/* =========================================================================
   КБЖУ — современный builder в стиле iOS Health
   Все цветовые переменные берутся из app.css (--ink, --accent, и т.д.)
   ========================================================================= */

.kbju-page {
  padding: 0 0 calc(96px + env(safe-area-inset-bottom)) 0;
}

/* ── Hero ─────────────────────────────────────────────────────────── */
.kbju-hero {
  padding: 14px 16px 8px;
}
.kbju-hero h1 {
  font-size: 22px;
  font-weight: 800;
  letter-spacing: -.4px;
  color: var(--ink);
  margin: 0 0 4px;
}
.kbju-hero p {
  font-size: 13px;
  color: var(--ink-2);
  margin: 0;
}

/* ── Summary card (sticky) ────────────────────────────────────────── */
.kbju-summary {
  position: sticky;
  top: calc(var(--app-bar-h, 56px) + 4px);
  z-index: 30;
  margin: 8px 16px 0;
  padding: 16px;
  border-radius: var(--r-xl, 18px);
  background: linear-gradient(135deg, var(--surface) 0%, var(--bg) 100%);
  border: 1px solid var(--border);
  box-shadow: 0 6px 18px rgba(0,0,0,.04);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.kbju-summary-main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 14px;
}
.kbju-calories {
  display: flex;
  align-items: baseline;
  gap: 6px;
  line-height: 1;
}
.kbju-calories-value {
  font-size: 36px;
  font-weight: 800;
  letter-spacing: -1px;
  color: var(--ink);
  font-variant-numeric: tabular-nums;
}
.kbju-calories-label {
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* portion segmented switch */
.kbju-portion-switch {
  display: inline-flex;
  background: var(--border);
  border-radius: 999px;
  padding: 3px;
  gap: 2px;
}
.kbju-portion-btn {
  border: 0;
  background: transparent;
  padding: 6px 12px;
  font-size: 12px;
  font-weight: 700;
  color: var(--ink-2);
  border-radius: 999px;
  cursor: pointer;
  transition: background .2s, color .2s;
  min-width: 48px;
  font-variant-numeric: tabular-nums;
}
.kbju-portion-btn.active {
  background: var(--surface);
  color: var(--ink);
  box-shadow: 0 1px 3px rgba(0,0,0,.08);
}

/* rings row */
.kbju-rings {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}
.kbju-ring {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 4px 0;
}
.kbju-ring-svg {
  width: 72px;
  height: 72px;
  transform: rotate(-90deg);
  display: block;
}
.kbju-ring-track {
  fill: none;
  stroke: var(--border);
  stroke-width: 3.4;
}
.kbju-ring-progress {
  fill: none;
  stroke-width: 3.4;
  stroke-linecap: round;
  stroke-dasharray: 0, 100;
  transition: stroke-dasharray .45s cubic-bezier(.4,.2,.2,1);
}
.kbju-ring--prot .kbju-ring-progress { stroke: #57c785; }
.kbju-ring--fat  .kbju-ring-progress { stroke: #f7a14b; }
.kbju-ring--carb .kbju-ring-progress { stroke: #5aa7e8; }

.kbju-ring-inner {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.kbju-ring-value {
  font-size: 15px;
  font-weight: 800;
  color: var(--ink);
  line-height: 1;
  font-variant-numeric: tabular-nums;
}
.kbju-ring-unit {
  font-size: 9px;
  font-weight: 600;
  color: var(--ink-3);
  margin-top: 1px;
  text-transform: lowercase;
}
.kbju-ring-label {
  margin-top: 4px;
  font-size: 11px;
  font-weight: 700;
  color: var(--ink-2);
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* ── Category chips ──────────────────────────────────────────────── */
.kbju-chips {
  display: flex;
  gap: 6px;
  overflow-x: auto;
  padding: 14px 16px 6px;
  scrollbar-width: none;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x proximity;
}
.kbju-chips::-webkit-scrollbar { display: none; }
.kbju-chip {
  flex-shrink: 0;
  scroll-snap-align: start;
  padding: 8px 14px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  font-size: 13px;
  font-weight: 600;
  color: var(--ink-2);
  cursor: pointer;
  transition: background .15s, color .15s, border-color .15s, transform .1s;
  white-space: nowrap;
}
.kbju-chip:active { transform: scale(.96); }
.kbju-chip.active {
  background: var(--brand-ink);
  color: #fff;
  border-color: var(--ink);
}

/* ── Ingredient grid ──────────────────────────────────────────────── */
.kbju-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  padding: 6px 16px 16px;
}
@media (min-width: 480px) {
  .kbju-grid { grid-template-columns: repeat(3, 1fr); }
}
@media (min-width: 720px) {
  .kbju-grid { grid-template-columns: repeat(4, 1fr); gap: 12px; }
}

.kbju-empty {
  grid-column: 1 / -1;
  padding: 40px 12px;
  text-align: center;
  color: var(--ink-3);
  font-size: 14px;
}

.kbju-card {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 110px;
  padding: 12px;
  border-radius: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: border-color .15s, transform .1s, box-shadow .15s, background .15s;
}
.kbju-card:active { transform: scale(.985); }
.kbju-card.selected {
  border-color: var(--accent);
  background: rgba(251, 73, 94, .06); /* fallback for older browsers */
  background: color-mix(in srgb, var(--accent) 6%, var(--surface));
  box-shadow: 0 0 0 1px var(--accent) inset, 0 6px 14px rgba(0,0,0,.04);
}
.kbju-card-body {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.kbju-card-name {
  font-size: 13px;
  font-weight: 700;
  color: var(--ink);
  line-height: 1.25;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.kbju-card-meta {
  font-size: 11px;
  font-weight: 600;
  color: var(--ink-3);
  font-variant-numeric: tabular-nums;
}

/* + button (when not selected) */
.kbju-card-add {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 0;
  background: var(--brand-ink);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .15s, transform .1s;
}
.kbju-card-add:active { transform: scale(.9); }
.kbju-card-add i { font-size: 14px; line-height: 1; }

/* remove (trash) button on selected card */
.kbju-card-remove {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 0;
  background: var(--surface);
  color: var(--danger, #ef4444);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background .15s, color .15s, transform .1s;
  border: 1px solid var(--border);
}
.kbju-card-remove:hover { background: var(--danger, #ef4444); color: #fff; border-color: var(--danger, #ef4444); }
.kbju-card-remove:active { transform: scale(.9); }
.kbju-card-remove i { font-size: 12px; line-height: 1; }

/* qty controls (when selected) */
.kbju-card-qty {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
  padding: 4px;
  background: var(--bg);
  border-radius: 999px;
  border: 1px solid var(--border);
}
.kbju-qty-btn {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 0;
  background: var(--surface);
  color: var(--ink);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 12px;
  transition: background .15s, color .15s;
}
.kbju-qty-btn:hover { background: var(--accent); color: #fff; }
.kbju-qty-btn:active { transform: scale(.9); }
.kbju-qty-btn i { line-height: 1; }
.kbju-qty-val {
  font-size: 13px;
  font-weight: 800;
  color: var(--ink);
  min-width: 18px;
  text-align: center;
  font-variant-numeric: tabular-nums;
}

/* ── Sticky bottom action bar ─────────────────────────────────────── */
.kbju-actions {
  position: fixed;
  left: 0;
  right: 0;
  bottom: calc(64px + env(safe-area-inset-bottom));
  z-index: 25;
  display: flex;
  gap: 10px;
  padding: 10px 16px;
  background: linear-gradient(to top, var(--bg) 60%, transparent);
  pointer-events: none;
}
@media (min-width: 1024px) {
  .kbju-actions { bottom: 12px; }
}
.kbju-actions > * { pointer-events: auto; }
.kbju-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  height: 44px;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: 0;
  text-decoration: none;
  transition: transform .1s, background .15s, color .15s, box-shadow .15s;
}
.kbju-action-btn:active { transform: scale(.97); }
.kbju-action-btn--primary {
  flex: 1 1 auto;
  background: var(--accent);
  color: #fff;
  padding: 0 18px;
  box-shadow: 0 6px 16px rgba(251, 73, 94, .25);
}
.kbju-action-btn--primary:hover { background: var(--accent-2, var(--accent)); }
.kbju-action-btn--ghost {
  flex: 0 0 44px;
  width: 44px;
  background: var(--surface);
  color: var(--ink-2);
  border: 1px solid var(--border);
}
.kbju-action-btn--ghost:hover { color: var(--accent); border-color: var(--accent); }

/* ── Save modal ───────────────────────────────────────────────────── */
.save-modal {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.save-modal-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.5);
  backdrop-filter: blur(4px);
  -webkit-backdrop-filter: blur(4px);
}
.save-modal-content {
  position: relative;
  background: var(--surface);
  border-radius: 18px;
  padding: 24px;
  width: 100%;
  max-width: 380px;
  box-shadow: 0 20px 50px rgba(0,0,0,.2);
}
.save-modal-content h3 {
  margin: 0 0 18px;
  font-size: 18px;
  font-weight: 800;
  color: var(--ink);
  display: flex;
  align-items: center;
  gap: 8px;
}
.save-modal-content h3 i { color: var(--accent); }
.save-modal-content .form-group { margin-bottom: 18px; }
.save-modal-content label {
  display: block;
  margin-bottom: 8px;
  font-weight: 700;
  font-size: 13px;
  color: var(--ink);
}
.save-modal-content input[type="text"] {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-size: 15px;
  box-sizing: border-box;
  transition: border-color .2s;
  background: var(--bg);
  color: var(--ink);
}
.save-modal-content input[type="text"]:focus {
  outline: none;
  border-color: var(--accent);
}
/* список «карточек-действий» на шаге 1 модалки сохранения */
.save-option-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.save-option {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  width: 100%;
  text-align: left;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  cursor: pointer;
  transition: border-color .15s, background .15s, transform .1s;
}
.save-option:hover {
  border-color: var(--accent);
  background: var(--surface);
}
.save-option:active { transform: scale(.98); }
.save-option-icon {
  font-size: 20px;
  color: var(--accent);
  flex-shrink: 0;
}
.save-option-text {
  flex: 1 1 auto;
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.save-option-text strong {
  font-size: 14px;
  font-weight: 700;
  color: var(--ink);
}
.save-option-text small {
  font-size: 12px;
  color: var(--ink-3);
  line-height: 1.3;
}
.save-option-arrow {
  font-size: 16px;
  color: var(--ink-3);
  flex-shrink: 0;
}

.save-modal-actions {
  display: flex;
  gap: 10px;
  justify-content: flex-end;
}
.save-modal-actions .btn {
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 14px;
  cursor: pointer;
  border: 0;
  transition: background .15s, transform .1s;
}
.save-modal-actions .btn:active { transform: scale(.97); }
.save-modal-actions .btn-outline {
  background: transparent;
  border: 1.5px solid var(--border);
  color: var(--ink-2);
}
.save-modal-actions .btn-primary {
  background: var(--accent);
  color: #fff;
}

/* ── Restore notification ─────────────────────────────────────────── */
.restore-notification {
  position: fixed;
  bottom: calc(140px + env(safe-area-inset-bottom));
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  z-index: 100;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 16px;
  background: var(--brand-ink);
  color: #fff;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 10px 30px rgba(0,0,0,.2);
  opacity: 0;
  transition: opacity .2s, transform .2s;
}
.restore-notification.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}
.restore-notification .btn-clear-restore {
  background: transparent;
  border: 0;
  color: #fff;
  opacity: .7;
  cursor: pointer;
  padding: 0 0 0 4px;
}
.restore-notification .btn-clear-restore:hover { opacity: 1; }