/* CUSTOM VARIABLE DEFINITIONS FOR VISION VITAL */
:root {
  --vision-dark-abyss: #0B0F19;
  --vision-surface-slate: #1E293B;
  --vision-clean-snow: #F8FAFC;
  --vision-deep-ink: #0F172A;
  --vision-glass-indigo: rgba(99, 102, 241, 0.15);
  --vision-iris-pulse: #6366F1;
  --vision-emerald-glow: #10B981;
  --vision-amber-spark: #F59E0B;
  --vision-mist-gray: #E2E8F0;
  --vision-coral-warm: #F43F5E;
  --vision-sky-gradient: linear-gradient(135deg, #6366F1 0%, #10B981 100%);
  --vision-dark-gradient: linear-gradient(180deg, #0B0F19 0%, #1E293B 100%);
  
  --font-display: 'Oswald', sans-serif;
  --font-body: 'Poppins', sans-serif;
}

/* BASE STYLES & RESET */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  background-color: var(--vision-clean-snow);
  color: var(--vision-deep-ink);
  line-height: 1.6;
}

/* SCROLL PROGRESS INDICATOR */
.vis-top-scroller {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: var(--vision-sky-gradient);
  width: 0%;
  z-index: 10000;
  animation: vis-grow-bar linear;
  animation-timeline: scroll();
}

@keyframes vis-grow-bar {
  to { width: 100%; }
}

/* HEADER STYLE (STICKY & PROFESSIONAL DARK) */
.vis-header-navigation {
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  background-color: var(--vision-dark-abyss);
  z-index: 1000;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
}

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

.vis-brand-anchor {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--vision-clean-snow);
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.vis-logo-svg {
  width: 38px;
  height: 38px;
  fill: none;
  stroke: var(--vision-iris-pulse);
  stroke-width: 2.5;
}

.vis-navigation-pane {
  display: flex;
  align-items: center;
  gap: 2.5rem;
}

.vis-navigation-link {
  color: var(--vision-mist-gray);
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: color 0.3s ease;
  position: relative;
}

.vis-navigation-link:hover {
  color: var(--vision-iris-pulse);
}

.vis-navigation-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background-color: var(--vision-iris-pulse);
  transition: width 0.3s ease;
}

.vis-navigation-link:hover::after {
  width: 100%;
}

/* HAMBURGER MENU (CSS ONLY) */
.vis-menu-toggle-input {
  display: none;
}

.vis-hamburger-icon {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
}

.vis-hamburger-line {
  width: 28px;
  height: 3px;
  background-color: var(--vision-clean-snow);
  transition: 0.3s ease;
}

/* FOOTER STYLES */
.vis-footer-envelope {
  background-color: var(--vision-dark-abyss);
  color: var(--vision-mist-gray);
  padding: 4rem 2rem 2rem;
}

.vis-footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 2dvh;
}

.vis-footer-brand-side {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.vis-footer-disclaimer {
  font-size: 0.85rem;
  line-height: 1.5;
  color: rgba(226, 232, 240, 0.6);
}

.vis-footer-links-side {
  display: flex;
  justify-content: flex-end;
  gap: 3rem;
}

.vis-footer-meta-col {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.vis-footer-meta-title {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--vision-clean-snow);
  text-transform: uppercase;
}

.vis-footer-link {
  color: rgba(226, 232, 240, 0.8);
  text-decoration: none;
  font-size: 0.95rem;
  transition: color 0.3s ease;
}

.vis-footer-link:hover {
  color: var(--vision-iris-pulse);
}

.vis-footer-copyright-strip {
  max-width: 1200px;
  margin: 2rem auto 0;
  text-align: center;
  font-size: 0.85rem;
  color: rgba(226, 232, 240, 0.4);
}

/* HERO STAGE WITH STICKY MATRICS STRIP */
.vis-hero-billboard {
  height: 100vh;
  position: relative;
  background-image: url('img/bg.webp');
  background-size: cover;
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.vis-hero-dark-shield {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 15, 25, 0.65);
}

.vis-hero-text-wrap {
  position: relative;
  z-index: 5;
  max-width: 900px;
  padding: 0 2rem;
}

.vis-main-heading {
  font-family: var(--font-display);
  font-size: 4.5rem;
  font-weight: 800;
  color: var(--vision-clean-snow);
  text-transform: uppercase;
  letter-spacing: 2px;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.vis-sub-heading {
  font-size: 1.25rem;
  color: var(--vision-mist-gray);
  margin-bottom: 2.5rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.vis-pill-action-trigger {
  display: inline-block;
  padding: 1rem 3rem;
  border-radius: 999px;
  background: var(--vision-sky-gradient);
  color: var(--vision-clean-snow);
  text-decoration: none;
  font-weight: 600;
  text-transform: uppercase;
  font-size: 1rem;
  box-shadow: 0 10px 25px rgba(99, 102, 241, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vis-pill-action-trigger:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(99, 102, 241, 0.6);
}

/* FLOATING STATS STRIP */
.vis-floating-metrics-strip {
  position: relative;
  margin-top: -60px;
  z-index: 10;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 2rem;
}

.vis-floating-metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.vis-metric-item-card {
  background-color: var(--vision-dark-abyss);
  border-left: 5px solid var(--vision-iris-pulse);
  border-radius: 12px;
  padding: 2.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.vis-metric-huge-num {
  font-family: var(--font-display);
  font-size: 3.5rem;
  font-weight: 700;
  color: var(--vision-iris-pulse);
  line-height: 1;
}

.vis-metric-label {
  font-size: 1rem;
  color: var(--vision-mist-gray);
}

/* CONTENT SEGMENT: ZIGZAG SECTIONS */
.vis-zigzag-outer-wrap {
  padding: 10dvh 2rem;
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 8rem;
}

.vis-zigzag-section {
  display: flex;
  align-items: center;
  gap: 4rem;
}

.vis-zigzag-graphic-left {
  flex: 1;
  width: 45%;
  height: 420px;
  object-fit: cover;
  border-radius: 16px;
  clip-path: polygon(0 0, 100% 0, 88% 100%, 0% 100%);
  box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.vis-zigzag-graphic-right {
  flex: 1;
  width: 45%;
  height: 420px;
  object-fit: cover;
  border-radius: 16px;
  clip-path: polygon(12% 0, 100% 0, 100% 100%, 0% 100%);
  box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.vis-zigzag-message-box {
  flex: 1.2;
}

.vis-zigzag-tagline {
  color: var(--vision-iris-pulse);
  font-weight: 700;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
  font-size: 0.95rem;
}

.vis-zigzag-title {
  font-family: var(--font-display);
  font-size: 2.8rem;
  text-transform: uppercase;
  line-height: 1.2;
  margin-bottom: 1.5rem;
}

.vis-zigzag-paragraph {
  color: var(--vision-slate-shade);
  margin-bottom: 1.5rem;
  font-size: 1.05rem;
}

/* FEATURES GRID (4 ITEMS) */
.vis-features-strip {
  background-color: var(--vision-surface-slate);
  color: var(--vision-clean-snow);
  padding: 10dvh 2rem;
}

.vis-section-header-centered {
  max-width: 700px;
  margin: 0 auto 5rem;
  text-align: center;
}

.vis-section-title {
  font-family: var(--font-display);
  font-size: 3rem;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.vis-section-subtitle {
  color: var(--vision-mist-gray);
  font-size: 1.1rem;
}

.vis-grid-features-block {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
}

.vis-feature-tile-element {
  background-color: var(--vision-dark-abyss);
  border-left: 4px solid var(--vision-iris-pulse);
  padding: 3rem;
  border-radius: 16px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vis-feature-tile-element:hover {
  transform: translateY(-4px);
  box-shadow: 0 15px 30px rgba(0, 0, 0, 0.4);
}

.vis-feature-tile-icon {
  width: 50px;
  height: 50px;
  fill: none;
  stroke: var(--vision-emerald-glow);
  stroke-width: 2;
  margin-bottom: 1.5rem;
}

.vis-feature-tile-title {
  font-family: var(--font-display);
  font-size: 1.6rem;
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.vis-feature-tile-text {
  color: var(--vision-mist-gray);
}

/* HOW IT WORKS TIMELINE */
.vis-timeline-section {
  padding: 10dvh 2rem;
  background-color: var(--vision-clean-snow);
}

.vis-timeline-vertical-path {
  position: relative;
  max-width: 900px;
  margin: 0 auto;
  padding: 2rem 0;
}

.vis-timeline-backbone {
  position: absolute;
  left: 50%;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--vision-mist-gray);
  transform: translateX(-50%);
}

.vis-timeline-station {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 4rem;
  position: relative;
}

.vis-timeline-station:nth-child(even) {
  flex-direction: row-reverse;
}

.vis-timeline-bubble {
  width: 45%;
  background-color: white;
  border-radius: 16px;
  padding: 2.5rem;
  box-shadow: 0 10px 25px rgba(0,0,0,0.05);
}

.vis-timeline-disc {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  width: 44px;
  height: 44px;
  background-color: var(--vision-dark-abyss);
  border: 4px solid var(--vision-iris-pulse);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--vision-clean-snow);
  font-weight: 700;
  z-index: 2;
}

.vis-timeline-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.vis-timeline-desc {
  color: var(--vision-slate-shade);
}

/* CTA PARALLAX STRIP */
.vis-cta-parallax-strip {
  position: relative;
  background-image: url('img/bg.webp');
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  padding: 10dvh 2rem;
  text-align: center;
}

.vis-cta-shield {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(11, 15, 25, 0.75);
}

.vis-cta-interior-card {
  position: relative;
  z-index: 5;
  max-width: 800px;
  margin: 0 auto;
}

.vis-cta-title {
  font-family: var(--font-display);
  font-size: 3.2rem;
  text-transform: uppercase;
  color: var(--vision-clean-snow);
  margin-bottom: 1.5rem;
}

.vis-cta-desc {
  font-size: 1.2rem;
  color: var(--vision-mist-gray);
  margin-bottom: 2.5rem;
}

/* EXPERT BIO PANEL */
.vis-bio-split-view {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  gap: 4rem;
  align-items: center;
  padding: 10dvh 2rem;
}

.vis-bio-photo-panel {
  flex: 1;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.vis-bio-portrait {
  width: 100%;
  height: auto;
  display: block;
}

.vis-bio-narrative-panel {
  flex: 1.2;
}

.vis-bio-title {
  font-family: var(--font-display);
  font-size: 2.8rem;
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.vis-bio-role {
  color: var(--vision-iris-pulse);
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
}

.vis-bio-text {
  color: var(--vision-slate-shade);
  margin-bottom: 1.5rem;
}

/* FORM STYLES */
.vis-form-centered-envelope {
  max-width: 600px;
  margin: 0 auto;
  background-color: white;
  padding: 3.5rem;
  border-radius: 16px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
}

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

.vis-input-field-label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--vision-slate-shade);
}

.vis-input-field-element {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 2px solid var(--vision-mist-gray);
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.3s ease;
}

.vis-input-field-element:focus {
  outline: none;
  border-color: var(--vision-iris-pulse);
}

.vis-checkbox-label-block {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  font-size: 0.9rem;
  color: var(--vision-slate-shade);
  margin-bottom: 2rem;
  cursor: pointer;
}

.vis-checkbox-element {
  margin-top: 0.25rem;
}

.vis-submit-action-btn {
  display: block;
  width: 100%;
  padding: 1rem;
  background: var(--vision-sky-gradient);
  color: var(--vision-clean-snow);
  border: none;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 1.1rem;
  text-transform: uppercase;
  cursor: pointer;
  border-radius: 8px;
  box-shadow: 0 10px 20px rgba(99,102,241,0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.vis-submit-action-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 25px rgba(99,102,241,0.5);
}

/* FAQ ACCORDION (CSS ONLY) */
.vis-faq-accordion-block {
  max-width: 800px;
  margin: 8rem auto 0;
  padding: 0 2rem;
}

.vis-faq-accordion-item {
  margin-bottom: 1rem;
  border-bottom: 1px solid var(--vision-mist-gray);
  padding-bottom: 1rem;
}

.vis-faq-question-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-size: 1.3rem;
  text-transform: uppercase;
  cursor: pointer;
  padding: 1rem 0;
  color: var(--vision-deep-ink);
}

.vis-faq-toggle-state {
  display: none;
}

.vis-faq-toggle-icon {
  font-size: 1.5rem;
  color: var(--vision-iris-pulse);
  transition: transform 0.3s ease;
}

.vis-faq-answer-content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease, padding 0.3s ease;
  color: var(--vision-slate-shade);
}

.vis-faq-toggle-state:checked ~ .vis-faq-answer-content {
  max-height: 200px;
  padding-top: 0.5rem;
}

.vis-faq-toggle-state:checked ~ .vis-faq-question-label .vis-faq-toggle-icon {
  transform: rotate(45deg);
}

/* MINIMAL HERO STAGE FOR SUBPAGES */
.vis-hero-minimal-stage {
  background-color: var(--vision-dark-abyss);
  color: var(--vision-clean-snow);
  padding: 8rem 2rem 5rem;
  text-align: center;
  position: relative;
  background-image: url('img/bg.webp');
  background-size: cover;
  background-position: center;
}

.vis-hero-minimal-stage .vis-hero-dark-shield {
  background: rgba(11, 15, 25, 0.85);
}

.vis-hero-minimal-stage .vis-hero-text-wrap {
  margin: 0 auto;
}

/* COOKIE BANNER AT THE BOTTOM */
.vis-cookie-alert-dialog {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--vision-dark-abyss);
  color: var(--vision-mist-gray);
  z-index: 9999;
  padding: 1.5rem 2rem;
  box-shadow: 0 -10px 30px rgba(0,0,0,0.3);
  display: none;
}

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

.vis-cookie-text {
  font-size: 0.95rem;
}

.vis-cookie-btn-group {
  display: flex;
  gap: 1rem;
}

.vis-cookie-opt-btn {
  padding: 0.6rem 1.5rem;
  border-radius: 6px;
  font-family: var(--font-body);
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: background-color 0.3s ease;
}

.vis-cookie-opt-btn-accept {
  background: var(--vision-sky-gradient);
  color: var(--vision-clean-snow);
}

.vis-cookie-opt-btn-decline {
  background-color: transparent;
  color: var(--vision-mist-gray);
  border: 1px solid var(--vision-mist-gray);
}

.vis-cookie-opt-btn-decline:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* SCROLL REVEAL EFFECT */
.vis-reveal-active {
  animation: vis-reveal-up linear both;
  animation-timeline: view();
  animation-range: entry 10% cover 30%;
}

@keyframes vis-reveal-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

/* POLICY PAGES */
.vis-legal-content-wrap {
  max-width: 900px;
  margin: 6rem auto;
  padding: 0 2rem;
  color: var(--vision-slate-shade);
}

.vis-legal-paragraph {
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.vis-legal-title {
  font-family: var(--font-display);
  font-size: 2rem;
  text-transform: uppercase;
  margin: 3rem 0 1.5rem;
  color: var(--vision-deep-ink);
}

/* RESPONSIVE DESIGN (320px to 1440px) */
@media (max-width: 991px) {
  .vis-main-heading {
    font-size: 3rem;
  }
  .vis-floating-metrics-grid {
    grid-template-columns: 1fr;
    gap: 1rem;
  }
  .vis-zigzag-section {
    flex-direction: column;
    gap: 2rem;
  }
  .vis-zigzag-graphic-left, .vis-zigzag-graphic-right {
    width: 100%;
    height: 300px;
    clip-path: none;
  }
  .vis-grid-features-block {
    grid-template-columns: 1fr;
  }
  .vis-timeline-backbone {
    left: 20px;
  }
  .vis-timeline-station {
    flex-direction: row !important;
    margin-bottom: 3rem;
  }
  .vis-timeline-bubble {
    width: calc(100% - 50px);
    margin-left: auto;
  }
  .vis-timeline-disc {
    left: 20px;
  }
  .vis-bio-split-view {
    flex-direction: column;
    gap: 2rem;
  }
  .vis-footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  .vis-footer-links-side {
    justify-content: flex-start;
  }
}

@media (max-width: 768px) {
  .vis-hamburger-icon {
    display: flex;
  }
  .vis-navigation-pane {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--vision-dark-abyss);
    flex-direction: column;
    gap: 1.5rem;
    padding: 2rem;
    display: none;
  }
  .vis-menu-toggle-input:checked ~ .vis-navigation-pane {
    display: flex;
  }
  .vis-cookie-inner-envelope {
    flex-direction: column;
    text-align: center;
  }
}