:root {
  --metabolic-bg-dark: #07090e;
  --metabolic-surface-glass: rgba(15, 22, 36, 0.7);
  --metabolic-surface-solid: #0f1624;
  --metabolic-neon-cyan: #00f2fe;
  --metabolic-neon-glow: rgba(0, 242, 254, 0.35);
  --metabolic-violet-accent: #8a2be2;
  --metabolic-gradient-fusion: linear-gradient(135deg, #00f2fe 0%, #8a2be2 100%);
  --metabolic-text-pure: #ffffff;
  --metabolic-text-soft: #94a3b8;
  --metabolic-border-glass: rgba(255, 255, 255, 0.08);
  --metabolic-border-cyan: rgba(0, 242, 254, 0.4);
  --font-display: 'Raleway', sans-serif;
  --font-body: 'Inter', sans-serif;
}

/* Base Reset & Animations */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: var(--metabolic-bg-dark);
  color: var(--metabolic-text-pure);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

body {
  overflow-x: hidden;
  background-color: var(--metabolic-bg-dark);
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 800;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--metabolic-text-pure);
}

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.3s ease;
}

/* Scroll Progress Bar CSS Only */
.metabolic-progress-tracker {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  width: 0%;
  background: var(--metabolic-gradient-fusion);
  z-index: 10000;
  animation: dynamic-progress-width linear;
  animation-timeline: scroll();
}

@keyframes dynamic-progress-width {
  to { width: 100%; }
}

/* Scroll-Driven Viewport Reveal */
.metabolic-view-reveal {
  animation: visual-reveal-fade-up 0.6s linear both;
  animation-timeline: view();
  animation-range: entry 10% entry 40%;
}

@keyframes visual-reveal-fade-up {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Custom Header & Navigation */
.gluco-header-nav {
  position: sticky;
  top: 0;
  z-index: 999;
  background-color: rgba(7, 9, 14, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--metabolic-border-glass);
}

.gluco-nav-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.2rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.gluco-brand-identity {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.gluco-brand-icon {
  width: 32px;
  height: 32px;
  filter: drop-shadow(0 0 8px var(--metabolic-neon-glow));
}

.gluco-brand-title {
  font-size: 1.15rem;
  letter-spacing: 0.1em;
}

/* CSS-Only Hamburger Menu */
.gluco-burger-trigger {
  display: none;
}

.gluco-burger-label {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  z-index: 1000;
}

.gluco-burger-bar {
  width: 25px;
  height: 3px;
  background-color: var(--metabolic-text-pure);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.gluco-nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.gluco-nav-anchor {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--metabolic-text-soft);
}

.gluco-nav-anchor:hover,
.gluco-nav-anchor.nav-is-active {
  color: var(--metabolic-neon-cyan);
  text-shadow: 0 0 10px var(--metabolic-neon-glow);
}

.gluco-primary-cta {
  background: var(--metabolic-gradient-fusion);
  color: var(--metabolic-text-pure);
  padding: 0.75rem 1.75rem;
  border-radius: 16px;
  font-weight: 700;
  letter-spacing: 0.05em;
  border: 1px solid transparent;
  box-shadow: 0 4px 15px rgba(0, 242, 254, 0.2);
}

.gluco-primary-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--metabolic-neon-glow);
  border-color: var(--metabolic-neon-cyan);
}

/* Glassmorphic Components */
.metabolic-glass-card {
  background: var(--metabolic-surface-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--metabolic-border-glass);
  border-radius: 18px;
  padding: 2.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  transition: border-color 0.4s ease, transform 0.4s ease;
}

/* Hero Section Styles (Preset D) */
.metabolic-hero-viewport {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem;
  background: linear-gradient(rgba(7, 9, 14, 0.75), rgba(7, 9, 14, 0.95)), url('img/bg.webp') no-repeat center center/cover;
}

.metabolic-hero-glass-core {
  max-width: 800px;
  width: 100%;
}

.metabolic-hero-glow-caption {
  color: var(--metabolic-neon-cyan);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 700;
  margin-bottom: 1rem;
  display: inline-block;
  text-shadow: 0 0 12px var(--metabolic-neon-glow);
}

.metabolic-hero-main-title {
  font-size: clamp(2rem, 5vw, 3.75rem);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.metabolic-hero-body-text {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--metabolic-text-soft);
  margin-bottom: 2.5rem;
  max-width: 650px;
}

/* Double-Column Block (Index Page) */
.metabolic-asymmetrical-split {
  padding: 10dvh 2rem;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.metabolic-visual-frame {
  position: relative;
  border-radius: 18px;
  overflow: hidden;
  height: 480px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.6);
  border: 1px solid var(--metabolic-border-glass);
}

.metabolic-visual-source {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.metabolic-asymmetrical-title {
  font-size: 2.2rem;
  margin-bottom: 1.5rem;
}

.metabolic-bullet-list {
  list-style: none;
  margin-top: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
}

.metabolic-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.metabolic-bullet-node {
  width: 10px;
  height: 10px;
  background-color: var(--metabolic-neon-cyan);
  border-radius: 50%;
  margin-top: 0.5rem;
  box-shadow: 0 0 8px var(--metabolic-neon-cyan);
  flex-shrink: 0;
}

/* Features Grid (3 items row, Glassmorphic Preset D) */
.metabolic-features-wrap {
  padding: 10dvh 2rem;
  max-width: 1200px;
  margin: 0 auto;
}

.metabolic-section-intro {
  text-align: center;
  margin-bottom: 4rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.metabolic-features-matrix {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.metabolic-feature-box:hover {
  border-color: var(--metabolic-neon-cyan);
  transform: translateY(-5px);
}

.metabolic-feature-box .metabolic-feature-icon {
  width: 48px;
  height: 48px;
  margin-bottom: 1.5rem;
  filter: drop-shadow(0 0 10px var(--metabolic-neon-glow));
}

.metabolic-feature-box h3 {
  font-size: 1.35rem;
  margin-bottom: 1rem;
}

.metabolic-feature-box p {
  color: var(--metabolic-text-soft);
  font-size: 0.95rem;
}

/* Left Vertical Progress-Bar Stepper ("How it works") */
.stepper-timeline-outer {
  padding: 10dvh 2rem;
  max-width: 1000px;
  margin: 0 auto;
}

.stepper-axis-wrapper {
  position: relative;
  padding-left: 3.5rem;
}

.stepper-axis-indicator-line {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 17px;
  width: 3px;
  background: var(--metabolic-gradient-fusion);
}

.stepper-axis-node-point {
  position: relative;
  margin-bottom: 3.5rem;
}

.stepper-axis-node-point:last-child {
  margin-bottom: 0;
}

.stepper-axis-index {
  position: absolute;
  left: -3.5rem;
  top: 0;
  width: 36px;
  height: 36px;
  background-color: var(--metabolic-bg-dark);
  border: 3px solid var(--metabolic-neon-cyan);
  box-shadow: 0 0 15px var(--metabolic-neon-glow);
  border-radius: 50%;
  color: var(--metabolic-text-pure);
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  z-index: 2;
}

.stepper-axis-card {
  padding: 2rem;
}

.stepper-axis-card h4 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

.stepper-axis-card p {
  color: var(--metabolic-text-soft);
}

/* CTA Strip Banner */
.metabolic-cta-strip-zone {
  padding: 10dvh 2rem;
  background: radial-gradient(circle at center, #131b2c 0%, var(--metabolic-bg-dark) 100%);
  text-align: center;
}

.metabolic-cta-strip-inner {
  max-width: 800px;
  margin: 0 auto;
}

.metabolic-cta-strip-inner h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  margin-bottom: 1.5rem;
}

.metabolic-ghost-trigger {
  display: inline-block;
  padding: 1rem 2.5rem;
  border: 2px solid var(--metabolic-neon-cyan);
  color: var(--metabolic-text-pure);
  border-radius: 16px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  box-shadow: 0 0 15px rgba(0, 242, 254, 0.15);
}

.metabolic-ghost-trigger:hover {
  background-color: var(--metabolic-neon-cyan);
  color: var(--metabolic-bg-dark);
  box-shadow: 0 0 25px var(--metabolic-neon-glow);
}

/* EXPERT PAGE SPECIFIC STYLES */
.expert-profile-banner {
  padding: 10dvh 2rem;
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
  align-items: center;
}

.expert-biography-block h2 {
  font-size: 2.2rem;
  margin-bottom: 1rem;
}

.expert-tagline-glow {
  color: var(--metabolic-neon-cyan);
  font-weight: 700;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
}

/* CSS Only Accordion System */
.gluco-accordion-group {
  display: flex;
  flex-direction: column;
  gap: 1.2rem;
  margin: 4rem auto;
  max-width: 800px;
  padding: 0 2rem;
}

.gluco-accordion-node {
  border-radius: 16px;
  overflow: hidden;
}

.gluco-accordion-checkbox {
  display: none;
}

.gluco-accordion-header {
  padding: 1.5rem 2rem;
  font-weight: 700;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
}

.gluco-accordion-header::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--metabolic-neon-cyan);
  transition: transform 0.3s ease;
}

.gluco-accordion-checkbox:checked ~ .gluco-accordion-header::after {
  transform: rotate(45deg);
}

.gluco-accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.4s ease;
}

.gluco-accordion-checkbox:checked ~ .gluco-accordion-body {
  max-height: 400px;
  padding: 1rem 2rem 2rem 2rem;
  border-top: 1px solid var(--metabolic-border-glass);
}

/* Stat Blocks Row in Expert */
.expert-vitality-stats-strip {
  padding: 8vh 2rem;
  border-top: 1px solid var(--metabolic-border-glass);
  border-bottom: 1px solid var(--metabolic-border-glass);
}

.expert-vitality-flex {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  gap: 2rem;
  flex-wrap: wrap;
}

.expert-stat-capsule {
  text-align: center;
}

.expert-stat-numerical {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  color: var(--metabolic-neon-cyan);
  line-height: 1;
  margin-bottom: 0.5rem;
  text-shadow: 0 0 15px var(--metabolic-neon-glow);
}

.expert-stat-clarification {
  color: var(--metabolic-text-soft);
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

/* RESERVE PAGE SPECIFIC STYLES */
.reserve-panel-base {
  max-width: 1200px;
  margin: 0 auto;
  padding: 8rem 2rem 4rem 2rem;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 4rem;
  align-items: start;
}

.reserve-info-deck {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.reserve-info-card h3 {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.reserve-ordered-guide {
  list-style: none;
  margin-top: 1rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.reserve-ordered-node {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.reserve-ordered-sphere {
  width: 24px;
  height: 24px;
  background-color: var(--metabolic-neon-cyan);
  border-radius: 50%;
  color: var(--metabolic-bg-dark);
  font-weight: bold;
  font-size: 0.85rem;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  box-shadow: 0 0 8px var(--metabolic-neon-glow);
}

/* Form Styles */
.reserve-form-shell h2 {
  font-size: 1.8rem;
  margin-bottom: 1.5rem;
}

.reserve-form-field-group {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.reserve-input-element {
  outline: none;
  background-color: rgba(7, 9, 14, 0.6);
  border: 1px solid var(--metabolic-border-glass);
  border-radius: 10px;
  padding: 1rem 1.2rem;
  color: var(--metabolic-text-pure);
  font-family: var(--font-body);
  transition: border-color 0.3s ease;
}

.reserve-input-element:focus {
  border-color: var(--metabolic-neon-cyan);
  box-shadow: 0 0 10px rgba(0, 242, 254, 0.2);
}

.reserve-consent-label {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  cursor: pointer;
  font-size: 0.85rem;
  color: var(--metabolic-text-soft);
}

.reserve-consent-checkbox {
  margin-top: 0.2rem;
  accent-color: var(--metabolic-neon-cyan);
}

.reserve-submit-trigger {
  width: 100%;
  padding: 1.1rem;
  background: var(--metabolic-gradient-fusion);
  color: var(--metabolic-text-pure);
  border: none;
  border-radius: 12px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: transform 0.3s, box-shadow 0.3s;
}

.reserve-submit-trigger:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--metabolic-neon-glow);
}

.reserve-direct-mail {
  display: block;
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  color: var(--metabolic-text-soft);
}

.reserve-direct-mail a {
  color: var(--metabolic-neon-cyan);
  font-weight: bold;
}

/* Legal & Info Static Layouts */
.legal-informational-page {
  padding: 8rem 2rem 4rem 2rem;
  max-width: 900px;
  margin: 0 auto;
}

.legal-informational-page h1 {
  font-size: 2.5rem;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--metabolic-border-glass);
  padding-bottom: 1rem;
}

.legal-informational-page h2 {
  font-size: 1.5rem;
  margin: 2rem 0 1rem 0;
}

.legal-informational-page p {
  color: var(--metabolic-text-soft);
  margin-bottom: 1.5rem;
}

/* Thank You Success Screen */
.success-cardinal-spot {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem;
  background: linear-gradient(rgba(7, 9, 14, 0.82), rgba(7, 9, 14, 0.95)), url('img/bg3.webp') no-repeat center center/cover;
}

.success-narrative-pack {
  max-width: 600px;
  text-align: center;
}

.success-symbol-svg {
  width: 80px;
  height: 80px;
  margin-bottom: 2rem;
  filter: drop-shadow(0 0 15px var(--metabolic-neon-glow));
}

.success-narrative-pack h1 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.success-narrative-pack p {
  color: var(--metabolic-text-soft);
  margin-bottom: 2.5rem;
}

/* Footer Assembly */
.metabolic-footer-base {
  background-color: #040508;
  border-top: 1px solid var(--metabolic-border-glass);
  padding: 4rem 2rem 2rem 2rem;
}

.metabolic-footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 3rem;
  margin-bottom: 3rem;
}

.metabolic-footer-column-main {
  max-width: 400px;
}

.metabolic-footer-links-group {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.metabolic-footer-anchor {
  color: var(--metabolic-text-soft);
  font-size: 0.9rem;
}

.metabolic-footer-anchor:hover {
  color: var(--metabolic-neon-cyan);
}

.metabolic-footer-disclaimer {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--metabolic-border-glass);
  padding-top: 1.5rem;
  color: #556073;
  font-size: 0.8rem;
  line-height: 1.5;
  text-align: center;
}

.metabolic-footer-copyright {
  text-align: center;
  margin-top: 1rem;
  color: #404857;
  font-size: 0.75rem;
}

/* Fixed Banner for Cookies (Index Page Specific) */
.cookie-curtain-banner {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 4rem);
  max-width: 650px;
  z-index: 9999;
  border: 1px solid var(--metabolic-border-cyan);
}

.cookie-banner-layout {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.cookie-message-paragraph {
  font-size: 0.85rem;
  color: var(--metabolic-text-soft);
}

.cookie-decision-buttons {
  display: flex;
  gap: 1rem;
  flex-shrink: 0;
}

.cookie-accept-control {
  background: var(--metabolic-gradient-fusion);
  color: var(--metabolic-text-pure);
  border: none;
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  font-size: 0.8rem;
}

.cookie-decline-control {
  background: transparent;
  color: var(--metabolic-text-soft);
  border: 1px solid var(--metabolic-border-glass);
  padding: 0.5rem 1.25rem;
  border-radius: 8px;
  font-weight: bold;
  cursor: pointer;
  font-size: 0.8rem;
}

.cookie-decline-control:hover {
  color: var(--metabolic-text-pure);
}

/* Responsive Overrides */
@media (max-width: 992px) {
  .metabolic-asymmetrical-split {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .metabolic-visual-frame {
    height: 380px;
  }

  .metabolic-features-matrix {
    grid-template-columns: 1fr;
  }

  .expert-profile-banner {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  .reserve-panel-base {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
}

@media (max-width: 768px) {
  .gluco-burger-label {
    display: flex;
  }

  .gluco-nav-links {
    position: fixed;
    top: 60px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 60px);
    background-color: var(--metabolic-bg-dark);
    flex-direction: column;
    padding: 3rem 2rem;
    gap: 2rem;
    transition: left 0.4s ease;
    z-index: 99;
  }

  .gluco-burger-trigger:checked ~ .gluco-nav-links {
    left: 0;
  }

  /* Hamburger Animate Toggle */
  .gluco-burger-trigger:checked ~ .gluco-burger-label .gluco-burger-bar:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }

  .gluco-burger-trigger:checked ~ .gluco-burger-label .gluco-burger-bar:nth-child(2) {
    opacity: 0;
  }

  .gluco-burger-trigger:checked ~ .gluco-burger-label .gluco-burger-bar:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  .cookie-banner-layout {
    flex-direction: column;
    align-items: stretch;
  }
}