:root {
  --gradient: linear-gradient(91.6589deg, rgb(255, 138, 101), rgb(244, 81, 30));
  --primaryA: rgb(255, 138, 101);
  --primaryB: rgb(244, 81, 30);
  --bg: #ffffff;
  --ink: #1f2937;
  --muted: #5f6368;
  --soft: #f7f7f8;
  --card: #ffffff;
  --shadow: 0 10px 30px rgba(16,24,40,.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0d10;
    --ink: #e5e7eb;
    --muted: #98a2b3;
    --soft: #0f1216;
    --card: #12161b;
    --shadow: 0 12px 36px rgba(0,0,0,.35);
  }
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: Inter, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

.wrapper {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px;
}

.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

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

.brand img {
  width: 42px;
  height: 42px;
}

.brand .name {
  font-weight: 800;
  font-size: 1.15rem;
  letter-spacing: .2px;
}

.cta {
  display: inline-flex;
  align-items: center;
  gap: .6rem;
  background: var(--gradient);
  color: #fff;
  font-weight: 700;
  padding: .85rem 1.2rem;
  border-radius: 14px;
  text-decoration: none;
  box-shadow: var(--shadow);
}

.hero {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 42px;
  align-items: center;
  padding: 56px 0 36px;
}

h1 {
  font-size: clamp(2rem, 4.8vw, 3.4rem);
  line-height: 1.05;
  margin: 0 0 14px;
}

p.lead {
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  color: var(--muted);
  margin: 0 0 22px;
}

.card {
  background: var(--card);
  border: 1px solid rgba(0,0,0,.06);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow);
}

.points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.point {
  padding: 14px 16px;
  border-radius: 14px;
  background: var(--soft);
}

.point b {
  display: block;
  margin-bottom: 6px;
}

.kd-badge {
  display: inline-flex;
  gap: .6rem;
  align-items: center;
  background: var(--soft);
  border-radius: 999px;
  padding: .35rem .7rem;
  font-size: .9rem;
  color: var(--muted);
}

.kd-dot {
  width: 10px;
  height: 10px;
  border-radius: 10px;
  background: var(--primaryB);
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-visual .logo {
  width: 260px;
  height: auto;
  filter: drop-shadow(0 16px 40px rgba(0,0,0,.1));
}

.section {
  padding: 42px 0;
}

h2 {
  font-size: clamp(1.6rem, 3.2vw, 2.2rem);
  margin: 0 0 10px;
}

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

.feature {
  padding: 18px;
  border-radius: 16px;
  background: var(--soft);
}

small.hint {
  display: block;
  color: var(--muted);
  margin-top: 10px;
}

.footer {
  padding: 26px 0 40px;
  color: var(--muted);
  font-size: .95rem;
}

.badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.badge {
  background: #fff;
  border: 1px solid rgba(0,0,0,.06);
  border-radius: 12px;
  padding: .4rem .65rem;
}

.form {
  display: flex;
  gap: 8px;
  margin-top: 18px;
}

.input {
  flex: 1;
  padding: .9rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(0,0,0,.08);
  background: var(--card);
  color: var(--ink);
}

.input::placeholder {
  color: var(--muted);
}

.note {
  font-size: .9rem;
  color: var(--muted);
  margin-top: 10px;
}

@media (max-width: 880px) {
  .hero {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  .features, .points {
    grid-template-columns: 1fr;
  }
}