:root {
  color-scheme: dark;
  --bg: #0b0e13;
  --bg-soft: #111720;
  --surface: #151c27;
  --surface-2: #1b2432;
  --line: rgba(255, 255, 255, 0.1);
  --text: #eef4ff;
  --muted: #a7b3c7;
  --quiet: #718096;
  --blue: #4d8dff;
  --green: #26c281;
  --coral: #ff715b;
  --amber: #ffc857;
  --radius: 8px;
  --shadow: 0 24px 70px rgba(0, 0, 0, 0.36);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.5;
}

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  min-height: 72px;
  padding: 14px clamp(18px, 5vw, 64px);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  background: rgba(11, 14, 19, 0.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: 0;
}

.brand-mark {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: #eef4ff;
  color: #101620;
  font-size: 16px;
  box-shadow: inset 0 -3px 0 rgba(77, 141, 255, 0.32);
}

.nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 28px);
  color: var(--muted);
  font-size: 14px;
}

.nav a:hover,
.nav a[aria-current="page"] {
  color: var(--text);
}

.header-cta,
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border-radius: 8px;
  font-weight: 750;
  font-size: 14px;
  border: 1px solid transparent;
  transition: transform 160ms ease, border-color 160ms ease, background 160ms ease;
}

.header-cta {
  background: #eef4ff;
  color: #101620;
}

.button.primary {
  background: #eef4ff;
  color: #101620;
}

.button.secondary {
  background: rgba(255, 255, 255, 0.05);
  border-color: var(--line);
  color: var(--text);
}

.header-cta:hover,
.button:hover {
  transform: translateY(-1px);
}

.hero {
  position: relative;
  overflow: hidden;
  min-height: min(860px, calc(100vh - 16px));
  padding: clamp(96px, 13vw, 150px) clamp(20px, 6vw, 80px) 86px;
  display: grid;
  align-items: center;
  isolation: isolate;
  background:
    linear-gradient(90deg, rgba(11, 14, 19, 0.98) 0%, rgba(11, 14, 19, 0.92) 44%, rgba(11, 14, 19, 0.64) 100%),
    repeating-linear-gradient(0deg, rgba(255, 255, 255, 0.03) 0 1px, transparent 1px 54px),
    repeating-linear-gradient(90deg, rgba(255, 255, 255, 0.025) 0 1px, transparent 1px 54px),
    #0b0e13;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--green);
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 850;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  margin-bottom: 22px;
  max-width: 920px;
  font-size: clamp(44px, 7vw, 88px);
  line-height: 0.96;
  letter-spacing: 0;
}

.lead {
  max-width: 640px;
  margin-bottom: 32px;
  color: #d2d9e8;
  font-size: clamp(18px, 2vw, 22px);
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.trust-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.trust-list li {
  padding: 8px 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: rgba(255, 255, 255, 0.04);
  font-size: 13px;
}

.hero-scene {
  position: absolute;
  inset: 72px 0 0 auto;
  width: min(58vw, 820px);
  z-index: 1;
}

.scene-panel,
.scene-inbox {
  position: absolute;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: rgba(21, 28, 39, 0.86);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
}

.scene-panel {
  width: 270px;
  padding: 18px;
}

.scene-panel strong {
  display: block;
  margin-bottom: 8px;
  font-size: 16px;
}

.scene-panel p {
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 13px;
}

.channel-dot {
  width: 10px;
  height: 10px;
  display: inline-block;
  border-radius: 50%;
  margin-right: 8px;
}

.channel-dot.fb,
.channel-icon.fb {
  background: var(--blue);
}

.channel-dot.ig,
.channel-icon.ig {
  background: var(--coral);
}

.channel-dot.wa,
.channel-icon.wa {
  background: var(--green);
}

.flow-line {
  width: 100%;
  height: 9px;
  background:
    linear-gradient(90deg, var(--green) 0 58%, rgba(255, 255, 255, 0.12) 58% 100%);
  border-radius: 999px;
}

.flow-line.short {
  background:
    linear-gradient(90deg, var(--coral) 0 44%, rgba(255, 255, 255, 0.12) 44% 100%);
}

.scene-panel.messenger {
  top: 54px;
  right: 44px;
}

.scene-panel.instagram {
  top: 240px;
  right: 310px;
}

.scene-panel.whatsapp {
  top: 430px;
  right: 94px;
}

.scene-inbox {
  right: 210px;
  top: 128px;
  width: 330px;
  padding: 18px;
  background: rgba(238, 244, 255, 0.94);
  color: #101620;
}

.inbox-top {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
  font-weight: 800;
}

.inbox-top strong {
  color: var(--green);
}

.chat-row {
  width: fit-content;
  max-width: 88%;
  margin-bottom: 10px;
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 13px;
}

.chat-row.incoming {
  background: #dde6f5;
}

.chat-row.outgoing {
  margin-left: auto;
  background: #101620;
  color: #ffffff;
}

.choice-row {
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.choice-row span {
  padding: 7px 9px;
  border-radius: 6px;
  background: #eff4fb;
  border: 1px solid #d1dbeb;
  color: #243044;
  font-size: 12px;
  font-weight: 750;
}

.section {
  padding: clamp(72px, 10vw, 118px) clamp(20px, 6vw, 80px);
}

.section-heading {
  max-width: 760px;
  margin-bottom: 34px;
}

.section-heading h2,
.workflow-copy h2,
.cta-section h2,
.privacy-hero h1 {
  font-size: clamp(32px, 4.4vw, 56px);
  line-height: 1.02;
  letter-spacing: 0;
  margin-bottom: 16px;
}

.section-heading p:not(.eyebrow),
.workflow-copy p,
.cta-section p,
.privacy-hero p {
  color: var(--muted);
  font-size: 18px;
}

.channel-grid,
.feature-grid,
.plan-grid,
.faq-grid {
  display: grid;
  gap: 18px;
}

.channel-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.feature-grid,
.faq-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.channel-card,
.feature-grid article,
.plan-card,
.faq-grid article {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  padding: 24px;
}

.channel-card p,
.feature-grid p,
.plan-card p,
.faq-grid p,
.policy-content p,
.policy-content li {
  color: var(--muted);
}

.channel-icon {
  width: 44px;
  height: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  margin-bottom: 20px;
  color: #ffffff;
  font-weight: 900;
}

.features {
  background: #0f141c;
}

.feature-grid h3,
.faq-grid h3,
.channel-card h3,
.plan-card h3 {
  margin-bottom: 10px;
  font-size: 21px;
}

.workflow {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
  background: #eef4ff;
  color: #101620;
}

.workflow .eyebrow {
  color: #1e7a55;
}

.workflow-copy p {
  color: #41516a;
}

.workflow-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 14px;
}

.workflow-steps li {
  border: 1px solid #d8e1ef;
  border-radius: 8px;
  padding: 22px;
  background: #ffffff;
}

.workflow-steps span {
  color: var(--coral);
  font-weight: 900;
}

.workflow-steps strong {
  display: block;
  margin: 8px 0;
  font-size: 20px;
}

.workflow-steps p {
  margin-bottom: 0;
  color: #52617a;
}

.plan-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  align-items: stretch;
}

.plan-card {
  display: flex;
  flex-direction: column;
  position: relative;
  min-height: 100%;
}

.plan-card.featured {
  background: #1e2a38;
  border-color: rgba(38, 194, 129, 0.55);
}

.plan-label {
  position: absolute;
  top: 18px;
  right: 18px;
  margin: 0;
  padding: 5px 9px;
  border-radius: 999px;
  background: rgba(38, 194, 129, 0.14);
  color: #6ff0b3;
  font-size: 12px;
  font-weight: 850;
}

.price {
  margin: 4px 0 14px;
  color: var(--text);
  font-size: 42px;
  font-weight: 900;
}

.price span {
  color: var(--muted);
  font-size: 15px;
  font-weight: 650;
}

.plan-card ul {
  list-style: none;
  padding: 0;
  margin: 18px 0 24px;
  display: grid;
  gap: 10px;
}

.plan-card li {
  color: #d7deeb;
  font-size: 14px;
}

.plan-card li::before {
  content: "";
  width: 8px;
  height: 8px;
  display: inline-block;
  margin-right: 10px;
  border-radius: 50%;
  background: var(--green);
}

.plan-card .button {
  margin-top: auto;
}

.plan-note {
  max-width: 760px;
  margin: 22px 0 0;
  color: var(--quiet);
  font-size: 14px;
}

.faq {
  background: #0f141c;
}

.cta-section {
  margin: clamp(60px, 8vw, 96px) clamp(20px, 6vw, 80px);
  padding: clamp(42px, 7vw, 76px);
  border-radius: 8px;
  border: 1px solid var(--line);
  background: #eef4ff;
  color: #101620;
  text-align: center;
}

.cta-section p {
  color: #52617a;
  margin-bottom: 26px;
}

.cta-section .button.primary {
  background: #101620;
  color: #ffffff;
}

.privacy-hero {
  padding: clamp(92px, 12vw, 142px) clamp(20px, 6vw, 80px) 52px;
  background: #0f141c;
}

.privacy-hero p {
  max-width: 820px;
}

.policy-content {
  max-width: 900px;
  padding: 0 clamp(20px, 6vw, 80px) clamp(72px, 10vw, 118px);
}

.policy-content h2 {
  margin: 34px 0 10px;
  font-size: 24px;
}

.policy-content a {
  color: #7fb0ff;
  text-decoration: underline;
  text-underline-offset: 3px;
}

.site-footer {
  padding: 36px clamp(20px, 6vw, 80px);
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  border-top: 1px solid var(--line);
  background: #080a0f;
}

.site-footer p {
  margin: 12px 0 0;
  color: var(--quiet);
}

.footer-links {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  justify-content: flex-end;
  color: var(--muted);
  font-size: 14px;
}

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

@media (max-width: 1040px) {
  .hero {
    min-height: auto;
    padding-top: 112px;
    padding-bottom: 420px;
  }

  .hero-scene {
    inset: auto 0 36px auto;
    width: 100%;
    height: 360px;
  }

  .scene-panel.messenger {
    top: 18px;
    right: 38px;
  }

  .scene-panel.instagram {
    top: 150px;
    right: auto;
    left: 34px;
  }

  .scene-panel.whatsapp {
    top: 250px;
    right: 48px;
  }

  .scene-inbox {
    top: 82px;
    right: 240px;
  }

  .channel-grid,
  .feature-grid,
  .faq-grid,
  .plan-grid,
  .workflow {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 760px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .nav {
    width: 100%;
    overflow-x: auto;
    padding-bottom: 2px;
  }

  .header-cta {
    width: 100%;
  }

  .hero {
    padding-top: 92px;
    padding-bottom: 410px;
  }

  h1 {
    font-size: clamp(40px, 13vw, 58px);
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-scene {
    height: 350px;
  }

  .scene-panel {
    width: 220px;
    padding: 14px;
  }

  .scene-panel.messenger {
    right: 16px;
  }

  .scene-panel.instagram {
    left: 16px;
    top: 142px;
  }

  .scene-panel.whatsapp {
    right: 20px;
    top: 252px;
  }

  .scene-inbox {
    display: none;
  }

  .channel-grid,
  .feature-grid,
  .faq-grid,
  .plan-grid,
  .workflow {
    grid-template-columns: 1fr;
  }

  .site-footer {
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
  }
}