/* ─────────────────────────────────────────────
   Korean Story Reader — style.css
   ───────────────────────────────────────────── */

:root {
  --bg:             #faf7f2;
  --bg2:            #f0ead8;
  --bg3:            #e6ddc8;
  --ink:            #1e1811;
  --muted:          #7d7060;
  --accent:         #5c3d1e;
  --gold:           #b07d3a;
  --known-bg:       #d4e8c2;
  --known-border:   #7ab648;
  --unknown-bg:     #fde8c8;
  --unknown-border: #d4813a;
  --line:           rgba(92, 61, 30, 0.15);
  --sidebar-w:      240px;
}

/* ── DARK MODE ── */
body.dark {
  --bg:             #1a1712;
  --bg2:            #231f19;
  --bg3:            #2e2820;
  --ink:            #e8e0d0;
  --muted:          #9a8f80;
  --accent:         #a0714a;
  --gold:           #c49a52;
  --known-bg:       #1e3014;
  --known-border:   #5a8c30;
  --unknown-bg:     #32200e;
  --unknown-border: #b06830;
  --line:           rgba(200, 180, 140, 0.12);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

body {
  background: var(--bg);
  color: var(--ink);
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 300;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── HEADER ── */
header {
  background: var(--accent);
  color: var(--bg);
  padding: 1.6rem 1.5rem 1.4rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
header::before {
  content: '讀書';
  position: absolute;
  right: -1rem; top: -1.5rem;
  font-size: 10rem;
  opacity: 0.06;
  font-family: serif;
  pointer-events: none;
}
.header-label {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.85rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0.7;
  margin-bottom: 0.3rem;
}
h1 {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.5rem, 3.5vw, 2.2rem);
  font-weight: 700;
  letter-spacing: -0.02em;
}
/* ── FLOATING CONTROLS (font + dark mode) ── */
.float-controls {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 500;
  display: flex;
  gap: 0.4rem;
  align-items: center;
}
.float-btn {
  width: 2.4rem;
  height: 2.4rem;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  background: var(--bg3);
  color: var(--muted);
  font-size: 0.75rem;
  font-family: 'Noto Sans KR', sans-serif;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 8px rgba(0,0,0,0.14);
  transition: background 0.18s, color 0.18s, transform 0.12s;
  line-height: 1;
}
.float-btn:hover {
  background: var(--accent);
  color: var(--bg);
  transform: scale(1.08);
}
/* Dark toggle is slightly larger and more prominent */
.float-btn.dark-toggle {
  width: 2.8rem;
  height: 2.8rem;
  font-size: 1.1rem;
  background: var(--accent);
  color: var(--bg);
  border-color: rgba(255,255,255,0.18);
  box-shadow: 0 4px 16px rgba(0,0,0,0.22);
}
.float-btn.dark-toggle:hover {
  background: var(--gold);
}

/* ── PAGE BODY ── */
.page-body {
  display: flex;
  flex: 1;
  min-height: 0;
  max-width: 1240px;
  margin: 0 auto;
  width: 100%;
}



/* ─────────────────────────────────────────────
   SIDEBAR
   ───────────────────────────────────────────── */
.sidebar {
  width: var(--sidebar-w);
  flex-shrink: 0;
  background: var(--bg2);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
}

.sidebar-header {
  padding: 1rem 1rem 0.6rem;
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--muted);
  border-bottom: 1px solid var(--line);
  font-weight: 500;
  flex-shrink: 0;
}

/* Scrollable bucket area */
#sidebarBuckets {
  flex: 1;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--bg3) transparent;
}
#sidebarBuckets::-webkit-scrollbar {
  width: 4px;
}
#sidebarBuckets::-webkit-scrollbar-track {
  background: transparent;
}
#sidebarBuckets::-webkit-scrollbar-thumb {
  background: var(--bg3);
  border-radius: 2px;
}
#sidebarBuckets::-webkit-scrollbar-thumb:hover {
  background: var(--muted);
}

/* ── VOCAB SECTION (sidebar top — always visible) ── */
.sidebar-vocab {
  flex-shrink: 0;
  border-bottom: 1px solid var(--line);
  padding: 0.75rem 1rem;
  background: var(--bg2);
}
.vocab-meta {
  font-size: 0.68rem;
  color: var(--muted);
  letter-spacing: 0.03em;
  margin-bottom: 0.5rem;
  line-height: 1.5;
}
.vocab-meta strong { color: var(--accent); }
.vocab-update-btn {
  width: 100%;
  padding: 0.45rem 0.75rem;
  background: var(--accent);
  color: var(--bg);
  border: none;
  border-radius: 3px;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.75rem;
  font-weight: 400;
  cursor: pointer;
  letter-spacing: 0.05em;
  transition: opacity 0.18s;
}
.vocab-update-btn:hover { opacity: 0.85; }

/* ── BUCKETS ── */
.bucket { border-bottom: 1px solid var(--line); }

.bucket-toggle {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  background: transparent;
  border: none;
  cursor: pointer;
  text-align: left;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--accent);
  letter-spacing: 0.04em;
  transition: background 0.15s;
  gap: 0.5rem;
}
.bucket-toggle:hover { background: var(--bg3); }
.bucket-label { flex: 1; }
.bucket-count {
  font-size: 0.68rem;
  font-weight: 400;
  color: var(--muted);
  background: var(--bg3);
  border-radius: 8px;
  padding: 0.1rem 0.45rem;
}
.bucket-arrow {
  font-size: 0.6rem;
  color: var(--muted);
  transition: transform 0.2s;
  flex-shrink: 0;
}
.bucket.open .bucket-arrow { transform: rotate(90deg); }
.bucket-stories { display: none; flex-direction: column; }
.bucket.open .bucket-stories { display: flex; }

/* Story entry in sidebar */
.story-entry {
  display: flex;
  flex-direction: column;
  padding: 0.55rem 1rem 0.55rem 1.3rem;
  cursor: pointer;
  border: none;
  background: transparent;
  text-align: left;
  border-left: 3px solid transparent;
  transition: all 0.15s;
  font-family: 'Noto Sans KR', sans-serif;
  width: 100%;
}
.story-entry:hover { background: var(--bg3); }
.story-entry.active {
  background: var(--bg);
  border-left-color: var(--accent);
}
.entry-title {
  font-family: 'Noto Serif KR', serif;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 0.1rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
}
.story-entry.active .entry-title { color: var(--accent); }

.entry-done {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.75rem;
  font-weight: 400;
  color: var(--muted);
  margin-left: 0.4rem;
  flex-shrink: 0;
}
.entry-sub {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.78rem;
  color: var(--muted);
  margin-bottom: 0.25rem;
}
.entry-pct-bar {
  height: 3px;
  background: var(--line);
  border-radius: 2px;
  overflow: hidden;
  margin-top: 0.2rem;
}
.entry-pct-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--known-border), var(--gold));
  border-radius: 2px;
}

/* ─────────────────────────────────────────────
   CONTENT AREA
   ───────────────────────────────────────────── */
.content {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

/* ── CONTROLS ── */
.controls {
  max-width: 780px;
  margin: 0 auto;
  width: 100%;
  padding: 1rem 1.5rem;
  display: flex;
  flex-direction: row;
  gap: 0.5rem;
  justify-content: flex-start;
  align-items: center;
  flex-wrap: wrap;
  flex-shrink: 0;
}
.ctrl-btn {
  padding: 0.3rem 0.8rem;
  border: 1.5px solid var(--accent);
  background: transparent;
  color: var(--accent);
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.75rem;
  font-weight: 400;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.18s;
  letter-spacing: 0.04em;
}
.ctrl-btn:hover { background: var(--accent); color: var(--bg); }
.ctrl-btn.on    { background: var(--accent); color: var(--bg); }
.ctrl-btn.unknown-btn { border-color: var(--unknown-border); color: var(--unknown-border); }
.ctrl-btn.unknown-btn:hover { background: var(--unknown-border); color: white; }
.ctrl-btn.unknown-btn.on    { background: var(--unknown-border); color: white; }

/* ── LOADING ── */
.loading {
  text-align: center;
  padding: 4rem 2rem;
  color: var(--muted);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
}
.loading::after {
  content: '';
  display: inline-block;
  width: 1em;
  animation: dots 1.2s steps(3, end) infinite;
}
@keyframes dots {
  0%   { content: ''; }
  33%  { content: '.'; }
  66%  { content: '..'; }
  100% { content: '...'; }
}

/* ── STORY PANELS ── */
.story-panels { flex: 1; }
.story-panel { display: none; }
.story-panel.active { display: block; }

main {
  max-width: 780px;
  margin: 0 auto;
  padding: 0.5rem 1.5rem 5rem;
}

/* ── STORY TITLE ── */
.story-title {
  text-align: center;
  padding: 0.8rem 0 1.4rem;
  border-bottom: 1px solid var(--line);
  margin-bottom: 2rem;
}
.story-title-ko {
  font-family: 'Noto Serif KR', serif;
  font-size: clamp(1.5rem, 3.5vw, 2rem);
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 0.35rem;
}
.story-title-en {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 1rem;
  color: var(--muted);
  letter-spacing: 0.04em;
}

/* ── STORY TEXT ── */
.para { margin-bottom: 0.35rem; }
.scene-break {
  text-align: center;
  color: var(--gold);
  font-size: 0.9rem;
  letter-spacing: 0.6em;
  margin: 2rem 0 1.8rem;
  opacity: 0.45;
}
.ko-line {
  font-family: 'Noto Serif KR', serif;
  font-size: 1.08rem;
  line-height: 2.05;
  color: var(--ink);
}

/* ── TOKENS ── */
.token.known {
  background: var(--known-bg);
  border-bottom: 1.5px solid var(--known-border);
  border-radius: 2px;
  padding: 0 1px;
  cursor: pointer;
  transition: background 0.15s;
}
.token.known:hover { background: #b8d99a; }
.token.unknown {
  background: var(--unknown-bg);
  border-bottom: 1.5px solid var(--unknown-border);
  border-radius: 2px;
  padding: 0 1px;
  cursor: pointer;
  transition: background 0.15s;
}
.token.unknown:hover { background: #f8c890; }
.hl-known-off   .token.known   { background: transparent; border-bottom: none; cursor: default; }
.hl-unknown-off .token.unknown { background: transparent; border-bottom: none; cursor: default; pointer-events: none; }

/* ── PER-SENTENCE TRANSLATION ── */
.en-toggle {
  display: inline-block;
  vertical-align: middle;
  margin-left: 0.4rem;
  width: 1.1rem; height: 1.1rem;
  border-radius: 50%;
  background: var(--bg2);
  border: 1px solid var(--line);
  cursor: pointer;
  font-size: 0.58rem;
  color: var(--muted);
  text-align: center;
  line-height: 1.1rem;
  transition: all 0.15s;
  user-select: none;
}
.en-toggle:hover { background: var(--gold); color: white; border-color: var(--gold); }
.en-toggle.open  { background: var(--gold); color: white; border-color: var(--gold); }

.en-line {
  font-family: 'Cormorant Garamond', serif;
  font-style: italic;
  font-size: 0.93rem;
  color: var(--muted);
  padding: 0.1rem 0 0.9rem 1rem;
  border-left: 2.5px solid var(--gold);
  margin: 0.1rem 0 0.3rem 0.15rem;
  line-height: 1.6;
  display: none;
}
.en-line.open { display: block; }

/* ── TOOLTIP ── */
#tip {
  position: fixed;
  background: var(--ink);
  color: var(--bg);
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.8rem; font-weight: 300;
  padding: 0.35rem 0.75rem;
  border-radius: 4px;
  pointer-events: none;
  z-index: 9999;
  max-width: 260px;
  white-space: normal;
  display: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.22);
}
#tip::after {
  content: '';
  position: absolute;
  top: 100%; left: 50%;
  transform: translateX(-50%);
  border: 5px solid transparent;
  border-top-color: var(--ink);
  border-bottom: none;
}
.tip-base {
  display: block;
  opacity: 0.6;
  font-size: 0.72rem;
  margin-bottom: 0.1rem;
}
.tip-unknown-label {
  display: block;
  opacity: 0.55;
  font-size: 0.68rem;
  margin-bottom: 0.1rem;
  color: var(--unknown-border);
}

/* ─────────────────────────────────────────────
   VOCAB UPDATE MODAL
   ───────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(30, 24, 17, 0.55);
  backdrop-filter: blur(3px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.modal-overlay.open { display: flex; }

.modal {
  background: var(--bg);
  border-radius: 6px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.3);
  width: 100%;
  max-width: 480px;
  overflow: hidden;
}

.modal-header {
  background: var(--accent);
  color: var(--bg);
  padding: 1rem 1.2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.modal-header h2 {
  font-family: 'Noto Serif KR', serif;
  font-size: 1.1rem;
  font-weight: 600;
  letter-spacing: -0.01em;
}
.modal-close {
  background: transparent;
  border: none;
  color: var(--bg);
  font-size: 1rem;
  cursor: pointer;
  padding: 0.2rem 0.4rem;
  opacity: 0.7;
  transition: opacity 0.15s;
  line-height: 1;
}
.modal-close:hover { opacity: 1; }

.modal-body { padding: 1.4rem 1.4rem 1.6rem; }

.modal-desc {
  font-size: 0.85rem;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 1.2rem;
}
.modal-desc strong { color: var(--ink); }

/* Drop zone */
.drop-zone {
  border: 2px dashed var(--line);
  border-radius: 5px;
  padding: 2rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.18s;
  background: var(--bg2);
}
.drop-zone:hover, .drop-zone.drag-over {
  border-color: var(--accent);
  background: var(--bg3);
}
.drop-icon { font-size: 2rem; margin-bottom: 0.5rem; line-height: 1; }
.drop-label {
  font-size: 0.85rem;
  color: var(--ink);
  margin-bottom: 0.25rem;
}
.drop-label code {
  background: var(--bg3);
  border-radius: 3px;
  padding: 0.1rem 0.3rem;
  font-size: 0.8rem;
}
.drop-sub { font-size: 0.75rem; color: var(--muted); }

/* Processing log */
.modal-log {
  margin-top: 1rem;
  font-size: 0.78rem;
  color: var(--muted);
  line-height: 1.8;
  min-height: 0;
  max-height: 160px;
  overflow-y: auto;
}
.modal-log .log-ok   { color: #4a8c2a; }
.modal-log .log-err  { color: #c0392b; }
.modal-log .log-info { color: var(--muted); }
.modal-log .log-done {
  color: var(--accent);
  font-weight: 500;
  margin-top: 0.3rem;
}

/* ── MARK AS READ BUTTON ── */
.read-btn-wrap {
  display: flex;
  justify-content: center;
  padding: 2.5rem 0 1rem;
}
.read-btn {
  padding: 0.55rem 1.8rem;
  border: 1.5px solid var(--line);
  background: transparent;
  color: var(--muted);
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.82rem;
  font-weight: 400;
  cursor: pointer;
  border-radius: 2px;
  letter-spacing: 0.06em;
  transition: all 0.2s;
}
.read-btn:hover {
  border-color: var(--known-border);
  color: var(--known-border);
  background: var(--known-bg);
}
.read-btn.read-done {
  border-color: var(--known-border);
  background: var(--known-bg);
  color: #4a8c2a;
  font-weight: 500;
}

/* ── READ INDICATOR ON SIDEBAR ENTRY ── */
.story-entry.read {
  background: var(--bg3);
  opacity: 0.7;
}
.story-entry.read:hover {
  background: var(--bg3);
  opacity: 0.9;
}
.story-entry.read.active {
  background: var(--bg3);
  opacity: 1;
}

/* ── FOOTER ── */
footer {
  background: var(--bg2);
  border-top: 1px solid var(--line);
  text-align: center;
  padding: 1.2rem 1rem;
  font-size: 0.72rem;
  color: var(--muted);
  letter-spacing: 0.04em;
  flex-shrink: 0;
}



/* ── RESPONSIVE ── */
@media (max-width: 700px) {
  :root { --sidebar-w: 200px; }
  .entry-title { font-size: 0.8rem; }
  .ko-line     { font-size: 1rem; }
  .legend      { display: none; }
  
}
@media (max-width: 700px) {
  .page-body { flex-direction: column; }
  .sidebar {
    width: 100%;
    height: auto;
    position: static;
    border-right: none;
    border-bottom: 1px solid var(--line);
  }
  /* All buckets start closed on mobile — JS also enforces this */
  .bucket-stories { display: none; }
  .bucket.open .bucket-stories { display: flex; }
  .controls { padding: 0.8rem 1rem 0; }
  .stat     { padding: 0.4rem 0.7rem; font-size: 0.7rem; }
  main      { padding: 1.5rem 1rem 4rem; }
}





/* ── SINGLE RESPONSIVE ADSENSE UNIT ── */
.ad-container {
  width: 160px;
  flex-shrink: 0;
  padding: 1.5rem 1rem;
  display: flex;
<<<<<<< HEAD
  flex-direction: column;
  align-items: stretch;
}

.ad-toggle-btn {
  width: 100%;
  box-sizing: border-box;
  padding: 0.15rem 0.35rem;
  font-family: 'Noto Sans KR', sans-serif;
  font-size: 0.52rem;
  line-height: 1.25;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--muted);
  background: var(--bg2);
  border: 1px solid var(--line);
  border-radius: 2px;
  cursor: pointer;
  flex-shrink: 0;
  transition: background 0.15s, color 0.15s;
}

.ad-toggle-btn:hover {
  background: var(--bg3);
  color: var(--ink);
}

.ad-slot-wrap {
  display: flex;
=======
>>>>>>> parent of 9f5cf6f... Added ad button to hide and show ad
  justify-content: center;
}

.ad-container .adsbygoogle {
  display: block;
  width: 100%;
  max-width: 300px;
  min-height: 250px;
  position: sticky;
  top: 1.5rem;
}

/* ── RESPONSIVE ADS ── */
@media (max-width: 700px) {
  .page-body {
    flex-direction: column;
  }

  .ad-container {
    width: 100%;
    padding: 1rem;
  }

  .ad-container .adsbygoogle {
    max-width: 100%;
    min-height: 90px;
  }
}