/* ── CSS Custom Properties ─────────────────────────────────────────────────── */
:root {
  --accent: #0F6E56;
  --accent-hover: #0d5e49;
  --accent-light: rgba(15, 110, 86, 0.15);
  --radius: 10px;
  --radius-sm: 6px;
  --font: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --nav-height: 60px;
  --shadow: 0 4px 24px rgba(0,0,0,0.4);
}

[data-theme="custom"] {
  --bg: #0f172a;
  --bg-2: #1e293b;
  --bg-3: #334155;
  --text: #f8fafc;
  --text-2: #94a3b8;
  --border: #334155;
  --accent: #0F6E56;
  --accent-hover: #0d5e49;
  --accent-light: rgba(15,110,86,0.15);
  --success: #22c55e;
  --error: #ef4444;
  --warning: #f59e0b;
  --badge-hc: #1d4ed8;
  --badge-personal: #7c3aed;
}

[data-theme="coastal"] {
  --accent:      #cb8676;
  --accent-hover:#b06f60;
  --accent-light:rgba(203,134,118,0.15);
  --bg:          #f7f5f2;
  --bg-2:        #ffffff;
  --bg-3:        #e5ddd7;
  --text:        #3a3632;
  --text-2:      #8a8177;
  --border:      #e5ddd7;
  --shadow:      0 4px 24px rgba(0,0,0,0.08);
  --success:     #22c55e;
  --error:       #ef4444;
  --warning:     #d97706;
  --badge-hc:       #1d4ed8;
  --badge-personal: #7c3aed;
}

[data-theme="loft"] {
  --accent:      #a9714f;
  --accent-hover:#8a5a3d;
  --accent-light:rgba(169,113,79,0.15);
  --bg:          #171512;
  --bg-2:        #221f1b;
  --bg-3:        #3a352e;
  --text:        #f5f0ea;
  --text-2:      #a8a9a8;
  --border:      #3a352e;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --success:     #22c55e;
  --error:       #ef4444;
  --warning:     #f59e0b;
  --badge-hc:       #1d4ed8;
  --badge-personal: #7c3aed;
}

[data-theme="sage"] {
  --accent:      #dcbc98;
  --accent-hover:#c4a179;
  --accent-light:rgba(220,188,152,0.15);
  --bg:          #1a1c16;
  --bg-2:        #23261c;
  --bg-3:        #3a3d2c;
  --text:        #f5f1e8;
  --text-2:      #a39985;
  --border:      #3a3d2c;
  --shadow:      0 4px 24px rgba(0,0,0,0.4);
  --success:     #22c55e;
  --error:       #ef4444;
  --warning:     #f59e0b;
  --badge-hc:       #1d4ed8;
  --badge-personal: #7c3aed;
}

[data-theme="linen"] {
  --accent:      #40464a;
  --accent-hover:#2c3134;
  --accent-light:rgba(64,70,74,0.15);
  --bg:          #f2ede6;
  --bg-2:        #ffffff;
  --bg-3:        #b7a790;
  --text:        #2a2724;
  --text-2:      #a3a09b;
  --border:      #b7a790;
  --shadow:      0 4px 24px rgba(0,0,0,0.08);
  --success:     #22c55e;
  --error:       #ef4444;
  --warning:     #d97706;
  --badge-hc:       #1d4ed8;
  --badge-personal: #7c3aed;
}


/* ── Reset & Base ────────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 16px; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
  padding-bottom: var(--nav-height);
  line-height: 1.5;
}
h1 { font-size: 1.5rem; font-weight: 700; }
h2 { font-size: 1.2rem; font-weight: 600; }
h3 { font-size: 1rem; font-weight: 600; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
select { cursor: pointer; }

/* ── Header ──────────────────────────────────────────────────────────────── */
.app-header {
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 100;
}

.app-logo {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--accent);
  letter-spacing: -0.03em;
}

/* ── Desktop Nav ─────────────────────────────────────────────────────────── */
.desktop-nav {
  display: none;
  gap: 2px;
  align-items: center;
}

.nav-btn {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: none;
  color: var(--text-2);
  font-size: 0.875rem;
  font-family: var(--font);
  font-weight: 500;
  cursor: pointer;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
  min-height: 36px;
}

.nav-btn.active, .nav-btn:hover {
  color: var(--accent);
  background: var(--accent-light);
}

.nav-btn svg { width: 16px; height: 16px; flex-shrink: 0; }

/* ── Tools Button & Dropdown ─────────────────────────────────────────────── */
.tools-wrapper {
  position: relative;
}

#tools-btn {
  background: var(--accent);
  color: #fff;
  border: none;
  border-radius: var(--radius-sm);
  padding: 7px 14px;
  font-size: 0.85rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 6px;
  min-height: 36px;
  transition: background 0.15s;
}

#tools-btn:hover { background: var(--accent-hover); }

.tools-dropdown {
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  z-index: 500;
  min-width: 230px;
  overflow: hidden;
}

.tools-dropdown button {
  display: block;
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  border-bottom: 1px solid var(--border);
  padding: 12px 16px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: var(--font);
  cursor: pointer;
  transition: background 0.1s;
}

.tools-dropdown button:last-child { border-bottom: none; }
.tools-dropdown button:hover { background: var(--bg-3); color: var(--accent); }

.tools-dropdown-note {
  font-size: 0.75rem;
  color: var(--text-2);
  padding: 8px 16px 4px;
  font-style: italic;
}

.entry-cf-input { color: var(--text-2); }

/* ── Bottom Nav (mobile) ─────────────────────────────────────────────────── */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: var(--bg-2);
  border-top: 1px solid var(--border);
  display: flex;
  z-index: 200;
}

.bottom-nav .nav-btn {
  flex: 1;
  flex-direction: column;
  justify-content: center;
  font-size: 0.6rem;
  padding: 4px 2px;
  border-radius: 0;
  gap: 2px;
}

.bottom-nav .nav-btn svg { width: 22px; height: 22px; }

/* ── Drive Banner ────────────────────────────────────────────────────────── */
.drive-banner {
  background: var(--accent-light);
  border-bottom: 1px solid var(--accent);
  padding: 10px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.875rem;
}

.drive-banner__text { flex: 1; color: var(--text-2); }
.drive-banner__text strong { color: var(--text); }

/* ── Main Layout ─────────────────────────────────────────────────────────── */
.calculator-layout {
  display: flex;
  align-items: flex-start;
}

.calculator-content {
  flex: 1;
  min-width: 0;
}

.app-main {
  padding: 20px 24px 32px;
}

.section { padding-top: 8px; }
.section--contained { max-width: 760px; margin: 0 auto; }

/* ── Meal Tabs ───────────────────────────────────────────────────────────── */
.meal-tabs {
  display: flex;
  gap: 8px;
  overflow-x: auto;
  padding-bottom: 4px;
  margin-bottom: 18px;
  scrollbar-width: none;
}

.meal-tabs::-webkit-scrollbar { display: none; }

.tab-pill {
  flex-shrink: 0;
  padding: 8px 18px;
  border-radius: 999px;
  border: 1.5px solid var(--border);
  background: var(--bg-2);
  color: var(--text-2);
  font-size: 0.875rem;
  font-family: var(--font);
  font-weight: 500;
  cursor: pointer;
  white-space: nowrap;
  min-height: 38px;
  transition: all 0.15s;
}

.tab-pill--active, .tab-pill:hover {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

/* ── Calculator grid: 1fr 1fr 1fr × auto auto ────────────────────────────── */
.calc-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 16px;
  margin-bottom: 0;
}

.bolus-summary-card {
  display: flex;
  flex-direction: column;
}

/* ── Cards ───────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 0;
}

.card__title {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-2);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ── Inputs ──────────────────────────────────────────────────────────────── */
.input {
  width: 100%;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 9px 10px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: var(--font);
  min-height: 40px;
  transition: border-color 0.15s;
  appearance: none;
  -webkit-appearance: none;
}

.input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-light);
}

.input:read-only { opacity: 0.55; cursor: default; }

.input--sm { min-height: 34px; padding: 5px 8px; font-size: 0.85rem; }

.input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 10px;
}

.field { margin-bottom: 10px; }
.field:last-child { margin-bottom: 0; }
.field label {
  display: block;
  font-size: 0.8rem;
  color: var(--text-2);
  margin-bottom: 3px;
  font-weight: 500;
}

/* ── Inline Fields (BG panel, Meal Settings) ─────────────────────────────── */
.inline-field {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.inline-field:last-of-type { margin-bottom: 0; }

.inline-label {
  font-size: 0.8rem;
  color: var(--text-2);
  font-weight: 500;
  flex: 0 0 72px;
  white-space: nowrap;
}

.inline-unit {
  font-size: 0.78rem;
  color: var(--text-2);
  flex-shrink: 0;
  white-space: nowrap;
}

.inline-note {
  font-size: 0.72rem;
  color: var(--text-2);
  margin-top: 8px;
}

.bg-unit-label { font-size: 0.8rem; color: var(--text-2); flex-shrink: 0; white-space: nowrap; }
.bg-timestamp { font-size: 0.75rem; color: var(--text-2); margin-top: 4px; }

/* ── Timing Card ─────────────────────────────────────────────────────────── */
.timing-bar {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}

.timing-bar__label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--text-2);
  flex-shrink: 0;
  min-width: 46px;
}

.timing-bar .timing-row-inline { margin-bottom: 0; flex-shrink: 0; }
.timing-bar .minutes-between { margin-top: 0; }

.timing-row-inline {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.timing-inline-label {
  font-size: 0.8rem;
  color: var(--text-2);
  font-weight: 500;
  flex: 0 0 96px;
  white-space: nowrap;
}

.set-btn {
  padding: 5px 10px;
  border-radius: var(--radius-sm);
  border: 1.5px solid var(--border);
  background: var(--bg-3);
  color: var(--text-2);
  font-size: 0.78rem;
  font-family: var(--font);
  font-weight: 600;
  cursor: pointer;
  min-height: 34px;
  white-space: nowrap;
  flex-shrink: 0;
  transition: all 0.15s;
}

.set-btn:hover { border-color: var(--accent); color: var(--accent); background: var(--accent-light); }

.minutes-between {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  padding: 8px 10px;
  background: var(--accent-light);
  border-radius: var(--radius-sm);
}

.minutes-between__label { font-size: 0.78rem; color: var(--text-2); }

.minutes-between__value {
  font-size: 1rem;
  font-weight: 700;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  margin-left: auto;
}

/* ── Bolus Locked Indicator ──────────────────────────────────────────────── */
.bolus-locked-indicator {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--success);
  flex-shrink: 0;
}

.bolus-locked-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--success);
  flex-shrink: 0;
}

/* ── Food search wrapper (arrow decoration) ──────────────────────────────── */
.food-search-wrapper {
  position: relative;
  flex: 1;
  min-width: 0;
}

.food-search-wrapper::after {
  content: '▾';
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-2);
  font-size: 1.4rem;
  pointer-events: none;
  line-height: 1;
}

.food-search-wrapper .input {
  width: 100%;
  padding-right: 26px;
  cursor: pointer;
}

/* ── Food Entry card: button row + in-place mode ─────────────────────────── */
.entry-btn-row {
  display: flex;
  gap: 8px;
  margin-top: 12px;
  margin-left: calc(72px + 8px);
  margin-right: calc(10px + 8px);
}

.entry-add-btn    { flex: 0 0 60%; }
.entry-custom-btn { flex: 0 0 calc(40% - 8px); }

/* ── Consistent input widths within cards ────────────────────────────────── */
.inline-field .input { flex: 1; min-width: 0; }

/* food-entry-unit placeholder keeps rows aligned (same width as "g") */
.food-entry-unit { min-width: 10px; }

/* Factors card: fix unit column so all inputs are the same width */
#bg-panel .inline-unit { min-width: 90px; }

/* ── Food Builder Card ───────────────────────────────────────────────────── */
.food-builder-card { margin-top: 16px; }

.food-entry-row {
  display: grid;
  grid-template-columns: 1fr 90px 90px 90px auto;
  gap: 8px;
  align-items: end;
  margin-bottom: 16px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--border);
}

.food-entry-label {
  font-size: 0.75rem;
  color: var(--text-2);
  margin-bottom: 3px;
  font-weight: 500;
}

/* ── Food Table (spreadsheet) ────────────────────────────────────────────── */
.food-table-wrapper {
  overflow-x: auto;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
}

.food-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.food-table th {
  background: var(--bg-3);
  color: var(--text-2);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 8px 10px;
  text-align: left;
  white-space: nowrap;
}

.food-table td {
  padding: 6px 8px;
  border-top: 0.5px solid var(--border);
  vertical-align: middle;
}

.food-table tfoot td {
  padding: 8px 10px;
  border-top: 2px solid var(--border);
  font-weight: 600;
}


.food-col-name   { min-width: 200px; }
.food-col-cf     { width: 70px; text-align: center; }
.food-col-weight { width: 100px; }
.food-col-carbs  { width: 100px; }
.food-col-remove { width: 44px; text-align: center; }

.cf-display { font-size: 0.8rem; color: var(--text-2); }

.food-total-label { color: var(--text-2); font-size: 0.8rem; text-align: right; }
.food-total-value { color: var(--accent); font-weight: 700; }

/* ── Food Dropdown ───────────────────────────────────────────────────────── */
.food-dropdown {
  list-style: none;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow);
  z-index: 1000;
  max-height: 240px;
  overflow-y: auto;
}

.food-dropdown li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 9px 12px;
  cursor: pointer;
  font-size: 0.875rem;
  border-bottom: 1px solid var(--border);
}

.food-dropdown li:last-child { border-bottom: none; }
.food-dropdown li:hover, .food-dropdown li:focus { background: var(--bg-3); outline: none; }

.food-name { flex: 1; }
.food-badge { font-size: 0.65rem; padding: 2px 6px; border-radius: 999px; font-weight: 600; flex-shrink: 0; }
.food-badge--hc       { background: #1d4ed8; color: #fff; }
.food-badge--personal { background: #7c3aed; color: #fff; }
.food-absorption { font-size: 0.7rem; color: var(--text-2); flex-shrink: 0; }

/* ── Bolus Summary ───────────────────────────────────────────────────────── */
.bolus-summary {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.bolus-total-display {
  text-align: center;
  padding: 16px 0 12px;
}

.bolus-total-label {
  font-size: 0.72rem;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  display: block;
  margin-bottom: 2px;
}

.bolus-total-value {
  font-size: 3.8rem;
  font-weight: 800;
  color: var(--accent);
  line-height: 1;
  letter-spacing: -0.03em;
}

.bolus-total-unit {
  font-size: 1.2rem;
  font-weight: 400;
  color: var(--text-2);
  margin-left: 4px;
}

.dual-stat-display {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  padding: 16px 0 12px;
}

.dual-stat {
  text-align: center;
  flex: 1;
}

.dual-stat__label {
  font-size: 0.72rem;
  color: var(--text-2);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  display: block;
  margin-bottom: 2px;
}

.dual-stat__value {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
}

.dual-stat__value--accent {
  color: var(--accent);
}

.dual-stat__unit {
  font-size: 1rem;
  font-weight: 400;
  color: var(--text-2);
  margin-left: 3px;
}

.dual-stat-divider {
  width: 1px;
  align-self: stretch;
  background: var(--border);
}

.bolus-breakdown {
  border-top: 1px solid var(--border);
  padding-top: 12px;
  margin-top: 4px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bolus-line {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.bolus-line__label { font-size: 0.78rem; color: var(--text-2); }
.bolus-line__value { font-size: 0.95rem; font-weight: 600; }

.bolus-given-btn {
  margin-top: 16px;
}

/* ── Notes Card ──────────────────────────────────────────────────────────── */
.notes-card { display: flex; flex-direction: column; }
.notes-card textarea { flex: 1; resize: vertical; min-height: 100px; }

/* ── Post-Meal Tracker ───────────────────────────────────────────────────── */
.post-tracker-card {
  margin-top: 16px;
}

.tracker-controls {
  display: flex;
  gap: 10px;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.tracker-controls label { font-size: 0.8rem; color: var(--text-2); white-space: nowrap; }
.tracker-controls select { width: auto; min-width: 120px; }

.post-bg-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.post-bg-table th {
  text-align: left;
  padding: 7px 8px;
  color: var(--text-2);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 700;
  border-bottom: 1px solid var(--border);
}

.post-bg-table td {
  padding: 5px 6px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.post-bg-table input, .post-bg-table select { min-height: 32px; }

/* ── Recipe Panel ────────────────────────────────────────────────────────── */
.recipe-panel {
  width: 380px;
  flex-shrink: 0;
  background: var(--bg-2);
  border-left: 1px solid var(--border);
  min-height: calc(100dvh - 56px);
  padding: 20px 18px;
  overflow-y: auto;
  position: sticky;
  top: 56px;
  max-height: calc(100dvh - 56px);
}

.recipe-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 14px;
}

.recipe-panel__title {
  font-size: 1rem;
  font-weight: 700;
}

.recipe-tabs {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 14px;
}

.recipe-tab-pill {
  padding: 5px 12px;
  border-radius: 999px;
  border: 1.5px solid var(--border);
  background: var(--bg-3);
  color: var(--text-2);
  font-size: 0.8rem;
  font-family: var(--font);
  font-weight: 500;
  cursor: pointer;
  transition: all 0.15s;
}

.recipe-tab-pill--active, .recipe-tab-pill:hover {
  background: var(--accent); color: #fff; border-color: var(--accent);
}

.recipe-section-label {
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-2);
  margin-bottom: 8px;
  margin-top: 14px;
}

.recipe-entry-row {
  display: grid;
  grid-template-columns: 1fr 60px 70px 70px auto;
  gap: 6px;
  align-items: end;
  margin-bottom: 10px;
}

.recipe-ingredient-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.8rem;
  margin-bottom: 10px;
}

.recipe-ingredient-table th {
  text-align: left;
  padding: 6px 6px;
  color: var(--text-2);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
}

.recipe-ingredient-table td {
  padding: 5px 6px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.recipe-totals {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 8px;
  padding: 10px;
  background: var(--bg-3);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  text-align: center;
}

.recipe-totals__item { display: flex; flex-direction: column; gap: 2px; }
.recipe-totals__label { font-size: 0.65rem; color: var(--text-2); text-transform: uppercase; letter-spacing: 0.05em; }
.recipe-totals__value { font-size: 0.95rem; font-weight: 700; }
.recipe-composite-cf { color: var(--accent); }

.recipe-portion-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 12px;
}

/* ── Buttons ─────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 9px 16px;
  border-radius: var(--radius-sm);
  border: none;
  font-size: 0.875rem;
  font-family: var(--font);
  font-weight: 600;
  cursor: pointer;
  min-height: 40px;
  transition: all 0.15s;
  text-decoration: none;
  white-space: nowrap;
}

.btn--primary { background: var(--accent); color: #fff; }
.btn--primary:hover { background: var(--accent-hover); }
.btn--primary:disabled { opacity: 0.5; cursor: not-allowed; }

.btn--secondary { background: var(--bg-3); color: var(--text); border: 1px solid var(--border); }
.btn--secondary:hover { background: var(--border); }

.btn--danger { background: var(--error); color: #fff; }
.btn--danger:hover { opacity: 0.85; }

.btn--sm { padding: 5px 10px; font-size: 0.8rem; min-height: 34px; }

.btn--icon {
  padding: 0; width: 32px; height: 32px; border-radius: var(--radius-sm);
  background: var(--bg-3); color: var(--text-2); border: 1px solid var(--border);
  font-size: 1.1rem; line-height: 1;
}

.btn--icon:hover { background: var(--error); color: #fff; border-color: var(--error); }
.btn--icon:disabled { opacity: 0.3; cursor: not-allowed; }

.btn--full { width: 100%; }

.btn-row { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }

/* ── Log Section ─────────────────────────────────────────────────────────── */
.log-meal { margin-bottom: 20px; }
.log-meal__title { font-size: 1rem; margin-bottom: 8px; display: flex; align-items: center; justify-content: space-between; }
.log-meal__total { font-size: 0.85rem; color: var(--text-2); font-weight: 400; }
.log-table { width: 100%; border-collapse: collapse; font-size: 0.85rem; }
.log-table th, .log-table td { text-align: left; padding: 6px 8px; border-bottom: 1px solid var(--border); }
.log-table th { color: var(--text-2); font-size: 0.75rem; text-transform: uppercase; }
.log-grand-total { font-size: 1rem; padding: 12px 0; border-top: 2px solid var(--border); text-align: right; }
.last-export { font-size: 0.8rem; color: var(--text-2); margin-top: 8px; text-align: right; }
.empty-state { color: var(--text-2); text-align: center; padding: 32px 0; }

/* ── Settings ────────────────────────────────────────────────────────────── */
.settings-section { margin-bottom: 24px; }
.settings-section h2 { margin-bottom: 12px; font-size: 0.9rem; color: var(--text-2); text-transform: uppercase; letter-spacing: 0.06em; }
.drive-status { font-size: 0.875rem; color: var(--text-2); padding: 8px 12px; background: var(--bg-3); border-radius: var(--radius-sm); margin-bottom: 10px; }
.drive-status--connected { color: var(--success); background: rgba(34,197,94,0.1); }
.warning-note { font-size: 0.75rem; color: var(--warning); margin-top: 4px; }

/* ── Contact ─────────────────────────────────────────────────────────────── */
.contact-intro { color: var(--text-2); font-size: 0.9rem; line-height: 1.65; margin-bottom: 20px; }
.contact-form { display: flex; flex-direction: column; gap: 12px; }
.contact-form label { font-size: 0.875rem; color: var(--text-2); display: block; margin-bottom: 4px; }
.contact-note { font-size: 0.8rem; color: var(--text-2); margin-top: 8px; }

/* ── Donate ──────────────────────────────────────────────────────────────── */
.donate-intro { color: var(--text-2); line-height: 1.7; margin-bottom: 24px; }
.donate-intro p { margin-bottom: 12px; }
.donate-cards { display: flex; flex-direction: column; gap: 12px; }
.donate-card { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 16px; display: flex; align-items: center; gap: 16px; text-decoration: none; color: var(--text); transition: border-color 0.15s, background 0.15s; }
.donate-card:hover { border-color: var(--accent); background: var(--accent-light); text-decoration: none; }
.donate-card__icon { font-size: 2rem; flex-shrink: 0; width: 48px; text-align: center; }
.donate-card__title { font-weight: 700; font-size: 1rem; }
.donate-card__sub { font-size: 0.8rem; color: var(--text-2); margin-top: 2px; }

/* ── How-To ──────────────────────────────────────────────────────────────── */
.how-to-placeholder { color: var(--text-2); text-align: center; padding: 48px 16px; }
.how-to-placeholder h1 { margin-bottom: 12px; color: var(--text); }

/* ── Toast ───────────────────────────────────────────────────────────────── */
.toast {
  position: fixed;
  bottom: calc(var(--nav-height) + 12px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 10px 18px;
  font-size: 0.9rem;
  box-shadow: var(--shadow);
  z-index: 9000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s;
  max-width: calc(100vw - 32px);
  text-align: center;
}

.toast--visible { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast--success { border-color: var(--success); color: var(--success); }
.toast--error   { border-color: var(--error);   color: var(--error); }
.toast--info    { border-color: var(--accent);   color: var(--accent); }

/* ── Spinner ─────────────────────────────────────────────────────────────── */
.spinner {
  display: inline-block; width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.3); border-top-color: #fff;
  border-radius: 50%; animation: spin 0.7s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Disclaimer ──────────────────────────────────────────────────────────── */
.disclaimer {
  font-size: 0.75rem; color: var(--text-2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 12px; line-height: 1.6; margin-top: 20px;
}

.disclaimer strong { color: var(--text); }

/* ── Misc helpers ────────────────────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--border); margin: 16px 0; }
.page-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 20px; }
.text-muted { color: var(--text-2); }

.factors-sync-status {
  position: absolute;
  bottom: 8px;
  right: 12px;
  font-size: 0.75em;
  color: var(--text-2);
}
.text-sm { font-size: 0.875rem; }
.mt-8  { margin-top: 8px; }
.mt-12 { margin-top: 12px; }
.mb-4  { margin-bottom: 4px; }
.mb-8  { margin-bottom: 8px; }
.mb-12 { margin-bottom: 12px; }
.mb-16 { margin-bottom: 16px; }

[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }

/* ── Desktop breakpoint ──────────────────────────────────────────────────── */
@media (min-width: 1024px) {
  body { padding-bottom: 0; }
  .bottom-nav { display: none; }
  .desktop-nav { display: flex; }
  .app-main { padding: 20px 24px 40px; }
  .toast { bottom: 20px; }
}

/* ── Recipe panel open state ─────────────────────────────────────────────── */
@media (min-width: 1024px) {
  .recipe-open .calculator-content { /* no special shrink needed; recipe panel is aside */ }
}

/* ── Tablet (600–1023px): 2-column, explicit placements reset ────────────── */
@media (max-width: 1023px) and (min-width: 600px) {
  .calc-grid { grid-template-columns: 1fr 1fr; grid-template-rows: auto; }
  .bolus-summary-card { grid-column: auto !important; grid-row: auto !important; }
  .timing-card        { grid-column: auto !important; grid-row: auto !important; }
  .timing-bar { gap: 12px; }
}

/* ── Food Search ─────────────────────────────────────────────────────────── */

.food-search-result {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 10px 12px;
  margin-bottom: 10px;
}
.food-search-date {
  font-size: 0.72rem;
  color: var(--text-2);
  text-align: right;
}
.food-search-meal {
  font-size: 0.72rem;
  color: var(--text-2);
  text-align: right;
  margin-bottom: 4px;
}
.food-search-title {
  font-weight: 600;
  margin-bottom: 6px;
}
.food-search-title mark {
  background: var(--accent-light, #fffd54);
  border-radius: 2px;
}
.food-search-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4px;
  font-size: 0.8rem;
  background: var(--bg-2);
  padding: 6px;
  border-radius: 4px;
  margin-bottom: 6px;
}
.food-search-label { font-weight: 600; }
.food-search-link {
  text-align: right;
  font-size: 0.8rem;
}
#food-search-results { margin-top: 12px; }

/* ── Add Food Panel ──────────────────────────────────────────────────────── */

.add-food-row { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 11px; }
.add-food-row .field { margin-bottom: 0; }

.field-status { font-size: 0.8em; margin-top: 4px; font-weight: 600; min-height: 1em; }
.status-error { color: var(--error); }

.match-list {
  position: absolute; top: 100%; left: 0; right: 0; z-index: 50;
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius-sm);
  max-height: 140px; overflow-y: auto; box-shadow: var(--shadow); margin-top: 2px;
}
.match-item { padding: 7px 10px; font-size: 0.8rem; cursor: pointer; border-bottom: 1px solid var(--border); }
.match-item:last-child { border-bottom: none; }
.match-item:hover { background: var(--accent-light); }

.checkbox-row {
  display: flex; align-items: center; gap: 9px; padding: 8px 10px;
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius-sm);
  margin-bottom: 11px; font-size: 0.8rem; color: var(--text-2); cursor: pointer;
}
.checkbox-row input[type="checkbox"] { width: 14px; height: 14px; accent-color: var(--accent); cursor: pointer; }

.abs-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin-bottom: 10px; }
.abs-box { background: var(--bg-2); border: 1px solid var(--border); border-radius: 9px; padding: 10px 12px; text-align: center; }
.abs-box--highlight { border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent-light), inset 0 0 12px var(--accent-light); }
.abs-label { font-size: 9px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--text-2); margin-bottom: 5px; }
.abs-val { font-size: 22px; font-weight: 600; line-height: 1; color: var(--success); }
.abs-cat { font-size: 14px; font-weight: 700; line-height: 1; margin-top: 4px; }
.abs-sub { font-size: 9px; color: var(--text-2); margin-top: 3px; }

.speed-bar { background: var(--bg-2); border: 1px solid var(--border); border-radius: 9px; padding: 10px 12px; }
.speed-bar-labels { display: flex; justify-content: space-between; font-size: 9px; color: var(--text-2); margin-bottom: 7px; }
.speed-track { height: 6px; background: var(--bg-3); border-radius: 99px; overflow: hidden; }
.speed-fill { height: 100%; border-radius: 99px; background: var(--warning); width: 33%; transition: width 0.4s ease, background 0.4s ease; }
.speed-ticks { display: flex; justify-content: space-between; margin-top: 4px; }
.speed-ticks span { font-size: 0.65em; color: var(--text-2); }

.override-note { font-size: 0.75em; color: var(--text-2); font-style: italic; margin-top: 3px; }

/* ── Mobile (< 600px): single column ────────────────────────────────────── */
@media (max-width: 599px) {
  .calc-grid { grid-template-columns: 1fr; grid-template-rows: auto; }
  .bolus-summary-card { grid-column: auto !important; grid-row: auto !important; }
  .timing-card        { grid-column: auto !important; grid-row: auto !important; }
  .timing-bar { flex-direction: column; align-items: flex-start; gap: 10px; }
  .dual-stat__value { font-size: 2.1rem; }
  .dual-stat-display { gap: 10px; }
  .recipe-panel {
    position: fixed; top: 56px; right: 0; height: calc(100dvh - 56px);
    z-index: 300; box-shadow: var(--shadow);
  }
  .input { font-size: 16px; }

  /* ── Prevent horizontal overflow ── */
  body { overflow-x: hidden; }
  .app-main { padding: 12px 12px 24px; }
  .food-col-name { min-width: 0; }
  .food-table { table-layout: fixed; }
  .food-col-cf     { width: 48px; }
  .food-col-weight { width: 72px; }
  .food-col-carbs  { width: 72px; }
  .food-col-remove { width: 36px; }
  .entry-btn-row { margin-left: 0; margin-right: 0; }
  #bg-panel .inline-unit { min-width: 60px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

  /* ── Stats strip ── */
  .mobile-stats-strip {
    display: flex;
    align-items: stretch;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    overflow: hidden;
  }
  .mobile-stat {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 4px;
    background: none;
    border: none;
    cursor: pointer;
    gap: 2px;
    font-family: var(--font);
  }
  .mobile-stat:active { background: var(--bg-3); }
  .mobile-stat__label {
    font-size: 0.62rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    color: var(--text-2);
    font-weight: 700;
  }
  .mobile-stat__value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text);
    line-height: 1.1;
  }
  .mobile-stat__value--accent { color: var(--accent); }
  .mobile-stat-divider { width: 1px; background: var(--border); align-self: stretch; }

  /* ── Calc tab panels: show/hide cards per active tab ── */
  .calc-grid { display: block; }
  .calc-grid > * { display: none; margin-bottom: 12px; }
  .food-list-card,
  .notes-card { display: none; }

  /* entry tab: food entry card + food list + notes */
  body[data-calc-tab="entry"] .food-entry-card,
  body[data-calc-tab="entry"] .food-list-card,
  body[data-calc-tab="entry"] .notes-card { display: block; }

  /* factors tab: bg panel + timing card */
  body[data-calc-tab="factors"] #bg-panel,
  body[data-calc-tab="factors"] .timing-card { display: block; }

  /* dose tab: bolus summary card */
  body[data-calc-tab="dose"] .bolus-summary-card { display: flex; }

  /* always show post-meal tracker if visible */
  .post-tracker-card { display: block !important; }

  /* ── Floating tools button ── */
  .mobile-tools-wrapper {
    position: fixed;
    bottom: calc(var(--nav-height) + 12px);
    right: 16px;
    z-index: 300;
  }
  .mobile-tools-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 16px rgba(0,0,0,0.4);
    transition: background 0.15s;
  }
  .mobile-tools-btn:active { background: var(--accent-hover); }
  .mobile-tools-dropdown {
    position: absolute;
    bottom: calc(100% + 8px);
    right: 0;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    min-width: 220px;
    overflow: hidden;
  }
  .mobile-tools-dropdown button {
    display: block;
    width: 100%;
    text-align: left;
    background: none;
    border: none;
    border-bottom: 1px solid var(--border);
    padding: 12px 16px;
    color: var(--text);
    font-size: 0.9rem;
    font-family: var(--font);
    cursor: pointer;
  }
  .mobile-tools-dropdown button:last-child { border-bottom: none; }
  .mobile-tools-dropdown button:active { background: var(--bg-3); }
}

/* ── Hide mobile-only elements on desktop ── */
@media (min-width: 600px) {
  .mobile-stats-strip { display: none; }
  .mobile-tools-wrapper { display: none; }
}