/* Shared premium layout for standard calculator pages */
.premium-standard {
  background-color: var(--bg-primary);
}

.premium-standard .page-header {
  margin-bottom: 20px;
  justify-content: flex-start;
}

.premium-standard .page-header .header-title {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 0.6px;
  text-transform: uppercase;
}

.premium-standard .page-header .icon-btn {
  margin-left: auto;
}

.premium-standard .page-header-copy {
  margin-left: 16px;
  min-width: 0;
}

.premium-standard .page-header-copy h1 {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: 1px;
  margin: 0;
  text-transform: uppercase;
  color: var(--text-primary);
  line-height: 1.1;
}

.premium-standard .page-header-copy div {
  font-size: 11px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-top: 2px;
  line-height: 1.2;
}

.premium-standard .premium-body-layout {
  display: grid;
  gap: 30px;
  padding: 20px;
  max-width: 1400px;
  margin: 0 auto;
  align-items: start;
}

@media (min-width: 1180px) {
  .premium-standard .premium-body-layout {
    grid-template-columns: 460px 1fr;
  }
}

.premium-standard .premium-left-column,
.premium-standard .premium-right-column {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.premium-standard .premium-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.1);
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}

.premium-standard .premium-card:hover {
  border-color: rgba(93, 184, 228, 0.2);
}

.premium-standard .premium-input-card {
  padding: 28px;
}

.premium-standard .premium-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
  padding-bottom: 16px;
  margin-bottom: 20px;
}

.premium-standard .premium-card-title {
  font-size: 16px;
  color: var(--text-primary);
  font-weight: 800;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.premium-standard .premium-card-icon {
  color: var(--accent);
  opacity: 0.6;
}

.premium-standard .premium-note-card {
  padding: 24px;
  display: flex;
  gap: 20px;
  align-items: center;
  border-left: 4px solid var(--accent);
  background: linear-gradient(145deg, var(--bg-secondary), var(--bg-primary));
}

.premium-standard .premium-note-icon {
  color: var(--accent);
  background: var(--accent-subtle);
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 18px;
}

.premium-standard .premium-note-title {
  color: var(--text-primary);
  font-size: 14px;
  margin: 0 0 4px 0;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.premium-standard .premium-note-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
  margin: 0;
  font-style: italic;
}

.premium-standard .premium-empty-card {
  padding: 40px;
  text-align: center;
  opacity: 0.5;
}

.premium-standard .premium-empty-card i {
  font-size: 40px;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.premium-standard .premium-empty-card h3 {
  font-size: 16px;
  color: var(--text-primary);
}

.premium-standard .premium-result-frame {
  padding: 24px;
}

.premium-standard #result-box {
  background: transparent;
  border: none;
  box-shadow: none;
  border-radius: 0;
  margin-top: 0;
  padding: 0;
}

.premium-standard #result-box.show {
  display: block;
}

.premium-standard .premium-input-card > p,
.premium-standard .premium-input-card > .desc {
  color: var(--text-secondary);
  font-size: 14px;
  margin-bottom: 24px;
  line-height: 1.6;
}

.premium-standard .input-group {
  margin-bottom: 16px;
}

.premium-standard .input-label {
  font-size: 11px;
  margin-bottom: 10px;
  font-weight: 700;
  letter-spacing: 0.8px;
}

.premium-standard .input-field,
.premium-standard .select-field,
.premium-standard select.input-field {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 14px 18px;
  font-size: 15px;
  color: var(--text-primary);
  width: 100%;
  transition: all 0.2s;
}

.premium-standard .input-field:focus,
.premium-standard .select-field:focus,
.premium-standard select.input-field:focus {
  border-color: var(--accent);
  background: var(--bg-secondary);
  box-shadow: 0 0 0 3px var(--accent-subtle);
}

.premium-standard .btn.btn-primary {
  background: var(--accent);
  color: #000;
  border-radius: 12px;
  padding: 18px;
  font-weight: 800;
  font-size: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
  border: none;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 4px 15px var(--accent-subtle);
}

.premium-standard .btn.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--accent-subtle);
  filter: brightness(1.1);
}

.premium-standard .btn.btn-secondary,
.premium-standard #save-btn.input-field {
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 12px;
}

.premium-standard .premium-input-card .btn.btn-primary {
  margin-top: 8px;
}

.premium-standard .mobile-only {
  display: none;
}

.premium-standard .desktop-hide {
  display: flex;
}

.premium-standard #wrapper {
  width: 100%;
  min-width: 0;
}

.calculator-page,
.calculator-page *,
.calculator-page *::before,
.calculator-page *::after {
  box-sizing: border-box;
}

.calculator-page {
  width: auto;
  max-width: calc(100vw - var(--sidebar-width));
  padding: 0;
  overflow-x: hidden;
  background: var(--bg-primary);
  min-height: 100vh;
}

.calculator-shell {
  width: 100%;
  max-width: 1440px;
  min-width: 0;
  margin: 0 auto;
  padding: 0 20px 110px;
}

.calculator-layout {
  display: grid;
  gap: 24px;
}

.calculator-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(340px, 0.8fr);
  gap: 24px;
  align-items: start;
}

.calculator-primary-column,
.calculator-secondary-column {
  display: grid;
  gap: 24px;
  min-width: 0;
}

.calculator-hero {
  padding: 0 20px;
  margin: 0 0 26px;
}

.calculator-hero-title,
.calculator-hero h2 {
  margin: 0;
  font-size: clamp(34px, 4.8vw, 60px);
  line-height: 1.02;
  letter-spacing: -0.06em;
  color: var(--text-strong);
}

.calculator-hero-description,
.calculator-hero p {
  margin: 12px 0 0;
  max-width: 860px;
  color: var(--text-muted-strong);
  font-size: 21px;
  line-height: 1.55;
}

/* Legacy nutrition calculator compatibility layer */
.premium-standard .fat-page,
.premium-standard .protein-page,
.premium-standard .carb-page,
.premium-standard .macro-page,
.premium-standard .creatine-page,
.premium-standard .hydration-page {
  width: auto;
  max-width: calc(100vw - var(--sidebar-width));
  min-height: 100vh;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
}

.premium-standard .fat-shell,
.premium-standard .protein-shell,
.premium-standard .carb-shell,
.premium-standard .macro-shell,
.premium-standard .creatine-shell,
.premium-standard .hydration-shell {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 20px 110px;
}

.premium-standard .fat-hero,
.premium-standard .protein-hero,
.premium-standard .carb-hero,
.premium-standard .macro-hero,
.premium-standard .creatine-hero,
.premium-standard .hydration-hero {
  padding: 0 20px;
  margin: 0 0 26px;
}

.premium-standard .fat-hero h2,
.premium-standard .protein-hero h2,
.premium-standard .carb-hero h2,
.premium-standard .macro-hero h2,
.premium-standard .creatine-hero h2,
.premium-standard .hydration-hero h2 {
  margin: 0;
  font-size: clamp(34px, 4.8vw, 60px);
  line-height: 1.02;
  letter-spacing: -0.06em;
  color: var(--text-strong);
}

.premium-standard .fat-hero p,
.premium-standard .protein-hero p,
.premium-standard .carb-hero p,
.premium-standard .macro-hero p,
.premium-standard .creatine-hero p,
.premium-standard .hydration-hero p {
  margin: 12px 0 0;
  max-width: 860px;
  color: var(--text-muted-strong);
  font-size: 21px;
  line-height: 1.55;
}

.premium-standard .hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 18px;
}

.premium-standard .hero-chip,
.premium-standard .hero-kicker,
.premium-standard .hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--bg-secondary) 82%, transparent);
  border: 1px solid color-mix(in srgb, var(--accent) 18%, transparent);
  color: var(--text-primary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  box-shadow: none;
}

.premium-standard .hero-chip i,
.premium-standard .hero-kicker i,
.premium-standard .hero-badge i {
  color: var(--accent);
}

.premium-standard .fat-layout,
.premium-standard .protein-layout,
.premium-standard .carb-layout,
.premium-standard .macro-layout,
.premium-standard .creatine-main-grid,
.premium-standard .hydration-main-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  gap: 24px;
  align-items: start;
}

.premium-standard .fat-main,
.premium-standard .fat-side,
.premium-standard .protein-main,
.premium-standard .protein-side,
.premium-standard .carb-main,
.premium-standard .carb-side,
.premium-standard .macro-main,
.premium-standard .macro-side,
.premium-standard .creatine-left-stack,
.premium-standard .creatine-side-stack,
.premium-standard .left-stack,
.premium-standard .center-stack,
.premium-standard .right-stack {
  display: grid;
  gap: 24px;
  min-width: 0;
}

.premium-standard .fat-card,
.premium-standard .protein-card,
.premium-standard .carb-card,
.premium-standard .macro-card,
.premium-standard .creatine-card,
.premium-standard .hydration-card {
  background: var(--bg-secondary);
  border: 1px solid var(--border);
  border-radius: 24px;
  box-shadow: var(--shadow-md);
}

.premium-standard .input-card,
.premium-standard .result-card,
.premium-standard .sources-card,
.premium-standard .distribution-card,
.premium-standard .insight-card,
.premium-standard .target-card,
.premium-standard .protocol-card,
.premium-standard .weekly-card,
.premium-standard .timeline-card,
.premium-standard .quick-card,
.premium-standard .glass-card,
.premium-standard .control-card {
  padding: 28px;
}

.premium-standard .section-title,
.premium-standard .card-title {
  display: flex;
  align-items: center;
  gap: 12px;
  margin: 0 0 22px;
  font-size: 16px;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.premium-standard .section-title i,
.premium-standard .card-title i {
  color: var(--accent);
}

.premium-standard .field-stack,
.premium-standard .field-row {
  display: grid;
  gap: 10px;
  align-content: flex-start;
}

.premium-standard .field-stack {
  gap: 18px;
}

.premium-standard .field-label,
.premium-standard .panel-eyebrow {
  display: block;
  font-size: 12px;
  font-weight: 800;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.premium-standard .field-note,
.premium-standard .field-help,
.premium-standard .tip-copy,
.premium-standard .method-copy p {
  color: var(--text-muted-strong);
  font-size: 14px;
  line-height: 1.6;
  font-style: normal;
}

.premium-standard .toggle-row,
.premium-standard .unit-toggle {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  padding: 6px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 18px;
}

.premium-standard .toggle-row-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 8px;
  padding: 6px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 18px;
}

@media (max-width: 600px) {
  .premium-standard .toggle-row-3 {
    grid-template-columns: minmax(0, 1fr);
  }
}

.premium-standard .toggle-chip,
.premium-standard .unit-btn {
  min-width: 0;
  min-height: 56px;
  border: none;
  border-radius: 14px;
  background: transparent;
  color: var(--text-secondary);
  font-size: 16px;
  font-weight: 900;
  cursor: pointer;
  transition: all 0.24s ease;
}

.premium-standard .toggle-chip.active,
.premium-standard .unit-btn.active,
.premium-standard #btn-metric.active,
.premium-standard #btn-imperial.active,
.premium-standard #btn-male.active,
.premium-standard #btn-female.active {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 68%, #ffffff));
  color: #07131d;
  box-shadow: 0 16px 30px color-mix(in srgb, var(--accent) 24%, transparent);
}

.premium-standard #btn-female.active {
  color: #07131d;
}

.premium-standard .input-grid-2,
.premium-standard .input-grid-3,
.premium-standard .height-split-grid,
.premium-standard .climate-grid,
.premium-standard .quick-actions,
.premium-standard .glass-metrics {
  display: grid;
  gap: 16px;
}

.premium-standard .input-grid-2,
.premium-standard .height-split-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.premium-standard .input-grid-3,
.premium-standard .climate-grid,
.premium-standard .quick-actions {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.premium-standard .input-shell,
.premium-standard .select-shell {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 68px;
  padding: 0 18px;
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: visible;
}

.premium-standard .input-shell input,
.premium-standard .select-shell select,
.premium-standard .custom-select-trigger {
  flex: 1 1 auto;
  min-width: 0;
  border: none;
  outline: none;
  color: var(--text-primary);
  font-size: 18px;
  font-weight: 800;
}

.premium-standard .select-shell select option {
  background: var(--bg-card);
  color: var(--text-primary);
}

.premium-standard .input-shell input {
  background: transparent;
  font-size: 30px;
  letter-spacing: -0.04em;
}

.premium-standard .input-shell input::placeholder {
  color: var(--text-muted);
}

.premium-standard .input-unit {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  flex: 0 0 auto;
  min-width: 22px;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  pointer-events: none;
}

.premium-standard .custom-select {
  position: relative;
  width: 100%;
}

.premium-standard .custom-select-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  width: 100%;
  min-height: 68px;
  padding: 0 18px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: 18px;
  cursor: pointer;
  user-select: none;
  transition: border-color 0.2s ease;
}

.premium-standard .custom-select-trigger span {
  flex: 1 1 auto;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.premium-standard .custom-select-trigger i {
  color: var(--text-muted);
  font-size: 14px;
  flex-shrink: 0;
  transition: transform 0.2s ease;
  pointer-events: none;
}

.premium-standard .custom-select.open .custom-select-trigger i {
  transform: rotate(180deg);
}

.premium-standard .custom-select-options {
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  z-index: 999;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 18px;
  overflow: hidden;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.45);
  max-height: 0;
  opacity: 0;
  pointer-events: none;
  transition: max-height 0.25s ease, opacity 0.2s ease;
}

.premium-standard .custom-select.open .custom-select-options {
  max-height: 320px;
  opacity: 1;
  pointer-events: auto;
  overflow-y: auto;
}

.premium-standard .custom-select-option {
  padding: 14px 18px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-secondary);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}

.premium-standard .custom-select-option:hover,
.premium-standard .custom-select-option.selected {
  background: var(--accent-subtle);
  color: var(--accent);
}

.premium-standard .separator {
  height: 1px;
  margin: 4px 0 6px;
  background: var(--border-soft);
}

.premium-standard .goal-option,
.premium-standard .climate-option,
.premium-standard .quick-log-btn,
.premium-standard .insight-row,
.premium-standard .metric-tile,
.premium-standard .meal-card,
.premium-standard .source-item,
.premium-standard .distribution-item {
  border-radius: 18px;
  border: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg-input) 88%, transparent);
}

.premium-standard .primary-action,
.premium-standard .secondary-action,
.premium-standard .btn-primary,
.premium-standard .btn-secondary {
  min-height: 58px;
  padding: 0 22px;
  border-radius: 18px;
  font-size: 16px;
  font-weight: 900;
}

.premium-standard .primary-action,
.premium-standard .btn-primary {
  background: linear-gradient(135deg, var(--accent), color-mix(in srgb, var(--accent) 68%, #ffffff));
  color: #07131d;
  box-shadow: 0 18px 36px color-mix(in srgb, var(--accent) 22%, transparent);
}

.premium-standard .secondary-action,
.premium-standard .btn-secondary {
  background: var(--bg-input);
  border: 1px solid var(--border);
  color: var(--text-primary);
}

.premium-standard .primary-action:hover,
.premium-standard .secondary-action:hover,
.premium-standard .btn-primary:hover,
.premium-standard .btn-secondary:hover {
  transform: translateY(-1px);
}

.premium-standard .target-eyebrow,
.premium-standard .result-eyebrow,
.premium-standard .weekly-head small,
.premium-standard .target-copy small {
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.premium-standard .target-value-row strong,
.premium-standard #res-calories,
.premium-standard #res-fat,
.premium-standard #res-protein,
.premium-standard #res-carb,
.premium-standard .target-value-row > div:first-child {
  color: var(--text-strong);
}

@media (max-width: 1179px) {
  .calculator-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .premium-standard .fat-layout,
  .premium-standard .protein-layout,
  .premium-standard .carb-layout,
  .premium-standard .macro-layout,
  .premium-standard .creatine-main-grid,
  .premium-standard .hydration-main-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

@media (max-width: 1179px) {
  .calculator-page {
    width: 100%;
    max-width: 100%;
    margin-left: 0;
  }

  .premium-standard .input-shell,
  .premium-standard .select-shell {
    gap: 0;
    padding: 0 10px;
  }

  .calculator-shell {
    padding: 0 16px 96px;
  }

  .calculator-hero {
    padding: 0;
    margin-bottom: 20px;
  }

  .calculator-hero-title,
  .calculator-hero h2 {
    font-size: 36px;
  }

  .calculator-hero-description,
  .calculator-hero p {
    font-size: 17px;
  }

  .calculator-grid {
    display: flex;
    flex-direction: column;
  }

  .calculator-primary-column,
  .calculator-secondary-column {
    display: contents;
  }

  .order-mobile-1 {
    order: 1;
  }

  .order-mobile-2 {
    order: 2;
  }

  .order-mobile-3 {
    order: 3;
  }

  .order-mobile-4 {
    order: 4;
  }

  .order-mobile-5 {
    order: 5;
  }
}

@media (max-width: 420px) {
  .calculator-shell {
    padding: 0 12px 92px;
  }

  .calculator-hero-title,
  .calculator-hero h2 {
    font-size: 31px;
  }

  .calculator-hero-description,
  .calculator-hero p {
    font-size: 16px;
  }
}

@media (min-width: 1180px) {
  .premium-standard .desktop-hide {
    display: none !important;
  }
}