:root {
  --bg: #040616;
  --panel: rgba(80, 81, 107, 0.2);
  --panel-strong: rgba(13, 18, 44, 0.84);
  --panel-soft: rgba(18, 23, 55, 0.88);
  --stroke: rgba(255, 255, 255, 0.08);
  --text: #eeeeee;
  --muted: #a4a4a4;
  --accent: #4d61fe;
  --accent-2: #7d8bff;
  --shadow: 0 26px 60px rgba(0, 0, 0, 0.34);
  --blur: blur(24px);
  --radius: 20px;
  --container: min(88vw, 1165px);
  --gap: 200px;
  --font: "Involve", "Segoe UI", Arial, sans-serif;
}

@font-face {
    font-family: 'Involve';
    src: url('./assets/fonts/Involve-Regular.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap; 
}

@font-face {
    font-family: 'Involve';
    src: url('./assets/fonts/Involve-SemiBold.woff2') format('woff2');
    font-weight: 400;
    font-style: normal;
    font-display: swap; 
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  overflow-x: hidden;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input { font: inherit; }
button { cursor: pointer; }

.page-noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background:
    radial-gradient(circle at 12% 12%, rgba(77, 97, 254, 0.12), transparent 28%),
    radial-gradient(circle at 78% 6%, rgba(122, 160, 255, 0.12), transparent 22%),
    radial-gradient(circle at 50% 40%, rgba(77, 97, 254, 0.06), transparent 32%);
}

.container { width: var(--container); margin: 0 auto; }
.section { padding: 0 0 var(--gap); position: relative; z-index: 1; }
.section-heading {
  margin: 0 0 40px;
  font-size: clamp(36px, 4vw, 60px);
  line-height: 1.08;
  font-weight: 600;
  letter-spacing: -0.03em;
}
.section-heading--gradient,
.gradient-title span:last-child {
  background: linear-gradient(90deg, var(--text), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.section-heading--center,
.section-caption { text-align: center; }
.section-caption {
  margin: -10px auto 50px;
  max-width: 620px;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.6;
}
.gradient-title {
  margin: 0;
  font-size: clamp(38px, 4vw, 60px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.035em;
  display: grid;
  gap: 8px;
}
.section-copy {
  margin: 22px 0 0 auto;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.55;
}
.product-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(340px, 380px);
  align-items: center;
  min-height: 210px;
}

.panel {
  border: 1px solid var(--stroke);
  background: var(--panel-strong);
  box-shadow: var(--shadow);
  backdrop-filter: var(--blur);
  -webkit-backdrop-filter: var(--blur);
  border-radius: var(--radius);
}
.panel--soft {
  background: rgba(16, 20, 48, 0.88);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 26px;
  border-radius: 8px;
  border: 1px solid transparent;
  font-size: 16px;
  font-weight: 500;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary {
  background: var(--accent);
  color: var(--text);
  box-shadow: 0 10px 28px rgba(77, 97, 254, 0.32);
}
.btn--ghost {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255,255,255,0.08);
  color: var(--text);
}
.btn--wide { min-width: min(100%, 300px); }
.btn--center { display: flex; width: min(100%, 316px); margin: 28px auto 0; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 30;
  transition: padding 0.25s ease;
}
.header-shell {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 24px;
  min-height: 74px;
  padding: 12px 20px;
  transition: background-color 0.25s ease, border-color 0.25s ease, backdrop-filter 0.25s ease, box-shadow 0.25s ease;
}
.site-header.is-scrolled .header-shell {
  background: rgba(10, 14, 33, 0.92);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: 0 24px 48px rgba(0,0,0,0.22);
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}
.brand-name { font-size: 18px; font-weight: 500; white-space: nowrap; }
.brand-mark {
  position: relative;
  width: 44px;
  height: 50px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 2px;
}
.brand-mark span {
  display: block;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(180deg, #f6f8ff, #8ea1ff);
  box-shadow: 0 0 8px rgba(135, 157, 255, 0.45);
}
.brand-mark span:nth-child(1) { height: 12px; }
.brand-mark span:nth-child(2) { height: 20px; }
.brand-mark span:nth-child(3) { height: 26px; }
.brand-mark span:nth-child(4) { height: 20px; }
.brand-mark span:nth-child(5) { height: 12px; }
.main-nav {
  display: flex;
  justify-content: center;
  gap: 20px;
  font-size: 13px;
}
.main-nav a { color: rgba(238,238,238,0.84); transition: color .2s ease; }
.main-nav a:hover { color: var(--accent); }
.header-actions { display: flex; gap: 12px; align-items: center; }
.header-demo-btn { opacity: 0; pointer-events: none; transform: translateY(-6px); transition: opacity .25s ease, transform .25s ease; padding: 14px 30px;}
.site-header.is-scrolled .header-demo-btn { opacity: 1; pointer-events: auto; transform: translateY(0); }
.menu-toggle, .mobile-menu { display: none; }
.menu-toggle {
  appearance: none;
  background: transparent;
  border: 0;
  padding: 0;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex-direction: column;
}
.menu-toggle span { width: 18px; height: 2px; border-radius: 2px; background: var(--text); }
.mobile-menu {
  margin-top: 12px;
  padding: 16px;
  border-radius: 16px;
  background: rgba(10,14,33,0.96);
  border: 1px solid rgba(255,255,255,.06);
}
.mobile-menu.is-open { display: grid; gap: 12px; }

.hero {
  margin-top: -92px;
  padding: 0 0 170px;
}
.hero-shell {
  position: relative;
  min-height: 730px;
  display: grid;
  grid-template-columns: minmax(360px, 480px) minmax(0, 1fr);
  align-items: center;
  padding: 130px calc((100% - var(--container)) / 2) 110px;
  overflow: hidden;
  border-radius: 0 0 40px 40px;
  background:
    radial-gradient(circle at 68% 38%, rgba(140, 182, 255, 0.26), transparent 15%),
    radial-gradient(circle at 44% 50%, rgba(110, 130, 255, 0.18), transparent 26%),
    linear-gradient(90deg, rgba(4,6,22,0.95) 0%, rgba(5,8,29,0.72) 46%, rgba(11,18,52,0.7) 100%),
    var(--bg);
    width: 100%;
}
.hero-shell::before,
.hero-shell::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-shell::before {
  background:
    linear-gradient(115deg, transparent 16%, rgba(255,255,255,0.06) 30%, rgba(102,130,255,0.12) 48%, transparent 60%),
    radial-gradient(circle at 70% 40%, rgba(144, 187, 255, 0.12), transparent 20%);
  transform: translateX(-22%);
  animation: heroSweep 8.5s linear infinite;
}
.hero-shell::after {
  background: linear-gradient(90deg, rgba(4,6,22,.45), transparent 35%, transparent 100%);
}
@keyframes heroSweep {
  0% { transform: translateX(-32%); }
  100% { transform: translateX(36%); }
}
.hero-copy { position: relative; z-index: 2; max-width: 700px; }
.hero-copy h1 {
  margin: 0 0 12px;
  font-size: clamp(58px, 8vw, 72px);
  line-height: 1.02;
  font-weight: 600;
  letter-spacing: -0.055em;
}
.hero-tagline {
  margin: 0 0 34px;
  font-size: 24px;
  line-height: 1.2;
  letter-spacing: 0.02em;
}
.hero-meta {
  margin-top: 20px;
  display: grid;
  gap: 12px;
  font-size: 14px;
}
.hero-meta__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: rgba(238,238,238,0.86);
}
.hero-meta__item.is-muted { color: var(--muted); }
.hero-meta__icon {
  width: 16px;
  height: 16px;
  border: 1px solid rgba(255,255,255,0.14);
  border-radius: 4px;
  background: linear-gradient(180deg, rgba(77,97,254,0.55), rgba(77,97,254,0.08));
}
.hero-meta__icon--outline { background: transparent; border-style: dashed; }
.hero-visual {
  position: relative;
  min-height: 420px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}
.hero-visual img {
  position: relative;
  z-index: 2;
  width: min(100%, 590px);
  filter: drop-shadow(0 40px 90px rgba(0,0,0,0.36));
}
.hero-visual__bg {
  position: absolute;
  inset: 10% -6% 6% 14%;
  background:
    radial-gradient(circle at 45% 55%, rgba(198,216,255,0.24), rgba(77,97,254,0.12) 22%, transparent 50%),
    radial-gradient(circle at 66% 28%, rgba(77,97,254,0.26), transparent 42%),
    linear-gradient(90deg, transparent 0, rgba(255,255,255,0.04) 45%, transparent 100%);
  filter: blur(28px);
  animation: heroPulse 5s ease-in-out infinite;
}
@keyframes heroPulse {
  0%,100% { opacity: .85; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.06); }
}
.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: -80px;
  position: relative;
  z-index: 3;
  max-width: 1430px;
}
.stat-card {
  min-height: 154px;
  padding: 30px 34px;
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(18, 21, 49, 0.94), rgba(12,16,37,0.96));
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 26px 50px rgba(0,0,0,0.25);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 12px;
}
.stat-card strong { font-size: clamp(44px, 4vw, 52px); font-weight: 600; line-height: 1; }
.stat-card span { color: rgba(238,238,238,.82); font-size: 18px; }

.why-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-template-rows: repeat(2, minmax(240px, 1fr));
  align-items: stretch;
  gap: 40px;
  isolation: isolate;
}
.why-card {
  position: relative;
  z-index: 1;
  min-height: 240px;
  padding: 34px 36px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 18px;
}
.why-card--left {
  text-align: left;
  padding-right: clamp(136px, 17vw, 250px);
}
.why-card--right {
  text-align: right;
  align-items: flex-end;
  padding-left: clamp(136px, 17vw, 250px);
}
.why-card h3 {
  margin: 0;
  max-width: 340px;
  font-size: clamp(26px, 2.2vw, 31px);
  line-height: 1.14;
  font-weight: 600;
  letter-spacing: -0.03em;
}
.why-card p {
  margin: 0;
  max-width: 360px;
  color: rgba(238,238,238,0.8);
  font-size: 17px;
  line-height: 1.58;
}
.why-center {
  position: absolute;
  left: 50%;
  top: 50%;
  z-index: 4;
  width: clamp(280px, 28vw, 455px);
  transform: translate(-50%, -50%);
  display: flex;
  align-items: center;
  justify-content: center;
  pointer-events: none;
}
.why-center__shell {
  width: 100%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
}
.why-center__disc {
  width: 100%;
  height: 100%;
  box-sizing: border-box;
  border-radius: 50%;
  background: #040616;
  display: flex;
  align-items: center;
  justify-content: center;
}
.why-center__image-wrap {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  overflow: visible;
}
.why-center__image {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  max-width: none;
}

.sources-layout {
  display: grid;
  grid-template-columns: minmax(0, 961px) minmax(0, 610px);
  align-items: center;
  justify-content: center;
  gap: clamp(56px, 6vw, 113px);
}
.orbit-stage {
  --orbit-center-x: 356px;
  --orbit-center-y: 280px;
  --orbit-rx: 320px;
  --orbit-ry: 136px;
  --orbit-core-size: 500px;
  --orbit-logo-height: 40px;
  position: relative;
  width: 100%;
  min-height: 560px;
}
.orbit-backdrop {
  position: relative;
  width: 100%;
  height: 100%;
  min-height: 560px;
}
.orbit-core {
  position: absolute;
  left: calc(var(--orbit-center-x) - (var(--orbit-core-size) / 2));
  top: calc(var(--orbit-center-y) - (var(--orbit-core-size) / 2));
  width: var(--orbit-core-size);
  max-width: calc(100% - 24px);
  z-index: 4;
  filter: drop-shadow(0 26px 58px rgba(0,0,0,0.34));
}
.orbit-ring {
  position: absolute;
  left: calc(var(--orbit-center-x) - var(--orbit-rx));
  top: calc(var(--orbit-center-y) - var(--orbit-ry));
  width: calc(var(--orbit-rx) * 2);
  height: calc(var(--orbit-ry) * 2);
  border-radius: 50%;
  border: 2px solid rgba(107,128,255,0.82);
  box-shadow: 0 0 20px rgba(77,97,254,0.22);
}
.orbit-ring--front {
  z-index: 5;
  transform: rotate(-16deg);
  clip-path: polygon(0 56%, 100% 20%, 100% 100%, 0 100%);
}
.orbit-ring--back {
  z-index: 1;
  transform: rotate(-16deg);
  opacity: 0.34;
  filter: blur(1px);
  clip-path: polygon(0 0, 100% 0, 100% 44%, 0 68%);
}
.orbit-items {
  position: absolute;
  inset: 0;
}
.orbit-item {
  position: absolute;
  left: 0;
  top: 0;
  width: 80px;
  height: 40px;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform .78s cubic-bezier(.22, .61, .36, 1), opacity .45s ease, filter .45s ease;
  will-change: transform;
}
.orbit-item span {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.06em;
}
.orbit-item img,
.orbit-item svg {
  width: auto;
  height: var(--orbit-logo-height);
  max-width: 100%;
  object-fit: contain;
}
.orbit-item svg {
  width: var(--orbit-logo-height);
}
.orbit-item.is-active {
  filter: drop-shadow(0 0 18px rgba(138, 171, 255, 0.22));
}
.source-panel {
  width: 100%;
  min-height: 330px;
  max-width: 610px;
  padding: 34px 30px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.source-panel__brand {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}
.source-panel__brand-icon {
  height: 40px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.96);
}
.source-panel__brand-icon img,
.source-panel__brand-icon svg {
  width: auto;
  height: 40px;
  object-fit: contain;
}
.source-panel__brand-icon svg {
  width: 40px;
}
.source-panel__brand-name { font-size: 32px; font-weight: 600; line-height: 1.05; letter-spacing: -0.03em; }
.source-panel h3 {
  margin: 0 0 16px;
  font-size: 18px;
  line-height: 1.45;
  color: rgba(238,238,238,0.92);
  font-weight: 500;
}
.source-panel p { margin: 0; color: var(--muted); font-size: 16px; line-height: 1.6; }

.section-mobile-nav {
  display: none;
}


.section-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 40px;
}
.slider-controls { display: flex; gap: 10px; }
.slider-btn {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.12);
  background: rgba(255,255,255,0.04);
  color: var(--text);
  font-size: 22px;
  line-height: 1;
}
.slider-btn--prev { background: transparent; }

.cases-shell { overflow: hidden; padding: 26px; }
.case-track {
  display: flex;
  transition: transform .55s cubic-bezier(.22,.61,.36,1);
}
.case-slide {
  flex: 0 0 100%;
  display: grid;
  grid-template-columns: 485px minmax(0, 1fr);
  gap: 18px;
  align-items: stretch;
}
.case-card { padding: 22px; border-radius: 18px; background: rgba(18,22,48,0.7); border: 1px solid rgba(255,255,255,0.05); }
.case-client {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  margin-bottom: 22px;
}
.case-client__mark {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, #eef3ff, #4d61fe 70%, #0f1635 100%);
}
.case-info h3 {
  margin: 0 0 18px;
  font-size: 26px;
  line-height: 1.15;
  font-weight: 600;
}
.case-info p {
  margin: 0;
  color: rgba(238,238,238,0.82);
  font-size: 16px;
  line-height: 1.58;
}
.case-info .btn { margin-top: 28px; }
.case-media {
  border-radius: 18px;
  background: rgba(18,22,48,0.7);
  border: 1px solid rgba(255,255,255,0.05);
  overflow: hidden;
}
.case-media img { width: 100%; height: 100%; object-fit: cover; max-height: 524px;}

.solutions-stage {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  align-items: center;
  min-height: 314px;
}
.solution-card {
  position: relative;
  padding: 24px 22px 20px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.06);
  background: rgba(17, 22, 52, 0.82);
  box-shadow: 0 24px 48px rgba(0,0,0,0.18);
  transition: transform .45s cubic-bezier(.22,.61,.36,1), opacity .3s ease;
}
.solution-card.is-side {
  transform: scale(.92);
  opacity: .82;
}
.solution-card.is-center {
  padding: 28px 24px 22px;
  background: rgba(19, 25, 58, 0.95);
}
.solution-card__icon {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.08);
  background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.18), rgba(77,97,254,0.6));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 16px;
}
.solution-card h3 {
  margin: 0 0 16px;
  font-size: 24px;
  line-height: 1.15;
  font-weight: 600;
}
.solution-card ul {
  margin: 0;
  padding: 0 0 0 18px;
  display: grid;
  gap: 12px;
  color: rgba(238,238,238,0.82);
  font-size: 15px;
  line-height: 1.5;
}
.solution-card .btn {
  width: 100%;
  margin-top: 20px;
  min-height: 42px;
  font-size: 12px;
  border-radius: 6px;
}
.solutions-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px 16px;
  margin-top: 24px;
}
.solution-tab {
  appearance: none;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 14px;
  padding: 0;
}
.solution-tab.is-active { color: var(--text); }

.implementation { padding-top: 10px; }
.implementation-tabs {
  display: grid;
  grid-template-columns: repeat(3, minmax(0,1fr));
  gap: 0;
  min-height: 68px;
  padding: 6px;
  border-radius: 15px;
  background: rgba(18, 23, 55, 0.9);
  border: 1px solid rgba(255,255,255,0.06);
  margin-top: 26px;
}
.implementation-tab {
  border: 0;
  background: transparent;
  color: rgba(238,238,238,0.86);
  border-radius: 11px;
  font-size: 18px;
}
.implementation-tab.is-active { background: var(--accent); color: var(--text); }
.implementation-panel { margin-top: 18px; }
.implementation-panel h3 {
  margin: 0 0 30px;
  text-align: center;
  font-size: 32px;
  line-height: 1.24;
  font-weight: 500;
}
.implementation-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 16px;
}
.step-card {
  position: relative;
  min-height: 232px;
  padding: 28px 24px 52px;
  background: rgba(18, 23, 55, 0.88);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 20px;
}
.step-card h4 {
  margin: 0 0 16px;
  font-size: 30px;
  line-height: 1.12;
  font-weight: 600;
  letter-spacing: -0.04em;
}
.step-card p {
  margin: 0;
  color: rgba(238,238,238,0.8);
  font-size: 16px;
  line-height: 1.55;
}
.step-card span {
  position: absolute;
  right: 20px;
  bottom: 14px;
  font-size: 42px;
  color: rgba(129,129,129,0.72);
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}
.event-card {
  overflow: hidden;
  border-radius: 20px;
  background: rgba(18, 23, 55, 0.92);
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 22px 46px rgba(0,0,0,0.22);
}
.event-card__image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.event-card__image img { width: 100%; height: 100%; object-fit: cover; }
.event-card__body { padding: 18px 18px 20px; }
.event-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  color: var(--muted);
  font-size: 12px;
  margin-bottom: 12px;
}
.event-type {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 80px;
  min-height: 25px;
  padding: 0 10px;
  border-radius: 3px;
  background: #ed7c31;
  color: var(--text);
  font-size: 10px;
}
.event-card h3 {
  margin: 0 0 12px;
  font-size: 24px;
  line-height: 1.18;
  font-weight: 500;
  overflow: hidden;
  text-overflow: ellipsis;
  display: -moz-box;
  -moz-box-orient: vertical;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  line-clamp: 2;
  box-orient: vertical;
}
.event-card__subtitle {
  margin-bottom: 8px;
  color: rgba(238,238,238,.82);
  font-size: 14px;
}
.event-card__description {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.55;
}
.event-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  font-size: 12px;
}
.event-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4d61fe;
}

.panel--search {
  display: flex;
  align-items: center;
  height: 60px;
  padding: 0 18px;
  margin-bottom: 28px;
  width: 320px;
  max-width: 100%;
}
.panel--search input {
  width: 100%;
  border: 0;
  background: transparent;
  color: var(--text);
  outline: none;
  font-size: 16px;
}
.panel--search input::placeholder { color: var(--muted); }
.lesson-card {
  overflow: hidden;
  border-radius: 20px;
  background: rgba(18, 23, 55, 0.92);
  border: 1px solid rgba(255,255,255,0.06);
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  min-height: 378px;
}
.lesson-card__copy {
  padding: 24px 18px 18px 22px;
  display: flex;
  flex-direction: column;
}
.lesson-card h3 {
  margin: 0 0 16px;
  font-size: 24px;
  line-height: 1.15;
  font-weight: 600;
}
.lesson-card .speaker { color: rgba(238,238,238,0.86); font-size: 16px; margin-bottom: 12px; }
.lesson-card p {
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.55;
  flex: 1;
}
.lesson-card__media img { width: 100%; height: 100%; object-fit: cover; }
.lesson-card .btn { width: 120px; min-height: 38px; font-size: 12px; }

.form-layout {
  display: grid;
  grid-template-columns: 330px minmax(0, 1fr);
  gap: 36px;
  align-items: end;
}
.form-robot {
  display: flex;
  justify-content: center;
  align-items: flex-end;
  min-height: 520px;
}
.form-robot img { width: 100%; max-width: 280px; }
.lead-form {
  padding: 34px;
  display: grid;
  gap: 18px;
}
.lead-form label,
.field-group {
  display: grid;
  gap: 10px;
}
.lead-form span,
.field-group > span {
  color: rgba(238,238,238,.9);
  font-size: 16px;
}
.lead-form input {
  height: 60px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(8, 12, 28, 0.74);
  color: var(--text);
  padding: 0 18px;
  outline: none;
}
.lead-form input::placeholder { color: var(--muted); }
.lead-form input:focus,
.custom-select.is-open .custom-select__trigger {
  border-color: rgba(77,97,254,0.6);
  box-shadow: 0 0 0 3px rgba(77,97,254,0.16);
}
.custom-select {
  position: relative;
}
.custom-select__trigger {
  width: 100%;
  height: 60px;
  padding: 0 18px;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(8, 12, 28, 0.74);
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.custom-select__arrow { color: var(--muted); font-size: 18px; }
.custom-select__menu {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 8px);
  padding: 8px;
  border-radius: 12px;
  background: rgba(10,14,33,0.98);
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 22px 46px rgba(0,0,0,0.32);
  display: none;
  z-index: 4;
}
.custom-select.is-open .custom-select__menu { display: grid; gap: 6px; }
.custom-select__option {
  min-height: 46px;
  border-radius: 8px;
  border: 0;
  background: transparent;
  color: var(--text);
  text-align: left;
  padding: 0 14px;
}
.custom-select__option:hover,
.custom-select__option.is-selected { background: rgba(77,97,254,0.2); }
.form-message { min-height: 24px; margin: 0; color: var(--muted); }

.faq-list { display: grid; gap: 14px; }
.faq-item {
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.06);
  background: rgba(18, 23, 55, 0.88);
  overflow: hidden;
}
.faq-question {
  width: 100%;
  min-height: 74px;
  padding: 0 24px;
  border: 0;
  background: transparent;
  color: var(--text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 24px;
  font-weight: 500;
  text-align: left;
}
.faq-question span:last-child {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: transform .25s ease, color .25s ease;
}
.faq-item.is-open .faq-question span:last-child { color: var(--accent); transform: rotate(180deg); }
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height .28s ease;
}
.faq-answer p {
  margin: 0;
  padding: 0 24px 24px;
  color: rgba(238,238,238,0.82);
  font-size: 18px;
  line-height: 1.6;
}

.site-footer {
  padding: 70px 0 28px;
  background: rgba(10,14,33,0.98);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr 1fr;
  gap: 24px;
  padding-bottom: 26px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.footer-grid h3 { margin: 0 0 16px; font-size: 20px; font-weight: 600; }
.footer-grid p,
.footer-grid a,
.footer-grid span { display: block; color: rgba(238,238,238,0.82); line-height: 1.7; }
.footer-brand .brand { margin-bottom: 14px; }
.socials { display: flex; gap: 12px; margin-top: 14px; }
.socials a {
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}
.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 36px;
  justify-content: space-between;
  padding-top: 20px;
  color: var(--muted);
}

.video-modal {
  position: fixed;
  inset: 0;
  display: none;
  place-items: center;
  z-index: 40;
}
.video-modal.is-open { display: grid; }
.video-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(28,29,37,0.7);
}
.video-modal__dialog {
  position: relative;
  z-index: 1;
  width: min(88vw, 920px);
  padding: 24px;
}
.video-modal__close {
  position: absolute;
  top: 12px;
  right: 12px;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 0;
  background: rgba(255,255,255,.06);
  color: var(--text);
  font-size: 24px;
}
.video-screen img { width: 100%; border-radius: 14px; }

@media (max-width: 1100px) {
  .main-nav, .header-actions { display: none; }
  .menu-toggle { display: inline-flex; margin-left: auto; }
  .product-grid,
  .sources-layout,
  .case-slide,
  .form-layout,
  .footer-grid,
  .implementation-steps,
  .solutions-stage,
  .cards-grid { grid-template-columns: 1fr; }
  .hero-shell { grid-template-columns: 1fr; gap: 36px; padding-bottom: 120px; }
  .hero-visual { justify-content: center; min-height: 320px; }
  .hero-visual__bg { inset: 14% 2% 4%; }
  .hero-stats { grid-template-columns: 1fr; }
  .section { padding-bottom: 110px; }
  .why-grid {
    gap: 18px;
  }
  .why-card {
    min-height: 220px;
  }
  .why-card--left {
    padding-right: clamp(118px, 15vw, 180px);
  }
  .why-card--right {
    padding-left: clamp(118px, 15vw, 180px);
  }
  .why-center {
    width: clamp(240px, 30vw, 320px);
  }
  .sources-layout {
    grid-template-columns: minmax(0, 1fr) minmax(320px, 540px);
    gap: 40px;
  }
  .orbit-stage {
    min-height: 430px;
  }
  .orbit-backdrop {
    min-height: 430px;
  }
  .source-panel { min-height: auto; }
  .section-row { align-items: flex-start; flex-direction: column; }
  .implementation-panel h3 { font-size: 26px; }
  .step-card { min-height: auto; }
  .lesson-card { grid-template-columns: 1fr; }
  .form-robot { min-height: 0; order: 2; }
}

@media (max-width: 700px) {
  :root { --gap: 84px; }
  .site-header { padding-top: 10px; }
  .hero { padding-bottom: 120px; }
  .hero-shell { min-height: 620px; padding: 112px 20px 88px; border-radius: 0 0 28px 28px; }
  .hero-copy h1 { font-size: 48px; }
  .hero-tagline { font-size: 20px; }
  .stat-card { min-height: 132px; padding: 24px; }
  .stat-card strong { font-size: 42px; }
  .section-heading, .gradient-title { font-size: 34px; }
  .why-grid {
    display: block;
    position: relative;
    padding-top: 54px;
    min-height: 472px;
  }
  .why-card,
  .case-card,
  .lead-form,
  .cases-shell { padding: 18px; }
  .why-card {
    min-height: 320px;
    padding: 150px 20px 24px;
    display: none;
  }
  .why-card.is-active {
    display: flex;
  }
  .why-card--left,
  .why-card--right {
    align-items: flex-start;
    text-align: left;
    padding-left: 20px;
    padding-right: 20px;
  }
  .why-card h3 {
    max-width: none;
    font-size: 18px;
  }
  .why-card p {
    max-width: none;
    font-size: 14px;
    line-height: 1.52;
  }
  .why-center {
    top: 0;
    width: 206px;
    transform: translate(-50%, 0);
  }
  .why-center__shell {
    background: transparent;
  }
  .why-center__disc {
    padding: 0;
    background: transparent;
    box-shadow: none;
  }
  .why-center__image-wrap {
    width: 100%;
    height: 100%;
  }
  .why-center__image {
    filter: drop-shadow(0 14px 28px rgba(0,0,0,0.24));
  }
  .section-mobile-nav {
    display: flex;
    justify-content: flex-end;
    margin-top: -64px;
    position: relative;
    z-index: 4;
    pointer-events: none;
  }
  .section-mobile-nav--sources {
    margin-top: -52px;
  }
  .section-mobile-nav__btn {
    pointer-events: auto;
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 1px solid rgba(255,255,255,0.12);
    background: rgba(255,255,255,0.05);
    color: var(--text);
    font-size: 24px;
    line-height: 1;
    box-shadow: 0 16px 28px rgba(0,0,0,0.24);
  }
  .section-mobile-nav--why .section-mobile-nav__btn:first-child,
  .section-mobile-nav--sources .section-mobile-nav__btn:first-child {
    display: none;
  }
  .sources-layout {
    grid-template-columns: 1fr;
    gap: 18px;
  }
  .orbit-stage {
    min-height: 310px;
  }
  .orbit-backdrop {
    min-height: 310px;
  }
  .orbit-item {
    width: 52px;
    height: 26px;
  }
  .orbit-item img,
  .orbit-item svg {
    height: 26px;
  }
  .source-panel {
    position: relative;
    max-width: none;
    padding: 18px 18px 20px;
  }
  .source-panel__brand-icon {
    height: 26px;
  }
  .source-panel__brand-icon img,
  .source-panel__brand-icon svg {
    height: 26px;
  }
  .source-panel__brand-icon svg {
    width: 26px;
  }
  .source-panel__brand-name {
    font-size: 22px;
  }
  .source-panel h3 {
    font-size: 15px;
    margin-bottom: 10px;
  }
  .source-panel p {
    font-size: 13px;
    line-height: 1.5;
  }
  .case-slide { gap: 14px; }
  .case-info h3, .solution-card h3, .event-card h3, .lesson-card h3 { font-size: 22px; }
  .implementation-tabs { grid-template-columns: 1fr; min-height: auto; }
  .implementation-tab { min-height: 48px; }
  .faq-question { font-size: 18px; padding: 0 18px; min-height: 64px; }
  .faq-answer p { padding: 0 18px 18px; font-size: 16px; }
}

/* v4: first two sections realigned to the reference */
:root {
  --side-pad: 6vw;
  --container: min(calc(100vw - (var(--side-pad) * 2)), 1690px);
  --gap: 200px;
  --stroke: rgba(255, 255, 255, 0.05);
  --blur: blur(50px);
}

body {
  background: #040616;
}

.section {
  padding-bottom: var(--gap);
}

.site-header {
  top: 30px;
}

.header-shell {
  min-height: 50px;
  gap: 32px;
}

.site-header:not(.is-scrolled) .brand-name {
  opacity: 0;
  width: 0;
  overflow: hidden;
}

.site-header.is-scrolled .brand-name {
  opacity: 1;
  width: auto;
}

.site-header.is-scrolled .header-shell {
  min-height: 75px;
  padding: 12px 20px;
  background: rgba(80, 81, 107, 0.2);
  border-color: rgba(255,255,255,0.05);
  border-radius: 15px;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  box-shadow: 0 18px 40px rgba(0,0,0,0.24);
}

.brand {
  gap: 14px;
}

.brand-mark {
  width: 28px;
  height: 37px;
  gap: 3px;
}

.brand-mark span {
  width: 3px;
  border-radius: 3px;
  background: #eeeeee;
  box-shadow: none;
}

.brand-mark span:nth-child(1) { height: 16px; }
.brand-mark span:nth-child(2) { height: 24px; }
.brand-mark span:nth-child(3) { height: 32px; }
.brand-mark span:nth-child(4) { height: 24px; }
.brand-mark span:nth-child(5) { height: 16px; }

.brand-name {
  font-size: 16px;
  font-weight: 500;
  transition: opacity .2s ease, width .2s ease;
}

.main-nav {
  gap: 28px;
  font-size: 16px;
  font-weight: 500;
}

.main-nav a {
  color: #eeeeee;
}

.header-actions .btn {
  min-width: 138px;
  min-height: 50px;
}

.btn--ghost {
  background: rgba(80, 81, 107, 0.2);
  border-color: rgba(255,255,255,0.05);
  padding: 14px 35px;
}

.hero {
  margin-top: -78px;
  padding-bottom: 0;
}

.hero-shell {
  min-height: 70vh;
  grid-template-columns: minmax(540px, 1.05fr) minmax(620px, 0.95fr);
  align-items: start;
  padding: 128px calc(6%) 126px;
  border-radius: 0 0 40px 40px;
  background:
    radial-gradient(circle at 40% 60%, rgba(230, 243, 255, 0.18), transparent 11%),
    radial-gradient(circle at 79% 18%, rgba(85, 110, 255, 0.16), transparent 26%),
    linear-gradient(90deg, rgba(4, 6, 22, 0.96) 0%, rgba(4, 6, 22, 0.88) 24%, rgba(9, 20, 59, 0.56) 65%, rgba(9, 26, 74, 0.68) 100%),
    #040616;
}

.hero-shell::before {
  background:
    radial-gradient(circle at 70% 50%, rgba(255,255,255,0.10), transparent 15%),
    linear-gradient(90deg, transparent 10%, rgba(68, 103, 255, 0.10) 38%, rgba(255,255,255,0.06) 46%, rgba(68, 103, 255, 0.10) 53%, transparent 72%);
  opacity: .9;
  animation: heroSweep 9s linear infinite;
}

.hero-shell::after {
  background:
    linear-gradient(90deg, rgba(4, 6, 22, 0.28) 0%, transparent 16%, transparent 100%),
    radial-gradient(circle at 88% 50%, rgba(79, 104, 255, 0.14), transparent 28%);
}

.hero-copy {
  max-width: 610px;
  padding-top: 56px;
}

.hero-copy h1 {
  margin-bottom: 16px;
  font-size: clamp(72px, 5vw, 96px);
  line-height: 1;
  font-weight: 600;
  letter-spacing: -0.055em;
}

.hero-tagline {
  margin: 0 0 40px;
  font-size: clamp(30px, 2.8vw, 52px);
  line-height: 1.16;
  font-weight: 400;
  letter-spacing: -0.03em;
  text-transform: none;
}

.btn--wide {
  width: min(100%, 500px);
}

.hero-meta {
  margin-top: 24px;
  gap: 14px;
  font-size: 16px;
}

.hero-meta__item {
  color: #eeeeee;
}

.hero-meta__item.is-muted {
  color: #a4a4a4;
}

.hero-meta__icon {
  width: 20px;
  height: 20px;
  border-radius: 4px;
  border: 1px solid rgba(255,255,255,0.18);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.12), rgba(255,255,255,0.02));
}

.hero-meta__icon--outline {
  background: transparent;
  position: relative;
}

.hero-meta__icon--outline::after {
  content: "";
  position: absolute;
  inset: 3px;
  border-radius: 2px;
  border: 1.5px solid rgba(255,255,255,0.32);
}

.hero-visual {
  min-height: 560px;
  align-items: flex-start;
  padding-top: 10px;
}

.hero-visual img {
  width: min(100%, 760px);
}

.hero-visual__bg {
  inset: 6% -8% 8% 10%;
  background:
    radial-gradient(circle at 38% 58%, rgba(221, 238, 255, 0.22), rgba(77,97,254,0.12) 20%, transparent 40%),
    radial-gradient(circle at 62% 24%, rgba(77,97,254,0.18), transparent 32%),
    linear-gradient(90deg, transparent 0, rgba(255,255,255,0.04) 46%, transparent 100%);
  filter: blur(36px);
}

.hero-stats {
  margin-top: -62px;
  gap: 28px;
}

.stat-card {
  position: relative;
  min-height: 220px;
  padding: 40px;
  background: rgba(80, 81, 107, 0.2);
  border: 1px solid rgba(255,255,255,0.05);
  box-shadow: none;
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  overflow: hidden;
}

.stat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.08), rgba(255,255,255,0) 48%);
  pointer-events: none;
}

.stat-card strong {
  position: relative;
  z-index: 1;
  font-size: clamp(58px, 3.8vw, 64px);
  line-height: 1;
  letter-spacing: -0.05em;
}

.stat-card span {
  position: relative;
  z-index: 1;
  color: #eeeeee;
  font-size: 24px;
  line-height: 1.5;
}

.product {
  padding-top: 200px;
}

.product-grid {
  min-height: 232px;
  grid-template-columns: minmax(0, 790px) minmax(340px, 520px);
  gap: 88px;
  align-items: center;
}

.gradient-title {
  gap: 0;
  font-size: clamp(46px, 3.8vw, 60px);
  line-height: 1.2;
}

.gradient-title span:last-child {
  display: inline-block;
}

.section-copy {
  margin: 24px 0 0 auto;
  color: #a4a4a4;
  font-size: 18px;
  line-height: 1.5;
}

@media (max-width: 1280px) {
  :root {
    --container: min(calc(100vw - 64px), 1480px);
  }

  .main-nav {
    gap: 18px;
    font-size: 14px;
  }

  .hero-shell {
    grid-template-columns: minmax(420px, 1fr) minmax(460px, 1fr);
    padding-inline: 36px;
  }

  .hero-copy h1 {
    font-size: clamp(64px, 5.5vw, 84px);
  }

  .hero-tagline {
    font-size: clamp(28px, 2.4vw, 40px);
  }

  .stat-card {
    min-height: 180px;
    padding: 32px;
  }

  .stat-card span {
    font-size: 20px;
  }

  .product-grid {
    grid-template-columns: minmax(0, 1fr) minmax(300px, 440px);
    gap: 56px;
  }
}

@media (max-width: 1100px) {
  .site-header {
    padding-top: 14px;
  }

  .site-header:not(.is-scrolled) .brand-name {
    opacity: 1;
    width: auto;
  }

  .hero {
    margin-top: -70px;
  }

  .hero-shell {
    grid-template-columns: 1fr;
    min-height: auto;
    padding: 108px 24px 108px;
  }

  .hero-copy {
    max-width: 100%;
    padding-top: 16px;
  }

  .hero-visual {
    min-height: 360px;
    justify-content: center;
  }

  .hero-stats {
    margin-top: -32px;
    gap: 16px;
  }

  .stat-card {
    min-height: 150px;
    padding: 28px;
  }

  .stat-card strong {
    font-size: 52px;
  }

  .stat-card span {
    font-size: 18px;
  }

  .product {
    padding-top: 150px;
  }

  .product-grid {
    gap: 24px;
    min-height: auto;
  }

  .section-copy {
    margin-left: 0;
  }
}

@media (max-width: 700px) {
  :root {
    --container: calc(100vw - 32px);
    --gap: 96px;
  }

  .site-header {
    padding-top: 8px;
  }

  .hero {
    margin-top: -62px;
  }

  .hero-shell {
    padding: 92px 16px 84px;
    border-radius: 0 0 28px 28px;
  }

  .hero-copy h1 {
    font-size: 52px;
  }

  .hero-tagline {
    font-size: 22px;
  }

  .hero-meta {
    font-size: 14px;
  }

  .hero-visual {
    min-height: 240px;
  }

  .hero-visual img {
    width: min(100%, 420px);
  }

  .stat-card {
    min-height: 132px;
    padding: 24px;
  }

  .stat-card strong {
    font-size: 42px;
  }

  .stat-card span {
    font-size: 16px;
  }

  .product {
    padding-top: 112px;
  }

  .gradient-title,
  .section-heading {
    font-size: 34px;
  }
}

/* v5: hero rebuilt with uploaded GIF and real uploaded icons */
.brand {
  min-width: auto;
}

.brand-mark {
  width: 44px;
  height: 50px;
  object-fit: contain;
  display: block;
}

.brand-full {
  width: 119px;
  height: 20px;
  object-fit: contain;
  display: block;
  opacity: 0;
  width: 0;
  overflow: hidden;
  transition: opacity .2s ease, width .2s ease;
}

.site-header.is-scrolled .brand-full {
  opacity: 1;
  width: 119px;
}

.site-header:not(.is-scrolled) .brand-full {
  opacity: 0;
  width: 0;
}

.brand-name {
  display: none !important;
}

.hero {
  margin-top: -78px;
  padding-bottom: 0;
}

.hero-shell {
  display: block;
  min-height: 834px;
  padding: 136px calc((100% - var(--container)) / 2) 132px;
  border-radius: 0 0 40px 40px;
  background-image:
    linear-gradient(90deg, rgba(4, 6, 22, 0.96) 0%, rgba(4, 6, 22, 0.88) 18%, rgba(4, 6, 22, 0.52) 36%, rgba(4, 6, 22, 0.18) 58%, rgba(4, 6, 22, 0.34) 100%),
    linear-gradient(180deg, rgba(4, 6, 22, 0.08) 0%, rgba(4, 6, 22, 0.08) 100%),
    url('assets/hero-bg.gif');
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.hero-shell::before,
.hero-shell::after,
.hero-visual,
.hero-visual__bg {
  display: none !important;
  animation: none !important;
  content: none !important;
}

.hero-copy {
  max-width: 700px;
  padding-top: 78px;
  position: relative;
  z-index: 2;
}

.hero-copy h1 {
  margin: 0 0 16px;
  font-size: 96px;
  line-height: 1;
  letter-spacing: -0.055em;
  font-weight: 600;
}

.hero-tagline {
  margin: 0 0 34px;
  font-size: 48px;
  line-height: 1.2;
  letter-spacing: -0.04em;
  font-weight: 400;
  text-transform: none;
}

.btn--wide {
  width: min(100%, 500px);
}

.hero-meta {
  margin-top: 28px;
  gap: 14px;
  font-size: 16px;
}

.hero-meta__item {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: #EEEEEE;
}

.hero-meta__item.is-muted {
  color: #A4A4A4;
}

.hero-meta__icon {
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 0;
  border-radius: 0;
}

.hero-meta__icon img {
  width: 20px;
  height: 20px;
  object-fit: contain;
  display: block;
}

.hero-stats {
  margin-top: -62px;
  gap: 28px;
}

.stat-card {
  min-height: 166px;
  padding: 40px;
  background: rgba(80, 81, 107, 0.2);
  border: 1px solid rgba(255,255,255,0.05);
  backdrop-filter: blur(50px);
  -webkit-backdrop-filter: blur(50px);
  box-shadow: none;
}

.stat-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0) 45%);
}

.stat-card strong {
  font-size: 64px;
  line-height: 1;
  font-weight: 600;
}

.stat-card span {
  font-size: 24px;
  line-height: 1.5;
  color: #EEEEEE;
}

.product {
  padding-top: 200px;
}

.product-grid {
  grid-template-columns: minmax(0, 760px) minmax(0, 1fr);
  gap: 40px 120px;
  align-items: center;
}

.gradient-title {
  font-size: 60px;
  line-height: 1.2;
}

.section-copy {
  margin-top: 0;
  font-size: 18px;
  line-height: 1.5;
  color: #A4A4A4;
}

@media (max-width: 1280px) {
  .hero-shell {
    min-height: 720px;
    padding: 124px 40px 120px;
    background-position: center right;
  }

  .hero-copy {
    max-width: 560px;
  }

  .hero-copy h1 {
    font-size: 76px;
  }

  .hero-tagline {
    font-size: 38px;
  }

  .stat-card {
    padding: 32px;
  }

  .stat-card strong {
    font-size: 56px;
  }

  .stat-card span {
    font-size: 20px;
  }

  .product-grid {
    gap: 40px 72px;
  }
}

@media (max-width: 1100px) {
  .site-header:not(.is-scrolled) .brand-full {
    opacity: 1;
    width: 119px;
  }

  .hero-shell {
    min-height: 640px;
    padding: 112px 28px 110px;
    background-position: 68% center;
  }

  .hero-copy {
    max-width: 540px;
    padding-top: 34px;
  }

  .hero-copy h1 {
    font-size: 64px;
  }

  .hero-tagline {
    font-size: 30px;
  }

  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
    margin-top: -26px;
  }

  .stat-card {
    min-height: 150px;
    padding: 28px;
  }

  .stat-card strong {
    font-size: 52px;
  }

  .stat-card span {
    font-size: 18px;
  }

  .product {
    padding-top: 150px;
  }

  .product-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 700px) {
  .brand-full,
  .site-header.is-scrolled .brand-full,
  .site-header:not(.is-scrolled) .brand-full {
    width: 104px;
  }

  .hero {
    margin-top: -62px;
  }

  .hero-shell {
    min-height: 560px;
    padding: 96px 16px 92px;
    border-radius: 0 0 28px 28px;
    background-position: 73% center;
  }

  .hero-copy {
    max-width: 100%;
    padding-top: 24px;
  }

  .hero-copy h1 {
    font-size: 52px;
  }

  .hero-tagline {
    font-size: 22px;
    margin-bottom: 26px;
  }

  .hero-meta {
    font-size: 14px;
  }

  .hero-stats {
    margin-top: -18px;
  }

  .stat-card {
    min-height: 132px;
    padding: 24px;
  }

  .stat-card strong {
    font-size: 42px;
  }

  .stat-card span {
    font-size: 16px;
  }

  .product {
    padding-top: 112px;
  }

  .gradient-title,
  .section-heading {
    font-size: 34px;
  }
}

.video-screen iframe { width: 100%; min-height: 420px; border: 0; border-radius: 14px; }


/* v6: forms and lessons refined to the latest layout */
.section-caption:empty,
.lead-form label > span:empty,
.field-group > span:empty {
  display: none;
}

.cards-grid--lessons {
  align-items: stretch;
}

.lesson-card {
  position: relative;
  min-height: 515px;
  padding: 34px 34px 0;
  display: block;
  overflow: hidden;
}

.lesson-card__inner,
.lesson-card__body {
  position: relative;
  min-height: 100%;
}

.lesson-card__title,
.lesson-card h3 {
  position: relative;
  z-index: 2;
  max-width: 60%;
  margin: 0 0 30px;
  font-size: clamp(24px, 1.85vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.04em;
}

.lesson-card__copy {
  position: relative;
  z-index: 2;
  width: 60%;
  min-height: 382px;
  padding-bottom: 34px;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.lesson-card .speaker {
  max-width: 100%;
  margin-bottom: 22px;
  color: rgba(238, 238, 238, 0.9);
  font-size: 18px;
  line-height: 1.42;
}

.lesson-card p {
  max-width: 100%;
  margin: 0 0 24px;
  color: rgba(238, 238, 238, 0.68);
  font-size: 16px;
  line-height: 1.58;
  flex: 1;
}

.lesson-card__button,
.lesson-card .btn.lesson-card__button {
  width: 196px;
  min-height: 72px;
  padding: 0 22px;
  border-radius: 10px;
  font-size: 16px;
  gap: 10px;
}

.lesson-card__button-icon {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.92);
  color: var(--accent);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 10px;
  line-height: 1;
  flex: 0 0 auto;
}

.lesson-card__media {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1;
  width: min(40%, 252px);
  height: 377px;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  pointer-events: none;
}

.lesson-card__media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: bottom right;
  display: block;
}

.form-layout {
  position: relative;
  grid-template-columns: minmax(320px, 526px) minmax(0, 800px);
  justify-content: center;
  align-items: end;
  gap: 0;
  max-width: 1286px;
  margin: 34px auto 0;
}

.form-robot {
  position: relative;
  z-index: 1;
  width: min(100%, 526px);
  min-height: 640px;
  margin-right: -40px;
  justify-self: end;
  align-self: end;
  display: flex;
  justify-content: center;
  align-items: flex-end;
}

.form-robot img {
  width: 100%;
  max-width: none;
  height: auto;
  display: block;
}

.lead-form {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: 800px;
  padding: 40px;
  display: grid;
  gap: 20px;
}

@media (max-width: 1280px) {
  .form-layout {
    grid-template-columns: minmax(280px, 460px) minmax(0, 760px);
    max-width: 1180px;
  }

  .form-robot {
    width: min(100%, 460px);
    min-height: 560px;
  }

  .lead-form {
    max-width: 760px;
    padding: 36px;
  }
}

@media (max-width: 1100px) {
  .form-layout {
    grid-template-columns: 1fr;
    max-width: 800px;
    gap: 18px;
  }

  .form-robot {
    order: 2;
    width: min(56vw, 340px);
    min-height: 0;
    margin: 0 auto -44px;
    justify-self: center;
  }

  .lead-form {
    max-width: 100%;
    padding: 30px;
  }

  .lesson-card {
    min-height: 480px;
  }

  .lesson-card__title,
  .lesson-card h3,
  .lesson-card__copy {
    width: 58%;
    max-width: 58%;
  }
}

@media (max-width: 700px) {
  .why-grid {
    padding-top: 98px;
  }

  .why-card {
    min-height: 340px;
    padding-top: 168px;
  }

  .why-center {
    width: 232px;
    top: 18px;
  }

  .form-layout {
    margin-top: 18px;
    gap: 14px;
  }

  .form-robot {
    width: min(72vw, 312px);
    margin: 0 auto -58px;
  }

  .lead-form {
    padding: 24px;
  }

  .lesson-card {
    min-height: 420px;
    padding: 24px 20px 0;
  }

  .lesson-card__title,
  .lesson-card h3 {
    width: calc(100% - 92px);
    max-width: calc(100% - 92px);
    margin-bottom: 18px;
    font-size: 22px;
  }

  .lesson-card__copy {
    width: calc(100% - 112px);
    max-width: calc(100% - 112px);
    min-height: 0;
    padding-bottom: 22px;
  }

  .lesson-card .speaker {
    margin-bottom: 14px;
    font-size: 14px;
  }

  .lesson-card p {
    margin-bottom: 18px;
    font-size: 13px;
    line-height: 1.52;
  }

  .lesson-card__button,
  .lesson-card .btn.lesson-card__button {
    width: 152px;
    min-height: 52px;
    padding: 0 16px;
    font-size: 14px;
  }

  .lesson-card__button-icon {
    width: 18px;
    height: 18px;
    font-size: 8px;
  }

  .lesson-card__media {
    width: min(41%, 168px);
    height: 248px;
    right: -4px;
  }
}


/* v7: asset names normalized, contact layout overlap refined */
.form-section-shell {
  position: relative;
}
.form-section-shell .form-layout {
  position: relative;
  isolation: isolate;
}
@media (max-width: 1100px) {
  .form-layout {
    align-items: start;
  }
  .lead-form {
    order: 3;
  }
  .form-robot {
    order: 2;
    position: relative;
    z-index: 1;
  }
}
@media (max-width: 700px) {
  .form-layout {
    padding-top: 0;
  }
  .form-robot {
    margin-bottom: -72px;
  }
  .lead-form {
    position: relative;
    z-index: 2;
  }
  .lesson-card__copy {
    width: 100%;
    max-width: none;
    min-height: auto;
    padding-bottom: 112px;
  }
  .lesson-card__media {
    width: min(38%, 144px);
    height: 216px;
    right: -4px;
  }
}

/* v8: lessons cards pinned photo + search icon */
.panel--search {
  width: 360px;
  padding: 0 22px;
  gap: 12px;
}
.search-shell__icon {
  flex: 0 0 auto;
  width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  opacity: 0.7;
}
.search-shell__icon img {
  width: 100%;
  height: 100%;
  display: block;
}
.panel--search input {
  min-width: 0;
}

.lesson-card {
  min-height: 515px;
  padding: 34px 0 0 34px;
}
.lesson-card__inner {
  position: relative;
  min-height: 481px;
  height: 100%;
  display: flex;
  flex-direction: column;
}
.lesson-card__title,
.lesson-card h3 {
  max-width: 66%;
  margin: 0 0 28px;
}
.lesson-card__body {
  position: relative;
  flex: 1 1 auto;
  min-height: 0;
}
.lesson-card__copy {
  position: relative;
  z-index: 2;
  width: 60%;
  height: 100%;
  min-height: 0;
  padding: 0 5% 34px 0;
  display: grid;
  grid-template-rows: auto 1fr auto;
  align-content: stretch;
  gap: 0;
}
.lesson-card .speaker {
  margin: 0 0 22px;
}
.lesson-card p {
  margin: 0;
  padding: 0;
  max-width: 100%;
  align-self: start;
}
.lesson-card__button,
.lesson-card .btn.lesson-card__button {
  margin-top: 24px;
}
.lesson-card__media {
  position: absolute;
  right: 0;
  bottom: 0;
  z-index: 1;
  width: min(50%, 320px);
  height: auto;
  display: flex;
  align-items: flex-end;
  justify-content: flex-end;
  pointer-events: none;
}
.lesson-card__media img {
  width: 100%;
  height: auto;
  max-height: 440px;
  object-fit: contain;
  object-position: bottom right;
  display: block;
}

@media (max-width: 1100px) {
  .panel--search {
    width: min(100%, 360px);
  }
  .lesson-card {
    min-height: 500px;
    padding: 30px 0 0 30px;
  }
  .lesson-card__inner {
    min-height: 470px;
  }
  .lesson-card__title,
  .lesson-card h3 {
    max-width: 64%;
  }
  .lesson-card__copy {
    width: 62%;
    padding-right: 3%;
  }
  .lesson-card__media {
    width: min(46%, 300px);
  }
  .lesson-card__media img {
    max-height: 410px;
  }
}

@media (max-width: 700px) {
  .panel--search {
    width: 100%;
    height: 56px;
    padding: 0 18px;
    gap: 10px;
  }
  .search-shell__icon {
    width: 18px;
    height: 18px;
  }
  .lesson-card {
    min-height: 420px;
    padding: 24px 0 0 20px;
  }
  .lesson-card__inner {
    min-height: 396px;
  }
  .lesson-card__title,
  .lesson-card h3 {
    max-width: calc(100% - 88px);
    margin-bottom: 18px;
  }
  .lesson-card__copy {
    width: 60%;
    max-width: none;
    min-height: 0;
    padding: 0 18px 18px 0;
    grid-template-rows: auto 1fr auto;
  }
  .lesson-card .speaker {
    margin-bottom: 14px;
  }
  .lesson-card p {
    margin: 0;
  }
  .lesson-card__button,
  .lesson-card .btn.lesson-card__button {
    margin-top: 18px;
  }
  .lesson-card__media {
    width: 44%;
    max-width: 190px;
    right: 0;
  }
  .lesson-card__media img {
    max-height: 290px;
  }
}

/* v-final: combined fixes for cases, solutions, events, footer */
.site-header .brand > span,
.brand--footer .brand-name {
  display: none !important;
}

.site-header .brand-mark,
.brand--footer .brand-mark {
  width: 119px;
  height: 20px;
  object-fit: contain;
  display: block;
}

.brand--footer {
  gap: 0;
}

.socials {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}

.socials a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.08);
  background: rgba(255,255,255,0.03);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: transform .2s ease, border-color .2s ease, background-color .2s ease;
}

.socials a:hover {
  transform: translateY(-2px);
  border-color: rgba(77,97,254,0.44);
  background: rgba(77,97,254,0.12);
}

.socials a img {
  width: 18px;
  height: 18px;
  object-fit: contain;
  display: block;
}

.socials a span {
  font-size: 10px;
}

.footer-bottom a[href="#top"] {
  display: none !important;
}

.event-card--link {
  display: flex;
  flex-direction: column;
  color: inherit;
  text-decoration: none;
  transition: transform .25s ease, border-color .25s ease, box-shadow .25s ease;
}

.event-card--link:hover {
  transform: translateY(-4px);
  border-color: rgba(77,97,254,0.28);
  box-shadow: 0 26px 56px rgba(0,0,0,0.26);
}

.event-card--link .event-card__body {
  display: flex;
  flex-direction: column;
  gap: 0;
  min-height: 188px;
}

.event-card--link .event-status {
  margin-top: auto;
}

.cases-shell {
  padding: 26px 0;
  background: transparent;
  border: 0;
  box-shadow: none;
}

.case-slide {
  display: grid;
  grid-template-columns: minmax(0, 420px) minmax(0, 1fr);
  gap: 20px;
  align-items: stretch;
}

.case-card,
.case-media {
  border-radius: 20px;
  background: linear-gradient(180deg, rgba(18,23,55,0.92), rgba(15,19,45,0.96));
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: 0 24px 56px rgba(0,0,0,0.18);
}

.case-card {
  padding: 24px;
}

.case-media img {
  max-height: 460px;
}

.solutions-stage {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
  min-height: 352px;
  margin-top: 8px;
}

.solution-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 318px;
  padding: 24px 24px 20px;
  border-radius: 20px;
  border: 1px solid rgba(255,255,255,0.06);
  background: linear-gradient(180deg, rgba(18,23,55,0.92), rgba(14,18,43,0.98));
  box-shadow: 0 24px 56px rgba(0,0,0,0.18);
  transition: transform .45s cubic-bezier(.22,.61,.36,1), opacity .3s ease, border-color .3s ease, box-shadow .3s ease;
}

.solution-card.is-prev,
.solution-card.is-next {
  transform: translateY(14px) scale(0.972);
  opacity: 0.78;
}

.solution-card.is-current {
  border-color: rgba(77,97,254,0.24);
  box-shadow: 0 30px 72px rgba(0,0,0,0.24);
}

.solution-card__icon {
  width: 40px;
  height: 40px;
  margin-bottom: 18px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  border-radius: 0;
}

.solution-card__icon img,
.solution-card__icon svg {
  width: 40px;
  height: 40px;
  object-fit: contain;
  display: block;
}

.solution-card__icon span {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(77,97,254,0.14);
  border: 1px solid rgba(77,97,254,0.18);
  font-size: 13px;
  font-weight: 600;
}

.solution-card h3 {
  margin: 0 0 16px;
  font-size: 26px;
  line-height: 1.12;
  font-weight: 500;
  letter-spacing: -0.04em;
}

.solution-card ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
  color: rgba(238,238,238,0.82);
  font-size: 15px;
  line-height: 1.5;
}

.solution-card ul li {
  position: relative;
  padding-left: 16px;
}

.solution-card ul li::before {
  content: "";
  position: absolute;
  top: .58em;
  left: 0;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #4d61fe;
}

.solution-card .btn {
  width: 100%;
  min-height: 44px;
  margin-top: auto;
  border-radius: 8px;
  font-size: 13px;
}

.solutions-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 14px 24px;
  margin-top: 22px;
}

.solution-tab {
  position: relative;
  appearance: none;
  border: 0;
  padding: 0 0 8px;
  background: transparent;
  color: rgba(238,238,238,0.52);
  font-size: 13px;
  line-height: 1.25;
  transition: color .2s ease;
}

.solution-tab::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 2px;
  border-radius: 999px;
  background: transparent;
}

.solution-tab.is-active {
  color: #fff;
}

.solution-tab.is-active::after {
  background: #4d61fe;
}

@media (max-width: 1100px) {
  .case-slide {
    grid-template-columns: 1fr;
  }

  .solutions-stage {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .solution-card.is-prev,
  .solution-card.is-next {
    transform: none;
    opacity: 1;
  }
}

@media (max-width: 767px) {
  .site-header .brand-mark,
  .brand--footer .brand-mark {
    width: 110px;
    height: 18px;
  }

  .cases-shell {
    padding: 18px 0;
  }

  .case-slide {
    gap: 16px;
  }

  .solution-card {
    min-height: 0;
    padding: 20px 18px 18px;
  }

  .solution-card h3 {
    font-size: 22px;
  }

  .solutions-tabs {
    justify-content: flex-start;
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 4px;
  }

  .solution-tab {
    flex: 0 0 auto;
    white-space: nowrap;
  }
}