:root {
  --site-bg: #edf4f1;
  --site-panel: rgba(255, 255, 255, 0.92);
  --site-panel-strong: #ffffff;
  --site-ink: #0f2339;
  --site-muted: #526274;
  --site-line: rgba(16, 34, 55, 0.14);
  --site-accent: #de6b31;
  --site-accent-deep: #9b421a;
  --site-accent-soft: rgba(222, 107, 49, 0.12);
  --site-focus: #10766d;
  --site-court: #2f7d5b;
  --site-score: #2858b8;
  --site-brand-blue: #225685;
  --site-shadow: 0 26px 76px rgba(16, 34, 55, 0.13);
  --site-font:
    "Avenir Next", "Hiragino Sans", "Hiragino Kaku Gothic ProN",
    "Yu Gothic", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body.public-site {
  font-family: var(--site-font);
  color: var(--site-ink);
  background:
    linear-gradient(rgba(16, 34, 55, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 34, 55, 0.035) 1px, transparent 1px),
    linear-gradient(180deg, #fffdf8 0%, var(--site-bg) 100%);
  background-size:
    42px 42px,
    42px 42px,
    auto;
}

a {
  color: var(--site-accent-deep);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--site-accent);
}

.site-shell {
  min-height: 100vh;
}

.site-topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 14px 24px;
  border-bottom: 1px solid rgba(17, 35, 58, 0.08);
  background: rgba(255, 253, 248, 0.9);
  backdrop-filter: blur(14px);
}

.site-brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: inherit;
  text-decoration: none;
}

.site-brand-mark {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--site-brand-blue);
  box-shadow: 0 18px 34px rgba(34, 86, 133, 0.22);
}

.site-brand-mark img {
  display: block;
  width: 100%;
  height: 100%;
}

.site-brand-copy {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.site-brand-title {
  font-size: 1.04rem;
  font-weight: 800;
  letter-spacing: 0;
}

.site-brand-subtitle {
  font-size: 0.82rem;
  color: var(--site-muted);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

.site-nav-group,
.site-lang {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.site-nav a,
.site-lang a {
  color: var(--site-ink);
  text-decoration: none;
  font-size: 0.96rem;
  font-weight: 650;
}

.site-nav a:hover,
.site-lang a:hover,
.site-nav a[aria-current="page"],
.site-lang a[aria-current="true"] {
  color: var(--site-accent-deep);
}

.site-lang a[aria-current="true"] {
  font-weight: 800;
}

.site-main {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 34px 0 72px;
}

.site-hero {
  position: relative;
  overflow: hidden;
  padding: 42px;
  border: 1px solid rgba(17, 35, 58, 0.1);
  border-radius: 8px;
  background:
    linear-gradient(rgba(16, 118, 109, 0.075) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16, 118, 109, 0.075) 1px, transparent 1px),
    linear-gradient(140deg, rgba(255, 255, 255, 0.99), rgba(234, 244, 241, 0.95));
  background-size:
    38px 38px,
    38px 38px,
    auto;
  box-shadow: var(--site-shadow);
}

.site-hero::after {
  display: none;
}

.site-hero-with-visual {
  display: grid;
  grid-template-columns: minmax(0, 0.78fr) minmax(390px, 1.22fr);
  gap: 30px;
  align-items: center;
  min-height: 620px;
  padding: 34px;
}

.site-hero-copy {
  position: relative;
  z-index: 2;
}

.site-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 8px;
  border: 1px solid rgba(222, 107, 49, 0.16);
  background: rgba(255, 248, 240, 0.9);
  color: var(--site-accent-deep);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

.site-hero h1 {
  max-width: 12ch;
  margin: 18px 0 12px;
  font-size: clamp(2.2rem, 6vw, 4.6rem);
  line-height: 0.94;
  letter-spacing: 0;
}

.site-hero-with-visual h1 {
  max-width: 10.5em;
  font-size: clamp(2.35rem, 4.1vw, 3.3rem);
  line-height: 1.05;
}

.site-hero p {
  max-width: 60ch;
  margin: 0;
  font-size: 1.08rem;
  line-height: 1.7;
  color: var(--site-muted);
}

.site-hero-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 22px;
}

.site-button,
.site-button-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 18px;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  transition:
    transform 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease;
}

.site-button {
  background: linear-gradient(145deg, var(--site-accent), #f39d4e);
  color: #fff;
  box-shadow: 0 16px 30px rgba(219, 107, 45, 0.24);
}

.site-button:hover,
.site-button-secondary:hover {
  transform: translateY(-1px);
}

.site-button-secondary {
  border: 1px solid rgba(17, 35, 58, 0.12);
  background: rgba(255, 255, 255, 0.82);
  color: var(--site-ink);
}

.term-rail {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 14px;
}

.term-rail span {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 11px;
  border: 1px solid rgba(34, 86, 133, 0.16);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.72);
  color: var(--site-ink);
  font-size: 0.86rem;
  font-weight: 800;
}

.product-hero-visual {
  position: relative;
  z-index: 1;
}

.product-screen-stage {
  position: relative;
  display: grid;
  grid-template-columns: minmax(250px, 0.9fr) minmax(180px, 0.62fr);
  gap: 18px;
  align-items: center;
  min-height: 540px;
}

.product-screen-pair {
  display: grid;
  gap: 18px;
}

.screenshot-frame {
  margin: 0;
}

.screenshot-device {
  position: relative;
  overflow: hidden;
  padding: 16px 12px 12px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 30px;
  background: #0d1827;
  box-shadow: 0 26px 54px rgba(16, 34, 55, 0.3);
}

.screenshot-frame-main .screenshot-device {
  min-height: 510px;
}

.screenshot-frame-support .screenshot-device {
  min-height: 246px;
  border-radius: 24px;
}

.screenshot-speaker {
  display: block;
  width: 48px;
  height: 5px;
  margin: 0 auto 12px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.24);
}

.screenshot-device img {
  display: none;
  width: 100%;
  height: calc(100% - 17px);
  min-height: 0;
  border-radius: 18px;
  object-fit: cover;
  object-position: top center;
  background: #f7f5ea;
}

.screenshot-frame-main img {
  min-height: 465px;
}

.screenshot-frame-support img {
  min-height: 202px;
}

.screenshot-fallback {
  display: grid;
  min-height: 202px;
  place-items: center;
  padding: 22px;
  border-radius: 18px;
  background:
    linear-gradient(rgba(34, 86, 133, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(34, 86, 133, 0.08) 1px, transparent 1px),
    linear-gradient(145deg, #f8fbf6, #eaf4ee);
  background-size:
    22px 22px,
    22px 22px,
    auto;
  color: var(--site-ink);
  text-align: center;
}

.screenshot-frame-main .screenshot-fallback {
  min-height: 465px;
}

.screenshot-fallback span,
.screenshot-fallback small {
  display: block;
}

.screenshot-fallback span {
  font-weight: 800;
}

.screenshot-fallback small {
  margin-top: 8px;
  color: var(--site-muted);
}

.screenshot-frame.has-screenshot img {
  display: block;
}

.screenshot-frame.has-screenshot .screenshot-fallback {
  display: none;
}

.screenshot-frame figcaption {
  margin-top: 10px;
  color: var(--site-muted);
  font-size: 0.9rem;
  font-weight: 700;
}

.app-intro {
  margin-top: 34px;
}

.app-section-heading {
  max-width: 720px;
}

.app-section-heading h2,
.screen-proof h2 {
  margin: 14px 0 10px;
  font-size: clamp(2rem, 4vw, 3.4rem);
  line-height: 1.05;
  letter-spacing: 0;
}

.app-section-heading p,
.screen-proof p {
  margin: 0;
  color: var(--site-muted);
  font-size: 1.04rem;
  line-height: 1.7;
}

.app-feature-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.app-feature {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(16, 34, 55, 0.1);
  border-radius: 8px;
  background: rgba(255, 255, 250, 0.94);
  box-shadow: 0 18px 46px rgba(16, 34, 55, 0.08);
}

.app-feature-index {
  display: block;
  height: 8px;
  background: var(--site-focus);
}

.app-feature-map .app-feature-index {
  background: var(--site-focus);
}

.app-feature-match .app-feature-index {
  background: var(--site-score);
}

.app-feature-play .app-feature-index {
  background: var(--site-accent);
}

.app-feature-copy {
  padding: 18px 20px 22px;
}

.app-feature-copy h3 {
  margin: 0 0 8px;
  font-size: 1.2rem;
  letter-spacing: 0;
}

.app-feature-copy p {
  margin: 0;
  color: var(--site-muted);
  line-height: 1.7;
}

.screen-proof {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(260px, 0.7fr);
  gap: 28px;
  align-items: center;
  margin-top: 22px;
  padding: 26px;
  overflow: hidden;
  border: 1px solid rgba(16, 34, 55, 0.1);
  border-radius: 8px;
  background: linear-gradient(140deg, rgba(255, 255, 255, 0.98), rgba(235, 245, 245, 0.94));
  box-shadow: 0 18px 46px rgba(16, 34, 55, 0.08);
}

.screen-proof-list {
  display: grid;
  gap: 10px;
}

.screen-proof-list span {
  display: block;
  padding: 14px 16px;
  border: 1px solid var(--site-line);
  border-radius: 8px;
  background: var(--site-panel-strong);
  color: var(--site-ink);
  font-weight: 800;
}

.site-document,
.site-section {
  border: 1px solid rgba(17, 35, 58, 0.08);
  border-radius: 8px;
  background: var(--site-panel);
  box-shadow: 0 18px 46px rgba(17, 35, 58, 0.08);
}

.site-section p,
.site-document p {
  line-height: 1.7;
  color: var(--site-muted);
}

.site-link-list {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 16px;
}

.site-section {
  margin-top: 24px;
  padding: 28px;
}

.site-section h2 {
  margin: 0 0 8px;
  font-size: 1.4rem;
  letter-spacing: 0;
}

.site-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 18px;
}

.site-detail {
  padding: 18px;
  border: 1px solid var(--site-line);
  border-radius: 8px;
  background: var(--site-panel-strong);
}

.site-detail-label {
  display: block;
  margin-bottom: 8px;
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
  color: var(--site-muted);
}

.site-detail-value {
  line-height: 1.7;
}

.site-note {
  margin-top: 18px;
  padding: 18px 20px;
  border-left: 4px solid var(--site-focus);
  border-radius: 8px;
  background: rgba(15, 123, 115, 0.08);
}

.site-note strong {
  color: var(--site-ink);
}

.site-step-list {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.site-step {
  padding: 18px 20px;
  border: 1px solid var(--site-line);
  border-radius: 8px;
  background: var(--site-panel-strong);
}

.site-step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  margin-bottom: 10px;
  border-radius: 999px;
  background: var(--site-accent-soft);
  color: var(--site-accent-deep);
  font-weight: 800;
}

.site-step h3 {
  margin: 0 0 6px;
  font-size: 1.06rem;
}

.site-document {
  margin-top: 24px;
  padding: 30px;
}

.site-document-header {
  margin-bottom: 18px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--site-line);
}

.site-document-header h2 {
  margin: 0 0 8px;
  font-size: 1.48rem;
}

.site-document-header p {
  margin: 0;
}

.site-markdown {
  color: var(--site-ink);
}

.site-markdown h1,
.site-markdown h2,
.site-markdown h3,
.site-markdown h4,
.site-markdown h5,
.site-markdown h6 {
  margin-top: 2.1em;
  margin-bottom: 0.8em;
  line-height: 1.2;
  letter-spacing: 0;
}

.site-markdown h1:first-child {
  margin-top: 0;
}

.site-markdown p {
  margin: 0 0 1em;
  color: var(--site-ink);
}

.site-markdown ul {
  margin: 0 0 1.1em;
  padding-left: 1.2em;
}

.site-markdown li {
  margin-bottom: 0.45em;
  line-height: 1.7;
}

.site-markdown hr {
  margin: 1.8em 0;
  border: 0;
  border-top: 1px solid var(--site-line);
}

.site-markdown code {
  padding: 0.12em 0.34em;
  border-radius: 0.45em;
  background: rgba(17, 35, 58, 0.08);
  font-family:
    "SFMono-Regular", "SF Mono", "Cascadia Code", "Roboto Mono", monospace;
  font-size: 0.92em;
}

.site-footer {
  width: min(1120px, calc(100% - 40px));
  margin: 0 auto;
  padding: 0 0 44px;
  color: var(--site-muted);
}

.site-footer-panel {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
  padding: 24px 28px;
  border: 1px solid rgba(17, 35, 58, 0.08);
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.66);
}

.site-footer h2 {
  margin: 0 0 8px;
  font-size: 1rem;
  color: var(--site-ink);
}

.site-footer p {
  margin: 0;
  line-height: 1.6;
}

.site-error {
  margin-top: 24px;
  padding: 22px;
  border-radius: 8px;
  border: 1px solid rgba(168, 73, 25, 0.2);
  background: rgba(255, 242, 236, 0.94);
}

@media (max-width: 860px) {
  .site-topbar,
  .site-footer-panel {
    align-items: flex-start;
    flex-direction: column;
  }

  .site-nav {
    justify-content: flex-start;
  }

  .site-detail-grid,
  .app-feature-grid,
  .screen-proof,
  .site-hero-with-visual {
    grid-template-columns: 1fr;
  }

  .site-hero {
    padding: 34px 24px;
    border-radius: 8px;
  }

  .site-hero-with-visual {
    min-height: 0;
  }

  .site-hero h1 {
    font-size: clamp(2.25rem, 13vw, 3.8rem);
    line-height: 1;
  }

  .site-hero-with-visual h1 {
    font-size: clamp(2.2rem, 10vw, 3.2rem);
  }

  .product-screen-stage {
    grid-template-columns: minmax(0, 1fr);
    min-height: 0;
  }

  .product-screen-pair {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .screenshot-frame-main .screenshot-device {
    min-height: 430px;
  }

  .screenshot-frame-main img,
  .screenshot-frame-main .screenshot-fallback {
    min-height: 385px;
  }

  .app-section-heading h2,
  .screen-proof h2 {
    font-size: clamp(2rem, 10vw, 3rem);
    line-height: 1.08;
  }

  .site-main {
    width: min(100%, calc(100% - 24px));
    padding-top: 22px;
  }

  .site-footer {
    width: min(100%, calc(100% - 24px));
  }
}

@media (max-width: 560px) {
  .site-topbar {
    padding: 14px 16px;
  }

  .site-nav-group,
  .site-lang {
    gap: 8px 12px;
  }

  .site-nav a,
  .site-lang a {
    font-size: 0.92rem;
  }

  .site-hero-with-visual {
    padding: 24px 18px;
  }

  .site-hero-with-visual h1 {
    font-size: clamp(2rem, 10vw, 2.75rem);
    line-height: 1.04;
  }

  .product-screen-pair {
    grid-template-columns: 1fr;
  }

  .screenshot-device {
    padding: 14px 10px 10px;
    border-radius: 24px;
  }

  .screenshot-frame-main .screenshot-device,
  .screenshot-frame-support .screenshot-device {
    min-height: 0;
  }

  .screenshot-frame-main img,
  .screenshot-frame-main .screenshot-fallback {
    min-height: 360px;
  }

  .screenshot-frame-support img,
  .screenshot-frame-support .screenshot-fallback {
    min-height: 220px;
  }

  .screen-proof {
    padding: 20px 16px;
  }
}