/* Kalnavi's public pages: the same night sky as the app, written to be read. */
:root { --bg: #070c1a; --panel: #0f1730; --line: rgba(255,255,255,.1); --ink: #eef1ff; --dim: #a9b2d0; --faint: #7a84a6; --violet: #a897ff; --go: #8b7bff; }
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: radial-gradient(900px 500px at 85% -10%, rgba(91,108,255,.2), transparent 70%), var(--bg); color: var(--ink); font: 400 17px/1.65 "Plus Jakarta Sans", system-ui, sans-serif; }
a { color: inherit; }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--violet); outline-offset: 3px; border-radius: 4px; }
.top { display: flex; align-items: center; gap: 28px; max-width: 1160px; margin: 0 auto; padding: 22px 24px; }
.logo { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; text-decoration: none; }
.top nav { display: flex; gap: 20px; flex-wrap: nowrap; }
.top nav a { color: var(--dim); text-decoration: none; font-weight: 600; font-size: 14.5px; white-space: nowrap; }
.top nav a:hover { color: var(--ink); }
.right { margin-left: auto; display: flex; align-items: center; gap: 16px; }
.lang { color: var(--dim); font-size: 14px; white-space: nowrap; }
.go { display: inline-block; background: var(--go); color: #0a0f1f; font-weight: 700; text-decoration: none; padding: 10px 18px; border-radius: 11px; font-size: 14.5px; white-space: nowrap; }
.go:hover { background: #a091ff; }
.go.big { padding: 14px 26px; font-size: 16.5px; margin-top: 26px; }
main { max-width: 1160px; margin: 0 auto; padding: 0 24px; }
.hero { padding: 72px 0 56px; max-width: 800px; }
h1 { font-size: clamp(38px, 6vw, 68px); line-height: 1.06; letter-spacing: -.035em; margin: 0; font-weight: 800; }
.hero p { color: var(--dim); font-size: clamp(18px, 2vw, 21px); margin: 24px 0 0; max-width: 62ch; }
section { padding: 34px 0; }
h2 { font-size: clamp(24px, 3vw, 32px); letter-spacing: -.02em; margin: 0 0 22px; }
h3 { font-size: 18px; margin: 0 0 6px; }
.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 16px; }
.item, .card { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 20px 22px; }
.item p, .card p, .steps p, .faq p { margin: 0; color: var(--dim); font-size: 15.5px; }
.card { text-decoration: none; display: block; transition: border-color .15s; }
.card:hover { border-color: var(--violet); }
.steps { list-style: none; counter-reset: s; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; }
.steps li { counter-increment: s; border-top: 2px solid var(--violet); padding-top: 14px; }
.steps li::before { content: counter(s); color: var(--violet); font-weight: 800; font-size: 22px; }
.faq details { border-bottom: 1px solid var(--line); padding: 14px 0; max-width: 760px; }
.faq summary { cursor: pointer; font-weight: 700; }
.faq p { margin-top: 8px; }
.foot { max-width: 1160px; margin: 40px auto 0; padding: 30px 24px 40px; border-top: 1px solid var(--line); color: var(--dim); font-size: 14.5px; }
.foot p { margin: 0 0 14px; }
.foot nav { display: flex; flex-wrap: wrap; gap: 8px 20px; margin-bottom: 14px; }
.foot nav a { text-decoration: none; }
.foot nav a:hover { color: var(--ink); text-decoration: underline; }
.fine { color: var(--faint); font-size: 13px; }
@media (max-width: 980px) { .top nav { display: none; } }
@media (max-width: 480px) { .lang { display: none; } .hero { padding: 44px 0 36px; } }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }
.social { margin: 0 0 14px; }
.social a { color: var(--ink); font-weight: 600; text-decoration: none; }
.social a:hover { text-decoration: underline; }