:root { --bg:#f3f6fb; --surface:#fff; --ink:#0d1a33; --muted:#56647f; --line:#d8e0ec; --accent:#1f5fe0; --accent-soft:#e7efff; --ok:#128a56; --band:#0a1630; --band-ink:#e8eefb; --band-muted:#9fb0cf; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --bg:#0b1222; --surface:#111b30; --ink:#e6ecf7; --muted:#95a3bd; --line:#223150; --accent:#5b8dff; --accent-soft:#16244a; --ok:#3ccf8e; --band:#060d1d; } }
:root[data-theme="dark"] { --bg:#0b1222; --surface:#111b30; --ink:#e6ecf7; --muted:#95a3bd; --line:#223150; --accent:#5b8dff; --accent-soft:#16244a; --ok:#3ccf8e; --band:#060d1d; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 16px/1.6 "Public Sans", "Segoe UI", system-ui, sans-serif; }
.wrap { max-width: 980px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
header { background: var(--band); color: var(--band-ink); }
header .wrap { display: flex; align-items: center; gap: 12px; height: 64px; }
.logo { color: var(--band-ink); text-decoration: none; display: flex; align-items: center; gap: 10px; font: 800 19px/1 "Archivo", Arial, sans-serif; margin-right: auto; }
.mark { width: 34px; height: 34px; border-radius: 9px; background: linear-gradient(145deg,#3b7bff,#1f5fe0); display: grid; place-items: center; }
.lang { display: flex; gap: 2px; background: #14254a; border-radius: 8px; padding: 3px; }
.lang button { font: 600 13px/1 inherit; font-family: inherit; color: var(--band-muted); background: none; border: 0; padding: 7px 10px; border-radius: 6px; cursor: pointer; }
.lang button[aria-pressed="true"] { background: #2a4380; color: #fff; }
main { padding-block: 44px 72px; }
h1 { font: 800 clamp(30px, 4.6vw, 44px)/1.1 "Archivo", Arial, sans-serif; margin: 0 0 10px; letter-spacing: -0.01em; }
.lead { color: var(--muted); font-size: 18px; max-width: 640px; margin: 0 0 30px; }
h2 { font: 700 20px/1.3 "Archivo", Arial, sans-serif; margin: 0 0 14px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 24px; }
.grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 20px; align-items: start; }
@media (max-width: 820px) { .grid { grid-template-columns: 1fr; } }
.plans { display: grid; gap: 10px; }
.plan { display: grid; grid-template-columns: auto 1fr auto; gap: 14px; align-items: center; text-align: left; width: 100%; font: inherit; color: inherit; background: var(--bg); border: 2px solid var(--line); border-radius: 12px; padding: 14px 16px; cursor: pointer; }
.plan[aria-checked="true"] { border-color: var(--accent); background: var(--accent-soft); }
.plan .dot { width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--muted); }
.plan[aria-checked="true"] .dot { border: 6px solid var(--accent); }
.plan b { font: 700 17px/1.2 "Archivo", Arial, sans-serif; }
.plan small { display: block; color: var(--muted); font-size: 14px; margin-top: 2px; }
.plan .pp { font: 700 17px/1 "Archivo", Arial, sans-serif; white-space: nowrap; }
.plan.na { opacity: .55; }
.plan.na .pp { font: 500 13px/1.3 "Public Sans", sans-serif; color: var(--muted); white-space: normal; text-align: right; max-width: 120px; }
.terms { display: flex; gap: 6px; margin: 18px 0 6px; flex-wrap: wrap; }
.terms button { font: 600 14px/1 inherit; font-family: inherit; padding: 10px 14px; border-radius: 9px; border: 1px solid var(--line); background: var(--surface); color: var(--ink); cursor: pointer; }
.terms button[aria-pressed="true"] { background: var(--accent); border-color: var(--accent); color: #fff; }
.terms button:disabled { opacity: .4; cursor: not-allowed; }
.hint { color: var(--muted); font-size: 14px; margin: 6px 0 0; }
.sum { display: flex; justify-content: space-between; align-items: baseline; border-top: 1px solid var(--line); padding-top: 14px; margin-top: 18px; }
.sum .tot { font: 800 30px/1 "Archivo", Arial, sans-serif; }
label { display: grid; gap: 5px; font-size: 14px; color: var(--muted); margin-bottom: 12px; }
input, textarea { font: inherit; color: var(--ink); background: var(--bg); border: 1px solid var(--line); border-radius: 9px; padding: 10px 12px; width: 100%; }
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: 1px; }
.btn { display: block; width: 100%; text-align: center; font-family: inherit; font-weight: 700; font-size: 16px; line-height: 1; padding: 15px; border-radius: 10px; border: 0; background: var(--accent); color: #fff; cursor: pointer; text-decoration: none; }
.err { color: #c62f3c; font-size: 14px; min-height: 20px; margin: 4px 0 8px; }
.steps { list-style: none; padding: 0; margin: 0; display: grid; gap: 14px; }
.steps li { display: grid; grid-template-columns: 32px 1fr; gap: 12px; }
.steps .n { width: 32px; height: 32px; border-radius: 50%; background: var(--accent-soft); color: var(--accent); font: 800 15px/32px "Archivo", Arial, sans-serif; text-align: center; }
.steps p { margin: 4px 0 0; }
.steps small { color: var(--muted); display: block; font-size: 14px; }
.facts { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin-top: 20px; }
.fact { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; font-size: 14px; color: var(--muted); }
.fact b { display: block; color: var(--ink); font-size: 15px; margin-bottom: 2px; }
.person { display: flex; gap: 12px; align-items: center; margin-top: 22px; padding-top: 18px; border-top: 1px solid var(--line); }
.avatar { width: 42px; height: 42px; border-radius: 50%; background: linear-gradient(145deg,#3b7bff,#1f5fe0); color: #fff; display: grid; place-items: center; font: 800 15px/1 "Archivo", Arial, sans-serif; flex: none; }
.person p { margin: 0; font-size: 14px; color: var(--muted); }
.person b { color: var(--ink); }
.done { display: none; }
.sent .done { display: block; }
.sent .form { display: none; }
.done p { margin: 0 0 10px; }
.mono { font-family: Consolas, monospace; user-select: all; }
a { color: var(--accent); }
footer { color: var(--muted); font-size: 14px; padding-block: 0 44px; display: flex; flex-wrap: wrap; gap: 6px 16px; }
footer a { white-space: nowrap; }
.plan > span:nth-child(2) { min-width: 0; }
textarea { max-width: 100%; }
/* shared by the download, thank-you and 404 pages */
.narrow { max-width: 760px; }
.btn.line { background: var(--surface); color: var(--ink); border: 1px solid var(--line); }
.btn.inline { display: inline-block; width: auto; padding: 13px 20px; }
.row { display: flex; gap: 10px; flex-wrap: wrap; margin: 22px 0 6px; }
.badge { display: inline-flex; align-items: center; gap: 8px; font-weight: 600; font-size: 14px; color: var(--ok); background: var(--accent-soft); border-radius: 99px; padding: 6px 12px; margin-bottom: 16px; }
.kv { width: 100%; border-collapse: collapse; font-size: 14px; }
.kv td { padding: 8px 0; border-top: 1px solid var(--line); vertical-align: top; }
.kv td:first-child { color: var(--muted); width: 38%; padding-right: 12px; }
.hash { font-family: "JetBrains Mono", Consolas, monospace; font-size: 12.5px; word-break: break-all; }
.stack { display: grid; gap: 16px; }
.big404 { font: 800 clamp(64px, 14vw, 120px)/1 "Archivo", Arial, sans-serif; color: var(--accent); margin: 0 0 8px; }
.cookie-link[hidden] { display: none; }