:root {
  --green-50: #f7ffe9;
  --green-100: #eefecb;
  --green-200: #dff88d;
  --green-300: #c4ef57;
  --green-400: #98d635;
  --green-500: #73b62e;
  --green-700: #3d6c1f;
  --green-900: #1f3814;
  --orange-100: #fff1df;
  --orange-200: #ffd59f;
  --orange-300: #ffb65d;
  --orange-400: #ff972f;
  --orange-500: #ef7f12;
  --yellow-glow: #fff07a;
  --text: #21361e;
  --muted: #5f7658;
  --bg: #fffcf7;
  --white: #ffffff;
  --border: rgba(115, 182, 46, 0.14);
  --shadow-soft: 0 20px 45px rgba(82, 120, 38, 0.10);
  --shadow-strong: 0 28px 70px rgba(78, 111, 36, 0.16);
  --radius-xl: 34px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --max: 1200px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(255, 151, 47, 0.16), transparent 25%),
    radial-gradient(circle at 92% 10%, rgba(196, 239, 87, 0.18), transparent 24%),
    linear-gradient(180deg, #fbfff4 0%, var(--bg) 100%);
  overflow-x: hidden;
}

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

.container {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  background: rgba(255,255,255,0.78);
  border-bottom: 1px solid rgba(115,182,46,0.10);
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 20px;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  text-decoration: none;
}

.brand-icon {
  width: 42px;
  height: 52px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--green-200), var(--orange-200));
  box-shadow: 0 12px 28px rgba(239, 127, 18, 0.18);
  font-size: 1.4rem;
}

.brand-title {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 900;
  letter-spacing: -0.03em;
}

.brand-title span { color: var(--orange-500); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
  row-gap: 8px;
}

.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-weight: 700;
  padding: 10px 14px;
  border-radius: 999px;
  transition: .2s ease;
}

.nav-links a:hover {
  background: rgba(196,239,87,0.18);
  color: var(--green-700);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  border: none;
  border-radius: 999px;
  padding: 14px 22px;
  text-decoration: none;
  font-weight: 900;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease;
}

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

.btn-primary {
  color: white;
  background: linear-gradient(135deg, var(--orange-400), var(--orange-500));
  box-shadow: 0 14px 28px rgba(239, 127, 18, 0.22);
}

.btn-secondary {
  color: var(--green-700);
  background: var(--white);
  border: 1px solid rgba(115,182,46,0.18);
  box-shadow: 0 12px 22px rgba(77, 105, 39, 0.08);
}

.section { padding: 44px 0; }
.hero { padding: 46px 0 34px; }
.section-header-left { text-align: left; }
.compact-header { margin-bottom: 18px; }
.metric-header { margin-bottom: 8px; }
.download-actions { margin-top: 22px; }
.why-grid { margin-top: 18px; }

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 28px;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 8px 14px;
  background: rgba(196,239,87,0.18);
  color: var(--green-700);
  font-weight: 900;
  margin-bottom: 16px;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 5rem);
  line-height: 0.96;
  letter-spacing: -0.06em;
  max-width: 12ch;
}

.hero h1 span { color: var(--orange-500); }

.hero p {
  margin: 18px 0 0;
  max-width: 62ch;
  color: var(--muted);
  line-height: 1.72;
  font-size: 1.05rem;
}

.hero-actions {
  display: flex;
  gap: 12px;
  margin-top: 26px;
  flex-wrap: wrap;
}

.hero-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
}

.mini-card {
  background: rgba(255,255,255,0.82);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  border-radius: 22px;
  padding: 18px;
}

.mini-card strong {
  display: block;
  margin-bottom: 8px;
  font-size: 1.02rem;
  color: var(--green-700);
}

.mini-card span {
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.94rem;
}

.visual-shell {
  position: relative;
  min-height: 720px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px 0;
}

.glow {
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,240,122,0.95) 0%, rgba(255,182,93,0.25) 34%, rgba(196,239,87,0.08) 55%, transparent 72%);
  filter: blur(14px);
}

.visual-card {
  position: relative;
  width: 100%;
  max-width: 620px;
  background: linear-gradient(180deg, rgba(255,255,255,0.86), rgba(255,255,255,0.70));
  border: 1px solid rgba(255,255,255,0.70);
  border-radius: 34px;
  box-shadow: var(--shadow-strong);
  padding: 22px;
  z-index: 2;
}

.visual-stage {
  position: relative;
  min-height: 610px;
  border-radius: 28px;
  padding: 26px;
  overflow: visible;
  background:
    radial-gradient(circle at 50% 18%, rgba(255,240,122,0.6), rgba(255,240,122,0.08) 35%, transparent 52%),
    linear-gradient(180deg, #314618 0%, #202d14 100%);
}

.mascot-placeholder {
  width: min(100%, 520px);
  margin: 10px auto 0;
  display: grid;
  place-items: center;
  position: relative;
  z-index: 2;
}

.mascot-frame {
  width: 100%;
  border-radius: 28px;
  background: transparent;
  border: none;
  min-height: 520px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  box-shadow: none;
}

.mascot-frame img {
  width: 100%;
  max-width: 540px;
  height: auto;
  object-fit: contain;
  filter: drop-shadow(0 18px 26px rgba(0,0,0,0.18));
}

.mascot-note {
  margin-top: 14px;
  text-align: center;
  color: rgba(255,255,255,0.88);
  font-size: 0.92rem;
  line-height: 1.55;
}

.floating-card {
  position: absolute;
  z-index: 3;
  padding: 0;
  max-width: 250px;
  background: transparent;
  border: none;
  box-shadow: none;
}

.floating-card .bubble {
  position: relative;
  background: rgba(255,255,255,0.92);
  border: 1px solid rgba(115,182,46,0.12);
  box-shadow: 0 18px 40px rgba(65, 97, 32, 0.10);
  backdrop-filter: blur(10px);
  border-radius: 24px;
  padding: 16px 18px;
  overflow: hidden;
}

.floating-card .bubble::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(196,239,87,0.10), rgba(255,182,93,0.10));
  pointer-events: none;
}

.floating-card .bubble::after {
  content: "";
  position: absolute;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,240,122,0.55), rgba(255,240,122,0.08) 65%, transparent 70%);
  top: -14px;
  right: -10px;
  pointer-events: none;
}

.floating-card .inner {
  position: relative;
  z-index: 1;
}

.floating-card .chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border-radius: 999px;
  padding: 6px 10px;
  margin-bottom: 10px;
  font-size: 0.78rem;
  font-weight: 900;
  color: var(--green-700);
  background: rgba(196,239,87,0.20);
}

.floating-card strong {
  display: block;
  color: var(--green-700);
  margin-bottom: 6px;
  font-size: 1rem;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

.floating-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
  font-size: 0.9rem;
}

.float-a { top: -8px; right: -10px; }
.float-b { bottom: 300px; left: -60px; }
.float-c { top: 700px; right: -18px; }

.section-header {
  text-align: center;
  margin-bottom: 28px;
}

.section-header h2 {
  margin: 0;
  font-size: clamp(1.9rem, 3.4vw, 3.2rem);
  letter-spacing: -0.05em;
}

.section-header p {
  margin: 12px auto 0;
  max-width: 760px;
  color: var(--muted);
  line-height: 1.72;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

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

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.card {
  background: rgba(255,255,255,0.86);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-soft);
  padding: 24px;
}

.icon {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--green-200), var(--orange-200));
  margin-bottom: 14px;
  font-size: 1.5rem;
  box-shadow: 0 10px 20px rgba(239,127,18,0.12);
}

.card h3, .card h4 {
  margin: 0 0 10px;
  letter-spacing: -0.03em;
}

.card p, .card li {
  margin: 0;
  color: var(--muted);
  line-height: 1.68;
}

.story {
  padding: 28px;
  border-radius: 34px;
  background: linear-gradient(135deg, rgba(196,239,87,0.16), rgba(255,182,93,0.16));
  border: 1px solid rgba(115,182,46,0.12);
  box-shadow: var(--shadow-soft);
}

.story h2 {
  margin: 0 0 14px;
  font-size: clamp(1.8rem, 3vw, 3rem);
  letter-spacing: -0.05em;
}

.story p {
  margin: 0;
  color: var(--muted);
  line-height: 1.78;
}

.audience-list {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.audience-item {
  display: block;
  padding: 18px 22px;
  border-radius: 22px;
  background: rgba(255,255,255,0.78);
  border: 1px solid rgba(115,182,46,0.12);
}

.audience-badge {
  width: 56px;
  height: 56px;
  border-radius: 18px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--orange-200), var(--green-200));
  font-size: 1.45rem;
}

.feature-hero {
  position: relative;
  overflow: hidden;
}

.feature-hero::before {
  content: "";
  position: absolute;
  right: -40px;
  top: -30px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,182,93,0.26), transparent 66%);
}

.check-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
}

.check {
  display: flex;
  gap: 12px;
  align-items: start;
  color: var(--muted);
  line-height: 1.6;
}

.check span:first-child {
  width: 26px;
  height: 26px;
  flex: 0 0 26px;
  display: grid;
  place-items: center;
  border-radius: 999px;
  background: rgba(196,239,87,0.2);
  color: var(--green-700);
  font-weight: 900;
}

.highlight-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 14px;
  margin-top: 20px;
}
.highlight-grid-compact {
  grid-template-columns: repeat(2, minmax(0,1fr));
  margin-top: 8px;
}

.highlight {
  border-radius: 20px;
  padding: 16px;
  background: rgba(196,239,87,0.12);
  border: 1px solid rgba(115,182,46,0.12);
}

.highlight strong {
  display: block;
  margin-bottom: 8px;
  color: var(--green-700);
  font-size: 1rem;
}

.highlight span {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.5;
}

.metric-panel {
  padding: 28px;
  border-radius: 32px;
  background: linear-gradient(180deg, rgba(255,255,255,0.9), rgba(255,255,255,0.76));
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
}

.cta {
  position: relative;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 18px;
  align-items: center;
  padding: 28px;
  border-radius: 34px;
  background: linear-gradient(135deg, rgba(196,239,87,0.18), rgba(255,182,93,0.20));
  border: 1px solid rgba(115,182,46,0.12);
  box-shadow: var(--shadow-soft);
}

.cta::after {
  content: "";
  position: absolute;
  right: -20px;
  bottom: -30px;
  width: 180px;
  height: 180px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(255,255,255,0.5), transparent 68%);
}

.cta h2 {
  margin: 0 0 10px;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  letter-spacing: -0.05em;
}

.cta p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.cta-box {
  background: rgba(255,255,255,0.82);
  border: 1px solid rgba(115,182,46,0.12);
  border-radius: 26px;
  padding: 22px;
  position: relative;
  z-index: 2;
}

.cta-box ul {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
  line-height: 1.9;
}

footer {
  padding: 28px 0 50px;
  color: var(--muted);
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.phone-wrap {
  display: flex;
  justify-content: center;
}

.lucy-side-image {
  width: min(100%, 300px);
  height: auto;
  border-radius: 18px;
  margin: 12px auto 0;
  object-fit: contain;
}

.lucy-center-wrap {
  display: flex;
  justify-content: center;
  margin-top: 26px;
}

.lucy-center-card {
  max-width: 320px;
  width: 100%;
  padding: 16px;
}

.lucy-center-inner {
  border-radius: 24px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(196,239,87,0.18), rgba(255,182,93,0.18));
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  min-height: 320px;
}

.lucy-center-image {
  width: 100%;
  max-width: 240px;
  height: auto;
  object-fit: contain;
  display: block;
}

.cta-chat {
  align-items: start;
}

.chat-lucy-image {
  height: 300px;
  width: auto;
  max-width: 100%;
  margin: 8px auto -40px;
  object-fit: contain;
}

.chatbox {
  padding: 0;
  overflow: hidden;
}

.chatbox-header {
  padding: 16px 18px;
  border-bottom: 1px solid rgba(115,182,46,0.12);
  display: flex;
  align-items: center;
  gap: 12px;
}

.chatbox-header strong {
  display: block;
  color: var(--green-700);
}

.chatbox-header span {
  color: var(--muted);
  font-size: .9rem;
}

.chat-messages {
  padding: 16px;
  display: grid;
  gap: 12px;
  max-height: 340px;
  overflow: auto;
  background: #fffefb;
}

.chat-message {
  max-width: 85%;
  padding: 12px 14px;
  line-height: 1.55;
  color: var(--text);
  word-break: break-word;
}

.chat-message-bot {
  justify-self: start;
  border-radius: 18px 18px 18px 6px;
  background: rgba(196,239,87,0.18);
}

.chat-message-user {
  justify-self: end;
  border-radius: 18px 18px 6px 18px;
  background: rgba(255,182,93,0.24);
}

.chatbox-controls {
  padding: 14px;
  border-top: 1px solid rgba(115,182,46,0.12);
  background: #fff;
}

.chatbox-input-row {
  display: flex;
  gap: 10px;
}

#chatInput {
  flex: 1;
  border: 1px solid rgba(115,182,46,0.18);
  border-radius: 14px;
  padding: 14px;
  font: inherit;
  outline: none;
}

#chatInput:focus {
  border-color: rgba(115,182,46,0.55);
  box-shadow: 0 0 0 3px rgba(196,239,87,0.2);
}

.chat-quick-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.chat-quick-actions .btn {
  padding: 10px 14px;
}

.footer-row {
  display: flex;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  border-top: 1px solid rgba(115,182,46,0.12);
  padding-top: 18px;
  font-size: 0.95rem;
}

@media (max-width: 1100px) {
  .hero-grid, .grid-4, .grid-3, .grid-2, .cta, .highlight-grid, .showcase-grid {
    grid-template-columns: 1fr 1fr;
  }
  .grid-4 .card:last-child,
  .grid-3 .card:last-child,
  .highlight-grid .highlight:last-child {
    grid-column: 1 / -1;
  }
}

@media (max-width: 860px) {
  .nav { flex-direction: column; align-items: flex-start; }
  .nav-links {
    width: 100%;
    justify-content: flex-start;
  }
  .nav-links a {
    font-size: 0.93rem;
    padding: 9px 12px;
  }
  .hero-grid, .grid-4, .grid-3, .grid-2, .cta, .highlight-grid, .hero-cards {
    grid-template-columns: 1fr;
  }
  .hero {
    padding-top: 24px;
  }
  .hero h1 {
    max-width: 100%;
    line-height: 1.02;
    letter-spacing: -0.04em;
  }
  .hero-cards {
    gap: 12px;
  }
  .showcase-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .visual-shell {
    min-height: auto;
    display: block;
    padding: 8px 0 0;
  }
  .visual-stage {
    min-height: 420px;
    padding: 20px;
    overflow: hidden;
  }
  .mascot-frame {
    min-height: 320px;
  }
  .mascot-frame img {
    max-height: 460px;
    width: 100%;
  }
  .glow {
    width: min(100%, 420px);
    height: min(100%, 420px);
  }
  .float-a, .float-b, .float-c {
    position: static;
    margin-top: 12px;
    max-width: 100%;
  }
  .floating-card .bubble {
    border-radius: 20px;
  }
  .chat-lucy-image {
    margin: 12px auto 0;
    height: 250px;
  }
  .chat-messages {
    max-height: 300px;
  }
  .phone-control {
    display: none;
  }
}

@media (max-width: 560px) {
  .container { width: min(var(--max), calc(100% - 20px)); }
  .hero { padding-top: 30px; }
  .hero h1 { font-size: 2.3rem; }
  .hero p {
    font-size: 0.98rem;
    line-height: 1.64;
  }
  .topbar {
    position: static;
  }
  .nav-links {
    width: 100%;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .nav-links a {
    text-align: center;
    width: 100%;
  }
  .nav-links .btn {
    grid-column: 1 / -1;
  }
  .visual-stage { padding: 16px; min-height: 390px; }
  .mascot-frame { min-height: 250px; }
  .mascot-frame img {
    max-height: 360px;
  }
  .visual-card { padding: 14px; }
  .nav {
    gap: 12px;
    padding: 12px 0;
  }
  .brand-title {
    font-size: 1rem;
  }
  .hero-actions {
    width: 100%;
  }
  .hero-actions .btn {
    width: auto;
    flex: 1;
    min-width: 132px;
  }
  .chatbox-input-row {
    flex-direction: column;
  }
  #chatSend {
    width: 100%;
  }
  .chat-message {
    max-width: 92%;
  }
  .chat-lucy-image {
    height: 210px;
  }
  .floating-card {
    width: 100%;
  }
  .card, .story, .metric-panel, .cta, .cta-box, .mini-card { padding: 18px; }
}

@media (max-width: 420px) {
  .hero h1 {
    font-size: 2rem;
    line-height: 1.06;
  }
  .hero p {
    font-size: 0.94rem;
  }
  .nav-links a {
    font-size: 0.86rem;
    padding: 8px;
  }
  .visual-stage {
    min-height: 320px;
  }
  .mascot-frame {
    min-height: 210px;
  }
  .mascot-frame img {
    max-height: 300px;
  }
}
.phone-frame {
  position: relative;
  width: min(290px, 100%);
  aspect-ratio: 290 / 590;
  height: auto;
  background: #111;
  border-radius: 38px;
  padding: 14px;
  box-shadow:
    0 25px 60px rgba(0,0,0,0.18),
    inset 0 0 0 2px rgba(255,255,255,0.06);
}

.phone-notch {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 120px;
  height: 26px;
  background: #111;
  border-radius: 0 0 18px 18px;
  z-index: 3;
}

.phone-screen {
  width: 100%;
  height: 100%;
  border-radius: 28px;
  overflow: hidden;
  background: #fff;
  position: relative;
}

.phone-carousel {
  width: 100%;
  height: 100%;
  position: relative;
}

.phone-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transform: scale(1.03);
  opacity: 0;
  transition: opacity 0.4s ease-in-out;
}

.phone-slide.active {
  opacity: 1;
}

.phone-indicators {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 18px;
}

.phone-control {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.45);
  background: rgba(20,20,20,0.7);
  color: #fff;
  cursor: pointer;
  z-index: 5;
  font-size: 1.1rem;
  line-height: 1;
}

.phone-prev {
  left: -16px;
}

.phone-next {
  right: -16px;
}

.phone-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: none;
  background: rgba(61, 108, 31, 0.25);
  cursor: pointer;
  transition: transform 0.2s ease, background 0.2s ease;
}

.phone-dot.active {
  background: #ef7f12;
  transform: scale(1.15);
}