/* ===== Foldly – Minimalist origami design ===== */

:root {
  --bg: #ffffff;
  --bg-pattern: #ffffff;
  --surface: #ffffff;
  --surface-alt: #fafafa;
  --border: #eaeaea;
  --border-light: #f2f2f2;
  --text: #1a1a1a;
  --text-secondary: #555;
  --text-muted: #999;
  --accent: #9b7bc7;
  --accent-hover: #8566b3;
  --accent-light: #f5f1fa;
  --accent-glow: #9b7bc718;
  --sage: #8fa5a0;
  --sage-light: #f0f5f4;
  --lavender: #b5a0c9;
  --lavender-light: #f5f1f9;
  --cream: #fdf6ec;
  --rose: #d4a0a8;
  --rose-light: #fdf2f4;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.04);
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 4px 12px rgba(0,0,0,0.03);
  --shadow-lg: 0 2px 6px rgba(0,0,0,0.06), 0 10px 28px rgba(0,0,0,0.05);
  --radius: 10px;
  --fold-angle: 20px;
}

/* Dark mode */
body.dark {
  --bg: #111;
  --bg-pattern: #111;
  --surface: #1a1a1a;
  --surface-alt: #202020;
  --border: #2e2e2e;
  --border-light: #252525;
  --text: #eee;
  --text-secondary: #aaa;
  --text-muted: #666;
  --accent: #b89edb;
  --accent-hover: #c8b0e8;
  --accent-light: #221a2e;
  --accent-glow: #b89edb20;
  --sage: #a5bbb6;
  --sage-light: #1a2220;
  --lavender: #c5b0d9;
  --lavender-light: #201a28;
  --cream: #252010;
  --rose: #d4a8b0;
  --rose-light: #251a1c;
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.2);
  --shadow: 0 1px 3px rgba(0,0,0,0.25), 0 4px 12px rgba(0,0,0,0.15);
  --shadow-lg: 0 2px 6px rgba(0,0,0,0.3), 0 10px 28px rgba(0,0,0,0.2);
}

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

body {
  font-family: 'DM Sans', sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  min-height: 100vh;
}

.container { max-width: 780px; margin: 0 auto; padding: 48px 24px 100px; }

/* ===== Top navigation bar ===== */
.top-bar {
  display: flex; align-items: center; justify-content: flex-end;
  gap: 10px; margin-bottom: 8px; flex-wrap: wrap;
}
.top-bar-left { margin-right: auto; display: flex; align-items: center; gap: 8px; }
.top-bar .user-badge {
  font-size: 0.82rem; color: var(--text-muted);
  display: flex; align-items: center; gap: 6px;
}
.top-bar .user-badge .user-email { color: var(--text-secondary); font-weight: 500; }
.top-bar .remaining-badge {
  font-size: 0.72rem; background: var(--accent-light); color: var(--accent);
  padding: 2px 10px; border-radius: 20px; font-weight: 600;
}

.btn-sm {
  padding: 5px 14px; border-radius: 6px; font-size: 0.8rem; font-family: inherit;
  font-weight: 500; cursor: pointer; transition: all 0.2s; border: 1px solid var(--border);
  background: var(--surface); color: var(--text-secondary);
}
.btn-sm:hover { border-color: var(--accent); color: var(--accent); }
.btn-sm.primary { background: var(--accent); color: #fff; border-color: var(--accent); }
.btn-sm.primary:hover { background: var(--accent-hover); }
.btn-sm.ghost { border: none; background: none; }
.btn-sm.ghost:hover { color: var(--accent); }

.theme-toggle {
  width: 32px; height: 32px; border-radius: 50%; border: 1px solid var(--border);
  background: var(--surface); cursor: pointer; display: flex;
  align-items: center; justify-content: center; transition: all 0.2s;
  color: var(--text-muted); font-size: 1rem;
}
.theme-toggle:hover { border-color: var(--accent); color: var(--accent); }

/* ===== Header ===== */
header { margin-bottom: 40px; text-align: center; }
header::after { display: none; }
.logo-row { display: flex; align-items: center; gap: 14px; margin-bottom: 8px; justify-content: center; }
.logo-crane { width: 40px; height: 40px; color: var(--accent); filter: drop-shadow(0 2px 4px var(--accent-glow)); }
h1 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(2rem, 5vw, 2.8rem);
  font-weight: 400; letter-spacing: -0.02em; line-height: 1.2;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 60%, var(--lavender) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
header .subtitle { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== Input area ===== */
.input-area {
  background: var(--surface); border-radius: var(--radius);
  padding: 1.4rem 1.6rem; border: 1px solid var(--border);
  margin-bottom: 2rem; box-shadow: var(--shadow-sm);
  position: relative; text-align: center;
}
/* Folded corner */
.input-area::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: var(--fold-angle); height: var(--fold-angle);
  background: linear-gradient(225deg, var(--bg) 50%, var(--border) 50%, var(--surface-alt) 51%);
  border-radius: 0 var(--radius) 0 0;
}
.input-area label {
  display: block; font-weight: 600; margin-bottom: 0.5rem; font-size: 0.82rem;
  color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.06em;
}
.input-row { display: flex; gap: 0.75rem; justify-content: center; }
.input-row input {
  flex: 1; padding: 0.7rem 1rem; border: 1px solid var(--border); border-radius: 6px;
  font-size: 0.95rem; font-family: inherit; background: var(--surface-alt);
  color: var(--text); transition: border-color 0.2s;
}
.btn-row { display: flex; justify-content: center; margin-top: 1rem; }
.input-row input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.input-row input::placeholder { color: var(--text-muted); }

/* Options row */
.options-row {
  display: flex; gap: 0.75rem; margin-top: 1rem; flex-wrap: wrap; align-items: center; justify-content: center;
}
.option-group { display: flex; align-items: center; gap: 6px; }
.option-group label { font-size: 0.78rem; color: var(--text-muted); text-transform: none; letter-spacing: 0; font-weight: 500; margin-bottom: 0; }
.option-group select {
  padding: 4px 10px; border: 1px solid var(--border); border-radius: 5px;
  font-size: 0.82rem; font-family: inherit; background: var(--surface-alt);
  color: var(--text); cursor: pointer;
}
.option-group select:focus { outline: none; border-color: var(--accent); }

.btn-primary {
  padding: 0.7rem 1.5rem; background: linear-gradient(135deg, var(--accent), var(--accent-hover)); color: #fff; border: none;
  border-radius: 6px; font-size: 0.95rem; font-family: inherit; font-weight: 600;
  cursor: pointer; transition: all 0.2s; white-space: nowrap;
  box-shadow: 0 2px 8px var(--accent-glow);
}
.btn-primary:hover { background: linear-gradient(135deg, var(--accent-hover), var(--accent)); transform: translateY(-1px); box-shadow: 0 4px 12px var(--accent-glow); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }

.supported-sources { margin-top: 0.5rem; font-size: 0.75rem; color: var(--text-muted); }

/* ===== Fold divider ===== */
.fold-divider {
  border: none; height: 1px; margin: 2rem 0;
  background: repeating-linear-gradient(90deg, var(--accent) 0, var(--accent) 4px, transparent 4px, transparent 12px, var(--lavender) 12px, var(--lavender) 16px, transparent 16px, transparent 24px);
  opacity: 0.3;
}

/* ===== Loading / Origami animation ===== */
.loading-container {
  display: none; flex-direction: column; align-items: center; gap: 1.4rem;
  padding: 3rem 2rem; background: var(--surface); border-radius: var(--radius);
  border: 1px solid var(--border); margin-bottom: 1.5rem; box-shadow: var(--shadow);
  position: relative;
}
.loading-container::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: var(--fold-angle); height: var(--fold-angle);
  background: linear-gradient(225deg, var(--bg) 50%, var(--border) 50%, var(--surface-alt) 51%);
  border-radius: 0 var(--radius) 0 0;
}
.loading-container.visible { display: flex; }
.loading-container.error { border-color: var(--rose); }

.origami-stage { position: relative; width: 160px; height: 160px; }
.origami-stage img {
  position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  object-fit: contain;
  opacity: 0; transition: opacity 0.7s ease; filter: drop-shadow(0 4px 12px var(--accent-glow));
}
.origami-stage img.active { opacity: 1; }

.loading-status { text-align: center; }
.loading-status .status-text { font-size: 0.92rem; color: var(--text-secondary); margin-bottom: 2px; }
.loading-status .eta-text { font-size: 0.82rem; color: var(--text-muted); font-variant-numeric: tabular-nums; }
.loading-status .error-text { color: var(--rose); }

.progress-track {
  width: 100%; max-width: 260px; height: 3px; background: var(--border);
  border-radius: 2px; overflow: hidden;
}
.progress-track-fill {
  height: 100%; border-radius: 2px; width: 0%;
  background: linear-gradient(90deg, var(--sage), var(--accent), var(--lavender));
  transition: width 0.4s ease;
}
.progress-track.indeterminate .progress-track-fill {
  width: 30%; animation: indeterminate 1.5s ease-in-out infinite;
}
@keyframes indeterminate { 0% { transform: translateX(-100%); } 100% { transform: translateX(430%); } }

/* ===== Result ===== */
.result { display: none; }
.result.visible { display: block; animation: fadeUp 0.4s ease; }
@keyframes fadeUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }

.result-header { margin-bottom: 36px; position: relative; text-align: center; }
.result-header::after {
  content: ''; position: absolute; bottom: -16px; left: 50%; transform: translateX(-50%);
  width: 48px; height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--lavender));
}
.result-header h2 {
  font-family: 'DM Serif Display', serif;
  font-size: clamp(1.5rem, 4vw, 2rem); font-weight: 400;
  letter-spacing: -0.02em; line-height: 1.2; margin-bottom: 6px;
  background: linear-gradient(135deg, var(--text) 0%, var(--accent) 70%, var(--lavender) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.result-header .subtitle { color: var(--text-muted); font-size: 0.9rem; }
.result-header .subtitle a {
  color: var(--accent); text-decoration: none;
  border-bottom: 1px solid var(--accent-glow); transition: border-color 0.2s;
}
.result-header .subtitle a:hover { border-color: var(--accent); }

/* Cost & share bar */
.result-meta-bar {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  margin-bottom: 20px; font-size: 0.78rem; justify-content: center;
}
.meta-chip {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 12px; border-radius: 20px; font-weight: 500;
}
.meta-chip.cost { background: var(--sage-light); color: var(--sage); }
.meta-chip.tokens { background: var(--lavender-light); color: var(--lavender); }
.meta-chip.share { background: var(--accent-light); color: var(--accent); cursor: pointer; transition: all 0.2s; }
.meta-chip.share:hover { box-shadow: 0 0 0 2px var(--accent-glow); }

.result-debug {
  margin: -6px auto 16px;
  max-width: 820px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid #f4c7c7;
  background: #fff7f7;
  color: #8b3f3f;
  font-size: 0.78rem;
  line-height: 1.45;
}
.result-debug strong {
  color: #6f2e2e;
}
.result-debug code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  background: rgba(139, 63, 63, 0.08);
  border-radius: 4px;
  padding: 1px 4px;
}

.overall-summary {
  color: var(--text-secondary); font-size: 0.9rem; margin-bottom: 24px;
  padding: 1.2rem 1.4rem; background: var(--surface); border-radius: var(--radius);
  border: 1px solid var(--border); border-left: 3px solid var(--accent); font-style: italic; line-height: 1.75;
  box-shadow: var(--shadow-sm); position: relative;
}
.overall-summary::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: 20px; height: 20px;
  background: linear-gradient(225deg, var(--bg) 50%, var(--border) 50%, var(--surface-alt) 51%);
  border-radius: 0 var(--radius) 0 0;
}

/* Key quotes – collapsible */
.key-quotes { margin-bottom: 28px; }
.key-quotes-header {
  display: flex; align-items: center; gap: 8px; cursor: pointer;
  padding: 10px 0; user-select: none; transition: color 0.2s;
}
.key-quotes-header:hover { color: var(--accent); }
.key-quotes-header .kq-arrow {
  width: 16px; height: 16px; color: var(--text-muted);
  transition: transform 0.3s ease, color 0.2s; flex-shrink: 0;
}
.key-quotes.open .kq-arrow { transform: rotate(90deg); color: var(--accent); }
.key-quotes-title {
  font-family: 'DM Serif Display', serif; font-size: 1rem; color: var(--text);
  display: flex; align-items: center; gap: 8px; margin: 0;
}
.key-quotes-title svg { color: var(--accent); }
.key-quotes-body {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.key-quotes-body > .kq-inner { overflow: hidden; }
.key-quotes.open .key-quotes-body { grid-template-rows: 1fr; }
.quote-card {
  padding: 1rem 1.2rem 1rem 1.6rem; margin-bottom: 10px;
  border-left: 3px solid var(--lavender); background: var(--lavender-light);
  border-radius: 0 var(--radius) var(--radius) 0; font-size: 0.88rem;
  line-height: 1.7; position: relative;
}
.quote-card .quote-text { color: var(--text); font-style: italic; margin-bottom: 4px; }
.quote-card .quote-meta { font-size: 0.78rem; color: var(--text-muted); }
.quote-card .quote-time {
  color: var(--accent); cursor: pointer; font-weight: 500;
  border-bottom: 1px dashed var(--accent-glow);
}
.quote-card .quote-time:hover { border-bottom-color: var(--accent); }

/* Toolbar */
.toolbar { display: flex; align-items: center; gap: 8px; margin-bottom: 20px; flex-wrap: wrap; }

.search-box {
  flex: 1; min-width: 180px; position: relative;
}
.search-box input {
  width: 100%; padding: 7px 12px 7px 34px; border: 1px solid var(--border);
  border-radius: 6px; font-size: 0.85rem; font-family: inherit;
  background: var(--surface); color: var(--text); transition: border-color 0.2s;
}
.search-box input:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }
.search-box input::placeholder { color: var(--text-muted); }
.search-box .search-icon {
  position: absolute; left: 10px; top: 50%; transform: translateY(-50%);
  color: var(--text-muted); width: 16px; height: 16px;
}
.search-count { font-size: 0.72rem; color: var(--text-muted); margin-left: 4px; white-space: nowrap; }

.toolbar-btn {
  display: inline-flex; align-items: center; gap: 5px; background: none;
  border: 1px solid var(--border); color: var(--text-muted); padding: 7px 14px;
  border-radius: 6px; font-family: 'DM Sans', sans-serif; font-size: 0.8rem;
  cursor: pointer; transition: all 0.2s; white-space: nowrap;
}
.toolbar-btn:hover { border-color: var(--accent); color: var(--accent); }
.toolbar-btn svg { width: 14px; height: 14px; }

.instructions { color: var(--text-muted); font-size: 0.82rem; margin-bottom: 14px; font-style: italic; }
.kbd { font-size: 0.7rem; background: var(--surface-alt); border: 1px solid var(--border); padding: 1px 5px; border-radius: 3px; font-family: monospace; }

/* ===== Folded paper strip accordion ===== */
.sections-strip {
  border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow); border: 1px solid var(--border);
  position: relative; background: var(--surface);
}
.sections-strip::before {
  content: ''; position: absolute; top: 0; right: 0; z-index: 2;
  width: var(--fold-angle); height: var(--fold-angle);
  background: linear-gradient(225deg, var(--bg) 50%, var(--border) 50%, var(--surface-alt) 51%);
  border-radius: 0 var(--radius) 0 0;
}
.sections-strip:empty { display: none; }

.section {
  margin: 0; border-radius: 0; overflow: hidden; transition: all 0.3s;
  box-shadow: none; position: relative; background: var(--surface);
  border: none; border-bottom: 1px solid var(--border);
}
.section:last-child { border-bottom: none; }

/* Fold crease triangles on edges */
.section + .section::before {
  content: ''; position: absolute; top: -5px; left: 0; z-index: 1;
  width: 0; height: 0;
  border-top: 5px solid transparent; border-bottom: 5px solid transparent;
  border-left: 8px solid var(--border); transition: border-color 0.3s;
}
.section + .section::after {
  content: ''; position: absolute; top: -5px; right: 0; z-index: 1;
  width: 0; height: 0;
  border-top: 5px solid transparent; border-bottom: 5px solid transparent;
  border-right: 8px solid var(--border); transition: border-color 0.3s;
}
.section.open + .section::before,
.section + .section.open::before { border-left-color: var(--accent); }
.section.open + .section::after,
.section + .section.open::after { border-right-color: var(--accent); }

.section:hover { background: var(--surface); }
.section.open { background: var(--surface); }
.section.search-highlight { background: var(--accent-light); }

.section-header {
  display: flex; align-items: flex-start; gap: 14px; padding: 16px 20px;
  cursor: pointer; transition: background 0.2s; user-select: none;
}
.section-header:hover { background: var(--surface-alt); }
.section-header .arrow {
  flex-shrink: 0; width: 18px; height: 18px; margin-top: 4px;
  color: var(--text-muted); transition: transform 0.35s ease, color 0.2s;
}
.section.open .arrow { transform: rotate(90deg); color: var(--accent); }
.section-info { flex: 1; min-width: 0; }
.section-title {
  font-family: 'DM Serif Display', serif; font-size: 1.05rem;
  color: var(--text); margin-bottom: 3px; line-height: 1.35;
  transition: color 0.2s;
}
.section.open .section-title { color: var(--accent); }
.section-header:hover .section-title { color: var(--accent); }
.section-summary { font-size: 0.83rem; color: var(--text-muted); line-height: 1.5; }
.section-meta { display: flex; align-items: center; gap: 8px; margin-top: 6px; }
.timestamp {
  font-size: 0.73rem; color: var(--accent); font-variant-numeric: tabular-nums;
  cursor: pointer; font-weight: 500; transition: color 0.2s;
  border-bottom: 1px dashed var(--accent-glow);
}
.timestamp:hover { color: var(--accent-hover); border-bottom-color: var(--accent); }

/* Category badge */
.section-category {
  display: inline-block; font-size: 0.62rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.08em;
  padding: 2px 8px; border-radius: 4px; line-height: 1.4;
}
.section-category.cat-introduction { background: var(--accent-light); color: var(--accent); }
.section-category.cat-background { background: var(--sage-light); color: var(--sage); }
.section-category.cat-analysis { background: var(--lavender-light); color: var(--lavender); }
.section-category.cat-discussion { background: #f0f4ff; color: #7b8fc4; }
.section-category.cat-story { background: var(--cream); color: #b89a5a; }
.section-category.cat-deep-dive { background: #f0f4ff; color: #7b8fc4; }
.section-category.cat-opinion { background: var(--rose-light); color: var(--rose); }
.section-category.cat-conclusion { background: var(--accent-light); color: var(--accent); }
.section-category.cat-practical { background: var(--sage-light); color: var(--sage); }
.section-category.cat-interview { background: var(--lavender-light); color: var(--lavender); }
.section-category.cat-other { background: var(--surface-alt); color: var(--text-muted); }

body.dark .section-category.cat-discussion { background: #1a1e2a; color: #9aaad4; }
body.dark .section-category.cat-story { background: #252010; color: #c4aa6a; }
body.dark .section-category.cat-deep-dive { background: #1a1e2a; color: #9aaad4; }

/* Section body – smooth CSS Grid expand */
.section-body {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
.section-body > .section-body-inner {
  overflow: hidden;
}
.section.open .section-body {
  grid-template-rows: 1fr;
}

.transcript-text {
  padding: 16px 20px 20px 52px; font-size: 0.86rem; color: var(--text);
  line-height: 1.85; border-top: 1px solid var(--border);
}
.transcript-text h4 {
  font-family: 'DM Serif Display', serif; font-size: 0.9rem; font-weight: 400;
  color: var(--accent); margin-top: 18px; margin-bottom: 5px;
}
.transcript-text h4:first-child { margin-top: 0; }
.transcript-text p { margin-bottom: 10px; }
.transcript-text p:last-child { margin-bottom: 0; }

/* Search highlight */
mark {
  background: var(--cream); color: var(--text); padding: 1px 2px;
  border-radius: 2px; font-style: normal;
}

/* Inline original text per subsection */
.inline-original-toggle {
  display: inline-flex; align-items: center; gap: 5px; background: none;
  border: 1px dashed var(--border); color: var(--text-muted); padding: 3px 10px;
  border-radius: 4px; font-family: 'DM Sans', sans-serif; font-size: 0.72rem;
  cursor: pointer; margin: 6px 0 14px 0; transition: all 0.2s;
}
.inline-original-toggle:hover { border-color: var(--sage); color: var(--sage); background: var(--sage-light); }
.inline-original-toggle .toggle-arrow {
  display: inline-block; transition: transform 0.3s; font-size: 0.6rem;
}
.inline-original-toggle.open .toggle-arrow { transform: rotate(90deg); }

.inline-original-text {
  display: grid; grid-template-rows: 0fr;
  transition: grid-template-rows 0.3s cubic-bezier(0.4, 0, 0.2, 1), margin 0.3s ease, padding 0.3s ease;
  margin: 0; padding: 0; font-size: 0.8rem; color: var(--text-muted);
  line-height: 1.75; background: var(--surface-alt); border-radius: 6px;
  border-left: 3px solid var(--sage); overflow: hidden;
}
.inline-original-text > .orig-inner { overflow: hidden; }
.inline-original-text.visible {
  grid-template-rows: 1fr; padding: 12px 16px; margin: 6px 0 16px 0;
}
.inline-original-text h5 {
  font-family: 'DM Sans', sans-serif; font-size: 0.7rem; font-weight: 600;
  color: var(--sage); margin: 12px 0 4px 0; letter-spacing: 0.03em;
  font-variant-numeric: tabular-nums;
}
.inline-original-text h5:first-child { margin-top: 0; }
.inline-original-text p { margin-bottom: 8px; }
.inline-original-text p:last-child { margin-bottom: 0; }

/* ===== YouTube Player ===== */
.player-container {
  display: none; margin-bottom: 24px; border-radius: var(--radius);
  overflow: hidden; box-shadow: var(--shadow); border: 1px solid var(--border);
  position: relative;
}
.player-container.visible { display: block; animation: fadeUp 0.3s ease; }
.player-container iframe { width: 100%; aspect-ratio: 16/9; display: block; border: none; }

/* ===== Auth modals ===== */
.modal-overlay {
  display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.4);
  backdrop-filter: blur(4px); z-index: 100; align-items: center; justify-content: center;
}
.modal-overlay.visible { display: flex; }
.modal {
  background: var(--surface); border-radius: 14px; padding: 2rem 2.2rem;
  width: 90%; max-width: 400px; box-shadow: var(--shadow-lg);
  border: 1px solid var(--border); position: relative;
}
.modal::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: 28px; height: 28px;
  background: linear-gradient(225deg, var(--bg) 50%, var(--border) 50%, var(--surface-alt) 51%);
  border-radius: 0 14px 0 0;
}
.modal h3 {
  font-family: 'DM Serif Display', serif; font-size: 1.3rem; font-weight: 400;
  margin-bottom: 1.2rem; color: var(--text);
}
.modal .form-group { margin-bottom: 0.9rem; }
.modal .form-group label {
  display: block; font-size: 0.78rem; font-weight: 500;
  color: var(--text-muted); margin-bottom: 4px;
}
.modal .form-group input {
  width: 100%; padding: 0.6rem 0.9rem; border: 1px solid var(--border);
  border-radius: 6px; font-size: 0.9rem; font-family: inherit;
  background: var(--surface-alt); color: var(--text);
}
.modal .form-group input:focus { outline: none; border-color: var(--accent); }
.modal .form-error { color: var(--rose); font-size: 0.82rem; margin-top: 8px; min-height: 1.2em; }
.modal .form-actions { display: flex; gap: 10px; margin-top: 1.2rem; }
.modal .form-actions button { flex: 1; }
.modal .switch-link {
  text-align: center; margin-top: 1rem; font-size: 0.82rem; color: var(--text-muted);
}
.modal .switch-link a { color: var(--accent); cursor: pointer; text-decoration: none; border-bottom: 1px solid var(--accent-glow); }
.modal .switch-link a:hover { border-bottom-color: var(--accent); }

.modal-divider {
  display: flex; align-items: center; gap: 12px; margin: 1.2rem 0;
  color: var(--text-muted); font-size: 0.78rem;
}
.modal-divider::before, .modal-divider::after {
  content: ''; flex: 1; height: 1px; background: var(--border);
}
.google-signin-wrapper { display: flex; justify-content: center; min-height: 44px; }

/* Google Sign-In avatar */
.user-avatar {
  width: 24px; height: 24px; border-radius: 50%; vertical-align: middle; margin-right: 4px;
}

/* ===== History panel ===== */
.history-panel {
  display: none; position: fixed; top: 0; right: 0; bottom: 0; width: 360px;
  max-width: 90vw; background: var(--surface); border-left: 1px solid var(--border);
  box-shadow: var(--shadow-lg); z-index: 90; overflow-y: auto; padding: 1.5rem;
}
.history-panel.visible { display: block; animation: slideIn 0.3s ease; }
@keyframes slideIn { from { transform: translateX(100%); } to { transform: translateX(0); } }
.history-panel h3 {
  font-family: 'DM Serif Display', serif; font-size: 1.1rem; font-weight: 400;
  margin-bottom: 1rem; display: flex; align-items: center; justify-content: space-between;
}
.history-panel .close-btn {
  background: none; border: none; color: var(--text-muted);
  font-size: 1.3rem; cursor: pointer; padding: 4px;
}
.history-panel .close-btn:hover { color: var(--text); }
.history-item {
  padding: 12px; border: 1px solid var(--border); border-radius: 8px;
  margin-bottom: 8px; cursor: pointer; transition: all 0.2s; position: relative;
}
.history-item::before {
  content: ''; position: absolute; top: 0; right: 0;
  width: 16px; height: 16px;
  background: linear-gradient(225deg, var(--surface) 50%, var(--border) 50%, var(--surface-alt) 51%);
  border-radius: 0 8px 0 0;
}
.history-item:hover { border-color: var(--accent); background: var(--surface-alt); }
.history-item .hi-title { font-size: 0.88rem; font-weight: 500; color: var(--text); margin-bottom: 2px; line-height: 1.3; }
.history-item .hi-meta { font-size: 0.73rem; color: var(--text-muted); display: flex; gap: 8px; }
.history-empty { text-align: center; color: var(--text-muted); font-size: 0.88rem; padding: 2rem 0; }

/* ===== Copy toast ===== */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--text); color: var(--bg); padding: 10px 22px;
  border-radius: 8px; font-size: 0.85rem; font-weight: 500;
  box-shadow: var(--shadow-lg); z-index: 200;
  opacity: 0; transition: opacity 0.3s; pointer-events: none;
}
.toast.visible { opacity: 1; }

/* ===== Footer ===== */
footer {
  margin-top: 3rem; text-align: center; font-size: 0.75rem; color: var(--text-muted);
  padding-top: 1.5rem; border-top: 1px solid transparent;
  border-image: linear-gradient(90deg, transparent, var(--accent), var(--lavender), transparent) 1;
}

/* ===== Responsive ===== */
@media (max-width: 600px) {
  .container { padding: 28px 16px 80px; }
  .input-row { flex-direction: column; }
  .btn-row button { width: 100%; }
  .options-row { flex-direction: column; }
  .section-header { padding: 14px 16px; }
  .transcript-text { padding: 14px 16px 16px 16px; }
  .original-toggle { margin-left: 16px; }
  .original-text { padding: 14px 16px 16px 16px; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .search-box { min-width: 0; }
  .top-bar { gap: 6px; }
  .history-panel { width: 100%; max-width: 100%; }
}