@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700;900&display=swap');

:root {
  --lp-primary: #008cff;
  --lp-primary-dark: #006bd1;
  --lp-accent: #02a16f;
  --lp-text: #191919;
  --lp-text-muted: #5a5a5a;
  --lp-bg: #ffffff;
  --lp-bg-soft: #f4f7fb;
  --lp-border: #e5e9f0;
  --lp-shadow: 0 8px 30px rgba(20, 50, 90, 0.08);
}

* { box-sizing: border-box; }

body.lp {
  margin: 0;
  padding: 0;
  font-family: "Noto Sans JP", sans-serif;
  color: var(--lp-text);
  background-color: var(--lp-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

body.lp a { color: inherit; text-decoration: none; }
body.lp a.lp-header__cta { color: #fff; }
body.lp a.btn--primary { color: #fff; }
body.lp .lp-cta a.btn--ghost { color: #fff; }
body.lp h1, body.lp h2, body.lp h3 { margin: 0; line-height: 1.35; letter-spacing: 0.01em; }
body.lp p { margin: 0; }

.sp-only { display: none; }

/* ========== Header ========== */
.lp-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--lp-border);
}
.lp-header__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 16px 32px;
  display: flex;
  align-items: center;
  gap: 24px;
}
.lp-header__logo {
  font-weight: 900;
  font-size: 22px;
  letter-spacing: 0.04em;
  color: var(--lp-text);
}
.lp-header__nav {
  display: flex;
  gap: 28px;
  margin-left: 32px;
  flex: 1;
}
.lp-header__nav a {
  font-size: 14px;
  color: var(--lp-text-muted);
  font-weight: 500;
  transition: color 0.15s ease;
}
.lp-header__nav a:hover { color: var(--lp-primary); }
.lp-header__actions {
  display: flex;
  align-items: center;
  gap: 14px;
}
.lp-header__link {
  font-size: 13px;
  font-weight: 600;
  color: var(--lp-text-muted);
  transition: color 0.15s ease;
}
.lp-header__link:hover { color: var(--lp-primary); }
.lp-header__cta {
  background: var(--lp-text);
  color: #fff;
  padding: 10px 20px;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 700;
  transition: background 0.15s ease;
}
.lp-header__cta:hover { background: var(--lp-primary); }

/* ========== Hero ========== */
.lp-hero {
  position: relative;
  overflow: hidden;
  padding: 96px 32px 120px;
  background: linear-gradient(180deg, #f4f7fb 0%, #ffffff 100%);
}
.lp-hero__bg {
  position: absolute;
  top: -200px;
  right: -200px;
  width: 700px;
  height: 700px;
  background: radial-gradient(circle, rgba(0, 140, 255, 0.18) 0%, rgba(0, 140, 255, 0) 65%);
  pointer-events: none;
  z-index: 0;
}
.lp-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 1080px;
  margin: 0 auto;
  text-align: center;
}
.lp-hero__eyebrow {
  display: inline-block;
  padding: 6px 16px;
  border: 1px solid var(--lp-border);
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.08em;
  color: var(--lp-text-muted);
  background: #fff;
  margin-bottom: 28px;
}
.lp-hero__title {
  font-size: 64px;
  font-weight: 900;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}
.lp-hero__title .accent {
  background: linear-gradient(120deg, var(--lp-primary) 0%, var(--lp-accent) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.lp-hero__lead {
  font-size: 17px;
  color: var(--lp-text-muted);
  margin-bottom: 40px;
}
.lp-hero__actions {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 64px;
}
.lp-hero__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 720px;
  margin: 0 auto;
  padding-top: 40px;
  border-top: 1px solid var(--lp-border);
}
.stat { display: flex; flex-direction: column; align-items: center; }
.stat__num {
  font-size: 22px;
  font-weight: 900;
  color: var(--lp-primary);
}
.stat__label {
  font-size: 13px;
  color: var(--lp-text-muted);
  margin-top: 4px;
}

/* ========== Buttons ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 700;
  transition: all 0.15s ease;
  cursor: pointer;
  border: 1px solid transparent;
}
.btn--primary {
  background: var(--lp-primary);
  color: #fff;
  box-shadow: 0 6px 20px rgba(0, 140, 255, 0.35);
}
.btn--primary:hover {
  background: var(--lp-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 8px 26px rgba(0, 140, 255, 0.45);
}
.btn--ghost {
  background: #fff;
  color: var(--lp-text);
  border-color: var(--lp-border);
}
.btn--ghost:hover {
  border-color: var(--lp-primary);
  color: var(--lp-primary);
}
.btn--lg {
  padding: 18px 36px;
  font-size: 16px;
}

/* ========== Section commons ========== */
.lp-section__inner {
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 32px;
}
.lp-section__eyebrow {
  font-size: 12px;
  letter-spacing: 0.18em;
  color: var(--lp-primary);
  font-weight: 700;
  margin-bottom: 12px;
  text-transform: uppercase;
}
.lp-section__title {
  font-size: 38px;
  font-weight: 900;
  margin-bottom: 56px;
  letter-spacing: -0.01em;
}

/* ========== Features ========== */
.lp-features {
  padding: 120px 0;
  background: #fff;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  background: #fff;
  border: 1px solid var(--lp-border);
  border-radius: 16px;
  padding: 32px 28px;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
  display: flex;
  flex-direction: column;
}
.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--lp-shadow);
  border-color: transparent;
}
.feature-card__icon {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}
.feature-card__icon--blue   { background: rgba(0, 140, 255, 0.12); }
.feature-card__icon--green  { background: rgba(2, 161, 111, 0.12); }
.feature-card__icon--orange { background: rgba(255, 140, 30, 0.14); }
.feature-card__icon--purple { background: rgba(125, 90, 220, 0.14); }
.feature-card__icon--gray   { background: rgba(120, 130, 145, 0.14); }
.feature-card__icon--teal   { background: rgba(20, 180, 180, 0.14); }
.feature-card__title {
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 12px;
}
.feature-card__desc {
  font-size: 14px;
  color: var(--lp-text-muted);
  margin-bottom: 20px;
  flex: 1;
}
.feature-card__link {
  font-size: 13px;
  font-weight: 700;
  color: var(--lp-primary);
}
.feature-card__link--muted {
  color: var(--lp-text-muted);
  cursor: default;
}

/* ========== Flow ========== */
.lp-flow {
  padding: 120px 0;
  background: var(--lp-bg-soft);
}
.flow-steps {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}
.flow-step {
  background: #fff;
  border-radius: 16px;
  padding: 36px 28px;
  position: relative;
  border: 1px solid var(--lp-border);
}
.flow-step__num {
  display: inline-block;
  font-size: 14px;
  font-weight: 900;
  letter-spacing: 0.1em;
  color: var(--lp-primary);
  margin-bottom: 16px;
}
.flow-step__title {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}
.flow-step__desc {
  font-size: 14px;
  color: var(--lp-text-muted);
}

/* ========== CTA ========== */
.lp-cta {
  padding: 120px 32px;
  background: linear-gradient(135deg, #0b1d33 0%, #0e3866 60%, #0a5fa1 100%);
  color: #fff;
  text-align: center;
}
.lp-cta__inner {
  max-width: 760px;
  margin: 0 auto;
}
.lp-cta__title {
  font-size: 42px;
  font-weight: 900;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}
.lp-cta__lead {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.78);
  margin-bottom: 36px;
}
.lp-cta__actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}
.lp-cta .btn--ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.4);
}
.lp-cta .btn--ghost:hover {
  border-color: #fff;
  color: #fff;
  background: rgba(255, 255, 255, 0.08);
}

/* ========== Footer ========== */
.lp-footer {
  padding: 32px;
  background: #0a0f1a;
  color: rgba(255, 255, 255, 0.6);
}
.lp-footer__inner {
  max-width: 1180px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.lp-footer__brand {
  font-weight: 900;
  font-size: 18px;
  color: #fff;
}
.lp-footer__copy {
  font-size: 13px;
}

/* ========== Responsive ========== */
@media (max-width: 960px) {
  .features-grid,
  .flow-steps { grid-template-columns: repeat(2, 1fr); }
  .lp-hero__title { font-size: 48px; }
  .lp-section__title { font-size: 30px; }
  .lp-cta__title { font-size: 32px; }
}

@media (max-width: 640px) {
  .sp-only { display: inline; }
  .lp-header__nav { display: none; }
  .lp-header__inner { padding: 14px 20px; }
  .lp-header__link { display: none; }
  .lp-header__cta { padding: 8px 16px; font-size: 12px; }
  .lp-hero { padding: 64px 20px 80px; }
  .lp-hero__title { font-size: 36px; }
  .lp-hero__lead { font-size: 15px; }
  .lp-hero__stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  .lp-section__inner { padding: 0 20px; }
  .lp-section__title { font-size: 24px; margin-bottom: 36px; }
  .lp-features,
  .lp-flow { padding: 72px 0; }
  .features-grid,
  .flow-steps { grid-template-columns: 1fr; }
  .lp-cta { padding: 72px 20px; }
  .lp-cta__title { font-size: 26px; }
  .lp-footer__inner { flex-direction: column; text-align: center; }
}