:root {
  --cb-bg-main: #020203;
  --cb-bg-elevated: #07070a;
  --cb-bg-soft: #101018;
  --cb-border-soft: #232332;
  --cb-accent: #e0ff5a;
  --cb-accent-soft: rgba(224,255,90,0.18);
  --cb-text-main: #f5f5f7;
  --cb-text-muted: #9c9cab;
  --cb-danger: #ff4e4e;
  --cb-radius-xl: 22px;
  --cb-radius-lg: 16px;
  --cb-radius-md: 12px;
  --cb-radius-sm: 9px;
  --cb-shadow-soft: 0 28px 60px rgba(0,0,0,0.75);
  --cb-shadow-small: 0 12px 30px rgba(0,0,0,0.6);
  --cb-container-width: 1160px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Inter", sans-serif;
  background:
    radial-gradient(circle at 0 0, #181828 0, transparent 55%),
    radial-gradient(circle at 100% 100%, #191822 0, transparent 45%),
    #020203;
  color: var(--cb-text-main);
  -webkit-font-smoothing: antialiased;
}

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

img {
  max-width: 100%;
  display: block;
}

.cb-container {
  width: 100%;
  max-width: var(--cb-container-width);
  margin: 0 auto;
  padding: 0 16px;
}

.cb-main {
  padding-top: 88px;
}

/* HEADER */

.cb-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 40;
  backdrop-filter: blur(20px);
  background: linear-gradient(to bottom, rgba(2,2,4,0.96), rgba(2,2,4,0.85), transparent);
  border-bottom: 1px solid rgba(255,255,255,0.03);
}

.cb-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.cb-logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.cb-logo__mark {
  width: 30px;
  height: 30px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  letter-spacing: 0.08em;
  box-shadow: 0 0 0 1px rgba(0,0,0,0.8);
  background: radial-gradient(circle at 30% 0, #343849, #050508);
}

.cb-logo__text {
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 13px;
}

.cb-logo--small .cb-logo__text {
  font-size: 11px;
}

.cb-nav {
  display: flex;
  gap: 20px;
  font-size: 13px;
  color: var(--cb-text-muted);
}

.nav-link {
  position: relative;
  padding-bottom: 3px;
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 1px;
  background: var(--cb-accent);
  transition: width 0.18s ease;
}

.nav-link:hover {
  color: #fff;
}

.nav-link:hover::after {
  width: 100%;
}

.nav-link--active {
  color: #fff;
}

.nav-link--active::after {
  width: 100%;
}

.cb-header__cta {
  font-size: 13px;
  padding: 9px 18px;
  border-radius: 999px;
  background: var(--cb-accent);
  color: #050507;
  box-shadow: var(--cb-shadow-small);
  border: none;
}

.cb-header__cta:hover {
  background: #f4ff92;
}

.cb-nav-toggle {
  display: none;
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(7,7,10,0.9);
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 4px;
  padding: 0;
}

.cb-nav-toggle span {
  width: 15px;
  height: 1.5px;
  border-radius: 999px;
  background: #f5f5f7;
}

/* HERO INDEX */

.cb-hero {
  padding: 40px 0 64px;
}

.cb-grid-hero {
  display: grid;
  grid-template-columns: minmax(0,1.25fr) minmax(0,1fr);
  gap: 32px;
  align-items: center;
}

.cb-hero__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.08);
  font-size: 12px;
  color: var(--cb-text-muted);
  margin-bottom: 16px;
  background: radial-gradient(circle at 0 0, rgba(255,255,255,0.08), transparent);
}

.cb-dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: #4cff8f;
  box-shadow: 0 0 12px rgba(76,255,143,0.7);
}

.cb-hero__title {
  font-size: clamp(32px,5vw,44px);
  line-height: 1.12;
  letter-spacing: 0.02em;
  margin-bottom: 16px;
}

.cb-hero__title span {
  color: var(--cb-accent);
}

.cb-hero__text {
  font-size: 15px;
  color: var(--cb-text-muted);
  max-width: 480px;
  line-height: 1.7;
  margin-bottom: 24px;
}

.cb-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 20px;
}

.cb-btn {
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  padding: 9px 18px;
  font-size: 13px;
  background: rgba(7,7,10,0.9);
  color: var(--cb-text-main);
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.cb-btn--primary {
  border: none;
  background: var(--cb-accent);
  color: #050505;
  box-shadow: var(--cb-shadow-small);
}

.cb-btn--primary:hover {
  background: #f5ff92;
}

.cb-btn--ghost {
  background: rgba(255,255,255,0.04);
}

.cb-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: var(--cb-text-muted);
}

.cb-hero__meta span {
  padding-right: 14px;
  border-right: 1px solid rgba(255,255,255,0.09);
}

.cb-hero__meta span:last-child {
  border-right: none;
  padding-right: 0;
}

.cb-hero-card {
  border-radius: var(--cb-radius-xl);
  background: radial-gradient(circle at 0 0,#252838,#050507);
  border: 1px solid rgba(255,255,255,0.06);
  box-shadow: var(--cb-shadow-soft);
  padding: 18px 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.cb-hero-card__tag {
  font-size: 11px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--cb-text-muted);
}

.cb-hero-card__main {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.cb-hero-card__title {
  font-size: 16px;
  margin-bottom: 4px;
}

.cb-hero-card__text {
  font-size: 13px;
  color: var(--cb-text-muted);
  max-width: 250px;
  line-height: 1.7;
}

.cb-pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  font-size: 11px;
}

.cb-pill {
  padding: 4px 9px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(3,3,6,0.95);
}

/* GENERIC SECTIONS */

.cb-section {
  padding: 40px 0;
}

.cb-section__header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 16px;
  margin-bottom: 18px;
}

.cb-section__title {
  font-size: 22px;
  letter-spacing: 0.02em;
}

.cb-section__subtitle {
  font-size: 13px;
  color: var(--cb-text-muted);
  max-width: 380px;
  line-height: 1.7;
}

/* GRID LAYOUTS */

.cb-grid-3 {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 18px;
}

.cb-grid-2 {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 22px;
}

/* CARDS */

.cb-card {
  background: var(--cb-bg-soft);
  border-radius: var(--cb-radius-lg);
  border: 1px solid var(--cb-border-soft);
  padding: 16px 16px 17px;
}

.cb-card--shadow {
  box-shadow: var(--cb-shadow-soft);
}

.cb-feature__icon {
  width: 26px;
  height: 26px;
  border-radius: 10px;
  background: radial-gradient(circle at 0 0,#313543,#08080b);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  margin-bottom: 9px;
}

.cb-feature__title {
  font-size: 14px;
  margin-bottom: 5px;
}

.cb-feature__text {
  font-size: 13px;
  color: var(--cb-text-muted);
  line-height: 1.7;
}

/* PROCESS / STEPS */

.cb-step {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: flex-start;
  padding: 10px 12px;
  border-radius: var(--cb-radius-md);
  border: 1px solid var(--cb-border-soft);
  background: rgba(8,8,12,0.95);
}

.cb-step__num {
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: rgba(255,255,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--cb-accent);
}

.cb-step__title {
  font-size: 13px;
  margin-bottom: 2px;
}

.cb-step__text {
  font-size: 12px;
  color: var(--cb-text-muted);
  line-height: 1.6;
}

/* PRODUCT LIST */

.cb-products {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 18px;
}

.cb-product {
  background: var(--cb-bg-soft);
  border-radius: var(--cb-radius-lg);
  border: 1px solid var(--cb-border-soft);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.cb-product__image {
  min-height: 180px;
  background: radial-gradient(circle at 0 0,#29352e,#050507);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--cb-text-muted);
}

.cb-product__body {
  padding: 13px 14px 12px;
}

.cb-product__title {
  font-size: 14px;
  margin-bottom: 4px;
}

.cb-product__meta {
  font-size: 12px;
  color: var(--cb-text-muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* FAQ */

.cb-faq-grid {
  display: grid;
  grid-template-columns: repeat(2,minmax(0,1fr));
  gap: 16px;
}

.cb-faq-item {
  background: var(--cb-bg-soft);
  border-radius: var(--cb-radius-md);
  border: 1px solid var(--cb-border-soft);
  padding: 12px 14px;
}

.cb-faq-item__q {
  font-size: 13px;
  margin-bottom: 5px;
}

.cb-faq-item__a {
  font-size: 12px;
  color: var(--cb-text-muted);
  line-height: 1.6;
}

/* CONTACT */

.cb-contact-grid {
  display: grid;
  grid-template-columns: minmax(0,1.1fr) minmax(0,1fr);
  gap: 24px;
}

.cb-contact-card {
  background: var(--cb-bg-soft);
  border-radius: var(--cb-radius-xl);
  border: 1px solid var(--cb-border-soft);
  padding: 18px 18px 20px;
  box-shadow: var(--cb-shadow-soft);
  font-size: 13px;
}

.cb-contact-info {
  font-size: 13px;
  color: var(--cb-text-muted);
  margin-top: 8px;
  line-height: 1.7;
}

.cb-form {
  display: grid;
  gap: 10px;
  font-size: 13px;
}

.cb-form label {
  display: flex;
  flex-direction: column;
  gap: 5px;
  color: var(--cb-text-muted);
}

.cb-input,
.cb-textarea {
  border-radius: 10px;
  border: 1px solid var(--cb-border-soft);
  background: #050507;
  padding: 8px 10px;
  color: var(--cb-text-main);
  font: inherit;
  outline: none;
}

.cb-input:focus,
.cb-textarea:focus {
  border-color: var(--cb-accent);
  box-shadow: 0 0 0 1px var(--cb-accent-soft);
}

.cb-textarea {
  min-height: 90px;
  resize: vertical;
}

/* BLOG */

.cb-blog-list {
  display: grid;
  grid-template-columns: repeat(3,minmax(0,1fr));
  gap: 18px;
}

.cb-blog-card {
  background: var(--cb-bg-soft);
  border-radius: var(--cb-radius-lg);
  border: 1px solid var(--cb-border-soft);
  padding: 14px 14px 16px;
  font-size: 13px;
  color: var(--cb-text-muted);
  line-height: 1.7;
}

.cb-blog-card__title {
  font-size: 15px;
  margin-bottom: 5px;
  color: #f3f3f6;
}

/* FOOTER */

.cb-footer {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 18px 0 22px;
  font-size: 11px;
  color: var(--cb-text-muted);
  background: #020204;
}

.cb-footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.cb-footer__links {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.cb-footer__links a:hover {
  color: #ffffff;
}

/* RESPONSIVE */

@media (max-width: 980px) {
  .cb-nav {
    position: absolute;
    inset: 72px 0 auto 0;
    background: rgba(2,2,4,0.98);
    padding: 10px 16px 14px;
    flex-direction: column;
    gap: 10px;
    transform-origin: top;
    transform: scaleY(0);
    opacity: 0;
    pointer-events: none;
  }

  .cb-nav--open {
    transform: scaleY(1);
    opacity: 1;
    pointer-events: auto;
  }

  .cb-nav-toggle {
    display: inline-flex;
  }

  .cb-header__cta {
    display: none;
  }

  .cb-grid-hero,
  .cb-grid-3,
  .cb-grid-2,
  .cb-products,
  .cb-faq-grid,
  .cb-contact-grid,
  .cb-blog-list {
    grid-template-columns: 1fr;
  }

  .cb-section {
    padding: 32px 0;
  }
}

@media (max-width: 640px) {
  .cb-hero-card__main {
    flex-direction: column;
    align-items: flex-start;
  }

  .cb-section__header {
    flex-direction: column;
    align-items: flex-start;
  }
}