:root {
  --ink:#15191d;
  --muted:#6d747b;
  --teal:#18a8ad;
  --teal-dark:#118a90;
  --teal-soft:#eaf9f8;
  --yellow:#ffd84f;
  --line:#e6ecee;
  --paper:#fff;
  --bg:#f8fbfb;
  --shadow:0 16px 40px rgba(23,66,74,.08);
  --radius:24px;
  --container:1180px;
}

* {
  box-sizing:border-box
}

 html {
  scroll-behavior:smooth
}

 body {
  margin:0;
  color:var(--ink);
  background:#fff;
  font-family:"Noto Sans JP",system-ui,sans-serif;
  line-height:1.7
}

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

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

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

.narrow {
  max-width:980px
}

.site-header {
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(255,255,255,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(230,236,238,.8)
}

.header-inner {
  height:84px;
  display:flex;
  align-items:center;
  gap:28px
}

.logo {
  display:flex;
  align-items:center;
  gap:9px;
  font-weight:800;
  font-size:20px;
  color:red;
  white-space:nowrap
}

.logo-mark {
  width:30px;
  height:30px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:linear-gradient(135deg,#63c87d,#ffd84f);
  color:#fff
}

.main-nav {
  display:flex;
  gap:28px;
  margin-left:auto;
  font-size:13px;
  font-weight:700
}

.main-nav a {
  transition:.2s
}

.main-nav a:hover {
  color:var(--teal)
}

.btn {
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  min-height:52px;
  padding:0 28px;
  border-radius:999px;
  font-weight:800;
  font-size:14px;
  transition:.2s;
  box-shadow:none
}

.btn:hover {
  transform:translateY(-2px)
}

.btn-header {
  min-height:46px;
  padding:0 20px
}

.btn-primary {
  background:linear-gradient(135deg,var(--teal),#2abdb8);
  color:#fff;
  box-shadow:0 8px 22px rgba(24,168,173,.22)
}

.btn-outline {
  border:1.5px solid var(--teal);
  color:#24686d;
  background:#fff
}

.btn-yellow {
  background:var(--yellow);
  color:#28220a;
  box-shadow:0 8px 22px rgba(255,216,79,.26)
}

.btn-small {
  min-height:46px;
  padding:0 24px
}

.hero {
  overflow:hidden;
  background:radial-gradient(circle at 78% 30%,#f4fbf7 0 20%,transparent 45%),linear-gradient(#fff,#fbfdfd);
  padding:62px 0 36px
}

.hero-grid {
  display:grid;
  grid-template-columns:1.05fr 1fr;
  align-items:center;
  gap:36px
}

.eyebrow {
  margin:0 0 8px;
  color:var(--teal);
  font-size:12px;
  font-weight:800;
  letter-spacing:.17em
}

.script {
  font-family:"Playfair Display",serif;
  font-style:italic;
  font-size:21px;
  font-weight:500;
  letter-spacing:.04em
}

.hero h1 {
  font-size:clamp(30px,4.2vw,44px);
  line-height:1.35;
  margin:8px 0 18px;
  letter-spacing:.015em
}

.hero-lead {
  font-size:20px;
  font-weight:800;
  margin:0 0 28px
}

.feature-badges {
  display:flex;
  gap:14px;
  margin:0 0 28px
}

.feature-badge {
  width:130px;
  height:130px;
  padding:13px 8px;
  border:1px solid #e4eeef;
  border-radius:50%;
  background:rgba(255,255,255,.86);
  box-shadow:0 10px 28px rgba(29,89,95,.07);
  display:flex;
  flex-direction:column;
  align-items:center;
  justify-content:center;
  text-align:center
}

.feature-badge strong {
  font-size:14px;
  line-height:1.35;
  color:var(--teal-dark)
}

.feature-badge small {
  font-size:10px;
  margin-top:3px
}

.feature-icon {
  font-size:20px;
  color:var(--teal)
}

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

.note {
  font-size:11px;
  color:#9aa1a5;
  margin-top:14px
}

.hero-visual {
  position:relative
}

.hero-visual:before {
  content:"";
  position:absolute;
  inset:6% -10% -7% 5%;
  background:linear-gradient(145deg,#eef9f4,#fff7d8);
  border-radius:42% 58% 35% 65%/48% 32% 68% 52%;
  z-index:-1
}

.hero-visual img {
  width:100%;
  border-radius:0 0 40px 40px;
  mix-blend-mode:multiply
}

.section {
  padding:82px 0
}

.section.compact {
  padding-top:28px
}

.section-heading {
  margin-bottom:36px
}

.center {
  text-align:center
}

.section-heading h2,.panel-title {
  font-size:32px;
  line-height:1.4;
  margin:0 0 8px
}

.section-heading p:last-child {
  margin:0;
  color:var(--muted);
  font-size:14px
}

.product-grid {
  display:grid;
  grid-template-columns:repeat(6,1fr);
  gap:14px
}

.product-card {
  border:1px solid var(--line);
  border-radius:16px;
  background:#fff;
  padding:9px;
  box-shadow:0 10px 30px rgba(22,68,75,.06);
  overflow:hidden
}

.product-card img {
  width:100%;
  aspect-ratio:1/1.02;
  object-fit:cover;
  border-radius:11px;
  background:#f5f7f7
}

.product-card div {
  padding:10px 5px 8px
}

.product-card h3 {
  font-size:14px;
  margin:0 0 7px
}

.product-card p {
  font-size:11px;
  color:var(--muted);
  line-height:1.65;
  margin:0
}

.section-actions {
  text-align:center;
  margin-top:28px
}

.split-panels {
  display:grid;
  grid-template-columns:1.05fr 1fr;
  gap:18px
}

.card-surface {
  border:1px solid var(--line);
  border-radius:22px;
  background:#fff;
  box-shadow:var(--shadow);
  overflow:hidden
}

.recommend-panel {
  padding:28px
}

.panel-title {
  text-align:center;
  font-size:22px;
  margin-bottom:22px
}

.audience-grid {
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:10px
}

.audience-grid article {
  text-align:center;
  padding:14px 6px
}

.audience-grid span {
  width:60px;
  height:60px;
  border-radius:50%;
  display:grid;
  place-items:center;
  margin:0 auto 8px;
  background:#eff9fb;
  font-size:28px
}

.audience-grid h3 {
  font-size:12px;
  margin:0 0 5px
}

.audience-grid p {
  font-size:10px;
  color:var(--muted);
  margin:0
}

.corporate-panel {
  display:grid;
  grid-template-columns:1.05fr .95fr;
  background:linear-gradient(135deg,#e8fbfb,#f9ffff)
}

.corporate-copy {
  padding:32px 18px 30px 32px
}

.corporate-copy h2 {
  font-size:25px;
  line-height:1.5;
  margin:6px 0 12px
}

.corporate-copy p:not(.eyebrow) {
  font-size:12px;
  color:#526067;
  margin:0 0 20px
}

.corporate-panel img {
  width:100%;
  height:100%;
  object-fit:cover
}

.flow-section {
  background:linear-gradient(180deg,#fff,#f5fbfc 70%,#fff)
}

.flow-grid {
  display:grid;
  grid-template-columns:repeat(5,1fr);
  gap:14px
}

.flow-grid article {
  position:relative;
  text-align:center;
  background:#fff;
  border:1px solid #edf1f2;
  border-radius:18px;
  padding:25px 14px 20px;
  box-shadow:0 10px 30px rgba(22,68,75,.05)
}

.flow-grid article:not(:last-child):after {
  content:"›";
  position:absolute;
  right:-13px;
  top:48%;
  z-index:2;
  color:var(--teal);
  font-size:24px
}

.flow-icon {
  display:block;
  color:var(--teal);
  font-size:30px
}

.flow-grid small {
  font-size:10px;
  color:var(--teal);
  font-weight:800
}

.flow-grid h3 {
  font-size:14px;
  margin:6px 0
}

.flow-grid p {
  font-size:11px;
  color:var(--muted);
  margin:0
}

.works-frame {
  border-radius:18px;
  overflow:hidden;
  background:#f7f8f8
}

.works-frame img {
  width:100%;
  height:260px;
  object-fit:cover
}

.faq-section {
  padding-top:45px
}

.faq-grid {
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:10px 18px
}

.faq-grid details {
  border:1px solid var(--line);
  border-radius:10px;
  background:#fff;
  box-shadow:0 5px 18px rgba(20,60,70,.04);
  overflow:hidden
}

.faq-grid summary {
  cursor:pointer;
  list-style:none;
  padding:16px 18px;
  font-size:13px;
  font-weight:700;
  display:flex;
  align-items:center;
  gap:8px
}

.faq-grid summary::-webkit-details-marker {
  display:none
}

.faq-grid summary:after {
  content:"＋";
  margin-left:auto;
  font-size:18px;
  font-weight:400
}

.faq-grid details[open] summary:after {
  content:"−"
}

.faq-grid summary span {
  color:var(--teal)
}

.faq-grid details p {
  margin:0;
  padding:0 18px 18px 42px;
  font-size:12px;
  color:var(--muted)
}

.contact-section {
  padding:36px 0 60px
}

.contact-card {
  min-height:230px;
  border-radius:26px;
  background:linear-gradient(105deg,#2ebbc0 0,#67cbd0 48%,#dff5f5 100%);
  overflow:hidden;
  display:grid;
  grid-template-columns:1.2fr .8fr;
  align-items:center;
  position:relative;
  color:#fff
}

.contact-card:before {
  content:"";
  position:absolute;
  inset:0;
  background:radial-gradient(circle at 8% 10%,rgba(255,255,255,.28) 0 2px,transparent 3px);
  background-size:20px 20px;
  opacity:.5
}

.contact-copy {
  position:relative;
  z-index:2;
  padding:34px 0 34px 55px
}

.contact-copy p {
  margin:0 0 5px;
  font-size:13px;
  font-weight:700
}

.contact-copy h2 {
  margin:0 0 5px;
  font-size:32px
}

.contact-copy span {
  display:block;
  font-size:12px;
  margin-bottom:20px
}

.contact-card img {
  width:100%;
  height:230px;
  object-fit:cover;
  mix-blend-mode:multiply
}

.footer-inner {
  display:flex;
  justify-content:space-between;
  gap:20px;
  border-top:1px solid var(--line);
  padding:28px 0 36px;
  color:#737b80
}

.footer-inner span {
  font-weight:800
}

.footer-inner small {
  font-size:11px
}

@media(max-width:1050px) {
  .main-nav {
    display:none
  }
  .btn-header {
    margin-left:auto
  }
  .product-grid {
    grid-template-columns:repeat(3,1fr)
  }
  .audience-grid {
    grid-template-columns:repeat(2,1fr)
  }
}

@media(max-width:760px) {
  .container {
    width:min(100% - 28px,var(--container))
  }
  .header-inner {
    height:68px
  }
  .logo {
    font-size:17px
  }
  .btn-header {
    font-size:0;
    width:46px;
    padding:0
  }
  .btn-header::before {
    content:"✉";
    font-size:16px
  }
  .hero {
    padding-top:36px
  }
  .hero-grid,.split-panels,.corporate-panel,.contact-card {
    grid-template-columns:1fr
  }
  .hero-copy {
    text-align:center
  }
  .hero h1 {
    font-size:34px
  }
  .hero-lead {
    font-size:16px
  }
  .feature-badges {
    justify-content:center
  }
  .feature-badge {
    width:104px;
    height:104px
  }
  .feature-badge strong {
    font-size:10px
  }
  .hero-actions {
    justify-content:center
  }
  .hero-visual {
    margin-top:10px
  }
  .hero-visual img {
    max-height:420px;
    object-fit:cover
  }
  .section {
    padding:58px 0
  }
  .section-heading h2 {
    font-size:27px
  }
  .product-grid {
    grid-template-columns:repeat(2,1fr)
  }
  .product-card h3 {
    font-size:13px
  }
  .corporate-copy {
    padding:28px
  }
  .corporate-panel img {
    height:240px
  }
  .flow-grid {
    grid-template-columns:1fr 1fr
  }
  .flow-grid article:not(:last-child):after {
    display:none
  }
  .works-frame img {
    height:185px
  }
  .faq-grid {
    grid-template-columns:1fr
  }
  .contact-copy {
    padding:30px 26px 10px;
    text-align:center
  }
  .contact-copy h2 {
    font-size:26px
  }
  .contact-card img {
    height:170px
  }
  .footer-inner {
    flex-direction:column;
    text-align:center
  }
  .btn {
    padding:0 22px
  }
  .hero-actions .btn {
    width:100%
  }
}

@media(max-width:420px) {
  .feature-badges {
    gap:6px
  }
  .feature-badge {
    width:94px;
    height:94px
  }
  .product-grid,.flow-grid {
    grid-template-columns:1fr
  }
  .audience-grid {
    grid-template-columns:1fr 1fr
  }
  .hero h1 {
    font-size:30px
  }
}