/* ═══════════════════════════════════════════════════════════════
   MACRO CALCULATOR — Professional Stylesheet
   Namespace  : mc-  (macro-calculator)
   Primary    : #10b981  Emerald Green
   Secondary  : #059669
   Background : #0a0f1a  Deep Navy
═══════════════════════════════════════════════════════════════ */

/* ── Variables ─────────────────────────────────────────────── */
:root {
  --mc-primary:        #10b981;
  --mc-primary-dark:   #059669;
  --mc-primary-light:  #6ee7b7;
  --mc-primary-glow:   rgba(16, 185, 129, 0.15);
  --mc-primary-ring:   rgba(16, 185, 129, 0.35);

  --mc-protein:        #10b981;
  --mc-carbs:          #3b82f6;
  --mc-fat:            #f59e0b;

  --mc-bg:             #0a0f1a;
  --mc-bg-card:        #111827;
  --mc-bg-card-2:      #162032;
  --mc-bg-input:       #1a2235;
  --mc-bg-input-focus: #1f2a40;

  --mc-border:         rgba(255,255,255,0.07);
  --mc-border-focus:   rgba(16,185,129,0.45);

  --mc-text-primary:   #f1f5f9;
  --mc-text-secondary: #94a3b8;
  --mc-text-muted:     #475569;

  --mc-success:        #22c55e;
  --mc-warning:        #f59e0b;
  --mc-danger:         #ef4444;

  --mc-radius-sm:      6px;
  --mc-radius:         12px;
  --mc-radius-lg:      18px;

  --mc-shadow:         0 4px 24px rgba(0,0,0,0.4);
  --mc-shadow-lg:      0 8px 48px rgba(0,0,0,0.5);
  --mc-shadow-glow:    0 0 32px rgba(16,185,129,0.12);

  --mc-transition:     0.2s cubic-bezier(0.4,0,0.2,1);
  --mc-transition-lg:  0.35s cubic-bezier(0.4,0,0.2,1);
}

/* ── Reset ──────────────────────────────────────────────────── */
.mc-hero *, .mc-main *, .mc-seo * {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* ══════════════════════════════════════════════════════════════
   HERO
══════════════════════════════════════════════════════════════ */
.mc-hero {
  background: linear-gradient(135deg, #0a0f1a 0%, #111827 60%, #0a0f1a 100%);
  border-bottom: 1px solid var(--mc-border);
  padding: 56px 24px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.mc-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 70% 60% at 50% 0%,
    rgba(16,185,129,0.1) 0%, transparent 70%);
  pointer-events: none;
}

.mc-hero__inner {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
}

.mc-hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: rgba(16,185,129,0.1);
  border: 1px solid rgba(16,185,129,0.25);
  color: var(--mc-primary-light);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.mc-hero__title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 16px;
  background: linear-gradient(135deg, #f1f5f9 0%, var(--mc-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mc-hero__subtitle {
  font-size: 1.05rem;
  color: var(--mc-text-secondary);
  line-height: 1.7;
  max-width: 580px;
  margin: 0 auto 20px;
}

.mc-hero__subtitle strong { color: var(--mc-primary-light); font-weight: 600; }

.mc-hero__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  flex-wrap: wrap;
}

.mc-hero__stat {
  font-size: 11px;
  font-weight: 600;
  color: var(--mc-text-muted);
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 0.04em;
}

.mc-hero__stat-sep { color: var(--mc-text-muted); font-size: 14px; }

/* ══════════════════════════════════════════════════════════════
   LAYOUT
══════════════════════════════════════════════════════════════ */
.mc-main {
  background: var(--mc-bg);
  padding: 40px 0 60px;
  min-height: 70vh;
}

.mc-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

.mc-layout {
  display: grid;
  grid-template-columns: 420px 1fr;
  gap: 28px;
  align-items: start;
}

/* ══════════════════════════════════════════════════════════════
   PANELS
══════════════════════════════════════════════════════════════ */
.mc-panel {
  background: var(--mc-bg-card);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-lg);
  padding: 28px;
  box-shadow: var(--mc-shadow);
}

.mc-panel--results {
  position: sticky;
  top: 20px;
  min-height: 400px;
}

/* ══════════════════════════════════════════════════════════════
   UNIT TOGGLE
══════════════════════════════════════════════════════════════ */
.mc-unit-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius);
  padding: 4px;
  margin-bottom: 24px;
  gap: 4px;
}

.mc-unit-btn {
  background: transparent;
  border: none;
  color: var(--mc-text-secondary);
  font-size: 13px;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: var(--mc-radius-sm);
  cursor: pointer;
  transition: all var(--mc-transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
}

.mc-unit-btn span {
  font-size: 10px;
  font-weight: 500;
  color: var(--mc-text-muted);
}

.mc-unit-btn--active {
  background: var(--mc-primary);
  color: #fff;
  box-shadow: 0 2px 12px var(--mc-primary-ring);
}

.mc-unit-btn--active span { color: rgba(255,255,255,0.75); }

/* ══════════════════════════════════════════════════════════════
   FIELDSETS
══════════════════════════════════════════════════════════════ */
.mc-fieldset {
  border: none;
  padding: 0;
  margin-bottom: 24px;
}

.mc-legend {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 700;
  color: var(--mc-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--mc-border);
  width: 100%;
}

.mc-legend svg {
  width: 14px;
  height: 14px;
  color: var(--mc-primary);
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════════
   FORM FIELDS
══════════════════════════════════════════════════════════════ */
.mc-field {
  margin-bottom: 14px;
}

.mc-field--hidden { display: none !important; }

.mc-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--mc-text-secondary);
  margin-bottom: 6px;
  letter-spacing: 0.02em;
}

.mc-optional-tag {
  font-size: 10px;
  font-weight: 500;
  color: var(--mc-text-muted);
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  padding: 1px 7px;
  border-radius: 100px;
}

.mc-input-wrap {
  display: flex;
  align-items: center;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  overflow: hidden;
  transition: border-color var(--mc-transition), box-shadow var(--mc-transition);
}

.mc-input-wrap:focus-within {
  border-color: var(--mc-border-focus);
  box-shadow: 0 0 0 3px var(--mc-primary-glow);
}

.mc-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--mc-text-primary);
  font-size: 15px;
  font-weight: 500;
  padding: 10px 14px;
  width: 100%;
}

.mc-input::placeholder { color: var(--mc-text-muted); }

/* Remove number input arrows */
.mc-input::-webkit-outer-spin-button,
.mc-input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }
.mc-input[type=number] { -moz-appearance: textfield; }

.mc-unit-tag {
  font-size: 11px;
  font-weight: 700;
  color: var(--mc-text-muted);
  padding: 0 12px;
  border-left: 1px solid var(--mc-border);
  white-space: nowrap;
}

.mc-input-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.mc-hint {
  display: block;
  font-size: 11px;
  color: var(--mc-text-muted);
  margin-top: 4px;
}

.mc-error {
  display: block;
  font-size: 11px;
  color: var(--mc-danger);
  font-weight: 500;
  margin-top: 4px;
  min-height: 16px;
}

/* ══════════════════════════════════════════════════════════════
   SEX TOGGLE
══════════════════════════════════════════════════════════════ */
.mc-sex-toggle {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.mc-sex-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  color: var(--mc-text-secondary);
  font-size: 13px;
  font-weight: 600;
  padding: 10px;
  border-radius: var(--mc-radius-sm);
  cursor: pointer;
  transition: all var(--mc-transition);
}

.mc-sex-btn svg { width: 15px; height: 15px; }

.mc-sex-btn--active {
  background: var(--mc-primary-glow);
  border-color: var(--mc-border-focus);
  color: var(--mc-primary-light);
}

/* ══════════════════════════════════════════════════════════════
   ACTIVITY CARDS
══════════════════════════════════════════════════════════════ */
.mc-activity-grid {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mc-activity-card {
  display: grid;
  grid-template-columns: 28px 1fr auto auto;
  align-items: center;
  gap: 10px;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 10px 14px;
  cursor: pointer;
  transition: all var(--mc-transition);
}

.mc-activity-card:hover {
  border-color: rgba(255,255,255,0.12);
  background: var(--mc-bg-input-focus);
}

.mc-activity-card:has(.mc-radio:checked) {
  border-color: var(--mc-border-focus);
  background: var(--mc-primary-glow);
}

.mc-radio { display: none; }

.mc-activity-icon { font-size: 16px; }

.mc-activity-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--mc-text-primary);
}

.mc-activity-desc {
  font-size: 11px;
  color: var(--mc-text-muted);
  grid-column: 2;
  margin-top: -6px;
}

.mc-activity-mult {
  font-size: 11px;
  font-weight: 700;
  color: var(--mc-primary);
  font-family: 'Courier New', monospace;
  grid-row: 1 / 3;
  grid-column: 4;
}

/* ══════════════════════════════════════════════════════════════
   GOAL CARDS
══════════════════════════════════════════════════════════════ */
.mc-goal-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
}

.mc-goal-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 10px 6px;
  cursor: pointer;
  transition: all var(--mc-transition);
  text-align: center;
}

.mc-goal-card:hover {
  border-color: rgba(255,255,255,0.12);
  background: var(--mc-bg-input-focus);
}

.mc-goal-card:has(.mc-radio:checked) {
  border-color: var(--mc-border-focus);
  background: var(--mc-primary-glow);
}

.mc-goal-icon { font-size: 18px; line-height: 1; }

.mc-goal-name {
  font-size: 11px;
  font-weight: 700;
  color: var(--mc-text-primary);
  line-height: 1.2;
}

.mc-goal-cal {
  font-size: 10px;
  font-weight: 600;
  color: var(--mc-primary);
  font-family: 'Courier New', monospace;
}

/* ══════════════════════════════════════════════════════════════
   DIET CARDS
══════════════════════════════════════════════════════════════ */
.mc-diet-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 6px;
  margin-bottom: 14px;
}

.mc-diet-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 10px 4px;
  cursor: pointer;
  transition: all var(--mc-transition);
  text-align: center;
}

.mc-diet-card:hover {
  border-color: rgba(255,255,255,0.12);
  background: var(--mc-bg-input-focus);
}

.mc-diet-card:has(.mc-radio:checked) {
  border-color: var(--mc-border-focus);
  background: var(--mc-primary-glow);
}

.mc-diet-name {
  font-size: 11px;
  font-weight: 700;
  color: var(--mc-text-primary);
  line-height: 1.2;
}

.mc-diet-split {
  font-size: 9px;
  font-weight: 600;
  color: var(--mc-text-muted);
  font-family: 'Courier New', monospace;
  line-height: 1.3;
}

/* ── Custom Split Panel ─────────────────────────────────────── */
.mc-custom-split {
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mc-custom-row {
  display: grid;
  grid-template-columns: 80px 1fr 40px;
  align-items: center;
  gap: 10px;
}

.mc-slider {
  -webkit-appearance: none;
  appearance: none;
  width: 100%;
  height: 6px;
  border-radius: 100px;
  background: var(--mc-bg-card);
  outline: none;
  cursor: pointer;
}

.mc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--mc-primary);
  border: 2px solid #fff;
  box-shadow: 0 1px 6px rgba(0,0,0,0.4);
  cursor: pointer;
  transition: transform var(--mc-transition);
}

.mc-slider::-webkit-slider-thumb:hover { transform: scale(1.15); }

.mc-slider::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--mc-primary);
  border: 2px solid #fff;
  cursor: pointer;
}

.mc-slider-val {
  font-size: 12px;
  font-weight: 700;
  color: var(--mc-primary);
  font-family: 'Courier New', monospace;
  text-align: right;
}

.mc-custom-total {
  font-size: 12px;
  font-weight: 600;
  color: var(--mc-text-secondary);
  text-align: right;
  padding-top: 6px;
  border-top: 1px solid var(--mc-border);
}

.mc-custom-warning {
  color: var(--mc-danger);
  font-size: 11px;
  font-weight: 600;
  margin-left: 8px;
}

/* ══════════════════════════════════════════════════════════════
   MEALS TOGGLE
══════════════════════════════════════════════════════════════ */
.mc-meals-row {
  display: flex;
  gap: 8px;
}

.mc-meal-btn {
  flex: 1;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  color: var(--mc-text-secondary);
  font-size: 14px;
  font-weight: 700;
  padding: 10px 0;
  border-radius: var(--mc-radius-sm);
  cursor: pointer;
  transition: all var(--mc-transition);
}

.mc-meal-btn:hover {
  border-color: var(--mc-border-focus);
  color: var(--mc-text-primary);
}

.mc-meal-btn--active {
  background: var(--mc-primary);
  border-color: var(--mc-primary);
  color: #fff;
  box-shadow: 0 2px 12px var(--mc-primary-ring);
}

/* ══════════════════════════════════════════════════════════════
   FORMULA OPTIONS
══════════════════════════════════════════════════════════════ */
.mc-formula-row {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.mc-formula-opt {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 10px 14px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
  color: var(--mc-text-secondary);
  transition: all var(--mc-transition);
}

.mc-formula-opt:has(.mc-radio:checked) {
  border-color: var(--mc-border-focus);
  background: var(--mc-primary-glow);
  color: var(--mc-text-primary);
}

.mc-formula-opt input[type="radio"] {
  width: 15px;
  height: 15px;
  accent-color: var(--mc-primary);
  cursor: pointer;
  flex-shrink: 0;
}

.mc-formula-tag {
  margin-left: auto;
  font-size: 10px;
  font-weight: 700;
  background: var(--mc-primary-glow);
  border: 1px solid var(--mc-border-focus);
  color: var(--mc-primary-light);
  padding: 2px 8px;
  border-radius: 100px;
  letter-spacing: 0.04em;
}

.mc-formula-tag--gray {
  background: var(--mc-bg-card);
  border-color: var(--mc-border);
  color: var(--mc-text-muted);
}

/* ══════════════════════════════════════════════════════════════
   CALCULATE BUTTON
══════════════════════════════════════════════════════════════ */
.mc-calc-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  background: linear-gradient(135deg, var(--mc-primary) 0%, var(--mc-primary-dark) 100%);
  border: none;
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  padding: 15px 24px;
  border-radius: var(--mc-radius);
  cursor: pointer;
  transition: all var(--mc-transition);
  letter-spacing: 0.02em;
  box-shadow: 0 4px 20px var(--mc-primary-ring);
  margin-top: 8px;
}

.mc-calc-btn svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

.mc-calc-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(16,185,129,0.45);
}

.mc-calc-btn:active { transform: translateY(0); }

.mc-calc-btn:disabled {
  opacity: 0.6;
  cursor: not-allowed;
  transform: none;
}

/* ══════════════════════════════════════════════════════════════
   EMPTY STATE
══════════════════════════════════════════════════════════════ */
.mc-empty-state {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 360px;
  text-align: center;
  padding: 40px 20px;
}

.mc-empty-icon {
  width: 72px;
  height: 72px;
  background: var(--mc-primary-glow);
  border: 1px solid var(--mc-border-focus);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.mc-empty-icon svg {
  width: 32px;
  height: 32px;
  color: var(--mc-primary);
}

.mc-empty-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--mc-text-primary);
  margin-bottom: 8px;
}

.mc-empty-sub {
  font-size: 0.875rem;
  color: var(--mc-text-muted);
  line-height: 1.6;
}

.mc-empty-sub strong { color: var(--mc-primary-light); }

/* ══════════════════════════════════════════════════════════════
   SUMMARY GRID
══════════════════════════════════════════════════════════════ */
.mc-summary-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.mc-summary-card {
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  transition: border-color var(--mc-transition);
}

.mc-summary-card--primary {
  background: var(--mc-primary-glow);
  border-color: var(--mc-border-focus);
  box-shadow: var(--mc-shadow-glow);
}

.mc-summary-label {
  font-size: 10px;
  font-weight: 700;
  color: var(--mc-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
}

.mc-summary-value {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--mc-text-primary);
  letter-spacing: -0.02em;
  line-height: 1;
}

.mc-summary-card--primary .mc-summary-value {
  color: var(--mc-primary-light);
}

.mc-summary-sub {
  font-size: 10px;
  color: var(--mc-text-muted);
  font-weight: 500;
}

/* ══════════════════════════════════════════════════════════════
   DONUT CHART ROW
══════════════════════════════════════════════════════════════ */
.mc-chart-row {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 24px;
  align-items: center;
  margin-bottom: 24px;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius);
  padding: 20px;
}

.mc-donut-wrap {
  position: relative;
  width: 160px;
  height: 160px;
  margin: 0 auto;
  flex-shrink: 0;
}

.mc-donut-wrap canvas {
  width: 160px !important;
  height: 160px !important;
}

.mc-donut-center {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}

.mc-donut-cal {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--mc-text-primary);
  letter-spacing: -0.03em;
  line-height: 1;
}

.mc-donut-label {
  font-size: 10px;
  font-weight: 600;
  color: var(--mc-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-top: 3px;
}

/* ── Macro Bars ─────────────────────────────────────────────── */
.mc-macro-bars {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mc-macro-bar-item { display: flex; flex-direction: column; gap: 5px; }

.mc-macro-bar-header {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mc-macro-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.mc-macro-dot--protein { background: var(--mc-protein); }
.mc-macro-dot--carbs   { background: var(--mc-carbs); }
.mc-macro-dot--fat     { background: var(--mc-fat); }

.mc-macro-name {
  font-size: 13px;
  font-weight: 600;
  color: var(--mc-text-primary);
  flex: 1;
}

.mc-macro-grams {
  font-size: 14px;
  font-weight: 800;
  color: var(--mc-text-primary);
  font-family: 'Courier New', monospace;
}

.mc-macro-pct {
  font-size: 11px;
  font-weight: 600;
  color: var(--mc-text-muted);
  width: 34px;
  text-align: right;
}

.mc-bar-track {
  height: 8px;
  background: var(--mc-bg-card);
  border-radius: 100px;
  overflow: hidden;
}

.mc-bar-fill {
  height: 100%;
  border-radius: 100px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.mc-bar-fill--protein { background: linear-gradient(90deg, var(--mc-protein), #34d399); }
.mc-bar-fill--carbs   { background: linear-gradient(90deg, var(--mc-carbs),   #60a5fa); }
.mc-bar-fill--fat     { background: linear-gradient(90deg, var(--mc-fat),     #fcd34d); }

.mc-macro-kcal {
  font-size: 10px;
  color: var(--mc-text-muted);
  font-weight: 500;
}

/* ══════════════════════════════════════════════════════════════
   EXTRAS GRID
══════════════════════════════════════════════════════════════ */
.mc-extras-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
  margin-bottom: 24px;
}

.mc-extra-card {
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 14px 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: border-color var(--mc-transition);
}

.mc-extra-card:hover { border-color: rgba(255,255,255,0.12); }

.mc-extra-card svg {
  width: 18px;
  height: 18px;
  color: var(--mc-primary);
  flex-shrink: 0;
}

.mc-extra-label {
  display: block;
  font-size: 10px;
  font-weight: 700;
  color: var(--mc-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 3px;
}

.mc-extra-val {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--mc-text-primary);
}

/* ══════════════════════════════════════════════════════════════
   SECTION TITLES
══════════════════════════════════════════════════════════════ */
.mc-section-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--mc-text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--mc-border);
}

.mc-section-title svg {
  width: 14px;
  height: 14px;
  color: var(--mc-primary);
  flex-shrink: 0;
}

/* ══════════════════════════════════════════════════════════════
   MEAL DISTRIBUTION TABLE
══════════════════════════════════════════════════════════════ */
.mc-meals-section { margin-bottom: 24px; }

.mc-meals-table {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.mc-meal-row {
  display: grid;
  grid-template-columns: 100px repeat(4, 1fr);
  align-items: center;
  gap: 8px;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 10px 14px;
  font-size: 12px;
  transition: border-color var(--mc-transition);
}

.mc-meal-row:hover { border-color: rgba(255,255,255,0.1); }

.mc-meal-row--header {
  background: transparent;
  border-color: transparent;
  font-size: 10px;
  font-weight: 700;
  color: var(--mc-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  padding-bottom: 4px;
}

.mc-meal-row--header:hover { border-color: transparent; }

.mc-meal-name {
  font-weight: 700;
  color: var(--mc-text-primary);
}

.mc-meal-val {
  font-weight: 600;
  color: var(--mc-text-secondary);
  text-align: right;
  font-family: 'Courier New', monospace;
}

.mc-meal-val--protein { color: var(--mc-protein); }
.mc-meal-val--carbs   { color: var(--mc-carbs); }
.mc-meal-val--fat     { color: var(--mc-fat); }

/* ══════════════════════════════════════════════════════════════
   FORMULA COMPARISON
══════════════════════════════════════════════════════════════ */
.mc-compare-section { margin-bottom: 24px; }

.mc-compare-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.mc-compare-card {
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius-sm);
  padding: 14px;
  text-align: center;
  transition: border-color var(--mc-transition);
}

.mc-compare-card--active {
  border-color: var(--mc-border-focus);
  background: var(--mc-primary-glow);
}

.mc-compare-formula {
  display: block;
  font-size: 10px;
  font-weight: 700;
  color: var(--mc-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 6px;
}

.mc-compare-bmr {
  display: block;
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--mc-text-primary);
  letter-spacing: -0.02em;
  margin-bottom: 2px;
}

.mc-compare-card--active .mc-compare-bmr { color: var(--mc-primary-light); }

.mc-compare-sub {
  font-size: 10px;
  color: var(--mc-text-muted);
}

.mc-compare-badge {
  display: inline-block;
  font-size: 9px;
  font-weight: 700;
  background: var(--mc-primary-glow);
  border: 1px solid var(--mc-border-focus);
  color: var(--mc-primary-light);
  padding: 2px 7px;
  border-radius: 100px;
  margin-top: 6px;
  letter-spacing: 0.04em;
}

/* ══════════════════════════════════════════════════════════════
   PROJECTION CHART
══════════════════════════════════════════════════════════════ */
.mc-projection-section { margin-bottom: 24px; }

#projectionChart {
  width: 100% !important;
  border-radius: var(--mc-radius-sm);
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  display: block;
}

/* ══════════════════════════════════════════════════════════════
   ACTION BUTTONS
══════════════════════════════════════════════════════════════ */
.mc-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.mc-action-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  background: var(--mc-bg-input);
  border: 1px solid var(--mc-border);
  color: var(--mc-text-secondary);
  font-size: 12px;
  font-weight: 600;
  padding: 9px 16px;
  border-radius: var(--mc-radius-sm);
  cursor: pointer;
  transition: all var(--mc-transition);
}

.mc-action-btn svg { width: 14px; height: 14px; flex-shrink: 0; }

.mc-action-btn:hover {
  background: var(--mc-bg-input-focus);
  border-color: rgba(255,255,255,0.14);
  color: var(--mc-text-primary);
}

.mc-action-btn--primary {
  background: var(--mc-primary-glow);
  border-color: var(--mc-border-focus);
  color: var(--mc-primary-light);
}

.mc-action-btn--primary:hover {
  background: var(--mc-primary);
  color: #fff;
  box-shadow: 0 4px 16px var(--mc-primary-ring);
}

/* ══════════════════════════════════════════════════════════════
   SEO SECTION
══════════════════════════════════════════════════════════════ */
.mc-seo {
  background: var(--mc-bg-card);
  border-top: 1px solid var(--mc-border);
  padding: 60px 0;
}

.mc-seo-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 48px;
}

.mc-seo-card {
  background: var(--mc-bg);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius);
  padding: 24px;
  transition: border-color var(--mc-transition);
}

.mc-seo-card:hover { border-color: rgba(255,255,255,0.11); }

.mc-seo-card h2 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--mc-text-primary);
  margin-bottom: 10px;
  letter-spacing: -0.01em;
}

.mc-seo-card p {
  font-size: 0.875rem;
  color: var(--mc-text-secondary);
  line-height: 1.75;
}

.mc-seo-card strong { color: var(--mc-primary-light); font-weight: 600; }

.mc-seo-card code {
  background: rgba(16,185,129,0.1);
  color: var(--mc-primary-light);
  font-family: 'Courier New', monospace;
  font-size: 0.82em;
  padding: 1px 6px;
  border-radius: 4px;
}

/* ══════════════════════════════════════════════════════════════
   FAQ ACCORDION
══════════════════════════════════════════════════════════════ */
.mc-faq__title {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--mc-text-primary);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.mc-faq__item {
  background: var(--mc-bg);
  border: 1px solid var(--mc-border);
  border-radius: var(--mc-radius);
  margin-bottom: 10px;
  overflow: hidden;
  transition: border-color var(--mc-transition);
}

.mc-faq__item:hover { border-color: rgba(255,255,255,0.12); }

.mc-faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  background: transparent;
  border: none;
  color: var(--mc-text-primary);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 18px 22px;
  cursor: pointer;
  text-align: left;
  transition: color var(--mc-transition);
}

.mc-faq__q svg {
  width: 16px;
  height: 16px;
  color: var(--mc-text-muted);
  flex-shrink: 0;
  transition: transform var(--mc-transition);
}

.mc-faq__q[aria-expanded="true"] { color: var(--mc-primary-light); }
.mc-faq__q[aria-expanded="true"] svg { transform: rotate(180deg); color: var(--mc-primary); }

.mc-faq__a {
  padding: 0 22px 18px;
  font-size: 0.875rem;
  color: var(--mc-text-secondary);
  line-height: 1.75;
  border-top: 1px solid var(--mc-border);
  padding-top: 14px;
}

/* ══════════════════════════════════════════════════════════════
   TOAST
══════════════════════════════════════════════════════════════ */
.mc-toast {
  position: fixed;
  bottom: 28px;
  right: 28px;
  background: #1e2535;
  border: 1px solid var(--mc-border);
  border-left: 3px solid var(--mc-success);
  color: var(--mc-text-primary);
  font-size: 13px;
  font-weight: 600;
  padding: 12px 18px;
  border-radius: var(--mc-radius-sm);
  box-shadow: var(--mc-shadow-lg);
  z-index: 9999;
  display: flex;
  align-items: center;
  gap: 8px;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
  pointer-events: none;
  max-width: 320px;
}

.mc-toast.show { transform: translateY(0); opacity: 1; }
.mc-toast svg { width: 15px; height: 15px; color: var(--mc-success); flex-shrink: 0; }

/* ══════════════════════════════════════════════════════════════
   PRINT STYLES
══════════════════════════════════════════════════════════════ */
@media print {
  .mc-hero, .mc-panel--input, .mc-actions,
  .mc-seo, .mc-faq, header, footer,
  .btn-back-to-top, .mc-toast { display: none !important; }

  .mc-main { padding: 0; background: #fff; }
  .mc-layout { grid-template-columns: 1fr; }
  .mc-panel--results {
    position: static;
    border: none;
    box-shadow: none;
    background: #fff;
    color: #000;
  }
  .mc-summary-value, .mc-macro-name,
  .mc-extra-val, .mc-meal-name { color: #000 !important; }
  .mc-summary-label, .mc-macro-pct,
  .mc-meal-val, .mc-extra-label { color: #444 !important; }
  #projectionChart { max-height: 200px; }
}

/* ══════════════════════════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .mc-layout { grid-template-columns: 1fr; }
  .mc-panel--results { position: static; }
  .mc-summary-grid { grid-template-columns: repeat(2, 1fr); }
  .mc-extras-grid  { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .mc-goal-grid { grid-template-columns: repeat(3, 1fr); }
  .mc-diet-grid { grid-template-columns: repeat(3, 1fr); }
  .mc-chart-row { grid-template-columns: 1fr; }
  .mc-donut-wrap { margin: 0 auto 16px; }
  .mc-compare-grid { grid-template-columns: 1fr; }
  .mc-seo-grid { grid-template-columns: 1fr; }
  .mc-meal-row { grid-template-columns: 80px repeat(4, 1fr); font-size: 11px; }
}

@media (max-width: 540px) {
  .mc-hero { padding: 36px 16px 28px; }
  .mc-container { padding: 0 12px; }
  .mc-panel { padding: 16px; }
  .mc-goal-grid { grid-template-columns: repeat(3, 1fr); }
  .mc-diet-grid { grid-template-columns: repeat(3, 1fr); }
  .mc-summary-grid { grid-template-columns: repeat(2, 1fr); }
  .mc-extras-grid  { grid-template-columns: repeat(2, 1fr); }
  .mc-actions { flex-direction: column; }
  .mc-action-btn { width: 100%; justify-content: center; }
  .mc-toast { bottom: 16px; right: 16px; left: 16px; max-width: none; }
}

/* ══════════════════════════════════════════════════════════════
   ANIMATIONS
══════════════════════════════════════════════════════════════ */
@keyframes mc-fade-up {
  from { opacity: 0; transform: translateY(12px); }
  to   { opacity: 1; transform: translateY(0); }
}

.mc-results { animation: mc-fade-up 0.4s ease-out both; }

@keyframes mc-count-up {
  from { opacity: 0; transform: scale(0.85); }
  to   { opacity: 1; transform: scale(1); }
}

.mc-summary-value { animation: mc-count-up 0.4s ease-out both; }

/* Focus visible */
.mc-calc-btn:focus-visible,
.mc-action-btn:focus-visible,
.mc-unit-btn:focus-visible,
.mc-sex-btn:focus-visible,
.mc-meal-btn:focus-visible,
.mc-tab:focus-visible,
.mc-faq__q:focus-visible {
  outline: 2px solid var(--mc-primary);
  outline-offset: 2px;
}