:root {
  --wash: #F9F9F7;
  --bg: #FCFCFB;
  --ink: #2E2C27;
  --ink-soft: #6B6A63;
  --ink-grey: #B4B3A8;
  --hairline: #E4E3DC;
  --clay: #C6613F;
  --clay-hover: #AE5133;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", sans-serif;
}

button {
  font-family: inherit;
  cursor: pointer;
}

/* ---------- login ---------- */

.login-screen {
  min-height: 100vh;
  place-items: center;
  padding: 24px;
}

.login-screen:not([hidden]) {
  display: grid;
}

.login-card {
  width: 100%;
  max-width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: center;
}

.login-card h1 {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 600;
  font-size: 32px;
  margin: 0;
}

.login-sub {
  color: var(--ink-soft);
  font-size: 14px;
  margin: 0 0 12px;
}

.login-card input {
  font-size: 15px;
  padding: 12px 14px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--wash);
  color: var(--ink);
}

.login-card button {
  font-size: 15px;
  font-weight: 600;
  padding: 12px 14px;
  border: none;
  border-radius: 8px;
  background: var(--clay);
  color: #fff;
}

.login-card button:hover { background: var(--clay-hover); }

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

/* ---------- layout ---------- */

.band { width: 100%; }

.band-top {
  background: var(--wash);
  border-bottom: 1px solid var(--hairline);
}

.band-bottom { background: var(--bg); }

.content {
  max-width: 860px;
  margin: 0 auto;
  padding: 40px 24px 48px;
}

.toolbar {
  max-width: 860px;
  margin: 0 auto;
  padding: 14px 24px 0;
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 14px;
}

.day-date {
  font-size: 13px;
  color: var(--ink-soft);
  letter-spacing: 0.02em;
  margin-bottom: 10px;
}

.refreshed-at {
  font-size: 12px;
  color: var(--ink-grey);
}

.link-btn {
  font: inherit;
  font-size: 12px;
  color: var(--ink-grey);
  background: none;
  border: none;
  padding: 0;
}

.link-btn:hover { color: var(--clay); text-decoration: underline; }
.link-btn:disabled { opacity: 0.5; cursor: default; text-decoration: none; }

.headline {
  font-family: 'Fraunces', Georgia, serif;
  font-weight: 600;
  font-style: normal;
  font-size: 40px;
  line-height: 1.25;
  color: var(--ink);
  margin: 0 0 28px 0;
  max-width: 720px;
}

.drawing {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 8px;
}

.acts {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  margin-top: 18px;
}

.act {
  padding: 18px 20px 4px;
  border-left: 1px solid var(--hairline);
}

.act:first-child { border-left: none; padding-left: 0; }
.act:last-child { padding-right: 0; }

.act-time {
  font-weight: 700;
  font-size: 13px;
  color: var(--ink);
  margin-bottom: 8px;
  letter-spacing: 0.01em;
}

.act-sentence {
  font-size: 14px;
  line-height: 1.5;
  color: var(--ink-soft);
  margin: 0;
}

.section-heading {
  font-weight: 600;
  font-size: 14px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink);
  margin: 0 0 18px 0;
}

.list-block { margin-bottom: 40px; }
.list-block:last-child { margin-bottom: 0; }

.item {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 4px 14px;
  padding: 16px 0;
  border-top: 1px solid var(--hairline);
}

.item:first-child { border-top: 1px solid var(--hairline); }

.item-num {
  font-size: 20px;
  font-weight: 600;
  color: var(--ink-grey);
  line-height: 1.4;
}

.item-title {
  font-weight: 700;
  font-size: 16px;
  color: var(--ink);
  margin: 0 0 6px 0;
  line-height: 1.35;
}

.item-title a {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: var(--ink-grey);
  text-underline-offset: 2px;
}

.item-sentence {
  font-size: 14px;
  line-height: 1.55;
  color: var(--ink-soft);
  margin: 0;
}

/* ---------- tasks ---------- */

.add-task-form {
  display: flex;
  gap: 10px;
  margin-bottom: 24px;
}

.add-task-form input {
  flex: 1;
  font-size: 14px;
  padding: 10px 12px;
  border: 1px solid var(--hairline);
  border-radius: 8px;
  background: var(--wash);
  color: var(--ink);
}

.add-task-form input.categoria-input {
  flex: 0 0 160px;
}

.empty-state {
  color: var(--ink-grey);
  font-size: 14px;
  margin: 0;
}

.add-task-form button {
  font-size: 13px;
  font-weight: 600;
  padding: 10px 16px;
  border: none;
  border-radius: 8px;
  background: var(--ink);
  color: #fff;
}

.add-task-form button:hover { background: var(--clay); }

.task-group { margin-bottom: 22px; }

.task-group-heading {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  margin-bottom: 8px;
}

.task-count {
  color: var(--ink-grey);
  font-weight: 400;
}

.task-list { display: flex; flex-direction: column; }

.task-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
  border-top: 1px solid var(--hairline);
  cursor: pointer;
}

.task-row:first-child { border-top: none; }

.task-row input[type="checkbox"] {
  width: 16px;
  height: 16px;
  accent-color: var(--clay);
  flex-shrink: 0;
}

.task-name {
  flex: 1;
  font-size: 14px;
  color: var(--ink);
}

.task-row:has(input:checked) .task-name {
  color: var(--ink-grey);
  text-decoration: line-through;
}

.task-tag {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--ink-soft);
  background: var(--wash);
  border: 1px solid var(--hairline);
  border-radius: 999px;
  padding: 3px 8px;
}

.task-due {
  font-size: 12px;
  color: var(--ink-grey);
}

@media (max-width: 640px) {
  .acts { display: block; }
  .act { border-left: none; border-top: 1px solid var(--hairline); padding: 18px 0 4px; }
  .act:first-child { border-top: none; }
  .headline { font-size: 30px; }
  .content { padding: 32px 16px 40px; }
  .add-task-form { flex-wrap: wrap; }
  .add-task-form input.categoria-input { flex: 1 1 100%; }
}