/* The public page (/about). Plain, fast, no scripts. */
:root { --bg: #ffffff; --ink: #0d0d0d; --soft: #5c5c55; --line: #d8d8d2; --card: #f5f5f3; --accent: #c8f135; --accent-ink: #10130a; --link: #4a6600; color-scheme: light dark; }
@media (prefers-color-scheme: dark) { :root { --bg: #121211; --ink: #f5f5f2; --soft: #9d9d96; --line: #3b3b38; --card: #1b1b1a; --link: #c8f135; } }
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 1rem/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif; }
a { color: var(--link); }
.top { display: flex; align-items: center; gap: 1.5rem; max-width: 68rem; margin: 0 auto; padding: 1rem 1.25rem; }
.brand { display: flex; align-items: center; gap: 0.625rem; color: var(--ink); font-weight: 700; font-size: 1.125rem; text-decoration: none; }
.top nav { display: flex; gap: 1.25rem; margin-left: auto; font-size: 0.9375rem; }
.top nav a { color: var(--soft); text-decoration: none; }
.top nav a:hover { color: var(--ink); }
.btn { display: inline-block; padding: 0.5rem 1rem; border: 1px solid var(--line); border-radius: 0.5rem; color: var(--ink); font-weight: 600; font-size: 0.9375rem; text-decoration: none; }
.btn:hover { border-color: var(--soft); }
.btn.primary { border-color: var(--accent); background: var(--accent); color: var(--accent-ink); }
main { max-width: 68rem; margin: 0 auto; padding: 0 1.25rem 4rem; }
section { padding: 3rem 0 0; }
.hero { max-width: 46rem; padding-top: 3.5rem; }
h1 { margin: 0 0 1rem; font-size: clamp(2rem, 5vw, 3.25rem); line-height: 1.1; letter-spacing: -0.02em; }
h2 { margin: 0 0 1.25rem; font-size: 1.625rem; letter-spacing: -0.01em; }
h3 { margin: 0 0 0.25rem; font-size: 1.0625rem; }
.lead { margin: 0 0 1.5rem; color: var(--soft); font-size: 1.1875rem; }
.cta { display: flex; flex-wrap: wrap; gap: 0.75rem; margin: 0 0 0.75rem; }
.cta .btn { padding: 0.6875rem 1.25rem; font-size: 1rem; }
.fine { margin: 0; color: var(--soft); font-size: 0.875rem; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); gap: 0.875rem; margin: 0; padding: 0; list-style: none; }
.grid li, .three article, .plan { padding: 1rem 1.125rem; border: 1px solid var(--line); border-radius: 0.75rem; background: var(--card); }
.grid p, .three p { margin: 0; color: var(--soft); font-size: 0.9375rem; }
.three { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 0.875rem; }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(14rem, 1fr)); gap: 0.875rem; }
.plan .price { margin: 0.25rem 0; font-size: 1.75rem; font-weight: 700; }
.plan .price small { color: var(--soft); font-size: 0.875rem; font-weight: 400; }
.plan .tag { margin: 0 0 0.5rem; color: var(--soft); font-size: 0.875rem; }
.plan ul { margin: 0.75rem 0 0; padding-left: 1.125rem; color: var(--soft); font-size: 0.9375rem; }
.plan li { margin: 0.1875rem 0; }
.note { margin: 1rem 0 0; color: var(--soft); font-size: 0.9375rem; }
.plain { margin: 0; padding-left: 1.25rem; }
.plain li { margin: 0.375rem 0; }
details { padding: 0.875rem 0; border-top: 1px solid var(--line); }
details:last-of-type { border-bottom: 1px solid var(--line); }
summary { cursor: pointer; font-weight: 600; }
details p { margin: 0.5rem 0 0; color: var(--soft); }
footer { display: flex; gap: 1.25rem; max-width: 68rem; margin: 0 auto; padding: 1.5rem 1.25rem 2.5rem; border-top: 1px solid var(--line); color: var(--soft); font-size: 0.875rem; }
footer span { margin-right: auto; }
@media (max-width: 760px) { .top nav { display: none; } .top .btn { margin-left: auto; } .hero { padding-top: 2rem; } }