:root {
  color-scheme: light;
  --ink: #111827;
  --muted: #667085;
  --quiet: #98a2b3;
  --line: #e5e7eb;
  --paper: #ffffff;
  --soft: #f6f7f8;
  --green: #32b39a;
  --blue: #3f6fcb;
  --rose: #ef6f70;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--ink);
  background: var(--paper);
  font-family:
    -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei",
    "Segoe UI", sans-serif;
  letter-spacing: 0;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  padding: 0 32px;
  background: #ffffff;
  border-bottom: 1px solid rgba(229, 231, 235, 0.92);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 16px;
  font-weight: 800;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  color: #ffffff;
  background: var(--ink);
  border-radius: 8px;
  font-size: 15px;
}

.site-nav {
  display: flex;
  gap: 26px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.site-nav a:hover {
  color: var(--ink);
}

.hero {
  position: relative;
  display: grid;
  align-items: center;
  min-height: 82svh;
  padding: 72px 28px 84px;
  overflow: hidden;
  background: #f6f7f5;
  border-bottom: 1px solid var(--line);
}

.hero-stage {
  position: absolute;
  inset: 0;
  opacity: 1;
  pointer-events: none;
}

.phone {
  position: absolute;
  width: 246px;
  height: 504px;
  padding: 22px 16px 18px;
  background: #ffffff;
  border: 1px solid rgba(17, 24, 39, 0.16);
  border-radius: 34px;
  box-shadow: 0 28px 70px rgba(17, 24, 39, 0.16);
}

.phone::before {
  content: "";
  position: absolute;
  top: 10px;
  left: 50%;
  width: 70px;
  height: 5px;
  transform: translateX(-50%);
  background: #111827;
  border-radius: 999px;
  opacity: 0.9;
}

.phone-bar {
  height: 24px;
}

.phone-chat {
  left: 8%;
  top: 15%;
  transform: rotate(-7deg);
}

.phone-feed {
  right: 14%;
  top: 9%;
  transform: rotate(6deg);
}

.phone-video {
  right: 36%;
  bottom: -120px;
  transform: rotate(-2deg);
}

.screen-title,
.feed-title {
  margin: 10px 0 18px;
  font-size: 18px;
  font-weight: 800;
}

.bubble {
  max-width: 178px;
  margin: 11px 0;
  padding: 11px 12px;
  border-radius: 8px;
  font-size: 13px;
  font-weight: 600;
}

.bubble.left {
  background: #f1f4f7;
}

.bubble.right {
  margin-left: auto;
  color: #ffffff;
  background: var(--green);
}

.input-line {
  position: absolute;
  left: 16px;
  right: 16px;
  bottom: 20px;
  height: 42px;
  background: #f7f8fa;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  overflow: hidden;
  border-radius: 8px;
}

.media-grid span {
  aspect-ratio: 1;
  background: #dfe7e3;
}

.media-grid span:nth-child(2),
.media-grid span:nth-child(5) {
  background: #b7d8d0;
}

.media-grid span:nth-child(3),
.media-grid span:nth-child(4) {
  background: #d9e1f4;
}

.feed-copy {
  width: 100%;
  height: 12px;
  margin-top: 18px;
  background: #e6eaf0;
  border-radius: 999px;
}

.feed-copy.short {
  width: 62%;
  margin-top: 9px;
}

.video-surface {
  display: grid;
  place-items: center;
  height: 342px;
  margin-top: 12px;
  color: #ffffff;
  background: #161b22;
  border-radius: 18px;
}

.play-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  padding-left: 3px;
  color: #ffffff;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  font-size: 22px;
}

.video-caption {
  margin-top: 15px;
  font-size: 14px;
  font-weight: 800;
}

.hero-copy {
  position: relative;
  z-index: 2;
  width: min(760px, 100%);
  margin: 0 auto;
  text-align: center;
}

.eyebrow,
.section-kicker {
  margin: 0 0 12px;
  color: var(--green);
  font-size: 13px;
  font-weight: 800;
}

h1,
h2,
h3,
p {
  letter-spacing: 0;
}

h1 {
  margin: 0;
  font-size: 54px;
  line-height: 1.08;
  font-weight: 900;
}

.hero-text {
  max-width: 650px;
  margin: 22px auto 0;
  color: #344054;
  font-size: 18px;
  line-height: 1.75;
  font-weight: 500;
}

.hero-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin-top: 34px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0 20px;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 800;
}

.button.primary {
  color: #ffffff;
  background: var(--ink);
}

.button.secondary {
  color: var(--ink);
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
}

.section {
  padding: 78px 28px;
}

.section-inner {
  width: min(1120px, 100%);
  margin: 0 auto;
}

.section-inner.narrow {
  width: min(780px, 100%);
  text-align: center;
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
}

.section h2,
.coming-section h2 {
  margin: 0;
  font-size: 34px;
  line-height: 1.2;
  font-weight: 900;
}

.intro p,
.coming-section p {
  color: var(--muted);
  font-size: 17px;
  line-height: 1.8;
  font-weight: 500;
}

.feature-band {
  background: var(--soft);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.feature-card {
  min-height: 172px;
  padding: 20px;
  background: #ffffff;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.feature-icon {
  display: inline-grid;
  place-items: center;
  width: 32px;
  height: 32px;
  margin-bottom: 18px;
  color: #ffffff;
  background: var(--ink);
  border-radius: 8px;
  font-size: 17px;
  font-weight: 800;
}

.feature-card:nth-child(2) .feature-icon,
.feature-card:nth-child(5) .feature-icon {
  background: var(--green);
}

.feature-card:nth-child(3) .feature-icon {
  background: var(--blue);
}

.feature-card:nth-child(4) .feature-icon {
  background: var(--rose);
}

.feature-card h3 {
  margin: 0 0 9px;
  font-size: 18px;
  font-weight: 900;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.7;
  font-weight: 500;
}

.product-shots {
  background: #ffffff;
}

.shot-row {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.shot-card {
  padding: 14px;
  background: #f7f8fa;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.shot-card p {
  margin: 12px 2px 2px;
  color: #344054;
  font-size: 13px;
  font-weight: 800;
}

.mini-screen {
  position: relative;
  height: 320px;
  overflow: hidden;
  background: #ffffff;
  border: 1px solid #d9dee7;
  border-radius: 22px;
}

.mini-title {
  margin: 22px 16px 18px;
  font-size: 18px;
  font-weight: 900;
}

.chat-shot span {
  display: block;
  width: 72%;
  height: 38px;
  margin: 12px 16px;
  background: #eef2f5;
  border-radius: 8px;
}

.chat-shot span:nth-child(3) {
  width: 58%;
  margin-left: auto;
  margin-right: 16px;
  background: var(--green);
}

.moment-shot {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  padding: 52px 0 0;
}

.moment-shot div {
  background: #dce7e3;
}

.moment-shot div:nth-child(2),
.moment-shot div:nth-child(3) {
  background: #d8e0f3;
}

.share-shot {
  padding: 24px 18px;
}

.share-line {
  height: 84px;
  border-bottom: 1px solid var(--line);
}

.share-media {
  width: 96px;
  height: 96px;
  margin-top: 24px;
  background: #f0f2f5;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.video-shot {
  display: grid;
  place-items: center;
  color: #ffffff;
  background: #161b22;
}

.video-shot span {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  padding-left: 4px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 50%;
  font-size: 23px;
}

.coming-section {
  padding: 80px 28px;
  color: #ffffff;
  background: #111827;
}

.coming-inner {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  align-items: center;
  width: min(960px, 100%);
  margin: 0 auto;
}

.coming-section .section-kicker {
  color: #7ddac9;
}

.coming-section p {
  max-width: 620px;
  color: rgba(255, 255, 255, 0.72);
  margin-bottom: 28px;
}

.soon-pill {
  display: inline-flex;
  align-items: center;
  min-height: 42px;
  padding: 0 18px;
  color: var(--ink);
  background: #ffffff;
  border-radius: 8px;
  font-size: 15px;
  font-weight: 900;
}

.progress-panel {
  padding: 18px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 8px;
}

.progress-item {
  display: grid;
  grid-template-columns: 14px 1fr;
  gap: 12px;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

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

.progress-item span {
  width: 10px;
  height: 10px;
  background: rgba(255, 255, 255, 0.28);
  border-radius: 50%;
}

.progress-item.done span {
  background: #7ddac9;
}

.progress-item.active span {
  background: #ffffff;
  box-shadow: 0 0 0 5px rgba(125, 218, 201, 0.16);
}

.progress-item p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
  font-size: 14px;
  line-height: 1.4;
  font-weight: 800;
}

.site-footer {
  padding: 22px 28px;
  background: #ffffff;
  border-top: 1px solid var(--line);
}

.footer-inner {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 22px;
  width: min(1120px, 100%);
  margin: 0 auto;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
}

.footer-inner span:first-child {
  color: var(--ink);
  font-weight: 800;
}

@media (max-width: 900px) {
  .site-header {
    padding: 0 18px;
  }

  .site-nav {
    gap: 16px;
  }

  .hero {
    min-height: 780px;
    padding-top: 76px;
  }

  .phone {
    width: 198px;
    height: 404px;
  }

  .phone-chat {
    left: -36px;
    top: 80px;
  }

  .phone-feed {
    right: -28px;
    top: 120px;
  }

  .phone-video {
    right: 28%;
    bottom: -80px;
  }

  h1 {
    font-size: 42px;
  }

  .hero-text {
    font-size: 16px;
  }

  .section-heading {
    display: block;
  }

  .feature-grid,
  .shot-row {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .coming-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 620px) {
  .site-header {
    height: 58px;
  }

  .brand {
    font-size: 15px;
  }

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

  .site-nav {
    display: none;
  }

  .hero {
    min-height: 720px;
    padding: 70px 18px 64px;
  }

  .hero-copy {
    text-align: left;
  }

  h1 {
    font-size: 36px;
  }

  .hero-actions {
    justify-content: flex-start;
    flex-wrap: wrap;
  }

  .phone-chat {
    left: -88px;
    top: 190px;
  }

  .phone-feed {
    right: -96px;
    top: 150px;
  }

  .phone-video {
    right: 10px;
    bottom: -150px;
  }

  .section {
    padding: 56px 18px;
  }

  .section h2,
  .coming-section h2 {
    font-size: 28px;
  }

  .feature-grid,
  .shot-row {
    grid-template-columns: 1fr;
  }

  .mini-screen {
    height: 260px;
  }

  .coming-section {
    padding: 62px 18px;
  }
}