:root {
  color-scheme: light;
  --bg: #f4f5f4;
  --surface: #ffffff;
  --surface-soft: #eceeed;
  --text: #171a1f;
  --muted: #6d7279;
  --hairline: rgba(23, 26, 31, 0.12);
  --blue: #0a7cff;
  --blue-dark: #005fd1;
  --green: #19b962;
  --shadow: 0 24px 70px rgba(20, 25, 32, 0.16);
  --radius: 22px;
  --max: 1160px;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--text);
  background: var(--bg);
  font-size: 16px;
  line-height: 1.5;
  letter-spacing: 0;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(244, 245, 244, 0.84);
  border-bottom: 1px solid rgba(23, 26, 31, 0.08);
  backdrop-filter: blur(18px);
}

.nav {
  width: min(var(--max), calc(100% - 40px));
  min-height: 64px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 730;
  letter-spacing: 0;
}

.brand-mark {
  width: 30px;
  height: 30px;
  border: 1px solid rgba(23, 26, 31, 0.18);
  border-radius: 8px;
  background: linear-gradient(180deg, #ffffff, #e7e9e8);
  display: grid;
  place-items: center;
  color: var(--blue);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.9);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 620;
}

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

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 10px;
  border: 1px solid rgba(23, 26, 31, 0.12);
  background: var(--surface);
  color: var(--text);
  font-weight: 700;
  box-shadow: 0 1px 2px rgba(20, 25, 32, 0.08);
  transition: transform 160ms ease, box-shadow 160ms ease, background 160ms ease;
}

.button:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 22px rgba(20, 25, 32, 0.13);
}

.button.primary {
  border-color: rgba(10, 124, 255, 0.35);
  background: var(--blue);
  color: #ffffff;
}

.button.primary:hover {
  background: var(--blue-dark);
}

.button.disabled {
  cursor: default;
  opacity: 0.78;
}

.button.disabled:hover {
  transform: none;
  box-shadow: 0 1px 2px rgba(20, 25, 32, 0.08);
}

.hero {
  min-height: calc(100svh - 64px);
  padding: 86px 0 54px;
  overflow: hidden;
}

.hero-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.eyebrow {
  margin: 0 0 18px;
  color: var(--blue);
  font-size: 14px;
  font-weight: 760;
  letter-spacing: 0;
}

.hero h1 {
  max-width: 780px;
  margin: 0;
  font-size: clamp(52px, 7vw, 104px);
  line-height: 0.93;
  letter-spacing: 0;
}

.hero-copy {
  max-width: 620px;
  margin: 26px 0 0;
  color: #4e545c;
  font-size: clamp(19px, 2vw, 25px);
  line-height: 1.32;
}

.hero-actions {
  margin-top: 34px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-note {
  margin: 18px 0 0;
  color: var(--muted);
  font-size: 14px;
}

.hero-visual {
  margin-top: 62px;
  border: 1px solid rgba(23, 26, 31, 0.12);
  border-radius: var(--radius);
  overflow: hidden;
  background: #e9eae9;
  box-shadow: var(--shadow);
  transform-origin: center top;
  animation: floatIn 680ms ease both;
}

.hero-visual img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.section {
  padding: 96px 0;
  border-top: 1px solid var(--hairline);
}

.section-inner {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

.section-kicker {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 760;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.section-title {
  max-width: 720px;
  margin: 0;
  font-size: clamp(34px, 4vw, 58px);
  line-height: 1;
  letter-spacing: 0;
}

.section-copy {
  max-width: 680px;
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 20px;
  line-height: 1.45;
}

.proof-row {
  margin-top: 48px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid var(--hairline);
  border-bottom: 1px solid var(--hairline);
}

.proof-item {
  padding: 28px 28px 28px 0;
  border-right: 1px solid var(--hairline);
}

.proof-item:last-child {
  border-right: 0;
  padding-right: 0;
  padding-left: 28px;
}

.proof-item + .proof-item {
  padding-left: 28px;
}

.proof-item strong {
  display: block;
  font-size: 18px;
  margin-bottom: 7px;
}

.proof-item span {
  color: var(--muted);
}

.feature-split {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(0, 1.14fr);
  gap: 52px;
  align-items: center;
}

.feature-list {
  margin: 30px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 18px;
}

.feature-list li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: 12px;
  color: #3a4048;
}

.feature-list li::before {
  content: "";
  width: 9px;
  height: 9px;
  margin-top: 8px;
  border-radius: 50%;
  background: var(--green);
}

.media-frame {
  border: 1px solid rgba(23, 26, 31, 0.12);
  border-radius: 18px;
  overflow: hidden;
  background: #e9eae9;
  box-shadow: 0 18px 48px rgba(20, 25, 32, 0.13);
  transition: transform 180ms ease, box-shadow 180ms ease;
}

.media-frame:hover {
  transform: translateY(-3px);
  box-shadow: 0 26px 62px rgba(20, 25, 32, 0.17);
}

.media-frame img,
.media-frame video {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.workflow {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  margin-top: 46px;
  background: var(--hairline);
  border: 1px solid var(--hairline);
}

.workflow-step {
  background: var(--bg);
  padding: 30px;
}

.workflow-step span {
  color: var(--blue);
  font-weight: 780;
}

.workflow-step h3 {
  margin: 16px 0 8px;
  font-size: 22px;
  line-height: 1.12;
}

.workflow-step p {
  margin: 0;
  color: var(--muted);
}

.final-cta {
  padding: 112px 0;
  background: #171a1f;
  color: #ffffff;
}

.final-cta .section-copy {
  color: rgba(255, 255, 255, 0.72);
}

.final-cta .button {
  margin-top: 34px;
}

.page-shell {
  width: min(860px, calc(100% - 40px));
  margin: 0 auto;
  padding: 72px 0 96px;
}

.page-shell h1 {
  margin: 0;
  font-size: clamp(42px, 6vw, 76px);
  line-height: 0.98;
}

.page-intro {
  margin: 22px 0 46px;
  color: var(--muted);
  font-size: 20px;
}

.content-section {
  padding: 32px 0;
  border-top: 1px solid var(--hairline);
}

.content-section h2 {
  margin: 0 0 16px;
  font-size: 26px;
  line-height: 1.16;
}

.content-section h3 {
  margin: 24px 0 8px;
  font-size: 18px;
}

.content-section p,
.content-section li {
  color: #50565e;
}

.content-section ul {
  margin: 12px 0 0;
  padding-left: 20px;
}

.contact-block {
  margin-top: 28px;
  padding: 24px;
  border: 1px solid var(--hairline);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.58);
}

.site-footer {
  border-top: 1px solid var(--hairline);
  color: var(--muted);
}

.footer-inner {
  width: min(var(--max), calc(100% - 40px));
  min-height: 84px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  font-size: 14px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 18px;
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  animation: reveal 620ms ease forwards;
}

.delay-1 {
  animation-delay: 90ms;
}

.delay-2 {
  animation-delay: 180ms;
}

@keyframes reveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes floatIn {
  from {
    opacity: 0;
    transform: translateY(28px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@media (max-width: 820px) {
  .nav {
    width: min(100% - 28px, var(--max));
  }

  .nav-links {
    gap: 14px;
    font-size: 13px;
  }

  .nav-links .optional {
    display: none;
  }

  .hero {
    padding-top: 62px;
  }

  .hero-inner,
  .section-inner,
  .footer-inner,
  .page-shell {
    width: min(100% - 28px, var(--max));
  }

  .hero h1 {
    font-size: clamp(46px, 14vw, 76px);
  }

  .hero-visual {
    margin-top: 42px;
    border-radius: 16px;
  }

  .hero-visual img,
  .media-frame img,
  .media-frame video {
    aspect-ratio: 4 / 3;
  }

  .section {
    padding: 72px 0;
  }

  .proof-row,
  .feature-split,
  .workflow {
    grid-template-columns: 1fr;
  }

  .proof-item,
  .proof-item:last-child,
  .proof-item + .proof-item {
    padding: 22px 0;
    border-right: 0;
    border-bottom: 1px solid var(--hairline);
  }

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

  .feature-split {
    gap: 34px;
  }

  .workflow-step {
    padding: 24px;
  }

  .footer-inner {
    padding: 24px 0;
    align-items: flex-start;
    flex-direction: column;
  }
}

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

  *,
  *::before,
  *::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 1ms !important;
  }
}