/* Launchbeam / UX Pilot tokens — exact hues */
:root {
  --inkwell: #142127;
  --carbon: #131416;
  --slategray: #343c40;
  --honeyyellow: #fffa77;
  --marigold: #fffa56;
  --paperwhite: #ffffff;
  --pebble: #63696c;
  --rivermist: #c7d5d9;

  --radius-card: 20px;
  --radius-input: 10px;
  --radius-full: 9999px;
  --site: 1200px;
  --pad-x: clamp(1.25rem, 4vw, 4rem);
  --safe-b: env(safe-area-inset-bottom, 0px);
  --safe-t: env(safe-area-inset-top, 0px);

  --font-serif: Georgia, "Times New Roman", Times, serif;
  --font-sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;

  --ease-out: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.55;
  color: var(--carbon);
  background: var(--paperwhite);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

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

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

ul,
dl,
dd {
  margin: 0;
  padding: 0;
  list-style: none;
}

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 100;
  padding: 0.75rem 1rem;
  background: var(--inkwell);
  color: #fff;
  border-radius: 0 0 8px 0;
}

.skip-link:focus {
  left: 0;
}

.container {
  width: min(100% - (var(--pad-x) * 2), var(--site));
  margin-inline: auto;
}

.is-hidden {
  display: none !important;
}

/* Typography */
.eyebrow {
  margin: 0 0 1rem;
  font-size: 14px;
  letter-spacing: 0.071em;
  text-transform: uppercase;
  font-weight: 500;
}

.eyebrow-muted {
  color: var(--pebble);
}

.eyebrow-ink {
  color: color-mix(in srgb, var(--inkwell) 80%, transparent);
  margin-bottom: 1.5rem;
}

.eyebrow-ink-soft {
  color: color-mix(in srgb, var(--inkwell) 70%, transparent);
  margin-bottom: 1rem;
}

.display-h1,
.display-h2,
.display-h3 {
  font-family: var(--font-serif);
  font-weight: 400;
  color: var(--carbon);
  margin: 0;
}

.display-h1 {
  font-size: clamp(48px, 6vw, 64px);
  line-height: 1.05;
  letter-spacing: -0.027em;
  margin-bottom: 2rem;
  color: var(--inkwell);
}

.display-h2 {
  font-size: clamp(36px, 4vw, 48px);
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 4rem;
}

.display-h3 {
  font-size: clamp(28px, 3vw, 32px);
  line-height: 1.15;
  letter-spacing: -0.05em;
  margin-bottom: 1rem;
}

.display-ink {
  color: var(--inkwell);
}

.body-muted {
  margin: 0 0 2rem;
  font-size: 1rem;
  color: color-mix(in srgb, var(--carbon) 70%, transparent);
  max-width: 36rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
  text-align: center;
}

.btn:focus-visible {
  outline: 2px solid var(--inkwell);
  outline-offset: 2px;
}

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

.btn-primary:hover {
  background: var(--carbon);
}

.btn-outline {
  border: 1px solid color-mix(in srgb, var(--inkwell) 30%, transparent);
  color: var(--inkwell);
  background: transparent;
}

.btn-outline:hover {
  border-color: var(--inkwell);
}

.btn-sm {
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
}

.btn-nav {
  display: none;
  padding: 0.625rem 1.5rem;
  font-size: 0.875rem;
}

.btn-block {
  width: 100%;
}

/* NAV */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--paperwhite);
  border-bottom: 1px solid var(--rivermist);
  padding-top: var(--safe-t);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
  gap: 1rem;
}

.brand {
  flex-shrink: 0;
  font-weight: 600;
  font-size: 1.25rem;
  letter-spacing: -0.02em;
  color: var(--carbon);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 2rem;
  font-size: 0.875rem;
  font-weight: 500;
}

.nav-links a:hover {
  color: var(--inkwell);
}

.nav-links a:focus-visible {
  outline: 2px solid var(--inkwell);
  outline-offset: 2px;
  border-radius: 4px;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  border: 1px solid var(--rivermist);
  color: var(--carbon);
}

.menu-btn:focus-visible {
  outline: 2px solid var(--inkwell);
  outline-offset: 2px;
}

.menu-icon-open,
.menu-icon-close {
  display: block;
  width: 18px;
  height: 14px;
  position: relative;
}

.menu-icon-open::before,
.menu-icon-open::after,
.menu-icon-open {
  background: currentColor;
}

.menu-icon-open {
  background:
    linear-gradient(currentColor, currentColor) center / 18px 2px no-repeat;
}

.menu-icon-open::before,
.menu-icon-open::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  height: 2px;
  background: currentColor;
}

.menu-icon-open::before {
  top: 0;
}

.menu-icon-open::after {
  bottom: 0;
}

.menu-icon-close {
  background: transparent;
}

.menu-icon-close::before,
.menu-icon-close::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 50%;
  height: 2px;
  background: currentColor;
}

.menu-icon-close::before {
  transform: rotate(45deg);
}

.menu-icon-close::after {
  transform: rotate(-45deg);
}

.mobile-menu {
  border-top: 1px solid var(--rivermist);
  background: var(--paperwhite);
}

.mobile-menu ul {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  padding: 1rem var(--pad-x) calc(1rem + var(--safe-b));
  font-size: 0.875rem;
  font-weight: 500;
}

.mobile-menu a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0.75rem 0.5rem;
  border-radius: 4px;
}

.mobile-menu a:focus-visible {
  outline: 2px solid var(--inkwell);
  outline-offset: 2px;
}

.mobile-menu .btn {
  margin-top: 0.5rem;
}

/* HERO */
.hero {
  background: var(--honeyyellow);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  padding-top: 5rem;
  padding-bottom: 7rem;
  align-items: center;
}

.hero-lead {
  margin: 0 0 2.5rem;
  font-size: 1.125rem;
  color: color-mix(in srgb, var(--inkwell) 80%, transparent);
  max-width: 28rem;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-card {
  background: var(--paperwhite);
  border: 1px solid var(--rivermist);
  border-radius: var(--radius-card);
  padding: 1rem;
}

.hero-card img {
  width: 100%;
  border-radius: 16px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* TRUST / MARQUEE */
.trust {
  border-bottom: 1px solid var(--rivermist);
  padding: 2.5rem 0;
}

.trust-label {
  text-align: center;
  margin-bottom: 2rem;
}

.marquee {
  overflow: hidden;
  mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent);
}

.marquee-track {
  display: flex;
  gap: 3.5rem;
  width: max-content;
  animation: marquee 28s linear infinite;
  opacity: 0.7;
}

.marquee-track span {
  flex-shrink: 0;
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--carbon);
  white-space: nowrap;
}

.trust-static {
  display: none;
}

@keyframes marquee {
  from {
    transform: translateX(0);
  }
  to {
    transform: translateX(-50%);
  }
}

/* SECTIONS */
.section {
  padding: 6rem 0;
}

.section .display-h2 {
  margin-bottom: 4rem;
}

.border-top {
  border-top: 1px solid var(--rivermist);
}

/* TABS */
.tabs-layout {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.tab-list {
  display: flex;
  gap: 0.25rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}

.tab-list::-webkit-scrollbar {
  display: none;
}

.tab-btn {
  flex-shrink: 0;
  text-align: left;
  padding: 1rem 1.5rem;
  min-height: 44px;
  border-radius: var(--radius-full);
  color: var(--carbon);
  transition: background-color 160ms ease, color 160ms ease;
  white-space: nowrap;
}

.tab-btn:hover {
  background: #f7f7f7;
}

.tab-btn.is-active {
  background: var(--marigold);
  color: var(--inkwell);
  font-weight: 600;
}

.tab-btn:focus-visible {
  outline: 2px solid var(--inkwell);
  outline-offset: 2px;
}

.tab-panel img {
  width: 100%;
  border-radius: var(--radius-card);
  border: 1px solid var(--rivermist);
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

/* WHY / FEATURE ROWS */
.feature-rows {
  display: flex;
  flex-direction: column;
  gap: 6rem;
}

.feature-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
}

.feature-media img {
  width: 100%;
  border-radius: var(--radius-card);
  border: 1px solid var(--rivermist);
  aspect-ratio: 16 / 9;
  object-fit: cover;
}

.mid-cta {
  margin-top: 4rem;
  text-align: center;
}

/* PROOF */
.proof {
  background: var(--marigold);
  padding: 6rem 0;
}

.proof .display-h2 {
  margin-bottom: 4rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

.stat {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.stat .display-h2 {
  margin: 0;
}

.stat-desc {
  margin: 0;
  font-size: 1rem;
  color: color-mix(in srgb, var(--inkwell) 80%, transparent);
}

/* PRICING */
.pricing-lead {
  margin-top: -2.5rem;
  margin-bottom: 4rem;
}

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

.price-card {
  position: relative;
  border: 1px solid var(--rivermist);
  border-radius: var(--radius-card);
  padding: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.price-card .display-h3 {
  margin: 0;
}

.price-card-featured {
  border: 2px solid var(--inkwell);
}

.price-badge {
  position: absolute;
  top: -0.75rem;
  left: 2rem;
  background: var(--inkwell);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
}

.price-unit {
  font-family: var(--font-sans);
  font-size: 1rem;
  color: color-mix(in srgb, var(--carbon) 60%, transparent);
  margin-left: 0.15rem;
}

.price-desc {
  margin: 0;
  font-size: 0.875rem;
  color: color-mix(in srgb, var(--carbon) 70%, transparent);
  flex: 1;
}

.price-card .btn-outline:hover {
  background: var(--inkwell);
  color: #fff;
}

/* FAQ */
.faq-list {
  border-top: 1px solid var(--rivermist);
}

.faq-item {
  border-bottom: 1px solid var(--rivermist);
  padding: 1.5rem 0;
}

.faq-trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  text-align: left;
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--carbon);
  min-height: 44px;
  gap: 1rem;
  border-radius: 4px;
}

.faq-trigger:focus-visible {
  outline: 2px solid var(--inkwell);
  outline-offset: 2px;
}

.faq-icon {
  flex-shrink: 0;
  margin-left: 1rem;
  color: var(--pebble);
  font-size: 1.25rem;
  line-height: 1;
}

.faq-body {
  margin-top: 1rem;
  font-size: 1rem;
  color: color-mix(in srgb, var(--carbon) 70%, transparent);
  max-width: 42rem;
}

/* CTA */
.cta-band {
  background: var(--honeyyellow);
  padding: 6rem 0;
}

.cta-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}

.cta-band .display-h2 {
  margin-bottom: 1.5rem;
}

.cta-lead {
  margin: 0;
  font-size: 1.125rem;
  color: color-mix(in srgb, var(--inkwell) 80%, transparent);
  max-width: 28rem;
}

.cta-card {
  background: var(--paperwhite);
  border: 1px solid var(--rivermist);
  border-radius: var(--radius-card);
  padding: 2rem;
  max-width: 28rem;
  margin-inline: auto;
  width: 100%;
}

.cta-card-title {
  margin: 0 0 0.75rem;
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--carbon);
}

.cta-card-desc {
  margin: 0 0 1.5rem;
  font-size: 0.9375rem;
  color: color-mix(in srgb, var(--carbon) 70%, transparent);
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* FOOTER */
.site-footer {
  background: var(--inkwell);
  color: #fff;
  padding: 4rem 0 calc(2rem + var(--safe-b));
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.footer-brand {
  grid-column: 1 / -1;
}

.footer-logo {
  margin: 0 0 1rem;
  font-weight: 600;
  font-size: 1.125rem;
  letter-spacing: -0.02em;
}

.footer-tag {
  margin: 0 0 1.25rem;
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.6);
  max-width: 16rem;
}

.footer-heading {
  color: rgba(255, 255, 255, 0.5);
  margin-bottom: 1rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  font-size: 0.875rem;
}

.footer-links a:hover {
  color: #fff;
}

.footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
  color: rgba(255, 255, 255, 0.5);
}

/* Motion */
.fade-up {
  opacity: 0;
  transform: translateY(18px);
}

.fade-up.is-visible {
  animation: fade-up 500ms var(--ease-out) forwards;
}

.delay-1.is-visible {
  animation-delay: 100ms;
}

.delay-2.is-visible {
  animation-delay: 200ms;
}

.delay-3.is-visible {
  animation-delay: 300ms;
}

@keyframes fade-up {
  from {
    opacity: 0;
    transform: translateY(18px);
  }
  to {
    opacity: 1;
    transform: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .fade-up,
  .fade-up.is-visible {
    opacity: 1 !important;
    transform: none !important;
    animation: none !important;
  }

  .marquee-track {
    animation: none;
    flex-wrap: wrap;
    justify-content: center;
    width: auto;
    gap: 2rem 3.5rem;
  }
}

/* 768 */
@media (min-width: 768px) {
  .nav-links {
    display: flex;
  }

  .btn-nav {
    display: inline-flex;
  }

  .menu-btn,
  .mobile-menu {
    display: none !important;
  }

  .hero-card {
    padding: 1.5rem;
  }

  .tabs-layout {
    grid-template-columns: minmax(10rem, 1fr) 3fr;
    gap: 3rem;
  }

  .tab-list {
    flex-direction: column;
    overflow: visible;
  }

  .tab-btn {
    width: 100%;
    border-radius: var(--radius-card) 0 0 var(--radius-card);
  }

  .feature-row {
    grid-template-columns: 5fr 7fr;
    gap: 2rem;
  }

  .feature-row-reverse {
    grid-template-columns: 7fr 5fr;
  }

  .feature-row-reverse .feature-copy {
    order: 2;
  }

  .feature-row-reverse .feature-media {
    order: 1;
  }

  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 3rem;
  }

  .pricing-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }

  .section {
    padding: 8rem 0;
  }

  .proof,
  .cta-band {
    padding: 8rem 0;
  }
}

/* 1200 */
@media (min-width: 1200px) {
  .hero-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 0;
  }

  .hero-copy {
    grid-column: 1 / span 6;
    padding-right: 2rem;
  }

  .hero-stage {
    grid-column: 7 / span 6;
  }

  .tabs-layout {
    grid-template-columns: minmax(12rem, 1fr) 3fr;
  }

  .cta-grid {
    grid-template-columns: repeat(12, 1fr);
    gap: 3rem;
  }

  .cta-copy {
    grid-column: 1 / span 6;
  }

  .cta-card-wrap {
    grid-column: 7 / span 6;
  }

  .cta-card {
    margin-inline: auto 0;
  }
}

/* Guard 360px overflow */
@media (max-width: 360px) {
  .display-h1 {
    font-size: 2.5rem;
  }

  .hero-cta .btn {
    width: 100%;
  }

  .marquee-track {
    gap: 2rem;
  }
}