/* --- CORE INTEGRATIVE VARIABLES (Theme: Dark Immersive) --- */
@import url('https://fonts.googleapis.com/css2?family=Open+Sans:wght@400;500;600&family=Oswald:wght@500;700&display=swap');

:root {
  /* Theme-specific custom variables */
  --gelenk-dark-deep: #0a0c10;
  --gelenk-dark-surface: #12161f;
  --gelenk-accent-teal: #00f2fe;
  --gelenk-accent-blue: #4facfe;
  --gelenk-glass-bg: rgba(255, 255, 255, 0.04);
  --gelenk-glass-border: rgba(255, 255, 255, 0.12);
  --gelenk-text-primary: #f1f5f9;
  --gelenk-text-muted: #94a3b8;
  --gelenk-glow-shadow: 0 0 20px rgba(0, 242, 254, 0.25);
  --gelenk-deep-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
  --gelenk-gradient-bar: linear-gradient(135deg, #00f2fe 0%, #4facfe 100%);
  
  /* Layout and scale parameters */
  --gelenk-font-heading: 'Oswald', sans-serif;
  --gelenk-font-body: 'Open Sans', sans-serif;
  --gelenk-radius: 16px; /* soft custom style */
  --gelenk-padding-vertical: 16dvh; /* spacious */
}

/* --- RESET & ACCESSIBILITY BASE --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body.dark-immersive-body {
  background-color: var(--gelenk-dark-deep);
  color: var(--gelenk-text-primary);
  font-family: var(--gelenk-font-body);
  line-height: 1.6;
  overflow-x: hidden;
}

/* Typography styles matching the random specification (uppercase headings) */
h1, h2, h3, h4, .articular-brand-name {
  font-family: var(--gelenk-font-heading);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #ffffff;
}

a {
  color: var(--gelenk-accent-teal);
  text-decoration: none;
  transition: color 0.3s ease;
}

a:hover {
  color: var(--gelenk-accent-blue);
}

/* --- SITE WIDTH LIMITER --- */
.site-width-limiter {
  width: 100%;
  max-width: 1200px;
  margin-right: auto;
  margin-left: auto;
  padding-right: 2rem;
  padding-left: 2rem;
}

/* --- HEADER SYSTEM (Sticky Transparent & Blur) --- */
.articular-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: rgba(10, 12, 16, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gelenk-glass-border);
  transition: all 0.3s ease;
}

.site-width-limiter-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.2rem 2rem;
}

.articular-brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  color: #ffffff;
  font-weight: bold;
}

.articular-logo-icon {
  color: var(--gelenk-accent-teal);
  filter: drop-shadow(var(--gelenk-glow-shadow));
}

.articular-brand-name {
  font-size: 1.4rem;
  letter-spacing: 0.1em;
}

.articular-navigation {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.articular-nav-link {
  font-family: var(--gelenk-font-heading);
  font-size: 1rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--gelenk-text-muted);
  transition: color 0.3s ease;
}

.articular-nav-link:hover,
.articular-nav-link.active {
  color: var(--gelenk-accent-teal);
}

.articular-nav-cta {
  background: var(--gelenk-gradient-bar);
  color: #000000 !important;
  font-weight: bold;
  padding: 0.5rem 1.2rem;
  border-radius: var(--gelenk-radius);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.articular-nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: var(--gelenk-glow-shadow);
}

/* Hamburger Hack CSS-Only */
.articular-hamburger-box {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 24px;
  height: 18px;
  cursor: pointer;
}

.articular-hamburger-box span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: #ffffff;
  transition: all 0.3s ease;
}

/* --- HERO COMPONENT --- */
.joint-prime-stage {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  padding-top: 80px;
  padding-bottom: 50px;
}

.joint-glass-panel {
  backdrop-filter: blur(16px);
  background: var(--gelenk-glass-bg);
  border: 1px solid var(--gelenk-glass-border);
  border-radius: var(--gelenk-radius);
  padding: 3.5rem;
  max-width: 680px;
  box-shadow: var(--gelenk-deep-shadow);
}

.joint-prime-heading {
  font-size: 3rem;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: var(--gelenk-gradient-bar);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.joint-prime-desc {
  font-size: 1.15rem;
  color: var(--gelenk-text-muted);
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

/* Interative Trigger Elements (Instead of raw buttons) */
.interactive-trigger-solid {
  display: inline-block;
  background: var(--gelenk-gradient-bar);
  color: #0a0c10;
  font-family: var(--gelenk-font-heading);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 1.1rem 2.2rem;
  border-radius: var(--gelenk-radius);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  cursor: pointer;
  border: none;
}

.interactive-trigger-solid:hover {
  transform: translateY(-3px);
  box-shadow: var(--gelenk-glow-shadow);
  color: #000000;
}

.interactive-trigger-ghost {
  display: inline-block;
  background: transparent;
  color: var(--gelenk-accent-teal);
  border: 2px solid var(--gelenk-accent-teal);
  font-family: var(--gelenk-font-heading);
  text-transform: uppercase;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 1rem 2.2rem;
  border-radius: var(--gelenk-radius);
  transition: all 0.3s ease;
}

.interactive-trigger-ghost:hover {
  background: var(--gelenk-accent-teal);
  color: #0a0c10;
  box-shadow: var(--gelenk-glow-shadow);
  transform: translateY(-2px);
}

/* --- CONTENT SEGMENT (Split-Screen) --- */
.cartilage-split-area {
  padding: var(--gelenk-padding-vertical) 0;
  background-color: var(--gelenk-dark-deep);
  border-bottom: 1px solid var(--gelenk-glass-border);
}

.split-limiter {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.split-visual-side {
  flex: 1;
  position: relative;
}

.split-inner-image {
  width: 100%;
  height: 500px;
  object-fit: cover;
  border-radius: var(--gelenk-radius);
  border: 1px solid var(--gelenk-glass-border);
  box-shadow: var(--gelenk-deep-shadow);
}

.split-prose-side {
  flex: 1.2;
}

.split-prose-heading {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
  position: relative;
  display: inline-block;
}

.split-prose-heading::after {
  content: '';
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 60px;
  height: 3px;
  background: var(--gelenk-gradient-bar);
}

.split-prose-paragraph {
  color: var(--gelenk-text-muted);
  font-size: 1.05rem;
  margin-bottom: 1.8rem;
}

.bullet-set-theme {
  list-style: none;
}

.bullet-point-theme {
  position: relative;
  padding-left: 2rem;
  margin-bottom: 1rem;
  font-size: 1.05rem;
  color: var(--gelenk-text-primary);
}

.bullet-point-theme::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background-color: var(--gelenk-accent-teal);
  border-radius: 50%;
  box-shadow: var(--gelenk-glow-shadow);
}

/* --- FEATURES COMPONENT --- */
.mobility-hallmark-section {
  padding: var(--gelenk-padding-vertical) 0;
  background-color: var(--gelenk-dark-surface);
}

.hallmark-section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 4rem;
  letter-spacing: 0.08em;
}

/* 4-Item Grid */
.mobility-milestone-deck {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 2rem;
}

.mobility-milestone-box {
  backdrop-filter: blur(10px);
  background: var(--gelenk-glass-bg);
  border: 1px solid var(--gelenk-glass-border);
  border-top: 3px solid var(--gelenk-accent-teal);
  border-radius: var(--gelenk-radius);
  padding: 2.5rem 2rem;
  transition: all 0.3s ease;
  box-shadow: var(--gelenk-deep-shadow);
}

.mobility-milestone-box:hover {
  border-top-color: var(--gelenk-accent-blue);
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 242, 254, 0.15);
}

.mobility-icon-frame {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background-color: rgba(0, 242, 254, 0.1);
  border-radius: var(--gelenk-radius);
  margin-bottom: 1.5rem;
  color: var(--gelenk-accent-teal);
}

.mobility-milestone-heading {
  font-size: 1.3rem;
  margin-bottom: 1rem;
}

.mobility-milestone-text {
  color: var(--gelenk-text-muted);
  font-size: 0.95rem;
}

/* --- HOW IT WORKS (Timeline) --- */
.step-ladder-section {
  padding: var(--gelenk-padding-vertical) 0;
  background-color: var(--gelenk-dark-deep);
}

.step-ladder-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 5rem;
}

.step-ladder-wrapper {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}

.step-ladder-track {
  position: absolute;
  left: 28px;
  top: 0;
  bottom: 0;
  width: 3px;
  background-color: var(--gelenk-accent-teal);
  box-shadow: var(--gelenk-glow-shadow);
}

.step-ladder-element {
  position: relative;
  display: flex;
  gap: 2rem;
  margin-bottom: 4.5rem;
}

.step-ladder-element:last-child {
  margin-bottom: 0;
}

.step-ladder-node {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: var(--gelenk-dark-surface);
  border: 3px solid var(--gelenk-accent-teal);
  color: var(--gelenk-accent-teal);
  font-family: var(--gelenk-font-heading);
  font-size: 1.5rem;
  font-weight: bold;
  z-index: 2;
  box-shadow: var(--gelenk-glow-shadow);
}

.step-ladder-content {
  flex: 1;
  background-color: var(--gelenk-dark-surface);
  border: 1px solid var(--gelenk-glass-border);
  border-radius: var(--gelenk-radius);
  padding: 2rem;
  box-shadow: var(--gelenk-deep-shadow);
}

.step-ladder-heading {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
  color: #ffffff;
}

.step-ladder-desc {
  color: var(--gelenk-text-muted);
}

/* --- CTA STRIP --- */
.attention-trigger-strip {
  padding: 6rem 0;
  background: linear-gradient(135deg, rgba(0, 242, 254, 0.08) 0%, rgba(79, 172, 254, 0.08) 100%);
  border-top: 1px solid var(--gelenk-glass-border);
  border-bottom: 1px solid var(--gelenk-glass-border);
}

.trigger-flex {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.trigger-strip-title {
  font-size: 2.2rem;
  flex: 1;
  min-width: 300px;
}

/* --- EXPERT ACCORDION SYSTEM --- */
.expert-approaches-section {
  padding: var(--gelenk-padding-vertical) 0;
  background-color: var(--gelenk-dark-surface);
}

.approaches-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 4rem;
}

.accordion-container-theme {
  max-width: 800px;
  margin: 0 auto;
}

details.gelenk-faq-item {
  background: var(--gelenk-glass-bg);
  border: 1px solid var(--gelenk-glass-border);
  padding: 1.5rem 2rem;
  border-radius: var(--gelenk-radius);
  margin-bottom: 1.5rem;
  box-shadow: var(--gelenk-deep-shadow);
  transition: all 0.3s ease;
}

details.gelenk-faq-item[open] {
  border-color: var(--gelenk-accent-teal);
}

details.gelenk-faq-item summary {
  font-family: var(--gelenk-font-heading);
  font-size: 1.25rem;
  font-weight: 700;
  color: #ffffff;
  cursor: pointer;
  list-style: none;
  outline: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

details.gelenk-faq-item summary::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--gelenk-accent-teal);
}

details.gelenk-faq-item[open] summary::after {
  content: '\2212';
}

.faq-answer-text {
  margin-top: 1rem;
  color: var(--gelenk-text-muted);
  line-height: 1.7;
}

/* --- INTERACTIVE DEEP DIVE BLOCK --- */
.interactive-deep-dive {
  padding: var(--gelenk-padding-vertical) 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.deep-dive-box {
  backdrop-filter: blur(12px);
  background: rgba(10, 12, 16, 0.85);
  border: 1px solid var(--gelenk-glass-border);
  border-radius: var(--gelenk-radius);
  padding: 4rem;
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  box-shadow: var(--gelenk-deep-shadow);
}

.deep-dive-title {
  font-size: 2.3rem;
  margin-bottom: 1.5rem;
  background: var(--gelenk-gradient-bar);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.deep-dive-text {
  color: var(--gelenk-text-muted);
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
}

/* --- STATS factor CARD GRID --- */
.expert-stats-section {
  padding: var(--gelenk-padding-vertical) 0;
  background-color: var(--gelenk-dark-deep);
}

.stats-panel-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2rem;
}

.stat-factor-card {
  background-color: var(--gelenk-dark-surface);
  border: 1px solid var(--gelenk-glass-border);
  border-radius: var(--gelenk-radius);
  padding: 3rem 2rem;
  text-align: center;
  box-shadow: var(--gelenk-deep-shadow);
}

.stat-large-num {
  font-family: var(--gelenk-font-heading);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--gelenk-accent-teal);
  line-height: 1;
  margin-bottom: 0.8rem;
  filter: drop-shadow(var(--gelenk-glow-shadow));
}

.stat-factor-label {
  color: var(--gelenk-text-muted);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* --- EXPERT CONCLUSION MODULE --- */
.expert-conclusion-module {
  padding: var(--gelenk-padding-vertical) 0;
  background-color: var(--gelenk-dark-surface);
  border-top: 1px solid var(--gelenk-glass-border);
}

/* --- REGISTRATION STAGE --- */
.registration-hero-section {
  min-height: 100vh;
  padding-top: 120px;
  padding-bottom: 60px;
  display: flex;
  align-items: center;
}

.registration-main-title {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.registration-sub-text {
  color: var(--gelenk-text-muted);
  font-size: 1.15rem;
  margin-bottom: 3rem;
}

/* Perk Cards */
.perk-cards-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.perk-card {
  display: flex;
  gap: 1.5rem;
  background-color: var(--gelenk-dark-surface);
  border: 1px solid var(--gelenk-glass-border);
  padding: 1.5rem;
  border-radius: var(--gelenk-radius);
}

.perk-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: rgba(0, 242, 254, 0.1);
  color: var(--gelenk-accent-teal);
  font-weight: bold;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.perk-title {
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.perk-desc {
  color: var(--gelenk-text-muted);
  font-size: 0.9rem;
}

/* Glass Form Card */
.glass-form-card {
  backdrop-filter: blur(18px);
  background: rgba(18, 22, 31, 0.85);
  border: 1px solid var(--gelenk-glass-border);
  border-radius: var(--gelenk-radius);
  padding: 3rem 2.5rem;
  box-shadow: var(--gelenk-deep-shadow);
}

.glass-form-title {
  font-size: 1.8rem;
  margin-bottom: 2rem;
  text-align: center;
  background: var(--gelenk-gradient-bar);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.active-lifestyle-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-input-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-input-label {
  font-size: 0.85rem;
  color: var(--gelenk-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.form-text-field {
  background: rgba(10, 12, 16, 0.6);
  border: 1px solid var(--gelenk-glass-border);
  border-radius: 8px;
  padding: 0.9rem 1.2rem;
  color: #ffffff;
  font-family: inherit;
  font-size: 1rem;
  transition: border-color 0.3s ease;
  width: 100%;
}

.form-text-field:focus {
  outline: none;
  border-color: var(--gelenk-accent-teal);
}

select.form-text-field option {
  background: var(--gelenk-dark-deep);
  color: #ffffff;
}

.form-agreement-wrap {
  display: flex;
  gap: 0.8rem;
  align-items: flex-start;
}

.form-checkbox-custom {
  margin-top: 0.2rem;
  accent-color: var(--gelenk-accent-teal);
  cursor: pointer;
}

.form-agreement-text {
  font-size: 0.85rem;
  color: var(--gelenk-text-muted);
  line-height: 1.4;
}

.full-width-btn {
  width: 100%;
  text-align: center;
}

.mailto-support-wrap {
  margin-top: 2rem;
  text-align: center;
  font-size: 0.9rem;
  color: var(--gelenk-text-muted);
}

.mailto-link {
  display: block;
  font-weight: bold;
  margin-top: 0.3rem;
}

/* Reserve FAQ section adjustment */
.reserve-faq-section {
  padding: var(--gelenk-padding-vertical) 0;
  background-color: var(--gelenk-dark-deep);
}

.faq-section-title {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 4rem;
}

/* --- THANK YOU MODULE SPECIFICS --- */
.success-icon-badge {
  margin-bottom: 2rem;
  display: inline-block;
  filter: drop-shadow(var(--gelenk-glow-shadow));
}

.thank-heading {
  font-size: 2.8rem;
  margin-bottom: 1.5rem;
  line-height: 1.1;
}

.thank-subtext {
  font-size: 1.2rem;
  color: var(--gelenk-text-muted);
  margin-bottom: 1.5rem;
  max-width: 600px;
  margin-right: auto;
  margin-left: auto;
}

.thank-callout {
  font-size: 0.95rem;
  color: var(--gelenk-accent-teal);
  margin-bottom: 3rem;
}

/* --- LEGAL DOCUMENT CONTAINER --- */
.legal-content-container {
  padding-top: 140px;
  padding-bottom: 80px;
  min-height: 100vh;
}

.legal-page-title {
  font-size: 3rem;
  margin-bottom: 4rem;
  text-align: center;
  background: var(--gelenk-gradient-bar);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.legal-text-block {
  margin-bottom: 3.5rem;
  background-color: var(--gelenk-dark-surface);
  border: 1px solid var(--gelenk-glass-border);
  padding: 3rem;
  border-radius: var(--gelenk-radius);
  box-shadow: var(--gelenk-deep-shadow);
}

.legal-text-block h2 {
  font-size: 1.6rem;
  margin-bottom: 1.5rem;
  color: var(--gelenk-accent-teal);
}

.legal-text-block p {
  color: var(--gelenk-text-muted);
  margin-bottom: 1.2rem;
  line-height: 1.8;
}

.legal-text-block p:last-child {
  margin-bottom: 0;
}

/* --- FOOTER COMPONENT --- */
.articular-footer-base {
  background-color: var(--gelenk-dark-deep);
  border-top: 1px solid var(--gelenk-glass-border);
  padding: 5rem 0 3rem 0;
}

.articular-footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 2rem;
  margin-bottom: 3rem;
}

.articular-footer-brand {
  display: flex;
  align-items: center;
  gap: 0.8rem;
}

.articular-footer-legal {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

.articular-footer-legal a {
  color: var(--gelenk-text-muted);
  font-size: 0.9rem;
}

.articular-footer-legal a:hover {
  color: var(--gelenk-accent-teal);
}

.articular-disclaimer {
  color: var(--gelenk-text-muted);
  font-size: 0.8rem;
  line-height: 1.5;
  margin-bottom: 1.5rem;
  border-top: 1px solid var(--gelenk-glass-border);
  padding-top: 1.5rem;
}

.articular-copyright {
  color: var(--gelenk-text-muted);
  font-size: 0.8rem;
}

/* --- COOKIE BANNER DOCK --- */
.consent-dock {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(18, 22, 31, 0.95);
  backdrop-filter: blur(16px);
  border-top: 1px solid var(--gelenk-accent-teal);
  z-index: 9999;
  padding: 1.5rem 0;
  box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.8);
}

.consent-dock-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.consent-dock-text {
  font-size: 0.9rem;
  color: var(--gelenk-text-primary);
  flex: 1;
  min-width: 280px;
}

.consent-dock-actions {
  display: flex;
  gap: 1rem;
}

.consent-action-confirm {
  background: var(--gelenk-gradient-bar);
  color: #000000;
  border: none;
  font-weight: bold;
  padding: 0.6rem 1.5rem;
  border-radius: var(--gelenk-radius);
  cursor: pointer;
  transition: transform 0.2s ease;
}

.consent-action-confirm:hover {
  transform: scale(1.05);
}

.consent-action-deny {
  background: transparent;
  color: var(--gelenk-text-muted);
  border: 1px solid var(--gelenk-glass-border);
  padding: 0.6rem 1.5rem;
  border-radius: var(--gelenk-radius);
  cursor: pointer;
  transition: all 0.2s;
}

.consent-action-deny:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #ffffff;
}

/* --- ADAPTIVE RESPONSIVENESS SYSTEM --- */
@media (max-width: 1024px) {
  :root {
    --gelenk-padding-vertical: 10dvh; /* compact scale for mid-sized tablets */
  }

  .split-limiter {
    flex-direction: column;
    gap: 3rem;
  }

  .split-visual-side, .split-prose-side {
    width: 100%;
  }

  .split-inner-image {
    height: 380px;
  }
}

@media (max-width: 768px) {
  /* Hamburger Menu implementation */
  .articular-hamburger-box {
    display: flex;
  }

  .articular-navigation {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--gelenk-dark-deep);
    border-bottom: 1px solid var(--gelenk-glass-border);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-110%);
    opacity: 0;
    pointer-events: none;
    transition: all 0.4s ease;
  }

  .articular-toggle-state:checked ~ .articular-navigation {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  /* Hamburger transform animation on check */
  .articular-toggle-state:checked ~ .articular-hamburger-box span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
  }
  .articular-toggle-state:checked ~ .articular-hamburger-box span:nth-child(2) {
    opacity: 0;
  }
  .articular-toggle-state:checked ~ .articular-hamburger-box span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
  }

  /* Hero Adjustments */
  .joint-prime-stage {
    padding-top: 100px;
  }

  .joint-glass-panel {
    padding: 2rem;
  }

  .joint-prime-heading {
    font-size: 2.2rem;
  }

  /* Timeline adjustments */
  .step-ladder-track {
    left: 18px;
  }

  .step-ladder-node {
    width: 40px;
    height: 40px;
    font-size: 1.1rem;
  }

  .step-ladder-element {
    gap: 1rem;
  }

  .step-ladder-content {
    padding: 1.5rem;
  }

  /* Legal content adjustments */
  .legal-text-block {
    padding: 1.5rem;
  }

  .legal-page-title {
    font-size: 2.2rem;
  }

  /* Footer adjustments */
  .articular-footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 480px) {
  .joint-prime-heading {
    font-size: 1.8rem;
  }

  .trigger-strip-title {
    font-size: 1.6rem;
  }

  .glass-form-card {
    padding: 1.5rem;
  }
}