@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Oswald:wght@400;600;700&display=swap');

:root {
  --articular-bg: #f5f8fc;
  --articular-surface: #ffffff;
  --articular-dark: #0f172a;
  --articular-text-main: #334155;
  --articular-text-light: #64748b;
  --mobility-gradient: linear-gradient(135deg, #FF3366 0%, #FF9933 100%);
  --mobility-gradient-hover: linear-gradient(135deg, #e62050 0%, #e68a00 100%);
  --mobility-shadow-deep: 0 25px 50px -12px rgba(255, 51, 102, 0.25);
  --mobility-shadow-card: 0 20px 40px -10px rgba(15, 23, 42, 0.15);
  --radius-soft: 16px;
  --pad-normal: 10dvh;
  
  --font-display: 'Oswald', sans-serif;
  --font-body: 'Inter', sans-serif;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--articular-bg);
  color: var(--articular-text-main);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  text-transform: uppercase;
  color: var(--articular-dark);
  line-height: 1.2;
}

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

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

/* HEADER - PRESET F (Gradient, White text) */
.joint-top-navigation {
  background: var(--mobility-gradient);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--mobility-shadow-deep);
  color: #ffffff;
}

.joint-nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 5%;
  max-width: 1440px;
  margin: 0 auto;
}

.joint-brand-mark {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: #ffffff;
  text-transform: uppercase;
}

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

.joint-nav-item {
  font-weight: 500;
  text-transform: uppercase;
  font-family: var(--font-display);
  letter-spacing: 0.5px;
  position: relative;
}

.joint-nav-item::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0%;
  height: 2px;
  background-color: #ffffff;
  transition: width 0.3s ease;
}

.joint-nav-item:hover::after {
  width: 100%;
}

.joint-mobile-trigger {
  display: none;
  cursor: pointer;
}

.joint-menu-checkbox {
  display: none;
}

/* HERO - PRESET F */
.posture-intro-wrap {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: calc(var(--pad-normal) + 80px) 5% var(--pad-normal);
  background-size: cover;
  background-position: center;
}

.posture-intro-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--mobility-gradient);
  opacity: 0.85;
  z-index: 1;
}

.posture-intro-content {
  position: relative;
  z-index: 2;
  max-width: 800px;
  color: #ffffff;
}

.posture-intro-content h1 {
  color: #ffffff;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin-bottom: 1.5rem;
}

.posture-intro-content p {
  font-size: 1.25rem;
  margin-bottom: 2.5rem;
  opacity: 0.95;
}

.mobility-action-link {
  display: inline-block;
  background: var(--articular-dark);
  color: #ffffff;
  padding: 1.25rem 2.5rem;
  border-radius: 999px;
  font-family: var(--font-display);
  text-transform: uppercase;
  font-size: 1.1rem;
  font-weight: 600;
  box-shadow: 0 10px 20px rgba(0,0,0,0.2);
}

.mobility-action-link:hover {
  background: #ffffff;
  color: var(--articular-dark);
  transform: translateY(-3px);
}

/* STATS ROW HERO */
.desk-stats-counter-row {
  position: relative;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: 3rem;
  margin-top: 4rem;
  flex-wrap: wrap;
}

.desk-stat-item {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  padding: 1.5rem 2rem;
  border-radius: var(--radius-soft);
  border: 1px solid rgba(255, 255, 255, 0.2);
  min-width: 200px;
}

.desk-stat-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  line-height: 1;
  margin-bottom: 0.5rem;
}

.desk-stat-label {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  opacity: 0.9;
}

/* CONTENT HORIZONTAL SCROLL - PRESET F */
.education-scroll-zone {
  padding: var(--pad-normal) 5%;
  position: relative;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}

.education-scroll-zone::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--articular-dark);
  opacity: 0.9;
}

.education-scroll-inner {
  position: relative;
  z-index: 2;
  max-width: 1440px;
  margin: 0 auto;
}

.education-scroll-header {
  text-align: center;
  color: #ffffff;
  margin-bottom: 4rem;
}

.education-scroll-header h2 {
  color: #ffffff;
  font-size: 2.5rem;
}

.education-track-wrapper {
  display: flex;
  gap: 2rem;
}

.education-track-card {
  flex: 1;
  background: var(--articular-surface);
  border-radius: var(--radius-soft);
  padding: 2.5rem;
  box-shadow: var(--mobility-shadow-card);
  text-align: center;
}

.education-card-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  fill: url(#grad1);
  color: #FF3366;
}

.education-track-card h3 {
  margin-bottom: 1rem;
  font-size: 1.5rem;
}

/* FEATURES GRID - PRESET F (Color Flip) */
.habits-grid-zone {
  padding: var(--pad-normal) 5%;
  max-width: 1440px;
  margin: 0 auto;
}

.habits-grid-zone h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 4rem;
}

.habits-layout-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.habit-flip-box {
  background: var(--articular-surface);
  padding: 3rem;
  border-radius: var(--radius-soft);
  box-shadow: var(--mobility-shadow-card);
  transition: all 0.4s ease;
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.habit-flip-box::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--mobility-gradient);
  opacity: 0;
  z-index: -1;
  transition: opacity 0.4s ease;
}

.habit-icon-wrap {
  width: 80px;
  height: 80px;
  background: var(--mobility-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all 0.4s ease;
}

.habit-icon-wrap svg {
  width: 40px;
  height: 40px;
  fill: #ffffff;
}

.habit-flip-box h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  transition: color 0.4s ease;
}

.habit-flip-box p {
  color: var(--articular-text-light);
  transition: color 0.4s ease;
}

.habit-flip-box:hover {
  transform: translateY(-5px);
  box-shadow: var(--mobility-shadow-deep);
}

.habit-flip-box:hover::before {
  opacity: 1;
}

.habit-flip-box:hover .habit-icon-wrap {
  background: #ffffff;
}

.habit-flip-box:hover .habit-icon-wrap svg {
  fill: #FF3366;
}

.habit-flip-box:hover h3,
.habit-flip-box:hover p {
  color: #ffffff;
}

/* HOW IT WORKS - PRESET F */
.workflow-steps-zone {
  padding: var(--pad-normal) 5%;
  background: #ffffff;
}

.workflow-wrapper {
  max-width: 1200px;
  margin: 0 auto;
}

.workflow-wrapper h2 {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 5rem;
}

.workflow-flex-row {
  display: flex;
  justify-content: space-between;
  position: relative;
}

.workflow-flex-row::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 5%;
  right: 5%;
  height: 4px;
  background: var(--articular-bg);
  z-index: 1;
}

.workflow-step-item {
  flex: 1;
  text-align: center;
  position: relative;
  z-index: 2;
  padding: 0 1rem;
}

.workflow-circle {
  width: 80px;
  height: 80px;
  background: var(--mobility-gradient);
  border-radius: 50%;
  border: 6px solid #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem;
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  color: #ffffff;
  box-shadow: 0 10px 20px rgba(0,0,0,0.1);
}

.workflow-step-item h3 {
  font-size: 1.4rem;
  margin-bottom: 0.75rem;
}

/* CTA STRIP - PRESET F */
.action-gradient-stripe {
  background: var(--mobility-gradient);
  padding: calc(var(--pad-normal) * 0.8) 5%;
}

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

.action-stripe-inner h2 {
  color: #ffffff;
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin: 0;
}

/* EXPERT PAGE */
.guidance-hero-zone {
  padding: calc(var(--pad-normal) + 60px) 5% var(--pad-normal);
  background: var(--articular-dark);
  text-align: center;
}

.guidance-hero-zone h1 {
  color: #ffffff;
  margin-bottom: 1rem;
}

.guidance-hero-zone p {
  color: #cbd5e1;
  font-size: 1.2rem;
  max-width: 600px;
  margin: 0 auto;
}

.bio-split-area {
  display: flex;
  max-width: 1440px;
  margin: var(--pad-normal) auto;
  padding: 0 5%;
  gap: 4rem;
  align-items: center;
}

.bio-image-block {
  flex: 0 0 40%;
}

.bio-image-block img {
  border-radius: var(--radius-soft);
  box-shadow: var(--mobility-shadow-deep);
}

.bio-text-block {
  flex: 0 0 60%;
}

.bio-text-block h2 {
  font-size: 2.5rem;
  margin-bottom: 1.5rem;
}

.bio-text-block p {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: var(--articular-text-light);
}

.insight-stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  padding: 0 5% var(--pad-normal);
  max-width: 1440px;
  margin: 0 auto;
}

.insight-card {
  background: var(--articular-surface);
  border-radius: var(--radius-soft);
  padding: 2.5rem 1.5rem;
  text-align: center;
  box-shadow: var(--mobility-shadow-card);
  border-bottom: 4px solid #FF3366;
}

.insight-card strong {
  display: block;
  font-family: var(--font-display);
  font-size: 3.5rem;
  line-height: 1;
  background: var(--mobility-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  margin-bottom: 0.5rem;
}

/* RESERVE PAGE */
.booking-split-wrap {
  display: flex;
  max-width: 1440px;
  margin: calc(var(--pad-normal) + 40px) auto var(--pad-normal);
  padding: 0 5%;
  gap: 4rem;
}

.booking-info-aside {
  flex: 0 0 45%;
  position: sticky;
  top: 120px;
  align-self: flex-start;
}

.booking-info-aside h1 {
  font-size: clamp(2.5rem, 4vw, 4rem);
  margin-bottom: 1.5rem;
  background: var(--mobility-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.booking-info-aside p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
  color: var(--articular-text-light);
}

.booking-trust-list {
  list-style: none;
}

.booking-trust-list li {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  font-weight: 500;
}

.booking-trust-list svg {
  width: 24px;
  height: 24px;
  fill: #FF3366;
}

.booking-form-area {
  flex: 0 0 55%;
  background: var(--articular-surface);
  padding: 3rem;
  border-radius: var(--radius-soft);
  box-shadow: var(--mobility-shadow-deep);
}

.booking-input-group {
  margin-bottom: 1.5rem;
}

.booking-input-group label {
  display: block;
  font-family: var(--font-display);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.booking-input-group input,
.booking-input-group textarea {
  width: 100%;
  padding: 1rem;
  border: 1px solid #cbd5e1;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s;
}

.booking-input-group input:focus,
.booking-input-group textarea:focus {
  outline: none;
  border-color: #FF3366;
}

.booking-check-group {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  margin-bottom: 2rem;
  font-size: 0.9rem;
  color: var(--articular-text-light);
}

.booking-check-group input {
  margin-top: 4px;
}

.submit-action-btn {
  width: 100%;
  background: var(--mobility-gradient);
  color: #ffffff;
  border: none;
  padding: 1.25rem;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  text-transform: uppercase;
  border-radius: 8px;
  cursor: pointer;
  transition: opacity 0.3s;
}

.submit-action-btn:hover {
  opacity: 0.9;
}

.contact-mailto-link {
  display: block;
  text-align: center;
  margin-top: 1.5rem;
  color: var(--articular-text-main);
  text-decoration: underline;
}

/* FAQ ACCORDION */
.education-faq-zone {
  padding: var(--pad-normal) 5%;
  max-width: 900px;
  margin: 0 auto;
}

.education-faq-zone h2 {
  text-align: center;
  margin-bottom: 3rem;
  font-size: 2.5rem;
}

.faq-detail-item {
  background: var(--articular-surface);
  margin-bottom: 1rem;
  border-radius: 8px;
  box-shadow: 0 4px 6px rgba(0,0,0,0.05);
  overflow: hidden;
}

.faq-detail-item summary {
  padding: 1.5rem;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-detail-item summary::-webkit-details-marker {
  display: none;
}

.faq-detail-item summary::after {
  content: '+';
  font-size: 1.5rem;
  font-family: var(--font-display);
  color: #FF3366;
}

.faq-detail-item[open] summary::after {
  content: '-';
}

.faq-detail-item p {
  padding: 0 1.5rem 1.5rem;
  color: var(--articular-text-light);
}

/* FOOTER */
.joint-bottom-footer {
  background: var(--articular-dark);
  color: #94a3b8;
  padding: 4rem 5% 2rem;
  text-align: center;
}

.footer-inner-flex {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2rem;
  margin-bottom: 3rem;
}

.footer-brand svg {
  fill: #ffffff;
  margin-bottom: 1rem;
}

.footer-links-row {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-links-row a:hover {
  color: #ffffff;
}

.footer-disclaimer-text {
  font-size: 0.85rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  max-width: 800px;
  margin: 0 auto;
}

/* COOKIE BANNER */
.consent-notice-wrap {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--articular-surface);
  padding: 1.5rem 5%;
  box-shadow: 0 -10px 30px rgba(0,0,0,0.1);
  z-index: 9999;
  display: none;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
}

.consent-notice-wrap p {
  margin: 0;
  font-size: 0.95rem;
}

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

.consent-btn {
  padding: 0.75rem 1.5rem;
  border: none;
  border-radius: 4px;
  font-weight: 600;
  cursor: pointer;
  font-family: var(--font-body);
}

#accept-cookie {
  background: var(--mobility-gradient);
  color: #fff;
}

#decline-cookie {
  background: #e2e8f0;
  color: var(--articular-text-main);
}

/* GENERIC PAGE CONTENT */
.document-read-zone {
  padding: calc(var(--pad-normal) + 40px) 5% var(--pad-normal);
  max-width: 900px;
  margin: 0 auto;
  min-height: 80vh;
}

.document-read-zone h1 {
  margin-bottom: 2rem;
  font-size: 3rem;
}

.document-read-zone h2 {
  margin: 2rem 0 1rem;
  font-size: 1.8rem;
}

.document-read-zone p {
  margin-bottom: 1.5rem;
  font-size: 1.1rem;
  color: var(--articular-text-light);
}

/* RESPONSIVE */
@media (max-width: 1024px) {
  .habits-layout-grid, .insight-stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .booking-split-wrap {
    flex-direction: column;
  }
  .booking-info-aside {
    position: static;
  }
}

@media (max-width: 768px) {
  .joint-nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--articular-dark);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
    transition: clip-path 0.3s ease;
  }

  .joint-menu-checkbox:checked ~ .joint-nav-links {
    clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
  }

  .joint-mobile-trigger {
    display: block;
  }

  .hamburger-lines {
    width: 30px;
    height: 3px;
    background: #fff;
    position: relative;
    border-radius: 3px;
  }
  .hamburger-lines::before, .hamburger-lines::after {
    content: '';
    position: absolute;
    width: 30px;
    height: 3px;
    background: #fff;
    border-radius: 3px;
    transition: 0.3s;
  }
  .hamburger-lines::before { top: -8px; }
  .hamburger-lines::after { bottom: -8px; }

  /* Horizontal Scroll Mobile Force */
  .education-track-wrapper {
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    padding-bottom: 2rem;
    -webkit-overflow-scrolling: touch;
  }
  .education-track-card {
    flex: 0 0 85%;
    scroll-snap-align: center;
  }

  .habits-layout-grid, .insight-stats-grid {
    grid-template-columns: 1fr;
  }

  .workflow-flex-row {
    flex-direction: column;
    gap: 3rem;
  }
  .workflow-flex-row::before {
    display: none;
  }

  .action-stripe-inner {
    flex-direction: column;
    text-align: center;
  }

  .bio-split-area {
    flex-direction: column;
  }
  
  .consent-notice-wrap {
    flex-direction: column;
    text-align: center;
  }
}