/* ============================================================
   Backpacker WageCheck — independent design
   Palette: eucalyptus green + warm sand + clay accent
   Mobile-first, offline PWA
   ============================================================ */

:root {
  --green-900: #0f5132;
  --green-700: #1a7a4c;
  --green-500: #2ea36a;
  --green-100: #d9f2e4;
  --clay:      #e07a3f;
  --clay-dark: #c25f27;
  --sand-50:   #fbf7f0;
  --sand-100:  #f4ecdf;
  --sand-200:  #e8dcc6;
  --ink-900:   #23281f;
  --ink-700:   #444b3d;
  --ink-500:   #6d7565;
  --white:     #ffffff;
  --red:       #c0392b;
  --amber:     #b8860b;

  --radius:    16px;
  --radius-sm: 10px;
  --shadow:    0 2px 10px rgba(35, 40, 31, 0.07);
  --shadow-lg: 0 8px 28px rgba(35, 40, 31, 0.14);
  --tabbar-h:  64px;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink-900);
  background: var(--sand-50);
  line-height: 1.5;
  padding-bottom: calc(var(--tabbar-h) + env(safe-area-inset-bottom));
  -webkit-font-smoothing: antialiased;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--green-900);
  color: #fff;
  padding: 10px 16px;
  border-radius: 0 0 var(--radius-sm) 0;
  z-index: 100;
}
.skip-link:focus { left: 0; }

/* ── Header ── */
.app-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: linear-gradient(135deg, var(--green-900), var(--green-700));
  color: #fff;
  padding-top: env(safe-area-inset-top);
  box-shadow: var(--shadow);
}
.app-header__inner {
  max-width: 640px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand__mark {
  display: grid;
  place-items: center;
  width: 40px; height: 40px;
  background: rgba(255,255,255,0.14);
  border-radius: 12px;
  color: #fff;
}
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__text strong { font-size: 1.15rem; letter-spacing: -0.01em; }
.brand__text small { font-size: 0.72rem; opacity: 0.82; }

/* ── Update banner ── */
.update-banner {
  position: sticky;
  top: 0;
  z-index: 25;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  max-width: 640px;
  margin: 0 auto;
  padding: 10px 16px;
  background: var(--clay);
  color: #fff;
  font-size: 0.88rem;
  font-weight: 600;
  box-shadow: var(--shadow);
}
.update-banner[hidden] { display: none; }
.update-banner .btn { background: #fff; color: var(--clay-dark); border-color: #fff; flex: none; }
.update-banner .btn:hover { background: var(--sand-100); }

/* ── Layout ── */
.app-main {
  max-width: 640px;
  margin: 0 auto;
  padding: 16px 16px 32px;
}
.tab-panel { display: none; animation: fade 0.25s ease; }
.tab-panel.is-active { display: block; }
@keyframes fade { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: none; } }

/* ── Hero ── */
.hero {
  background: linear-gradient(140deg, var(--green-700), var(--green-500));
  color: #fff;
  border-radius: var(--radius);
  padding: 22px 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-lg);
  text-align: center;
}
.hero__eyebrow { margin: 0; font-size: 0.75rem; text-transform: uppercase; letter-spacing: 0.08em; opacity: 0.85; }
.hero__amount { margin: 4px 0 6px; font-size: 2.6rem; font-weight: 800; letter-spacing: -0.02em; }
.hero__sub { margin: 0; font-size: 0.85rem; opacity: 0.9; }

/* ── Cards ── */
.card {
  background: var(--white);
  border: 1px solid var(--sand-200);
  border-radius: var(--radius);
  padding: 18px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}
.card--accent { background: linear-gradient(160deg, var(--sand-100), var(--white)); }
.card--reading { background: linear-gradient(160deg, #f3eede, #fff); }
.card--disclaimer { background: var(--sand-100); border-style: dashed; }
.card--disclaimer p { font-size: 0.82rem; color: var(--ink-700); margin: 0 0 8px; }
.card__title { margin: 0 0 12px; font-size: 1.05rem; letter-spacing: -0.01em; color: var(--ink-900); }
.card__lead { margin: -6px 0 14px; font-size: 0.85rem; color: var(--ink-500); }
.card__head { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 12px; }
.card__head .card__title { margin: 0; }
.card__actions { display: flex; gap: 8px; }

/* ── Forms ── */
.field { margin-bottom: 14px; }
.field label { display: block; font-size: 0.82rem; font-weight: 600; color: var(--ink-700); margin-bottom: 6px; }
.field .muted { font-weight: 400; color: var(--ink-500); }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

input, select, textarea {
  width: 100%;
  font: inherit;
  font-size: 1rem;
  color: var(--ink-900);
  background: var(--sand-50);
  border: 1.5px solid var(--sand-200);
  border-radius: var(--radius-sm);
  padding: 12px 12px;
  -webkit-appearance: none;
  appearance: none;
  transition: border-color 0.15s, box-shadow 0.15s;
}
textarea { resize: vertical; min-height: 92px; line-height: 1.45; }
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236d7565' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 34px;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--green-500);
  box-shadow: 0 0 0 3px rgba(46, 163, 106, 0.18);
  background: #fff;
}
.field-row { display: flex; gap: 8px; align-items: center; }
.field-row input[type="date"] { flex: 1; }
.field-note { margin: -8px 0 12px; font-size: 0.8rem; color: var(--clay-dark); font-weight: 600; }

.chip {
  font: inherit;
  font-size: 0.8rem;
  font-weight: 600;
  padding: 9px 12px;
  border: 1.5px solid var(--sand-200);
  background: var(--white);
  color: var(--ink-700);
  border-radius: var(--radius-sm);
  cursor: pointer;
  white-space: nowrap;
}
.chip:active { background: var(--sand-100); }

.checkbox { display: flex; align-items: center; gap: 10px; font-size: 0.9rem; color: var(--ink-700); cursor: pointer; margin: 4px 0 8px; }
.checkbox input { width: 20px; height: 20px; accent-color: var(--green-700); flex: none; }

.hint { font-size: 0.76rem; color: var(--ink-500); margin: 10px 0 0; line-height: 1.45; }

/* ── Live preview ── */
.live-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  background: var(--green-100);
  border-radius: var(--radius-sm);
  padding: 14px;
  margin: 4px 0 16px;
}
.live-preview div { display: flex; flex-direction: column; }
.live-preview span { font-size: 0.72rem; color: var(--ink-700); text-transform: uppercase; letter-spacing: 0.04em; }
.live-preview strong { font-size: 1.15rem; color: var(--green-900); }

/* ── Buttons ── */
.btn {
  font: inherit;
  font-weight: 700;
  font-size: 0.95rem;
  border: 1.5px solid transparent;
  border-radius: var(--radius-sm);
  padding: 13px 18px;
  cursor: pointer;
  text-align: center;
  transition: transform 0.05s, background 0.15s, box-shadow 0.15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}
.btn:active { transform: scale(0.98); }
.btn--primary { background: var(--green-700); color: #fff; box-shadow: var(--shadow); }
.btn--primary:hover { background: var(--green-900); }
.btn--ghost { background: var(--white); color: var(--ink-700); border-color: var(--sand-200); }
.btn--ghost:hover { background: var(--sand-100); }
.btn--danger { background: #fff; color: var(--red); border-color: #e6b8b2; }
.btn--danger:hover { background: #fdecea; }
.btn--sm { padding: 8px 12px; font-size: 0.82rem; }
.btn--file { cursor: pointer; }

.form-actions { display: flex; gap: 10px; margin-top: 4px; }
.form-actions .btn--primary { flex: 1; }
.button-stack { display: flex; flex-direction: column; gap: 10px; }
.button-stack .btn { width: 100%; }

.form-msg { font-size: 0.85rem; margin: 10px 0 0; min-height: 1.1em; font-weight: 600; }
.form-msg.is-ok { color: var(--green-700); }
.form-msg.is-err { color: var(--red); }

/* ── Annual planner ── */
.annual { margin-top: 4px; border-top: 1px solid var(--sand-200); padding-top: 10px; }
.annual summary { font-weight: 600; font-size: 0.9rem; cursor: pointer; color: var(--green-900); padding: 4px 0; }
.annual__result { font-size: 0.85rem; color: var(--ink-700); background: var(--sand-100); border-radius: var(--radius-sm); padding: 10px 12px; margin: 8px 0 0; }

/* ── Piece result ── */
.piece-result {
  margin-top: 14px;
  border-radius: var(--radius-sm);
  padding: 16px;
  background: var(--sand-100);
  font-size: 0.9rem;
}
.piece-result__empty { margin: 0; color: var(--ink-500); }
.piece-result dl { margin: 0; display: grid; gap: 8px; }
.piece-result .pr-row { display: flex; justify-content: space-between; gap: 12px; }
.piece-result .pr-row dt { color: var(--ink-700); }
.piece-result .pr-row dd { margin: 0; font-weight: 700; color: var(--ink-900); }
.piece-result .pr-verdict { margin-top: 12px; padding: 12px; border-radius: var(--radius-sm); font-weight: 700; text-align: center; }
.pr-verdict.is-ok { background: var(--green-100); color: var(--green-900); }
.pr-verdict.is-short { background: #fbe4d8; color: var(--clay-dark); }
.piece-result .pr-task { font-size: 1rem; font-weight: 800; margin: 0 0 12px; color: var(--green-900); }

/* ── Progress (88-day) ── */
.progress { margin-bottom: 8px; }
.progress__bar { height: 14px; background: var(--sand-200); border-radius: 999px; overflow: hidden; }
.progress__bar span { display: block; height: 100%; background: linear-gradient(90deg, var(--green-500), var(--green-700)); border-radius: 999px; transition: width 0.4s ease; }
.progress__label { margin: 10px 0 0; font-size: 0.95rem; color: var(--ink-700); }
.progress__label strong { font-size: 1.4rem; color: var(--green-900); }
.progress__msg { margin: 6px 0 0; font-size: 0.82rem; color: var(--ink-500); }

/* ── Totals ── */
.totals { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.totals div { display: flex; flex-direction: column; background: var(--white); border: 1px solid var(--sand-200); border-radius: var(--radius-sm); padding: 12px; }
.totals span { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.04em; color: var(--ink-500); }
.totals strong { font-size: 1.3rem; color: var(--green-900); }

/* ── Lists (shift + proof) ── */
.shift-list, .proof-list { display: flex; flex-direction: column; gap: 10px; }
.list-empty { text-align: center; color: var(--ink-500); font-size: 0.9rem; padding: 18px 0; }

.entry {
  border: 1px solid var(--sand-200);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  background: var(--sand-50);
}
.entry__top { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.entry__date { font-weight: 700; color: var(--ink-900); font-size: 0.95rem; }
.entry__amount { font-weight: 800; color: var(--green-900); font-size: 1.05rem; }
.entry__meta { font-size: 0.8rem; color: var(--ink-500); margin-top: 4px; }
.entry__note { font-size: 0.82rem; color: var(--ink-700); margin-top: 4px; word-break: break-word; }
.entry__actions { display: flex; gap: 8px; margin-top: 10px; }
.entry__actions .btn { flex: 1; }

.badge { display: inline-block; font-size: 0.72rem; font-weight: 700; padding: 2px 8px; border-radius: 999px; }
.badge--yes { background: var(--green-100); color: var(--green-900); }
.badge--no { background: #fbe4d8; color: var(--clay-dark); }
.badge--unsure { background: var(--sand-200); color: var(--ink-700); }

/* ── Reading + storage ── */
.reading-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; color: var(--clay-dark); text-decoration: none;
  border: 1.5px solid #e8c9ae; background: #fff;
  padding: 12px 16px; border-radius: var(--radius-sm);
}
.reading-link:hover { background: #fbf1e6; }
.storage-health { font-size: 0.85rem; color: var(--ink-700); background: var(--sand-100); border-radius: var(--radius-sm); padding: 12px; margin: 0 0 14px; }
.version { font-size: 0.78rem; color: var(--ink-500); margin: 6px 0 0; }

/* ── Bottom tab bar ── */
.tabbar {
  position: fixed;
  bottom: 0; left: 0; right: 0;
  z-index: 30;
  display: flex;
  background: var(--white);
  border-top: 1px solid var(--sand-200);
  padding-bottom: env(safe-area-inset-bottom);
  box-shadow: 0 -2px 12px rgba(35,40,31,0.06);
}
.tabbar__btn {
  flex: 1;
  border: none;
  background: none;
  color: var(--ink-500);
  font: inherit;
  font-size: 0.68rem;
  font-weight: 600;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 9px 2px;
  height: var(--tabbar-h);
  cursor: pointer;
  transition: color 0.15s;
}
.tabbar__btn svg { width: 24px; height: 24px; }
.tabbar__btn.is-active { color: var(--green-700); }
.tabbar__btn.is-active svg { stroke: var(--green-700); }
.tabbar__btn:active { color: var(--green-900); }

/* ── Larger screens ── */
@media (min-width: 560px) {
  .hero__amount { font-size: 3rem; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}