:root {
  
  --bg: #f4f6f8;         
  --bg-elev: #ffffff;  
  --text: #111827;      
  --muted: #4b5563;     
  --border: #d6dde5;     
  --accent: #16a34a;    
  --accent-700: #15803d;
  --radius: 14px;
  --shadow: 0 8px 22px rgba(17, 24, 39, 0.08); 
}

[data-theme="dark"] {
  --bg: #0b0e13;
  --bg-elev: #0f141b;
  --text: #e6eaf2;
  --muted: #a8b3c7;
  --border: #1f2937;
  --shadow: 0 10px 30px rgba(0,0,0,0.35);
}

*,
*::before,
*::after { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: var(--bg);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

.container { width: min(1200px, 92%); margin: 0 auto; }

.hero { padding: 64px 0 48px;    display: flex;
  justify-content: center;
  text-align: center;}
.hero-inner { display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: center;   justify-content: center;
  text-align: center; }

.badge {
  display: inline-block;
  padding: 8px 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--bg-elev);
  color: var(--muted);
  font-size: 0.85rem;
}

h1 { margin: 12px 0 10px; font-size: clamp(2rem, 2.4vw + 1rem, 3rem); line-height: 1.1; }
.lede { color: var(--muted); font-size: 1.05rem; }

.cta-row { display: flex; gap: 12px; margin-top: 18px; }

.btn {
  display: inline-flex;
  align-items: center;
  padding: 12px 16px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  color: var(--text);
  font-weight: 600;
  transition: background .15s ease, color .15s ease, border-color .15s ease, box-shadow .15s ease;
}

.btn:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--bg-elev));
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
  box-shadow: 0 6px 18px rgba(22,163,74,.35);
}
.btn-primary:hover {
  background: var(--accent-700);
  border-color: var(--accent-700);
  color: #fff;
}

.btn-outline {
  background: var(--bg-elev);
}

.btn:focus-visible {
  outline: none;
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 35%, transparent);
}

.hero-card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 20px;
  text-align: center;
}
.logo-preview { width: 120px; height: 120px; border-radius: 20px; margin: 0 auto 10px; }
.small { color: var(--muted); font-size: 0.9rem; }

.features {
  margin-top: 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.card {
  padding: 18px;
  border-radius: var(--radius);
  background: var(--bg-elev);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.card h3 { margin: 8px 0 6px; font-size: 1.05rem; }
.card p { margin: 0; color: var(--muted); }
.card .btn { margin-top: 10px; }
.panel {
  margin: 72px 0;
  border: 1px solid var(--border);
  border-radius: calc(var(--radius) + 4px);
  background: var(--bg-elev);
  box-shadow: var(--shadow);
}
.panel-inner {
  padding: 24px;
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 32px;
  align-items: center ;
}
.panel h2 { margin: 6px 0 10px; font-size: clamp(1.4rem, .9vw + 1rem, 2rem); }
.panel .panel-inner h2 { margin-top: 0; }
.panel .panel-inner address { font-style: normal; }

.features {
  margin-top: 36px;
  display: flex;         
  flex-wrap: wrap;
  justify-content: center ; 
  gap: 20px;
  text-align: center ;
}

.features .card {
  flex: 1 1 280px;
  max-width: 340px;
}

#howto .panel-inner.howto-center {
  display: grid;
  grid-template-columns: 1fr;
  place-items: center;
  text-align: center;
  padding: 32px;
}
#howto .panel-inner.howto-center > * { max-width: 720px; }
#howto .panel-inner.howto-center ul {
  display: inline-block;
  margin: 1rem auto 1.5rem;
  list-style: disc inside;
  text-align: left;
}

#howto.container {
  width: min(860px, 92%);   
  margin-left: auto;
  margin-right: auto;
}

#howto .panel-inner {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;     
  text-align: center;
  padding: 32px;
}

#howto .panel-inner ul {
  display: inline-block;
  margin: 1rem auto 1.5rem;
  list-style: disc inside;
  text-align: left;
}

#howto .panel-inner h2,
#howto .panel-inner h3,
#howto .panel-inner p {
  max-width: 720px;
}
.hero--centered .hero-inner {
  display: grid;
  grid-template-columns: 1fr;
  justify-items: center;
  text-align: center;
  justify-content: center;
}
.hero--centered .hero-copy { max-width: 820px; }
.hero--centered .cta-row { justify-content: center; }
.hero { display: flex; justify-content: center; text-align: center; }
.hero > .container { width: min(1000px, 92%); margin: 0 auto; }

.hero--centered .hero-inner {
  display: grid;
  grid-template-columns: 1fr;   
  justify-items: center;        
  max-width: 860px;           
  margin: 0 auto;
}
.hero--centered .hero-copy { max-width: 820px; }
.hero--centered .cta-row { justify-content: center; }
.hero--centered .badge { margin: 0 auto 6px; }

.btn-primary:hover { color: #fff; }