:root {
  --green: #00b86b;
  --green-dark: #008c52;
  --green-light: #e6faf0;
  --green-glow: rgba(0,184,107,0.12);
  --green-deeper: #0a5c3a;
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-600: #6b7280;
  --gray-800: #1f2937;
  --gray-900: #111827;
  --gold: #f59e0b;
  --gold-light: #fef3c7;
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-bounce: cubic-bezier(0.34, 1.56, 0.64, 1);
  --shadow-sm: 0 1px 3px rgba(0,0,0,.04);
  --shadow-md: 0 4px 16px rgba(0,0,0,.06);
  --shadow-lg: 0 8px 32px rgba(0,0,0,.08);
  --shadow-glow: 0 4px 20px rgba(0,184,107,.15);
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background: var(--white); color: var(--gray-900); line-height: 1.6;
  -webkit-font-smoothing: antialiased; overflow-x: hidden;
}
a { text-decoration: none; color: inherit; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-label {
  display: inline-block; font-size: .75rem; font-weight: 700; letter-spacing: 1px;
  text-transform: uppercase; color: var(--green); background: var(--green-light);
  padding: 6px 16px; border-radius: 100px; margin-bottom: 16px;
}
.section-title {
  font-size: clamp(1.75rem, 4vw, 2.5rem); font-weight: 800; line-height: 1.25;
  margin-bottom: 16px; color: var(--gray-900);
}
.section-sub {
  font-size: 1rem; color: var(--gray-600); max-width: 680px; line-height: 1.7;
}
section { padding: 100px 24px; position: relative; }
.section-sep { border: none; height: 1px; background: var(--gray-200); margin: 0; }
.btn-primary {
  display: inline-flex; align-items: center; gap: 10px;
  background: linear-gradient(135deg, var(--green), #00a35e); color: #fff !important;
  padding: 14px 32px; border-radius: var(--radius-sm); font-weight: 700; font-size: .9rem;
  transition: all .3s var(--ease-out); box-shadow: var(--shadow-glow); border: none; cursor: pointer;
}
.btn-primary:hover { transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,184,107,.35); }
.btn-outline {
  display: inline-flex; align-items: center; gap: 8px;
  background: transparent; color: var(--gray-800); padding: 14px 32px;
  border-radius: var(--radius-sm); font-weight: 600; font-size: .9rem;
  border: 2px solid var(--gray-200); transition: all .3s var(--ease-out);
}
.btn-outline:hover { border-color: var(--green); color: var(--green); transform: translateY(-2px); }
.text-gradient { background: linear-gradient(135deg, var(--green), var(--green-dark)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.text-gradient-gold { background: linear-gradient(135deg, var(--gold), #d97706); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }

/* ── Reveal Animations ── */
.reveal, .reveal-left, .reveal-right, .reveal-scale, .reveal-fade { opacity: 0; transition: all .8s var(--ease-out); }
.reveal.visible { opacity: 1; transform: translateY(0); }
.reveal-left { transform: translateX(-50px); }
.reveal-left.visible { transform: translateX(0); opacity: 1; }
.reveal-right { transform: translateX(50px); }
.reveal-right.visible { transform: translateX(0); opacity: 1; }
.reveal-scale { transform: scale(.92); }
.reveal-scale.visible { transform: scale(1); opacity: 1; }
.reveal-fade.visible { opacity: 1; }
.stagger > *:nth-child(1) { transition-delay: .05s; }
.stagger > *:nth-child(2) { transition-delay: .15s; }
.stagger > *:nth-child(3) { transition-delay: .25s; }
.stagger > *:nth-child(4) { transition-delay: .35s; }
.stagger > *:nth-child(5) { transition-delay: .45s; }
.stagger > *:nth-child(6) { transition-delay: .55s; }

/* ── NAV ── */
#nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 1000;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 48px; transition: all .4s var(--ease-out); background: transparent;
}
#nav.scrolled { background: rgba(255,255,255,.94); backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px); box-shadow: 0 1px 8px rgba(0,0,0,.06); padding: 10px 48px; }
.nav-links { display: flex; align-items: center; gap: 32px; list-style: none; }
.nav-links .nav-close-row { display: none; }
.nav-links .has-submenu { position: relative; }
.nav-links .has-submenu::after {
  content: '';
  position: absolute;
  top: 100%;
  left: -16px;
  right: -16px;
  height: 22px;
  background: transparent;
  z-index: 1002;
}
.nav-links .sub-caret { font-size: .6rem; margin-left: 4px; transition: transform .3s var(--ease-out); }
.nav-links .has-submenu:hover .sub-caret { transform: rotate(180deg); }
.nav-submenu {
  position: absolute; top: calc(100% + 18px); left: 50%; transform: translateX(-50%) translateY(10px);
  min-width: 320px; background: var(--white); border: 1px solid var(--gray-100);
  border-radius: 16px; padding: 12px; box-shadow: 0 20px 60px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.04);
  list-style: none; opacity: 0; visibility: hidden; pointer-events: none;
  transition: opacity .3s var(--ease-out), transform .3s var(--ease-out), visibility .3s;
  z-index: 1001;
}
.nav-submenu::before {
  content: ''; position: absolute; top: -6px; left: 50%; transform: translateX(-50%) rotate(45deg);
  width: 12px; height: 12px; background: var(--white); border-left: 1px solid var(--gray-100); border-top: 1px solid var(--gray-100); border-radius: 2px;
}
.nav-links .has-submenu:hover .nav-submenu { opacity: 1; visibility: visible; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.nav-submenu li { width: 100%; }
.nav-submenu a {
  display: flex !important; align-items: center; gap: 14px;
  padding: 12px 14px !important; border-radius: 10px;
  color: var(--gray-800) !important; font-size: .9rem !important; font-weight: 500;
  transition: all .25s var(--ease-out);
}
.nav-submenu a::after { display: none !important; }
.nav-submenu a:hover { background: var(--gray-50); transform: translateX(4px); }
.nav-submenu a strong { display: block; font-size: .95rem; font-weight: 700; color: var(--gray-900); margin-bottom: 2px; }
.nav-submenu a small { display: block; font-size: .72rem; color: var(--gray-600); font-weight: 400; }
.nav-submenu .sub-ico {
  width: 42px; height: 42px; border-radius: 10px; display: flex; align-items: center; justify-content: center; font-size: 1rem; flex-shrink: 0;
  transition: transform .3s var(--ease-bounce);
}
.nav-submenu a:hover .sub-ico { transform: scale(1.1) rotate(-6deg); }
.nav-submenu .sub-ico.hc { background: var(--green-light); color: var(--green); }
.nav-submenu .sub-ico.re { background: var(--gold-light); color: var(--gold); }
.nav-links a {
  text-decoration: none; color: #4b5563; font-weight: 500; font-size: .875rem;
  transition: color .25s; position: relative;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 2px; background: var(--green); border-radius: 2px; transition: width .3s var(--ease-out);
}
.nav-links a:hover { color: #1a1a2e; }
.nav-links a:hover::after { width: 100%; }
.nav-cta {
  background: linear-gradient(135deg, var(--green), #00a35e); color: #fff !important;
  padding: 12px 28px; border-radius: var(--radius-sm); font-weight: 700; font-size: .9rem;
  transition: all .3s; box-shadow: 0 4px 14px rgba(0,184,107,.2); border: none;
  display: inline-flex; align-items: center; gap: 8px;
}
.nav-cta::after { display: none !important; }
.nav-cta:hover { color: #fff !important; transform: translateY(-3px); box-shadow: 0 8px 28px rgba(0,184,107,.35); background: linear-gradient(135deg, #00a35e, var(--green-dark)); }
.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; background: none; border: none; padding: 4px; }
.hamburger span { display: block; width: 26px; height: 2.5px; background: #4b5563; border-radius: 3px; transition: all .3s var(--ease-out); }
.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; transform: translateX(-8px); }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ── HERO ── */
.hero {
  display: flex; align-items: center;
  position: relative; overflow: hidden; padding: 140px 48px 80px;
  background: linear-gradient(160deg, var(--gray-50) 0%, #fff 40%, var(--gray-50) 100%);
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 20% 50%, rgba(0,184,107,.06) 0%, transparent 50%),
              radial-gradient(ellipse at 80% 20%, rgba(245,158,11,.04) 0%, transparent 50%);
  pointer-events: none;
}
.hero-particles { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero-particle {
  position: absolute; width: 6px; height: 6px; border-radius: 50%;
  background: var(--green); opacity: 0; animation: particleFloat 8s infinite;
}
.hero-particle:nth-child(1) { left: 10%; top: 20%; animation-delay: 0s; background: var(--green); }
.hero-particle:nth-child(2) { left: 25%; top: 60%; animation-delay: 1.5s; background: var(--gold); }
.hero-particle:nth-child(3) { left: 45%; top: 10%; animation-delay: 3s; background: var(--green); }
.hero-particle:nth-child(4) { left: 65%; top: 70%; animation-delay: .5s; background: var(--gold); }
.hero-particle:nth-child(5) { left: 80%; top: 30%; animation-delay: 2s; background: var(--green); }
.hero-particle:nth-child(6) { left: 90%; top: 80%; animation-delay: 4s; background: var(--gold); }
.hero-particle:nth-child(7) { left: 35%; top: 85%; animation-delay: 2.5s; background: var(--green); }
.hero-particle:nth-child(8) { left: 55%; top: 40%; animation-delay: 3.5s; background: var(--gold); }
@keyframes particleFloat {
  0% { opacity: 0; transform: translateY(0) scale(0); }
  20% { opacity: .6; }
  80% { opacity: .6; }
  100% { opacity: 0; transform: translateY(-120px) scale(1); }
}
.hero-accent {
  position: absolute; width: 700px; height: 700px; border-radius: 50%;
  background: radial-gradient(circle, rgba(0,184,107,.08) 0%, transparent 70%);
  top: -300px; right: -200px; pointer-events: none;
}
.hero-accent-2 {
  position: absolute; width: 500px; height: 500px; border-radius: 50%;
  background: radial-gradient(circle, rgba(245,158,11,.05) 0%, transparent 70%);
  bottom: -150px; left: -150px; pointer-events: none;
}
.hero-inner { display: block; width: 100%; max-width: 1200px; margin: 0 auto; position: relative; z-index: 1; text-align: center; }
.hero-inner > div { text-align: center; }
.hero-inner .hero-tag { margin-left: auto; margin-right: auto; }
.hero-inner .hero-sub { margin-left: auto; margin-right: auto; }
.hero-inner .hero-buttons { justify-content: center; }
.hero-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .75rem; font-weight: 700; letter-spacing: .5px; text-transform: uppercase;
  color: var(--green); background: var(--green-light); padding: 8px 20px; border-radius: 100px;
  margin-bottom: 24px; border: 1px solid rgba(0,184,107,.15);
}
.hero-tag i { font-size: .5rem; color: var(--green); }
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 900; line-height: 1.1;
  margin-bottom: 20px; color: var(--gray-900);
}
.hero-acc { background: linear-gradient(135deg, var(--green), var(--green-dark)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-acc-gold { background: linear-gradient(135deg, var(--gold), #d97706); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-acc-uline { color: var(--green); position: relative; display: inline-block; padding-bottom: 4px; }
.hero-acc-uline::after { content: ''; position: absolute; left: 0; right: 0; bottom: 0; height: 4px; background: linear-gradient(90deg, var(--green), var(--green-dark)); border-radius: 4px; }
.hero-sub { font-size: 1.05rem; color: var(--gray-600); line-height: 1.7; max-width: 540px; margin-bottom: 32px; }
.hero-buttons { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-fade { animation: heroFadeUp .8s var(--ease-out) both; }
.hero-fade:nth-child(2) { animation-delay: .15s; }
.hero-fade:nth-child(3) { animation-delay: .3s; }
@keyframes heroFadeUp { from { opacity: 0; transform: translateY(40px); } to { opacity: 1; transform: translateY(0); } }

/* ── Infinite Logo Slider ── */
.logos-bar { padding: 40px 24px; text-align: center; background: var(--gray-50); overflow: hidden; }
.logos-bar p {
    font-size: clamp(14px, 1.8vw, 22px);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 2.2rem;
    text-align: center;
}
.logos-bar p i { color: var(--green); }
.logos-track-wrap { overflow: hidden; mask-image: linear-gradient(to right, transparent, #000 5%, #000 95%, transparent); -webkit-mask-image: linear-gradient(to right, transparent, #000 5%, #000 95%, transparent); }
.logos-track { display: flex; align-items: center; gap: 64px; animation: logoScroll 40s linear infinite; width: max-content; }
.logos-track img { height: 80px; width: auto; opacity: .5; transition: all .4s cubic-bezier(0.34, 1.56, 0.64, 1); flex-shrink: 0; }
.logos-track:hover { animation-play-state: paused; }
.logos-track img:hover { opacity: 1; transform: scale(1.15); }
@keyframes logoScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ── STATS BAR ── */
.stats-bar {
  padding: 48px 24px; background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: #fff; position: relative; overflow: hidden;
}
.stats-bar::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,255,255,.1) 0%, transparent 60%);
}
.stats-bar-inner { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; text-align: center; position: relative; z-index: 1; }
.stat-num { font-size: 2.2rem; font-weight: 900; margin-bottom: 4px; }
.stat-label { font-size: .9rem; opacity: .85; }
.stat-item { position: relative; }
.stat-item + .stat-item::before { content: ''; position: absolute; left: -1rem; top: 10%; height: 80%; width: 1px; background: rgba(255,255,255,.2); }

/* ── VERTICAL CARDS ── */
#verticals { background: var(--white); }
.vert-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; max-width: 1200px; margin: 48px auto 0; }
.vert-card {
  border-radius: var(--radius-lg); padding: 44px 36px;
  border: 1px solid var(--gray-100); transition: all .5s var(--ease-out);
  position: relative; overflow: hidden; cursor: default;
}
.vert-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px;
}
.vert-card.hc::before { background: linear-gradient(90deg, var(--green), var(--green-dark)); }
.vert-card.re::before { background: linear-gradient(90deg, var(--gold), #d97706); }
.vert-card::after {
  content: ''; position: absolute; inset: 0; opacity: 0;
  transition: opacity .5s var(--ease-out); pointer-events: none; border-radius: var(--radius-lg);
}
.vert-card.hc::after { background: linear-gradient(135deg, rgba(0,184,107,.03) 0%, transparent 60%); }
.vert-card.re::after { background: linear-gradient(135deg, rgba(245,158,11,.03) 0%, transparent 60%); }
.vert-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
.vert-card:hover::after { opacity: 1; }
.vert-icon {
  width: 60px; height: 60px; border-radius: 16px; display: flex;
  align-items: center; justify-content: center; font-size: 1.6rem; margin-bottom: 24px;
  position: relative; z-index: 1; transition: transform .4s var(--ease-bounce);
}
.vert-card:hover .vert-icon { transform: scale(1.08); }
.vert-card.hc .vert-icon { background: var(--green-light); color: var(--green); }
.vert-card.re .vert-icon { background: var(--gold-light); color: var(--gold); }
.vert-card h3 { font-size: 1.5rem; font-weight: 800; margin-bottom: 12px; position: relative; z-index: 1; }
.vert-card p { color: var(--gray-600); font-size: .9rem; line-height: 1.7; margin-bottom: 24px; position: relative; z-index: 1; }
.vert-link {
  display: inline-flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: .85rem; transition: all .3s var(--ease-out);
  position: relative; z-index: 1;
}
.vert-card.hc .vert-link { color: var(--green); }
.vert-card.re .vert-link { color: var(--gold); }
.vert-link i { transition: transform .3s var(--ease-out); }
.vert-link:hover i { transform: translateX(4px); }
.vert-stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 24px; padding-top: 24px; border-top: 1px solid var(--gray-100); position: relative; z-index: 1; }
.vert-stat { text-align: center; }
.vert-stat .num { font-size: 1.4rem; font-weight: 900; }
.vert-stat .lbl { font-size: .75rem; color: var(--gray-600); margin-top: 2px; }
.vert-card.hc .vert-stat .num { color: var(--green); }
.vert-card.re .vert-stat .num { color: var(--gold); }

/* ── PROCESS ── */
#process { background: var(--white); }
.process-connector { display: none; }
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 48px; position: relative; }
.steps-grid::before {
  content: ''; position: absolute; top: 40px; left: 8%; right: 8%;
  height: 2px; background: linear-gradient(90deg, var(--green), var(--green) 30%, var(--gray-200) 30%, var(--gray-200) 70%, var(--green) 70%, var(--green));
  background-size: 33.33% 100%;
  display: none;
}
.step-card {
  background: var(--white); border-radius: var(--radius); padding: 36px 28px;
  border: 1px solid var(--gray-100); transition: all .4s var(--ease-out);
  position: relative;
}
.step-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.step-num { font-size: 2.5rem; font-weight: 900; color: var(--green); margin-bottom: 4px; line-height: 1; opacity: .3; }
.step-title { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.step-desc { font-size: .85rem; color: var(--gray-600); line-height: 1.7; }

/* ── CAPABILITIES ── */
.caps-bg { background: var(--gray-50); }
.caps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 48px; }
.cap-card {
  background: var(--white); border-radius: var(--radius); padding: 32px 28px;
  border: 1px solid var(--gray-100); transition: all .4s var(--ease-out);
}
.cap-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.cap-icon { width: 52px; height: 52px; border-radius: 14px; background: var(--green-light); display: flex; align-items: center; justify-content: center; font-size: 1.3rem; color: var(--green); margin-bottom: 20px; }
.cap-title { font-size: 1.05rem; font-weight: 700; margin-bottom: 18px; }
.cap-items { display: flex; flex-direction: column; gap: 12px; }
.cap-items li { font-size: .85rem; color: var(--gray-600); display: flex; align-items: flex-start; gap: 10px; line-height: 1.5; }
.cap-items li i { font-size: .4rem; color: var(--green); margin-top: 7px; }

/* ── CERTIFICATIONS ── */
.certs-section { overflow: hidden; }
.certs-track-wrap { overflow: hidden; mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent); -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent); margin-top: 40px; }
.certs-track { display: flex; align-items: center; gap: 64px; animation: certScroll 40s linear infinite; width: max-content; }
.certs-track:hover { animation-play-state: paused; }
.certs-track img { height: 48px; width: auto; opacity: .5; transition: all .4s cubic-bezier(0.34, 1.56, 0.64, 1); flex-shrink: 0; }
.certs-track img:hover { opacity: 1; transform: scale(1.15); }
@keyframes certScroll { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }

/* ── THE MATH ── */
.math-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 48px; }
.math-card-3 {
  background: var(--white); border: 1.5px solid var(--gray-100); border-radius: 20px;
  transition: all .5s var(--ease-out); position: relative; display: flex; flex-direction: column;
}
.math-card-3::before { content: ''; display: block; height: 4px; background: linear-gradient(90deg, var(--gray-300), var(--gray-200)); }
.math-card-3:hover { transform: translateY(-6px); box-shadow: 0 20px 50px rgba(0,0,0,.06); }
.math-card-3.featured { border-color: var(--green); box-shadow: 0 0 0 1px var(--green), 0 8px 30px rgba(0,184,107,.1); transform: translateY(-4px); }
.math-card-3.featured:hover { box-shadow: 0 0 0 1px var(--green), 0 20px 60px rgba(0,184,107,.18); }
.mc3-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--green), var(--green-dark)); color: #fff;
  font-size: .7rem; font-weight: 700; padding: 4px 16px; border-radius: 100px;
  display: flex; align-items: center; gap: 4px; white-space: nowrap; z-index: 10;
}
.mc3-body { padding: 1.8rem 1.5rem 1rem; text-align: center; }
.mc3-body .tag { font-size: .7rem; font-weight: 700; text-transform: uppercase; color: var(--green); letter-spacing: .5px; margin-bottom: 4px; }
.mc3-body h4 { font-size: 1rem; font-weight: 800; }
.mc3-body .sub { font-size: .8rem; color: var(--gray-600); }
.mc3-features { display: flex; flex-direction: column; gap: 12px; padding: 0 1.5rem 1.5rem; flex: 1; }
.mc3-features li { font-size: .85rem; color: var(--gray-600); display: flex; align-items: center; gap: 10px; transition: all .3s var(--ease-out); }
.mc3-features li:hover { transform: translateX(4px); }
.mc3-features .ck { color: var(--green); }
.mc3-features .xx { color: #ef4444; }
.mc3-gauge { padding: 0 1.5rem 1.5rem; }
.mc3-gauge .gl { display: flex; justify-content: space-between; align-items: center; font-size: 0.72rem; font-weight: 600; text-transform: uppercase; letter-spacing: 0.04em; color: var(--gray-400); margin-bottom: 6px; }
.mc3-gauge .gl strong { display: inline-block; font-size: 0.85rem; font-weight: 800; padding: 3px 14px; border-radius: 100px; letter-spacing: 0; }
.math-grid-3 > .math-card-3:nth-child(1) .gl strong { color: #fff; background: linear-gradient(135deg, #3b82f6, #2563eb); box-shadow: 0 2px 8px rgba(59,130,246,0.3); }
.math-grid-3 > .math-card-3:nth-child(2) .gl strong { color: #fff; background: linear-gradient(135deg, #f59e0b, #d97706); box-shadow: 0 2px 8px rgba(245,158,11,0.35); }
.math-card-3.featured .gl strong { color: #fff; background: linear-gradient(135deg, var(--green), #34d399); font-size: 1rem; font-weight: 900; padding: 4px 20px; box-shadow: 0 2px 12px rgba(0,184,107,0.4); }
.mc3-gauge .gt { height: 5px; background: var(--gray-100); border-radius: 100px; overflow: hidden; }
.mc3-gauge .gf { height: 100%; border-radius: 100px; }
.mc3-gauge .gf-dim { width: 30%; background: linear-gradient(90deg, #3b82f6, #60a5fa); }
.mc3-gauge .gf-dim-2 { width: 22%; background: linear-gradient(90deg, #f59e0b, #fbbf24); }
.mc3-gauge .gf-full { width: 100%; background: linear-gradient(90deg, var(--green), #34d399); }
.math-stats-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 40px; max-width: 900px; margin-left: auto; margin-right: auto; }
.math-stat-3 { text-align: center; padding: 28px 20px; background: var(--gray-50); border-radius: var(--radius); }
.math-stat-3 .val { font-size: 1.4rem; font-weight: 900; color: var(--green); margin-bottom: 4px; }
.math-stat-3 .lbl { font-size: .85rem; color: var(--gray-600); }

/* ── VERTICAL DETAIL SECTIONS ── */
.vert-detail-section { background: var(--gray-50); }
.vert-detail-inner { max-width: 1200px; margin: 0 auto; }
.vert-detail-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start; margin-top: 48px; }
.vert-detail-list { display: flex; flex-direction: column; gap: 24px; }
.vert-detail-item {
  display: flex; gap: 18px; padding: 20px; border-radius: var(--radius);
  border: 1px solid var(--gray-100); background: var(--white);
  transition: all .3s var(--ease-out);
}
.vert-detail-item:hover { transform: translateX(4px); box-shadow: var(--shadow-sm); }
.vert-detail-item .vdi-icon {
  width: 48px; height: 48px; border-radius: 12px; display: flex;
  align-items: center; justify-content: center; font-size: 1.15rem; flex-shrink: 0;
}
.vert-detail-item.hc .vdi-icon { background: var(--green-light); color: var(--green); }
.vert-detail-item.re .vdi-icon { background: var(--gold-light); color: var(--gold); }
.vert-detail-item strong { display: block; font-size: .95rem; margin-bottom: 4px; }
.vert-detail-item span { font-size: .85rem; color: var(--gray-600); line-height: 1.6; }
.vert-detail-item span a { font-weight: 600; }
.vert-detail-item.hc span a { color: var(--green); }
.vert-detail-item.re span a { color: var(--gold); }

/* ── PROOF NUMBERS ── */
#proof { padding: 0; }
.proof-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.proof-item { text-align: center; padding: 48px 24px; border-right: 1px solid var(--gray-100); }
.proof-item:last-child { border-right: none; }
.proof-num { font-size: 2.2rem; font-weight: 900; background: linear-gradient(135deg, var(--green), var(--green-dark)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; margin-bottom: 6px; }
.proof-label { font-size: .85rem; color: var(--gray-600); line-height: 1.5; }

/* ── FOOTER ── */
footer { background: #000; color: rgba(255,255,255,.7); padding: 64px 24px 0; }
.footer-main { max-width: 1200px; margin: 0 auto; display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; padding-bottom: 40px; }
.footer-brand img { height: 44px; width: auto; margin-bottom: 20px; }
.footer-brand p { font-size: .85rem; line-height: 1.7; max-width: 360px; margin-bottom: 24px; }
.footer-social { display: flex; gap: 12px; }
.footer-social a {
  width: 38px; height: 38px; border-radius: 50%; background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center; color: rgba(255,255,255,.6);
  transition: all .3s; font-size: .85rem;
}
.footer-social a:hover { background: var(--green); color: #fff; transform: translateY(-2px); }
.footer-col h5 { font-size: .75rem; font-weight: 700; letter-spacing: 1.5px; color: #fff; margin-bottom: 20px; }
.footer-col ul { display: flex; flex-direction: column; gap: 14px; }
.footer-col a { color: rgba(255,255,255,.6); font-size: .85rem; transition: all .3s; }
.footer-col a:hover { color: var(--green); padding-left: 4px; }
.footer-contact li { font-size: .85rem; display: flex; align-items: center; gap: 10px; }
.footer-contact li i { color: var(--green); width: 16px; }
.footer-bottom { max-width: 1200px; margin: 0 auto; padding: 24px 0; border-top: 1px solid rgba(255,255,255,.08); display: flex; justify-content: space-between; align-items: center; font-size: .8rem; flex-wrap: wrap; gap: 12px; }
.footer-bottom-links { display: flex; gap: 24px; }
.footer-bottom-links a { color: rgba(255,255,255,.5); transition: color .3s; }
.footer-bottom-links a:hover { color: var(--green); }

/* ── BACK TO TOP ── */
.back-to-top {
  position: fixed; bottom: 32px; right: 32px; z-index: 999;
  width: 48px; height: 48px; border-radius: 50%; border: none;
  background: linear-gradient(135deg, var(--green), var(--green-dark)); color: #fff; font-size: 1.1rem;
  cursor: pointer; opacity: 0; visibility: hidden;
  transform: translateY(20px); transition: all .4s var(--ease-out);
  display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-glow);
}
.back-to-top.visible { opacity: 1; visibility: visible; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px) scale(1.05); box-shadow: 0 8px 24px rgba(0,184,107,.4); }



/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  section { padding: 80px 20px; }
  .steps-grid { grid-template-columns: repeat(2, 1fr); }
  .caps-grid { grid-template-columns: repeat(2, 1fr); }
  .math-grid-3 { grid-template-columns: 1fr; max-width: 420px; margin-left: auto; margin-right: auto; }
  .vert-detail-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-main { grid-template-columns: 1fr 1fr; }
  .proof-grid { grid-template-columns: repeat(2, 1fr); }
  .proof-item:nth-child(2) { border-right: none; }
  .proof-item:nth-child(3), .proof-item:nth-child(4) { border-top: 1px solid var(--gray-100); }
  .proof-item:nth-child(3) { border-right: 1px solid var(--gray-100); }
  .math-stats-3 { grid-template-columns: 1fr; max-width: 420px; }
  .vert-grid { grid-template-columns: 1fr; max-width: 500px; }
}
@media (max-width: 768px) {
  section { padding: 60px 0; }
  #nav { padding: 12px 20px; }
  #nav.scrolled { padding: 8px 20px; }
  .nav-links { display: none; position: fixed; top: 0; left: 0; right: 0; bottom: 0; width: 100vw; height: 100vh; background: rgba(255,255,255,.98); backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px); flex-direction: column; justify-content: center; align-items: center; gap: 24px; z-index: 999; padding: 80px 24px 40px; opacity: 0; transform: scale(1.05); transition: opacity .4s var(--ease-out), transform .4s var(--ease-out); }
  .nav-links::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 50%; background: radial-gradient(ellipse at 50% 0%, rgba(0,184,107,.08) 0%, transparent 70%); pointer-events: none; }
  .nav-links.open { display: flex; opacity: 1; transform: scale(1); }
  .nav-links a { color: var(--gray-900); font-size: 1.6rem; font-weight: 700; padding: 8px 0; position: relative; opacity: 0; transform: translateY(20px); animation: navItemIn .5s var(--ease-out) forwards; }
  .nav-links.open > li:nth-child(2) > a { animation-delay: .1s; }
  .nav-links.open > li:nth-child(3) > a { animation-delay: .18s; }
  .nav-links.open > li:nth-child(4) > a { animation-delay: .26s; }
  .nav-links > li > a:hover { color: var(--green); }
  .nav-links .nav-submenu li { opacity: 0; transform: translateY(20px); animation: navItemIn .5s var(--ease-out) forwards; }
  .nav-links.open .nav-submenu li:nth-child(1) { animation-delay: .18s; }
  .nav-links.open .nav-submenu li:nth-child(2) { animation-delay: .26s; }
  .nav-links .has-submenu .sub-caret { display: none; }
  .nav-links .has-submenu { width: 100%; text-align: center; }
  .nav-submenu { position: static; transform: none; opacity: 1; visibility: visible; pointer-events: auto; box-shadow: none; border: none; background: transparent; padding: 8px 0 16px; min-width: 0; border-radius: 0; }
  .nav-submenu::before { display: none; }
  .nav-submenu a { padding: 6px 0 !important; font-size: 1rem !important; font-weight: 600 !important; color: var(--gray-600) !important; justify-content: center; gap: 8px; }
  .nav-submenu a strong { font-size: 1rem; font-weight: 600; color: var(--gray-700); display: inline; margin: 0; }
  .nav-submenu a small { display: none; }
  .nav-submenu .sub-ico { width: 28px; height: 28px; font-size: .8rem; }
  .nav-submenu a:hover { transform: none; background: transparent; }
  @keyframes navItemIn { to { opacity: 1; transform: translateY(0); } }
  .nav-links .nav-close-row { display: flex; position: absolute; top: 20px; right: 20px; z-index: 2; }
  .nav-links .nav-close { position: relative; display: flex; align-items: center; justify-content: center; width: 48px; height: 48px; border: none; background: var(--white); color: var(--gray-900); border-radius: 50%; cursor: pointer; font-size: 1.1rem; box-shadow: 0 4px 20px rgba(0,0,0,.08); transition: all .35s var(--ease-bounce); }
  .nav-links .nav-close::before { content: ''; position: absolute; inset: -6px; border-radius: 50%; background: linear-gradient(135deg, var(--green), var(--green-dark)); opacity: 0; transform: scale(.6); transition: all .35s var(--ease-out); z-index: -1; }
  .nav-links .nav-close:hover { color: #fff; transform: rotate(90deg); box-shadow: 0 6px 24px rgba(0,184,107,.35); }
  .nav-links .nav-close:hover::before { opacity: 1; transform: scale(1); }
  .nav-links .nav-cta { display: none; }
  .hamburger { display: flex; z-index: 10; }
  .hero { padding: 100px 20px 60px; }
  .hero-tag { font-size: .65rem; padding: 6px 14px; }
  .hero-buttons { flex-direction: column; }
  .steps-grid { grid-template-columns: 1fr; }
  .caps-grid { grid-template-columns: 1fr; }
  .stats-bar-inner { grid-template-columns: 1fr; gap: 1.5rem; }
  .stat-item + .stat-item::before { display: none; }
  .reveal-right { transform: none; }
  .proof-grid { grid-template-columns: 1fr; }
  .proof-item { border-right: none !important; border-bottom: 1px solid var(--gray-100); }
  .proof-item:last-child { border-bottom: none; }
  .footer-main { grid-template-columns: 1fr; gap: 36px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .vert-stats { grid-template-columns: repeat(3, 1fr); }
  .back-to-top { bottom: 20px; right: 20px; width: 40px; height: 40px; font-size: .95rem; }
  .logos-track { gap: 40px; }
  .logos-track img { height: 48px; }
  .certs-track { gap: 40px; }
  .certs-track img { height: 32px; }
}