:root { color-scheme: dark; font: 16px/1.6 system-ui, sans-serif; background: #10171c; color: #e5ecec; }
body { margin: 0 auto; padding: 2rem; max-width: 1080px; }
nav { display: flex; flex-wrap: wrap; gap: 1.4rem; align-items: center; border-bottom: 1px solid #3a4b50; padding-bottom: 1rem; }
nav form { margin: 0; }
main { margin: 3rem 0; }
h1 { font-size: clamp(2rem, 6vw, 3.5rem); line-height: 1.15; }
h2 { line-height: 1.2; }
a { color: #6cddd1; }
button, .button { background: #6cddd1; color: #102321; border: 0; padding: .7rem 1.1rem; border-radius: .3rem; cursor: pointer; font: inherit; text-decoration: none; display: inline-block; }
input { background: #1c292e; color: white; border: 1px solid #70868d; border-radius: .25rem; padding: .65rem; font: inherit; max-width: 100%; box-sizing: border-box; }
label { display: block; }
form p { max-width: 34rem; }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1rem; }
.card { padding: 1.5rem; background: #1c292e; border: 1px solid #3a4b50; border-radius: .5rem; margin: 1rem 0; }
.price { font-size: 2rem; font-weight: 700; }
.errorlist, .error { color: #ffaba0; }
.helptext { display: block; font-size: .9rem; color: #bacacb; }
table { border-collapse: collapse; width: 100%; }
td, th { text-align: left; border-bottom: 1px solid #3a4b50; padding: .6rem; }
code { font-size: 1.3rem; letter-spacing: .12rem; }
footer { border-top: 1px solid #3a4b50; padding-top: 1rem; color: #bacacb; }