/* ---- Tokens ---- */
:root {
  --paper: #f4f1e8;
  --sheet: #fffdf8;
  --ink: #24211c;
  --ink-soft: #6b6459;
  --rule: #e2dcca;
  --accent: #1f5c4a;   /* verde tinta de sello */
  --accent-soft: #e4efe9;
  --danger: #a13d2e;
  --focus: #2c3e70;

  --font-display: 'Fraunces', Georgia, serif;
  --font-body: 'Inter', system-ui, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  padding: 48px 16px;
  background: #ffffff;
  font-family: var(--font-body);
  color: var(--ink);
  display: flex;
  justify-content: center;
}

/* ---- Sheet / card ---- */
.sheet {
  width: 100%;
  max-width: 520px;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 36px 32px 28px;
  box-shadow: 0 1px 2px rgba(36,33,28,0.04), 0 12px 32px rgba(36,33,28,0.06);
}

.sheet__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}

.sheet__eyebrow {
  margin: 0 0 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
}

.sheet__title {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 34px;
  line-height: 1.1;
}

/* Signature element: rubber-stamp progress badge */
.stamp {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 74px;
  height: 74px;
  border: 2px solid var(--accent);
  border-radius: 50%;
  color: var(--accent);
  transform: rotate(-8deg);
  margin-top: 4px;
}

.stamp__count {
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 16px;
  line-height: 1;
}

.stamp__label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-top: 3px;
}

/* ---- Entry line (add task) ---- */
.entry-line {
  display: flex;
  align-items: center;
  gap: 10px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--ink);
  margin-bottom: 20px;
}

.entry-line__mark {
  color: var(--accent);
  font-size: 18px;
  line-height: 1;
}

.entry-line__input {
  flex: 1;
  border: none;
  outline: none;
  background: transparent;
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--ink);
  padding: 6px 0;
}

.entry-line__input::placeholder { color: var(--ink-soft); }

.entry-line__submit {
  border: none;
  background: var(--accent);
  color: #fff;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 13px;
  padding: 9px 16px;
  border-radius: 4px;
  cursor: pointer;
  transition: background 0.15s ease;
}
.entry-line__submit:hover { background: #163f33; }
.entry-line__submit:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }

/* ---- Toolbar: tabs + search ---- */
.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.tabs { display: flex; gap: 4px; }

.tabs__item {
  border: none;
  background: transparent;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
  padding: 6px 10px;
  border-radius: 4px;
  cursor: pointer;
}
.tabs__item:hover { color: var(--ink); }
.tabs__item.is-active {
  color: var(--accent);
  background: var(--accent-soft);
}
.tabs__item:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

.search {
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 7px 10px;
  font-family: var(--font-body);
  font-size: 13px;
  background: var(--sheet);
  color: var(--ink);
  min-width: 140px;
}
.search:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

/* ---- Task list (ledger rows) ---- */
.ledger {
  list-style: none;
  margin: 0;
  padding: 0;
}

.ledger__row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
  animation: fade-in 0.15s ease;
}

@keyframes fade-in {
  from { opacity: 0; transform: translateY(-2px); }
  to { opacity: 1; transform: translateY(0); }
}

.ledger__check {
  flex-shrink: 0;
  width: 18px;
  height: 18px;
  border: 1.5px solid var(--ink-soft);
  border-radius: 3px;
  background: transparent;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  color: var(--accent);
}
.ledger__check:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; }
.ledger__check svg { width: 12px; height: 12px; visibility: hidden; }
.ledger__row.is-done .ledger__check { border-color: var(--accent); background: var(--accent-soft); }
.ledger__row.is-done .ledger__check svg { visibility: visible; }

.ledger__title {
  flex: 1;
  font-size: 15px;
  line-height: 1.4;
  cursor: text;
  word-break: break-word;
}
.ledger__row.is-done .ledger__title {
  color: var(--ink-soft);
  text-decoration: line-through;
  text-decoration-color: var(--rule);
}

.ledger__edit {
  flex: 1;
  font-family: var(--font-body);
  font-size: 15px;
  border: none;
  border-bottom: 1px dashed var(--ink-soft);
  background: transparent;
  color: var(--ink);
  padding: 0 0 2px;
}
.ledger__edit:focus-visible { outline: none; border-bottom-color: var(--focus); }

.ledger__delete {
  flex-shrink: 0;
  border: none;
  background: transparent;
  color: var(--ink-soft);
  font-size: 13px;
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.12s ease, color 0.12s ease;
  padding: 4px 6px;
}
.ledger__row:hover .ledger__delete,
.ledger__delete:focus-visible { opacity: 1; }
.ledger__delete:hover { color: var(--danger); }
.ledger__delete:focus-visible { outline: 2px solid var(--focus); outline-offset: 1px; }

/* ---- Empty state ---- */
.empty-state {
  margin: 28px 0 8px;
  padding: 20px;
  text-align: center;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--ink-soft);
  border: 1px dashed var(--rule);
  border-radius: 4px;
}

/* ---- Footer ---- */
.sheet__foot { margin-top: 18px; }
.status-msg {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--ink-soft);
}

/* ---- Responsive ---- */
@media (max-width: 480px) {
  .sheet { padding: 28px 20px 22px; }
  .sheet__title { font-size: 28px; }
  .toolbar { flex-direction: column; align-items: stretch; }
  .search { width: 100%; }
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  .ledger__row { animation: none; }
}