/* CUSTOM THEME VARIABLES FOR EYE HEALTH EDUCATIONAL SITE (PRESET N: ORGANIC BLOB + FLUID LAYOUT) */
:root {
  --sight-bg: #F4F8F6;
  --sight-surface: #FFFFFF;
  --sight-tone: #10B981;
  --sight-tone-hover: #059669;
  --sight-accent-warm: #F59E0B;
  --sight-ink: #0F172A;
  --sight-slate: #475569;
  --sight-soft-mint: #E6F4F0;
  --sight-gradient: linear-gradient(135deg, #065F46 0%, #10B981 100%);
  --sight-hero-grad: linear-gradient(120deg, #E6F4F0 0%, #D1FAE5 50%, #ECFDF5 100%);
  
  --font-display: 'Montserrat', sans-serif;
  --font-body: 'Open Sans', sans-serif;

  --sight-radius-blob: 60% 40% 30% 70% / 60% 30% 70% 40%;
  --sight-radius-pill: 999px;
  --sight-radius-card: 28px;
  --sight-shadow-raised: 0 12px 35px rgba(16, 185, 129, 0.08);
  --sight-shadow-deep: 0 20px 45px rgba(15, 23, 42, 0.12);
}

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

html {
  scroll-behavior: smooth;
  font-family: var(--font-body);
  background-color: var(--sight-bg);
  color: var(--sight-ink);
  line-height: 1.6;
}

body.sight-page-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

/* SCROLL-DRIVEN ANIMATION PROGRESS BAR */
.opti-scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: var(--sight-tone);
  width: 100%;
  transform-origin: 0 50%;
  z-index: 10000;
  animation: opti-progress fill auto linear;
  animation-timeline: scroll();
}

@keyframes opti-progress {
  0% { transform: scaleX(0); }
  100% { transform: scaleX(1); }
}

/* HEADER & NAVIGATION */
.ocular-header-stage {
  position: sticky;
  top: 0;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  z-index: 9000;
  border-bottom: 1px solid rgba(16, 185, 129, 0.15);
  padding: 1dvh 5vw;
}

.pupil-header-shell {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.sight-logo-blob {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--sight-ink);
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.3rem;
}

.sight-logo-icon {
  width: 46px;
  height: 46px;
  background: var(--sight-soft-mint);
  color: var(--sight-tone-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50% 50% 50% 50% / 60% 40% 60% 40%;
  transition: border-radius 0.4s ease;
}

.sight-logo-blob:hover .sight-logo-icon {
  border-radius: 40% 60% 45% 55% / 50% 45% 55% 50%;
}

.pupil-checkbox-state {
  display: none;
}

.pupil-burger-trigger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 0.5rem;
}

.pupil-burger-trigger span {
  width: 26px;
  height: 3px;
  background-color: var(--sight-ink);
  border-radius: 2px;
  transition: all 0.3s ease;
}

.pupil-nav-list {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.pupil-nav-link {
  text-decoration: none;
  color: var(--sight-ink);
  font-weight: 600;
  font-size: 1.05rem;
  transition: color 0.25s ease;
  position: relative;
}

.pupil-nav-link:hover, .pupil-nav-link.active {
  color: var(--sight-tone-hover);
}

.pupil-nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: var(--sight-tone);
  border-radius: 2px;
}

/* MAIN STAGE CONTAINER */
.sight-main-stage {
  flex: 1;
}

/* HERO SECTION (PRESET N: SPLIT FLUID + ORGANIC BLOB) */
.ocular-hero-layout {
  padding: 10dvh 5vw;
  background: var(--sight-hero-grad);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 3rem;
  clip-path: polygon(0 0, 100% 0, 100% 95%, 0 100%);
}

.ocular-hero-text {
  flex: 1;
  max-width: 620px;
}

.focus-tag-badge {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  background: var(--sight-surface);
  color: var(--sight-tone-hover);
  border-radius: var(--sight-radius-pill);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.5px;
  box-shadow: 0 4px 15px rgba(0,0,0,0.05);
  margin-bottom: 1.2rem;
}

.ocular-hero-heading {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  color: var(--sight-ink);
  margin-bottom: 1.2rem;
}

.ocular-hero-lead {
  font-size: 1.15rem;
  color: var(--sight-slate);
  margin-bottom: 2rem;
}

.ocular-action-group {
  display: flex;
  gap: 1.2rem;
  flex-wrap: wrap;
}

.opti-pill-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.2rem;
  background: var(--sight-gradient);
  color: #FFFFFF;
  text-decoration: none;
  font-weight: 700;
  border-radius: var(--sight-radius-pill);
  box-shadow: 0 10px 25px rgba(16, 185, 129, 0.3);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  border: none;
  cursor: pointer;
  font-size: 1rem;
}

.opti-pill-action:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(16, 185, 129, 0.4);
}

.opti-ghost-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 1rem 2.2rem;
  background: transparent;
  color: var(--sight-ink);
  border: 2px solid var(--sight-tone);
  text-decoration: none;
  font-weight: 700;
  border-radius: var(--sight-radius-pill);
  transition: all 0.3s ease;
}

.opti-ghost-action:hover {
  background: var(--sight-tone);
  color: #FFFFFF;
}

.ocular-hero-media {
  flex: 1;
  display: flex;
  justify-content: center;
}

.hero-blob-wrapper {
  width: 100%;
  max-width: 480px;
  height: 440px;
  border-radius: var(--sight-radius-blob);
  overflow: hidden;
  box-shadow: var(--sight-shadow-deep);
  transition: border-radius 0.8s ease;
}

.hero-blob-wrapper:hover {
  border-radius: 40% 60% 60% 40% / 50% 50% 50% 50%;
}

.hero-organic-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* FOCUS WAVE BANNER SECTION */
.focus-wave-banner {
  padding: 10dvh 5vw;
  background: var(--sight-surface);
  clip-path: polygon(0 4%, 100% 0, 100% 96%, 0 100%);
  margin: 2rem 0;
  animation: view-fade auto linear;
  animation-timeline: view();
}

.wave-content-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 4rem;
}

.wave-image-blob {
  flex: 1;
  max-width: 480px;
  height: 380px;
  clip-path: ellipse(50% 46% at 55% 50%);
  overflow: hidden;
}

.wave-organic-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.wave-text-block {
  flex: 1;
}

.section-fluid-heading {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700;
  color: var(--sight-ink);
  margin-bottom: 1rem;
}

.section-body-text {
  font-size: 1.05rem;
  color: var(--sight-slate);
  margin-bottom: 1.2rem;
}

/* FEATURES SECTION */
.visio-perks-holder {
  padding: 10dvh 5vw;
  max-width: 1280px;
  margin: 0 auto;
}

.section-header-centered {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

.perks-organic-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2rem;
}

.perk-item-box {
  background: var(--sight-surface);
  padding: 2.5rem 2rem;
  border-radius: var(--sight-radius-card);
  box-shadow: var(--sight-shadow-raised);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.perk-item-box:hover {
  transform: translateY(-8px);
  box-shadow: var(--sight-shadow-deep);
}

.perk-blob-icon {
  width: 64px;
  height: 64px;
  background: var(--sight-soft-mint);
  color: var(--sight-tone-hover);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 60% 40% 55% 45% / 45% 55% 40% 60%;
  margin-bottom: 1.5rem;
  transition: border-radius 0.6s ease;
}

.perk-item-box:hover .perk-blob-icon {
  border-radius: 45% 55% 40% 60% / 60% 40% 55% 45%;
}

.perk-title {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.perk-desc {
  color: var(--sight-slate);
  font-size: 0.98rem;
}

/* HOW IT WORKS / STEPS SECTION */
.routine-steps-flow {
  padding: 10dvh 5vw;
  background: var(--sight-soft-mint);
  clip-path: polygon(0 0, 100% 5%, 100% 100%, 0 95%);
}

.steps-bubble-container {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  position: relative;
}

.step-bubble-card {
  background: var(--sight-surface);
  padding: 2.5rem 2rem;
  border-radius: var(--sight-radius-card);
  text-align: center;
  position: relative;
  box-shadow: var(--sight-shadow-raised);
}

.bubble-num-node {
  width: 58px;
  height: 58px;
  background: var(--sight-gradient);
  color: #FFFFFF;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 1.5rem auto;
  border-radius: 55% 45% 48% 52% / 50% 50% 50% 50%;
}

.step-card-title {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.step-card-text {
  color: var(--sight-slate);
  font-size: 0.95rem;
}

/* CTA STRIP */
.ocular-cta-strip {
  padding: 8dvh 5vw;
  background: var(--sight-gradient);
  color: #FFFFFF;
  text-align: center;
  clip-path: polygon(0 8%, 100% 0, 100% 92%, 0 100%);
  margin: 4rem 0 2rem 0;
}

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

.cta-strip-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  margin-bottom: 1rem;
}

.cta-strip-sub {
  font-size: 1.15rem;
  opacity: 0.9;
  margin-bottom: 2rem;
}

.cta-bright {
  background: #FFFFFF !important;
  color: var(--sight-tone-hover) !important;
  box-shadow: 0 10px 25px rgba(0,0,0,0.15) !important;
}

.cta-bright:hover {
  background: var(--sight-bg) !important;
  transform: translateY(-3px);
}

/* EXPERT PAGE STYLES */
.expert-hero-shell {
  padding: 10dvh 5vw 6dvh 5vw;
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 3rem;
}

.expert-text-col { flex: 1; }
.expert-media-col { flex: 1; }

.expert-blob-frame {
  width: 100%;
  max-width: 480px;
  height: 420px;
  border-radius: 40% 60% 70% 30% / 50% 60% 40% 50%;
  overflow: hidden;
  box-shadow: var(--sight-shadow-deep);
}

.expert-img-fit {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.expert-stats-section {
  padding: 4dvh 5vw;
  max-width: 1200px;
  margin: 0 auto;
}

.stats-pills-row {
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 1.5rem;
}

.stat-blob-pill {
  background: var(--sight-surface);
  padding: 1.5rem 2.5rem;
  border-radius: var(--sight-radius-pill);
  box-shadow: var(--sight-shadow-raised);
  text-align: center;
  min-width: 200px;
}

.stat-big-num {
  display: block;
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--sight-tone-hover);
}

.stat-label-text {
  font-size: 0.9rem;
  color: var(--sight-slate);
  font-weight: 600;
}

.expert-content-block {
  padding: 8dvh 5vw;
  max-width: 900px;
  margin: 0 auto;
}

.organic-pull-quote {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-style: italic;
  font-weight: 600;
  color: var(--sight-tone-hover);
  border-left: 4px solid var(--sight-tone);
  padding-left: 1.5rem;
  margin: 2rem 0;
}

/* RESERVE PAGE STYLES */
.reserve-hero-intro {
  padding: 8dvh 5vw 4dvh 5vw;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.reserve-info-grid {
  padding: 4dvh 5vw;
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.clarity-card-box {
  background: var(--sight-surface);
  padding: 2.5rem 2rem;
  border-radius: var(--sight-radius-card);
  box-shadow: var(--sight-shadow-raised);
}

.card-box-title {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.card-box-desc {
  color: var(--sight-slate);
  font-size: 0.95rem;
  margin-bottom: 1.2rem;
}

.badge-num-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.badge-num-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.95rem;
}

.mini-badge-num {
  width: 26px;
  height: 26px;
  background: var(--sight-soft-mint);
  color: var(--sight-tone-hover);
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
}

.email-direct-wrap {
  margin-top: 1rem;
  font-weight: 600;
}

.email-direct-link {
  color: var(--sight-tone-hover);
  text-decoration: underline;
}

.reserve-form-section {
  padding: 6dvh 5vw 10dvh 5vw;
  max-width: 760px;
  margin: 0 auto;
}

.reserve-blob-card {
  background: var(--sight-surface);
  padding: 3.5rem 3rem;
  border-radius: 28px;
  box-shadow: 0 12px 40px rgba(0,0,0,0.12);
}

.sight-form-layout {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

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

.form-input-label {
  font-weight: 600;
  font-size: 0.95rem;
}

.form-text-input, .form-textarea-input {
  width: 100%;
  padding: 0.9rem 1.2rem;
  border: 1.5px solid #CBD5E1;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 1rem;
  transition: border-color 0.25s ease;
}

.form-text-input:focus, .form-textarea-input:focus {
  outline: none;
  border-color: var(--sight-tone);
}

.form-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-top: 0.5rem;
}

.form-check-box {
  width: 20px;
  height: 20px;
  margin-top: 0.2rem;
  accent-color: var(--sight-tone);
}

.form-check-label {
  font-size: 0.88rem;
  color: var(--sight-slate);
}

.form-submit-btn {
  width: 100%;
  margin-top: 1rem;
}

.reserve-faq-section {
  padding: 8dvh 5vw;
  max-width: 900px;
  margin: 0 auto;
}

.faq-soft-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.faq-soft-item {
  background: var(--sight-surface);
  padding: 2rem;
  border-radius: 16px;
  box-shadow: var(--sight-shadow-raised);
}

.faq-question-title {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--sight-ink);
  margin-bottom: 0.5rem;
}

.faq-answer-text {
  color: var(--sight-slate);
  font-size: 0.98rem;
}

/* THANK YOU PAGE */
.thank-you-layout {
  padding: 10dvh 5vw;
  max-width: 700px;
  margin: 0 auto;
  text-align: center;
}

.thank-card-wrapper {
  background: var(--sight-surface);
  padding: 3.5rem 2.5rem;
  border-radius: var(--sight-radius-card);
  box-shadow: var(--sight-shadow-deep);
}

.thank-blob-media {
  width: 160px;
  height: 160px;
  margin: 0 auto;
  border-radius: 50%;
  overflow: hidden;
}

.thank-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* LEGAL PAGES */
.legal-doc-container {
  padding: 8dvh 5vw;
  max-width: 900px;
  margin: 0 auto;
  min-height: 80vh;
}

.legal-update-date {
  color: var(--sight-slate);
  font-size: 0.9rem;
  margin-bottom: 2rem;
}

.legal-divider {
  border: none;
  height: 1px;
  background: #E2E8F0;
  margin: 3rem 0;
}

/* FOOTER */
.sight-footer-stage {
  background: var(--sight-ink);
  color: #F8FAFC;
  padding: 8dvh 5vw 4dvh 5vw;
  margin-top: auto;
}

.footer-shell-container {
  max-width: 1280px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-branding {
  max-width: 400px;
}

.footer-branding .sight-logo-blob {
  color: #FFFFFF;
}

.footer-tagline {
  color: #94A3B8;
  font-size: 0.95rem;
  margin-top: 1rem;
}

.footer-nav-heading {
  font-family: var(--font-display);
  font-size: 1.1rem;
  margin-bottom: 1rem;
  color: var(--sight-tone);
}

.footer-menu-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-menu-list a {
  color: #CBD5E1;
  text-decoration: none;
  transition: color 0.25s ease;
}

.footer-menu-list a:hover {
  color: var(--sight-tone);
}

.footer-disclaimer-box {
  max-width: 1280px;
  margin: 0 auto;
  padding-top: 2rem;
  border-top: 1px solid #334155;
  color: #94A3B8;
  font-size: 0.88rem;
  text-align: center;
}

.footer-copy {
  margin-top: 1rem;
  color: #64748B;
}

/* COOKIE BANNER */
.cookie-banner-organic {
  position: fixed;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  max-width: 720px;
  background: var(--sight-surface);
  border-radius: var(--sight-radius-card);
  box-shadow: 0 15px 45px rgba(0,0,0,0.2);
  padding: 1.5rem 2rem;
  z-index: 9999;
  border: 1px solid var(--sight-soft-mint);
}

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

.cookie-text-msg {
  font-size: 0.92rem;
  color: var(--sight-ink);
  flex: 1;
  min-width: 260px;
}

.cookie-btn-group {
  display: flex;
  gap: 0.75rem;
}

.cookie-btn-accept {
  padding: 0.6rem 1.4rem;
  background: var(--sight-tone);
  color: #FFFFFF;
  border: none;
  border-radius: var(--sight-radius-pill);
  font-weight: 700;
  cursor: pointer;
  transition: background 0.25s ease;
}

.cookie-btn-accept:hover {
  background: var(--sight-tone-hover);
}

.cookie-btn-decline {
  padding: 0.6rem 1.4rem;
  background: #E2E8F0;
  color: var(--sight-slate);
  border: none;
  border-radius: var(--sight-radius-pill);
  font-weight: 600;
  cursor: pointer;
}

/* RESPONSIVE DESIGN (MOBILE & TABLET) */
@media (max-width: 992px) {
  .ocular-hero-layout, .wave-content-inner, .expert-hero-shell {
    flex-direction: column;
    text-align: center;
  }

  .ocular-action-group {
    justify-content: center;
  }

  .hero-blob-wrapper, .wave-image-blob, .expert-blob-frame {
    max-width: 100%;
    height: 320px;
  }
}

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

  .pupil-nav-holder {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--sight-surface);
    padding: 2rem 5vw;
    box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    display: none;
  }

  .pupil-checkbox-state:checked ~ .pupil-nav-holder {
    display: block;
  }

  .pupil-nav-list {
    flex-direction: column;
    gap: 1.5rem;
  }

  .reserve-blob-card {
    padding: 2rem 1.5rem;
  }
}