/* styles.css */
:root{
  --bg: #ffffff;
  --text: #111111;
  --muted: #5a5a5a;
  --line: rgba(17,17,17,0.12);
  --soft: rgba(17,17,17,0.06);
  --card: rgba(255,255,255,0.9);
  --radius: 18px;
  --shadow: 0 12px 30px rgba(17,17,17,0.08);
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}

.container{
  width: min(1100px, calc(100% - 40px));
  margin: 0 auto;
}

.site-header{
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255,255,255,0.8);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}

.header-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  gap: 18px;
}

.brand{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--text);
  font-weight: 700;
  letter-spacing: 0.2px;
}

.brand-mark{
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
}

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

.nav a{
  text-decoration: none;
  color: var(--muted);
  font-weight: 600;
  padding: 8px 10px;
  border-radius: 12px;
}
.nav a:hover{
  background: var(--soft);
  color: var(--text);
}

.hero{
  padding: 56px 0 28px;
  border-bottom: 1px solid var(--line);
}

.hero-grid{
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 26px;
  align-items: center;
}

.kicker{
  margin: 0 0 8px;
  color: var(--muted);
  font-weight: 700;
  letter-spacing: 0.6px;
  text-transform: uppercase;
  font-size: 12px;
}

h1{
  margin: 0 0 12px;
  font-size: clamp(30px, 3.6vw, 46px);
  line-height: 1.1;
  letter-spacing: -0.6px;
}

.lead{
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 17px;
  max-width: 60ch;
}

.cta-row{
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin: 18px 0 16px;
}

.btn{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 11px 14px;
  border-radius: 14px;
  border: 1px solid var(--text);
  background: var(--text);
  color: #fff;
  text-decoration: none;
  font-weight: 700;
  box-shadow: var(--shadow);
}
.btn:hover{ transform: translateY(-1px); }
.btn:active{ transform: translateY(0); }

.btn-ghost{
  background: transparent;
  color: var(--text);
  border-color: var(--line);
  box-shadow: none;
}
.btn-ghost:hover{
  background: var(--soft);
}

.hero-badges{
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 8px;
}
.badge{
  font-size: 12px;
  font-weight: 700;
  color: var(--muted);
  border: 1px solid var(--line);
  background: var(--card);
  padding: 6px 10px;
  border-radius: 999px;
}

.hero-card{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  background: var(--card);
  box-shadow: var(--shadow);
}

.preview{
  border-radius: 14px;
  border: 1px solid var(--line);
  background: rgba(17,17,17,0.02);
  padding: 12px;
}
.preview-svg{
  width: 100%;
  height: auto;
  display: block;
}

.code{
  margin-top: 14px;
  border-radius: 14px;
  border: 1px solid var(--line);
  overflow: hidden;
  background: #fff;
}
.code-top{
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 12px;
  background: rgba(17,17,17,0.03);
  border-bottom: 1px solid var(--line);
}
.dot{
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: rgba(17,17,17,0.2);
  display: inline-block;
}
.code-title{
  margin-left: auto;
  font-size: 12px;
  color: var(--muted);
  font-weight: 700;
}
pre{
  margin: 0;
  padding: 12px;
  overflow: auto;
  font-size: 13px;
  line-height: 1.4;
}
code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

.section{
  padding: 46px 0;
}
.section-alt{
  background: rgba(17,17,17,0.02);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.section h2{
  margin: 0 0 18px;
  font-size: 26px;
  letter-spacing: -0.3px;
}
.cards{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}
.card{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  padding: 16px;
  box-shadow: 0 6px 18px rgba(17,17,17,0.05);
}
.card h3{
  margin: 0 0 8px;
  font-size: 16px;
}
.card p{
  margin: 0;
  color: var(--muted);
}

.split{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.split h3{
  margin: 0 0 10px;
  font-size: 16px;
}
.list{
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}
.list li{ margin: 8px 0; }

.examples{
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
.example{
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  padding: 16px;
}
.example h3{ margin: 0 0 8px; }
.example p{ margin: 0 0 12px; color: var(--muted); }

.cta{
  border-top: 1px solid var(--line);
  background: rgba(17,17,17,0.02);
}
.cta-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

.site-footer{
  border-top: 1px solid var(--line);
  padding: 18px 0;
}
.footer-inner{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}
.site-footer small{
  color: var(--muted);
}

.partner{
  display: inline-flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: rgba(17,17,17,0.55);
  font-size: 12px;
  font-weight: 700;
  padding: 6px 10px;
  border-radius: 999px;
  border: 1px solid transparent;
}
.partner img{
  display: block;
  height: 18px;
  width: auto;
  opacity: 0.8;
  filter: grayscale(100%);
}
.partner:hover{
  color: rgba(17,17,17,0.8);
  border-color: var(--line);
  background: rgba(17,17,17,0.03);
}
.partner:hover img{
  opacity: 1;
  filter: grayscale(0%);
}

/* Responsive */
@media (max-width: 920px){
  .hero-grid{ grid-template-columns: 1fr; }
}
@media (max-width: 820px){
  .cards{ grid-template-columns: 1fr; }
  .split{ grid-template-columns: 1fr; }
  .examples{ grid-template-columns: 1fr; }
}