/* しずリンク 共通スタイル */
:root {
  --blue: #1688cf;
  --blue-dark: #0b5f91;
  --green: #20a66e;
  --green-dark: #107347;
  --ink: #172b35;
  --text: #263b45;
  --muted: #61747e;
  --line: #d8e8ef;
  --sky: #eaf7ff;
  --mint: #ecf9f3;
  --soft: #f7fbfd;
  --paper: #ffffff;
  --warm: #fff8df;
  --shadow: 0 18px 42px rgba(17, 91, 130, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  padding-bottom: 88px;
  color: var(--text);
  background: var(--paper);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 17px;
  line-height: 1.8;
  letter-spacing: 0;
}

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

img {
  display: block;
  max-width: 100%;
  height: auto;
}

ul,
ol {
  margin: 0;
  padding-left: 1.25em;
}

li {
  margin-bottom: 0.45em;
}

.container {
  width: min(100% - 32px, 1120px);
  margin: 0 auto;
}

.section {
  padding: 68px 0;
}

.section-soft {
  background: var(--soft);
}

.section-blue {
  background: linear-gradient(180deg, var(--sky), #fff);
}

.section-mint {
  background: linear-gradient(180deg, var(--mint), #fff);
}

.header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 70px;
  gap: 14px;
}

.logo {
  display: grid;
  line-height: 1.2;
}

.logo-main {
  color: var(--blue-dark);
  font-size: 25px;
  font-weight: 900;
}

.logo-sub {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.nav {
  display: none;
  align-items: center;
  gap: 18px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 900;
}

.nav-call {
  color: #fff;
  background: var(--green);
  padding: 8px 13px;
  border-radius: var(--radius);
}

.hero {
  padding: 50px 0 58px;
  background:
    radial-gradient(circle at 92% 8%, rgba(32, 166, 110, 0.18), transparent 30%),
    linear-gradient(180deg, #fff 0%, #eef9ff 100%);
}

.hero-mint {
  background:
    radial-gradient(circle at 92% 8%, rgba(32, 166, 110, 0.2), transparent 30%),
    linear-gradient(180deg, #fff 0%, #eefaf4 100%);
}

.split {
  display: grid;
  gap: 30px;
  align-items: center;
}

.eyebrow,
.badge {
  color: var(--green-dark);
  font-size: 15px;
  font-weight: 900;
}

.badge {
  display: inline-flex;
  width: fit-content;
  margin-bottom: 16px;
  padding: 8px 12px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 999px;
}

h1 {
  margin: 0 0 18px;
  color: var(--ink);
  font-size: clamp(35px, 9vw, 62px);
  line-height: 1.2;
  letter-spacing: 0;
}

.section-head {
  display: grid;
  gap: 10px;
  margin-bottom: 28px;
}

.section-title {
  margin: 0;
  color: var(--ink);
  font-size: clamp(28px, 7vw, 42px);
  line-height: 1.35;
  letter-spacing: 0;
}

.lead {
  margin: 0;
  color: var(--muted);
  font-size: 18px;
  line-height: 1.9;
}

.cta-row {
  display: grid;
  gap: 12px;
  margin-top: 26px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 60px;
  padding: 14px 22px;
  border-radius: var(--radius);
  font-size: 18px;
  font-weight: 900;
  text-align: center;
}

.btn-primary {
  color: #fff;
  background: var(--green);
  box-shadow: var(--shadow);
}

.btn-secondary {
  color: var(--blue-dark);
  background: #fff;
  border: 2px solid var(--blue);
}

.tel {
  display: block;
  margin-top: 10px;
  color: var(--blue-dark);
  font-size: 27px;
  font-weight: 900;
  line-height: 1.25;
}

.photo {
  margin: 0;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  line-height: 0;
}

.photo img {
  width: 100%;
  height: auto;
}

.image-grid {
  display: grid;
  gap: 16px;
}

.image-card {
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 26px rgba(17, 91, 130, 0.07);
}

.image-card img {
  width: 100%;
  height: auto;
}

.image-card figcaption {
  padding: 14px 16px;
  color: var(--muted);
  font-size: 15px;
  font-weight: 800;
  line-height: 1.6;
}

.grid {
  display: grid;
  gap: 16px;
}

.card {
  padding: 22px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 10px 26px rgba(17, 91, 130, 0.06);
}

.card h3 {
  margin: 0 0 10px;
  color: var(--blue-dark);
  font-size: 22px;
  line-height: 1.45;
}

.card p {
  margin: 0;
  color: var(--muted);
}

.entry-card {
  display: grid;
  gap: 14px;
  padding: 24px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: 0 12px 30px rgba(17, 91, 130, 0.07);
}

.entry-card h2 {
  margin: 0;
  color: var(--blue-dark);
  font-size: 25px;
  line-height: 1.45;
}

.entry-card p {
  margin: 0;
  color: var(--muted);
}

.entry-card.smartphone {
  border-top: 6px solid var(--green);
}

.entry-card.business {
  border-top: 6px solid var(--blue);
}

.check-list {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.check-list li {
  position: relative;
  margin: 0;
  padding: 13px 14px 13px 40px;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  font-weight: 850;
}

.check-list li::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 22px;
  width: 9px;
  height: 9px;
  background: var(--green);
  border-radius: 50%;
}

.price {
  display: inline-flex;
  width: fit-content;
  margin: 10px 0 14px;
  padding: 7px 13px;
  color: #fff;
  background: var(--blue);
  border-radius: 999px;
  font-size: 18px;
  font-weight: 900;
}

.price.green {
  background: var(--green);
}

.featured {
  border-color: rgba(32, 166, 110, 0.55);
  box-shadow: var(--shadow);
}

.note {
  padding: 18px;
  background: var(--warm);
  border: 1px solid #f0df9f;
  border-radius: var(--radius);
  color: #675a1c;
  font-weight: 850;
}

.voice {
  display: grid;
  gap: 10px;
}

.voice strong {
  color: var(--blue-dark);
  font-size: 19px;
}

.flow {
  display: grid;
  gap: 12px;
  counter-reset: flow;
}

.flow-item {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 14px;
  align-items: center;
  padding: 16px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.flow-item::before {
  counter-increment: flow;
  content: counter(flow);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  color: #fff;
  background: var(--blue);
  border-radius: 50%;
  font-weight: 900;
}

.flow-green .flow-item::before {
  background: var(--green);
}

details {
  padding: 18px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

summary {
  color: var(--blue-dark);
  cursor: pointer;
  font-size: 19px;
  font-weight: 900;
}

details p {
  margin: 12px 0 0;
  color: var(--muted);
}

.area-box {
  padding: 24px;
  background: linear-gradient(135deg, var(--sky), var(--mint));
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.footer {
  padding: 42px 0 110px;
  background: var(--ink);
  color: #fff;
}

.footer-grid {
  display: grid;
  gap: 18px;
}

.footer strong {
  font-size: 24px;
}

.footer p {
  margin: 0;
  color: rgba(255, 255, 255, 0.78);
}

.final-cta {
  color: #fff;
  background: linear-gradient(135deg, var(--blue-dark), var(--green));
  text-align: center;
}

.final-cta .section-title,
.final-cta .lead,
.final-cta .tel {
  color: #fff;
  margin-left: auto;
  margin-right: auto;
}

.final-cta .cta-row {
  justify-content: center;
}

.fixed-cta {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 30;
  padding: 10px 14px calc(10px + env(safe-area-inset-bottom));
  background: rgba(255, 255, 255, 0.97);
  border-top: 1px solid var(--line);
  box-shadow: 0 -8px 24px rgba(17, 91, 130, 0.13);
}

.fixed-cta a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 58px;
  color: #fff;
  background: var(--green);
  border-radius: var(--radius);
  font-size: 18px;
  font-weight: 900;
}

.fixed-cta small {
  margin-left: 8px;
  font-size: 15px;
  font-weight: 900;
}

@media (min-width: 760px) {
  body {
    padding-bottom: 0;
    font-size: 18px;
  }

  .section {
    padding: 88px 0;
  }

  .hero {
    padding: 78px 0;
  }

  .nav {
    display: flex;
  }

  .split {
    grid-template-columns: 1fr 1fr;
  }

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

  .grid-3 {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .cta-row {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
  }

  .btn {
    min-width: 260px;
  }

  .footer {
    padding-bottom: 48px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .fixed-cta {
    display: none;
  }
}