:root {
  --ink: #1F2A22;
  --paper: #F3F5EF;
  --paper-raised: #FFFFFF;
  --line: #DDE3D9;
  --green: #43604A;
  --green-dark: #324A38;
  --berry: #9C4B6B;
  --amber: #C08A3B;
  --teal: #3E8388;
  --muted: #6B7A6E;

  --serif: 'Fraunces', serif;
  --sans: 'IBM Plex Sans', sans-serif;
  --mono: 'IBM Plex Mono', monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  -webkit-font-smoothing: antialiased;
}

/* ---------- Topbar ---------- */
.topbar {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 22px 20px 10px;
  max-width: 640px;
  margin: 0 auto;
}
.wordmark {
  font-family: var(--serif);
  font-weight: 600;
  font-size: 24px;
  color: var(--green-dark);
}
.wordmark em { font-style: italic; font-weight: 500; color: var(--berry); }
.topbar-date {
  font-size: 13px;
  color: var(--muted);
  text-transform: capitalize;
}

.wrap {
  max-width: 640px;
  margin: 0 auto;
  padding: 8px 20px 60px;
}

/* ---------- Card ---------- */
.card {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 22px;
  margin-top: 16px;
}
.log-card h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 22px;
  margin: 0 0 4px;
}
.hint {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
}

textarea, select, input[type="text"], input[type="number"] {
  width: 100%;
  font-family: var(--sans);
  font-size: 15px;
  border: 1px solid var(--line);
  border-radius: 9px;
  padding: 11px 12px;
  background: var(--paper);
  color: var(--ink);
}
textarea { resize: vertical; }
textarea:focus, select:focus, input:focus {
  outline: 2px solid var(--green);
  outline-offset: 1px;
}

.row {
  display: flex;
  gap: 10px;
  margin-top: 12px;
}
.row select { flex: 1; }

.btn {
  font-family: var(--sans);
  font-weight: 600;
  font-size: 14.5px;
  border: none;
  border-radius: 9px;
  padding: 11px 18px;
  cursor: pointer;
  transition: transform .08s ease, opacity .15s ease;
}
.btn:active { transform: scale(0.97); }
.btn.primary { background: var(--green); color: #fff; flex: 1; }
.btn.primary:hover { background: var(--green-dark); }
.btn.primary:disabled { opacity: .55; cursor: wait; }
.btn.ghost { background: transparent; color: var(--muted); border: 1px solid var(--line); }
.btn.danger { background: transparent; color: var(--berry); border: 1px solid var(--line); }

.error {
  color: var(--berry);
  font-size: 13.5px;
  margin: 10px 0 0;
}

/* ---------- Labels y foto ---------- */
.field-label {
  display: block;
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  margin: 14px 0 6px;
}
.log-card > .field-label:first-of-type { margin-top: 4px; }

.photo-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.photo-btn {
  font-weight: 500;
  font-size: 13.5px;
  padding: 9px 14px;
  cursor: pointer;
}
.photo-preview-box {
  position: relative;
  margin-top: 10px;
  width: 120px;
}
.photo-preview-box img {
  width: 120px;
  height: 120px;
  object-fit: cover;
  border-radius: 10px;
  border: 1px solid var(--line);
  display: block;
}
.photo-preview-box .del-btn {
  position: absolute;
  top: -8px;
  right: -8px;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 50%;
  width: 24px;
  height: 24px;
  line-height: 1;
}

.badge {
  display: inline-block;
  font-size: 11.5px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 20px;
  margin-bottom: 12px;
}
.ai-badge { background: #EAF0E9; color: var(--green-dark); }

.grams-input { max-width: 140px; }
.mini-hint {
  font-size: 12px;
  color: var(--muted);
  margin: 6px 0 4px;
}
.source-label {
  font-size: 12px;
  color: var(--muted);
  margin: 12px 0 0;
  padding-top: 10px;
  border-top: 1px dashed var(--line);
}

/* ---------- Result box ---------- */
.result-box {
  margin-top: 18px;
  padding-top: 18px;
  border-top: 1px dashed var(--line);
}
.result-head { margin-bottom: 12px; }
.result-name {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  border: none;
  background: transparent;
  padding: 4px 0;
  width: 100%;
}
.result-portion {
  border: none;
  background: transparent;
  color: var(--muted);
  font-size: 13.5px;
  padding: 0;
}

.macro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}
.macro {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12.5px;
  color: var(--muted);
  border-left: 3px solid var(--line);
  padding-left: 10px;
}
.macro input { font-family: var(--mono); font-weight: 500; font-size: 16px; padding: 6px 8px; }
.macro.cal  { border-color: var(--green); }
.macro.prot { border-color: var(--berry); }
.macro.carb { border-color: var(--amber); }
.macro.fat  { border-color: var(--teal); }

/* ---------- Totales de hoy ---------- */
.totals {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-top: 18px;
}
.total-pill {
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 6px;
  text-align: center;
}
.total-pill span {
  display: block;
  font-family: var(--mono);
  font-weight: 500;
  font-size: 18px;
}
.total-pill small { color: var(--muted); font-size: 11px; }
.total-pill.cal span  { color: var(--green); }
.total-pill.prot span { color: var(--berry); }
.total-pill.carb span { color: var(--amber); }
.total-pill.fat span  { color: var(--teal); }

/* ---------- Historial ---------- */
.history { margin-top: 30px; }
.history h2 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: 18px;
  margin: 0 0 10px;
}
.history-list .empty {
  color: var(--muted);
  font-size: 14px;
}
.day-group { margin-bottom: 18px; }
.day-label {
  font-size: 12.5px;
  font-weight: 600;
  color: var(--muted);
  text-transform: capitalize;
  margin: 0 0 6px 2px;
}
.meal-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  background: var(--paper-raised);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  margin-bottom: 7px;
}
.meal-info { min-width: 0; }
.meal-name {
  font-weight: 600;
  font-size: 14.5px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.meal-meta {
  font-size: 12px;
  color: var(--muted);
}
.meal-macros {
  display: flex;
  gap: 8px;
  font-family: var(--mono);
  font-size: 12px;
  flex-shrink: 0;
}
.meal-macros b { font-weight: 600; }
.meal-macros .c { color: var(--green); }
.meal-macros .p { color: var(--berry); }
.meal-macros .cb { color: var(--amber); }
.meal-macros .f { color: var(--teal); }
.del-btn {
  background: none;
  border: none;
  color: var(--muted);
  cursor: pointer;
  font-size: 16px;
  padding: 2px 4px;
  flex-shrink: 0;
}
.del-btn:hover { color: var(--berry); }

@media (max-width: 420px) {
  .totals { grid-template-columns: repeat(2, 1fr); }
  .meal-macros { display: none; }
}