/* ── Google Font ─────────────────────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

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

/* ── Design tokens ───────────────────────────────────────────────────────── */
:root {
  --bg:            #E4EBF1;
  --surface:       #FFFFFF;
  --surface-raised:#EEF3F8;
  --border:        #C8D5E3;
  --border-strong: #1E3358;

  --text:          #1E2D4F;
  --text-muted:    #5B6F8C;
  --text-subtle:   #94A8BE;

  --primary:       #2B3D6B;
  --primary-hover: #1E2D5A;
  --primary-light: #EEF3FF;
  --primary-glow:  rgba(43,61,107,.1);

  --success:       #1A7A4A;
  --success-light: #EAF7EF;
  --danger:        #C0392B;
  --danger-light:  #FDECEA;
  --warning:       #B7791F;

  /* Section accent palette — soft, cool, easy on the eye */
  --accent-lime:   #D1F0E8;
  --accent-yellow: #FEF3C7;
  --accent-violet: #E5E3F5;
  --accent-cyan:   #D0EEF8;
  --accent-pink:   #FAE0EC;
  --accent-blue:   #D6E8F7;
  --accent-indigo: #DDE6F5;

  /* Hard drop shadows in muted navy (keeps structure, loses eye-strain) */
  --shadow-hard:    4px 4px 0 #1E3358;
  --shadow-hard-lg: 6px 6px 0 #1E3358;
  --shadow-hard-sm: 2px 2px 0 #1E3358;

  --shadow-sm: var(--shadow-hard-sm);
  --shadow:    var(--shadow-hard);
  --shadow-md: var(--shadow-hard-lg);
  --shadow-lg: var(--shadow-hard-lg);

  --sidebar-bg:           #FFFFFF;
  --sidebar-text:         #5B6F8C;
  --sidebar-text-hover:   #1E2D4F;
  --sidebar-active:       #1E2D4F;
  --sidebar-border:       #C8D5E3;
  --sidebar-active-bg:    #DDE6F5;
  --sidebar-active-accent:#2B3D6B;

  --radius-sm: 4px;
  --radius:    6px;
  --radius-lg: 8px;

  --font:      'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;

  --transition: all .13s ease;
}

/* ── Base ────────────────────────────────────────────────────────────────── */
html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 15px;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

/* ── Layout ──────────────────────────────────────────────────────────────── */
.layout { display: flex; min-height: 100vh; }

/* ── Sidebar ─────────────────────────────────────────────────────────────── */
.sidebar {
  width: 240px;
  min-width: 240px;
  background: var(--sidebar-bg);
  display: flex;
  flex-direction: column;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  overflow-y: auto;
  z-index: 100;
  border-right: 2px solid var(--border-strong);
}

.sidebar-header {
  padding: 22px 20px 18px;
  border-bottom: 1px solid var(--sidebar-border);
  display: flex;
  align-items: center;
  gap: 10px;
}

.sidebar-logo {
  width: 32px;
  height: 32px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  flex-shrink: 0;
}

.sidebar-header h1 {
  color: var(--text);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: -.4px;
  line-height: 1.2;
}

.sidebar-header .subtitle {
  color: var(--sidebar-text);
  font-size: 12px;
  font-weight: 500;
  margin-top: 2px;
  letter-spacing: .2px;
}

.sidebar-nav {
  flex: 1;
  padding: 10px 0;
}

.nav-section-label {
  padding: 12px 20px 4px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: var(--sidebar-text);
  opacity: .5;
}

.nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  color: var(--sidebar-text);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border-left: 3px solid transparent;
  transition: var(--transition);
  margin: 1px 0;
}

.nav-link .nav-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: .6;
  width: 18px;
  flex-shrink: 0;
}

.nav-link:hover {
  color: var(--sidebar-text-hover);
  background: var(--surface-raised);
  border-left-color: var(--border);
}

.nav-link.active {
  color: var(--sidebar-active);
  background: var(--sidebar-active-bg);
  border-left-color: var(--sidebar-active-accent);
  font-weight: 700;
}

.nav-link.active .nav-icon { opacity: 1; }

.sidebar-user {
  padding: 14px 16px;
  border-top: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.user-info {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 2px;
}

.user-avatar {
  width: 30px;
  height: 30px;
  min-width: 30px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
}

.user-avatar-guest {
  background: var(--text-subtle);
}

.user-email {
  font-size: 13px;
  color: var(--sidebar-text);
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.sidebar-actions {
  padding: 14px 16px;
  border-top: 1px solid var(--sidebar-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

/* ── Main ────────────────────────────────────────────────────────────────── */
.main {
  margin-left: 240px;
  flex: 1;
  padding: 28px 32px;
  max-width: 920px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hard);
  overflow: hidden;
  transition: transform .13s ease, box-shadow .13s ease;
}

.card:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard-lg);
}

.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 18px;
  border-bottom: 2px solid var(--border-strong);
  background: var(--surface-raised);
}

/* ── Section / sub-section header colors ─────────────────────────────────── */
.card-header { background: var(--accent-indigo); }

.card-header h2 {
  font-size: 14px;
  font-weight: 800;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
  letter-spacing: -.3px;
}

.card-header h2::before {
  content: '';
  display: inline-block;
  width: 3px;
  height: 14px;
  background: var(--border-strong);
  border-radius: 2px;
}

.card-body { padding: 20px; }

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 17px;
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  transition: transform .1s ease, box-shadow .1s ease;
  text-decoration: none;
  white-space: nowrap;
  font-family: var(--font);
  letter-spacing: -.1px;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-hard);
}
.btn-primary:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard-lg);
}
.btn-primary:active { transform: translate(2px, 2px); box-shadow: none; }

/* Generate PDF — primary CTA */
#btn-generate {
  background: var(--primary);
  color: #fff;
  box-shadow: var(--shadow-hard);
  font-weight: 800;
}
#btn-generate:hover {
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard-lg);
}
#btn-generate:active { transform: translate(2px, 2px); box-shadow: none; }

.btn-secondary {
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-hard);
}
.btn-secondary:hover {
  background: var(--surface-raised);
  transform: translate(-2px, -2px);
  box-shadow: var(--shadow-hard-lg);
}
.btn-secondary:active { transform: translate(2px, 2px); box-shadow: none; }

.btn-danger {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
  padding: 4px 8px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  box-shadow: none;
}
.btn-danger:hover {
  background: var(--danger-light);
  color: var(--danger);
  border-color: var(--danger);
}

.btn-edit {
  background: transparent;
  color: var(--text-muted);
  border-color: transparent;
  padding: 4px 8px;
  font-size: 14px;
  font-weight: 500;
  border-radius: var(--radius-sm);
  box-shadow: none;
}
.btn-edit:hover {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

.btn-sm { padding: 6px 13px; font-size: 13px; }
.btn-block { width: 100%; justify-content: center; }

.btn-add {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border-strong);
  font-size: 13px;
  font-weight: 700;
  padding: 6px 13px;
  box-shadow: var(--shadow-hard-sm);
}
.btn-add:hover {
  background: var(--accent-blue);
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-hard);
}

.btn-move {
  background: var(--surface);
  color: var(--text-subtle);
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 4px 7px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
  font-family: var(--font);
  box-shadow: var(--shadow-hard-sm);
}
.btn-move:hover:not(:disabled) {
  background: var(--accent-blue);
  color: var(--text);
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-hard);
}
.btn-move:disabled { opacity: .2; cursor: default; box-shadow: none; }

.btn-move-item {
  box-shadow: none;
  padding: 3px 5px;
  border-color: var(--border);
}
.btn-move-item:hover:not(:disabled) {
  box-shadow: var(--shadow-hard-sm);
  border-color: var(--border-strong);
}

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

.section-toggle-label {
  display: inline-flex;
  flex-direction: row;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  padding-right: 8px;
  margin-right: 2px;
  border-right: 2px solid var(--border-strong);
  cursor: pointer;
  letter-spacing: .1px;
}

.card.section-disabled .card-body {
  opacity: 0.35;
  pointer-events: none;
}

.btn-save {
  background: var(--success);
  color: #fff;
  border-color: var(--border-strong);
  font-size: 12px;
  padding: 5px 12px;
  box-shadow: var(--shadow-hard-sm);
}
.btn-save:hover {
  background: #15803D;
  transform: translate(-1px, -1px);
  box-shadow: var(--shadow-hard);
}
.btn-save:active { transform: translate(1px, 1px); box-shadow: none; }

.btn-icon { display: inline-flex; align-items: center; flex-shrink: 0; }

/* ── Forms ───────────────────────────────────────────────────────────────── */
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

label {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: .1px;
}

input[type="text"],
input[type="email"],
input[type="password"],
textarea,
select {
  width: 100%;
  padding: 9px 13px;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-family: var(--font);
  color: var(--text);
  background: var(--surface);
  transition: var(--transition);
}

input[type="text"]:hover,
input[type="email"]:hover,
input[type="password"]:hover,
textarea:hover { border-color: var(--text-subtle); }

input:focus, input[type="password"]:focus, textarea:focus {
  outline: none;
  border-color: var(--border-strong);
  box-shadow: 2px 2px 0 var(--border-strong);
}

textarea { resize: vertical; min-height: 80px; line-height: 1.6; }
.form-full { grid-column: 1 / -1; }

/* ── Item rows ───────────────────────────────────────────────────────────── */
.item-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1.5px solid var(--border);
  transition: background .1s;
}
.item-row:last-child { border-bottom: none; padding-bottom: 0; }
.item-row:first-child { padding-top: 0; }
.item-row.disabled .item-content { opacity: .4; }
.item-row.tag-filtered { opacity: .35; }
.bullet-row.tag-filtered { opacity: .35; }

.item-check {
  margin-top: 3px;
  width: 15px;
  height: 15px;
  cursor: pointer;
  flex-shrink: 0;
  accent-color: var(--primary);
}

.item-content { flex: 1; display: flex; flex-direction: column; gap: 2px; }

.item-title { font-weight: 700; font-size: 14px; color: var(--text); }

.item-subtitle { font-size: 13px; color: var(--text-muted); }

.item-actions {
  display: flex;
  gap: 2px;
  flex-shrink: 0;
  opacity: 0.3;
  transition: opacity .15s;
}
.item-row:hover .item-actions { opacity: 1; }

/* ── Experience / Project blocks ─────────────────────────────────────────── */
.exp-block {
  border: 2px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 12px;
  overflow: hidden;
  transition: border-color .13s, box-shadow .13s, transform .13s;
}
.exp-block:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-hard);
  transform: translate(-2px, -2px);
}
.exp-block:last-child { margin-bottom: 0; }

.exp-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 16px;
  background: var(--surface-raised);
  border-bottom: 1.5px solid var(--border);
}
.exp-header.disabled .exp-meta { opacity: .4; }

.exp-meta { flex: 1; }
.exp-meta .title { font-weight: 700; font-size: 14px; color: var(--text); }
.exp-meta .subtitle { font-size: 13px; color: var(--text-muted); margin-top: 2px; }

.exp-header .item-actions {
  margin-left: auto;
  opacity: 0.3;
  transition: opacity .15s;
}
.exp-block:hover .item-actions { opacity: 1; }

/* ── Bullets ─────────────────────────────────────────────────────────────── */
.bullets-container { padding: 6px 16px 12px; }

.bullet-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 6px 0;
  border-bottom: 1px solid var(--border);
}
.bullet-row:last-child { border-bottom: none; }
.bullet-row.disabled .bullet-text { opacity: .4; }

.bullet-text {
  flex: 1;
  font-size: 14px;
  line-height: 1.65;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  color: var(--text);
  transition: background .1s;
}
.bullet-text::before {
  content: '•';
  color: var(--text-subtle);
  font-weight: 900;
  margin-right: 6px;
  font-size: 12px;
}
.bullet-text:hover { background: var(--primary-light); }

.bullet-edit-input {
  flex: 1;
  font-size: 14px;
  padding: 8px 12px;
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: var(--font);
  resize: vertical;
  min-height: 64px;
  box-shadow: 2px 2px 0 var(--border-strong);
  line-height: 1.6;
}

.bullet-row .item-actions {
  opacity: 0.3;
  transition: opacity .15s;
}
.bullet-row:hover .item-actions { opacity: 1; }

/* ── Status bar ──────────────────────────────────────────────────────────── */
.status-bar {
  padding: 12px 18px;
  border-radius: var(--radius);
  border: 2px solid var(--border-strong);
  font-size: 14px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 8px;
  animation: slideIn .18s ease;
  box-shadow: var(--shadow-hard);
}
@keyframes slideIn { from { opacity: 0; transform: translateY(-8px); } to { opacity: 1; transform: translateY(0); } }

.status-bar.success {
  background: var(--success-light);
  color: var(--success);
}
.status-bar.success::before { content: '✓'; font-weight: 900; }

.status-bar.error {
  background: var(--danger);
  color: #fff;
}
.status-bar.error::before { content: '!'; font-weight: 900; }

.status-bar.info {
  background: var(--primary);
  color: #fff;
}
.status-bar.info::before { content: '↻'; font-weight: 900; }

.hidden { display: none !important; }

/* ── Modal ───────────────────────────────────────────────────────────────── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10,10,10,.55);
  backdrop-filter: blur(3px);
  -webkit-backdrop-filter: blur(3px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  animation: fadeIn .15s ease;
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

.modal {
  background: var(--surface);
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-lg);
  width: 100%;
  max-width: 520px;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  box-shadow: var(--shadow-hard-lg);
  animation: modalIn .18s ease;
}
@keyframes modalIn { from { opacity: 0; transform: scale(.97) translateY(8px); } to { opacity: 1; transform: scale(1) translateY(0); } }

.modal-wide { max-width: 780px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 22px;
  border-bottom: 2px solid var(--border-strong);
  background: var(--accent-indigo);
}
.modal-header h3 { font-size: 16px; font-weight: 800; color: var(--text); letter-spacing: -.3px; }

.modal-close {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 5px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.modal-close:hover { background: rgba(0,0,0,.1); }

.modal-body {
  padding: 22px;
  overflow-y: auto;
  flex: 1;
}
.modal-body .form-grid { display: flex; flex-direction: column; gap: 14px; }

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 16px 22px;
  border-top: 2px solid var(--border-strong);
  background: var(--surface-raised);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ── LaTeX viewer ────────────────────────────────────────────────────────── */
.latex-pre {
  background: #0d1117;
  color: #c9d1d9;
  padding: 18px;
  border-radius: var(--radius);
  font-family: var(--font-mono);
  font-size: 12px;
  line-height: 1.7;
  white-space: pre-wrap;
  word-break: break-all;
  max-height: 58vh;
  overflow-y: auto;
  border: 2px solid var(--border-strong);
}

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.spinner {
  display: inline-block;
  width: 14px; height: 14px;
  border: 2px solid rgba(255,255,255,.3);
  border-top-color: #fff;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ── Tag filter bar ──────────────────────────────────────────────────────── */
.tag-filter-bar {
  background: var(--surface);
  border: 2px solid var(--border-strong);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-hard);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.tag-filter-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  white-space: nowrap;
}

.tag-filter-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex: 1;
}

.tag-filter-right {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-shrink: 0;
}

.tag-manage-btn {
  background: var(--surface);
  color: var(--text);
  border-color: var(--border-strong);
  font-size: 12px;
  font-weight: 700;
  box-shadow: var(--shadow-hard-sm);
}
.tag-manage-btn:hover { background: var(--accent-blue); transform: translate(-1px,-1px); box-shadow: var(--shadow-hard); }

.tag-clear-btn {
  background: var(--danger-light);
  color: var(--danger);
  border-color: var(--danger);
  font-size: 12px;
  font-weight: 700;
  box-shadow: 2px 2px 0 var(--danger);
}
.tag-clear-btn:hover { background: var(--danger); color: #fff; border-color: var(--border-strong); transform: translate(-1px,-1px); box-shadow: var(--shadow-hard); }

/* ── Tag chips ───────────────────────────────────────────────────────────── */
.tag-chip {
  display: inline-flex;
  align-items: center;
  padding: 4px 11px;
  border-radius: 4px;
  font-size: 13px;
  font-weight: 700;
  border: 1.5px solid transparent;
  letter-spacing: .1px;
  white-space: nowrap;
  cursor: default;
  transition: var(--transition);
}

.tag-chip-remove {
  background: none;
  border: none;
  padding: 0 0 0 5px;
  cursor: pointer;
  color: inherit;
  opacity: 0.5;
  font-size: 14px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}
.tag-chip-remove:hover { opacity: 1; }

.tag-filter-chip {
  cursor: pointer;
  opacity: .7;
  border: 1.5px solid currentColor;
}
.tag-filter-chip:hover { opacity: 1; transform: translateY(-1px); }
.tag-filter-chip.tag-active { opacity: 1; box-shadow: 2px 2px 0 var(--border-strong); }

.tag-chip-sm {
  padding: 3px 9px;
  font-size: 12px;
}

/* ── Item tags row ───────────────────────────────────────────────────────── */
.item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  margin-top: 5px;
  align-items: center;
}

.bullet-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
}

/* ── Tag add button ──────────────────────────────────────────────────────── */
.tag-add-btn {
  background: none;
  border: 1.5px dashed var(--text-subtle);
  border-radius: 4px;
  padding: 3px 9px;
  font-size: 12px;
  cursor: pointer;
  color: var(--text-subtle);
  transition: var(--transition);
  line-height: 1.4;
  display: inline-flex;
  align-items: center;
}
.tag-add-btn:hover { border-color: var(--border-strong); border-style: solid; color: var(--text); background: var(--accent-blue); }

/* ── Tag popover ─────────────────────────────────────────────────────────── */
.tag-popover {
  position: absolute;
  z-index: 2000;
  background: var(--surface);
  border: 2px solid var(--border-strong);
  border-radius: var(--radius);
  box-shadow: var(--shadow-hard-lg);
  padding: 10px;
  min-width: 180px;
  max-width: 240px;
  animation: modalIn .15s ease;
}

.popover-tag-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 200px;
  overflow-y: auto;
}

.popover-tag-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  transition: background .1s;
}
.popover-tag-item:hover { background: var(--surface-raised); }
.popover-tag-item input { accent-color: var(--primary); flex-shrink: 0; }

.popover-empty {
  font-size: 12px;
  color: var(--text-subtle);
  padding: 8px 4px;
  text-align: center;
}

/* ── Manage tags modal list ──────────────────────────────────────────────── */
.manage-tags-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 4px 0 8px;
  min-height: 40px;
  border-bottom: 2px solid var(--border);
}

.manage-tag-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* ── Preview panel ───────────────────────────────────────────────────────── */
.preview-panel {
  position: fixed;
  top: 0; right: 0; bottom: 0;
  width: 46vw;
  background: #0A0A0A;
  border-left: 2px solid var(--border-strong);
  display: flex;
  flex-direction: column;
  z-index: 90;
  transform: translateX(100%);
  transition: transform .25s cubic-bezier(.4,0,.2,1);
}

body.preview-open .preview-panel {
  transform: translateX(0);
}

body.preview-open .main {
  margin-right: 46vw;
  transition: margin-right .25s cubic-bezier(.4,0,.2,1);
}

.main {
  transition: margin-right .25s cubic-bezier(.4,0,.2,1);
}

.preview-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: #111111;
  border-bottom: 2px solid #222222;
  flex-shrink: 0;
}

.preview-title {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #A8C8E8;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: -.1px;
}

.preview-title-icon { display: inline-flex; align-items: center; }

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

.preview-btn {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 5px 12px;
  border: 2px solid #2A2A2A;
  border-radius: var(--radius-sm);
  background: #1A1A1A;
  color: #737373;
  font-size: 12px;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  transition: var(--transition);
}
.preview-btn:hover {
  background: #222222;
  color: #A8C8E8;
  border-color: #A8C8E8;
}

.preview-btn-close { padding: 5px 10px; }
.preview-btn-close:hover {
  background: rgba(220,38,38,.15);
  color: #f87171;
  border-color: #f87171;
}

.preview-body {
  flex: 1;
  overflow: hidden;
  position: relative;
  background: #1A1A1A;
}

.preview-iframe {
  width: 100%;
  height: 100%;
  border: none;
  display: block;
}

.preview-empty {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-align: center;
  padding: 32px;
}

.preview-empty-icon { opacity: .25; line-height: 0; }
.preview-empty p { font-size: 15px; font-weight: 800; color: #737373; }
.preview-empty span { font-size: 13px; color: #525252; }
.preview-empty strong { color: #A8C8E8; }

.preview-loading {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
  background: #0A0A0A;
  color: #737373;
  font-size: 13px;
  font-weight: 600;
}

.preview-spinner {
  width: 32px; height: 32px;
  border: 3px solid #2A2A2A;
  border-top-color: #A8C8E8;
  border-radius: 50%;
  animation: spin .7s linear infinite;
}

#btn-preview.active {
  background: var(--primary-light);
  color: var(--primary);
  border-color: var(--primary);
}

/* ── Scrollbar ───────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #D0CCC8; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: #A3A3A3; }

/* ── Global interactive defaults ─────────────────────────────────────────── */
button { cursor: pointer; }

/* ── Focus visibility ────────────────────────────────────────────────────── */
:focus { outline: none; }
:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: var(--radius-sm);
}

/* ── Reduced motion ──────────────────────────────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}