:root {
  --bg: #F7F4EF;
  --surface: #FFFFFF;
  --surface-alt: #F1EDE5;
  --border: #E8E2D6;
  --text: #201D18;
  --muted: #746C5C;
  --muted-2: #9C9484;
  --accent: #E0392C;
  --accent-dark: #C22B1F;
  --accent-soft: #FCE9E6;
  --success: #2E9E5B;
  --success-soft: #E4F5EB;
  --error: #E0392C;
  --shadow: 0 1px 2px rgba(32,29,24,0.06), 0 8px 24px rgba(32,29,24,0.06);
  --shadow-lg: 0 20px 50px rgba(32,29,24,0.18);
  --radius: 14px;
  --radius-sm: 9px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', sans-serif;
  min-height: 100vh;
}

.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  background: linear-gradient(160deg, var(--bg) 0%, var(--surface-alt) 100%);
}

.login-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  width: 100%;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  box-shadow: var(--shadow-lg);
}

.login-card h1 {
  font-family: 'Sora', sans-serif;
  font-size: 22px;
  font-weight: 700;
  margin: 0 0 6px;
  text-align: center;
  color: var(--text);
}

.login-card input {
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  color: var(--text);
  font-size: 15px;
}
.login-card input:focus { outline: none; border-color: var(--accent); background: var(--surface); }

.login-card button {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 12px 0;
  font-weight: 700;
  cursor: pointer;
  transition: background .15s ease;
}
.login-card button:hover { background: var(--accent-dark); }

.login-error { color: var(--error); font-size: 13px; margin: 0; }

#app { max-width: 1080px; margin: 0 auto; padding: 36px 20px 60px; }

.header-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; justify-content: space-between; }
.title-group { display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }

h1.brand { font-family: 'Sora', sans-serif; font-size: 30px; font-weight: 800; margin: 0; letter-spacing: -0.5px; color: var(--text); }
.stats { font-family: 'JetBrains Mono', monospace; font-size: 12.5px; color: var(--muted); }

.logout-link { color: var(--muted); font-size: 13px; text-decoration: none; border: 1px solid var(--border); padding: 7px 14px; border-radius: 999px; transition: all .15s ease; background: var(--surface); }
.logout-link:hover { color: var(--text); border-color: var(--muted-2); }

nav.tabs { display: flex; gap: 4px; margin-top: 22px; border-bottom: 1px solid var(--border); }
.tab-btn { padding: 10px 4px; margin-right: 22px; font-size: 14.5px; font-weight: 600; color: var(--muted); border: none; background: none; border-bottom: 2px solid transparent; margin-bottom: -1px; cursor: pointer; font-family: inherit; transition: color .15s ease; }
.tab-btn.active { color: var(--text); border-bottom-color: var(--accent); }
.tab-btn:hover { color: var(--text); }

.search-form { display: flex; gap: 10px; margin: 22px 0 8px; flex-wrap: wrap; }

.search-input {
  flex: 1; min-width: 220px; background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 11px 15px; color: var(--text); font-size: 15px;
  box-shadow: var(--shadow);
}
.search-input:focus { outline: none; border-color: var(--accent); }
.search-input.mono { font-family: 'JetBrains Mono', monospace; }

.search-submit {
  background: var(--accent); color: #fff; border: none; border-radius: var(--radius-sm);
  padding: 11px 20px; font-weight: 700; display: flex; align-items: center; gap: 6px; cursor: pointer;
  transition: background .15s ease; box-shadow: var(--shadow);
}
.search-submit:hover { background: var(--accent-dark); }

.hint { font-size: 12.5px; color: var(--muted-2); margin: 0 0 20px; }
.error-text { color: var(--error); font-weight: 500; }

.manual-add-btn {
  background: var(--surface); border: 1px dashed var(--border); color: var(--muted);
  border-radius: var(--radius-sm); padding: 9px 16px; font-size: 13px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 6px; margin-bottom: 20px; transition: all .15s ease;
}
.manual-add-btn:hover { color: var(--accent); border-color: var(--accent); }

.load-more-btn {
  display: block; margin: 26px auto 0; background: var(--surface); border: 1px solid var(--border);
  color: var(--text); border-radius: 999px; padding: 11px 24px; font-size: 13.5px; font-weight: 600; cursor: pointer;
  box-shadow: var(--shadow); transition: all .15s ease;
}
.load-more-btn:hover { border-color: var(--accent); color: var(--accent); }
.load-more-btn[disabled] { color: var(--muted-2); cursor: default; }

.results-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 18px; }
.result-card {
  background: var(--surface); border-radius: var(--radius); padding: 12px; display: flex; flex-direction: column; gap: 8px;
  box-shadow: var(--shadow); transition: transform .15s ease, box-shadow .15s ease; border: 1px solid var(--border);
}
.result-card:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(32,29,24,0.14); }
.result-cover-wrap { display: flex; justify-content: center; }
.cover-anchor { position: relative; display: inline-block; border-radius: 8px; overflow: hidden; }
.tome-chip {
  position: absolute; top: 6px; left: 6px; background: var(--accent); color: #fff;
  font-family: 'JetBrains Mono', monospace; font-size: 10.5px; font-weight: 700; padding: 2px 7px;
  border-radius: 999px; letter-spacing: 0.3px;
}
.result-title { font-size: 13.5px; font-weight: 700; line-height: 1.3; color: var(--text); }
.result-authors { font-size: 12px; color: var(--muted); }
.source-badge {
  font-size: 10.5px; font-weight: 600; color: var(--muted-2); text-transform: uppercase; letter-spacing: 0.3px;
}
.add-btn {
  margin-top: auto; border: none; border-radius: 8px; padding: 8px 10px; font-size: 12.5px;
  font-weight: 700; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 5px;
  background: var(--success); color: #fff; transition: filter .15s ease;
}
.add-btn:hover { filter: brightness(1.08); }
.add-btn[disabled] { background: var(--surface-alt); color: var(--muted-2); cursor: default; filter: none; }

.cover { border-radius: 8px; box-shadow: 0 2px 8px rgba(32,29,24,0.18); object-fit: cover; display: block; }
.cover-placeholder {
  background: var(--surface-alt); border-radius: 8px; display: flex; align-items: center; justify-content: center; color: var(--muted-2);
}

.filters-row { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 4px; align-items: center; }
.filters-row input, .filters-row select {
  background: var(--surface); color: var(--text); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 9px 12px; font-size: 13.5px; box-shadow: var(--shadow);
}
.filters-row input { min-width: 220px; padding: 9px 14px; font-size: 14px; }
.filters-row input:focus, .filters-row select:focus { outline: none; border-color: var(--accent); }

.cat-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.cat-tab {
  background: var(--surface); border: 1px solid var(--border); color: var(--muted);
  border-radius: 999px; padding: 8px 16px; font-size: 13.5px; font-weight: 700; cursor: pointer;
  box-shadow: var(--shadow); transition: all .15s ease; display: flex; align-items: center; gap: 6px;
}
.cat-tab:hover { border-color: var(--accent); color: var(--accent); }
.cat-tab.active { border-color: transparent; }
.cat-tab-count {
  font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 600; opacity: 0.75;
}

.serie-edit-input {
  font-family: 'Inter', sans-serif; font-size: 12.5px; color: var(--muted);
  background: none; border: 1px solid transparent; border-radius: 7px; padding: 3px 6px; margin: 0 -6px 6px;
  width: 100%; display: block;
}
.serie-edit-input:hover { border-color: var(--border); background: var(--surface-alt); }
.serie-edit-input:focus { outline: none; border-color: var(--accent); background: var(--surface-alt); }
.serie-edit-input::placeholder { color: var(--muted-2); font-style: italic; }

.select-mode-btn {
  background: var(--surface); border: 1px solid var(--border); color: var(--text);
  border-radius: var(--radius-sm); padding: 9px 14px; font-size: 13px; font-weight: 600; cursor: pointer;
  box-shadow: var(--shadow); transition: all .15s ease; margin-left: auto;
}
.select-mode-btn:hover { border-color: var(--accent); color: var(--accent); }
.select-mode-btn.active { background: var(--accent); border-color: var(--accent); color: #fff; }

.sticky-filters {
  position: sticky; top: 0; z-index: 25; background: var(--bg);
  padding: 14px 0 12px; margin: 0 0 8px; border-bottom: 1px solid var(--border);
}

.status-tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
.status-tab {
  background: var(--surface); border: 1px solid var(--border); color: var(--muted);
  border-radius: 999px; padding: 6px 13px; font-size: 12.5px; font-weight: 600; cursor: pointer; transition: all .15s ease;
}
.status-tab:hover { border-color: var(--accent); color: var(--accent); }
.status-tab.active { background: var(--text); border-color: var(--text); color: var(--surface); }

.az-index { display: flex; gap: 4px; overflow-x: auto; padding-top: 10px; margin-top: 2px; border-top: 1px dashed var(--border); }
.az-letter {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 50%; border: 1px solid var(--border);
  background: var(--surface); color: var(--muted); font-size: 11.5px; font-weight: 700; cursor: pointer; transition: all .15s ease;
}
.az-letter:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }

.series-group { scroll-margin-top: 190px; }

.series-progress { display: flex; align-items: center; gap: 8px; margin: -4px 0 12px; }
.series-progress-bar { flex: 1; max-width: 220px; height: 6px; border-radius: 999px; background: var(--surface-alt); overflow: hidden; }
.series-progress-fill { height: 100%; background: var(--success); border-radius: 999px; }
.series-progress-label { font-family: 'JetBrains Mono', monospace; font-size: 11px; color: var(--muted-2); white-space: nowrap; }

.empty-shelf { padding: 60px 0; text-align: center; color: var(--muted-2); }
.empty-shelf .big { font-family: 'Sora', sans-serif; font-size: 19px; font-weight: 700; color: var(--text); }
.empty-shelf .small { font-size: 13.5px; margin-top: 4px; }

.category-block { margin-bottom: 40px; }
.category-title { font-family: 'Sora', sans-serif; font-size: 18px; font-weight: 700; margin-bottom: 18px; color: var(--text); }
.category-title .count { font-family: 'JetBrains Mono', monospace; font-weight: 500; font-size: 12px; color: var(--muted-2); }

.series-group { margin-bottom: 26px; }
.series-header { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; flex-wrap: wrap; }
.series-title { font-size: 14.5px; font-weight: 700; color: var(--text); }
.series-count {
  font-family: 'JetBrains Mono', monospace; font-weight: 600; font-size: 11px; color: var(--accent-dark);
  background: var(--accent-soft); padding: 2px 8px; border-radius: 999px;
}
.series-row { display: flex; flex-wrap: wrap; gap: 14px; }

.serie-status-chip {
  font-size: 11px; font-weight: 700; padding: 3px 10px; border-radius: 999px; border: 1px solid var(--border);
  background: var(--surface); color: var(--muted); cursor: pointer; transition: all .15s ease;
}
.serie-status-chip:hover { border-color: var(--muted-2); color: var(--text); }
.serie-status-chip.terminee { background: var(--success-soft); border-color: var(--success); color: var(--success); }

.select-series-link {
  font-size: 11.5px; font-weight: 600; color: var(--accent); background: none; border: none; cursor: pointer;
  text-decoration: underline; padding: 0;
}

.tome-card { border: none; background: none; padding: 0; cursor: pointer; width: 110px; flex-shrink: 0; }
.tome-cover-wrap {
  position: relative; border-radius: 10px; overflow: hidden; box-shadow: var(--shadow);
  transition: transform .15s ease, box-shadow .15s ease; border: 1px solid var(--border);
}
.tome-card:hover .tome-cover-wrap { transform: translateY(-4px); box-shadow: 0 14px 28px rgba(32,29,24,0.2); }
.tome-card.not-owned .tome-cover-wrap { opacity: 0.4; filter: grayscale(0.6); }
.tome-card.selected .tome-cover-wrap { outline: 3px solid var(--accent); outline-offset: 2px; }
.tome-badge {
  position: absolute; top: 6px; left: 6px; background: var(--accent); color: #fff;
  font-family: 'JetBrains Mono', monospace; font-size: 11px; font-weight: 700; padding: 2px 7px; border-radius: 999px;
}
.tome-status-icons { position: absolute; bottom: 6px; right: 6px; display: flex; gap: 4px; }
.status-dot {
  width: 20px; height: 20px; border-radius: 50%; display: flex; align-items: center; justify-content: center;
  color: #fff; box-shadow: 0 1px 3px rgba(0,0,0,0.3);
}
.status-dot.read { background: var(--success); }
.status-dot.loan { background: var(--text); }

.tome-checkbox {
  position: absolute; top: 6px; right: 6px; width: 22px; height: 22px; border-radius: 6px;
  background: rgba(255,255,255,0.85); border: 2px solid var(--muted-2); display: flex; align-items: center; justify-content: center;
  color: #fff;
}
.tome-checkbox.checked { background: var(--accent); border-color: var(--accent); }

.bulk-bar {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 40; background: var(--surface);
  border-top: 1px solid var(--border); box-shadow: 0 -8px 24px rgba(32,29,24,0.12);
}
.bulk-bar-inner {
  max-width: 1080px; margin: 0 auto; padding: 14px 20px; display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
}
.bulk-count { font-weight: 700; font-size: 13.5px; color: var(--text); white-space: nowrap; }
.bulk-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.bulk-group { display: flex; align-items: center; gap: 4px; }
.bulk-group-label { font-size: 12px; color: var(--muted); font-weight: 600; margin-right: 4px; }
.bulk-group button {
  border: 1px solid var(--border); background: var(--surface-alt); color: var(--text); border-radius: 7px;
  padding: 5px 10px; font-size: 12px; font-weight: 600; cursor: pointer; transition: all .15s ease;
}
.bulk-group button:hover { border-color: var(--accent); color: var(--accent); }
.bulk-group button[disabled] { opacity: 0.5; cursor: default; }
.bulk-delete {
  border: 1px solid var(--accent-soft); background: none; color: var(--error); border-radius: 7px;
  padding: 6px 12px; font-size: 12.5px; font-weight: 700; cursor: pointer; display: flex; align-items: center; gap: 5px;
  transition: all .15s ease; margin-left: auto;
}
.bulk-delete:hover { background: var(--accent-soft); }
.bulk-delete[disabled] { opacity: 0.5; cursor: default; }

.modal-overlay { position: fixed; inset: 0; background: rgba(32,29,24,0.5); backdrop-filter: blur(2px); display: flex; align-items: center; justify-content: center; padding: 20px; z-index: 50; }
.modal-card {
  background: var(--surface); border-radius: 18px; padding: 26px; width: 100%; max-width: 400px; max-height: 85vh;
  overflow-y: auto; position: relative; border: 1px solid var(--border); box-shadow: var(--shadow-lg);
}
.modal-close { position: absolute; top: 16px; right: 16px; background: var(--surface-alt); border: none; color: var(--muted); cursor: pointer; border-radius: 50%; width: 28px; height: 28px; display: flex; align-items: center; justify-content: center; transition: all .15s ease; }
.modal-close:hover { color: var(--text); background: var(--border); }

.modal-book-row { display: flex; gap: 14px; margin-bottom: 16px; }
.modal-book-title { font-weight: 700; font-size: 15px; }
.modal-book-authors { font-size: 13px; color: var(--muted); }

.title-tome-row { display: flex; gap: 8px; align-items: flex-start; }
.title-tome-row .title-edit-input { flex: 1; min-width: 0; }
.tome-edit-input {
  width: 58px; text-align: center; font-family: 'JetBrains Mono', monospace; font-weight: 700; font-size: 14px;
  color: var(--text); background: var(--surface-alt); border: 1px solid var(--border); border-radius: 7px; padding: 5px 4px; flex-shrink: 0;
}
.tome-edit-input:hover { border-color: var(--muted-2); }
.tome-edit-input:focus { outline: none; border-color: var(--accent); background: var(--surface); }

.title-edit-input {
  font-family: 'Sora', sans-serif; font-weight: 700; font-size: 17px; color: var(--text);
  background: none; border: 1px solid transparent; border-radius: 7px; padding: 3px 6px; margin: -3px -6px 2px;
  width: 100%; display: block;
}
.author-edit-input {
  font-family: 'Inter', sans-serif; font-size: 13px; color: var(--muted);
  background: none; border: 1px solid transparent; border-radius: 7px; padding: 3px 6px; margin: -3px -6px 6px;
  width: 100%; display: block;
}
.title-edit-input:hover, .author-edit-input:hover { border-color: var(--border); background: var(--surface-alt); }
.title-edit-input:focus, .author-edit-input:focus { outline: none; border-color: var(--accent); background: var(--surface-alt); }

.cat-label { font-size: 12.5px; color: var(--muted); display: block; margin-bottom: 6px; font-weight: 600; }
.cat-options { display: flex; gap: 8px; margin-bottom: 20px; }
.cat-options button { padding: 8px 14px; border-radius: 999px; border: 1px solid var(--border); font-weight: 700; font-size: 13px; cursor: pointer; transition: all .15s ease; }
.cat-options button.selected { border: 2px solid var(--accent); }
.cat-options-compact { margin-bottom: 0; }
.cat-options-compact button { padding: 5px 11px; font-size: 11.5px; }

.cover-edit-col { display: flex; flex-direction: column; align-items: center; gap: 6px; }
.cover-edit-toggle {
  font-size: 11px; font-weight: 600; color: var(--accent); background: none; border: none; cursor: pointer;
  text-decoration: underline; padding: 0;
}
.cover-editor {
  background: var(--surface-alt); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 14px; margin-bottom: 16px;
}
.cover-editor input[type="file"] { font-size: 12.5px; color: var(--muted); width: 100%; }

.confirm-btn { width: 100%; background: var(--accent); color: #fff; border: none; border-radius: var(--radius-sm); padding: 12px 0; font-weight: 700; cursor: pointer; transition: background .15s ease; }
.confirm-btn:hover { background: var(--accent-dark); }

.toggle-row { display: flex; align-items: center; justify-content: space-between; padding: 10px 0; border-bottom: 1px solid var(--surface-alt); }
.toggle-row span { font-size: 14px; font-weight: 500; }
.toggle-switch { width: 42px; height: 24px; border-radius: 12px; border: none; position: relative; cursor: pointer; background: var(--surface-alt); border: 1px solid var(--border); transition: background .15s ease; }
.toggle-switch.on { background: var(--accent); border-color: var(--accent); }
.toggle-switch .knob { position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; border-radius: 50%; background: #fff; box-shadow: 0 1px 3px rgba(0,0,0,0.25); transition: left .15s ease; }
.toggle-switch.on .knob { left: 20px; }

.prete-input { width: 100%; margin-top: -4px; margin-bottom: 14px; background: var(--surface-alt); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 9px 11px; color: var(--text); font-size: 13.5px; }
.prete-input:focus { outline: none; border-color: var(--accent); background: var(--surface); }

.isbn-line { font-family: 'JetBrains Mono', monospace; font-size: 11.5px; color: var(--muted-2); margin-top: 12px; }

.remove-btn {
  margin-top: 20px; width: 100%; background: none; border: 1px solid var(--accent-soft); color: var(--error);
  border-radius: var(--radius-sm); padding: 10px 0; font-weight: 700; font-size: 13.5px; cursor: pointer;
  display: flex; align-items: center; justify-content: center; gap: 6px; transition: all .15s ease;
}
.remove-btn:hover { background: var(--accent-soft); }

.cat-pill { font-size: 11px; font-weight: 700; padding: 4px 9px; border-radius: 999px; }

.icon { display: inline-block; vertical-align: middle; }