:root {
  --bg: #f8f8fc;
  --surface: #ffffff;
  --surface-soft: #f2f4ff;
  --text: #15172d;
  --muted: #5a5f84;
  --line: #e4e7f8;
  --indigo: #6b5cff;
  --indigo-2: #5548e6;
  --coral: #ff6b57;
  --mint: #1fcfbb;
  --success: #11885d;
  --max: 1120px;
  --radius: 16px;
}

* {
  box-sizing: border-box;
}
html,
body {
  margin: 0;
  padding: 0;
}
body {
  font-family:
    Inter,
    Segoe UI,
    system-ui,
    -apple-system,
    sans-serif;
  color: var(--text);
  line-height: 1.5;
  background:
    radial-gradient(900px 380px at 0% -10%, rgba(107, 92, 255, 0.16), transparent 65%),
    radial-gradient(700px 300px at 100% 0%, rgba(255, 107, 87, 0.12), transparent 70%), var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}
img {
  max-width: 100%;
  display: block;
}

.shell {
  width: 100%;
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 1.1rem;
}

.announce {
  text-align: center;
  padding: 0.62rem 1rem;
  font-size: 0.9rem;
  color: #1f2458;
  background: linear-gradient(90deg, #dde2ff, #ffe7e2);
  border-bottom: 1px solid #d9ddfb;
}

.nav {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(248, 248, 252, 0.86);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}

.nav-inner {
  height: 74px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.62rem;
}
.brand img.mark {
  width: 36px;
  height: 36px;
}
.brand-wordmark {
  color: #1f2937;
  font-size: 1.42rem;
  font-weight: 800;
  line-height: 1;
}

.nav-links {
  display: flex;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.93rem;
}

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

.nav-cta {
  border-radius: 999px;
  background: var(--indigo);
  color: #fff;
  font-weight: 700;
  padding: 0.62rem 1rem;
  box-shadow: 0 8px 18px rgba(77, 65, 208, 0.22);
}

main {
  padding-bottom: 2.5rem;
}

.hero {
  padding: 3.1rem 0 1.9rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.08fr 0.92fr;
  gap: 1rem;
}

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 8px 28px rgba(25, 32, 80, 0.06);
  padding: 1.3rem;
}

h1 {
  margin: 0 0 0.7rem;
  font-size: clamp(2rem, 4.1vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.lead {
  margin: 0;
  color: var(--muted);
  font-size: 1.03rem;
  max-width: 58ch;
}

.bullets {
  margin: 0.9rem 0 0;
  padding-left: 1.05rem;
  color: #2f355f;
  display: grid;
  gap: 0.33rem;
}

.ctas {
  display: flex;
  gap: 0.62rem;
  flex-wrap: wrap;
  margin-top: 1rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.77rem 1.16rem;
  font-weight: 700;
  font-size: 0.92rem;
  border: 1px solid transparent;
}
.btn.primary {
  background: var(--indigo);
  color: #fff;
}
.btn.primary:hover {
  background: var(--indigo-2);
}
.btn.coral {
  background: var(--coral);
  color: #fff;
}
.btn.coral:hover {
  background: #f45a44;
}
.btn.ghost {
  color: #2f3565;
  border-color: #cfd5ff;
  background: #fff;
}
.btn.ghost:hover {
  background: #f5f7ff;
}

.kpis {
  margin-top: 0.95rem;
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.58rem;
}
.kpi {
  border: 1px solid #dbe0ff;
  border-radius: 12px;
  background: #f7f8ff;
  padding: 0.7rem;
}
.kpi strong {
  display: block;
  font-size: 1.02rem;
  color: #222855;
}
.kpi span {
  font-size: 0.8rem;
  color: #59608e;
}

.ribbon {
  margin-top: 1rem;
  border: 1px dashed #b9c0ff;
  border-radius: 12px;
  background: #f0f2ff;
  padding: 0.74rem 0.9rem;
  color: #343a6e;
}

.mock {
  border: 1px solid #dde2ff;
  border-radius: 14px;
  background: linear-gradient(180deg, #ffffff, #f7f8ff);
  overflow: hidden;
}
.mock-head {
  display: flex;
  gap: 0.45rem;
  padding: 0.6rem 0.75rem;
  border-bottom: 1px solid #e6e9ff;
}
.dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: #d5daf9;
}
.mock-body {
  padding: 0.95rem;
  display: grid;
  gap: 0.68rem;
}
.pill {
  display: inline-flex;
  align-items: center;
  font-size: 0.78rem;
  font-weight: 700;
  color: #2d3467;
  background: #edf0ff;
  border: 1px solid #d8deff;
  border-radius: 999px;
  padding: 0.25rem 0.55rem;
}
.quote {
  border-left: 3px solid #d6dcff;
  padding-left: 0.72rem;
  color: #404879;
  font-size: 0.9rem;
}

.section {
  padding: 0.9rem 0 1.9rem;
}
.section h2 {
  margin: 0 0 0.6rem;
  font-size: clamp(1.4rem, 2.5vw, 2.15rem);
  letter-spacing: -0.01em;
}
.section p.top {
  color: var(--muted);
  margin: 0 0 0.8rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0.72rem;
}

.step {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 0.9rem;
}
.step h3 {
  margin: 0 0 0.36rem;
  font-size: 1rem;
}
.step p {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.trust-strip {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #fff;
  padding: 0.8rem;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0.55rem;
}
.trust-item {
  border: 1px solid #e8ebff;
  border-radius: 10px;
  padding: 0.6rem;
  font-size: 0.82rem;
  color: #4d5588;
  background: #fafbff;
}

.compare {
  width: 100%;
  border-collapse: collapse;
  border: 1px solid var(--line);
  border-radius: 12px;
  overflow: hidden;
  background: #fff;
}
.compare th,
.compare td {
  text-align: left;
  padding: 0.68rem;
  border-bottom: 1px solid var(--line);
  font-size: 0.89rem;
}
.compare th {
  background: #f2f4ff;
}
.compare tr:last-child td {
  border-bottom: none;
}

.faq details {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 0.78rem 0.9rem;
  margin-bottom: 0.58rem;
}
.faq summary {
  cursor: pointer;
  font-weight: 700;
}
.faq p {
  margin-bottom: 0;
  color: var(--muted);
}

.footer {
  color: #7178a6;
  font-size: 0.83rem;
  padding: 2rem 0 2.5rem;
}
.footer-inner {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}
.badge-ok {
  color: var(--success);
}
.footer a {
  color: #38407a;
  font-weight: 700;
}
.footer-links {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.answer-box {
  border: 1px solid #dbe0ff;
  border-radius: 12px;
  background: #f7f8ff;
  color: #343a6e;
  padding: 0.9rem;
  margin: 0.9rem 0 1rem;
}

.section-link-list {
  display: flex;
  gap: 0.65rem;
  flex-wrap: wrap;
  margin-top: 0.9rem;
}

.section-link-list a {
  color: #38407a;
  font-weight: 700;
  border-bottom: 1px solid #cfd5ff;
}

@media (max-width: 900px) {
  .hero-grid,
  .grid-3,
  .trust-strip,
  .kpis {
    grid-template-columns: 1fr;
  }
  .nav-links {
    display: none;
  }
}