:root {
  --bg: #f7faf4;
  --bg-soft: #eef6e8;
  --paper: #ffffff;
  --ink: #182016;
  --muted: #66715f;
  --line: #dbe8d2;
  --primary: #6fbd4f;
  --primary-dark: #386a2e;
  --accent: #d5c58d;
  --shadow: 0 18px 50px rgba(42, 67, 32, 0.12);
  --radius: 8px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: "Noto Sans JP", "BIZ UDPGothic", system-ui, sans-serif;
  line-height: 1.8;
  letter-spacing: 0;
}

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

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

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 76px;
  padding: 14px clamp(20px, 4vw, 64px);
  background: rgba(247, 250, 244, 0.9);
  border-bottom: 1px solid rgba(219, 232, 210, 0.78);
  backdrop-filter: blur(14px);
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  font-weight: 900;
  line-height: 1;
}

.logo-mark {
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  background: var(--ink);
  color: var(--primary);
  border-radius: 8px;
}

.logo-text {
  font-size: clamp(1.05rem, 2vw, 1.45rem);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: clamp(18px, 3vw, 34px);
  color: #33402f;
  font-weight: 700;
}

.site-nav a {
  transition: color 0.2s ease, transform 0.2s ease;
}

.site-nav a:hover {
  color: var(--primary-dark);
  transform: translateY(-1px);
}

.nav-cta,
.primary-cta,
.secondary-cta,
.contact-form button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 0 28px;
  border: 0;
  border-radius: 999px;
  background: linear-gradient(135deg, #7bc85a, #2f7a3d);
  color: #fff;
  font-weight: 900;
  box-shadow: 0 14px 28px rgba(61, 132, 52, 0.22);
}

.nav-cta {
  min-height: 44px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--line);
  background: var(--paper);
  border-radius: 8px;
}

.menu-toggle span {
  display: block;
  height: 2px;
  margin: 5px 0;
  background: var(--ink);
}

.section-band {
  background:
    radial-gradient(circle at 12% 14%, rgba(111, 189, 79, 0.12), transparent 30%),
    linear-gradient(180deg, #f7faf4, #edf5e7);
}

.hero {
  display: grid;
  grid-template-columns: minmax(320px, 0.82fr) minmax(360px, 1.18fr);
  align-items: center;
  min-height: calc(100vh - 76px);
  padding: clamp(60px, 7vw, 110px) clamp(20px, 5vw, 86px) clamp(42px, 6vw, 80px);
  overflow: hidden;
}

.hero-copy {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.eyebrow,
.section-kicker {
  margin: 0 0 14px;
  color: var(--primary-dark);
  font-size: 0.83rem;
  font-weight: 900;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.3rem, 5.1vw, 5.3rem);
  font-weight: 900;
  line-height: 1.18;
  letter-spacing: 0;
}

.hero h1 span,
.section-heading h2 span {
  color: var(--primary);
}

.lead {
  max-width: 620px;
  margin: 28px 0 36px;
  color: var(--muted);
  font-size: clamp(1rem, 1.5vw, 1.28rem);
  font-weight: 500;
}

.hero-visual {
  margin-right: min(-10vw, -60px);
}

.hero-visual img {
  width: min(940px, 64vw);
  max-width: none;
  filter: drop-shadow(0 28px 40px rgba(28, 44, 24, 0.13));
}

.intro,
.features,
.pricing,
.contact {
  padding: clamp(76px, 9vw, 128px) clamp(20px, 5vw, 86px);
}

.section-heading {
  max-width: 980px;
  margin: 0 auto 28px;
  text-align: center;
}

.section-heading h2,
.contact h2 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3.7rem);
  font-weight: 900;
  line-height: 1.25;
}

.intro-text,
.pattern-lead,
.features-lead,
.pricing p {
  max-width: 1000px;
  margin: 0 auto;
  color: var(--muted);
  text-align: center;
  font-size: clamp(1rem, 1.6vw, 1.22rem);
  font-weight: 500;
}

.social-symbol {
  position: relative;
  width: 134px;
  height: 134px;
  margin: 54px auto 0;
  border-radius: 30px;
  background: linear-gradient(135deg, #9bd779, #5ba94a);
  box-shadow: var(--shadow);
}

.social-symbol span {
  position: absolute;
  border: 8px solid #fff;
}

.social-symbol span:nth-child(1) {
  inset: 26px;
  border-radius: 25px;
}

.social-symbol span:nth-child(2) {
  inset: 48px;
  border-radius: 50%;
}

.social-symbol span:nth-child(3) {
  top: 33px;
  right: 33px;
  width: 12px;
  height: 12px;
  border-width: 0;
  background: #fff;
  border-radius: 50%;
}

.pattern {
  padding: clamp(78px, 9vw, 132px) clamp(20px, 5vw, 86px);
}

.pattern-map {
  position: relative;
  width: min(980px, 100%);
  min-height: 560px;
  margin: 54px auto 0;
}

.pattern-map::before {
  content: "";
  position: absolute;
  inset: 86px 18%;
  border: 1px dashed rgba(84, 129, 67, 0.3);
  border-radius: 50%;
}

.pattern-node {
  position: absolute;
  display: grid;
  place-items: center;
  width: 260px;
  min-height: 132px;
  padding: 22px;
  background: rgba(255, 255, 255, 0.82);
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  text-align: center;
  box-shadow: 0 12px 34px rgba(51, 74, 43, 0.08);
}

.pattern-node strong {
  color: var(--primary-dark);
  font-size: 1.1rem;
  line-height: 1.45;
}

.pattern-node span {
  font-size: 0.92rem;
  font-weight: 700;
}

.pattern-node.main {
  top: 210px;
  left: 50%;
  width: 320px;
  min-height: 170px;
  transform: translateX(-50%);
  background: var(--ink);
  color: #dbe8d2;
  border-radius: var(--radius);
}

.pattern-node.main strong {
  color: #fff;
  font-size: 1.35rem;
}

.pattern-node.top {
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  background: #dfeecf;
}

.pattern-node.left {
  top: 190px;
  left: 0;
}

.pattern-node.right {
  top: 190px;
  right: 0;
}

.pattern-node.bottom-left {
  bottom: 0;
  left: 11%;
}

.pattern-node.bottom-right {
  right: 11%;
  bottom: 0;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  max-width: 1180px;
  margin: 56px auto 44px;
}

.feature-card {
  position: relative;
  display: flex;
  min-height: 560px;
  flex-direction: column;
  padding: 64px clamp(28px, 4vw, 58px) 26px;
  overflow: hidden;
  background: var(--paper);
  border: 1px solid rgba(219, 232, 210, 0.78);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.feature-number {
  position: absolute;
  top: -18px;
  left: 28px;
  color: rgba(111, 189, 79, 0.32);
  font-size: clamp(4.4rem, 8vw, 7.4rem);
  font-weight: 900;
  line-height: 1;
}

.feature-card h3 {
  position: relative;
  margin: 48px 0 24px;
  font-size: clamp(1.35rem, 2.3vw, 2rem);
  font-weight: 900;
  text-align: center;
}

.feature-card p {
  position: relative;
  margin: 0 auto;
  color: var(--muted);
  font-weight: 500;
  text-align: center;
}

.centered {
  margin: 0 auto;
}

.feature-image {
  position: relative;
  width: min(100%, 360px);
  aspect-ratio: 16 / 10;
  object-fit: cover;
  margin: auto auto 0;
  border: 1px solid rgba(219, 232, 210, 0.8);
  border-radius: var(--radius);
  box-shadow: 0 16px 34px rgba(51, 74, 43, 0.08);
}

.pricing {
  text-align: center;
}

.secondary-cta {
  margin-top: 34px;
  background: var(--ink);
}

.contact {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(320px, 1fr);
  gap: clamp(34px, 6vw, 82px);
  align-items: start;
}

.contact-copy p:not(.section-kicker) {
  color: var(--muted);
  font-weight: 500;
}

.contact-form {
  display: grid;
  gap: 18px;
  padding: clamp(24px, 4vw, 42px);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.contact-form label {
  display: grid;
  gap: 7px;
  color: #31402c;
  font-weight: 900;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 13px 14px;
  background: #fbfdf9;
  color: var(--ink);
  font: inherit;
}

.contact-form textarea {
  resize: vertical;
}

.contact-form button {
  min-height: 56px;
  margin-top: 8px;
}

.site-footer {
  display: grid;
  grid-template-columns: 1fr auto auto;
  gap: 32px;
  align-items: center;
  padding: 42px clamp(20px, 5vw, 86px);
  background: var(--ink);
  color: #eef6e8;
}

.site-footer .logo-mark {
  background: #eef6e8;
  color: var(--ink);
}

.site-footer nav {
  display: flex;
  flex-wrap: wrap;
  gap: 22px;
  color: #c9d8bf;
  font-weight: 700;
}

.site-footer small {
  color: #aebca6;
}

@media (max-width: 980px) {
  .hero,
  .contact {
    grid-template-columns: 1fr;
  }

  .hero {
    min-height: auto;
  }

  .hero-visual {
    margin: 16px 0 0;
  }

  .hero-visual img {
    width: 100%;
  }

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

  .pattern-map {
    display: grid;
    gap: 14px;
    min-height: 0;
  }

  .pattern-map::before {
    display: none;
  }

  .pattern-node,
  .pattern-node.main,
  .pattern-node.top,
  .pattern-node.left,
  .pattern-node.right,
  .pattern-node.bottom-left,
  .pattern-node.bottom-right {
    position: static;
    width: 100%;
    min-height: auto;
    transform: none;
    border-radius: var(--radius);
  }
}

@media (max-width: 760px) {
  .site-header {
    min-height: 68px;
  }

  .menu-toggle {
    display: block;
  }

  .site-nav {
    position: absolute;
    top: 68px;
    right: 16px;
    left: 16px;
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 14px;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav a {
    padding: 13px 12px;
  }

  .nav-cta {
    margin-top: 8px;
  }

  .hero {
    padding-top: 42px;
  }

  .primary-cta,
  .secondary-cta {
    width: 100%;
  }

  .feature-card {
    min-height: 500px;
  }

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