/* ========== variables ========== */
:root {
  --bg: #0f0f0e;
  --bg-raised: #161614;
  --bg-input: #1c1c1a;
  --border: #26261f;
  --border-hover: #3a3a30;
  --text: #e8e6df;
  --text-dim: #7a7870;
  --text-muted: #5a584f;
  --accent: #7fb069;
  --accent-dim: #5a7d4a;
  --warn: #d4a574;
  --danger: #a85a5a;

  --font-mono: 'IBM Plex Mono', ui-monospace, 'SF Mono', Menlo, Monaco, Consolas, monospace;
  --font-sans: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, system-ui, sans-serif;
}

/* ========== reset ========== */
* { box-sizing: border-box; }
html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: 14px;
  -webkit-tap-highlight-color: transparent;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overscroll-behavior: none;
}
body {
  min-height: 100vh;
  min-height: 100dvh;
  padding-top: env(safe-area-inset-top);
  padding-bottom: env(safe-area-inset-bottom);
}
input, button {
  font-family: inherit;
  color: inherit;
}
button { cursor: pointer; background: none; border: none; }
button:disabled { opacity: 0.4; cursor: not-allowed; }
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
input[type=number] { -moz-appearance: textfield; }
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: #2a2a28; border-radius: 3px; }

/* ========== layout ========== */
#app {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
  min-height: 100dvh;
  max-width: 540px;
  margin: 0 auto;
  border-left: 1px solid var(--border);
  border-right: 1px solid var(--border);
}
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

/* ========== header ========== */
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 20px 12px;
  border-bottom: 1px solid var(--border);
}
.brand {
  display: flex;
  align-items: center;
  gap: 8px;
}
.brand-dot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}
.brand-text {
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
}
.header-actions { display: flex; gap: 4px; }
.icon-btn {
  color: var(--text-dim);
  padding: 8px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s;
}
.icon-btn:hover { color: var(--text); }

/* ========== tabs ========== */
.tabs {
  display: flex;
  border-bottom: 1px solid var(--border);
}
.tab {
  flex: 1;
  color: var(--text-muted);
  padding: 14px 8px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  border-bottom: 2px solid transparent;
  transition: all 0.15s;
}
.tab.active {
  color: var(--text);
  border-bottom-color: var(--accent);
}

/* ========== content ========== */
.content {
  flex: 1;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.view-pad { padding: 20px; }

/* ========== totals card ========== */
.totals-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 18px;
  margin-bottom: 24px;
}
.totals-card.swipe-days {
  margin-bottom: 8px;
  border-color: var(--border-hover);
  position: relative;
}
.totals-card.swipe-days::before,
.totals-card.swipe-days::after {
  content: '';
  position: absolute;
  top: 50%;
  width: 5px;
  height: 5px;
  border-top: 1.5px solid var(--text-muted);
  border-right: 1.5px solid var(--text-muted);
  opacity: 0.5;
}
.totals-card.swipe-days::before {
  left: 6px;
  transform: translateY(-50%) rotate(-135deg);
}
.totals-card.swipe-days::after {
  right: 6px;
  transform: translateY(-50%) rotate(45deg);
}
.metric-row { margin-bottom: 16px; }
.metric-row:last-child { margin-bottom: 0; }
.metric-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 4px;
}
.metric-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
}
.metric-remain {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
}
.metric-value {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-bottom: 6px;
}
.big-num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 500;
  letter-spacing: -0.5px;
  line-height: 1;
}
.med-num {
  font-family: var(--font-mono);
  font-size: 24px;
  font-weight: 500;
  letter-spacing: -0.5px;
  line-height: 1;
}
.metric-unit {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
}
.bar {
  height: 3px;
  background: var(--bg-input);
  border-radius: 2px;
  overflow: hidden;
}
.bar-fill {
  height: 100%;
  background: var(--accent);
  transition: width 0.3s;
}
.bar-fill.over { background: var(--warn); }

.small-metrics {
  display: flex;
  gap: 24px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  margin-top: 16px;
}
.small-metric {
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.small-metric-label {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-muted);
}
.small-metric-val {
  font-family: var(--font-mono);
  font-size: 16px;
}
.small-metric-unit {
  font-size: 10px;
  color: var(--text-muted);
  margin-left: 2px;
}

/* ========== section labels ========== */
.section-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
  display: block;
}
.section-label-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}
.section-hint {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
  letter-spacing: 1px;
}

/* ========== log rows ========== */
.log-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.log-main { flex: 1; min-width: 0; }
.log-name {
  font-size: 14px;
  margin-bottom: 2px;
}
.log-qty {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  margin-left: 8px;
}
.log-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  display: flex;
  gap: 8px;
}
.combo-tag { color: var(--accent-dim); }
.log-nums {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 2px;
  font-family: var(--font-mono);
  font-size: 11px;
}
.log-protein { color: var(--accent); }
.log-cal { color: var(--text-dim); }
.remove-btn {
  color: var(--text-muted);
  padding: 4px;
  display: flex;
}
.remove-btn:hover { color: var(--danger); }
.relog-btn {
  color: var(--accent-dim);
  padding: 4px 6px;
  font-size: 15px;
  line-height: 1;
}
.relog-btn:hover { color: var(--accent); }
.relog-btn:active { color: var(--accent); }

.swipe-hint {
  text-align: center;
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 20px;
  opacity: 0.6;
}

.history-row-btn {
  width: 100%;
  text-align: left;
  padding: 0;
}
.history-row-btn:active { background: var(--bg-raised); }

/* ========== subtabs (foods/combos) ========== */
.sub-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  background: var(--bg-raised);
  padding: 3px;
  border-radius: 6px;
  border: 1px solid var(--border);
}
.sub-tab {
  flex: 1;
  color: var(--text-dim);
  padding: 8px 12px;
  font-size: 12px;
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  transition: all 0.15s;
}
.sub-tab.active {
  background: var(--bg-input);
  color: var(--text);
}
.sub-tab .count {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  margin-left: 2px;
}

/* ========== search ========== */
.search-wrap {
  position: relative;
  margin-bottom: 12px;
}
.search-icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}
.search-input {
  width: 100%;
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 10px 12px 10px 34px;
  font-size: 13px;
  outline: none;
}
.search-input:focus { border-color: var(--border-hover); }

/* ========== add button ========== */
.add-btn {
  width: 100%;
  border: 1px dashed var(--border);
  color: var(--text-dim);
  padding: 10px 14px;
  border-radius: 6px;
  font-size: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 16px;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  text-transform: uppercase;
  transition: all 0.15s;
}
.add-btn:hover { border-color: var(--border-hover); color: var(--text); }

/* ========== food / combo cards ========== */
.food-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.food-card {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 6px;
  display: flex;
  overflow: hidden;
}
.food-main {
  flex: 1;
  text-align: left;
  padding: 12px 14px;
  transition: background 0.15s;
}
.food-main:active { background: var(--bg-input); }
.food-name {
  font-size: 14px;
  margin-bottom: 2px;
}
.food-serving {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 0.5px;
  margin-bottom: 6px;
}
.food-nums {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}
.food-nums b { color: var(--text); font-weight: 500; }
.dot { color: var(--text-muted); }
.combo-items {
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--border);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.combo-item {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
}
.food-actions {
  display: flex;
  flex-direction: column;
  border-left: 1px solid var(--border);
}
.mini-btn {
  flex: 1;
  color: var(--text-muted);
  padding: 8px 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: color 0.15s;
}
.mini-btn:hover { color: var(--text); }

/* ========== empty / hints ========== */
.empty {
  padding: 32px 0;
  text-align: center;
}
.empty-text {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.link-btn {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  text-transform: uppercase;
}
.link-btn-small {
  color: var(--accent-dim);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  padding: 4px 0;
}
.hint {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  padding: 8px 0;
  text-align: center;
}

/* ========== history ========== */
.date-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
  padding: 4px 0;
  user-select: none;
}
.nav-btn {
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px;
  border-radius: 4px;
  display: flex;
}
.nav-btn:hover { border-color: var(--border-hover); }
.date-label {
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}
.date-main {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 1px;
}

/* ========== modal ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 100;
  animation: fade-in 0.15s ease-out;
}
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
.modal {
  background: var(--bg-raised);
  border: 1px solid var(--border);
  border-radius: 8px 8px 0 0;
  width: 100%;
  max-width: 540px;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  animation: slide-up 0.2s ease-out;
  padding-bottom: env(safe-area-inset-bottom);
}
@keyframes slide-up {
  from { transform: translateY(20px); }
  to { transform: translateY(0); }
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
}
.modal-title {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.modal-body {
  padding: 18px;
  overflow-y: auto;
  flex: 1;
}
.modal-actions {
  display: flex;
  gap: 8px;
  margin-top: 20px;
}

/* ========== form fields ========== */
.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 12px;
  flex: 1;
}
.field-row {
  display: flex;
  gap: 10px;
}
.field-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
}
.input {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px 12px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.15s;
}
.input:focus { border-color: var(--accent-dim); }

.btn-ghost {
  flex: 1;
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 12px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}
.btn-ghost:hover { color: var(--text); border-color: var(--border-hover); }
.btn-primary {
  flex: 1;
  background: var(--accent);
  color: #0f1a08;
  padding: 12px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  font-weight: 600;
}
.btn-primary:hover { background: #8fc079; }
.btn-danger-ghost {
  flex: 1;
  border: 1px solid var(--danger);
  color: var(--danger);
  padding: 12px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

/* ========== combo builder ========== */
.combo-builder-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
  margin-top: 4px;
}
.combo-item-row {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
}
.qty-input {
  width: 60px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 6px 8px;
  font-size: 13px;
  font-family: var(--font-mono);
  outline: none;
  text-align: center;
}
.combo-item-name {
  flex: 1;
  font-size: 13px;
}
.add-item-btn {
  border: 1px dashed var(--border);
  color: var(--text-dim);
  padding: 8px 12px;
  border-radius: 4px;
  font-size: 11px;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-top: 10px;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
}
.picker-wrap {
  margin-top: 10px;
  padding: 12px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 4px;
}
.picker-list {
  margin-top: 10px;
  max-height: 200px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
}
.picker-item {
  padding: 10px 4px;
  font-size: 13px;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border);
}
.picker-meta {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
}
.combo-totals {
  margin-top: 14px;
  padding: 10px 12px;
  background: var(--bg-input);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

/* ========== qty modal ========== */
.qty-serving {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-muted);
  letter-spacing: 1px;
  margin-bottom: 16px;
  text-align: center;
}
.qty-control {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  margin-bottom: 8px;
}
.qty-step {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-dim);
  padding: 10px 12px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 12px;
  min-width: 42px;
}
.qty-step:active { background: var(--bg); color: var(--text); }
.qty-big {
  background: var(--bg-input);
  border: 1px solid var(--border);
  padding: 12px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 24px;
  width: 90px;
  text-align: center;
  outline: none;
  cursor: ew-resize;
  touch-action: none;
  user-select: none;
}
.qty-big.dragging { border-color: var(--accent); background: var(--bg); }
.scrub-hint {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-align: center;
  margin-bottom: 16px;
  text-transform: uppercase;
}
.qty-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  padding: 16px;
  background: var(--bg-input);
  border-radius: 4px;
  border: 1px solid var(--border);
}
.qty-preview > div {
  display: flex;
  align-items: baseline;
  gap: 4px;
}
.preview-num {
  font-family: var(--font-mono);
  font-size: 18px;
}
.preview-unit {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* ========== settings ========== */
.settings-section {
  margin-bottom: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border);
}
.settings-section:last-child { border-bottom: none; }
.settings-section-title {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 12px;
}
.settings-btn-row {
  display: flex;
  gap: 8px;
}
.settings-info {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-muted);
  margin-top: 8px;
  line-height: 1.6;
}

/* ========== install banner ========== */
.install-banner {
  position: fixed;
  bottom: 16px;
  left: 16px;
  right: 16px;
  max-width: 508px;
  margin: 0 auto;
  background: var(--bg-raised);
  border: 1px solid var(--accent-dim);
  border-radius: 6px;
  padding: 12px 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 50;
  animation: slide-up 0.3s ease-out;
}
.install-banner-text {
  flex: 1;
  font-size: 12px;
}
.install-banner-text small {
  display: block;
  color: var(--text-muted);
  font-family: var(--font-mono);
  font-size: 10px;
  margin-top: 2px;
}
.install-btn {
  background: var(--accent);
  color: #0f1a08;
  padding: 8px 12px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 600;
}
.install-dismiss {
  color: var(--text-muted);
  padding: 4px;
}

/* ========== toast ========== */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-input);
  border: 1px solid var(--border-hover);
  border-radius: 4px;
  padding: 10px 16px;
  font-size: 12px;
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
  z-index: 200;
  animation: slide-up 0.2s ease-out;
}
.toast.error { border-color: var(--danger); color: var(--danger); }
.toast.success { border-color: var(--accent-dim); color: var(--accent); }