/* CONTROL PESO NATURAL — DESIGN SYSTEM & STYLESHEET
   Aesthetic: Digital Nutrition Calculator + Editorial Data Platform
   Colors:
     --bg-main: #F7F8F5
     --surface: #FFFFFF
     --text-primary: #151817
     --text-secondary: #3D4A43
     --accent-green: #4D7C68
     --accent-lime: #A8C96F
     --soft-green: #D9E7D7
     --accent-warm: #E9B56B
     --line-divider: #E9ECE7
*/

:root {
  --bg-main: #F7F8F5;
  --surface: #FFFFFF;
  --surface-alt: #F1F4EE;
  --text-primary: #151817;
  --text-secondary: #3D4A43;
  --text-muted: #6C7A72;
  --accent-green: #4D7C68;
  --accent-green-dark: #375b4c;
  --accent-lime: #A8C96F;
  --soft-green: #D9E7D7;
  --soft-green-light: #EEF4ED;
  --accent-warm: #E9B56B;
  --accent-warm-light: #FBF3E6;
  --line-divider: #E9ECE7;
  --line-grid: rgba(21, 24, 23, 0.07);
  --border-subtle: #DEE3DC;
  
  --font-sans: 'DM Sans', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-display: 'Space Grotesk', 'DM Sans', sans-serif;
  --font-mono: 'Space Mono', SFMono-Regular, Menlo, Monaco, Consolas, monospace;

  --radius-xs: 4px;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  
  --shadow-subtle: 0 1px 3px rgba(21, 24, 23, 0.04), 0 4px 12px rgba(21, 24, 23, 0.03);
  --shadow-medium: 0 4px 20px rgba(21, 24, 23, 0.07);
  
  --transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --max-w-content: 1280px;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  background-color: var(--bg-main);
  color: var(--text-primary);
  font-family: var(--font-sans);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
  background-color: var(--bg-main);
  background-image: 
    linear-gradient(to right, var(--line-grid) 1px, transparent 1px),
    linear-gradient(to bottom, var(--line-grid) 1px, transparent 1px);
  background-size: 48px 48px;
  background-position: center top;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

/* ===============================
   GRID & CONTAINER UTILITIES
   =============================== */
.container {
  width: 100%;
  max-width: var(--max-w-content);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.container-narrow {
  max-width: 860px;
}

.container-wide {
  max-width: 1380px;
}

/* Coordinate indicator tag */
.data-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 4px 10px;
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
}

.data-badge.lime {
  background-color: var(--soft-green-light);
  border-color: var(--accent-lime);
  color: var(--accent-green-dark);
}

.data-badge.warm {
  background-color: var(--accent-warm-light);
  border-color: var(--accent-warm);
  color: #8C5917;
}

/* ===============================
   SITE HEADER
   =============================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(247, 248, 245, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line-divider);
  transition: var(--transition);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  letter-spacing: -0.01em;
  color: var(--text-primary);
}

.brand-icon-wrap {
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  box-shadow: 0 1px 2px rgba(0,0,0,0.04);
}

.brand-title {
  display: flex;
  flex-direction: column;
}

.brand-name {
  line-height: 1.1;
  font-weight: 700;
}

.brand-tagline {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  color: var(--text-muted);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.desktop-nav {
  display: none;
  align-items: center;
  gap: 28px;
}

@media (min-width: 992px) {
  .desktop-nav {
    display: flex;
  }
}

.desktop-nav a {
  font-family: var(--font-display);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-secondary);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  position: relative;
  padding: 8px 0;
}

.desktop-nav a:hover,
.desktop-nav a.active {
  color: var(--accent-green-dark);
}

.desktop-nav a.active::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--accent-green);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.btn-calc-header {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--text-primary);
  color: #FFFFFF;
  padding: 10px 18px;
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: var(--transition);
  border: 1px solid var(--text-primary);
}

.btn-calc-header:hover {
  background-color: var(--accent-green);
  border-color: var(--accent-green);
  color: #FFFFFF;
}

.btn-menu-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border: 1px solid var(--border-subtle);
  background: var(--surface);
  border-radius: var(--radius-xs);
  color: var(--text-primary);
}

@media (min-width: 992px) {
  .btn-menu-toggle {
    display: none;
  }
}

/* ===============================
   MOBILE FULLSCREEN MENU
   =============================== */
.mobile-overlay {
  position: fixed;
  inset: 0;
  background-color: rgba(21, 24, 23, 0.98);
  z-index: 2000;
  display: flex;
  flex-direction: column;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.mobile-overlay-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 16px;
}

.mobile-brand {
  color: #FFFFFF;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
}

.btn-close-menu {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #FFFFFF;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-xs);
}

.mobile-nav-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  overflow-y: auto;
  flex: 1;
}

.mobile-nav-links a {
  color: rgba(255, 255, 255, 0.85);
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mobile-nav-links a:hover,
.mobile-nav-links a.active {
  color: var(--accent-lime);
}

.mobile-nav-footer {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===============================
   HERO: "NUMBERS THAT GUIDE YOUR DAY"
   =============================== */
.hero-editorial {
  padding: 64px 0 72px;
  border-bottom: 1px solid var(--line-divider);
  position: relative;
  overflow: hidden;
}

.hero-meta-strip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 36px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--line-divider);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 992px) {
  .hero-grid {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 60px;
  }
}

.hero-subhead {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 16px;
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5.5vw, 4.25rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  margin-bottom: 24px;
}

.hero-lead {
  font-size: 1.25rem;
  line-height: 1.5;
  color: var(--text-secondary);
  max-width: 600px;
  margin-bottom: 36px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
}

.btn-primary-hero {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background-color: var(--text-primary);
  color: #FFFFFF;
  padding: 16px 28px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--radius-xs);
  transition: var(--transition);
  box-shadow: 0 4px 16px rgba(21, 24, 23, 0.15);
}

.btn-primary-hero:hover {
  background-color: var(--accent-green);
  transform: translateY(-2px);
}

.btn-secondary-hero {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--surface);
  color: var(--text-primary);
  padding: 16px 24px;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  transition: var(--transition);
}

.btn-secondary-hero:hover {
  border-color: var(--text-primary);
  background-color: #FAFAFA;
}

/* Hero Data Display Composition (Zero raster graphic) */
.hero-display-board {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px;
  position: relative;
  box-shadow: var(--shadow-medium);
}

.board-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--line-divider);
  padding-bottom: 16px;
  margin-bottom: 24px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-muted);
}

.hero-big-number-wrap {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
}

.hero-big-number {
  font-family: var(--font-display);
  font-size: clamp(3.5rem, 8vw, 6.5rem);
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.04em;
  color: var(--text-primary);
}

.hero-unit {
  font-family: var(--font-mono);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-green);
  text-transform: lowercase;
}

.hero-chart-svg {
  width: 100%;
  height: 110px;
  margin: 20px 0;
}

.board-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  border-top: 1px solid var(--line-divider);
  padding-top: 20px;
  margin-top: 12px;
}

.metric-col {
  display: flex;
  flex-direction: column;
}

.metric-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.metric-val {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* ===============================
   PREMIUM CALCULATOR COMPONENT
   =============================== */
.calculator-section {
  padding: 80px 0;
  border-bottom: 1px solid var(--line-divider);
}

.section-tag-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 16px;
}

.calc-container-box {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-medium);
  overflow: hidden;
}

.calc-topbar {
  background-color: var(--surface-alt);
  border-bottom: 1px solid var(--line-divider);
  padding: 16px 28px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.calc-steps-nav {
  display: flex;
  gap: 8px;
}

.calc-step-pill {
  padding: 6px 14px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: var(--radius-xs);
  border: 1px solid var(--border-subtle);
  background: var(--surface);
  color: var(--text-secondary);
  transition: var(--transition);
}

.calc-step-pill.active {
  background: var(--text-primary);
  border-color: var(--text-primary);
  color: #FFFFFF;
}

.calc-body-grid {
  display: grid;
  grid-template-columns: 1fr;
}

@media (min-width: 992px) {
  .calc-body-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.calc-form-pane {
  padding: 36px 32px;
  border-bottom: 1px solid var(--line-divider);
}

@media (min-width: 992px) {
  .calc-form-pane {
    border-bottom: none;
    border-right: 1px solid var(--line-divider);
    padding: 44px 40px;
  }
}

.calc-step-group {
  margin-bottom: 36px;
}

.step-label {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 16px;
}

.step-label span.num {
  background-color: var(--soft-green);
  color: var(--accent-green-dark);
  padding: 2px 8px;
  border-radius: var(--radius-xs);
}

/* Gender Selector Buttons */
.gender-toggle-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 24px;
}

.gender-btn {
  padding: 14px 20px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  background-color: var(--surface);
  text-align: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
}

.gender-btn:hover {
  border-color: var(--accent-green);
}

.gender-btn.active {
  background-color: var(--text-primary);
  border-color: var(--text-primary);
  color: #FFFFFF;
}

/* Sliders + Dual Input Controls */
.input-control-row {
  margin-bottom: 24px;
}

.control-header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  margin-bottom: 10px;
}

.control-title {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}

.control-value-display {
  display: flex;
  align-items: center;
  gap: 6px;
}

.number-input-field {
  width: 76px;
  padding: 6px 8px;
  text-align: right;
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text-primary);
  background-color: var(--surface-alt);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  transition: var(--transition);
}

.number-input-field:focus {
  outline: none;
  border-color: var(--accent-green);
  background-color: #FFFFFF;
}

.unit-label {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Custom modern range slider */
.custom-range-slider {
  width: 100%;
  -webkit-appearance: none;
  appearance: none;
  height: 6px;
  border-radius: 3px;
  background: var(--line-divider);
  outline: none;
  margin: 12px 0 4px;
}

.custom-range-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-green);
  border: 3px solid #FFFFFF;
  box-shadow: 0 1px 4px rgba(0,0,0,0.25);
  cursor: pointer;
  transition: var(--transition);
}

.custom-range-slider::-webkit-slider-thumb:hover {
  transform: scale(1.15);
  background: var(--text-primary);
}

.slider-limits {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-muted);
}

/* Activity Selector Cards */
.activity-options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.activity-option-card {
  padding: 14px 16px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  background: var(--surface);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
}

.activity-option-card:hover {
  border-color: var(--accent-green);
  background-color: var(--surface-alt);
}

.activity-option-card.active {
  border-color: var(--accent-green);
  background-color: var(--soft-green-light);
}

.act-info-col {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.act-name {
  font-family: var(--font-display);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
}

.act-desc {
  font-size: 0.8125rem;
  color: var(--text-muted);
}

.act-factor {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 8px;
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  color: var(--text-secondary);
}

/* Objective Selector */
.goal-selector-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.goal-card-btn {
  padding: 14px 10px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  background: var(--surface);
  cursor: pointer;
  text-align: center;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
}

.goal-card-btn:hover {
  border-color: var(--accent-green);
}

.goal-card-btn.active {
  border-color: var(--accent-green);
  background-color: var(--soft-green-light);
}

.goal-title {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  color: var(--text-primary);
}

.goal-note {
  font-size: 0.75rem;
  color: var(--text-muted);
}

/* ===============================
   CALCULATOR RESULT PANE
   =============================== */
.calc-result-pane {
  background-color: var(--surface);
  padding: 36px 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

@media (min-width: 992px) {
  .calc-result-pane {
    padding: 44px 40px;
    background-color: #FAFCF9;
  }
}

.result-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line-divider);
}

.primary-result-box {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: var(--shadow-subtle);
}

.res-subtitle {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 6px;
}

.res-big-number {
  font-family: var(--font-display);
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  display: flex;
  align-items: baseline;
  gap: 10px;
}

.res-big-number span.unit {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-green);
}

.res-range-line {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 8px;
}

/* Sub-metrics breakdown (BMR, TDEE, etc.) */
.results-breakdown-table {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 24px;
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 14px;
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
}

.breakdown-name {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.breakdown-val {
  font-family: var(--font-mono);
  font-size: 0.9375rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* Visual Horizontal Scale with Markers (Section 11) */
.scale-visualizer-wrap {
  margin-bottom: 28px;
  padding: 16px;
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.scale-visualizer-title {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 12px;
  display: flex;
  justify-content: space-between;
}

.scale-track {
  width: 100%;
  height: 28px;
  background-color: var(--surface-alt);
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  display: flex;
}

.scale-segment-bmr {
  height: 100%;
  background-color: var(--accent-green);
  transition: width 0.4s ease;
}

.scale-segment-act {
  height: 100%;
  background-color: var(--accent-lime);
  transition: width 0.4s ease;
}

.scale-legend {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--text-secondary);
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 8px;
  height: 8px;
  border-radius: 2px;
}

.legend-dot.bmr { background-color: var(--accent-green); }
.legend-dot.act { background-color: var(--accent-lime); }
.legend-dot.total { background-color: var(--text-primary); }

/* Donut Chart and Macros */
.macros-result-section {
  padding-top: 16px;
  border-top: 1px solid var(--line-divider);
}

.macros-flex-wrap {
  display: flex;
  align-items: center;
  gap: 20px;
}

.macro-chart-box {
  width: 110px;
  height: 110px;
  flex-shrink: 0;
}

.macro-list-data {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.macro-data-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.macro-indicator {
  display: flex;
  align-items: center;
  gap: 6px;
  color: var(--text-secondary);
}

.macro-color-box {
  width: 8px;
  height: 8px;
  border-radius: 2px;
}

.macro-color-box.p { background: var(--accent-green); }
.macro-color-box.g { background: var(--accent-warm); }
.macro-color-box.c { background: var(--accent-lime); }

.macro-numbers {
  font-weight: 700;
  color: var(--text-primary);
}

/* ===============================
   "CÓMO SE CALCULA" ACCORDION (Section 10)
   =============================== */
.formula-disclosure-block {
  margin-top: 24px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background-color: var(--surface);
  overflow: hidden;
}

.disclosure-summary {
  padding: 14px 18px;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-primary);
  background-color: var(--surface-alt);
  user-select: none;
}

.disclosure-summary:hover {
  background-color: #E8ECE6;
}

.disclosure-content {
  padding: 20px 24px;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
}

.disclosure-content p {
  margin-bottom: 14px;
}

.formula-math-box {
  background-color: var(--surface-alt);
  border-left: 3px solid var(--accent-green);
  padding: 12px 16px;
  margin: 14px 0;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--text-primary);
}

/* ===============================
   SECTION: "TU DÍA EN NÚMEROS" (Section 13)
   =============================== */
.tu-dia-section {
  padding: 80px 0;
  background-color: var(--surface);
  border-bottom: 1px solid var(--line-divider);
}

.numbers-day-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 36px;
}

@media (min-width: 768px) {
  .numbers-day-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (min-width: 1024px) {
  .numbers-day-grid {
    grid-template-columns: repeat(6, 1fr);
  }
}

.typographic-metric-card {
  padding: 24px 20px;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background-color: var(--bg-main);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 170px;
  transition: var(--transition);
}

.typographic-metric-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-green);
  background-color: #FFFFFF;
}

.card-metric-tag {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

.card-metric-number {
  font-family: var(--font-display);
  font-size: 2.25rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  line-height: 1.1;
  margin: 12px 0 6px;
}

.card-metric-unit {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--accent-green);
}

.card-metric-note {
  font-size: 0.75rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

/* ===============================
   SECTION: "NO EXISTE UN NÚMERO PERFECTO" (Section 22)
   =============================== */
.no-perfect-number-section {
  padding: 100px 0;
  border-bottom: 1px solid var(--line-divider);
  background-color: #151817;
  color: #FFFFFF;
  position: relative;
  overflow: hidden;
}

.no-perfect-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: center;
}

@media (min-width: 992px) {
  .no-perfect-grid {
    grid-template-columns: 1.3fr 0.7fr;
  }
}

.no-perfect-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  margin-bottom: 24px;
}

.no-perfect-text {
  font-size: 1.25rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.8);
  max-width: 640px;
}

.no-perfect-aside {
  border: 1px dashed rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 32px;
  background-color: rgba(255, 255, 255, 0.03);
}

.aside-stat-row {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.aside-stat-item {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  padding-bottom: 12px;
}

.aside-stat-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
}

.stat-num {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--accent-lime);
}

/* ===============================
   ADDITIONAL CALCULATORS (Sections 14, 15, 16)
   =============================== */
.subtools-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-top: 40px;
}

@media (min-width: 992px) {
  .subtools-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tool-card-box {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-subtle);
}

.tool-badge {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 12px;
}

.tool-title {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.tool-desc {
  font-size: 0.9375rem;
  line-height: 1.55;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.tool-btn-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  padding: 12px 18px;
  background-color: var(--surface-alt);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xs);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-primary);
  transition: var(--transition);
}

.tool-btn-action:hover {
  background-color: var(--text-primary);
  color: #FFFFFF;
  border-color: var(--text-primary);
}

/* ===============================
   WEEKLY PLANNER (Section 19)
   =============================== */
.planner-table-container {
  overflow-x: auto;
  margin-top: 32px;
  background: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
}

.planner-table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  text-align: left;
}

.planner-table th {
  padding: 16px 20px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background-color: var(--surface-alt);
  border-bottom: 1px solid var(--line-divider);
  color: var(--text-secondary);
}

.planner-table td {
  padding: 18px 20px;
  border-bottom: 1px solid var(--line-divider);
  font-size: 0.9375rem;
  color: var(--text-primary);
  vertical-align: top;
}

.planner-table tr:last-child td {
  border-bottom: none;
}

.day-badge-col {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--accent-green-dark);
}

.planner-checkbox-item {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
  cursor: pointer;
  user-select: none;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.planner-checkbox-item input[type="checkbox"] {
  accent-color: var(--accent-green);
  width: 16px;
  height: 16px;
}

/* ===============================
   EDITORIAL ARTICLES & RECIPES
   =============================== */
.editorial-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-top: 36px;
}

@media (min-width: 768px) {
  .editorial-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .editorial-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.article-card {
  background-color: var(--surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}

.article-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent-green);
  box-shadow: var(--shadow-medium);
}

.article-image-box {
  width: 100%;
  height: 180px;
  overflow: hidden;
  background-color: var(--surface-alt);
  position: relative;
}

.article-image-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.article-card:hover .article-image-box img {
  transform: scale(1.04);
}

.article-content {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
}

.article-category {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 8px;
}

.article-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  line-height: 1.3;
  letter-spacing: -0.01em;
  color: var(--text-primary);
  margin-bottom: 12px;
}

.article-excerpt {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--text-secondary);
  margin-bottom: 20px;
  flex: 1;
}

.article-link-action {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-primary);
}

.article-card:hover .article-link-action {
  color: var(--accent-green);
}

/* Single Content Page Layouts */
.content-hero {
  padding: 60px 0 40px;
  border-bottom: 1px solid var(--line-divider);
  background-color: var(--surface);
}

.content-body {
  padding: 60px 0 80px;
}

.prose {
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--text-secondary);
}

.prose h2 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text-primary);
  margin: 40px 0 16px;
}

.prose h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 32px 0 12px;
}

.prose p {
  margin-bottom: 20px;
}

.prose ul, .prose ol {
  margin: 20px 0 24px 24px;
}

.prose li {
  margin-bottom: 8px;
}

.prose blockquote {
  border-left: 3px solid var(--accent-green);
  padding: 16px 24px;
  margin: 28px 0;
  background-color: var(--surface-alt);
  font-style: italic;
  color: var(--text-primary);
}

/* Recipe specific metrics pill list */
.recipe-stats-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin: 24px 0 32px;
  padding: 16px 20px;
  background: var(--surface-alt);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
}

.recipe-stat-cell {
  display: flex;
  flex-direction: column;
  padding-right: 20px;
  border-right: 1px solid var(--line-divider);
}

.recipe-stat-cell:last-child {
  border-right: none;
}

.stat-cell-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  text-transform: uppercase;
  color: var(--text-muted);
}

.stat-cell-val {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
}

/* ===============================
   FAQ ACCORDION (Section 21)
   =============================== */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 36px;
}

.faq-item {
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  background-color: var(--surface);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item:hover {
  border-color: var(--accent-green);
}

.faq-question-btn {
  width: 100%;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  text-align: left;
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  color: var(--text-primary);
}

.faq-icon-cross {
  width: 20px;
  height: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--accent-green);
  transition: transform 0.2s ease;
}

.faq-item.open .faq-icon-cross {
  transform: rotate(45deg);
}

.faq-answer-pane {
  display: none;
  padding: 0 24px 20px;
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--text-secondary);
  border-top: 1px solid var(--line-divider);
  padding-top: 16px;
}

.faq-item.open .faq-answer-pane {
  display: block;
}

/* ===============================
   SITE FOOTER (Section 31)
   =============================== */
.site-footer {
  margin-top: auto;
  background-color: #111413;
  color: #FFFFFF;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 64px 0 32px;
}

.footer-top-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  margin-bottom: 48px;
}

@media (min-width: 768px) {
  .footer-top-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
  }
}

.footer-brand-info {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.footer-mission {
  font-size: 0.875rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
  max-width: 380px;
}

.footer-col-title {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent-lime);
  margin-bottom: 20px;
}

.footer-nav-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-nav-list a {
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.75);
}

.footer-nav-list a:hover {
  color: #FFFFFF;
}

.footer-disclaimer-box {
  background-color: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-xs);
  padding: 20px 24px;
  font-size: 0.8125rem;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.6);
  margin-bottom: 36px;
}

.footer-bottom-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: rgba(255, 255, 255, 0.5);
}

.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-legal-links a {
  color: rgba(255, 255, 255, 0.6);
}

.footer-legal-links a:hover {
  color: #FFFFFF;
}