*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
       color: #1a1a1a; background: #fff; line-height: 1.6; }
header { border-bottom: 1px solid #e5e5e5; padding: 0 2rem; }
nav { max-width: 960px; margin: 0 auto; display: flex; align-items: center;
      gap: 1.5rem; height: 56px; }
.brand { font-weight: 700; font-size: 1.1rem; text-decoration: none;
         color: #1a1a1a; margin-right: auto; }
nav a { text-decoration: none; color: #555; font-size: 0.9rem; }
.cta { background: #2563eb; color: #fff !important; padding: 6px 14px;
       border-radius: 6px; font-weight: 500; }
main { max-width: 960px; margin: 0 auto; padding: 3rem 2rem; }
footer { text-align: center; padding: 2rem; color: #777; font-size: 0.85rem;
         border-top: 1px solid #e5e5e5; margin-top: 4rem; }
footer a { color: #2563eb; }
.hero { text-align: center; padding: 4rem 0 3rem; }
.hero h1 { font-size: 2rem; font-weight: 700; margin-bottom: 1rem; }
.hero p { color: #555; max-width: 540px; margin: 0 auto 2rem; }
.btn-primary { background: #2563eb; color: #fff; padding: 10px 22px;
               border: none; border-radius: 6px; font-size: 1rem;
               cursor: pointer; text-decoration: none; display: inline-block; }
.btn-secondary { background: #f3f4f6; color: #374151; padding: 8px 16px;
                 border: 1px solid #d1d5db; border-radius: 6px; cursor: pointer; }
.example, .features { margin-top: 3rem; }
.example h2, .features h2 { font-size: 1.25rem; margin-bottom: 1rem; }
pre { background: #f8f8f8; border: 1px solid #e5e5e5; border-radius: 8px;
      padding: 1.25rem; overflow-x: auto; font-size: 0.85rem; }
.api-key { font-size: 1rem; letter-spacing: 0.05em; }
.features ul { list-style: none; display: grid;
               grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 1rem; }
.features li { background: #f8faff; border: 1px solid #dbeafe;
               border-radius: 8px; padding: 1rem; font-size: 0.9rem; }
.form-page { max-width: 420px; margin: 0 auto; }
.form-page h1 { margin-bottom: 1.5rem; }
form { display: flex; flex-direction: column; gap: 1rem; }
label { display: flex; flex-direction: column; gap: 4px;
        font-size: 0.9rem; font-weight: 500; }
input { padding: 8px 12px; border: 1px solid #d1d5db; border-radius: 6px;
        font-size: 1rem; width: 100%; }
.error { color: #dc2626; margin-bottom: 1rem; }
.dashboard h1 { margin-bottom: 1.5rem; }
.dashboard .api-key { margin-bottom: 1.5rem; }
.dashboard p { margin-bottom: 0.75rem; }
.docs h2 { margin: 2rem 0 0.75rem; }
.docs pre { margin-bottom: 1.5rem; }
.admin table { width: 100%; border-collapse: collapse; margin-top: 1rem; }
.admin th, .admin td { padding: 8px 12px; text-align: left;
                        border-bottom: 1px solid #e5e5e5; font-size: 0.9rem; }
.admin th { background: #f8f8f8; font-weight: 600; }