:root {
  --bg-app: #12141a;
  --bg-deep: #0e1015;
  --bg-section: #161920;
  --bg-panel: #1a1d26;
  --bg-panel-hover: #222632;
  --bg-control: #1a1d26;
  --border: #2a2e3a;
  --border-strong: #3a4050;
  --text: #e8eaee;
  --text-muted: #a8adb8;
  --text-dim: #8b919e;
  --accent: #c56a3a;
  --accent-2: #d4784a;
  --accent-deep: #a3562f;
  --accent-soft: rgba(197, 106, 58, 0.12);
  --success: #6b9e78;
  --warning: #c9a227;
  --danger: #c45c5c;
  --radius: 6px;
  --radius-sm: 4px;
  --maxw: 1180px;
  --font: "IBM Plex Sans", "Segoe UI", system-ui, sans-serif;
  --font-display: "Bricolage Grotesque", "IBM Plex Sans", system-ui, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
  --shadow: 0 1px 0 rgba(255, 255, 255, 0.04) inset, 0 8px 24px rgba(0, 0, 0, 0.35);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: 72px;
  color-scheme: dark;
}

body {
  background: var(--bg-app);
  color: var(--text);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

img,
svg {
  display: block;
}

ul {
  list-style: none;
}

::-webkit-scrollbar {
  width: 10px;
}
::-webkit-scrollbar-track {
  background: var(--bg-deep);
}
::-webkit-scrollbar-thumb {
  background: #3a4050;
  border-radius: 4px;
  border: 2px solid var(--bg-deep);
}

::selection {
  background: rgba(197, 106, 58, 0.35);
  color: #fff;
}

/* ===== Layout ===== */
.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 64px 0;
}

.section--tight {
  padding: 48px 0;
}

.section--muted {
  background: var(--bg-section);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.section-split {
  display: grid;
  grid-template-columns: minmax(200px, 280px) minmax(0, 1fr);
  gap: 28px 40px;
  align-items: start;
}

.section-head {
  max-width: 640px;
}

.section-head--wide {
  max-width: 640px;
  margin: 0 0 28px;
}

.section-head--sticky {
  position: sticky;
  top: 88px;
}

.section-head h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.2vw, 34px);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.section-head p {
  margin-top: 12px;
  color: var(--text-dim);
  font-size: 15px;
  line-height: 1.55;
}

.brand-kicker {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--accent);
  margin-bottom: 18px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 20px;
  border-radius: var(--radius-sm);
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: 1px solid transparent;
  transition: background 0.15s ease, border-color 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.btn--primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.btn--primary:hover {
  background: var(--accent-2);
  border-color: var(--accent-2);
}

.btn--ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--text-dim);
  background: var(--bg-panel);
}

.btn--sm {
  padding: 8px 14px;
  font-size: 13px;
}

.btn--block {
  width: 100%;
}

/* ===== Navbar ===== */
.nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--bg-deep);
  border-bottom: 1px solid var(--border);
}

.nav__inner {
  display: flex;
  align-items: center;
  gap: 28px;
  height: 60px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.02em;
}

.brand img {
  width: 24px;
  height: 24px;
}

.nav__links {
  display: flex;
  align-items: center;
  gap: 22px;
  margin-left: 8px;
}

.nav__links a {
  color: var(--text-dim);
  font-size: 14px;
  font-weight: 500;
  position: relative;
  transition: color 0.15s ease;
}

.nav__portal-mobile {
  display: none;
}

.nav__links a:hover {
  color: var(--text);
}

.nav__links a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -4px;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transition: transform 0.2s ease;
}

.nav__links a:hover::after {
  transform: scaleX(1);
}

.nav__right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
}

.lang-switch {
  display: inline-flex;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--bg-control);
}

.lang-switch button {
  border: none;
  background: transparent;
  color: var(--text-dim);
  font-family: inherit;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 10px;
  cursor: pointer;
}

.lang-switch button.active {
  background: var(--bg-panel-hover);
  color: var(--text);
}

.nav__burger {
  display: none;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  width: 36px;
  height: 36px;
  cursor: pointer;
  color: var(--text);
  font-size: 16px;
}

/* ===== Hero ===== */
.hero {
  padding: 52px 0 44px;
  border-bottom: 1px solid var(--border);
  background:
    linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-app) 100%);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.95fr);
  gap: 32px 40px;
  align-items: start;
}

.hero__copy {
  max-width: 560px;
  padding-top: 8px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(34px, 5vw, 48px);
  font-weight: 600;
  line-height: 1.1;
  letter-spacing: -0.035em;
}

.hero h1 .accent {
  color: var(--accent);
}

.hero p.sub {
  margin: 18px 0 0;
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.55;
  max-width: 460px;
}

.hero__actions {
  margin-top: 28px;
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero__note {
  margin-top: 16px;
  font-size: 13px;
  color: var(--text-dim);
  max-width: 420px;
}

.hero__aside {
  border: 1px solid var(--border);
  background: var(--bg-panel);
}

.hero-stack {
  display: flex;
  flex-direction: column;
}

.hero-stack__item {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
}

.hero-stack__item:last-child {
  border-bottom: none;
}

.hero-stack__label {
  display: block;
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: -0.01em;
  margin-bottom: 10px;
  color: var(--accent-2);
}

.hero-stack__item ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.hero-stack__item li {
  font-size: 13px;
  color: var(--text-muted);
  padding-left: 12px;
  position: relative;
}

.hero-stack__item li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 1px;
  background: var(--border-strong);
}

.hero-meta {
  display: grid;
  grid-template-columns: 1fr 1fr;
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
}

.hero-meta__cell {
  padding: 14px 16px;
  border-right: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.hero-meta__cell:nth-child(2n) {
  border-right: none;
}

.hero-meta__cell:nth-child(n + 3) {
  border-bottom: none;
}

.hero-meta__cell strong {
  display: block;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.hero-meta__cell span {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  color: var(--text-dim);
}

/* ===== Layers ===== */
.layer-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.layer-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 20px 18px;
}

.layer-card__top {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin-bottom: 14px;
}

.layer-card__index {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  flex-shrink: 0;
}

.layer-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}

.layer-card ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.layer-card li {
  font-size: 13px;
  color: var(--text-muted);
  padding-left: 12px;
  position: relative;
  line-height: 1.4;
}

.layer-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 1px;
  background: var(--accent);
}

/* legacy layer list keep harmless */
.layer-list { display: none; }

/* ===== Features grid ===== */
.feat-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.feat-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 26px 22px 24px;
  min-height: 188px;
  transition: border-color 0.18s ease, background 0.18s ease;
}

.feat-card:hover {
  border-color: rgba(197, 106, 58, 0.45);
  background: linear-gradient(180deg, rgba(197, 106, 58, 0.06), transparent 55%), var(--bg-panel);
}

.feat-card__icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  color: var(--accent);
  border: 1px solid rgba(197, 106, 58, 0.35);
  border-radius: var(--radius-sm);
  background: rgba(197, 106, 58, 0.08);
  margin-bottom: 16px;
}

.feat-card__icon svg {
  width: 17px;
  height: 17px;
}

.feat-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0 0 10px;
}

.feat-card p {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.55;
  margin: 0;
}

/* legacy capabilities */
.capability-list { display: none; }

/* ===== How grid ===== */
.how-grid {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.how-card {
  padding: 20px 18px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
}

.how-card__num {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--accent);
  margin-bottom: 12px;
}

.how-card h3 {
  font-family: var(--font-display);
  font-size: 16px;
  font-weight: 600;
  letter-spacing: -0.02em;
  margin-bottom: 8px;
  line-height: 1.25;
}

.how-card p {
  color: var(--text-dim);
  font-size: 13px;
  line-height: 1.5;
}

/* ===== Threats ===== */
.threat-tags {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.threat-tags li {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border: 1px solid var(--border);
  background: var(--bg-panel);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.3;
}

.threat-tags li::before {
  content: "×";
  color: var(--danger);
  font-weight: 700;
  font-size: 12px;
  line-height: 1;
}

.threat-grid { display: none; }

/* ===== Timeline (legacy) ===== */
.timeline {
  display: none;
}

/* ===== Support ===== */
.support-panels {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid var(--border);
}

.support-panel {
  padding: 28px;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
}

.support-panel:last-child {
  border-right: none;
}

.support-panel h3 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  font-weight: 600;
  margin-bottom: 16px;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tag-row span {
  display: inline-flex;
  padding: 7px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--bg-deep);
  color: var(--text-muted);
  font-size: 13px;
  font-weight: 500;
}

/* ===== Compare ===== */
.compare {
  border: 1px solid var(--border);
  overflow: hidden;
  background: var(--bg-panel);
}

.compare__row {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1.25fr;
  border-bottom: 1px solid var(--border);
}

.compare__row:last-child {
  border-bottom: none;
}

.compare__row--head {
  background: var(--bg-deep);
  font-weight: 600;
}

.compare__cell {
  padding: 14px 16px;
  font-size: 14px;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 8px;
}

.compare__feature {
  color: var(--text);
  font-weight: 500;
}

.compare__cell--others {
  color: var(--text-dim);
  border-left: 1px solid var(--border);
}

.compare__cell--shilen {
  color: var(--text);
  border-left: 1px solid var(--border);
  background: var(--accent-soft);
}

.compare__row--head .compare__cell--shilen {
  color: var(--accent-2);
}

.check-icon {
  color: var(--success);
  margin-right: 0.25em;
  font-weight: 700;
}

/* ===== Pricing ===== */
.plans {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: stretch;
}

.plan {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
}

.plan--highlight {
  border-color: var(--accent);
  background: var(--bg-section);
  box-shadow: inset 0 0 0 1px var(--accent);
}

.plan__badge {
  display: inline-block;
  align-self: flex-start;
  margin-bottom: 12px;
  padding: 3px 8px;
  border-radius: var(--radius-sm);
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--accent-2);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.plan__name {
  font-size: 14px;
  color: var(--text-muted);
  font-weight: 600;
}

.plan__price {
  margin: 12px 0 4px;
  font-family: var(--font-display);
  font-size: 34px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.plan__price span {
  font-size: 14px;
  font-weight: 500;
  font-family: var(--font);
  color: var(--text-dim);
}

.plan__features {
  list-style: none;
  margin: 20px 0 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.plan__features li {
  display: flex;
  gap: 8px;
  color: var(--text-muted);
  font-size: 14px;
}

.plan .btn {
  margin-top: auto;
}

.pricing__note {
  margin-top: 20px;
  color: var(--text-dim);
  font-size: 13px;
}

/* ===== FAQ ===== */
.faq {
  max-width: 760px;
  border: 1px solid var(--border);
  background: var(--bg-panel);
}

.faq--wide {
  max-width: none;
  width: 100%;
}

.faq__item {
  border-bottom: 1px solid var(--border);
}

.faq__item:last-child {
  border-bottom: none;
}

.faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 22px;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
}

.faq__chev {
  color: var(--text-dim);
  transition: transform 0.2s ease;
}

.faq__item.open .faq__q {
  color: var(--accent-2);
}

.faq__item.open .faq__chev {
  transform: rotate(180deg);
  color: var(--accent);
}

.faq__a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.28s ease;
}

.faq__item.open .faq__a {
  max-height: 360px;
}

.faq__a-inner {
  padding: 0 22px 18px;
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.55;
}

/* ===== CTA ===== */
.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  border: 1px solid var(--border);
  padding: 36px 40px;
  background: var(--bg-panel);
}

.cta-band h2 {
  font-family: var(--font-display);
  font-size: clamp(22px, 3vw, 28px);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.cta-band p {
  margin-top: 8px;
  max-width: 420px;
  color: var(--text-muted);
  font-size: 15px;
}

.cta-band__actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  flex-shrink: 0;
}

/* ===== Footer ===== */
.footer {
  border-top: 1px solid var(--border);
  background: var(--bg-deep);
  padding: 48px 0 40px;
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
}

.footer__brand p {
  margin-top: 12px;
  color: var(--text-dim);
  font-size: 13px;
  max-width: 260px;
}

.footer__col h4 {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 12px;
  font-weight: 600;
}

.footer__col a {
  display: block;
  color: var(--text-muted);
  font-size: 14px;
  padding: 4px 0;
  transition: color 0.15s ease;
}

.footer__col a:hover {
  color: var(--text);
}

.footer__bottom {
  margin-top: 36px;
  padding-top: 18px;
  border-top: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
  color: var(--text-dim);
  font-size: 13px;
}

/* ===== Reveal ===== */
.reveal {
  opacity: 0;
  transform: translateY(10px);
  transition: opacity 0.45s ease, transform 0.45s ease;
}

.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
  .hero__grid,
  .section-split,
  .support-panels,
  .plans,
  .layer-grid,
  .how-grid,
  .cta-band {
    grid-template-columns: 1fr;
  }

  .feat-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero__grid,
  .cta-band {
    display: flex;
    flex-direction: column;
  }

  .section-head--sticky {
    position: static;
  }

  .section-head {
    max-width: none;
  }

  .cta-band__actions {
    width: 100%;
  }

  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 720px) {
  .nav__links {
    display: none;
  }
  .nav__burger {
    display: grid;
    place-items: center;
  }
  .nav__links.open {
    display: flex;
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
    padding: 14px 24px;
    background: var(--bg-deep);
    border-bottom: 1px solid var(--border);
  }

  .section {
    padding: 48px 0;
  }

  .hero {
    padding: 40px 0 32px;
  }

  .threat-tags li {
    flex: 1 1 auto;
  }

  .feat-grid {
    grid-template-columns: 1fr;
  }

  .compare__row,
  .compare__row--head {
    grid-template-columns: 1fr;
  }

  .compare__cell--others,
  .compare__cell--shilen {
    border-left: none;
    border-top: 1px solid var(--border);
  }

  .footer__grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .cta-band {
    padding: 28px 24px;
  }
}

/* ===== 2026 product page ===== */
.hero--product {
  position: relative;
  /* content higher; ticker kept / nudged lower via padding-bottom */
  padding: 72px 0 0;
  overflow: hidden;
  background:
    linear-gradient(90deg, rgba(42, 46, 58, 0.18) 1px, transparent 1px) 0 0 / 72px 72px,
    linear-gradient(rgba(42, 46, 58, 0.14) 1px, transparent 1px) 0 0 / 72px 72px,
    radial-gradient(circle at 74% 22%, rgba(197, 106, 58, 0.12), transparent 34%),
    linear-gradient(180deg, #0d0f14 0%, var(--bg-app) 92%);
}

.hero--product::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  opacity: 0.45;
}

.hero--product .hero__grid {
  grid-template-columns: minmax(0, 1.08fr) minmax(390px, 0.92fr);
  gap: 72px;
  align-items: center;
  padding-bottom: 188px;
}

.hero--product .hero__copy {
  max-width: 660px;
}

.hero--product h1 {
  max-width: 720px;
  font-size: clamp(45px, 6.2vw, 76px);
  font-weight: 600;
  line-height: 0.98;
  letter-spacing: -0.052em;
}

.hero--product p.sub {
  max-width: 590px;
  margin-top: 26px;
  font-size: 18px;
  line-height: 1.62;
}

.hero--product .brand-kicker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 28px;
  color: #d98253;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.hero--product .brand-kicker::before {
  content: "";
  width: 26px;
  height: 1px;
  background: var(--accent);
}

.proof-board {
  position: relative;
  border: 1px solid var(--border-strong);
  background: rgba(20, 23, 30, 0.94);
  box-shadow: 18px 18px 0 rgba(0, 0, 0, 0.18);
}

.proof-board::before {
  content: "";
  position: absolute;
  inset: -1px auto -1px -1px;
  width: 2px;
  background: var(--accent);
}

.proof-board__head,
.proof-board__foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 16px 18px;
  background: #101218;
}

.proof-board__head {
  border-bottom: 1px solid var(--border);
}

.proof-board__head > div {
  display: flex;
  align-items: baseline;
  gap: 12px;
}

.proof-board__eyebrow,
.proof-board__head strong,
.proof-board__foot {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
}

.proof-board__eyebrow {
  color: var(--text-dim);
}

.proof-board__head strong {
  color: var(--text);
}

.status-dot {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: #87bd94;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.status-dot i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #76b889;
  box-shadow: 0 0 0 4px rgba(107, 158, 120, 0.12);
}

.proof-stage {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr) auto;
  gap: 14px;
  align-items: center;
  min-height: 82px;
  padding: 16px 18px;
  border-bottom: 1px solid var(--border);
}

.proof-stage:last-child {
  border-bottom: 0;
}

.proof-stage__index {
  font-family: var(--mono);
  color: var(--accent);
  font-size: 11px;
}

.proof-stage strong,
.proof-stage span {
  display: block;
}

.proof-stage strong {
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
}

.proof-stage div span {
  margin-top: 3px;
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.35;
}

.proof-stage b {
  padding: 4px 7px;
  border: 1px solid rgba(107, 158, 120, 0.4);
  color: #87bd94;
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 500;
  letter-spacing: 0.06em;
}

.proof-board__foot {
  display: grid;
  grid-template-columns: auto 1fr auto 1fr auto 1fr;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
}

.proof-board__foot b {
  color: var(--text-muted);
  font-weight: 500;
}

.stat-rail {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  padding: 0;
  border: 1px solid var(--border);
  border-bottom: 0;
  background: var(--bg-deep);
}

.stat-rail__item {
  min-height: 86px;
  padding: 18px 24px;
  border-right: 1px solid var(--border);
}

.stat-rail__item:last-child {
  border-right: 0;
}

.stat-rail__item strong,
.stat-rail__item span {
  display: block;
}

.stat-rail__item strong {
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.stat-rail__item span {
  margin-top: 2px;
  color: var(--text-dim);
  font-size: 12px;
}

.section--statement {
  padding-top: 88px;
}

.section-code {
  display: block;
  margin-bottom: 13px;
  color: #e08a55;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
}

.section-head--editorial {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(360px, 1.1fr);
  column-gap: 72px;
  max-width: none;
  margin-bottom: 36px;
}

.section-head--editorial .section-code {
  grid-column: 1 / -1;
}

.section-head--editorial h2 {
  font-size: clamp(32px, 4vw, 48px);
}

.section-head--editorial p {
  margin: 4px 0 0;
  font-size: 16px;
  max-width: 580px;
}

.tech-ledger {
  border-top: 1px solid var(--border-strong);
}

.tech-row {
  display: grid;
  grid-template-columns: 40px minmax(190px, 0.72fr) minmax(300px, 1.28fr);
  gap: 20px;
  align-items: center;
  min-height: 116px;
  border-bottom: 1px solid var(--border);
  transition: background 0.18s ease;
}

.tech-row:hover {
  background: linear-gradient(90deg, transparent, rgba(197, 106, 58, 0.055), transparent);
}

.tech-row__icon {
  width: 36px;
  height: 36px;
  display: grid;
  place-items: center;
  color: var(--accent);
  border: 1px solid var(--border);
  background: var(--bg-deep);
}

.tech-row__icon svg {
  width: 18px;
  height: 18px;
}

.tech-row h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.tech-row p {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.6;
}

.signal-path {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  list-style: none;
  border: 1px solid var(--border);
  background: var(--bg-panel);
}

.signal-step {
  min-height: 220px;
  padding: 28px;
  border-right: 1px solid var(--border);
}

.signal-step:last-child {
  border-right: 0;
}

.signal-step__line {
  position: relative;
  display: flex;
  align-items: center;
  margin-bottom: 38px;
}

.signal-step__line::after {
  content: "";
  height: 1px;
  flex: 1;
  background: var(--border-strong);
}

.signal-step__line span {
  width: 28px;
  height: 28px;
  display: grid;
  place-items: center;
  margin-right: 10px;
  border: 1px solid var(--accent);
  color: var(--accent-2);
  font-family: var(--mono);
  font-size: 10px;
}

.signal-step h3 {
  font-family: var(--font-display);
  font-size: 19px;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.signal-step p {
  margin-top: 10px;
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.55;
}

.layer-layout,
.threat-layout,
.faq-layout {
  display: grid;
  grid-template-columns: minmax(240px, 0.65fr) minmax(0, 1.35fr);
  gap: 72px;
  align-items: start;
}

.layer-ledger {
  border-top: 1px solid var(--border-strong);
}

.layer-sheet {
  display: grid;
  grid-template-columns: minmax(150px, 0.62fr) minmax(0, 1.38fr);
  min-height: 170px;
  padding: 28px 0;
  border-bottom: 1px solid var(--border);
}

.layer-sheet__head span {
  display: block;
  color: var(--accent);
  font-family: var(--mono);
  font-size: 10px;
  margin-bottom: 12px;
}

.layer-sheet h3 {
  font-family: var(--font-display);
  font-size: 24px;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.layer-sheet ul {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px 20px;
  align-content: start;
}

.layer-sheet li {
  position: relative;
  padding-left: 16px;
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.5;
}

.layer-sheet li::before {
  content: "";
  position: absolute;
  top: 0.65em;
  left: 0;
  width: 7px;
  height: 1px;
  background: var(--accent);
}

.threat-layout .threat-tags {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--border-strong);
}

.threat-layout .threat-tags li {
  min-height: 58px;
  padding: 13px 18px;
  border: 0;
  border-bottom: 1px solid var(--border);
  background: transparent;
}

.threat-layout .threat-tags li:nth-child(odd) {
  border-right: 1px solid var(--border);
}

.faq-layout .faq {
  max-width: none;
}

@media (max-width: 980px) {
  .hero--product .hero__grid,
  .section-head--editorial,
  .layer-layout,
  .threat-layout,
  .faq-layout {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .hero--product .hero__copy {
    max-width: 760px;
  }

  .stat-rail {
    margin: 0 24px;
    grid-template-columns: 1fr 1fr;
  }

  .stat-rail__item:nth-child(2) {
    border-right: 0;
  }

  .stat-rail__item:nth-child(-n + 2) {
    border-bottom: 1px solid var(--border);
  }

  .nav__links.open .nav__portal-mobile {
    display: block;
  }

  .tech-row {
    grid-template-columns: 40px minmax(170px, 0.7fr) minmax(260px, 1.3fr);
  }

  .section-head--sticky {
    position: static;
  }
}

@media (max-width: 720px) {
  html,
  body {
    overflow-x: hidden;
  }

  .container {
    padding-inline: 20px;
  }

  .nav__inner,
  .nav__right {
    gap: 8px;
  }

  .nav__right > .btn--primary,
  .nav__right > .btn--ghost {
    display: none;
  }

  .nav__right .btn--sm {
    padding-inline: 14px;
  }

  .lang-switch button {
    padding-inline: 8px;
  }

  .hero--product {
    padding-top: 48px;
  }

  .hero--product .hero__grid {
    width: 100%;
    min-width: 0;
  }

  .hero--product .hero__copy,
  .proof-board {
    width: auto;
    max-width: 100%;
    min-width: 0;
    align-self: stretch;
  }

  .hero--product .hero__grid {
    padding-bottom: 120px;
  }

  .hero--product h1 {
    font-size: clamp(36px, 11.4vw, 48px);
    line-height: 1.01;
    overflow-wrap: anywhere;
  }

  .hero--product .brand-kicker::before {
    display: none;
  }

  .hero--product .hero__actions {
    flex-direction: column;
    align-items: stretch;
  }

  .hero--product .hero__actions .btn {
    width: 100%;
  }

  .proof-board {
    box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.18);
  }

  .proof-board__foot {
    grid-template-columns: auto 1fr;
  }

  .stat-rail {
    width: auto;
    margin: 0 16px;
  }

  .stat-rail__item {
    padding: 16px;
  }

  .section-head--editorial {
    display: block;
  }

  .section-head--editorial p {
    margin-top: 14px;
  }

  .tech-row {
    grid-template-columns: 36px 1fr;
    gap: 12px;
    padding: 20px 0;
  }

  .tech-row h3 {
    font-size: 17px;
  }

  .tech-row p {
    grid-column: 2;
  }

  .signal-path {
    grid-template-columns: 1fr;
  }

  .signal-step {
    min-height: 0;
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .signal-step:last-child {
    border-bottom: 0;
  }

  .layer-sheet {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .layer-sheet ul,
  .threat-layout .threat-tags {
    grid-template-columns: 1fr;
  }

  .threat-layout .threat-tags li:nth-child(odd) {
    border-right: 0;
  }
}

/* ===== Release ribbon ===== */
.release-ribbon {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 34px;
  padding: 7px 14px 7px 12px;
  border: 1px solid rgba(197, 106, 58, 0.42);
  background: linear-gradient(90deg, rgba(197, 106, 58, 0.16), rgba(197, 106, 58, 0.02));
  color: #e6c3ad;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.release-ribbon i {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  box-shadow: 0 0 0 4px rgba(197, 106, 58, 0.16);
}

/* ===== Hero dossier ===== */
.dossier {
  position: relative;
  border: 1px solid var(--border-strong);
  background:
    linear-gradient(rgba(42, 46, 58, 0.16) 1px, transparent 1px) 0 0 / 100% 28px,
    #14171e;
  box-shadow: 16px 16px 0 rgba(0, 0, 0, 0.22);
}

.dossier::before {
  content: "";
  position: absolute;
  inset: -1px auto -1px -1px;
  width: 3px;
  background: linear-gradient(180deg, var(--accent), rgba(197, 106, 58, 0.25));
}

.dossier__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--border);
  background: #101218;
}

.dossier__case {
  display: flex;
  align-items: baseline;
  gap: 10px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.09em;
}

.dossier__case span {
  color: var(--text-dim);
}

.dossier__case strong {
  color: var(--text);
  font-weight: 500;
}

.dossier__stamp {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 20px 18px 18px;
  border-bottom: 1px dashed var(--border-strong);
}

.dossier__stamp span {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.11em;
  color: var(--text-dim);
}

.dossier__stamp strong {
  padding: 6px 14px;
  border: 2px solid rgba(196, 92, 92, 0.7);
  outline: 1px solid rgba(196, 92, 92, 0.25);
  outline-offset: 3px;
  color: #e08a8a;
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.06em;
  transform: rotate(-3.5deg);
}

.dossier__rows {
  padding: 6px 18px 12px;
}

.dossier__row {
  display: grid;
  grid-template-columns: 96px 1fr;
  gap: 12px;
  align-items: baseline;
  padding: 11px 0;
  border-bottom: 1px solid rgba(42, 46, 58, 0.65);
}

.dossier__row:last-child {
  border-bottom: 0;
}

.dossier__row dt {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.dossier__row dd {
  margin: 0;
  font-family: var(--mono);
  font-size: 13px;
  color: var(--text);
}

.dossier__row:nth-child(3) dd,
.dossier__row:nth-child(4) dd {
  color: #e2a97f;
}

.dossier__foot {
  padding: 13px 18px;
  border-top: 1px solid var(--border);
  background: #101218;
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.05em;
}

.dossier__note {
  padding: 12px 18px 16px;
  color: var(--text-dim);
  font-size: 12px;
  line-height: 1.45;
}

/* ===== Ticker ===== */
.ticker {
  overflow: hidden;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: #0d0f14;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.ticker__track {
  display: flex;
  width: max-content;
  animation: ticker-scroll 42s linear infinite;
}

.ticker__track ul {
  display: flex;
  align-items: center;
}

.ticker__track li {
  display: flex;
  align-items: center;
  gap: 22px;
  padding: 11px 0;
  color: var(--text-dim);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.13em;
  white-space: nowrap;
}

.ticker__track li::after {
  content: "◆";
  color: var(--accent);
  font-size: 8px;
  margin: 0 22px;
  opacity: 0.75;
}

.ticker:hover .ticker__track {
  animation-play-state: paused;
}

@keyframes ticker-scroll {
  from {
    transform: translate3d(0, 0, 0);
  }
  to {
    transform: translate3d(-50%, 0, 0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .ticker__track {
    animation: none;
  }
}

/* ===== Creed (position) ===== */
.creed {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border: 1px solid var(--border);
  background: var(--bg-panel);
}

.creed__item {
  position: relative;
  padding: 34px 28px 30px;
  border-right: 1px solid var(--border);
}

.creed__item:last-child {
  border-right: 0;
}

.creed__index {
  display: block;
  margin-bottom: 18px;
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(197, 106, 58, 0.65);
}

.creed__item h3 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 10px;
}

.creed__item p {
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.6;
}

/* ===== Evidence chain ===== */
.chain {
  list-style: none;
  border-top: 1px solid var(--border-strong);
}

.chain__step {
  position: relative;
  display: grid;
  grid-template-columns: 128px minmax(0, 1fr) 60px;
  gap: 24px;
  align-items: start;
  padding: 26px 0;
  border-bottom: 1px solid var(--border);
}

.chain__step::before {
  content: "";
  position: absolute;
  left: 63px;
  top: 52px;
  bottom: -1px;
  width: 1px;
  background: linear-gradient(180deg, rgba(197, 106, 58, 0.55), rgba(197, 106, 58, 0.05));
}

.chain__step:last-child::before {
  display: none;
}

.chain__tag {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 7px 10px;
  border: 1px solid rgba(197, 106, 58, 0.45);
  background: rgba(197, 106, 58, 0.08);
  color: #dd9a6f;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.chain__body h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
  letter-spacing: -0.025em;
}

.chain__body p {
  margin-top: 9px;
  max-width: 720px;
  color: var(--text-dim);
  font-size: 14px;
  line-height: 1.6;
}

.chain__index {
  justify-self: end;
  font-family: var(--mono);
  font-size: 11px;
  color: #454b59;
}

/* ===== Versus ===== */
.versus {
  border: 1px solid var(--border);
  background: var(--bg-panel);
}

.versus__head {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  background: var(--bg-deep);
  border-bottom: 1px solid var(--border);
}

.versus__head span {
  padding: 13px 20px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.versus__head span:last-child {
  border-left: 1px solid var(--border);
  color: var(--accent-2);
}

.versus__row {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  border-bottom: 1px solid var(--border);
}

.versus__row:last-child {
  border-bottom: 0;
}

.versus__claim,
.versus__ours {
  padding: 20px;
  font-size: 14px;
  line-height: 1.55;
}

.versus__claim {
  color: #7b8190;
  font-style: italic;
}

.versus__ours {
  position: relative;
  border-left: 1px solid var(--border);
  background: rgba(197, 106, 58, 0.05);
  color: var(--text);
}

.versus__ours::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--accent);
}

/* ===== Changelog ===== */
.changelog {
  border-top: 1px solid var(--border-strong);
}

.changelog__entry {
  display: grid;
  grid-template-columns: minmax(150px, 0.4fr) minmax(0, 1.6fr);
  gap: 32px;
  padding: 30px 0;
  border-bottom: 1px solid var(--border);
}

.changelog__meta {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: flex-start;
}

.changelog__date {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--text-dim);
}

.changelog__version {
  padding: 3px 9px;
  border: 1px solid var(--border-strong);
  background: var(--bg-deep);
  color: var(--accent-2);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.changelog__body h3 {
  font-family: var(--font-display);
  font-size: 21px;
  font-weight: 600;
  letter-spacing: -0.025em;
  margin-bottom: 14px;
}

.changelog__body ul {
  display: grid;
  gap: 9px;
}

.changelog__body li {
  position: relative;
  padding-left: 18px;
  color: var(--text-muted);
  font-size: 14px;
  line-height: 1.55;
}

.changelog__body li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.68em;
  width: 9px;
  height: 1px;
  background: var(--accent);
}

/* ===== Guarantee ===== */
.guarantee {
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
  margin-top: 20px;
  padding: 20px 24px;
  border: 1px dashed var(--border-strong);
  background: rgba(197, 106, 58, 0.045);
}

.guarantee > strong {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.guarantee ul {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 26px;
}

.guarantee li {
  position: relative;
  padding-left: 18px;
  color: var(--text-muted);
  font-size: 14px;
}

.guarantee li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--success);
  font-size: 12px;
  font-weight: 700;
}

@media (max-width: 980px) {
  .creed {
    grid-template-columns: 1fr;
  }

  .creed__item {
    border-right: 0;
    border-bottom: 1px solid var(--border);
  }

  .creed__item:last-child {
    border-bottom: 0;
  }

  .changelog__entry {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .changelog__meta {
    flex-direction: row;
    align-items: center;
    gap: 12px;
  }
}

@media (max-width: 720px) {
  .release-ribbon {
    margin-bottom: 22px;
    font-size: 10px;
    line-height: 1.4;
  }

  .dossier {
    box-shadow: 8px 8px 0 rgba(0, 0, 0, 0.22);
  }

  .dossier__stamp strong {
    font-size: 17px;
  }

  .dossier__row {
    grid-template-columns: 84px 1fr;
  }

  .chain__step {
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .chain__step::before {
    display: none;
  }

  .chain__tag {
    justify-self: start;
  }

  .chain__index {
    display: none;
  }

  .versus__head {
    display: none;
  }

  .versus__row {
    grid-template-columns: 1fr;
  }

  .versus__ours {
    border-left: 0;
    border-top: 1px solid var(--border);
  }

  .versus__ours::before {
    inset: 0 auto auto 0;
    width: 100%;
    height: 2px;
  }

  .guarantee {
    gap: 14px;
  }
}