:root {
  --yi-bg: #0a0d12;
  --yi-bg-soft: #10141b;
  --yi-surface: #161b24;
  --yi-surface-2: #1c222d;
  --yi-border: rgba(255,255,255,0.08);
  --yi-border-strong: rgba(255,255,255,0.16);
  --yi-text: #eef0f2;
  --yi-text-muted: #9aa4b2;
  --yi-text-dim: #6b7684;

  --yi-ember: #ff7a48;
  --yi-ember-2: #ff9868;
  --yi-ember-soft: rgba(255,122,72,0.14);
  --yi-tide: #2fd6c6;
  --yi-tide-2: #57e5d8;
  --yi-tide-soft: rgba(47,214,198,0.14);
  --yi-gradient: linear-gradient(135deg, var(--yi-ember), var(--yi-tide));
  --yi-gradient-soft: linear-gradient(135deg, var(--yi-ember-soft), var(--yi-tide-soft));

  --yi-radius-xs: 8px;
  --yi-radius-sm: 12px;
  --yi-radius-md: 20px;
  --yi-radius-lg: 30px;
  --yi-radius-full: 999px;

  --yi-shadow-sm: 0 2px 10px rgba(0,0,0,0.35);
  --yi-shadow-md: 0 16px 40px -12px rgba(0,0,0,0.5), 0 4px 14px rgba(0,0,0,0.3);
  --yi-shadow-lg: 0 36px 80px -24px rgba(0,0,0,0.65), 0 12px 32px rgba(0,0,0,0.4);
  --yi-glow-ember: 0 0 0 1px rgba(255,122,72,0.35), 0 10px 34px rgba(255,122,72,0.25);
  --yi-glow-tide: 0 0 0 1px rgba(47,214,198,0.35), 0 10px 34px rgba(47,214,198,0.25);

  --yi-transition: .35s cubic-bezier(.4,0,.2,1);
  --yi-max-width: 1240px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  background: var(--yi-bg);
  color: var(--yi-text);
  font-family: 'Inter', sans-serif;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  background-image:
    radial-gradient(1200px 600px at 85% -10%, rgba(47,214,198,0.08), transparent 60%),
    radial-gradient(900px 500px at 5% 20%, rgba(255,122,72,0.07), transparent 55%);
  background-attachment: fixed;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; background: none; border: none; color: inherit; }
h1, h2, h3, h4 { font-family: 'Space Grotesk', sans-serif; font-weight: 600; line-height: 1.2; letter-spacing: -0.01em; }
.yi-container { max-width: var(--yi-max-width); margin: 0 auto; padding: 0 1.5rem; }

.yi-eyebrow {
  display: inline-block;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--yi-tide);
  margin-bottom: 1rem;
}
.yi-accent {
  background: var(--yi-gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.yi-highlighted {
  color: var(--yi-ember-2);
  font-weight: 600;
}


.yi-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.9rem 1.8rem;
  border-radius: var(--yi-radius-full);
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  min-height: 48px;
  transition: transform var(--yi-transition), box-shadow var(--yi-transition), background var(--yi-transition), border-color var(--yi-transition), color var(--yi-transition);
  border: 1px solid transparent;
  white-space: nowrap;
}
.yi-btn-primary {
  background: var(--yi-gradient);
  color: #0a0d12;
  box-shadow: var(--yi-glow-ember);
}
.yi-btn-primary:hover { transform: translateY(-3px); box-shadow: 0 0 0 1px rgba(255,122,72,0.45), 0 16px 44px rgba(255,122,72,0.35); }
.yi-btn-ghost {
  background: rgba(255,255,255,0.04);
  color: var(--yi-text);
  border-color: var(--yi-border-strong);
  backdrop-filter: blur(6px);
}
.yi-btn-ghost:hover { border-color: var(--yi-tide); color: var(--yi-tide-2); transform: translateY(-3px); }
.yi-btn-ghost-light {
  background: rgba(255,255,255,0.1);
  color: #fff;
  border-color: rgba(255,255,255,0.35);
}
.yi-btn-ghost-light:hover { background: rgba(255,255,255,0.18); transform: translateY(-3px); }
.yi-btn-outline {
  background: transparent;
  color: var(--yi-tide);
  border-color: var(--yi-tide);
}
.yi-btn-outline:hover { background: var(--yi-tide-soft); transform: translateY(-3px); }

.yi-text-link {
  display: inline-flex; align-items: center; gap: 0.5rem;
  color: var(--yi-tide-2); font-weight: 600; font-family: 'Space Grotesk', sans-serif;
  transition: gap var(--yi-transition), color var(--yi-transition);
}
.yi-text-link:hover { gap: 0.85rem; color: var(--yi-ember-2); }


.yi-nav-wrap { position: fixed; top: 0; left: 0; width: 100%; z-index: 100; padding: 1.1rem 1.25rem 0; }
.yi-nav {
  max-width: var(--yi-max-width);
  margin: 0 auto;
  background: rgba(15,18,24,0.35);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--yi-radius-full);
  backdrop-filter: blur(16px);
  box-shadow: var(--yi-shadow-sm);
  transition: background var(--yi-transition), box-shadow var(--yi-transition), border-color var(--yi-transition);
}
.yi-nav.yi-nav-solid, .yi-nav-solid {
  background: rgba(12,15,20,0.92);
  border-color: var(--yi-border-strong);
  box-shadow: var(--yi-shadow-md);
}
.yi-nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 0.65rem 0.65rem 0.65rem 1.4rem;
  gap: 1rem;
}
.yi-nav-logo { display: flex; align-items: center; gap: 0.6rem; font-family: 'Space Grotesk', sans-serif; font-weight: 700; font-size: 1.15rem; }
.yi-nav-links { display: flex; align-items: center; gap: 1.9rem; }
.yi-nav-links a {
  font-size: 0.92rem; font-weight: 500; color: var(--yi-text-muted);
  transition: color var(--yi-transition);
  position: relative;
}
.yi-nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -6px; height: 2px; width: 0;
  background: var(--yi-gradient); transition: width var(--yi-transition);
}
.yi-nav-links a:hover, .yi-nav-links a.yi-active { color: var(--yi-text); }
.yi-nav-links a:hover::after, .yi-nav-links a.yi-active::after { width: 100%; }
.yi-nav-cta { display: inline-flex; }
.yi-nav-toggle {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; border-radius: 50%;
  background: rgba(255,255,255,0.06); position: relative; z-index: 220;
}
.yi-nav-toggle span {
  display: block; width: 20px; height: 2px; margin: 0 auto; background: var(--yi-text);
  transition: transform .35s cubic-bezier(.4,0,.2,1), opacity .35s ease;
}
.yi-nav-wrap:has(.yi-mobile-menu.yi-open) .yi-nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.yi-nav-wrap:has(.yi-mobile-menu.yi-open) .yi-nav-toggle span:nth-child(2) { opacity: 0; }
.yi-nav-wrap:has(.yi-mobile-menu.yi-open) .yi-nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }


.yi-mobile-menu {
  position: fixed; inset: 0; z-index: 150;
  background: radial-gradient(circle at 50% 30%, #182029, #0a0d12 70%);
  clip-path: circle(0px at var(--yi-x, 92%) var(--yi-y, 4%));
  transition: clip-path .65s cubic-bezier(.65,0,.35,1);
  pointer-events: none;
  display: flex; align-items: center; justify-content: center;
}
.yi-mobile-menu.yi-open {
  clip-path: circle(150% at var(--yi-x, 92%) var(--yi-y, 4%));
  pointer-events: auto;
}
.yi-mobile-links { display: flex; flex-direction: column; gap: 1.5rem; text-align: center; }
.yi-mobile-links a {
  font-family: 'Space Grotesk', sans-serif; font-size: 1.6rem; font-weight: 600; color: var(--yi-text);
  opacity: 0; transform: translateY(14px);
  transition: opacity .45s ease .1s, transform .45s ease .1s, color var(--yi-transition);
}
.yi-mobile-menu.yi-open .yi-mobile-links a { opacity: 1; transform: translateY(0); }
.yi-mobile-menu.yi-open .yi-mobile-links li:nth-child(2) a { transition-delay: .18s; }
.yi-mobile-menu.yi-open .yi-mobile-links li:nth-child(3) a { transition-delay: .26s; }
.yi-mobile-menu.yi-open .yi-mobile-links li:nth-child(4) a { transition-delay: .34s; }
.yi-mobile-menu.yi-open .yi-mobile-links li:nth-child(5) a { transition-delay: .42s; }
.yi-mobile-links a:hover { color: var(--yi-tide); }
body.yi-no-scroll { overflow: hidden; }


.yi-hero {
  position: relative; min-height: 100vh; display: flex; align-items: center; justify-content: center;
  overflow: hidden; padding: 8rem 1.5rem 4rem;
}
.yi-hero-bg { position: absolute; inset: 0; z-index: 0; }
.yi-hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.yi-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(8,10,14,0.55) 0%, rgba(8,10,14,0.75) 55%, var(--yi-bg) 100%),
              linear-gradient(120deg, rgba(255,122,72,0.18), rgba(47,214,198,0.18));
}
.yi-hero-content {
  position: relative; z-index: 2; max-width: 780px; text-align: center;
  animation: yiHeroIn 1s cubic-bezier(.2,.8,.2,1) both;
}
@keyframes yiHeroIn {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
.yi-hero h1 {
  font-size: clamp(2.4rem, 6vw, 4.2rem);
  margin-bottom: 1.4rem;
}
.yi-hero-lead {
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  color: var(--yi-text-muted);
  max-width: 620px; margin: 0 auto 2.2rem;
}
.yi-hero-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.yi-hero-meta {
  display: flex; gap: 2rem; justify-content: center; margin-top: 2.4rem;
  font-size: 0.85rem; color: var(--yi-text-dim); flex-wrap: wrap;
}
.yi-hero-meta i { color: var(--yi-tide); margin-right: 0.4rem; }
.yi-hero-scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  width: 26px; height: 42px; border: 2px solid rgba(255,255,255,0.3); border-radius: var(--yi-radius-full);
  z-index: 2;
}
.yi-hero-scroll span {
  display: block; width: 4px; height: 8px; background: var(--yi-tide); border-radius: 2px;
  margin: 7px auto; animation: yiScrollDot 1.8s ease-in-out infinite;
}
@keyframes yiScrollDot { 0% { transform: translateY(0); opacity: 1; } 70% { transform: translateY(14px); opacity: 0; } 100% { opacity: 0; } }


.yi-page-hero {
  padding: 10rem 1.5rem 4.5rem;
  background: linear-gradient(180deg, rgba(255,122,72,0.08), transparent 70%);
  border-bottom: 1px solid var(--yi-border);
}
.yi-page-hero h1 { font-size: clamp(2.2rem, 5vw, 3.4rem); margin-bottom: 1.1rem; max-width: 780px; }
.yi-page-hero p { color: var(--yi-text-muted); max-width: 640px; font-size: 1.08rem; }
.yi-legal-hero p { color: var(--yi-text-dim); font-size: 0.95rem; }


.yi-section { padding: 6.5rem 0; position: relative; }
.yi-section-head { max-width: 640px; margin-bottom: 3rem; }
.yi-section-head-center { max-width: 640px; margin-left: auto; margin-right: auto; text-align: center; }
.yi-section-head h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin-bottom: 1rem; }
.yi-section-head p { color: var(--yi-text-muted); font-size: 1.05rem; }

.yi-reveal { opacity: 0; transform: translateY(28px); transition: opacity .8s ease, transform .8s ease; }
.yi-reveal.yi-visible { opacity: 1; transform: translateY(0); }


.yi-section:has(.yi-highlighted-text) { background: linear-gradient(180deg, rgba(47,214,198,0.05), transparent); }


.yi-about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 3.5rem; align-items: center; }
.yi-about-grid-reverse { grid-template-columns: 0.9fr 1.1fr; }
.yi-about-grid-reverse .yi-about-media { order: -1; }
.yi-about-text h2 { font-size: clamp(1.9rem, 3.6vw, 2.5rem); margin-bottom: 1.2rem; }
.yi-about-text p { color: var(--yi-text-muted); margin-bottom: 1.1rem; }
.yi-about-media img {
  border-radius: var(--yi-radius-lg); box-shadow: var(--yi-shadow-lg);
  border: 1px solid var(--yi-border);
}


.yi-pillar-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
.yi-pillar-card {
  background: var(--yi-surface); border: 1px solid var(--yi-border);
  border-radius: var(--yi-radius-md); padding: 2rem;
  transition: transform var(--yi-transition), box-shadow var(--yi-transition), border-color var(--yi-transition);
}
.yi-pillar-card:hover { transform: translateY(-6px); box-shadow: var(--yi-shadow-md); border-color: var(--yi-border-strong); }
.yi-pillar-icon {
  width: 52px; height: 52px; border-radius: var(--yi-radius-sm);
  display: flex; align-items: center; justify-content: center;
  background: var(--yi-gradient-soft); color: var(--yi-ember-2); font-size: 1.3rem; margin-bottom: 1.2rem;
}
.yi-pillar-card h3 { font-size: 1.15rem; margin-bottom: 0.6rem; }
.yi-pillar-card p { color: var(--yi-text-muted); font-size: 0.95rem; }


.yi-card:has(img) { padding: 0; overflow: hidden; }
.yi-card:has(img) .yi-card-body { padding: 1.6rem; }
.yi-card:not(:has(img)) { padding: 1.8rem; }


.yi-format-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3.5rem; align-items: center; }
.yi-format-grid-reverse { grid-template-columns: 1.1fr 0.9fr; }
.yi-format-grid-reverse .yi-format-media { order: 2; }
.yi-format-media img { border-radius: var(--yi-radius-lg); box-shadow: var(--yi-shadow-lg); border: 1px solid var(--yi-border); }
.yi-format-text h2 { font-size: clamp(1.8rem, 3.4vw, 2.4rem); margin-bottom: 1.1rem; }
.yi-format-text p { color: var(--yi-text-muted); margin-bottom: 1.3rem; }
.yi-checklist { display: flex; flex-direction: column; gap: 0.9rem; margin-bottom: 1.8rem; }
.yi-checklist li { display: flex; align-items: flex-start; gap: 0.7rem; color: var(--yi-text); font-size: 0.98rem; }
.yi-checklist i { color: var(--yi-tide); margin-top: 3px; }


.yi-who-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.8rem; margin-bottom: 2rem; }
.yi-who-card {
  border-radius: var(--yi-radius-md); overflow: hidden; background: var(--yi-surface);
  border: 1px solid var(--yi-border);
  transition: transform var(--yi-transition), box-shadow var(--yi-transition);
}
.yi-who-card:hover { transform: translateY(-6px); box-shadow: var(--yi-shadow-md); }
.yi-who-card img { width: 100%; height: 220px; object-fit: cover; }
.yi-who-body { padding: 1.5rem; }
.yi-who-body h3 { font-size: 1.15rem; margin-bottom: 0.5rem; }
.yi-who-body p { color: var(--yi-text-muted); font-size: 0.95rem; }
.yi-who-cta { text-align: center; }


.yi-philosophy-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3.5rem; align-items: center; }
.yi-philosophy-media img { border-radius: var(--yi-radius-lg); box-shadow: var(--yi-shadow-lg); border: 1px solid var(--yi-border); }
.yi-philosophy-text h2 { font-size: clamp(1.9rem, 3.6vw, 2.5rem); margin-bottom: 1.1rem; }
.yi-philosophy-text p { color: var(--yi-text-muted); margin-bottom: 1rem; }


.yi-contact-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.6rem; }
.yi-contact-card {
  background: var(--yi-surface); border: 1px solid var(--yi-border);
  border-radius: var(--yi-radius-md); padding: 2.2rem;
  text-align: center;
  transition: transform var(--yi-transition), box-shadow var(--yi-transition), border-color var(--yi-transition);
}
.yi-contact-card:hover { transform: translateY(-6px); box-shadow: var(--yi-glow-tide); border-color: rgba(47,214,198,0.4); }
.yi-contact-icon {
  width: 58px; height: 58px; border-radius: 50%; margin: 0 auto 1.2rem;
  background: var(--yi-gradient); color: #0a0d12; font-size: 1.3rem;
  display: flex; align-items: center; justify-content: center;
}
.yi-contact-card h3 { font-size: 1.1rem; margin-bottom: 0.5rem; }
.yi-contact-card p { color: var(--yi-text-muted); font-size: 0.93rem; margin-bottom: 0.9rem; }
.yi-contact-card a, .yi-contact-card span { font-weight: 600; color: var(--yi-tide-2); }


.yi-final-cta {
  background: var(--yi-gradient);
  color: #0a0d12;
  border-radius: var(--yi-radius-lg);
  margin: 0 1.5rem;
  max-width: calc(var(--yi-max-width) - 3rem);
  margin-left: auto; margin-right: auto;
}
.yi-final-cta-inner { text-align: center; padding: 4.5rem 2rem; }
.yi-final-cta h2 { font-size: clamp(1.8rem, 3.6vw, 2.6rem); margin-bottom: 1rem; color: #0a0d12; }
.yi-final-cta p { color: rgba(10,13,18,0.75); max-width: 560px; margin: 0 auto 2rem; font-size: 1.05rem; }
.yi-final-cta .yi-btn-primary { background: #0a0d12; color: #fff; box-shadow: 0 12px 30px rgba(0,0,0,0.35); }
.yi-final-cta .yi-btn-primary:hover { box-shadow: 0 16px 40px rgba(0,0,0,0.45); }


.yi-footer { background: var(--yi-bg-soft); border-top: 1px solid var(--yi-border); padding-top: 4.5rem; margin-top: 4rem; }
.yi-footer-grid { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1.2fr; gap: 2.5rem; padding-bottom: 3rem; }
.yi-footer-about p { color: var(--yi-text-dim); margin-top: 1rem; font-size: 0.92rem; max-width: 300px; }
.yi-footer-col h4 { font-size: 0.95rem; margin-bottom: 1.2rem; color: var(--yi-text); }
.yi-footer-col ul { display: flex; flex-direction: column; gap: 0.7rem; }
.yi-footer-col a { color: var(--yi-text-muted); font-size: 0.92rem; transition: color var(--yi-transition); }
.yi-footer-col a:hover { color: var(--yi-tide-2); }
.yi-footer-contact li { display: flex; align-items: center; gap: 0.6rem; color: var(--yi-text-muted); font-size: 0.9rem; }
.yi-footer-contact i { color: var(--yi-ember-2); width: 16px; }
.yi-newsletter { border-top: 1px solid var(--yi-border); padding: 2rem 0; display: flex; flex-direction: column; gap: 0.8rem; }
.yi-newsletter label { font-size: 0.9rem; color: var(--yi-text-muted); }
.yi-newsletter-row { display: flex; gap: 0.8rem; max-width: 460px; }
.yi-newsletter-row input {
  flex: 1; padding: 0.85rem 1.1rem; border-radius: var(--yi-radius-full);
  border: 1px solid var(--yi-border-strong); background: var(--yi-surface); color: var(--yi-text);
  transition: border-color var(--yi-transition);
}
.yi-newsletter-row input:focus { outline: none; border-color: var(--yi-tide); }
.yi-footer-bottom { border-top: 1px solid var(--yi-border); padding: 1.5rem 0; }
.yi-footer-bottom-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 0.6rem; font-size: 0.85rem; color: var(--yi-text-dim); }


.yi-form { display: grid; grid-template-columns: 1fr 1fr; gap: 1.4rem; }
.yi-form-row { display: flex; flex-direction: column; gap: 0.5rem; }
.yi-form-row-full { grid-column: 1 / -1; }
.yi-form-row label { font-size: 0.9rem; font-weight: 500; color: var(--yi-text-muted); }
.yi-form-row input, .yi-form-row select, .yi-form-row textarea {
  background: var(--yi-surface); border: 1px solid var(--yi-border-strong);
  border-radius: var(--yi-radius-sm); padding: 0.9rem 1.1rem; color: var(--yi-text); font-family: inherit;
  font-size: 0.98rem; transition: border-color var(--yi-transition), box-shadow var(--yi-transition);
}
.yi-form-row:has(:focus) { }
.yi-form-row input:focus, .yi-form-row select:focus, .yi-form-row textarea:focus {
  outline: none; border-color: var(--yi-tide); box-shadow: 0 0 0 3px rgba(47,214,198,0.15);
}
.yi-form-checkbox-row { flex-direction: row; align-items: flex-start; gap: 0.8rem; }
.yi-form-checkbox-row input { width: 20px; height: 20px; accent-color: var(--yi-ember); margin-top: 3px; flex-shrink: 0; }
.yi-form-checkbox-row label { font-size: 0.88rem; color: var(--yi-text-muted); }
.yi-form-checkbox-row a { color: var(--yi-tide-2); font-weight: 600; }
.yi-form-submit { width: 100%; }
.yi-contact-form-grid { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: 3rem; }
.yi-contact-form-intro h2 { font-size: clamp(1.7rem, 3vw, 2.2rem); margin-bottom: 1rem; }
.yi-contact-form-intro p { color: var(--yi-text-muted); margin-bottom: 1.5rem; }
.yi-form-note {
  display: flex; gap: 0.8rem; background: var(--yi-tide-soft); border: 1px solid rgba(47,214,198,0.25);
  border-radius: var(--yi-radius-sm); padding: 1rem 1.2rem;
}
.yi-form-note i { color: var(--yi-tide); margin-top: 3px; }
.yi-form-note p { font-size: 0.86rem; color: var(--yi-text-muted); }


.yi-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.6rem; }
.yi-timeline-item {
  background: var(--yi-surface); border: 1px solid var(--yi-border); border-radius: var(--yi-radius-md);
  padding: 1.8rem; position: relative; transition: transform var(--yi-transition), box-shadow var(--yi-transition);
}
.yi-timeline-item:hover { transform: translateY(-5px); box-shadow: var(--yi-shadow-md); }
.yi-timeline-marker {
  width: 40px; height: 40px; border-radius: 50%; background: var(--yi-gradient); color: #0a0d12;
  display: flex; align-items: center; justify-content: center; font-family: 'Space Grotesk',sans-serif;
  font-weight: 700; font-size: 0.9rem; margin-bottom: 1.1rem;
}
.yi-timeline-body h3 { font-size: 1.05rem; margin-bottom: 0.5rem; }
.yi-timeline-body p { color: var(--yi-text-muted); font-size: 0.9rem; }


.yi-map-frame { border-radius: var(--yi-radius-lg); overflow: hidden; border: 1px solid var(--yi-border); box-shadow: var(--yi-shadow-md); }


.yi-module-list { display: flex; flex-direction: column; gap: 1.3rem; }
.yi-module-item {
  display: grid; grid-template-columns: auto auto 1fr; gap: 1.6rem; align-items: flex-start;
  background: var(--yi-surface); border: 1px solid var(--yi-border); border-radius: var(--yi-radius-md);
  padding: 1.8rem 2rem; transition: transform var(--yi-transition), box-shadow var(--yi-transition), border-color var(--yi-transition);
}
.yi-module-item:hover { transform: translateX(6px); box-shadow: var(--yi-shadow-md); border-color: var(--yi-border-strong); }
.yi-module-num {
  font-family: 'Space Grotesk', sans-serif; font-size: 1.6rem; font-weight: 700;
  color: transparent; -webkit-text-stroke: 1px var(--yi-tide); opacity: 0.6;
}
.yi-module-icon {
  width: 46px; height: 46px; border-radius: var(--yi-radius-sm); background: var(--yi-gradient-soft);
  color: var(--yi-ember-2); display: flex; align-items: center; justify-content: center; font-size: 1.2rem;
}
.yi-module-content h3 { font-size: 1.2rem; margin-bottom: 0.6rem; }
.yi-module-content p { color: var(--yi-text-muted); margin-bottom: 0.8rem; font-size: 0.97rem; }
.yi-module-time { font-size: 0.85rem; color: var(--yi-text-dim); display: inline-flex; align-items: center; gap: 0.4rem; }
.yi-module-time i { color: var(--yi-tide); }


.yi-highlighted-inner { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: center; }
.yi-highlighted-media img { border-radius: var(--yi-radius-lg); box-shadow: var(--yi-glow-tide); border: 1px solid var(--yi-border); }
.yi-highlighted-text h2 { font-size: clamp(1.8rem, 3.4vw, 2.3rem); margin-bottom: 1rem; }
.yi-highlighted-text p { color: var(--yi-text-muted); }


.yi-scope-inner { max-width: 900px; margin: 0 auto; text-align: center; }
.yi-scope-inner h2 { margin-bottom: 2.2rem; font-size: clamp(1.8rem, 3.4vw, 2.4rem); }
.yi-scope-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.6rem; text-align: left; margin-bottom: 2rem; }
.yi-scope-card { background: var(--yi-surface); border: 1px solid var(--yi-border); border-radius: var(--yi-radius-md); padding: 1.8rem; }
.yi-scope-card h3 { font-size: 1.05rem; margin-bottom: 0.7rem; display: flex; align-items: center; gap: 0.6rem; }
.yi-scope-card h3 i { color: var(--yi-tide); }
.yi-scope-card p { color: var(--yi-text-muted); font-size: 0.94rem; }
.yi-scope-note { color: var(--yi-text-dim); font-size: 0.9rem; font-style: italic; }


.yi-persona-row { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 3rem; align-items: center; margin-bottom: 4.5rem; }
.yi-persona-row:last-child { margin-bottom: 0; }
.yi-persona-row-reverse { grid-template-columns: 1.1fr 0.9fr; }
.yi-persona-row-reverse .yi-persona-media { order: 2; }
.yi-persona-media img { border-radius: var(--yi-radius-lg); box-shadow: var(--yi-shadow-lg); border: 1px solid var(--yi-border); aspect-ratio: 4/3; object-fit: cover; }
.yi-persona-tag { font-size: 0.78rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--yi-ember-2); }
.yi-persona-text h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0.6rem 0 1rem; }
.yi-persona-text p { color: var(--yi-text-muted); }


.yi-reflect-inner { max-width: 760px; margin: 0 auto; text-align: center; }
.yi-reflect-inner h2 { font-size: clamp(1.8rem, 3.4vw, 2.4rem); margin-bottom: 1rem; }
.yi-reflect-inner p { color: var(--yi-text-muted); margin-bottom: 2rem; }
.yi-reflect-list { display: flex; flex-direction: column; gap: 1rem; text-align: left; }
.yi-reflect-list li {
  display: flex; gap: 0.9rem; background: var(--yi-surface); border: 1px solid var(--yi-border);
  border-radius: var(--yi-radius-sm); padding: 1.1rem 1.3rem; font-size: 0.98rem; color: var(--yi-text);
}
.yi-reflect-list i { color: var(--yi-tide); margin-top: 3px; }


.yi-legal-section { padding-top: 3.5rem; }
.yi-legal-body { max-width: 820px; margin: 0 auto; }
.yi-legal-intro { color: var(--yi-text-muted); margin-bottom: 2.5rem; font-size: 1.02rem; }
.yi-legal-item { padding: 1.8rem 0; border-bottom: 1px solid var(--yi-border); }
.yi-legal-item:last-child { border-bottom: none; }
.yi-legal-item h2 { font-size: 1.25rem; margin-bottom: 0.8rem; color: var(--yi-tide-2); }
.yi-legal-item p { color: var(--yi-text-muted); font-size: 0.98rem; }
.yi-legal-item strong { color: var(--yi-text); }


.yi-thanks-hero {
  background: var(--yi-gradient); padding: 11rem 1.5rem 5rem; text-align: center; color: #0a0d12;
}
.yi-thanks-hero-inner { max-width: 640px; margin: 0 auto; }
.yi-thanks-icon { font-size: 2.6rem; margin-bottom: 1.2rem; color: #0a0d12; }
.yi-thanks-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); margin-bottom: 1rem; color: #0a0d12; }
.yi-thanks-hero p { color: rgba(10,13,18,0.8); font-size: 1.1rem; }
.yi-thanks-body { text-align: center; }
.yi-thanks-body-inner { max-width: 600px; margin: 0 auto; }
.yi-thanks-body h2 { font-size: 1.6rem; margin-bottom: 1rem; }
.yi-thanks-body p { color: var(--yi-text-muted); margin-bottom: 2rem; }


.yi-cookie-link {
  position: fixed; bottom: 1.2rem; left: 1.2rem; z-index: 300;
  display: inline-flex; align-items: center; gap: 0.5rem;
  background: rgba(20,24,32,0.85); border: 1px solid var(--yi-border-strong);
  color: var(--yi-text-muted); font-size: 0.78rem; padding: 0.6rem 1rem;
  border-radius: var(--yi-radius-full); backdrop-filter: blur(10px);
  transition: color var(--yi-transition), border-color var(--yi-transition), transform var(--yi-transition);
}
.yi-cookie-link:hover { color: var(--yi-tide); border-color: var(--yi-tide); transform: translateY(-2px); }
.yi-cookie-link i { color: var(--yi-ember-2); }
.yi-cookie-link.yi-pulse { animation: yiCookiePulse 2s ease-in-out 3; }
@keyframes yiCookiePulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255,122,72,0.4); }
  50% { box-shadow: 0 0 0 8px rgba(255,122,72,0); }
}
.yi-cookie-overlay {
  position: fixed; inset: 0; z-index: 400; background: rgba(6,8,11,0.7); backdrop-filter: blur(4px);
  display: flex; align-items: center; justify-content: center; padding: 1.5rem;
  opacity: 0; visibility: hidden; transition: opacity var(--yi-transition), visibility var(--yi-transition);
}
.yi-cookie-overlay.yi-open { opacity: 1; visibility: visible; }
.yi-cookie-modal {
  background: var(--yi-surface-2); border: 1px solid var(--yi-border-strong); border-radius: var(--yi-radius-lg);
  max-width: 520px; width: 100%; padding: 2.4rem; box-shadow: var(--yi-shadow-lg);
  transform: translateY(20px); transition: transform var(--yi-transition);
  max-height: 85vh; overflow-y: auto;
}
.yi-cookie-overlay.yi-open .yi-cookie-modal { transform: translateY(0); }
.yi-cookie-modal h2 { font-size: 1.35rem; margin-bottom: 0.6rem; }
.yi-cookie-modal > p { color: var(--yi-text-muted); font-size: 0.92rem; margin-bottom: 1.6rem; }
.yi-cookie-cat { display: flex; justify-content: space-between; align-items: flex-start; gap: 1rem; padding: 1rem 0; border-bottom: 1px solid var(--yi-border); }
.yi-cookie-cat:last-of-type { border-bottom: none; }
.yi-cookie-cat h4 { font-size: 0.95rem; margin-bottom: 0.3rem; }
.yi-cookie-cat p { font-size: 0.82rem; color: var(--yi-text-dim); }
.yi-switch { position: relative; width: 44px; height: 26px; flex-shrink: 0; }
.yi-switch input { opacity: 0; width: 0; height: 0; }
.yi-switch-track { position: absolute; inset: 0; background: rgba(255,255,255,0.15); border-radius: var(--yi-radius-full); transition: background var(--yi-transition); cursor: pointer; }
.yi-switch-track::before { content: ''; position: absolute; width: 20px; height: 20px; left: 3px; top: 3px; background: #fff; border-radius: 50%; transition: transform var(--yi-transition); }
.yi-switch input:checked + .yi-switch-track { background: var(--yi-tide); }
.yi-switch input:checked + .yi-switch-track::before { transform: translateX(18px); }
.yi-switch input:disabled + .yi-switch-track { background: var(--yi-ember); opacity: 0.6; cursor: not-allowed; }
.yi-cookie-actions { display: flex; gap: 0.8rem; margin-top: 1.8rem; flex-wrap: wrap; }
.yi-cookie-actions .yi-btn { flex: 1; min-width: 140px; }
.yi-cookie-close { position: absolute; top: 1.4rem; right: 1.4rem; width: 32px; height: 32px; border-radius: 50%; background: rgba(255,255,255,0.06); display: flex; align-items: center; justify-content: center; transition: background var(--yi-transition); }
.yi-cookie-close:hover { background: rgba(255,255,255,0.14); }


@media (max-width: 1024px) {
  .yi-pillar-grid { grid-template-columns: repeat(2, 1fr); }
  .yi-timeline { grid-template-columns: repeat(2, 1fr); }
  .yi-scope-grid { grid-template-columns: 1fr; }
  .yi-footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 900px) {
  .yi-nav-links, .yi-nav-cta { display: none; }
  .yi-nav-toggle { display: flex; }
  .yi-about-grid, .yi-about-grid-reverse,
  .yi-format-grid, .yi-format-grid-reverse,
  .yi-philosophy-grid, .yi-highlighted-inner,
  .yi-persona-row, .yi-persona-row-reverse,
  .yi-contact-form-grid { grid-template-columns: 1fr; }
  .yi-about-grid-reverse .yi-about-media,
  .yi-format-grid-reverse .yi-format-media,
  .yi-persona-row-reverse .yi-persona-media { order: 0; }
  .yi-who-grid { grid-template-columns: 1fr; }
  .yi-form { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .yi-section { padding: 4rem 0; }
  .yi-pillar-grid { grid-template-columns: 1fr; }
  .yi-timeline { grid-template-columns: 1fr; }
  .yi-contact-grid { grid-template-columns: 1fr; }
  .yi-footer-grid { grid-template-columns: 1fr; }
  .yi-module-item { grid-template-columns: auto 1fr; }
  .yi-module-num { display: none; }
  .yi-hero-meta { flex-direction: column; gap: 0.8rem; align-items: center; }
  .yi-final-cta { margin: 0 1rem; }
  .yi-cookie-modal { padding: 1.8rem; }
}