:root {
  --primary: #2f6f4f;
  --primary-dark: #204d37;
  --bg: #f5f7f4;
  --card-bg: #ffffff;
  --text: #1f2a24;
  --muted: #6b7a72;
  --border: #e0e5e1;
  --danger: #c0392b;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #141815;
    --card-bg: #1e2420;
    --text: #eef2ee;
    --muted: #9aa79f;
    --border: #2c332e;
  }
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }

html { overflow-x: hidden; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding-bottom: 40px;
  overflow-x: hidden;
  max-width: 100vw;
}

.topbar {
  background: var(--primary);
  color: #fff;
  padding: 18px 16px calc(14px + env(safe-area-inset-top, 0px));
  padding-top: calc(18px + env(safe-area-inset-top, 0px));
  text-align: center;
}
.topbar h1 { margin: 0; font-size: 1.3rem; }

.tabs {
  display: flex;
  background: var(--card-bg);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}
.tab-btn {
  flex: 1;
  min-width: 0;
  padding: 10px 4px;
  background: none;
  border: none;
  font-size: 0.95rem;
  color: var(--muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  white-space: normal;
  line-height: 1.2;
}
@media (max-width: 480px) {
  .tab-btn { font-size: 0.72rem; padding: 8px 2px; }
}
.tab-btn.active {
  color: var(--primary);
  font-weight: 600;
  border-bottom-color: var(--primary);
}

main { padding: 16px; max-width: 640px; margin: 0 auto; }

.tab-content { display: none; }
.tab-content.active { display: block; }

.card {
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 16px;
  margin-bottom: 16px;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  gap: 8px;
}
.card-header h2 { margin: 0; font-size: 1.05rem; }

label {
  display: block;
  font-size: 0.85rem;
  color: var(--muted);
  margin: 10px 0 4px;
}

input[type="text"], input[type="number"], select, textarea {
  width: 100%;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 1rem;
}
textarea { font-family: inherit; resize: vertical; }

/* conclusions */
.conclusion-card { display: block !important; padding: 10px !important; }
.conclusion-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.conclusion-badge {
  font-size: 0.72rem;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
}
.conclusion-date { font-size: 0.75rem; color: var(--muted); }
.conclusion-text { margin: 8px 0; white-space: pre-wrap; }
.conclusion-card.addressed .conclusion-text { text-decoration: line-through; color: var(--muted); }
.conclusion-actions { display: flex; justify-content: space-between; align-items: center; }
.conclusion-actions label { display: flex; align-items: center; gap: 6px; margin: 0; font-size: 0.85rem; color: var(--text); }

.btn-primary, .btn-secondary, .btn-generate {
  border: none;
  border-radius: 10px;
  padding: 10px 14px;
  font-size: 0.9rem;
  cursor: pointer;
}
.btn-primary { background: var(--primary); color: #fff; }
.btn-secondary { background: var(--border); color: var(--text); }
.btn-generate {
  width: 100%;
  background: var(--primary-dark);
  color: #fff;
  padding: 14px;
  font-size: 1.05rem;
  font-weight: 600;
  border-radius: 14px;
}

.empty-msg { color: var(--muted); font-size: 0.9rem; text-align: center; padding: 12px 0; }

/* meals list */
.meals-list, .trip-meals-list { list-style: none; margin: 0; padding: 0; }
.meals-list li, .trip-meals-list li {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 4px;
  border-bottom: 1px solid var(--border);
  gap: 8px;
}
.meals-list li:last-child, .trip-meals-list li:last-child { border-bottom: none; }

.meal-name { font-weight: 500; }
.meal-sub { font-size: 0.8rem; color: var(--muted); }

.icon-btn {
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--muted);
  padding: 4px 8px;
}
.icon-btn.danger { color: var(--danger); }

/* ingredient editor row */
.ingredient-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 6px;
  margin-bottom: 6px;
  align-items: center;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 10px;
}
.ingredient-row .row-line2 {
  grid-column: 1 / -1;
  display: flex;
  gap: 6px;
  align-items: center;
  flex-wrap: wrap;
}
.ingredient-row .row-line2 select { flex: 1; min-width: 110px; }
.ingredient-row .row-line2 input[type="number"] { flex: 1; min-width: 80px; }
.ingredient-row label.crit-label { display: flex; align-items: center; gap: 4px; margin: 0; white-space: nowrap; font-size: 0.8rem; }
.ingredient-row label.crit-label input { width: auto; }
.ingredient-row .remove-ing { grid-column: 1 / -1; justify-self: start; }

/* setup screen */
.participant-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  gap: 10px;
}
.participant-row:last-of-type { border-bottom: none; }
.participant-row input[type="number"] { width: 80px; }
.p-label { font-weight: 500; }
.p-sub { font-size: 0.78rem; color: var(--muted); }
.hint { font-size: 0.8rem; color: var(--muted); margin: 6px 0 0; }
.checkbox-row { display: flex; align-items: center; gap: 8px; margin-top: 14px; }
.checkbox-row input { width: auto; }
.checkbox-row span { font-size: 0.9rem; color: var(--text); }

.family-add-form {
  border: 1px dashed var(--border);
  border-radius: 12px;
  padding: 12px;
  margin-top: 10px;
}
.family-add-form input[type="text"] { margin-bottom: 8px; }
.family-add-counts {
  display: flex;
  gap: 10px;
  margin-bottom: 10px;
  flex-wrap: wrap;
}
.family-add-counts label {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  font-size: 0.82rem;
  color: var(--muted);
}
.family-add-counts input { width: 55px; padding: 6px 8px; }
.meals-list li.family-card {
  display: block;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 10px;
  margin-bottom: 8px;
}
.family-card .family-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.family-card .family-counts {
  display: flex;
  gap: 10px;
  margin: 8px 0;
  flex-wrap: wrap;
}
.family-card .family-counts label {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 0;
  font-size: 0.8rem;
  color: var(--muted);
}
.family-card .family-counts input { width: 55px; padding: 6px 8px; }

/* family view (dashboard) card */
.meals-list li.family-view {
  background: linear-gradient(135deg, color-mix(in srgb, var(--primary) 7%, var(--card-bg)), var(--card-bg));
  border: 1px solid var(--border);
  border-inline-start: 4px solid var(--primary);
}
.family-view-name {
  font-weight: 700;
  font-size: 1.05rem;
}
.family-stats {
  display: flex;
  gap: 8px;
  margin: 10px 0 8px;
  flex-wrap: wrap;
}
.stat-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 6px 10px;
  font-size: 0.85rem;
}
.stat-pill.zero { opacity: 0.45; }
.stat-icon { font-size: 1rem; }
.stat-num { font-weight: 700; }
.stat-label { color: var(--muted); font-size: 0.78rem; }
.family-total-badge {
  display: inline-block;
  background: var(--primary);
  color: #fff;
  font-size: 0.78rem;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
  margin-bottom: 6px;
}
.restriction-chips { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 4px; }
.chip-warning {
  background: color-mix(in srgb, #e0a300 18%, var(--card-bg));
  border-color: color-mix(in srgb, #e0a300 45%, var(--border));
  color: #8a6200;
  font-weight: 500;
}
@media (prefers-color-scheme: dark) {
  .chip-warning { color: #ffcf5c; }
}

/* menu / day planner */
.day-card { margin-bottom: 14px; }
.day-card h3 { margin: 0 0 10px; font-size: 1rem; }
.slot-row { margin-bottom: 10px; }
.slot-row .slot-label { font-size: 0.8rem; color: var(--muted); margin-bottom: 4px; }
.slot-chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  display: flex;
  align-items: center;
  gap: 4px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 5px 10px;
  font-size: 0.85rem;
}
.chip button { background: none; border: none; cursor: pointer; color: var(--muted); font-size: 0.8rem; padding: 0; }
.chip-name { font-weight: 500; }
.chip-mult-btn {
  width: 18px; height: 18px;
  display: flex; align-items: center; justify-content: center;
  border-radius: 50%;
  background: var(--border) !important;
  color: var(--text) !important;
  font-size: 0.9rem !important;
  line-height: 1;
}
.chip-mult-val { font-size: 0.78rem; color: var(--muted); min-width: 32px; text-align: center; }
.chip-remove { color: var(--danger) !important; font-size: 0.9rem !important; margin-inline-start: 2px; }
.chip-add {
  background: none;
  border: 1px dashed var(--border);
  border-radius: 999px;
  padding: 5px 12px;
  font-size: 0.85rem;
  color: var(--primary);
  cursor: pointer;
}

.pick-options { display: flex; flex-direction: column; gap: 8px; max-height: 50vh; overflow-y: auto; }
.pick-options button {
  text-align: right;
  padding: 12px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  font-size: 0.95rem;
  cursor: pointer;
}

.header-actions { display: flex; gap: 8px; }
.restriction-label-select, .restriction-label-other,
.ing-sub-restriction-select, .ing-sub-restriction-other { flex: 1.4; min-width: 140px; }

/* shopping list qty editable */
.shop-item .qty-input {
  width: 62px;
  padding: 4px 6px;
  font-size: 0.85rem;
  border-radius: 8px;
  border: 1px solid var(--border);
  background: var(--bg);
  color: var(--text);
  margin-inline-start: auto;
  text-align: center;
}
.shop-item .unit-text { color: var(--muted); font-size: 0.8rem; white-space: nowrap; }
.shop-item .price-hint {
  color: var(--muted);
  font-size: 0.76rem;
  white-space: nowrap;
  width: 100%;
  text-align: end;
}

/* price comparison card */
.price-compare-card {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
  margin-bottom: 16px;
}
.price-compare-title { font-weight: 700; margin-bottom: 10px; }
.price-compare-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 0.88rem;
}
.price-compare-row.cheapest { font-weight: 700; color: var(--primary); }
.price-compare-label { flex: 0 0 90px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.price-compare-bar-wrap {
  flex: 1;
  height: 10px;
  background: var(--border);
  border-radius: 999px;
  overflow: hidden;
}
.price-compare-bar { display: block; height: 100%; background: var(--primary); border-radius: 999px; }
.price-compare-row.cheapest .price-compare-bar { background: var(--primary-dark); }
.price-compare-value { flex: 0 0 60px; text-align: end; white-space: nowrap; }

/* price audit modal */
.audit-item-block { margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.audit-item-block:last-child { border-bottom: none; }
.audit-item-heading { font-weight: 700; margin-bottom: 6px; }
.audit-row { background: var(--bg); border-radius: 8px; padding: 6px 10px; margin-bottom: 4px; font-size: 0.85rem; }
.audit-row-top { display: flex; justify-content: space-between; }
.audit-row-sub { color: var(--muted); font-size: 0.78rem; margin-top: 2px; }
.audit-row.audit-unconfident { opacity: 0.7; }
.audit-row.audit-none { color: var(--muted); font-style: italic; }
.shop-item .assignee-select {
  width: auto;
  max-width: 130px;
  margin-inline-start: auto;
  padding: 4px 6px;
  font-size: 0.8rem;
  border-radius: 8px;
}

/* modal */
.modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.45);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
}
.modal.hidden { display: none; }
.modal-box {
  background: var(--card-bg);
  width: 100%;
  max-width: 640px;
  border-radius: 18px 18px 0 0;
  padding: 20px;
  max-height: 85vh;
  overflow-y: auto;
  padding-bottom: calc(20px + env(safe-area-inset-bottom, 0px));
}
.modal-box h2 { margin-top: 0; }
.modal-actions {
  display: flex;
  gap: 10px;
  margin-top: 18px;
}
.modal-actions button { flex: 1; }

/* shopping list */
.shop-category { margin-bottom: 18px; }
.shop-category h3 {
  font-size: 0.85rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin: 0 0 8px;
}
.shop-item {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px 10px;
  padding: 8px 4px;
  border-bottom: 1px solid var(--border);
}
.shop-item:last-child { border-bottom: none; }
.shop-item input[type="checkbox"] { width: 20px; height: 20px; flex: 0 0 auto; }
.shop-item .item-name { flex: 1; }
.shop-item .qty { color: var(--muted); font-size: 0.85rem; margin-inline-start: auto; white-space: nowrap; }
.shop-item.checked .item-name { text-decoration: line-through; color: var(--muted); }
.shop-item .icon-btn.danger { margin-inline-start: 10px; flex: 0 0 auto; }

/* settlement tab */
.meals-list li.expense-item, #expensesList li { gap: 8px; }
.expense-main { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.expense-amount { font-weight: 700; white-space: nowrap; }
.settle-total { font-size: 1.05rem; margin: 12px 0 4px; }
.settle-rate { font-size: 0.88rem; color: var(--muted); margin-bottom: 10px; }
.settle-row { background: var(--bg); border-radius: 8px; padding: 8px 10px; margin-bottom: 6px; }
.settle-row-top { display: flex; justify-content: space-between; gap: 8px; }
.settle-row-sub { font-size: 0.8rem; color: var(--muted); margin-top: 2px; }
.settle-plus { color: var(--primary); font-weight: 700; }
.settle-minus { color: #c0392b; font-weight: 700; }
.settle-transfer { background: var(--bg); border-radius: 8px; padding: 8px 10px; margin-bottom: 4px; font-size: 0.9rem; }

/* shared-trip UI */
.tabs { overflow-x: auto; scrollbar-width: none; }
.tabs::-webkit-scrollbar { display: none; }
@media (max-width: 560px) { .tab-btn { flex: 0 0 auto; padding: 8px 10px; } }
.cloud-bar { display: flex; justify-content: space-between; gap: 8px; align-items: center; padding: 6px 16px; font-size: 0.8rem; background: var(--bg); border-bottom: 1px solid var(--border); color: var(--muted); }
.cloud-bar strong { color: var(--text); }
.cloud-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; background: var(--primary); margin-inline-end: 4px; }
.cloud-dot.saving { background: #e0a800; }
.cloud-dot.offline { background: #c0392b; }
.ro-banner { background: var(--bg); border: 1px dashed var(--border); border-radius: 8px; padding: 6px 10px; margin-bottom: 10px; font-size: 0.82rem; color: var(--muted); }
.ro :is(input, select, textarea, button) { pointer-events: none; opacity: 0.6; }
.ro .ro-ok :is(input, select, textarea, button), .ro :is(input, select, textarea, button).ro-ok { pointer-events: auto; opacity: 1; }
.member-card { background: var(--bg); border-radius: 10px; padding: 10px; margin-bottom: 10px; }
.member-head { display: flex; justify-content: space-between; align-items: center; gap: 8px; }
.member-sub { font-size: 0.8rem; color: var(--muted); margin: 2px 0 8px; }
.member-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 8px; }
.perm-grid { display: grid; grid-template-columns: 1fr auto; gap: 6px 10px; align-items: center; margin: 8px 0; font-size: 0.85rem; }
.member-actions { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.member-actions button { font-size: 0.8rem; padding: 6px 10px; }

/* home / trips list */
.topbar { position: relative; }
.back-btn { position: absolute; right: 10px; left: auto; top: 50%; transform: translateY(-50%); background: rgba(255,255,255,0.18); color: #fff; border: none; border-radius: 8px; padding: 6px 10px; font-size: 0.8rem; cursor: pointer; }
.home { padding: 16px; max-width: 640px; margin: 0 auto; }
.trip-card { display: flex; justify-content: space-between; align-items: center; gap: 10px; background: var(--bg); border-radius: 10px; padding: 12px; margin-bottom: 8px; cursor: pointer; }
.trip-card:hover { background: var(--border); }
.trip-main { min-width: 0; }
.trip-main strong { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.trip-sub { font-size: 0.78rem; color: var(--muted); }
.trip-tag { font-size: 0.72rem; font-weight: 600; padding: 2px 8px; border-radius: 999px; background: var(--primary); color: #fff; margin-inline-start: 6px; }
.trip-tag.local { background: var(--muted); }
.wizard-bar { display: flex; flex-direction: column; gap: 8px; background: #fff8e1; border: 1px solid #ffe08a; border-radius: 10px; padding: 10px 12px; margin-bottom: 12px; font-size: 0.88rem; }
@media (max-width: 420px) { .back-btn { font-size: 0.7rem; padding: 5px 7px; } .topbar h1 { font-size: 1.05rem; } }

.family-members { margin-top: 10px; padding-top: 8px; border-top: 1px dashed var(--border); }

.ios-banner { background: #fff8e1; border: 1px solid #ffe08a; border-radius: 12px; padding: 12px 14px; margin-bottom: 12px; font-size: 0.88rem; display: flex; flex-direction: column; gap: 8px; }
.ios-banner button { align-self: flex-start; }

.auth-chip { display: flex; justify-content: space-between; align-items: center; gap: 10px; }
.auth-chip span { min-width: 0; overflow: hidden; text-overflow: ellipsis; font-size: 0.9rem; }

/* anonymous view-only link: every control inside a tab is inert (tab navigation still works) */
body.viewer-mode .tab-content :is(input, select, textarea, button) { pointer-events: none !important; opacity: 0.65; }
#viewOptions label { display: flex; align-items: center; gap: 8px; margin: 4px 0; font-size: 0.9rem; }
#viewLinkInput { direction: ltr; font-size: 0.8rem; margin-top: 8px; }