:root {
  --bg: #f6f8ff;
  --surface: #ffffff;
  --surface-soft: #eef3ff;
  --fg: #10172a;
  --muted: #62708f;
  --line: #dfe6f6;
  --primary: #1f5eff;
  --primary-dark: #0732a8;
  --accent: #34d3ff;
  --shadow: 0 24px 70px rgba(22, 43, 96, 0.16);
  --maxw: 1180px;
  --radius: 28px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", "Hiragino Kaku Gothic ProN", "Hiragino Sans", Meiryo, sans-serif;
  color: var(--fg);
  background: var(--bg);
  line-height: 1.75;
}

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

img {
  max-width: 100%;
  vertical-align: middle;
}

button,
input {
  font: inherit;
}

.container {
  width: min(100% - 40px, var(--maxw));
  margin-inline: auto;
}

.site-main {
  overflow: hidden;
}

.section {
  padding: clamp(76px, 9vw, 128px) 0;
}

.hero-section {
  position: relative;
  min-height: 760px;
  padding-top: 118px;
  background: linear-gradient(135deg, #eaf1ff 0%, #f8fbff 45%, #dfeeff 100%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 78% 20%, rgba(31, 94, 255, 0.18), transparent 28%),
    radial-gradient(circle at 88% 68%, rgba(52, 211, 255, 0.24), transparent 30%),
    linear-gradient(120deg, transparent 0%, transparent 52%, rgba(31, 94, 255, 0.08) 52%, rgba(31, 94, 255, 0.08) 72%, transparent 72%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  align-items: center;
  gap: 48px;
  min-height: 610px;
}

.hero-copy h1 {
  margin: 0;
  font-size: clamp(44px, 6.4vw, 76px);
  line-height: 1.05;
  letter-spacing: -0.06em;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.16em;
}

.hero-lead {
  max-width: 560px;
  margin: 26px 0 0;
  color: var(--muted);
  font-size: 18px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 178px;
  min-height: 54px;
  border-radius: 999px;
  font-weight: 800;
  box-shadow: 0 12px 30px rgba(31, 94, 255, 0.18);
}

.btn.primary {
  color: #fff;
  background: linear-gradient(135deg, var(--primary), #39b8ff);
}

.btn.secondary {
  color: var(--primary);
  background: #fff;
  border: 1px solid rgba(31, 94, 255, 0.22);
}

.hero-visual {
  position: relative;
  min-height: 440px;
}

.dashboard-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.88);
  border: 1px solid rgba(255, 255, 255, 0.8);
  border-radius: 32px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(12px);
}

.main-card {
  inset: 20px 0 auto auto;
  width: min(100%, 560px);
  min-height: 390px;
  padding: 32px;
}

.dashboard-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--muted);
}

.dashboard-head strong {
  color: var(--primary);
  font-size: 44px;
  line-height: 1;
}

.score-ring {
  display: grid;
  place-items: center;
  width: 178px;
  height: 178px;
  margin: 46px auto 36px;
  border-radius: 50%;
  background:
    radial-gradient(circle at center, #fff 0 50%, transparent 51%),
    conic-gradient(var(--primary) 0 82%, #dbe7ff 82% 100%);
}

.score-ring span {
  display: grid;
  place-items: center;
  width: 88px;
  height: 88px;
  border-radius: 50%;
  color: #fff;
  background: var(--primary-dark);
  font-size: 42px;
  font-weight: 900;
}

.bars {
  display: grid;
  gap: 12px;
}

.bars i {
  display: block;
  width: var(--w);
  height: 12px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
}

.sub-card {
  display: grid;
  gap: 8px;
  min-width: 158px;
  padding: 20px;
}

.sub-card span {
  color: var(--muted);
  font-size: 13px;
  font-weight: 700;
}

.sub-card strong {
  color: var(--primary-dark);
  font-size: 38px;
  line-height: 1;
}

.left-card {
  left: 0;
  bottom: 58px;
}

.right-card {
  right: 20px;
  bottom: 0;
}

.trust-strip {
  position: relative;
  padding: 24px 0;
  background: #fff;
  box-shadow: 0 -1px 0 rgba(31, 94, 255, 0.08);
}

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

.trust-inner div {
  display: grid;
  gap: 4px;
  padding: 18px 20px;
  border-radius: 20px;
  background: var(--surface-soft);
}

.trust-inner strong {
  color: var(--primary);
  font-size: 28px;
  line-height: 1;
}

.trust-inner span {
  color: var(--muted);
  font-size: 13px;
}

.two-column {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 54px;
  align-items: start;
}

.section h2,
.cta-section h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.22;
  letter-spacing: -0.04em;
}

.two-column p:last-child,
.section-heading p:last-child,
.cta-inner p {
  margin: 18px 0 0;
  color: var(--muted);
}

.centered {
  text-align: center;
  max-width: 780px;
  margin: 0 auto 50px;
}

.feature-section,
.plans-section {
  background: #fff;
}

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

.feature-card,
.plan-card,
.case-card {
  display: block;
  min-height: 260px;
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  box-shadow: 0 12px 34px rgba(22, 43, 96, 0.08);
}

.feature-num,
.reason-index {
  color: var(--primary);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0.12em;
}

.feature-card h3,
.reason-item h3,
.plan-card h3 {
  margin: 14px 0 10px;
  font-size: 22px;
  line-height: 1.35;
}

.feature-card p,
.reason-item p,
.plan-card p {
  margin: 0;
  color: var(--muted);
}

.reasons-section {
  background: linear-gradient(180deg, #f6f8ff, #eef4ff);
}

.section-heading {
  margin-bottom: 42px;
}

.reason-list {
  display: grid;
  gap: 26px;
}

.reason-item {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 28px;
  padding: 34px;
  border-radius: 34px;
  background: #fff;
  box-shadow: var(--shadow);
}

.reason-index {
  display: grid;
  place-items: center;
  width: 70px;
  height: 70px;
  border-radius: 50%;
  background: var(--surface-soft);
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.tag-row span {
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--primary-dark);
  background: var(--surface-soft);
  font-size: 13px;
  font-weight: 800;
}

.plan-grid,
.case-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}

.plan-card {
  min-height: 250px;
}

.plan-card.emphasis {
  color: #fff;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}

.plan-card.emphasis p,
.plan-card.emphasis a {
  color: rgba(255, 255, 255, 0.86);
}

.plan-card a {
  display: inline-flex;
  margin-top: 28px;
  color: var(--primary);
  font-weight: 900;
}

.cases-section {
  background: var(--bg);
}

.case-card {
  min-height: 190px;
}

.case-card span {
  display: block;
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 20px;
}

.case-card strong {
  display: block;
  font-size: 21px;
  line-height: 1.5;
}

.cta-section {
  padding: 90px 0;
  color: #fff;
  background: linear-gradient(135deg, #061947, #123db9 55%, #20aef3);
}

.cta-inner {
  text-align: center;
  max-width: 850px;
}

.cta-inner .section-kicker,
.cta-inner p {
  color: rgba(255, 255, 255, 0.78);
}

.centered-actions {
  justify-content: center;
}

@media (max-width: 1060px) {
  .hero-inner,
  .two-column {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    min-height: 470px;
  }

  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

  .hero-section {
    min-height: auto;
    padding-top: 98px;
  }

  .hero-inner {
    min-height: auto;
    padding-bottom: 58px;
  }

  .hero-visual {
    min-height: 360px;
  }

  .main-card {
    width: 100%;
    min-height: 320px;
    padding: 24px;
  }

  .score-ring {
    width: 140px;
    height: 140px;
    margin-block: 34px 28px;
  }

  .score-ring span {
    width: 70px;
    height: 70px;
    font-size: 32px;
  }

  .trust-inner,
  .feature-grid,
  .plan-grid,
  .case-grid {
    grid-template-columns: 1fr;
  }

  .reason-item {
    grid-template-columns: 1fr;
  }
}