:root {
  --bg: #f5ead9;
  --bg-elevated: #fffcf6;
  --bg-sidebar: #251a12;
  --bg-sidebar-hover: #392a1d;
  --ink: #2a2018;
  --ink-soft: #7c6f5e;
  --ink-faint: #a89a85;
  --border: #e7d9c2;
  --accent: #b5573c;
  --accent-hover: #9c4830;
  --accent-ink: #ffffff;
  --accent-soft: #f2e1d5;
  --amber: #c1892e;
  --amber-soft: #f6ecd6;
  --green: #7c8450;
  --green-soft: #edf0e1;
  --red: #a34434;
  --red-soft: #f5e3de;
  --font-serif: "Fraunces", "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, ui-serif, serif;
  --font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", ui-sans-serif, system-ui, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-1: 0 1px 2px rgba(34, 28, 44, 0.05), 0 1px 1px rgba(34, 28, 44, 0.03);
  --shadow-2: 0 6px 20px rgba(34, 28, 44, 0.10), 0 2px 6px rgba(34, 28, 44, 0.06);
}

* { box-sizing: border-box; }

.icon { flex-shrink: 0; display: inline-block; vertical-align: -3px; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-sans);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  font-optical-sizing: auto;
}

#app { height: 100vh; overflow: hidden; }

/* Tracking e leading são específicos por tamanho: texto grande (h1) fecha mais
   o espaçamento entre letras e a linha; texto menor (h3) fica perto de 0. */
h1, h2, h3, .serif { font-family: var(--font-serif); font-weight: 600; letter-spacing: -0.01em; line-height: 1.2; }
h1 { letter-spacing: -0.02em; line-height: 1.1; }
h3 { letter-spacing: -0.005em; }

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
  color: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

::selection { background: #ecd3bd; }

/* ---------- Layout ---------- */
.shell {
  display: grid;
  grid-template-columns: 260px 1fr;
  height: 100vh;
}

.sidebar {
  background: var(--bg-sidebar);
  color: #ece3d5;
  display: flex;
  flex-direction: column;
  padding: 18px 14px;
  overflow-y: auto;
}

.brand {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 6px 8px 18px;
  font-family: var(--font-serif);
  font-size: 19px;
  color: #fff;
}
.brand .dot { color: var(--accent); }

.mode-badges {
  display: flex; flex-wrap: wrap; gap: 6px; padding: 0 8px 18px;
  background: none; border: none; margin: 0; cursor: pointer; text-align: left; width: 100%;
}
.mode-badge {
  display: inline-flex; align-items: center; gap: 4px;
  font-size: 11px;
  padding: 3px 9px;
  border-radius: 999px;
  background: rgba(181, 87, 60, 0.32);
  color: #e9d8c5;
  border: 1px solid rgba(181, 87, 60, 0.5);
  transition: background 0.15s, border-color 0.15s;
}
.mode-badges:hover .mode-badge { background: rgba(181, 87, 60, 0.5); border-color: rgba(181, 87, 60, 0.75); }
.mode-badge--empty { color: var(--ink-faint, #a89a85); }

.nav { display: flex; flex-direction: column; gap: 2px; margin-bottom: 20px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 10px;
  border-radius: var(--radius-sm);
  color: #c9baa2;
  font-size: 14px;
  text-align: left;
  transition: background 0.12s ease, color 0.12s ease, transform 0.1s ease-out;
}
.nav-item:hover { background: var(--bg-sidebar-hover); color: #fff; }
.nav-item:active { transform: scale(0.98); }
.nav-item.active { background: var(--accent); color: #fff; }
.nav-item .badge-count {
  margin-left: auto;
  font-size: 11px;
  background: rgba(255,255,255,0.15);
  padding: 1px 7px;
  border-radius: 999px;
}
.nav-item.active .badge-count { background: rgba(255,255,255,0.25); }

.sidebar-section-title {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #9c8e78;
  padding: 4px 10px;
  margin-top: 6px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.icon-btn {
  color: #9c8e78;
  width: 20px; height: 20px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 5px;
  font-size: 15px;
  line-height: 1;
}
.icon-btn:hover { background: var(--bg-sidebar-hover); color: #fff; }

.folder-tree { display: flex; flex-direction: column; gap: 1px; }
.folder-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 7px 8px;
  border-radius: var(--radius-sm);
  font-size: 13.5px;
  color: #c9baa2;
}
.folder-row:hover { background: var(--bg-sidebar-hover); cursor: pointer; }
.folder-row.active { background: var(--bg-sidebar-hover); color: #fff; font-weight: 600; }
.folder-row.sub { padding-left: 26px; font-size: 13px; color: #b0a088; }
.folder-mode-tag {
  font-size: 9.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.03em;
  background: rgba(255,255,255,0.1); color: #dcc9ac; border-radius: 999px; padding: 2px 7px; flex-shrink: 0;
}
.folder-row.active .folder-mode-tag { background: rgba(255,255,255,0.18); color: #fff; }
.folder-row .count { margin-left: auto; font-size: 11px; color: #9c8e78; }
.folder-row.active .count { color: #c9baa2; }
.folder-row.drop-target { background: var(--accent); color: #fff; outline: 2px dashed rgba(255, 255, 255, 0.6); outline-offset: -2px; }
.folder-row.caderno-row .folder-icon { color: var(--amber); }
.folder-row .folder-actions { display: flex; align-items: center; gap: 2px; flex-shrink: 0; opacity: 0; transition: opacity 0.12s ease; }
.folder-row:hover .folder-actions, .folder-row:focus-within .folder-actions { opacity: 1; }
.icon-btn-danger:hover { background: var(--red-soft); color: var(--red); }

.sidebar-footer {
  margin-top: auto;
  padding: 10px 8px 2px;
  font-size: 11.5px;
  color: #8a7d68;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 12px;
  display: flex; align-items: flex-start; gap: 8px;
}
.sidebar-footer .icon-btn { flex-shrink: 0; color: #9c8e78; }
.sidebar-footer .icon-btn:hover { background: var(--bg-sidebar-hover); color: #fff; }

/* ---------- Main ---------- */
.main {
  overflow-y: auto;
  padding: 28px 40px 60px;
}
.main-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 22px;
  gap: 16px;
}
.main-header h1 { font-size: 26px; margin: 0 0 4px; }
.main-header p.sub { margin: 0; color: var(--ink-soft); font-size: 14.5px; }

.medicina-banner {
  display: flex; align-items: center; gap: 9px; background: #e3f4f4; color: #1f7f84;
  border: 1px solid #bfe3e3; border-radius: 12px; padding: 11px 16px; font-size: 13.5px; font-weight: 600;
  margin-bottom: 22px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 9px 16px;
  border-radius: 10px;
  font-size: 13.5px;
  font-weight: 600;
  white-space: nowrap;
  transition: background 0.12s ease, border-color 0.12s ease, color 0.12s ease, transform 0.1s ease-out;
}
.btn:active { transform: scale(0.96); }
.btn-primary { background: var(--accent); color: #fff; box-shadow: var(--shadow-1); }
.btn-primary:hover { background: var(--accent-hover); }
.btn-ghost { background: var(--bg-elevated); border: 1px solid var(--border); color: var(--ink); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-danger { background: var(--red); color: #fff; box-shadow: var(--shadow-1); }
.btn-danger:hover { background: var(--red); filter: brightness(0.92); }
.btn-sm { padding: 6px 11px; font-size: 12.5px; }
/* Filtros/seletores pequenos (assunto, dificuldade, favoritas/erradas, tempo
   de foco etc) usam btn-primary/btn-ghost só pra marcar selecionado/não
   selecionado — pedido explícito da dona do produto pra ficarem mais leves
   que um botão de ação de verdade (preenchimento sólido). Ações reais e
   pequenas que continuam precisando de destaque forte (Assinar, Cancelar
   assinatura...) usam a classe extra .btn-cta e ficam de fora disso. */
.btn-sm.btn-primary:not(.btn-cta) {
  background: var(--accent-soft);
  color: var(--accent-hover);
  box-shadow: none;
  border: 1px solid transparent;
}
.btn-sm.btn-primary:not(.btn-cta):hover { background: var(--accent-soft); border-color: var(--accent); }
.btn-sm.btn-ghost {
  background: transparent;
  box-shadow: none;
}
.btn-row { display: flex; gap: 8px; }

/* ---------- Dashboard ---------- */
.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; margin-bottom: 26px; }
.stat-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow-1);
}
.stat-card .label { font-size: 12px; color: var(--ink-soft); margin-bottom: 6px; display: flex; align-items: center; gap: 5px; }
.stat-card .value { font-family: var(--font-serif); font-size: 28px; display: flex; align-items: baseline; gap: 6px; }
.stat-card .value.accent { color: var(--accent); }
.stat-card .value.amber { color: var(--amber); }
.stat-card .value.red { color: var(--red); }
.stat-card .value .value-unit { font-family: var(--font-sans); font-size: 12px; font-weight: 600; color: var(--ink-faint); }

/* ---------- Sininho de notificações (fixo, visível em toda página) ---------- */
.notif-wrap { position: fixed; top: 16px; right: 20px; z-index: 150; }
.notif-bell {
  position: relative; display: flex; align-items: center; justify-content: center;
  width: 38px; height: 38px; border-radius: 10px; background: var(--bg-elevated);
  border: 1px solid var(--border); box-shadow: var(--shadow-1); color: var(--ink-soft); cursor: pointer;
  transition: color 0.12s ease, border-color 0.12s ease, transform 0.1s ease-out;
}
.notif-bell:hover { color: var(--accent); border-color: var(--accent); }
.notif-bell:active { transform: scale(0.94); }
.notif-badge {
  position: absolute; top: -5px; right: -5px; min-width: 16px; height: 16px; padding: 0 3px;
  border-radius: 8px; background: var(--amber); color: #fff; font-size: 10px; font-weight: 700;
  display: flex; align-items: center; justify-content: center; line-height: 1;
}
.notif-dropdown {
  position: absolute; top: 46px; right: 0; width: 300px; max-width: calc(100vw - 40px);
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow-2, var(--shadow-1)); overflow: hidden;
}
.notif-empty { padding: 18px 16px; font-size: 12.5px; color: var(--ink-faint); text-align: center; }
.notif-item {
  display: flex; gap: 10px; align-items: flex-start; width: 100%; text-align: left;
  padding: 12px 14px; background: none; border: none; border-bottom: 1px solid var(--border); cursor: pointer;
  transition: background 0.12s ease;
}
.notif-item:last-child { border-bottom: none; }
.notif-item:hover { background: var(--accent-soft); }
.notif-item:active { background: var(--accent-soft); }
.notif-item-icon { flex-shrink: 0; color: var(--accent); margin-top: 1px; }
.notif-item-text { display: flex; flex-direction: column; gap: 2px; }
.notif-item-text b { font-size: 12.5px; color: var(--ink); font-weight: 600; }
.notif-item-text span { font-size: 11.5px; color: var(--ink-soft); }

@media (max-width: 860px) {
  .notif-wrap { top: 14px; right: 14px; }
}

/* ---------- Metas / Calendário (checklists) ---------- */
.icon-btn-ghost {
  display: inline-flex; align-items: center; justify-content: center;
  width: 26px; height: 26px; border-radius: 7px; background: none; border: 1px solid var(--border);
  color: var(--ink-soft); cursor: pointer; flex-shrink: 0;
  transition: border-color 0.12s ease, color 0.12s ease, transform 0.1s ease-out;
}
.icon-btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.icon-btn-ghost:active { transform: scale(0.92); }

.panel-header-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; margin-bottom: 12px; }
.panel-header-row h3 { margin: 0; }
.goals-tabs { display: flex; gap: 2px; background: var(--bg); border-radius: 8px; padding: 3px; }
.tab-btn { padding: 5px 12px; font-size: 12px; font-weight: 600; border-radius: 6px; color: var(--ink-soft); transition: color 0.12s ease, transform 0.1s ease-out; }
.tab-btn:hover { color: var(--ink); }
.tab-btn:active { transform: scale(0.95); }
.tab-btn.active { background: var(--bg-elevated); color: var(--accent); box-shadow: var(--shadow-1); }

.checklist-block { display: flex; flex-direction: column; min-width: 0; }
.checklist-block-title { font-family: var(--font-serif); font-size: 14px; margin-bottom: 8px; }
.checklist-add-form { display: flex; gap: 6px; margin-bottom: 10px; }
.checklist-add-form input {
  flex: 1; min-width: 0; border: 1px solid var(--border); border-radius: 8px; padding: 7px 9px;
  font-size: 12.5px; outline: none; background: var(--bg);
}
.checklist-add-form input:focus { border-color: var(--accent); }
.checklist-items { display: flex; flex-direction: column; gap: 6px; }
.checklist-empty { font-size: 12px; color: var(--ink-faint); padding: 6px 0; }
.checklist-item-row {
  display: flex; align-items: center; gap: 6px;
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 6px 8px;
}
.checklist-item-row .ci-text { flex: 1; font-size: 12.5px; word-break: break-word; }
.checklist-item-row.status-done .ci-text { text-decoration: line-through; color: var(--ink-faint); }
.checklist-item-row.status-missed .ci-text { color: var(--red); }
.ci-btn {
  display: inline-flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 6px; background: none; border: none; color: var(--ink-faint); cursor: pointer; flex-shrink: 0;
  transition: background 0.12s ease, color 0.12s ease, transform 0.1s ease-out;
}
.ci-btn:active { transform: scale(0.9); }
.ci-btn.ci-done:hover, .checklist-item-row.status-done .ci-btn.ci-done { background: var(--green-soft); color: var(--green); }
.ci-btn.ci-missed:hover, .checklist-item-row.status-missed .ci-btn.ci-missed { background: var(--red-soft); color: var(--red); }
.ci-btn.ci-del:hover { background: var(--red-soft); color: var(--red); }

.cal-layout { display: grid; grid-template-columns: 1fr 260px; gap: 22px; align-items: start; }
.cal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.cal-month-label { font-family: var(--font-serif); font-size: 15px; }
.cal-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 4px; }
.cal-weekday { text-align: center; font-size: 10.5px; color: var(--ink-faint); font-weight: 700; padding-bottom: 4px; }
.cal-cell {
  aspect-ratio: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
  border-radius: 8px; border: 1px solid transparent; background: none; cursor: pointer; color: var(--ink);
}
.cal-cell.empty { cursor: default; }
.cal-cell:not(.empty):hover { background: var(--accent-soft); }
.cal-cell .cal-daynum { font-size: 12.5px; }
.cal-cell.is-today .cal-daynum { color: var(--accent); font-weight: 700; }
.cal-cell.is-selected { border-color: var(--accent); background: var(--accent-soft); }
.cal-dots { display: flex; gap: 2px; }
.cal-dot { width: 5px; height: 5px; border-radius: 50%; }
.cal-dot.dot-done { background: var(--green); }
.cal-dot.dot-missed { background: var(--red); }
.cal-dot.dot-pending { background: var(--ink-faint); }

@media (max-width: 860px) {
  .cal-layout { grid-template-columns: 1fr; }
}

.panel {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 18px;
  box-shadow: var(--shadow-1);
}
.panel h3 { font-size: 15px; margin: 0 0 12px; display: flex; align-items: center; gap: 8px; }
.priority-list { display: flex; flex-direction: column; gap: 10px; }
.priority-item { display: flex; gap: 10px; align-items: flex-start; font-size: 13.5px; color: var(--ink); }
.priority-item .num {
  flex-shrink: 0; width: 20px; height: 20px; border-radius: 50%;
  background: var(--accent-soft); color: var(--accent); font-size: 11px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.priority-item .txt b { display: block; margin-bottom: 1px; }
.priority-item .txt span { color: var(--ink-soft); font-size: 12.5px; }
.stat-grid--3 { grid-template-columns: repeat(3, 1fr); }
.today-panel { border-color: var(--accent); }
.today-lead { font-size: 14.5px; line-height: 1.5; margin: 0; }
.today-lead b { color: var(--accent); }
.muted-note { font-size: 12.5px; color: var(--ink-faint); margin: 0; }

/* ---------- Questões ---------- */
.question-list { display: flex; flex-direction: column; gap: 10px; }
.question-card {
  display: flex; align-items: flex-start; gap: 12px;
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 14px 16px; cursor: pointer; transition: box-shadow 0.15s ease, border-color 0.15s ease;
}
.question-card:hover { box-shadow: var(--shadow-1); border-color: #e3c3ac; }
.q-star {
  flex-shrink: 0; width: 26px; height: 26px; border-radius: 7px; display: flex; align-items: center; justify-content: center;
  color: var(--ink-faint); margin-top: 1px;
}
.q-star:hover { background: var(--accent-soft); color: var(--accent); }
.q-star.active { color: var(--amber); }
.q-star.active svg { fill: var(--amber); }
.q-body { flex: 1; min-width: 0; }
.q-statement { margin: 0 0 8px; font-size: 14px; line-height: 1.5; }
.q-meta { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.q-tag {
  font-size: 11px; font-weight: 600; color: var(--ink-soft); background: var(--bg);
  border: 1px solid var(--border); padding: 2px 8px; border-radius: 999px;
}
.q-tag.correct { color: var(--green); background: var(--green-soft); border-color: transparent; }
.q-status { font-size: 11px; color: var(--ink-faint); display: inline-flex; align-items: center; gap: 3px; margin-left: auto; }
.q-status.ok { color: var(--green); font-weight: 600; }
.q-status.bad { color: var(--red); font-weight: 600; }

/* question modal */
.field-row { display: flex; gap: 12px; }
.field-row .field { flex: 1; }
.alt-row input { margin-bottom: 0; }

/* practice session */
.practice-stage { max-width: 640px; margin: 0 auto; }
.practice-card {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px 26px; box-shadow: var(--shadow-1);
}
.practice-statement { font-size: 17px; line-height: 1.6; margin: 0 0 20px; }
.practice-alts { display: flex; flex-direction: column; gap: 10px; }
.practice-alt {
  display: flex; align-items: flex-start; gap: 12px; text-align: left;
  border: 1.5px solid var(--border); border-radius: 12px; padding: 12px 14px; font-size: 14px;
}
.practice-alt:hover:not(:disabled) { border-color: var(--accent); background: var(--accent-soft); }
.practice-alt:disabled { cursor: default; }
.practice-alt .alt-letter {
  flex-shrink: 0; width: 24px; height: 24px; border-radius: 50%; background: var(--bg);
  border: 1.5px solid var(--border); display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: var(--ink-soft);
}
.practice-alt.correct { border-color: var(--green); background: var(--green-soft); }
.practice-alt.correct .alt-letter { border-color: var(--green); background: var(--green); color: #fff; }
.practice-alt.wrong { border-color: var(--red); background: var(--red-soft); }
.practice-alt.wrong .alt-letter { border-color: var(--red); background: var(--red); color: #fff; }
.practice-alt.alt-dontknow { border-style: dashed; color: var(--ink-soft); }
.practice-alt.alt-dontknow .alt-letter { border-style: dashed; }
.practice-alt.chosen-neutral { border-color: var(--amber); background: var(--amber-soft); border-style: solid; }
.practice-alt.chosen-neutral .alt-letter { border-color: var(--amber); background: var(--amber); color: #fff; border-style: solid; }
.practice-feedback {
  display: flex; align-items: center; gap: 8px; margin-top: 16px; padding: 10px 14px;
  border-radius: 10px; font-size: 13.5px; font-weight: 600;
}
.practice-feedback.ok { background: var(--green-soft); color: var(--green); }
.practice-feedback.bad { background: var(--red-soft); color: var(--red); }
.practice-feedback.partial { background: var(--amber-soft); color: var(--amber); }
.practice-card .ai-source-note { margin-top: 14px; margin-bottom: 0; }

/* ---------- Desempenho ---------- */
.evo-chart { display: flex; align-items: flex-end; gap: 6px; height: 140px; padding-top: 10px; }
.evo-col { flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: flex-end; height: 100%; gap: 6px; }
.evo-bar { width: 100%; border-radius: 5px 5px 2px 2px; min-height: 3px; transition: height 0.2s ease; }
.evo-bar.good { background: var(--green); }
.evo-bar.mid { background: var(--amber); }
.evo-bar.low { background: var(--red); }
.evo-bar.empty { background: var(--border); }

.mastery-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); gap: 8px; }
.mastery-tile {
  display: flex; flex-direction: column; gap: 4px; padding: 10px 12px; border-radius: 10px;
  border: 1px solid var(--border); cursor: default;
}
.mastery-tile-name { font-size: 12px; font-weight: 600; color: var(--ink); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.mastery-tile-pct { font-family: var(--font-serif); font-size: 18px; font-weight: 600; }
.mastery-tile.good { background: var(--green-soft); border-color: var(--green); }
.mastery-tile.good .mastery-tile-pct { color: var(--green); }
.mastery-tile.mid { background: var(--amber-soft); border-color: var(--amber); }
.mastery-tile.mid .mastery-tile-pct { color: var(--amber); }
.mastery-tile.low { background: var(--red-soft); border-color: var(--red); }
.mastery-tile.low .mastery-tile-pct { color: var(--red); }
.evo-label { font-size: 10px; color: var(--ink-faint); white-space: nowrap; }
.goal-bar { width: 100%; height: 10px; border-radius: 999px; background: var(--bg); overflow: hidden; }
.goal-bar-fill { height: 100%; background: var(--accent); border-radius: 999px; transition: width 0.3s ease; }

/* ---------- Upload de materiais ---------- */
.dropzone {
  position: relative; display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; border: 1.5px dashed var(--border); border-radius: 12px; padding: 22px 14px;
  text-align: center; color: var(--ink-soft); background: var(--bg);
  transition: border-color 0.15s ease, background 0.15s ease, color 0.15s ease;
}
.dropzone:hover, .dropzone.drag-over { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.dropzone-text b { display: block; font-size: 13px; color: inherit; }
.dropzone-text span { font-size: 11.5px; }
.dropzone input[type="file"] { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; }

.upload-options { display: flex; flex-wrap: wrap; gap: 10px; margin: 6px 0 18px; }
.upload-opt {
  display: flex; align-items: center; gap: 7px; border: 1.5px solid var(--border); border-radius: 10px;
  padding: 8px 12px; font-size: 13px; font-weight: 600; color: var(--ink-soft); cursor: pointer;
}
.upload-opt:has(input:checked) { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); }
.upload-opt input[type="checkbox"] { accent-color: var(--accent); }
.upload-opt .opt-count {
  width: 40px; border: 1px solid var(--border); border-radius: 6px; padding: 2px 4px;
  text-align: center; font-size: 12px; margin-left: 2px; background: var(--bg-elevated); color: var(--ink);
}

.memoria-list { display: flex; flex-direction: column; gap: 8px; }
.memoria-item {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  border: 1px solid var(--border); border-radius: 10px; padding: 10px 14px; font-size: 13px;
}
.memoria-item b { display: block; margin-bottom: 2px; }

.preview-block { margin-bottom: 20px; }
.preview-block b { display: flex; align-items: center; gap: 6px; font-size: 13px; margin-bottom: 8px; }
.preview-box {
  border: 1px solid var(--border); border-radius: 12px; padding: 16px 20px; background: var(--bg);
}
.preview-box.editor-body { min-height: auto; border-radius: 12px; }
.preview-flashcards { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.preview-fc { position: relative; border: 1px solid var(--border); border-radius: 10px; overflow: hidden; font-size: 12.5px; }
.preview-fc .fc-front { padding: 10px 34px 10px 12px; font-weight: 600; border-bottom: 1px dashed var(--border); }
.preview-fc .fc-back { padding: 10px 12px; color: var(--ink-soft); background: var(--bg); }
.preview-fc .fc-front:focus, .preview-fc .fc-back:focus { outline: 2px solid var(--accent); outline-offset: -2px; background: var(--accent-soft); }
.preview-fc-remove { position: absolute; top: 6px; right: 6px; }
.preview-question { border: 1px solid var(--border); border-radius: 10px; padding: 12px 14px; margin-bottom: 10px; font-size: 13px; }
.preview-question p { margin: 0 0 8px; }

/* mapa mental — interativo (preview do upload): clica num ramo e ele vira
   o novo centro, com breadcrumb pra voltar. */
.mindmap { display: flex; flex-direction: column; align-items: center; padding: 14px 10px 6px; }
.mm-breadcrumb { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 4px; margin-bottom: 14px; }
.mm-crumb {
  background: none; border: none; cursor: pointer; font-family: inherit;
  font-size: 12px; font-weight: 600; color: var(--ink-soft); padding: 3px 6px; border-radius: 6px;
}
.mm-crumb:hover { background: var(--accent-soft); color: var(--accent); }
.mm-crumb.active { color: var(--accent); }
.mm-crumb-sep { color: var(--ink-faint); font-size: 12px; }
.mm-center {
  background: linear-gradient(135deg, var(--accent), var(--accent-hover));
  color: #fff; font-weight: 700; font-size: 14.5px; font-family: var(--font-serif);
  padding: 13px 26px; border-radius: 14px; box-shadow: var(--shadow-2); border: none; cursor: default;
  position: relative; z-index: 2; text-align: center; max-width: 340px;
}
.mm-center:not(:disabled) { cursor: pointer; }
.mm-center:not(:disabled):hover { background: linear-gradient(135deg, var(--accent-hover), var(--accent)); }
.mm-center:disabled { opacity: 1; }
.mm-trunk { width: 1.5px; height: 22px; background: var(--border); }
.mm-branches {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 16px 18px; width: 100%; max-width: 720px; position: relative; padding-top: 16px;
}
.mm-branches::before {
  content: ""; position: absolute; top: 0; left: 7%; right: 7%; height: 1.5px; background: var(--border);
}
.mm-branch {
  position: relative; display: flex; align-items: center; gap: 8px;
  background: var(--bg-elevated); border: 1px solid var(--border); border-top: 3px solid var(--mm-color, var(--accent));
  border-radius: 11px; padding: 12px 14px; font-size: 13px; line-height: 1.45; color: var(--ink);
  box-shadow: var(--shadow-1); transition: transform 0.15s ease, box-shadow 0.15s ease;
  cursor: pointer; font-family: inherit; text-align: left; width: 100%;
}
.mm-branch:hover { transform: translateY(-3px); box-shadow: var(--shadow-2); }
.mm-branch::before {
  content: ""; position: absolute; top: -16px; left: 50%; width: 1.5px; height: 16px; background: var(--border);
}
.mm-branch-label { display: flex; align-items: flex-start; gap: 8px; flex: 1; }
.mm-branch-arrow { flex-shrink: 0; color: var(--ink-faint); }
.mm-branch--parent:hover .mm-branch-arrow { color: var(--accent); }
.mm-dot {
  flex-shrink: 0; width: 8px; height: 8px; border-radius: 50%; margin-top: 4px;
  background: var(--mm-color, var(--accent));
}
.mm-leaf-note { color: var(--ink-faint); font-size: 12.5px; padding-top: 14px; }
.mm-branch:nth-child(6n+1) { --mm-color: #b5573c; }
.mm-branch:nth-child(6n+2) { --mm-color: #c1892e; }
.mm-branch:nth-child(6n+3) { --mm-color: #7c8450; }
.mm-branch:nth-child(6n+4) { --mm-color: #4d6fa3; }
.mm-branch:nth-child(6n+5) { --mm-color: #a34434; }
.mm-branch:nth-child(6n+6) { --mm-color: #3f8f8a; }

/* mapa mental — versão estática (dentro do resumo salvo, sem interação) */
.mindmap-static { padding: 6px 0 14px; }
.mm-static-title { font-family: var(--font-serif); font-weight: 700; font-size: 15px; color: var(--accent); margin-bottom: 6px; }
.mm-static-list { margin: 0; padding-left: 20px; }
.mm-static-list li { margin: 3px 0; }

/* caso clínico (Modo Medicina) */
.clinical-case {
  border: 1.5px solid #bfe3e3; border-radius: 12px; overflow: hidden; margin: 14px 0; background: #fff;
}
.cc-header {
  display: flex; align-items: center; gap: 7px; background: #e3f4f4; color: #1f7f84;
  font-weight: 700; font-size: 13px; padding: 10px 16px;
}
.cc-field { padding: 10px 16px; border-top: 1px dashed #d9ece9; }
.cc-field label { display: block; font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; color: #2f9ea3; margin-bottom: 3px; }
.cc-field p { margin: 0; font-size: 13.5px; }

/* ---------- Resumos ---------- */
.summary-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; }
.summary-card {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 17px;
  cursor: pointer;
  transition: box-shadow 0.15s ease, border-color 0.15s ease;
}
.summary-card:hover { box-shadow: var(--shadow-2); border-color: #e3c3ac; }
.summary-card-delete {
  position: absolute; top: 10px; right: 10px; width: 26px; height: 26px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center; color: var(--ink-faint);
  background: var(--bg-elevated); border: 1px solid transparent; opacity: 0; transition: opacity 0.12s ease;
}
.summary-card:hover .summary-card-delete { opacity: 1; }
.summary-card-delete:hover { background: var(--red-soft); color: var(--red); border-color: var(--red-soft); }
.summary-card h4 { font-family: var(--font-serif); font-size: 15.5px; margin: 0 0 6px; }
.summary-card .excerpt { font-size: 12.5px; color: var(--ink-soft); line-height: 1.5; max-height: 54px; overflow: hidden; }
.summary-card .meta { display: flex; align-items: center; gap: 6px; margin-top: 12px; font-size: 11.5px; color: var(--ink-faint); flex-wrap: wrap; }
.summary-card .meta .meta-folder { min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 100%; }
.summary-card .meta .meta-sep { flex-shrink: 0; }
.summary-card .meta .fc-count { display: inline-flex; align-items: center; gap: 3px; color: var(--accent); font-weight: 600; flex-shrink: 0; }
.new-card {
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 6px; color: var(--ink-soft); font-size: 13px; min-height: 110px;
}
.new-card:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-soft); }

/* editor */
.editor-toolbar {
  display: flex; align-items: center; flex-wrap: wrap; gap: 4px 4px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 12px 12px 0 0;
  padding: 8px 10px;
  position: sticky; top: 0; z-index: 5;
}
.editor-toolbar button {
  width: 30px; height: 30px; border-radius: 7px; font-size: 14px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; color: var(--ink-soft);
}
.editor-toolbar button:hover { background: var(--accent-soft); color: var(--accent); }
.editor-toolbar button.active { background: var(--accent); color: #fff; }
.editor-toolbar .sep { width: 1px; height: 20px; background: var(--border); margin: 0 4px; }
.editor-toolbar .hl-swatch, .selection-toolbar .hl-swatch {
  width: 17px; height: 17px; border-radius: 50%;
  border: 1.5px solid var(--border); padding: 0; margin: 0 1px;
}
.hl-swatch:hover { transform: scale(1.15); }
.hl-swatch.hl-amarelo { background: #ffe28a; }
.hl-swatch.hl-verde { background: #bdeecb; }
.hl-swatch.hl-rosa { background: #f6c9dd; }
.hl-swatch.hl-azul { background: #c7dcf7; }
.editor-toolbar .fc-swatch, .selection-toolbar .fc-swatch {
  width: 19px; height: 19px; border-radius: 50%;
  border: 1.5px solid var(--border); padding: 0; margin: 0 1px;
  background: #fff; font-weight: 800; font-size: 11.5px; line-height: 1;
  display: flex; align-items: center; justify-content: center;
}
.fc-swatch:hover { transform: scale(1.15); border-color: var(--accent); }
.editor-toolbar .ai-btn {
  margin-left: auto; width: auto; padding: 0 12px; gap: 6px; color: var(--accent);
  background: var(--accent-soft); font-weight: 600; font-size: 12.5px; white-space: nowrap;
}
.editor-toolbar .ai-btn.ai-btn-ghost {
  margin-left: 0; color: var(--ink-soft); background: var(--bg-elevated); border: 1px solid var(--border);
}
.editor-toolbar .ai-btn.ai-btn-ghost:hover { color: var(--accent); border-color: var(--accent); }
.editor-toolbar .toolbar-font-btn {
  width: auto; padding: 0 10px; gap: 5px; font-size: 12px; font-weight: 600; color: var(--ink-soft); white-space: nowrap;
}
.editor-toolbar .toolbar-font-btn:hover { background: var(--accent-soft); color: var(--accent); }

/* Agrupa os botões da barra em blocos com um pouco de respiro entre eles,
   em vez de uma fileira única e contínua de ~25 ícones. */
.tb-group { display: flex; align-items: center; gap: 2px; }

/* Cor de texto / destaque / inserir viram gatilho + painel flutuante, em vez
   de expor cada cor e cada bloco como um botão solto sempre visível. */
.tb-popover-wrap { position: relative; }
.tb-popover {
  position: absolute; top: calc(100% + 6px); left: 0; z-index: 20;
  display: flex; align-items: center; gap: 3px;
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 10px;
  box-shadow: var(--shadow-2, var(--shadow-1)); padding: 6px;
  opacity: 0; visibility: hidden; transform: translateY(-4px);
  transition: opacity 0.12s ease, transform 0.12s ease;
}
.tb-popover.open { opacity: 1; visibility: visible; transform: translateY(0); }
.tb-popover-sep { width: 1px; height: 18px; background: var(--border); margin: 0 2px; flex-shrink: 0; }
.tb-popover--menu { flex-direction: column; align-items: stretch; min-width: 175px; gap: 1px; }
.tb-popover--menu button {
  width: auto; height: auto; justify-content: flex-start; padding: 7px 9px; gap: 8px;
  font-size: 12.5px; font-weight: 600; border-radius: 7px; color: var(--ink);
}

.page-style-btn {
  margin-left: auto; display: flex; align-items: center; gap: 5px;
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 999px;
  padding: 3px 10px 3px 8px; font-size: 11.5px; font-weight: 600; color: var(--ink-soft);
}
.page-style-btn:hover { border-color: var(--accent); color: var(--accent); }

.title-input {
  width: 100%;
  border: none;
  font-family: var(--font-serif);
  font-size: 28px;
  padding: 22px 4px 4px;
  outline: none;
  background: transparent;
}
.title-input::placeholder { color: var(--ink-faint); }

.folder-picker-inline {
  font-size: 12.5px; color: var(--ink-soft); padding: 0 4px 14px; display: flex; align-items: center; gap: 6px;
}
.folder-picker-inline select { border: none; background: var(--accent-soft); color: var(--accent); border-radius: 6px; padding: 3px 8px; font-weight: 600; font-size: 12px; }

.editor-body {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 12px 12px;
  min-height: 420px;
  padding: 10px 26px 40px;
  font-size: 16px;
  line-height: 1.85;
  outline: none;
}
.editor-body:empty:before {
  content: attr(data-placeholder);
  color: var(--ink-faint);
}
.editor-body.eraser-mode {
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cg transform='rotate(-25 14 14)'%3E%3Crect x='6' y='9' width='16' height='10' rx='2.5' fill='%23f6c9dd' stroke='%235b3f82' stroke-width='1.5'/%3E%3Crect x='6' y='9' width='16' height='4' rx='2.5' fill='white' opacity='0.55'/%3E%3C/g%3E%3C/svg%3E") 8 22, auto;
}
.editor-body.eraser-mode mark:not(.linked-fc):hover,
.editor-body.eraser-mode span[style*="background-color"]:hover,
.editor-body.eraser-mode font[style*="background-color"]:hover {
  outline: 2px dashed #a34434;
  outline-offset: 1px;
  cursor: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='28' height='28' viewBox='0 0 28 28'%3E%3Cg transform='rotate(-25 14 14)'%3E%3Crect x='6' y='9' width='16' height='10' rx='2.5' fill='%23f6c9dd' stroke='%235b3f82' stroke-width='1.5'/%3E%3Crect x='6' y='9' width='16' height='4' rx='2.5' fill='white' opacity='0.55'/%3E%3C/g%3E%3C/svg%3E") 8 22, auto;
}
.editor-body h2 { font-family: var(--font-serif); font-size: 21px; margin: 22px 0 8px; }
.editor-body h3 { font-family: var(--font-serif); font-size: 17px; margin: 18px 0 6px; color: #7a3b22; }
.editor-body p { margin: 0 0 12px; }
.editor-body a { color: var(--accent); }
.editor-body img { max-width: 100%; border-radius: 10px; margin: 10px 0; }
.editor-body ul, .editor-body ol { margin: 0 0 12px; padding-left: 22px; }
.editor-body blockquote {
  margin: 14px 0; padding: 4px 16px; border-left: 3px solid var(--accent);
  color: var(--ink-soft); font-style: italic; background: var(--accent-soft); border-radius: 0 8px 8px 0;
}
mark { background: #ffe28a; border-radius: 3px; padding: 0 2px; }
mark.hl-verde { background: #bdeecb; }
mark.hl-rosa { background: #f6c9dd; }
mark.hl-azul { background: #c7dcf7; }
.editor-body mark.linked-fc {
  background: var(--accent-soft);
  border-bottom: 2px solid var(--accent);
  border-radius: 3px;
  padding: 0 2px;
  cursor: pointer;
}

/* checklist */
.checklist-item { display: flex; align-items: flex-start; gap: 9px; margin: 6px 0; }
.checklist-item .check-box {
  flex-shrink: 0; width: 18px; height: 18px; margin-top: 2px; border-radius: 5px;
  border: 1.5px solid var(--border); cursor: pointer; position: relative;
}
.checklist-item .check-box:hover { border-color: var(--accent); }
.checklist-item[data-checked="true"] .check-box {
  background: var(--accent); border-color: var(--accent);
}
.checklist-item[data-checked="true"] .check-box::after {
  content: ""; position: absolute; left: 5px; top: 1px; width: 5px; height: 9px;
  border: solid #fff; border-width: 0 2px 2px 0; transform: rotate(40deg);
}
.checklist-item[data-checked="true"] .check-text { color: var(--ink-faint); text-decoration: line-through; }

/* table */
.editor-table { border-collapse: collapse; width: 100%; margin: 14px 0; font-size: 14.5px; }
.editor-table td { border: 1px solid var(--border); padding: 8px 10px; min-width: 60px; }
.editor-table tr:first-child td { background: var(--accent-soft); font-weight: 600; }

/* code block */
.code-block {
  background: var(--ink); color: #efe7da; border-radius: 10px; padding: 14px 16px;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; font-size: 13.5px;
  line-height: 1.6; overflow-x: auto; margin: 14px 0; white-space: pre-wrap;
}

/* callout */
.callout {
  display: flex; gap: 10px; align-items: flex-start; margin: 14px 0;
  background: var(--accent-soft); border-left: 3px solid var(--accent);
  border-radius: 0 10px 10px 0; padding: 12px 14px; color: #7a3b22;
}
.callout .callout-icon { flex-shrink: 0; margin-top: 1px; color: var(--accent); }

/* columns */
.columns { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; margin: 14px 0; }
.columns .column { border-left: 1px dashed var(--border); padding-left: 16px; }
.columns .column:first-child { border-left: none; padding-left: 0; }

/* --- Page styles (visual templates, content is unaffected) --- */
.page-style--a4 {
  max-width: 760px; margin: 0 auto; padding-left: 60px; padding-right: 60px;
  box-shadow: inset 0 0 0 1px var(--border);
}
.page-style--caderno {
  background-color: #fffdf8;
  background-image:
    repeating-linear-gradient(to bottom, transparent 0 27px, #cfe0f5 27px 28px),
    linear-gradient(to right, transparent 64px, #f3c1c9 64px 65px, transparent 65px);
  padding-left: 78px;
  padding-top: 8px;
  line-height: 28px;
}
.page-style--caderno p, .page-style--caderno li, .page-style--caderno blockquote {
  line-height: 28px;
  margin: 0 0 28px;
}
.page-style--pautada {
  background-color: #fffaf7;
  background-image: repeating-linear-gradient(to bottom, transparent 0 30px, #f7c6d9 30px 31px);
  padding-top: 9px;
  line-height: 31px;
}
.page-style--pautada p, .page-style--pautada li, .page-style--pautada blockquote {
  line-height: 31px;
  margin: 0 0 31px;
}
.page-style--pontilhada {
  background-color: #fff;
  background-image: radial-gradient(circle, #d9dbe9 1.1px, transparent 1.6px);
  background-size: 22px 22px;
}
.page-style--pastel {
  background: linear-gradient(160deg, #f5f1ff 0%, #fdf3fb 100%);
}
.page-style--pastel h2, .page-style--pastel h3 { color: #8a6fd8; }
.page-style--medicina {
  background: #fff; border-left: 4px solid #2f9ea3; padding-left: 32px;
}
.page-style--medicina h2, .page-style--medicina h3 { color: #1f7f84; }
.page-style--concurso { background: #f7f7fb; }
.page-style--concurso h2, .page-style--concurso h3 { border-bottom: 2px solid var(--ink); padding-bottom: 5px; display: inline-block; }
.page-style--enem { background: #fffaf2; }
.page-style--enem h2, .page-style--enem h3 { color: #c97a2b; }
.page-style--fichamento { background: #fbf8f2; }
.page-style--fichamento blockquote { font-family: var(--font-serif); font-size: 17px; }

/* --- Font styles (typeface per resumo, independent from the page style) --- */
.font--classica { font-family: "Lora", var(--font-serif); }
.font--classica h2, .font--classica h3 { font-family: "Lora", var(--font-serif); font-weight: 600; }

.font--manuscrita { font-family: "Caveat", var(--font-serif); font-size: 21px; }
.font--manuscrita h2, .font--manuscrita h3 { font-family: "Caveat", var(--font-serif); font-weight: 700; }
.font--manuscrita blockquote { font-family: "Caveat", var(--font-serif); font-size: 22px; }

.font--moderna { font-family: "Manrope", var(--font-sans); }
.font--moderna h2, .font--moderna h3 { font-family: "Manrope", var(--font-sans); font-weight: 700; letter-spacing: -0.01em; }

/* --- Espaçamento entre linhas (por resumo) --- */
.ls--simples { line-height: 1.3; }
.ls--media { line-height: 1.85; }
.ls--duplo { line-height: 2.4; }

.font-option-list { display: flex; flex-direction: column; gap: 8px; }
.font-option {
  display: flex; align-items: center; justify-content: space-between; gap: 14px;
  border: 1.5px solid var(--border); border-radius: 11px; padding: 14px 16px; text-align: left;
}
.font-option:hover { border-color: var(--accent); }
.font-option.selected { border-color: var(--accent); background: var(--accent-soft); }
.font-option-sample { font-size: 18px; color: var(--ink); }
.font-option-sample.font--classica { font-family: "Lora", var(--font-serif); }
.font-option-sample.font--manuscrita { font-family: "Caveat", var(--font-serif); font-size: 23px; }
.font-option-sample.font--moderna { font-family: "Manrope", var(--font-sans); font-weight: 600; }
.font-option-sample.font--padrao { font-family: var(--font-serif); }
.font-option-meta { flex-shrink: 0; display: flex; flex-direction: column; align-items: flex-end; gap: 2px; }
.font-option-meta b { font-size: 12.5px; color: var(--ink); }
.font-option-meta span { font-size: 11px; color: var(--ink-faint); }

/* cornell layout (structural, not just skin) */
.cornell-layout {
  display: grid; grid-template-columns: 190px 1fr; grid-template-areas: "cue notes" "summary summary";
  border: 1px solid var(--border); border-radius: 10px; overflow: hidden; margin: 6px 0 16px;
}
.cornell-cue { grid-area: cue; background: var(--accent-soft); padding: 16px; border-right: 1px solid var(--border); font-size: 13px; color: var(--ink-soft); }
.cornell-notes { grid-area: notes; padding: 16px; border-bottom: 1px solid var(--border); min-height: 240px; }
.cornell-summary { grid-area: summary; padding: 14px 16px; background: #faf9fc; font-size: 13.5px; }
.cornell-layout p:last-child { margin-bottom: 0; }

/* page-style picker modal */
.style-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.style-swatch {
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  border: 1.5px solid var(--border); border-radius: 10px; padding: 10px 6px; font-size: 11.5px; color: var(--ink-soft);
}
.style-swatch:hover { border-color: var(--accent); }
.style-swatch.selected { border-color: var(--accent); background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.style-preview { width: 100%; height: 38px; border-radius: 6px; border: 1px solid var(--border); background: #fff; }
.style-preview.page-style--a4 { box-shadow: inset 0 0 0 3px var(--border); }
.style-preview.page-style--caderno {
  background-color: #fffdf8;
  background-image:
    repeating-linear-gradient(to bottom, transparent 0 8px, #cfe0f5 8px 9px),
    linear-gradient(to right, transparent 12px, #f3c1c9 12px 13px, transparent 13px);
}
.style-preview.page-style--pautada {
  background-color: #fffaf7;
  background-image: repeating-linear-gradient(to bottom, transparent 0 8px, #f7c6d9 8px 9px);
}
.style-preview.page-style--pontilhada {
  background-color: #fff;
  background-image: radial-gradient(circle, #b7bad4 1.2px, transparent 1.8px);
  background-size: 9px 9px;
}
.style-preview.page-style--pastel { background: linear-gradient(160deg, #e9e0ff 0%, #fbdff0 100%); }
.style-preview.page-style--medicina { background: #e3f4f4; box-shadow: inset 4px 0 0 #2f9ea3; }
.style-preview.page-style--concurso { background: #eceaf7; box-shadow: inset 0 -4px 0 var(--ink); }
.style-preview.page-style--enem { background: linear-gradient(160deg, #ffedd2, #fff6e8); }
.style-preview.page-style--fichamento { background: #f1e9d6; }
.style-preview.page-style--cornell {
  background: linear-gradient(to right, var(--accent-soft) 0 30%, #fff 30% 100%);
  box-shadow: inset 0 -10px 0 -3px #faf9fc, inset 0 0 0 1px var(--border);
}

/* floating selection toolbar */
.selection-toolbar {
  position: fixed;
  display: none;
  align-items: center;
  gap: 4px;
  background: var(--ink);
  color: #fff;
  border-radius: 10px;
  padding: 6px;
  box-shadow: var(--shadow-2);
  z-index: 50;
  transform: translate(-50%, -100%);
}
.selection-toolbar.show { display: flex; }
.selection-toolbar button {
  padding: 6px 10px; border-radius: 6px; font-size: 12.5px; color: #e6d9c8; display: flex; align-items: center; gap: 5px;
}
.selection-toolbar button:hover { background: rgba(255,255,255,0.12); color: #fff; }
.selection-toolbar button.primary { background: var(--accent); color: #fff; font-weight: 600; }
.selection-toolbar button.primary:hover { background: var(--accent-hover); }

/* ---------- Flashcards ---------- */
.deck-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 14px; margin-bottom: 26px; }
.deck-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 17px;
  cursor: pointer;
  transition: box-shadow 0.15s ease, border-color 0.15s ease, transform 0.1s ease-out;
}
.deck-card:hover { box-shadow: var(--shadow-2); border-color: #e3c3ac; }
.deck-card:active { transform: scale(0.98); }
.deck-card .deck-name { font-family: var(--font-serif); font-size: 15px; margin-bottom: 10px; }
.deck-card .deck-stats { display: flex; align-items: center; gap: 12px; font-size: 12px; color: var(--ink-soft); }
.deck-card .due-pill { background: var(--amber-soft); color: var(--amber); padding: 2px 8px; border-radius: 999px; font-weight: 700; }
.deck-card .due-ok { display: inline-flex; align-items: center; gap: 4px; color: var(--green); }

/* ---------- Assuntos ---------- */
.assuntos-breadcrumb { display: flex; align-items: center; flex-wrap: wrap; gap: 4px; margin: -6px 0 18px; font-size: 13px; }
.assuntos-breadcrumb .crumb { color: var(--ink-soft); padding: 3px 6px; border-radius: 6px; }
.assuntos-breadcrumb .crumb:hover { background: var(--accent-soft); color: var(--accent); }
.assuntos-breadcrumb .crumb.active { color: var(--ink); font-weight: 700; }
.assuntos-breadcrumb .crumb-sep { color: var(--ink-faint); }

.assunto-detail-panel { margin-bottom: 18px; }
.assunto-detail-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.assunto-detail-head h3 { margin: 0; }
.assunto-shortcut-row { display: flex; flex-wrap: wrap; gap: 8px; }

.assuntos-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 14px; margin-bottom: 26px; }
.assunto-card {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 15px 16px;
  cursor: pointer;
  transition: box-shadow 0.15s ease, border-color 0.15s ease, transform 0.1s ease-out;
}
.assunto-card:hover { box-shadow: var(--shadow-2); border-color: #e3c3ac; }
.assunto-card:active { transform: scale(0.98); }
.assunto-card-top { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.assunto-card-icon { color: var(--accent); }
.assunto-card h4 { font-family: var(--font-serif); font-size: 15px; margin: 0 0 6px; }
.assunto-card-meta { font-size: 11.5px; color: var(--ink-faint); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.assunto-card-actions { display: flex; align-items: center; gap: 2px; margin-top: 10px; opacity: 0; transition: opacity 0.12s ease; }
.assunto-card:hover .assunto-card-actions { opacity: 1; }
.folder-mode-tag.light { background: var(--accent-soft); color: var(--accent); }

.flash-list { display: flex; flex-direction: column; gap: 8px; }
.flash-row {
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 11px; padding: 12px 16px;
}
.flash-row .front { flex: 1; font-size: 13.5px; }
.flash-row .deck-tag { font-size: 11px; color: var(--accent); background: var(--accent-soft); padding: 2px 8px; border-radius: 999px; }
.flash-row .due-tag { font-size: 11px; color: var(--ink-soft); }
.flash-row .due-tag.today { color: var(--amber); font-weight: 700; }
.flash-row[draggable] { cursor: grab; }
.flash-row.dragging { opacity: 0.4; }
.flash-row .drag-handle { color: var(--ink-faint); flex-shrink: 0; cursor: grab; }

/* Review session / card flip */
.review-stage { display: flex; flex-direction: column; align-items: center; padding: 20px 0 40px; }
.review-progress { font-size: 12.5px; color: var(--ink-soft); margin-bottom: 18px; }
.flip-card {
  width: 520px; max-width: 92vw; height: 300px;
  perspective: 1400px;
}
.flip-card-inner {
  position: relative; width: 100%; height: 100%;
  transition: transform 0.5s cubic-bezier(.4,.2,.2,1);
  transform-style: preserve-3d;
  cursor: pointer;
}
.flip-card-inner.flipped { transform: rotateY(180deg); }
.flip-face {
  position: absolute; inset: 0;
  backface-visibility: hidden;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 18px;
  box-shadow: var(--shadow-2);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  padding: 30px; text-align: center;
}
.flip-face .kicker { font-size: 11px; text-transform: uppercase; letter-spacing: 0.08em; color: var(--ink-faint); margin-bottom: 14px; }
.flip-face .content { font-family: var(--font-serif); font-size: 21px; line-height: 1.5; }
.flip-face.back { transform: rotateY(180deg); background: #f4e6da; }
.flip-hint { margin-top: 16px; font-size: 12px; color: var(--ink-faint); }

.card-folder-label {
  font-family: var(--font-serif); font-weight: 600; font-size: 19px;
  color: var(--accent); text-align: center; margin-bottom: 16px;
  max-width: 90%;
}

.review-actions { display: flex; gap: 12px; margin-top: 26px; }

/* 4 notas (Errei/Difícil/Bom/Fácil), no espírito do Anki — cada botão mostra
   o intervalo que o FSRS agendaria se essa nota for escolhida. */
.review-actions--fsrs { gap: 10px; }
.grade-btn {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  padding: 10px 20px; border-radius: 12px; font-weight: 700; font-size: 13.5px; min-width: 76px;
  transition: background 0.12s ease, transform 0.1s ease-out;
}
.grade-btn:active { transform: scale(0.94); }
.grade-btn .grade-interval { font-size: 11px; font-weight: 600; opacity: 0.75; }
.grade-btn--again { background: var(--red-soft); color: var(--red); }
.grade-btn--again:hover { background: #eed2c8; }
.grade-btn--hard { background: var(--amber-soft); color: var(--amber); }
.grade-btn--hard:hover { background: #f0e0bd; }
.grade-btn--good { background: var(--accent-soft); color: var(--accent); }
.grade-btn--good:hover { background: #f0ddd0; }
.grade-btn--easy { background: var(--green-soft); color: var(--green); }
.grade-btn--easy:hover { background: #e2e6cf; }

.empty-review {
  text-align: center; padding: 60px 20px; color: var(--ink-soft);
}
.empty-review .big { display: flex; justify-content: center; color: var(--accent); margin-bottom: 14px; }

/* ---------- Foco (timer) ---------- */
.focus-layout { display: flex; justify-content: center; }
.focus-layout .focus-timer-card { width: 100%; max-width: 420px; }
.focus-timer-card { display: flex; flex-direction: column; align-items: center; text-align: center; }
.focus-setup { width: 100%; display: flex; flex-direction: column; gap: 16px; }

.spotify-block { width: 100%; margin-bottom: 16px; }
.spotify-block--empty { display: flex; justify-content: center; }
.spotify-block--connected {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 12px;
  padding: 10px 12px; font-size: 12.5px; color: var(--ink-soft);
}
.spotify-block--connected > span { display: flex; align-items: center; gap: 6px; }
.spotify-embed-slot { border-radius: 12px; overflow: hidden; line-height: 0; }
.spotify-embed-slot iframe { display: block; width: 100%; border: none; }
.spotify-block-actions { display: flex; align-items: center; justify-content: flex-end; gap: 4px; margin-top: 6px; }
.spotify-open-link {
  display: inline-flex; align-items: center; gap: 4px; margin-right: auto;
  font-size: 11.5px; font-weight: 600; color: var(--ink-soft); text-decoration: none;
}
.spotify-open-link:hover { color: var(--accent); }

/* Player fixo — vive fora da área que troca de tela, então a música não
   para quando a pessoa navega pra outro lugar do app. */
#spotify-mini-root { position: fixed; right: 18px; bottom: 18px; z-index: 260; width: 260px; max-width: calc(100vw - 36px); }
.spotify-mini-bar {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 14px;
  box-shadow: var(--shadow-2); overflow: hidden;
}
.spotify-mini-toggle {
  display: flex; align-items: center; gap: 7px; width: 100%; padding: 10px 12px;
  font-size: 12.5px; font-weight: 600; color: var(--ink); background: none; border: none; cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease, transform 0.1s ease-out;
}
.spotify-mini-toggle:hover { background: var(--accent-soft); color: var(--accent); }
.spotify-mini-toggle:active { transform: scale(0.98); }
.spotify-mini-body { padding: 0 10px 10px; }

/* Chat de dúvidas com IA — uma gaveta que desliza a partir da borda
   direita da tela (padrão comum de chat widget), não um balão solto no
   canto. Fica fora da área que o roteador troca, então a conversa
   sobrevive a navegar entre telas. #ai-chat-root cobre a viewport inteira
   pra poder posicionar a aba e o painel em relação à borda, mas com
   pointer-events desligado por padrão — só a aba e o painel (que reativam
   pointer-events) são clicáveis, o resto deixa passar o clique pro app. */
#ai-chat-root { position: fixed; inset: 0; z-index: 260; pointer-events: none; }
.ai-chat-dock { position: relative; width: 100%; height: 100%; }

.ai-chat-tab {
  position: fixed; right: 18px; top: 62%; transform: translateY(-50%);
  display: flex; align-items: center; gap: 7px; padding: 11px 16px;
  border-radius: 999px; border: 1px solid var(--border); background: var(--bg-elevated);
  color: var(--ink); font-size: 12.5px; font-weight: 700; cursor: pointer;
  box-shadow: var(--shadow-2, var(--shadow-1)); pointer-events: auto;
  transition: opacity 0.2s ease, transform 0.2s ease, background 0.15s, color 0.15s;
}
.ai-chat-tab:hover { background: var(--accent-soft); color: var(--accent); border-color: var(--accent); }
.ai-chat-tab:active { transform: translateY(-50%) scale(0.95); }
.ai-chat-dock.is-open .ai-chat-tab { opacity: 0; transform: translateY(-50%) translateX(12px); pointer-events: none; }

.ai-chat-panel {
  position: fixed; top: 74px; right: 0; bottom: 0; width: min(360px, 100vw);
  background: var(--bg-elevated); border-left: 1px solid var(--border);
  box-shadow: -12px 0 32px rgba(20, 20, 43, 0.14);
  display: flex; flex-direction: column;
  transform: translateX(100%); transition: transform 0.25s ease;
  pointer-events: auto;
}
.ai-chat-dock.is-open .ai-chat-panel { transform: translateX(0); }

.ai-chat-head {
  display: flex; align-items: center; justify-content: space-between; gap: 8px;
  padding: 14px 16px; border-bottom: 1px solid var(--border); font-size: 13px; font-weight: 700; color: var(--ink);
  flex-shrink: 0;
}
.ai-chat-head > span { display: flex; align-items: center; gap: 6px; }
.ai-chat-head-actions { display: flex; align-items: center; gap: 4px; }
.ai-chat-context {
  display: flex; align-items: center; gap: 6px; background: var(--accent-soft); color: var(--accent);
  font-size: 11.5px; font-weight: 600; padding: 7px 10px; border-radius: 8px; margin: 10px 16px 0;
  flex-shrink: 0;
}
.ai-chat-context span { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ai-chat-context button { background: none; border: none; color: inherit; cursor: pointer; display: flex; opacity: 0.7; }
.ai-chat-context button:hover { opacity: 1; }
.ai-chat-messages {
  flex: 1; display: flex; flex-direction: column; gap: 10px;
  overflow-y: auto; padding: 16px;
}
.ai-chat-empty {
  display: flex; flex-direction: column; align-items: center; gap: 10px; text-align: center;
  color: var(--ink-faint); font-size: 13px; margin: auto; padding: 20px 10px;
}
.ai-chat-msg { font-size: 13px; line-height: 1.55; padding: 9px 12px; border-radius: 12px; max-width: 88%; }
.ai-chat-msg p { margin: 0 0 6px; }
.ai-chat-msg p:last-child { margin-bottom: 0; }
.ai-chat-msg ul { margin: 4px 0; padding-left: 18px; }
.ai-chat-msg--user { align-self: flex-end; background: var(--accent); color: #fff; }
.ai-chat-msg--assistant { align-self: flex-start; background: var(--bg); border: 1px solid var(--border); color: var(--ink); }
.ai-chat-speak-btn {
  display: flex; align-items: center; justify-content: center;
  width: 22px; height: 22px; border-radius: 50%; border: none; cursor: pointer;
  background: var(--accent-soft); color: var(--accent-hover); margin-top: 6px; padding: 0;
}
.ai-chat-speak-btn:hover, .ai-chat-speak-btn.active { background: var(--accent); color: #fff; }
.ai-chat-typing { display: flex; gap: 4px; align-items: center; padding: 11px 14px; }
.ai-chat-typing span { width: 5px; height: 5px; border-radius: 50%; background: var(--ink-faint); animation: ai-chat-blink 1.2s infinite; }
.ai-chat-typing span:nth-child(2) { animation-delay: 0.2s; }
.ai-chat-typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes ai-chat-blink { 0%, 80%, 100% { opacity: 0.25; } 40% { opacity: 1; } }
.ai-chat-input-row {
  display: flex; gap: 8px; align-items: flex-end; padding: 12px 16px;
  border-top: 1px solid var(--border); flex-shrink: 0;
}
.ai-chat-input-row textarea {
  flex: 1; resize: none; border: 1px solid var(--border); border-radius: 10px; padding: 9px 11px;
  font-size: 13px; font-family: inherit; outline: none; background: var(--bg); color: var(--ink); max-height: 120px;
}
.ai-chat-input-row textarea:focus { border-color: var(--accent); }
.ai-chat-input-row button {
  flex-shrink: 0; width: 36px; height: 36px; border-radius: 10px; border: none; cursor: pointer;
  background: var(--accent); color: #fff; display: flex; align-items: center; justify-content: center;
}
.ai-chat-input-row button:hover { background: var(--accent-hover); }
.ai-chat-input-row button:disabled { opacity: 0.6; cursor: default; }
.ai-chat-input-row #ai-chat-mic { background: var(--bg-elevated); color: var(--ink-soft); border: 1px solid var(--border); }
.ai-chat-input-row #ai-chat-mic:hover { background: var(--bg-elevated); border-color: var(--accent); color: var(--accent); }
.ai-chat-input-row #ai-chat-mic.active {
  background: var(--red); color: #fff; border-color: var(--red);
  animation: ai-chat-mic-pulse 1.4s ease-in-out infinite;
}
@media (prefers-reduced-motion: reduce) { .ai-chat-input-row #ai-chat-mic.active { animation: none; } }
@keyframes ai-chat-mic-pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(163, 68, 52, 0.35); }
  50% { box-shadow: 0 0 0 6px rgba(163, 68, 52, 0); }
}

@media (max-width: 860px) {
  .ai-chat-tab { right: 14px; }
}
/* Em tela pequena, o painel virava um dominante "tela inteira" ocupando
   top:0 a bottom:0 e a largura toda — parecia sair do app, não uma janela
   flutuante. Vira uma folha que sobe de baixo, cobrindo só ~82% da altura
   (sobra uma tira do app visível atrás, deixa claro que é uma sobreposição
   temporária), com cantos arredondados em cima e deslizando por baixo. */
@media (max-width: 480px) {
  .ai-chat-panel {
    left: 0; right: 0; top: auto; bottom: 0; width: 100%;
    height: 82vh; max-height: 82vh;
    border-left: none; border-top: 1px solid var(--border);
    border-radius: 18px 18px 0 0;
    overflow: hidden;
    box-shadow: 0 -12px 32px rgba(20, 20, 43, 0.18);
    transform: translateY(100%);
  }
  .ai-chat-dock.is-open .ai-chat-panel { transform: translateY(0); }
}
.focus-setup-field { text-align: left; }
.focus-setup-field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink-soft); margin-bottom: 8px; }
.focus-presets { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.focus-presets input[type=number] { width: 64px; border: 1px solid var(--border); border-radius: 8px; padding: 6px 8px; font-size: 12.5px; outline: none; background: var(--bg); }
.focus-presets input[type=number]:focus { border-color: var(--accent); }

.focus-streak-badge {
  display: inline-flex; align-items: center; gap: 6px; align-self: flex-start;
  background: var(--amber-soft); color: var(--amber); font-size: 12.5px; font-weight: 700;
  padding: 6px 12px; border-radius: 999px; white-space: nowrap;
}

.focus-running { display: flex; flex-direction: column; align-items: center; gap: 18px; padding: 20px 0; }
.focus-phase-label { font-size: 12.5px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--accent); }
.focus-phase-label.is-break { color: var(--green); }

.focus-ring-wrap { position: relative; width: 190px; height: 190px; display: flex; align-items: center; justify-content: center; }
.focus-ring { position: absolute; inset: 0; width: 100%; height: 100%; transform: rotate(-90deg); }
.focus-ring-bg { fill: none; stroke: var(--accent-soft); stroke-width: 8; }
.focus-ring-fg { fill: none; stroke: var(--accent); stroke-width: 8; stroke-linecap: round; transition: stroke-dashoffset 0.25s linear; }
.focus-ring-wrap.is-break .focus-ring-fg { stroke: var(--green); }
.focus-countdown { font-family: var(--font-serif); font-size: 40px; font-weight: 600; color: var(--ink); position: relative; z-index: 1; }

.focus-phrase {
  display: flex; align-items: center; gap: 7px; justify-content: center; text-align: left;
  background: var(--accent-soft); color: var(--accent-ink-soft, var(--accent)); font-size: 12.5px; font-weight: 600;
  border-radius: 10px; padding: 9px 12px; margin-top: 4px;
}

.focus-done { padding: 10px 0; }
.focus-done-icon {
  display: flex; align-items: center; justify-content: center; margin: 0 auto 10px;
  width: 56px; height: 56px; border-radius: 50%; background: var(--green-soft); color: var(--green);
  animation: focus-done-pop 0.4s cubic-bezier(.34,1.56,.64,1);
}
.focus-done h3 { margin: 0 0 6px; font-family: var(--font-serif); }

.focus-plan { display: flex; flex-direction: column; gap: 6px; text-align: left; width: 100%; }
.focus-plan-title {
  display: flex; align-items: center; gap: 6px; font-size: 12px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-soft); margin-bottom: 2px;
}
.focus-plan-item { display: flex; align-items: baseline; gap: 8px; font-size: 12.5px; }
.focus-plan-minutes {
  flex-shrink: 0; font-family: var(--font-serif); font-weight: 600; color: var(--accent);
  background: var(--accent-soft); border-radius: 6px; padding: 1px 7px; font-size: 11.5px;
}
.focus-plan-text { color: var(--ink); }
.focus-plan-text b { font-weight: 600; }
.focus-plan--compact { flex-direction: row; flex-wrap: wrap; gap: 8px 14px; justify-content: center; margin-top: 2px; }
.focus-plan--compact .focus-plan-item { font-size: 11.5px; color: var(--ink-soft); }

/* As 4 bolinhas clássicas do Pomodoro — quantos blocos até a pausa longa. */
.pomo-dots { display: flex; gap: 6px; }
.pomo-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--border); }
.pomo-dot.is-done { background: var(--accent); }

@keyframes focus-done-pop {
  0% { transform: scale(0); opacity: 0; }
  60% { transform: scale(1.15); opacity: 1; }
  100% { transform: scale(1); }
}

/* ---------- Agenda (quadro kanban, recurso Pro) ---------- */
.agenda-toolbar { display: flex; gap: 10px; margin-bottom: 18px; }
.agenda-toolbar input[type=text] {
  flex: 1; border: 1px solid var(--border); border-radius: 9px; padding: 9px 12px; font-size: 13.5px; outline: none; background: var(--bg-elevated);
}
.agenda-toolbar input[type=text]:focus { border-color: var(--accent); }
.agenda-toolbar select {
  border: 1px solid var(--border); border-radius: 9px; padding: 9px 12px; font-size: 12.5px; background: var(--bg-elevated); color: var(--ink);
}
.agenda-board { display: grid; grid-template-columns: repeat(3, minmax(240px, 1fr)); gap: 16px; align-items: start; overflow-x: auto; padding-bottom: 8px; }
.agenda-column { background: var(--bg); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; min-height: 200px; }
.agenda-column-head { display: flex; align-items: center; justify-content: space-between; padding: 2px 4px 12px; border-bottom: 2px solid var(--border); margin-bottom: 12px; }
.agenda-column-head h4 { font-family: var(--font-serif); font-size: 15px; margin: 0; }
.agenda-count { font-size: 11px; font-weight: 700; background: var(--bg-elevated); border-radius: 20px; padding: 3px 9px; color: var(--ink-soft); }
.agenda-task-list { display: flex; flex-direction: column; gap: 10px; min-height: 60px; border-radius: 8px; transition: outline-color 0.12s ease; }
.agenda-task-list.is-drag-over { outline: 2px dashed var(--accent); outline-offset: 4px; }
.agenda-empty { text-align: center; padding: 20px 8px; color: var(--ink-faint); font-size: 12.5px; }
.agenda-task {
  background: var(--bg-elevated); border: 1px solid var(--border); border-radius: 11px; padding: 12px 13px;
  box-shadow: var(--shadow-1); cursor: grab;
  transition: box-shadow 0.15s ease, transform 0.15s ease, opacity 0.15s ease;
}
.agenda-task:hover { box-shadow: var(--shadow-2); transform: translateY(-1px); }
.agenda-task.is-dragging { opacity: 0.4; }
.agenda-task.is-done h5 { text-decoration: line-through; color: var(--ink-faint); }
.agenda-task-top { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.agenda-priority { font-size: 10px; font-weight: 700; letter-spacing: 0.02em; border-radius: 5px; padding: 3px 7px; }
.agenda-priority--high { color: var(--red); background: var(--red-soft); }
.agenda-priority--medium { color: var(--amber); background: var(--amber-soft); }
.agenda-priority--low { color: var(--green); background: var(--green-soft); }
.agenda-task h5 { font-family: var(--font-serif); font-size: 14.5px; margin: 9px 0 6px; line-height: 1.3; }
.agenda-task-notes { font-size: 11.5px; color: var(--ink-soft); line-height: 1.45; margin: 0 0 10px; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.agenda-task-footer { display: flex; justify-content: space-between; align-items: center; gap: 8px; border-top: 1px solid var(--border); padding-top: 9px; }
.agenda-due { font-size: 11px; font-weight: 600; color: var(--ink-soft); }
.agenda-due.is-late { color: var(--red); }
.agenda-check {
  width: 20px; height: 20px; border: 1.5px solid var(--green); background: transparent; border-radius: 50%;
  display: flex; align-items: center; justify-content: center; color: #fff; padding: 0; flex-shrink: 0;
  transition: background 0.12s ease, transform 0.1s ease-out;
}
.agenda-check:active { transform: scale(0.9); }
.agenda-check.is-checked { background: var(--green); }
.agenda-add-inline {
  width: 100%; border: 0; background: transparent; color: var(--ink-soft); font-size: 12px; font-weight: 600;
  display: flex; align-items: center; gap: 6px; justify-content: center; padding: 10px 6px 2px;
}
.agenda-add-inline:hover { color: var(--accent); }
@media (max-width: 860px) {
  .agenda-board { grid-template-columns: 1fr; }
}

/* ---------- Modal ---------- */
.modal-overlay {
  position: fixed; inset: 0; background: rgba(30, 22, 15, 0.5);
  display: flex; align-items: center; justify-content: center; z-index: 100;
  backdrop-filter: blur(2px);
  animation: modalOverlayIn 0.18s ease-out;
}
.modal-overlay.closing { animation: modalOverlayOut 0.16s ease-in forwards; }
@keyframes modalOverlayIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalOverlayOut { to { opacity: 0; } }
.modal {
  background: var(--bg-elevated);
  border-radius: 16px;
  width: 480px; max-width: 92vw;
  max-height: 86vh;
  overflow-y: auto;
  padding: 24px 26px 22px;
  box-shadow: var(--shadow-2);
  animation: modalIn 0.2s cubic-bezier(.22,.75,.3,1);
}
.modal-overlay.closing .modal { animation: modalOut 0.16s ease-in forwards; }
@keyframes modalIn { from { opacity: 0; transform: translateY(8px) scale(0.97); } to { opacity: 1; transform: none; } }
@keyframes modalOut { to { opacity: 0; transform: translateY(6px) scale(0.98); } }
.modal h3 { margin: 0 0 4px; font-size: 18px; }
.modal .modal-sub { font-size: 13px; color: var(--ink-soft); margin: 0 0 18px; }
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 12.5px; font-weight: 600; color: var(--ink-soft); margin-bottom: 6px; }
.field input[type=text], .field input[type=email], .field input[type=password], .field input[type=number], .field textarea, .field select {
  width: 100%; border: 1px solid var(--border); border-radius: 9px; padding: 9px 11px; font-size: 14px; outline: none; background: var(--bg);
}
.field textarea { resize: vertical; min-height: 70px; font-family: inherit; }
.field input:focus, .field textarea:focus, .field select:focus { border-color: var(--accent); }
.field-hint { font-size: 11.5px; color: var(--ink-faint); margin-top: 4px; }
.field-hint--warning { color: var(--red); font-weight: 600; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 18px; }
.ai-source-note { display: flex; gap: 8px; align-items: flex-start; background: var(--accent-soft); color: #7a3b22; font-size: 12px; border-radius: 10px; padding: 10px 12px; margin-bottom: 16px; }

.checkbox-card {
  display: flex; gap: 12px; align-items: flex-start; border: 1.5px solid var(--border); border-radius: 12px; padding: 14px; cursor: pointer; margin-bottom: 10px;
  transition: border-color 0.12s ease, background 0.12s ease, transform 0.1s ease-out;
}
.checkbox-card:active { transform: scale(0.99); }
.checkbox-card.selected { border-color: var(--accent); background: var(--accent-soft); }
.checkbox-card .mode-icon {
  flex-shrink: 0; width: 38px; height: 38px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  background: var(--accent-soft); color: var(--accent);
}
.checkbox-card.selected .mode-icon { background: var(--accent); color: #fff; }
.checkbox-card b { display: block; font-size: 14px; margin-bottom: 2px; }
.checkbox-card span { font-size: 12px; color: var(--ink-soft); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--ink); color: #fff; padding: 12px 20px; border-radius: 12px;
  font-size: 13.5px; box-shadow: var(--shadow-2); z-index: 200;
  opacity: 0; transition: opacity 0.25s ease, transform 0.25s ease;
  display: flex; align-items: center; gap: 8px;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ---------- Onboarding ---------- */
.onboarding-overlay {
  position: fixed; inset: 0; background: linear-gradient(160deg, #251a12, #3a2a1c);
  display: flex; align-items: center; justify-content: center; z-index: 300;
}
.onboarding-card {
  background: var(--bg-elevated); border-radius: 20px; padding: 36px 38px; width: 520px; max-width: 92vw;
  max-height: 90vh; overflow-y: auto;
  box-shadow: var(--shadow-2);
}
.onboarding-card h1 { font-size: 24px; margin: 0 0 6px; }
.onboarding-card p { color: var(--ink-soft); font-size: 14px; margin: 0 0 22px; }
.onboarding-step { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.06em; color: var(--accent); margin-bottom: 8px; }

.onboarding-card--intro { text-align: center; }
.onboarding-card--intro .onboarding-step { text-align: center; }
.onboarding-card--intro h1 { text-wrap: balance; }
.onboarding-card--intro .field input { text-align: left; }
.onboarding-mascot-badge {
  width: 96px; height: 96px; margin: 6px auto 18px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%; background: var(--accent-soft);
  border: 1.5px dashed var(--accent);
}
.onboarding-bubble {
  display: inline-block; max-width: 320px; margin: 0 auto 22px;
  background: var(--ink); color: #fff; font-size: 12.5px; line-height: 1.5;
  padding: 10px 16px; border-radius: 14px 14px 14px 4px;
}

.auth-error { background: var(--red-soft); color: var(--red); font-size: 12.5px; border-radius: 9px; padding: 9px 12px; margin-bottom: 14px; }
.auth-switch { background: none; border: none; padding: 0; color: var(--accent); font-size: 13px; font-weight: 600; cursor: pointer; text-decoration: underline; }
.auth-foot { margin-top: 18px; text-align: center; font-size: 13px; color: var(--ink-soft); }
.auth-forgot-link { display: block; margin: -8px 0 14px; text-align: right; font-size: 12.5px; }

.empty-state { text-align: center; padding: 50px 20px; color: var(--ink-soft); }
.empty-state .big { display: flex; justify-content: center; color: var(--ink-faint); margin-bottom: 10px; }

/* ---------- Capelinho fixo, explica ao passar o mouse (js/mascot.js) ----
   Sem balançar nem seguir o cursor (olhos são um traço curvo só, sem
   pupila pra deslocar) — só pisca de vez em quando, e a bolha aparece e
   some (fade). Mesma linguagem visual do .onboarding-bubble, só espelhado
   (a ponta da bolha aponta pro Capelinho, que fica embaixo dela). */
.mascot-fixed {
  position: fixed; right: 1.1rem; bottom: 1.1rem; z-index: 45;
  display: flex; flex-direction: column; align-items: flex-end; gap: 8px;
  pointer-events: none;
}
.mascot-fixed .mascot { display: block; }
.mascot-fixed .mascot-eyes { transform-box: fill-box; transform-origin: center; }
@media (prefers-reduced-motion: no-preference) {
  .mascot-fixed .mascot-eyes { animation: mascotBlink 4.6s ease-in-out infinite; }
}
@keyframes mascotBlink {
  0%, 94%, 100% { transform: scaleY(1); }
  96% { transform: scaleY(0.12); }
}
.mascot-fixed-bubble {
  max-width: 210px; background: var(--ink); color: #fff;
  font-size: 12.5px; font-weight: 600; line-height: 1.45;
  padding: 9px 13px; border-radius: 14px 14px 4px 14px;
  text-align: right;
  opacity: 0; transform: translateY(4px);
  transition: opacity 0.25s ease, transform 0.25s ease;
}
.mascot-fixed-bubble.show { opacity: 1; transform: translateY(0); }
@media (max-width: 640px) {
  .mascot-fixed { transform: scale(0.85); transform-origin: bottom right; right: 0.7rem; bottom: 0.7rem; }
}
@media print {
  .mascot-fixed { display: none !important; }
}

.mobile-menu-btn { display: none; }
.sidebar-backdrop { display: none; }

@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .sidebar {
    position: fixed; inset: 0 auto 0 0; height: 100vh; width: 260px; z-index: 250;
    transform: translateX(-100%); transition: transform 0.25s ease;
  }
  .sidebar.mobile-open { transform: translateX(0); }
  .mobile-menu-btn {
    display: flex; align-items: center; justify-content: center;
    position: fixed; top: 14px; left: 14px; z-index: 150;
    width: 40px; height: 40px; border-radius: 10px; background: var(--bg-elevated);
    border: 1px solid var(--border); box-shadow: var(--shadow-1); color: var(--ink);
  }
  .sidebar-backdrop.show { display: block; position: fixed; inset: 0; background: rgba(20, 20, 43, 0.45); z-index: 200; }
  .main { padding-top: 74px; }
  .stat-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-grid--3 { grid-template-columns: 1fr; }
  .editor-toolbar { flex-wrap: wrap; position: static; }
  .editor-toolbar .ai-btn { margin-left: 0; }
  .btn-row { flex-wrap: wrap; }
  .folder-picker-inline { flex-wrap: wrap; }
  .page-style-btn { margin-left: 0; }
  .main-header { flex-wrap: wrap; }
}

/* ---------- Assinatura (paywall + modal "Minha assinatura") ---------- */
.paywall-card { width: 640px; }
.plano-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 4px; }
.plano-grid--modal { margin-top: 10px; }
.plano-card {
  border: 1.5px solid var(--border); border-radius: 14px; padding: 18px 16px;
  display: flex; flex-direction: column; gap: 8px; text-align: center;
}
.plano-nome { font-family: var(--font-serif); font-size: 16px; font-weight: 700; }
.plano-preco { font-size: 22px; font-weight: 700; }
.plano-preco span { font-size: 12px; font-weight: 500; color: var(--ink-soft); }
.plano-limite { font-size: 12px; color: var(--ink-soft); margin-bottom: 6px; }

.assinatura-uso { margin: 14px 0; }
.assinatura-uso-label { font-size: 12px; color: var(--ink-soft); margin-bottom: 5px; }
.assinatura-uso-bar { height: 7px; border-radius: 999px; background: var(--accent-soft); overflow: hidden; }
.assinatura-uso-fill { height: 100%; background: var(--accent); border-radius: 999px; }
.assinatura-uso-num { font-size: 11.5px; color: var(--ink-faint); margin-top: 4px; }

.retencao-opcoes { display: flex; flex-direction: column; gap: 10px; }
.retencao-card { border: 1.5px solid var(--border); border-radius: 12px; padding: 14px; }
.retencao-card b { display: block; font-size: 13.5px; margin-bottom: 3px; }
.retencao-card p { font-size: 12.5px; color: var(--ink-soft); margin: 0 0 10px; }

/* ---------- Exportar resumo (imprimir / salvar como PDF) ---------- */
@media print {
  * { -webkit-print-color-adjust: exact !important; print-color-adjust: exact !important; }
  #app, .shell { display: block !important; height: auto !important; overflow: visible !important; }
  .sidebar, .mobile-menu-btn, .sidebar-backdrop, .notif-wrap,
  .btn-row, .folder-picker-inline,
  .editor-toolbar,
  .selection-toolbar, .toast, .modal-overlay,
  #spotify-mini-root, #ai-chat-root { display: none !important; }
  .main { padding: 0 !important; overflow: visible !important; height: auto !important; }
  .title-input {
    border: none !important; padding: 0 0 10px !important; margin-bottom: 6px !important;
    -webkit-print-color-adjust: exact;
  }
  .editor-body {
    border: none !important; box-shadow: none !important; min-height: 0 !important;
  }
  .page-style--a4 { box-shadow: none !important; }
}

/* ---------- Página pública de link compartilhado (share.html) ---------- */
.share-page { min-height: 100vh; display: flex; flex-direction: column; }
.share-header { padding: 20px 24px; border-bottom: 1px solid var(--border); }
.share-brand { font-family: var(--font-serif); font-weight: 700; font-size: 18px; color: var(--ink); text-decoration: none; }
.share-brand .dot { color: var(--accent); }
.share-main { flex: 1; max-width: 760px; width: 100%; margin: 0 auto; padding: 32px 24px 48px; }
.share-main h1 { font-size: 26px; margin: 0 0 18px; }
.share-doc .editor-body { background: var(--bg-elevated); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px 32px; }
.share-deck .sub { color: var(--ink-soft); font-size: 13px; margin: -8px 0 22px; }
.share-deck-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 16px; }
.share-flip-card { height: 200px; }
.share-flip-card .flip-face .content { font-size: 16px; }
.share-loading, .share-error {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; padding: 60px 20px; color: var(--ink-soft); text-align: center;
}
.share-footer {
  border-top: 1px solid var(--border); padding: 24px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 12px;
}
.share-footer p { margin: 0; font-size: 13px; color: var(--ink-soft); max-width: 420px; }

/* ---------- Entrada escalonada nos grids de cards ---------- */
/* Aplica em qualquer filho direto dos grids já existentes (painel, decks,
   cadernos, resumos) sem precisar tocar no JS de cada view — só pelo nome
   de classe que cada grid já usa. `backwards` mantém o estado inicial
   (opacity 0) até a animação começar, evitando o "flash" do conteúdo final
   por um frame antes do delay escalonado disparar. */
.stat-grid > *, .deck-grid > *, .assuntos-grid > *, .summary-grid > * {
  animation: cardIn 0.32s ease-out backwards;
}
@keyframes cardIn { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }
.stat-grid > *:nth-child(2), .deck-grid > *:nth-child(2), .assuntos-grid > *:nth-child(2), .summary-grid > *:nth-child(2) { animation-delay: 0.03s; }
.stat-grid > *:nth-child(3), .deck-grid > *:nth-child(3), .assuntos-grid > *:nth-child(3), .summary-grid > *:nth-child(3) { animation-delay: 0.06s; }
.stat-grid > *:nth-child(4), .deck-grid > *:nth-child(4), .assuntos-grid > *:nth-child(4), .summary-grid > *:nth-child(4) { animation-delay: 0.09s; }
.stat-grid > *:nth-child(5), .deck-grid > *:nth-child(5), .assuntos-grid > *:nth-child(5), .summary-grid > *:nth-child(5) { animation-delay: 0.12s; }
.stat-grid > *:nth-child(6), .deck-grid > *:nth-child(6), .assuntos-grid > *:nth-child(6), .summary-grid > *:nth-child(6) { animation-delay: 0.15s; }
.stat-grid > *:nth-child(7), .deck-grid > *:nth-child(7), .assuntos-grid > *:nth-child(7), .summary-grid > *:nth-child(7) { animation-delay: 0.18s; }
.stat-grid > *:nth-child(n+8), .deck-grid > *:nth-child(n+8), .assuntos-grid > *:nth-child(n+8), .summary-grid > *:nth-child(n+8) { animation-delay: 0.2s; }

/* ---------- Acessibilidade: reduzir movimento ---------- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
  .btn:active, .icon-btn-ghost:active, .notif-bell:active, .nav-item:active,
  .tab-btn:active, .deck-card:active, .assunto-card:active, .grade-btn:active,
  .checkbox-card:active, .ci-btn:active, .spotify-mini-toggle:active {
    transform: none !important;
  }
  .flip-card-inner, .sidebar, .ai-chat-panel, .toast {
    transition: opacity 0.12s linear !important;
  }
  .flip-card-inner.flipped { transform: rotateY(180deg) !important; }
}