:root {
  color-scheme: light;
  --ink: #102032;
  --muted: #5b6673;
  --line: #d8ddd4;
  --paper: #f7f8f3;
  --surface: #ffffff;
  --green: #2d6a3d;
  --green-dark: #174328;
  --leaf: #e8f2df;
  --gold: #c79d3a;
  --blue: #234c75;
  --shadow: 0 16px 44px rgba(16, 32, 50, 0.14);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--paper);
  font-family: -apple-system, BlinkMacSystemFont, "Hiragino Sans", "Yu Gothic", "YuGothic", "Noto Sans JP", sans-serif;
  line-height: 1.7;
}

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

a {
  color: inherit;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 14px clamp(18px, 4vw, 48px);
  background: rgba(247, 248, 243, 0.94);
  border-bottom: 1px solid rgba(16, 32, 50, 0.1);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  color: #fff;
  background: var(--green);
}

.site-nav {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.site-nav a {
  padding: 8px 10px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--green-dark);
}

.hero {
  position: relative;
  min-height: 92svh;
  display: flex;
  align-items: end;
  overflow: hidden;
  background: #152417;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.98) contrast(0.96);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(10, 22, 16, 0.86), rgba(10, 22, 16, 0.42) 58%, rgba(10, 22, 16, 0.18)),
    linear-gradient(0deg, rgba(10, 22, 16, 0.72), rgba(10, 22, 16, 0.05) 42%);
}

.hero-content {
  position: relative;
  width: min(920px, 100%);
  padding: 18vh clamp(20px, 5vw, 72px) 13vh;
  color: #fff;
}

.kicker,
.eyebrow {
  margin: 0 0 12px;
  color: var(--gold);
  font-size: 13px;
  font-weight: 900;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 820px;
  margin: 0;
  font-size: clamp(42px, 7vw, 78px);
  line-height: 1.08;
  letter-spacing: 0;
}

h2 {
  margin: 0;
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.18;
  letter-spacing: 0;
}

h3 {
  margin: 0 0 10px;
  font-size: 20px;
  line-height: 1.35;
}

.lead {
  max-width: 760px;
  margin: 22px 0 0;
  font-size: clamp(17px, 2vw, 22px);
  color: rgba(255, 255, 255, 0.88);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 30px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 800;
  text-decoration: none;
}

.button.primary {
  color: #fff;
  background: var(--green);
}

.button.secondary {
  color: #fff;
  border: 1px solid rgba(255, 255, 255, 0.62);
  background: rgba(255, 255, 255, 0.12);
}

.section {
  padding: clamp(62px, 8vw, 108px) clamp(18px, 5vw, 72px);
}

.section-tight {
  padding-top: clamp(38px, 5vw, 70px);
}

.section-muted {
  background: #eef3e8;
}

.section-head {
  max-width: 850px;
  margin-bottom: 28px;
}

.section-head p:not(.eyebrow) {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: 17px;
}

.summary-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
}

.metric-card,
.security-card,
.partner-grid article,
.calculator {
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.metric-card {
  min-height: 210px;
  padding: 22px;
}

.metric-label {
  color: var(--green);
  font-size: 13px;
  font-weight: 900;
}

.metric-card strong {
  display: block;
  margin: 8px 0 12px;
  font-size: clamp(24px, 3vw, 33px);
  line-height: 1.14;
}

.metric-card p,
.security-card li,
.partner-grid p,
.roadmap p,
.visual-panel figcaption,
.site-footer p {
  color: var(--muted);
}

.split {
  display: grid;
  grid-template-columns: minmax(0, 0.86fr) minmax(360px, 1.14fr);
  gap: clamp(26px, 5vw, 68px);
  align-items: center;
}

.split.reverse {
  grid-template-columns: minmax(360px, 1.12fr) minmax(0, 0.88fr);
}

.split.reverse > :first-child {
  order: 2;
}

.check-list,
.security-card ul {
  padding: 0;
  margin: 22px 0 0;
  list-style: none;
}

.check-list li,
.security-card li {
  position: relative;
  padding-left: 24px;
  margin: 10px 0;
}

.check-list li::before,
.security-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.7em;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--green);
}

.visual-panel,
.wide-visual,
.browser-preview {
  margin: 0;
}

.visual-panel img,
.wide-visual img,
.browser-preview img {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: #fff;
  box-shadow: var(--shadow);
}

.visual-panel figcaption {
  margin-top: 12px;
  font-size: 14px;
}

.revenue-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 22px;
  align-items: stretch;
}

.calculator {
  padding: 22px;
}

.calculator label {
  display: grid;
  gap: 6px;
  margin-top: 14px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.calculator input {
  width: 100%;
  min-height: 42px;
  padding: 8px 10px;
  border: 1px solid #b9c2b1;
  border-radius: 8px;
  color: var(--ink);
  background: #fff;
  font: inherit;
}

.result-box {
  display: grid;
  gap: 4px;
  margin-top: 18px;
  padding: 18px;
  border-radius: 8px;
  color: #fff;
  background: var(--green-dark);
}

.result-box span {
  font-size: 13px;
  opacity: 0.82;
}

.result-box strong {
  font-size: 32px;
  line-height: 1.2;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 22px;
}

.pill-row span {
  padding: 8px 11px;
  border: 1px solid #b9c2b1;
  border-radius: 999px;
  color: var(--green-dark);
  background: var(--leaf);
  font-size: 14px;
  font-weight: 800;
}

.partner-grid,
.security-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.partner-grid article,
.security-card {
  padding: 24px;
}

.wide-visual {
  margin-top: 24px;
}

.security-section {
  background: #f4f0e7;
}

.roadmap {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 14px;
  padding: 0;
  margin: 0 0 24px;
  list-style: none;
  counter-reset: phase;
}

.roadmap li {
  min-height: 190px;
  padding: 22px;
  border-left: 5px solid var(--green);
  border-radius: 8px;
  background: #fff;
}

.roadmap span {
  color: var(--blue);
  font-size: 13px;
  font-weight: 900;
}

.roadmap strong {
  display: block;
  margin-top: 6px;
  font-size: 24px;
}

.gallery-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.gallery-tab {
  min-height: 42px;
  padding: 8px 14px;
  border: 1px solid #aab5a4;
  border-radius: 8px;
  color: var(--green-dark);
  background: #fff;
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.gallery-tab.is-active {
  color: #fff;
  background: var(--green);
  border-color: var(--green);
}

.browser-preview {
  max-width: 980px;
}

.site-footer {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(18px, 5vw, 72px);
  border-top: 1px solid var(--line);
  background: #fff;
}

.site-footer p {
  margin: 0;
  font-size: 14px;
}

@media (max-width: 980px) {
  .summary-grid,
  .partner-grid,
  .security-grid,
  .roadmap {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .split,
  .split.reverse,
  .revenue-layout {
    grid-template-columns: 1fr;
  }

  .split.reverse > :first-child {
    order: initial;
  }
}

@media (max-width: 720px) {
  .site-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    width: 100%;
  }

  .site-nav a {
    padding: 6px 8px;
  }

  .hero {
    min-height: 88svh;
  }

  .hero-content {
    padding: 22vh 20px 13vh;
  }

  h1 {
    max-width: 10.5em;
    font-size: 34px;
    line-height: 1.14;
    word-break: break-all;
  }

  .lead {
    max-width: 21em;
    font-size: 16px;
    word-break: break-all;
  }

  .summary-grid,
  .partner-grid,
  .security-grid,
  .roadmap {
    grid-template-columns: 1fr;
  }

  .metric-card,
  .roadmap li {
    min-height: auto;
  }

  .site-footer {
    flex-direction: column;
  }
}