:root{
  --page-bg:#f5f7fb;
  --surface:#ffffff;
  --surface-soft:#eef4ff;
  --surface-dark:#0d1a30;
  --text:#112038;
  --text-soft:#495873;
  --text-muted:#6c7a93;
  --line:rgba(17,32,56,.10);
  --line-strong:rgba(17,32,56,.16);
  --brand:#1769ff;
  --brand-strong:#0f56d9;
  --brand-soft:rgba(23,105,255,.10);
  --brand-soft-2:rgba(0,212,255,.14);
  --success-soft:rgba(17,175,114,.12);
  --hero-start:#091728;
  --hero-end:#0e2b4d;
  --hero-text:#f8fbff;
  --hero-soft:rgba(248,251,255,.78);
  --shadow-lg:0 24px 70px rgba(12,22,42,.16);
  --shadow-md:0 14px 34px rgba(12,22,42,.10);
  --radius-xl:32px;
  --radius-lg:24px;
  --radius-md:18px;
  --radius-sm:14px;
  --content:1160px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top, rgba(23,105,255,.06), transparent 35%),
    linear-gradient(180deg,#f8fbff 0%,var(--page-bg) 100%);
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.page-shell{min-height:100vh}

.section-inner,.site-nav-inner,.footer-inner{
  width:min(calc(100% - 2rem), var(--content));
  margin-inline:auto;
}

.site-nav{
  position:sticky;
  top:0;
  z-index:30;
  padding:1rem 0 0;
  background:linear-gradient(180deg,rgba(245,247,251,.94),rgba(245,247,251,.76) 75%,rgba(245,247,251,0));
  backdrop-filter:blur(12px);
}
.site-nav-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  padding:.95rem 1.1rem;
  border:1px solid var(--line);
  border-radius:999px;
  background:rgba(255,255,255,.82);
  box-shadow:0 12px 30px rgba(12,22,42,.08);
}
.brand{
  display:flex;
  align-items:center;
  gap:.9rem;
  min-width:0;
}
.brand-mark{
  width:56px;
  height:56px;
  border-radius:50%;
  box-shadow:0 10px 24px rgba(23,105,255,.18);
  flex:0 0 auto;
}
.brand-copy{display:flex;flex-direction:column;min-width:0}
.brand-title{font-weight:800;font-size:1.06rem;letter-spacing:-.02em}
.brand-subtitle{
  color:var(--text-soft);
  font-size:.9rem;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.nav-links,.nav-actions{
  display:flex;
  align-items:center;
  gap:.65rem;
  flex-wrap:wrap;
}
.nav-link{
  padding:.55rem .8rem;
  border-radius:999px;
  color:var(--text-soft);
  font-size:.92rem;
}
.nav-link:hover{background:var(--brand-soft);color:var(--brand-strong)}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:44px;
  padding:.78rem 1.1rem;
  border-radius:999px;
  font-weight:700;
  line-height:1;
  transition:all .18s ease;
  border:1px solid transparent;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{
  color:#fff;
  background:linear-gradient(180deg,var(--brand) 0%, var(--brand-strong) 100%);
  box-shadow:0 12px 28px rgba(23,105,255,.25);
}
.btn-outline{
  color:var(--brand-strong);
  background:#fff;
  border-color:rgba(23,105,255,.18);
}
.btn-secondary{
  color:var(--hero-text);
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.16);
}

.hero{
  padding:1.35rem 0 0;
}
.hero-shell{
  position:relative;
  overflow:hidden;
  border-radius:var(--radius-xl);
  background:
    radial-gradient(circle at 12% 20%, rgba(0,212,255,.20), transparent 24%),
    radial-gradient(circle at 85% 18%, rgba(102,212,255,.18), transparent 18%),
    linear-gradient(135deg,var(--hero-start) 0%,var(--hero-end) 100%);
  box-shadow:var(--shadow-lg);
}
.hero-shell::before,
.hero-shell::after{
  content:"";
  position:absolute;
  inset:auto auto -110px -80px;
  width:260px;height:260px;
  border-radius:50%;
  background:radial-gradient(circle, rgba(255,255,255,.16), rgba(255,255,255,0) 66%);
}
.hero-shell::after{
  inset:18px -60px auto auto;
  width:220px;height:220px;
}
.hero-grid{
  position:relative;
  display:grid;
  grid-template-columns:1.1fr .9fr;
  gap:2rem;
  align-items:center;
  padding:3.2rem;
}
.eyebrow{
  display:inline-flex;
  align-items:center;
  gap:.55rem;
  border-radius:999px;
  padding:.45rem .84rem;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  color:var(--hero-text);
  font-size:.82rem;
  font-weight:700;
  letter-spacing:.02em;
  margin-bottom:1rem;
}
.hero-title{
  margin:0 0 1rem;
  color:var(--hero-text);
  font-size:clamp(2.3rem,4.5vw,4rem);
  line-height:1.03;
  letter-spacing:-.04em;
  max-width:10ch;
}
.hero-text{
  margin:0 0 1.2rem;
  color:var(--hero-soft);
  font-size:1.06rem;
  line-height:1.8;
  max-width:62ch;
}
.hero-actions{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:1.1rem}
.hero-pills{
  display:flex;flex-wrap:wrap;gap:.6rem;margin-bottom:1.2rem;
}
.hero-pill{
  display:inline-flex;
  align-items:center;
  gap:.45rem;
  padding:.48rem .8rem;
  border-radius:999px;
  color:var(--hero-soft);
  border:1px solid rgba(255,255,255,.12);
  background:rgba(255,255,255,.06);
  font-size:.86rem;
}
.hero-trust{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:.9rem;
  max-width:640px;
}
.trust-card{
  padding:.9rem 1rem;
  border-radius:18px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.06);
  backdrop-filter:blur(10px);
}
.trust-label{
  display:block;
  color:rgba(248,251,255,.74);
  font-size:.78rem;
  text-transform:uppercase;
  letter-spacing:.04em;
  margin-bottom:.35rem;
}
.trust-value{
  color:var(--hero-text);
  font-size:1rem;
  font-weight:700;
  line-height:1.35;
}
.hero-visual{
  position:relative;
  min-height:520px;
}
.hero-rings{
  position:absolute;
  inset:50% auto auto 50%;
  transform:translate(-50%,-50%);
  width:min(540px,100%);
  aspect-ratio:1;
  opacity:.72;
}
.hero-rings span{
  position:absolute;
  inset:0;
  border-radius:50%;
  border:1px solid rgba(255,255,255,.11);
}
.hero-rings span:nth-child(2){inset:10%}
.hero-rings span:nth-child(3){inset:20%}
.hero-rings span:nth-child(4){inset:31%}
.hero-frog-card{
  position:absolute;
  inset:48% 4% auto auto;
  transform:translateY(-50%);
  width:min(430px,100%);
  padding:1.2rem;
  border-radius:28px;
  background:linear-gradient(180deg, rgba(255,255,255,.14), rgba(255,255,255,.07));
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter:blur(14px);
  box-shadow:0 20px 48px rgba(0,0,0,.20);
}
.hero-frog-frame{
  border-radius:24px;
  overflow:hidden;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.14);
}
.hero-frog-image{
  width:100%;
  aspect-ratio:1;
  object-fit:cover;
}
.hero-mini-stats{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:.65rem;
  margin-top:.85rem;
}
.hero-mini-stats .mini{
  padding:.7rem;
  border-radius:18px;
  background:rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.12);
  text-align:center;
}
.mini strong{
  display:block;
  color:var(--hero-text);
  font-size:.95rem;
}
.mini span{
  display:block;
  margin-top:.2rem;
  color:rgba(248,251,255,.72);
  font-size:.78rem;
}
.section{
  padding:1.35rem 0 0;
}
.showcase-card,.hub-band,.grid-section,.footer-card{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  box-shadow:var(--shadow-md);
}
.showcase-card{
  display:grid;
  grid-template-columns:1fr 1fr;
  overflow:hidden;
}
.showcase-media{
  position:relative;
  min-height:100%;
  padding:1.5rem;
  background:
    linear-gradient(180deg, rgba(23,105,255,.06), rgba(23,105,255,.02)),
    linear-gradient(135deg, #f7fbff 0%, #edf4ff 100%);
}
.showcase-media.dark{
  background:
    radial-gradient(circle at 20% 20%, rgba(0,212,255,.14), transparent 28%),
    linear-gradient(135deg,#0b162a 0%,#103056 100%);
}
.media-panel{
  height:100%;
  min-height:370px;
  border-radius:24px;
  border:1px solid var(--line);
  background:#fff;
  overflow:hidden;
  box-shadow:0 16px 36px rgba(12,22,42,.10);
  display:flex;
  align-items:center;
  justify-content:center;
}
.media-panel.dark{
  background:rgba(255,255,255,.08);
  border-color:rgba(255,255,255,.12);
  box-shadow:none;
}
.workspace-window{
  display:grid;
  grid-template-rows:auto 1fr;
  height:100%;
}
.window-bar{
  display:flex;
  align-items:center;
  gap:.4rem;
  padding:1rem 1rem .8rem;
  border-bottom:1px solid var(--line);
}
.dot{width:10px;height:10px;border-radius:50%;background:#cdd9ef}
.window-body{
  display:grid;
  grid-template-columns:68px 1fr;
  gap:1rem;
  padding:1rem;
}
.window-sidebar{
  border-radius:18px;
  background:#f1f5fd;
  padding:.65rem;
  display:grid;
  gap:.55rem;
}
.sidebar-pill{
  height:12px;
  border-radius:999px;
  background:#d7e3fb;
}
.window-main{
  display:grid;
  grid-template-rows:auto auto 1fr;
  gap:.8rem;
}
.main-line{
  height:14px;
  border-radius:999px;
  background:#dbe6fa;
}
.main-line.short{width:58%}
.main-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:.8rem;
}
.main-box{
  min-height:110px;
  border-radius:18px;
  background:#eef4ff;
}
.media-art{
  position:relative;
  height:100%;
  padding:1rem;
}
.frog-badge{
  position:absolute;
  top:1rem;left:1rem;
  display:inline-flex;align-items:center;gap:.55rem;
  padding:.55rem .8rem;
  border-radius:999px;
  color:#fff;
  background:rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.12);
}
.frog-badge img{width:30px;height:30px;border-radius:50%}
.frog-stage{
  display:grid;
  place-items:center;
  min-height:100%;
  padding:2rem;
}
.frog-stage img{
  width:min(380px,82%);
  filter:drop-shadow(0 18px 34px rgba(0,0,0,.22));
}
.showcase-copy{
  padding:2rem 2.15rem;
  display:flex;
  flex-direction:column;
  justify-content:center;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding:.42rem .76rem;
  border-radius:999px;
  background:var(--brand-soft);
  color:var(--brand-strong);
  font-size:.82rem;
  font-weight:700;
  letter-spacing:.02em;
  width:max-content;
  margin-bottom:.9rem;
}
.showcase-title{
  margin:0 0 .8rem;
  font-size:clamp(1.7rem,3vw,2.5rem);
  line-height:1.16;
  letter-spacing:-.03em;
}
.showcase-text{
  margin:0 0 1rem;
  color:var(--text-soft);
  line-height:1.8;
}
.showcase-list{
  display:grid;
  gap:.65rem;
  margin:0 0 1.2rem;
  padding:0;
  list-style:none;
}
.showcase-list li{
  display:flex;gap:.65rem;align-items:flex-start;
  color:var(--text-soft);
  line-height:1.65;
}
.showcase-list li::before{
  content:"";
  width:9px;height:9px;border-radius:50%;
  margin-top:.55rem;
  flex:0 0 auto;
  background:linear-gradient(180deg,var(--brand),#42c8ff);
}
.showcase-actions{display:flex;gap:.8rem;flex-wrap:wrap}

.feature-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1rem;
}
.feature-card{
  padding:1.2rem;
  border-radius:20px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,#fff, #fbfdff);
}
.feature-icon{
  width:54px;height:54px;border-radius:16px;
  display:grid;place-items:center;
  font-size:1.45rem;
  background:var(--brand-soft);
  margin-bottom:.8rem;
}
.feature-title{margin:0 0 .45rem;font-size:1rem}
.feature-copy{margin:0;color:var(--text-soft);line-height:1.7;font-size:.94rem}

.hub-band{
  padding:2.1rem;
  background:
    radial-gradient(circle at 50% 0%, rgba(23,105,255,.08), transparent 30%),
    linear-gradient(180deg,#f8fbff 0%, #f3f7fe 100%);
}
.section-head{
  max-width:780px;
  margin:0 auto 1.35rem;
  text-align:center;
}
.section-head.center-left{text-align:left;margin:0 0 1.15rem}
.section-title{
  margin:.15rem 0 .65rem;
  font-size:clamp(1.7rem,3vw,2.5rem);
  line-height:1.16;
  letter-spacing:-.03em;
}
.section-copy{margin:0;color:var(--text-soft);line-height:1.8}
.hub-grid{
  display:grid;
  grid-template-columns:repeat(4,minmax(0,1fr));
  gap:1rem;
}
.hub-card{
  padding:1.2rem;
  border-radius:20px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.78);
  backdrop-filter:blur(8px);
}
.hub-card h3{margin:.7rem 0 .45rem;font-size:1rem}
.hub-card p{margin:0;color:var(--text-soft);line-height:1.7;font-size:.94rem}
.center-action{display:flex;justify-content:center;margin-top:1.3rem}

.standards-grid{
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:1rem;
}
.standard-card{
  padding:1.35rem;
  border-radius:20px;
  border:1px solid var(--line);
  background:linear-gradient(180deg,#fff, #fafdff);
}
.standard-card h3{margin:.8rem 0 .45rem;font-size:1.05rem}
.standard-card p{margin:0;color:var(--text-soft);line-height:1.75}
.standard-icon{
  width:58px;height:58px;border-radius:18px;
  display:grid;place-items:center;
  background:linear-gradient(180deg, rgba(23,105,255,.12), rgba(0,212,255,.10));
  color:var(--brand-strong);
  font-weight:800;
  font-size:1.2rem;
}

.logos-card{
  padding:1.4rem;
}
.logo-cloud{
  display:grid;
  grid-template-columns:repeat(6,minmax(0,1fr));
  gap:.85rem;
}
.logo-pill{
  padding:.9rem .8rem;
  border-radius:16px;
  border:1px solid var(--line);
  background:#fff;
  text-align:center;
  color:var(--text-soft);
  font-weight:700;
}

.footer{padding:1.35rem 0 2rem}
.footer-card{padding:1.5rem}
.footer-top{
  display:grid;
  grid-template-columns:1.25fr .75fr;
  gap:1rem 1.5rem;
  align-items:start;
}
.footer-nav{
  display:flex;
  flex-wrap:wrap;
  gap:.65rem;
}
.pill-link,.social-pill{
  display:inline-flex;
  align-items:center;
  gap:.5rem;
  padding:.72rem .95rem;
  border-radius:999px;
  border:1px solid var(--line);
  background:#fff;
  color:var(--text-soft);
  font-weight:600;
  font-size:.92rem;
}
.pill-link:hover,.social-pill:hover{
  color:var(--brand-strong);
  border-color:rgba(23,105,255,.22);
  background:var(--brand-soft);
}
.footer-meta h3{
  margin:.1rem 0 .35rem;
  font-size:1.05rem;
}
.footer-meta p{
  margin:0;
  color:var(--text-soft);
  line-height:1.7;
}
.footer-social{
  display:flex;
  flex-wrap:wrap;
  gap:.65rem;
  margin-top:1rem;
}
.footer-legal{
  display:flex;
  justify-content:space-between;
  gap:1rem;
  flex-wrap:wrap;
  margin-top:1rem;
  padding-top:1rem;
  border-top:1px solid var(--line);
}
.footer-legal p{margin:0;color:var(--text-muted);line-height:1.6}

.note-callout{
  margin-top:1rem;
  padding:1rem 1.1rem;
  border-radius:18px;
  border:1px solid rgba(23,105,255,.14);
  background:var(--brand-soft);
  color:var(--text-soft);
  line-height:1.7;
}

/* Code snippet — Showcase 01 visual */
.code-snippet {
  background: #1e293b;
  border-radius: 12px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
  overflow: hidden;
  font-family: 'SF Mono', 'Monaco', 'Cascadia Code', 'Roboto Mono', Consolas, monospace;
}
.code-snippet .code-tab {
  background: #0f172a;
  padding: 0.65rem 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  border-bottom: 1px solid #334155;
}
.code-snippet .code-dot {
  width: 11px;
  height: 11px;
  border-radius: 50%;
  display: inline-block;
}
.code-snippet .code-filename {
  margin-left: 0.75rem;
  color: #94a3b8;
  font-size: 0.82rem;
  font-weight: 500;
}
.code-snippet .code-body {
  margin: 0;
  padding: 1rem 1.25rem;
  color: #e2e8f0;
  font-size: 0.82rem;
  line-height: 1.65;
  overflow-x: auto;
}
.code-snippet .ln {
  color: #475569;
  user-select: none;
  margin-right: 0.4rem;
}
.code-snippet .kw  { color: #60a5fa; }
.code-snippet .fn  { color: #fbbf24; }
.code-snippet .nm  { color: #fb923c; }
.code-snippet .st  { color: #86efac; }
.code-snippet .cm  { color: #64748b; font-style: italic; }

/* Showcase 01 — frameless panel (code-snippet IS the visual) */
.showcase-media:not(.dark) .media-panel {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}
.code-snippet {
  width: 100%;
  max-width: 100%;
}

@media (max-width:1120px){
  .hero-grid,.showcase-card,.footer-top{grid-template-columns:1fr}
  .hero-visual{min-height:420px}
  .hero-frog-card{
    inset:auto 0 12px 0;
    margin:auto;
    transform:none;
    width:min(420px,100%);
  }
  .feature-grid,.hub-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .logo-cloud{grid-template-columns:repeat(3,minmax(0,1fr))}
}
@media (max-width:760px){
  .site-nav{padding:.85rem 0 0}
  .site-nav-inner{border-radius:24px;align-items:flex-start;flex-direction:column}
  .nav-links,.nav-actions{width:100%}
  .nav-actions .btn{flex:1 1 auto}
  .hero-grid{padding:1.5rem}
  .hero-title{max-width:none}
  .hero-trust{grid-template-columns:1fr}
  .hero-visual{min-height:360px}
  .hero-frog-card{width:min(320px,100%)}
  .showcase-copy{padding:1.35rem}
  .feature-grid,.hub-grid,.standards-grid,.logo-cloud{grid-template-columns:1fr}
  .hub-band,.footer-card{padding:1.2rem}
  .footer-legal{flex-direction:column}
}

/* ── Auth hint row ── */
.auth-hint{
  margin:.75rem 0 0;
  font-size:.83rem;
  color:var(--text-muted);
  display:flex;
  align-items:center;
  flex-wrap:wrap;
  gap:.4rem;
  line-height:1.5;
}
.auth-hint-badge{
  display:inline-flex;
  align-items:center;
  gap:.25rem;
  background:var(--brand-soft);
  color:var(--brand-strong);
  padding:.18rem .55rem;
  border-radius:999px;
  font-weight:700;
  font-size:.78rem;
}
.btn-icon{font-style:normal;margin-right:.3rem}