:root {
  --navy: #1b2a4a;
  --gold: #b48a2e;
  --cream: #faf7f0;
  --green: #2f6b4f;
  --amber: #a8762a;
  --grey: #6b6f76;
  --border: #e3ddcf;
  --danger: #a4342a;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--cream);
  color: #222;
}

header.app-header {
  background: var(--navy);
  color: #fff;
  padding: 18px 16px 14px;
  text-align: center;
  position: sticky;
  top: 0;
  z-index: 5;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

header.app-header h1 {
  margin: 0 0 2px;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}

header.app-header .subtitle {
  font-size: 0.85rem;
  color: #cdd6ea;
}

main {
  max-width: 760px;
  margin: 0 auto;
  padding: 16px;
}

.today-card {
  background: linear-gradient(135deg, var(--navy), #2a3f6e);
  color: #fff;
  border-radius: 14px;
  padding: 18px 20px;
  margin-bottom: 14px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.today-card .label {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #cdd6ea;
  margin-bottom: 4px;
}

.today-card .amud-masechta {
  font-size: 1.05rem;
  font-weight: 600;
  color: #cdd6ea;
  letter-spacing: 0.02em;
}

.today-card .amud-heb-big {
  font-size: 2.6rem;
  font-weight: 700;
  color: #f3e3b8;
  line-height: 1.1;
  margin: 2px 0;
  font-family: "Times New Roman", Georgia, serif;
}

.today-card .amud-date {
  font-size: 1.05rem;
  font-weight: 600;
  color: #fff;
  margin-top: 4px;
}

.today-card .status {
  font-size: 0.88rem;
  color: #cdd6ea;
  margin-top: 6px;
}

.today-card button {
  background: var(--gold);
  border: none;
  color: #1b1200;
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 10px;
  cursor: pointer;
  font-size: 0.95rem;
}

.today-card button.half {
  background: #d9b36a;
}

.today-card button.done {
  background: #3f7a5c;
  color: #fff;
}

.projection-row {
  text-align: center;
  font-size: 0.85rem;
  color: var(--grey);
  margin-bottom: 18px;
}

.projection-row strong {
  color: var(--navy);
}

.projection-row.next-siyum {
  margin-bottom: 18px;
  color: var(--amber);
}

.projection-row.next-siyum strong {
  color: var(--amber);
}

.progress-summary {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}

.progress-summary .stat {
  flex: 1;
  min-width: 100px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px;
  text-align: center;
}

.progress-summary .stat .num {
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--navy);
}

.progress-summary .stat .lbl {
  font-size: 0.75rem;
  color: var(--grey);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.progress-bar-outer {
  background: #eee4cc;
  border-radius: 999px;
  height: 10px;
  overflow: hidden;
  margin-bottom: 6px;
}

.progress-bar-inner {
  background: var(--green);
  height: 100%;
  transition: width 0.3s ease;
}

.masechta-group {
  margin-bottom: 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.masechta-group summary {
  padding: 12px 16px;
  cursor: pointer;
  font-weight: 600;
  color: var(--navy);
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
  background: #fbf6e9;
}

.masechta-group summary::-webkit-details-marker { display: none; }

.masechta-group summary .count {
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--grey);
}

.masechta-body {
  padding-bottom: 6px;
}

.perek-header {
  padding: 8px 16px 2px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--grey);
}

.amud-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(84px, 1fr));
  gap: 6px;
  padding: 4px 14px 12px;
}

.amud-cell {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 8px 4px 6px;
  text-align: center;
  font-size: 0.8rem;
  cursor: pointer;
  background: #fff;
  user-select: none;
  position: relative;
  line-height: 1.25;
}

.amud-cell .fill-icon {
  display: block;
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1px;
}

.amud-cell .fill-icon.empty {
  color: #c7c2b2;
  font-weight: 400;
}

.amud-cell .fill-icon.full {
  color: var(--green);
}

.amud-cell .fill-icon.half-letter {
  color: #fff;
  background: var(--amber);
  border-radius: 50%;
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.78rem;
  margin: 0 auto 2px;
}

.amud-cell .heb {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
}

.amud-cell .eng {
  display: block;
  font-size: 0.68rem;
  color: var(--grey);
}

.amud-cell .celldate {
  display: block;
  font-size: 0.72rem;
  font-weight: 600;
  color: #8a8e8e;
  margin-top: 2px;
}

.amud-cell.done .celldate,
.amud-cell.half .celldate {
  color: inherit;
  opacity: 0.8;
}

.amud-cell.half {
  background: #fbf0d9;
  border-color: var(--amber);
  color: var(--amber);
}

.amud-cell.done {
  background: #e4f1e9;
  border-color: var(--green);
  color: var(--green);
  font-weight: 600;
}

.amud-cell.today {
  outline: 2px solid var(--gold);
  outline-offset: -2px;
}

footer.dedication {
  text-align: center;
  padding: 26px 16px 36px;
  color: var(--grey);
  font-size: 0.82rem;
  line-height: 1.5;
}

footer.dedication .hebrew {
  font-size: 1rem;
  color: var(--navy);
  margin-top: 4px;
}

footer.dedication .build-tag {
  margin-top: 14px;
  font-size: 0.7rem;
  color: #b7b2a2;
}

.toast {
  position: fixed;
  bottom: 18px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--navy);
  color: #fff;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 0.85rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
  z-index: 50;
  max-width: 85vw;
  text-align: center;
}

.toast.show {
  opacity: 1;
}

.confirm-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 40;
  padding: 16px;
}

.confirm-modal {
  background: #fff;
  border-radius: 14px;
  padding: 22px;
  max-width: 340px;
  text-align: center;
}

.confirm-modal p {
  margin: 0 0 16px;
  color: #222;
  font-size: 0.95rem;
  line-height: 1.4;
}

.confirm-modal .choices {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 10px;
}

.confirm-modal .choices button {
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--navy);
  background: var(--navy);
  color: #fff;
  font-size: 0.95rem;
  cursor: pointer;
  font-weight: 600;
}

.confirm-modal .choices button.choice-half {
  background: var(--amber);
  border-color: var(--amber);
}

.confirm-modal .choices button.choice-full {
  background: var(--green);
  border-color: var(--green);
}

.confirm-modal .choices button.choice-undo {
  background: #fff;
  color: var(--danger);
  border-color: var(--danger);
}

.confirm-modal button.secondary {
  background: #fff;
  color: var(--navy);
}

.confirm-modal button.full-width {
  width: 100%;
  padding: 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  font-size: 0.9rem;
  cursor: pointer;
  font-weight: 600;
}

.offline-banner {
  background: #fff3cd;
  color: #7a5c00;
  text-align: center;
  font-size: 0.8rem;
  padding: 6px;
  display: none;
}

.offline-banner.show { display: block; }