:root {
  --green: #25d366;
  --green-dark: #128c7e;
  --green-darker: #075e54;
  --green-light: #dcf8c6;
  --bg: #f6fbf8;
  --bg-soft: #ecf7f0;
  --card: #ffffff;
  --card-muted: #f1f8f4;
  --chat-bg: #ece5dd;
  --text: #102118;
  --text-muted: #5e6d63;
  --line: rgba(16, 33, 24, 0.09);
  --shadow: 0 12px 36px rgba(10, 44, 28, 0.08);
  --shadow-lg: 0 20px 60px rgba(10, 44, 28, 0.12);
  --radius: 18px;
  --radius-lg: 28px;
  --transition: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
}

*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: "Inter", -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(37, 211, 102, 0.12), transparent 28%),
    linear-gradient(180deg, #f8fdf9 0%, #f2f8f5 100%);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

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

.container {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
}

.section-anchor {
  scroll-margin-top: 110px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border: 0;
  border-radius: 999px;
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
}

.btn:hover {
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--green);
  color: #fff;
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.22);
}

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

.btn-outline {
  background: rgba(255, 255, 255, 0.72);
  color: var(--green-darker);
  border: 1px solid rgba(18, 140, 126, 0.18);
}

.btn-outline:hover {
  border-color: rgba(18, 140, 126, 0.34);
}

.btn-nav {
  padding: 10px 20px;
  font-size: 0.92rem;
}

.btn-lg {
  padding: 14px 28px;
  font-size: 1rem;
}

.btn-full {
  width: 100%;
}

.navbar {
  position: sticky;
  top: 0;
  z-index: 50;
  padding: 16px 0;
  background: rgba(248, 253, 249, 0.84);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(16, 33, 24, 0.06);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
}

.logo,
.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.logo-img {
  width: 56px;
  height: 56px;
  object-fit: contain;
}

.logo-text {
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  color: var(--text-muted);
  font-weight: 600;
}

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: transparent;
  border: 0;
  padding: 6px;
  cursor: pointer;
}

.mobile-menu-btn span {
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  transition: transform var(--transition), opacity var(--transition);
}

.hero {
  position: relative;
  overflow: hidden;
  padding: 42px 0 72px;
}

.hero-backdrop {
  position: absolute;
  inset: 20px 0 auto;
  height: 520px;
  background:
    radial-gradient(circle at 20% 20%, rgba(37, 211, 102, 0.16), transparent 36%),
    radial-gradient(circle at 78% 10%, rgba(18, 140, 126, 0.18), transparent 26%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.8), rgba(236, 247, 240, 0.65));
  pointer-events: none;
}

.hero-content {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(320px, 0.92fr);
  gap: 42px;
  align-items: start;
}

.hero-copy {
  padding-top: 28px;
}

.hero-badge,
.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 14px;
  border-radius: 999px;
  background: rgba(37, 211, 102, 0.12);
  color: var(--green-darker);
  font-size: 0.82rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.hero h1 {
  margin-top: 18px;
  font-size: clamp(2.4rem, 5vw, 4.5rem);
  line-height: 0.98;
  letter-spacing: -0.05em;
  max-width: 10ch;
}

.hero-subtitle {
  margin-top: 18px;
  max-width: 54ch;
  color: var(--text-muted);
  font-size: 1.08rem;
}

.hero-points {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 24px;
}

.hero-points span {
  padding: 9px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  border: 1px solid rgba(16, 33, 24, 0.08);
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.93rem;
}

.hero-ctas {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.hero-note {
  margin-top: 14px;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.hero-side {
  display: grid;
  gap: 22px;
}

.waitlist-card,
.proof-card,
.demo-card,
.closing-card,
.feature-band {
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(16, 33, 24, 0.08);
  box-shadow: var(--shadow);
  backdrop-filter: blur(8px);
}

.waitlist-card {
  padding: 26px;
  border-radius: var(--radius-lg);
}

.waitlist-copy h2 {
  margin-top: 14px;
  font-size: 2rem;
  letter-spacing: -0.04em;
}

.waitlist-copy p {
  margin-top: 10px;
  color: var(--text-muted);
}

.waitlist-form {
  display: grid;
  gap: 14px;
  margin-top: 22px;
}

.input-group {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px 16px;
  border-radius: 18px;
  background: var(--card-muted);
  border: 1px solid rgba(16, 33, 24, 0.07);
}

.input-icon {
  color: var(--green-dark);
  font-size: 1rem;
}

.input-group input {
  flex: 1;
  border: 0;
  outline: none;
  background: transparent;
  color: var(--text);
  font: inherit;
}

.waitlist-success,
.waitlist-error {
  margin-top: 18px;
  padding: 16px;
  border-radius: 18px;
}

.waitlist-success {
  background: rgba(37, 211, 102, 0.12);
}

.waitlist-success h3 {
  margin-top: 8px;
  margin-bottom: 6px;
}

.waitlist-error {
  background: rgba(188, 47, 47, 0.1);
  color: #8b2323;
}

.waitlist-count {
  margin-top: 16px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

.phone-mockup {
  width: min(100%, 360px);
  margin: 0 auto;
  background: #fff;
  border-radius: 34px;
  overflow: hidden;
  box-shadow: var(--shadow-lg), 0 0 0 8px rgba(255, 255, 255, 0.72);
}

.phone-notch {
  width: 120px;
  height: 24px;
  margin: 0 auto;
  border-radius: 0 0 16px 16px;
  background: #dfe7e2;
}

.chat-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 16px;
  background: var(--green-darker);
  color: #fff;
}

.chat-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.avatar-img {
  width: 108%;
  height: 108%;
  object-fit: contain;
}

.chat-name {
  font-size: 0.95rem;
  font-weight: 700;
}

.chat-status {
  font-size: 0.75rem;
  opacity: 0.82;
}

.chat-body,
.demo-chat {
  display: flex;
  flex-direction: column;
  gap: 10px;
  padding: 16px 14px 18px;
  background: var(--chat-bg);
}

.chat-body {
  min-height: 320px;
}

.chat-bubble {
  max-width: 88%;
  padding: 10px 12px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.45;
}

.chat-bubble.user {
  align-self: flex-end;
  background: var(--green-light);
  border-bottom-right-radius: 4px;
}

.chat-bubble.bot {
  align-self: flex-start;
  background: #fff;
  border-bottom-left-radius: 4px;
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.05);
}

.proof,
.demo,
.closing-cta {
  padding: 52px 0 72px;
}

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

.section-title {
  margin-top: 14px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  line-height: 1.02;
  letter-spacing: -0.05em;
}

.section-subtitle {
  margin-top: 12px;
  color: var(--text-muted);
  font-size: 1.02rem;
}

.proof-grid,
.demo-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 30px;
}

.proof-card,
.demo-card {
  border-radius: 24px;
  padding: 22px;
}

.proof-icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 14px;
  background: rgba(37, 211, 102, 0.12);
  font-size: 1.4rem;
}

.proof-card h3 {
  margin-top: 16px;
  font-size: 1.15rem;
}

.proof-card p,
.feature-band p,
.closing-card p {
  margin-top: 8px;
  color: var(--text-muted);
}

.feature-band {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(240px, 0.8fr);
  gap: 20px;
  align-items: center;
  margin-top: 22px;
  padding: 22px 24px;
  border-radius: 26px;
}

.feature-band h3 {
  font-size: 1.15rem;
}

.feature-list {
  list-style: none;
  display: grid;
  gap: 10px;
  color: var(--text);
  font-weight: 600;
}

.feature-list li::before {
  content: "•";
  color: var(--green-dark);
  margin-right: 8px;
}

.demo-label {
  margin-bottom: 14px;
  color: var(--green-darker);
  font-size: 0.86rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.demo-card .demo-chat {
  min-height: 200px;
  border-radius: 20px;
}

.closing-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 26px 28px;
  border-radius: 28px;
}

.closing-card h2 {
  margin-top: 12px;
  font-size: clamp(1.7rem, 3vw, 2.5rem);
  line-height: 1.02;
  letter-spacing: -0.04em;
}

.footer {
  padding: 0 0 38px;
}

.footer-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding-top: 12px;
  border-top: 1px solid rgba(16, 33, 24, 0.08);
}

.footer-meta {
  display: grid;
  gap: 6px;
  justify-items: end;
}

.footer-copy {
  color: var(--text-muted);
}

.footer-link {
  color: var(--green-darker);
  font-weight: 700;
  font-size: 0.95rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 12px 16px;
  justify-content: flex-end;
}

.footer-link:hover {
  text-decoration: underline;
}

.policy-page {
  min-height: 100vh;
}

.policy-main {
  padding: 42px 0 72px;
}

.policy-card {
  max-width: 920px;
  margin: 0 auto;
  padding: 32px;
  border-radius: 32px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(16, 33, 24, 0.08);
  box-shadow: var(--shadow-lg);
}

.policy-header h1 {
  margin-top: 16px;
  font-size: clamp(2.1rem, 4vw, 3.5rem);
  line-height: 1;
  letter-spacing: -0.05em;
}

.policy-header p {
  margin-top: 12px;
  color: var(--text-muted);
}

.policy-section,
.policy-note {
  margin-top: 28px;
}

.policy-section h2 {
  margin-bottom: 10px;
  font-size: 1.4rem;
  letter-spacing: -0.03em;
}

.policy-section h3 {
  margin: 16px 0 8px;
  font-size: 1.02rem;
}

.policy-section p,
.policy-section li,
.policy-note p {
  color: var(--text-muted);
}

.policy-section p + p {
  margin-top: 10px;
}

.policy-section ul,
.policy-section ol {
  display: grid;
  gap: 10px;
  margin-top: 10px;
  padding-left: 22px;
}

.policy-note {
  padding: 18px 20px;
  border-radius: 22px;
  background: var(--card-muted);
  border: 1px solid rgba(16, 33, 24, 0.06);
}

.animate-on-scroll {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

.animate-on-scroll.visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .hero-content,
  .proof-grid,
  .demo-grid,
  .feature-band {
    grid-template-columns: 1fr;
  }

  .hero-side {
    grid-template-columns: 1fr;
  }

  .phone-mockup {
    margin: 0 auto;
  }

  .closing-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    gap: 18px;
  }

  .policy-card {
    padding: 24px;
    border-radius: 24px;
  }
}

@media (max-width: 760px) {
  .container {
    width: min(100% - 28px, 1120px);
  }

  .navbar {
    padding: 12px 0;
  }

  .logo-img {
    width: 48px;
    height: 48px;
  }

  .btn-nav {
    display: none;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 10px);
    right: 14px;
    min-width: 220px;
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(16, 33, 24, 0.08);
    box-shadow: var(--shadow-lg);
  }

  .nav-links.is-open {
    display: flex;
  }

  .hero {
    padding-top: 26px;
  }

  .hero h1 {
    max-width: none;
  }

  .hero-copy {
    padding-top: 6px;
  }

  .hero-subtitle,
  .section-subtitle {
    font-size: 1rem;
  }

  .hero-ctas {
    flex-direction: column;
  }

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

  .waitlist-card,
  .proof-card,
  .demo-card,
  .closing-card {
    padding: 20px;
  }

  .footer-content {
    flex-direction: column;
    align-items: flex-start;
  }

  .footer-meta {
    justify-items: start;
  }

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

@media (max-width: 480px) {
  .section-anchor {
    scroll-margin-top: 90px;
  }

  .hero-points span {
    width: 100%;
    justify-content: center;
  }

  .waitlist-card {
    border-radius: 24px;
  }

  .phone-mockup {
    width: 100%;
  }
}