 52ch;
}

/* Caption banner — bottom overlay on image; bottom section on text card */
.carousel-caption-banner {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(14, 17, 22, 0.82); /* --ink at 82% opacity */
  padding: 12px 20px;
  pointer-events: none;
}

.carousel-caption-banner span {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: #F1ECE2; /* --bg equivalent on dark surface */
  line-height: 1.45;
  display: block;
}

/* When text card is active (img hidden by JS), the caption banner
   repositions itself — handled via .carousel-slide-text-fallback
   class added by JS on img error. */
.carousel-slide-text-fallback .carousel-caption-banner {
  position: relative;
  background: var(--ink);
}

/* --- CONTROLS -------------------------------------------- */

.carousel-controls {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0 0;
  flex-wrap: wrap;
}

/* Prev / Next buttons */
.carousel-btn {
  font-family: var(--mono);
  font-size: 13px;
  font-weight: 600;
  background: none;
  border: 1px solid var(--ruleSoft);
  border-radius: 2px;
  color: var(--muted);
  cursor: pointer;
  padding: 6px 14px;
  line-height: 1;
  transition: border-color 0.12s, color 0.12s;
  flex-shrink: 0;
}

.carousel-btn:hover {
  border-color: var(--ink);
  color: var(--ink);
}

.carousel-btn:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

/* Counter */
.carousel-counter {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--muted);
  white-space: nowrap;
  flex-shrink: 0;
  margin-left: auto; /* push counter to the right of dots */
}

/* Dots */
.carousel-dots {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  flex: 1;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 0; /* flat, editorial */
  background: var(--ruleSoft);
  border: none;
  cursor: pointer;
  padding: 0;
  transition: background 0.12s;
  flex-shrink: 0;
}

.carousel-dot:hover {
  background: var(--muted);
}

.carousel-dot.active {
  background: var(--ink);
}

.carousel-dot:focus-visible {
  outline: 2px solid var(--ink);
  outline-offset: 2px;
}

/* --- ERROR STATE ------------------------------------------ */

.beats-error {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--accent);
  padding: 24px 0;
}

/* --- INDEX PAGE: BODY NAV LINKS -------------------------- */

.body-nav-links {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
}

.body-nav-links a {
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--body);
  text-decoration: none;
  border-bottom: 1px solid var(--ruleSoft);
  padding-bottom: 1px;
  transition: color 0.12s, border-color 0.12s;
}

.body-nav-links a:hover {
  color: var(--accent);
  border-color: var(--accent);
}

.body-nav-top {
  margin-bottom: 28px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--ruleSoft);
}

.body-nav-bottom {
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--ruleSoft);
}

/* --- RESPONSIVE ------------------------------------------ */

@media (max-width: 768px) {
  .beat-section {
    padding: 36px 0;
  }

  .beat-title {
    font-size: 1.375rem;
  }

  .carousel-slide {
    max-height: 80vw; /* on mobile, let the 4:5 ratio breathe */
  }

  .carousel-caption-banner {
    padding: 10px 14px;
  }

  .carousel-caption-banner span {
    font-size: 10px;
  }

  .carousel-controls {
    gap: 8px;
  }
}

@media (max-width: 480px) {
  .beat-title {
    font-size: 1.25rem;
  }

  .carousel-text-scene {
    font-size: 0.9375rem;
  }

  .carousel-caption-banner span {
    font-size: 9px;
  }

  /* On very small screens, let slide be full-width natural height */
  .carousel-slide {
    max-height: none;
    aspect-ratio: 4 / 5;
  }

  .carousel-btn {
    padding: 6px 10px;
  }
}