/* =========================================================
   BookReader by Divine Miss C ♡ — Y2K Kawaii Goth stylesheet
   Dark forever. No light mode. ✞ ♡ ✞
   ========================================================= */

:root {
  --bg: #0a0a0a;
  --bg-card: #000000;
  --pink: #FF2D78;
  --pink-dim: #b31f54;
  --cyan: #00F5FF;
  --cyan-dim: #00a7ad;
  --purple: #9b5cff;
  --text: #FFFFFF;
  --text-secondary: #FFB3D1;
  --success: #00F5FF;
  --warning: #FF2D78;

  --font-display: 'Bungee', system-ui, sans-serif;
  --font-accent: 'VT323', monospace;
  --font-body: 'Space Grotesk', 'Inter', system-ui, sans-serif;

  --radius: 8px;
  --glow-pink: 0 0 20px rgba(255, 45, 120, 0.55);
  --glow-cyan: 0 0 20px rgba(0, 245, 255, 0.55);
  --glow-pink-soft: 0 0 10px rgba(255, 45, 120, 0.35);
  --glow-cyan-soft: 0 0 10px rgba(0, 245, 255, 0.35);

  --header-h: 96px;
  color-scheme: dark;
}

/* Accessibility toggle states (set by JS on <html>) */
html.no-animations *,
html.no-animations *::before,
html.no-animations *::after {
  animation: none !important;
  transition: none !important;
}
html.no-scanline .scanline-overlay { display: none; }
html.no-flicker .scanline-overlay { animation: none !important; }

@media (prefers-reduced-motion: reduce) {
  html:not(.force-motion) .scanline-overlay { animation: none !important; }
  html:not(.force-motion) * { animation-duration: 0.001ms !important; }
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}

::selection { background: var(--pink); color: #fff; }

a { color: var(--cyan); }

.hidden { display: none !important; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0; padding: 0; margin: -1px;
}

.skip-link {
  position: absolute; left: -999px; top: 0; background: var(--pink); color: #fff;
  padding: 10px 16px; z-index: 999; border-radius: 0 0 8px 0;
}
.skip-link:focus { left: 0; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
  box-shadow: var(--glow-cyan-soft);
}

/* ---------- Scanline / CRT overlay ---------- */
.scanline-overlay {
  position: fixed; inset: 0; z-index: 9000; pointer-events: none;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.035) 0px,
    rgba(255, 255, 255, 0.035) 1px,
    rgba(0, 0, 0, 0) 2px,
    rgba(0, 0, 0, 0) 3px
  );
  mix-blend-mode: overlay;
  animation: crtFlicker 6s infinite steps(60);
}
@keyframes crtFlicker {
  0%, 100% { opacity: 0.9; }
  8% { opacity: 0.7; }
  10% { opacity: 0.95; }
  50% { opacity: 0.85; }
  92% { opacity: 0.75; }
}

.fx-layer { position: fixed; inset: 0; z-index: 9500; pointer-events: none; overflow: hidden; }

/* ---------- Background Memphis decor ---------- */
.bg-decor { position: fixed; opacity: 0.16; pointer-events: none; z-index: 0; }
.decor-1 { top: 110px; left: -10px; width: 140px; transform: rotate(-8deg); }
.decor-2 { top: 60%; right: -10px; width: 90px; }
.decor-3 { bottom: 40px; left: 6%; width: 60px; opacity: 0.12; }
.decor-4 { top: 40%; left: -20px; width: 160px; opacity: 0.1; }
@media (max-width: 720px) { .bg-decor { display: none; } }

/* ---------- Typography ---------- */
h1, h2, h3 { font-family: var(--font-display); margin: 0; letter-spacing: 0.02em; }
.glow-heading {
  color: var(--pink);
  text-shadow: 0 0 12px rgba(255, 45, 120, 0.5);
  transition: text-shadow 0.15s ease;
}
.glow-heading.small { font-size: 1.3rem; }
.glow-heading:hover {
  text-shadow: -1.5px 0 var(--cyan), 1.5px 0 var(--pink), 0 0 16px rgba(255, 45, 120, 0.6);
}
.heart { color: var(--pink); display: inline-block; animation: heartPulse 1.8s ease-in-out infinite; }
@keyframes heartPulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.18); }
}

.section-title {
  font-family: var(--font-display);
  color: var(--cyan);
  font-size: 1.1rem;
  margin: 0 0 12px;
  text-shadow: 0 0 8px rgba(0, 245, 255, 0.4);
}
.section-title.small { font-size: 0.95rem; }

.field-label {
  font-family: var(--font-accent);
  color: var(--text-secondary);
  font-size: 1rem;
  display: block;
  margin: 10px 0 4px;
}

/* ---------- Layout ---------- */
.app-header {
  position: relative;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 12px;
  padding: 14px 20px;
  border-bottom: 2px solid var(--pink);
  background: linear-gradient(180deg, rgba(20,0,10,0.6), transparent);
}
#mainContent { position: relative; z-index: 1; max-width: 1200px; margin: 0 auto; padding: 20px 20px 120px; }

.logo-btn {
  background: none; border: none; cursor: pointer; padding: 4px;
}
.logo-mark {
  font-family: var(--font-accent);
  font-size: 1.8rem;
  color: var(--pink);
  text-shadow: 2px 2px 0 var(--cyan), 0 0 14px rgba(255, 45, 120, 0.6);
}
.brand-text { min-width: 0; }
.brand-title {
  font-size: 1.4rem; color: var(--pink);
  text-shadow: 0 0 10px rgba(255, 45, 120, 0.5);
  white-space: nowrap;
}
.brand-tagline { margin: 2px 0 0; font-size: 0.75rem; color: var(--text-secondary); font-family: var(--font-accent); letter-spacing: 0.04em; }

.header-actions { display: flex; align-items: center; gap: 6px; }

.icon-btn {
  background: var(--bg-card);
  border: 2px solid var(--cyan);
  color: var(--cyan);
  width: 40px; height: 40px;
  border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  cursor: pointer;
  transition: box-shadow 0.15s ease, transform 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.icon-btn:hover { box-shadow: var(--glow-cyan); transform: translateY(-1px); }
.icon-btn:active { transform: translateY(0); }
.icon-btn.toggle-active { background: var(--cyan); color: #000; box-shadow: var(--glow-cyan); }

.support-heart { color: var(--pink); border-color: var(--pink); animation: heartPulse 2.4s ease-in-out infinite; text-decoration: none; }
.support-heart:hover { box-shadow: var(--glow-pink); }

.search-bar {
  grid-column: 1 / -1;
  display: flex; align-items: center; gap: 8px;
  border: 2px solid var(--pink);
  border-radius: var(--radius);
  padding: 8px 14px;
  background: var(--bg-card);
  color: var(--cyan);
  box-shadow: var(--glow-pink-soft);
}
.search-bar input {
  flex: 1; background: none; border: none; color: var(--text);
  font-family: var(--font-body); font-size: 1rem; outline: none; caret-color: var(--cyan);
}
.search-bar input::placeholder { color: var(--text-secondary); opacity: 0.7; }

/* ---------- Buttons ---------- */
.btn {
  font-family: var(--font-body);
  font-weight: 700;
  border-radius: var(--radius);
  border: 2px solid var(--pink);
  background: transparent;
  color: var(--text);
  padding: 10px 18px;
  cursor: pointer;
  min-height: 44px;
  transition: box-shadow 0.15s ease, transform 0.1s ease, background 0.15s ease, color 0.15s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn-chunky { border-width: 3px; letter-spacing: 0.02em; }

.btn-primary {
  background: var(--pink);
  border-color: var(--cyan);
  color: #0a0a0a;
  box-shadow: var(--glow-pink-soft);
}
.btn-primary:hover { background: var(--cyan); border-color: var(--pink); color: #0a0a0a; box-shadow: var(--glow-cyan); }

.btn-outline-cyan { border-color: var(--cyan); color: var(--cyan); background: var(--bg-card); }
.btn-outline-cyan:hover { background: var(--cyan); color: #0a0a0a; box-shadow: var(--glow-cyan); }

.btn-outline-pink { border-color: var(--pink); color: var(--pink); background: var(--bg-card); }
.btn-outline-pink:hover { background: var(--pink); color: #0a0a0a; box-shadow: var(--glow-pink); }

.btn-warning { border-color: var(--pink); background: var(--pink); color: #0a0a0a; box-shadow: var(--glow-pink); }
.btn-warning:hover { filter: brightness(1.15); }

.btn-sm { padding: 6px 12px; font-size: 0.85rem; min-height: 36px; }

.text-btn {
  background: none; border: none; color: var(--text-secondary); cursor: pointer;
  font-family: var(--font-body); font-size: 0.9rem; padding: 8px; min-height: 44px;
}
.text-btn:hover { color: var(--cyan); }

.back-btn { margin-bottom: 12px; }

.file-btn { display: inline-flex; align-items: center; justify-content: center; }

/* ---------- Forms ---------- */
.select-kawaii, .input-kawaii, .textarea-kawaii {
  font-family: var(--font-body);
  background: var(--bg-card);
  border: 2px solid var(--cyan);
  color: var(--text);
  border-radius: var(--radius);
  padding: 9px 12px;
  min-height: 44px;
  outline: none;
}
.select-kawaii:focus, .input-kawaii:focus, .textarea-kawaii:focus { box-shadow: var(--glow-cyan-soft); border-color: var(--pink); }
.textarea-kawaii { width: 100%; resize: vertical; caret-color: var(--pink); font-family: var(--font-body); }
.input-kawaii { caret-color: var(--cyan); }

.toggle-row {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 0; border-bottom: 1px dashed rgba(255,179,209,0.2);
  font-size: 0.95rem;
}
.kawaii-toggle {
  appearance: none; width: 46px; height: 26px; border-radius: 20px;
  background: #2a2a2a; border: 2px solid var(--cyan); position: relative; cursor: pointer;
  transition: background 0.2s ease;
}
.kawaii-toggle::before {
  content: ''; position: absolute; top: 1px; left: 1px; width: 18px; height: 18px;
  border-radius: 50%; background: var(--cyan); transition: transform 0.2s ease;
}
.kawaii-toggle:checked { background: var(--pink); border-color: var(--pink); }
.kawaii-toggle:checked::before { transform: translateX(20px); background: #0a0a0a; }

kbd {
  font-family: var(--font-accent); background: var(--bg-card); border: 1px solid var(--cyan);
  border-radius: 4px; padding: 1px 8px; color: var(--cyan);
}

/* ---------- Chips / tags ---------- */
.chip-row { display: flex; flex-wrap: wrap; gap: 6px; margin: 8px 0; }
.chip {
  font-size: 0.75rem; font-family: var(--font-accent); letter-spacing: 0.03em;
  border: 1px solid var(--pink); color: var(--pink); border-radius: 20px; padding: 3px 12px;
  background: rgba(255,45,120,0.08);
}
.chip-cyan { border-color: var(--cyan); color: var(--cyan); background: rgba(0,245,255,0.08); }
.tag-chip { display: inline-flex; align-items: center; gap: 4px; }
.tag-chip.color-pink { border-color: var(--pink); color: var(--pink); }
.tag-chip.color-cyan { border-color: var(--cyan); color: var(--cyan); }
.tag-chip.color-purple { border-color: var(--purple); color: var(--purple); }
.tag-chip.color-black { border-color: #888; color: #ddd; }

/* ---------- Library toolbar ---------- */
.library-toolbar { display: flex; flex-direction: column; gap: 10px; margin-bottom: 22px; }
.toolbar-row { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }
.toolbar-controls .field-label { margin: 0; }
.view-toggle { display: flex; gap: 6px; margin-left: auto; }

.bulk-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  border: 2px solid var(--cyan); border-radius: var(--radius); padding: 10px 14px; margin-bottom: 16px;
  background: var(--bg-card); box-shadow: var(--glow-cyan-soft);
}

/* ---------- Section / carousel ---------- */
.lib-section { margin-bottom: 32px; }
.cl-row { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 16px; }
.carousel { display: flex; gap: 16px; overflow-x: auto; padding-bottom: 8px; scroll-snap-type: x proximity; }
.carousel .book-card { min-width: 160px; scroll-snap-align: start; }

/* ---------- Book cards ---------- */
.book-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(170px, 1fr)); gap: 18px; }
.book-grid.list-mode { grid-template-columns: 1fr; }

.book-card {
  background: var(--bg-card);
  border: 2px solid var(--cyan);
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  position: relative;
  transition: box-shadow 0.18s ease, border-color 0.18s ease, transform 0.15s ease;
  display: flex; flex-direction: column;
}
.book-card:hover { border-color: var(--pink); box-shadow: var(--glow-pink); transform: translateY(-2px); }
.book-card:focus-visible { border-color: var(--pink); box-shadow: var(--glow-pink); }

.book-grid.list-mode .book-card { flex-direction: row; align-items: center; gap: 12px; padding: 8px; }
.book-grid.list-mode .book-card .book-cover { width: 60px; height: 60px; flex-shrink: 0; }
.book-grid.list-mode .book-card .book-card-body { padding: 0; flex: 1; }

.book-cover { width: 100%; aspect-ratio: 2/3; object-fit: cover; display: block; background: #111; }
.book-card-body { padding: 10px 12px 12px; display: flex; flex-direction: column; gap: 4px; flex: 1; }
.book-card-title { font-family: var(--font-display); font-size: 0.85rem; color: var(--text); line-height: 1.25; }
.book-card-author { font-size: 0.78rem; color: var(--text-secondary); }
.book-card-meta { font-size: 0.7rem; color: var(--text-secondary); opacity: 0.75; display: flex; justify-content: space-between; }

.progress-track { height: 5px; background: #1a1a1a; border-radius: 3px; overflow: hidden; margin-top: 2px; }
.progress-fill { height: 100%; background: linear-gradient(90deg, var(--pink), var(--cyan)); box-shadow: 0 0 6px rgba(255,45,120,0.6); }

.card-select-box {
  position: absolute; top: 8px; left: 8px; width: 22px; height: 22px;
  border: 2px solid var(--cyan); border-radius: 5px; background: rgba(0,0,0,0.6); z-index: 3;
}
.card-select-box.checked { background: var(--cyan); }
.card-select-box.checked::after { content: '✓'; color: #000; display:block; text-align:center; line-height: 18px; font-weight: bold; }

.card-menu-btn {
  position: absolute; top: 6px; right: 6px; z-index: 3;
  background: rgba(0,0,0,0.65); border: 1px solid var(--cyan); color: var(--cyan);
  width: 28px; height: 28px; border-radius: 50%; cursor: pointer;
}
.book-context-menu {
  position: fixed; z-index: 6000; background: var(--bg-card); border: 2px solid var(--pink);
  border-radius: var(--radius); box-shadow: var(--glow-pink); min-width: 200px; overflow: hidden;
}
.book-context-menu button {
  display: block; width: 100%; text-align: left; background: none; border: none; color: var(--text);
  padding: 10px 14px; cursor: pointer; font-family: var(--font-body); min-height: 44px;
}
.book-context-menu button:hover { background: rgba(255,45,120,0.15); color: var(--pink); }
.book-context-menu button.danger:hover { background: rgba(255,45,120,0.25); }

.resume-btn { margin-top: 4px; }

/* ---------- Empty state ---------- */
.empty-state { text-align: center; padding: 60px 20px; position: relative; }
.empty-icon { filter: drop-shadow(0 0 14px rgba(255,45,120,0.5)); }
.empty-sparkle { position: absolute; animation: sparkleFloat 2.6s ease-in-out infinite; }
.sparkle-1 { top: 20px; left: calc(50% - 90px); animation-delay: 0s; }
.sparkle-2 { top: 60px; left: calc(50% + 80px); animation-delay: 0.6s; }
.sparkle-3 { top: 100px; left: calc(50% - 60px); animation-delay: 1.2s; }
@keyframes sparkleFloat {
  0%, 100% { transform: translateY(0) scale(1); opacity: 0.8; }
  50% { transform: translateY(-10px) scale(1.15); opacity: 1; }
}
.empty-title { font-family: var(--font-display); color: var(--pink); font-size: 1.2rem; margin: 16px 0 6px; }
.empty-sub { color: var(--text-secondary); margin-bottom: 18px; }

/* ---------- Drop overlay ---------- */
.drop-overlay {
  position: fixed; inset: 0; z-index: 8000; background: rgba(10,0,6,0.85);
  display: flex; align-items: center; justify-content: center;
}
.drop-card {
  border: 3px dashed var(--pink); border-radius: 16px; padding: 60px 80px;
  font-family: var(--font-display); color: var(--cyan); font-size: 1.4rem;
  box-shadow: var(--glow-pink); text-align: center;
}

/* ---------- Book detail ---------- */
.book-detail-header { display: flex; gap: 24px; flex-wrap: wrap; margin-bottom: 24px; }
.cover-wrap { position: relative; width: 200px; flex-shrink: 0; }
.book-detail-cover {
  width: 200px; height: 300px; object-fit: cover; border-radius: var(--radius);
  border: 3px solid var(--pink); box-shadow: var(--glow-pink);
}
.cover-edit-btn { margin-top: 8px; width: 100%; }
.book-detail-meta { flex: 1; min-width: 260px; }
.book-detail-author { color: var(--text-secondary); font-size: 1.05rem; margin: 4px 0; }
.detail-actions { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 12px; }

/* ---------- Player ---------- */
.player-card {
  background: var(--bg-card); border: 2px solid var(--cyan); border-radius: 16px;
  padding: 20px; margin-bottom: 28px; box-shadow: var(--glow-cyan-soft);
}
.seekbar-wrap { position: relative; padding-top: 14px; }
.bookmark-layer { position: absolute; top: 0; left: 0; right: 0; height: 14px; pointer-events: none; }
.bookmark-mark { position: absolute; top: -2px; width: 14px; height: 14px; transform: translateX(-50%); pointer-events: auto; cursor: pointer; }
.seekbar {
  -webkit-appearance: none; appearance: none; width: 100%; height: 8px; border-radius: 4px;
  background: linear-gradient(90deg, var(--pink) var(--pct, 0%), #1a1a1a var(--pct, 0%));
  outline: none; cursor: pointer;
}
.seekbar::-webkit-slider-thumb {
  -webkit-appearance: none; width: 20px; height: 20px; border-radius: 50%;
  background: var(--cyan); border: 2px solid #000; box-shadow: var(--glow-cyan); cursor: pointer;
}
.seekbar::-moz-range-thumb {
  width: 20px; height: 20px; border-radius: 50%; background: var(--cyan); border: 2px solid #000;
  box-shadow: var(--glow-cyan); cursor: pointer;
}
.time-row { display: flex; justify-content: space-between; font-family: var(--font-accent); color: var(--text-secondary); font-size: 1.1rem; margin-top: 4px; }

.player-controls { display: flex; align-items: center; justify-content: center; gap: 14px; margin-top: 14px; flex-wrap: wrap; }
.player-side-btn { min-width: 44px; }
.play-btn {
  width: 68px; height: 68px; border-radius: 50%; background: var(--pink); border: 3px solid var(--cyan);
  color: #0a0a0a; display: flex; align-items: center; justify-content: center; cursor: pointer;
  box-shadow: 0 0 0 4px rgba(0,245,255,0.15), var(--glow-pink);
  transition: transform 0.12s ease, box-shadow 0.15s ease;
}
.play-btn:hover { transform: scale(1.05); box-shadow: 0 0 0 6px rgba(0,245,255,0.25), var(--glow-pink); }
.play-btn:active { transform: scale(0.97); }
.player-status-row { display: flex; justify-content: space-between; margin-top: 10px; font-size: 0.8rem; color: var(--text-secondary); }

/* ---------- Detail columns ---------- */
.detail-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
@media (max-width: 780px) { .detail-columns { grid-template-columns: 1fr; } }

.chapter-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.chapter-row {
  display: flex; align-items: center; gap: 10px; padding: 8px 10px; border: 1px solid rgba(0,245,255,0.3);
  border-radius: var(--radius); background: var(--bg-card);
}
.chapter-row.active { border-color: var(--pink); box-shadow: var(--glow-pink-soft); }
.chapter-play-btn {
  width: 30px; height: 30px; border-radius: 50%; border: 2px solid var(--pink); background: transparent;
  color: var(--pink); cursor: pointer; flex-shrink: 0; display:flex; align-items:center; justify-content:center;
}
.chapter-play-btn:hover { background: var(--pink); color: #0a0a0a; box-shadow: var(--glow-pink); }
.chapter-title { flex: 1; font-size: 0.9rem; }
.chapter-duration { font-family: var(--font-accent); color: var(--text-secondary); font-size: 1rem; }

.bookmark-list { list-style: none; margin: 0 0 16px; padding: 0; display: flex; flex-direction: column; gap: 6px; }
.bookmark-row {
  display: flex; align-items: center; gap: 8px; padding: 8px 10px; border: 1px solid rgba(255,45,120,0.35);
  border-radius: var(--radius);
}
.bookmark-time { font-family: var(--font-accent); color: var(--cyan); font-size: 1.05rem; cursor: pointer; }
.bookmark-note { flex: 1; font-size: 0.85rem; color: var(--text-secondary); }
.bookmark-del { background: none; border: none; color: var(--pink); cursor: pointer; }

/* ---------- Settings ---------- */
.settings-section { margin-bottom: 28px; max-width: 560px; }
.settings-hint { color: var(--text-secondary); font-size: 0.88rem; line-height: 1.5; }
.support-section { border: 2px solid var(--cyan); border-radius: 12px; padding: 16px; box-shadow: var(--glow-cyan-soft); }
.dmc-project-link { display: block; margin-top: 8px; color: var(--text-secondary); font-size: 0.85rem; }
.shortcut-list { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 6px; color: var(--text-secondary); font-size: 0.9rem; }

/* ---------- Modals ---------- */
.modal-root {
  position: fixed; inset: 0; z-index: 7000; background: rgba(5,0,3,0.82);
  display: flex; align-items: center; justify-content: center; padding: 20px;
  backdrop-filter: blur(2px);
}
.modal-panel {
  background: var(--bg-card); border: 3px solid var(--cyan); border-radius: 16px;
  box-shadow: var(--glow-cyan); padding: 26px; max-width: 440px; width: 100%;
  max-height: 88vh; overflow-y: auto; position: relative;
}
.warning-modal { border-color: var(--pink); box-shadow: var(--glow-pink); }
.warning-text { color: var(--pink); }
.modal-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 20px; flex-wrap: wrap; }

.mode-tabs { display: flex; gap: 8px; margin: 14px 0; }
.mode-tab {
  flex: 1; padding: 8px; border-radius: var(--radius); border: 2px solid var(--cyan); background: transparent;
  color: var(--cyan); cursor: pointer; font-family: var(--font-body); font-weight: 700;
}
.mode-tab.active { background: var(--cyan); color: #0a0a0a; box-shadow: var(--glow-cyan); }

.tag-modal-list { display: flex; flex-wrap: wrap; gap: 8px; margin: 10px 0; }
.tag-create-row { display: flex; gap: 8px; margin-top: 12px; flex-wrap: wrap; }
.tag-create-row .input-kawaii { flex: 1; min-width: 120px; }

.support-modal { text-align: center; overflow: hidden; }
.floating-hearts { position: absolute; inset: 0; pointer-events: none; overflow: hidden; }

/* ---------- Conversion progress card ---------- */
.conversion-card {
  position: fixed; bottom: 20px; right: 20px; z-index: 6500; width: 300px;
  background: var(--bg-card); border: 2px solid var(--pink); border-radius: var(--radius);
  padding: 16px; box-shadow: var(--glow-pink);
}
.conversion-label { font-family: var(--font-display); font-size: 0.8rem; color: var(--pink); margin: 0 0 10px; }
.conversion-bar-track { height: 10px; background: #1a1a1a; border-radius: 6px; overflow: hidden; }
.conversion-bar-fill {
  height: 100%; width: 0%; background: linear-gradient(90deg, var(--pink), var(--cyan));
  box-shadow: 0 0 10px rgba(255,45,120,0.7); transition: width 0.2s ease;
}
.conversion-sub { font-size: 0.75rem; color: var(--text-secondary); margin: 8px 0; }

/* ---------- Install banner ---------- */
.install-banner {
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 6000;
  display: flex; align-items: center; gap: 12px; justify-content: center; flex-wrap: wrap;
  background: var(--bg-card); border-top: 2px solid var(--pink); padding: 12px 16px;
  box-shadow: 0 -6px 18px rgba(255,45,120,0.25);
}

/* ---------- Toasts / fx ---------- */
.toast-layer {
  position: fixed; top: 16px; right: 16px; z-index: 9800; display: flex; flex-direction: column; gap: 8px;
}
.toast {
  background: var(--bg-card); border: 2px solid var(--cyan); border-radius: var(--radius);
  padding: 10px 16px; color: var(--text); box-shadow: var(--glow-cyan); font-size: 0.88rem;
  animation: toastIn 0.25s ease;
}
.toast.warn { border-color: var(--pink); box-shadow: var(--glow-pink); }
@keyframes toastIn { from { transform: translateX(30px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

.fx-heart, .fx-star { position: absolute; animation: floatUp 1.6s ease-out forwards; }
@keyframes floatUp {
  0% { transform: translateY(0) scale(0.6) rotate(0deg); opacity: 1; }
  100% { transform: translateY(-160px) scale(1.1) rotate(20deg); opacity: 0; }
}

/* ---------- Loading spinner ---------- */
.spinner {
  width: 44px; height: 44px; border-radius: 50%;
  background: conic-gradient(from 0deg, var(--pink), var(--cyan), var(--pink));
  -webkit-mask: radial-gradient(farthest-side, transparent calc(100% - 6px), #000 0);
  mask: radial-gradient(farthest-side, transparent calc(100% - 6px), #000 0);
  animation: spin 0.9s linear infinite;
  filter: drop-shadow(0 0 8px rgba(255,45,120,0.6));
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Responsive ---------- */
@media (max-width: 640px) {
  .app-header { grid-template-columns: auto 1fr auto; padding: 10px 12px; }
  .brand-title { font-size: 1.1rem; }
  .logo-mark { font-size: 1.4rem; }
  #mainContent { padding: 14px 12px 120px; }
  .book-detail-header { flex-direction: column; align-items: center; text-align: center; }
  .cover-wrap { width: 160px; }
  .book-detail-cover { width: 160px; height: 240px; }
  .conversion-card { left: 12px; right: 12px; width: auto; }
}

button, [role="button"], .icon-btn, .btn { min-height: 44px; }
