:root { --bg: #f6f7f9; --panel: #fff; --text: #1b2430; --muted: #5d6b7c; --line: #dde2e8; --brand: #0e7c86; --brand-text: #fff; --band: #e5f3f4; }
@media (prefers-color-scheme: dark) { :root { --bg: #12171d; --panel: #1b222b; --text: #e6ebf1; --muted: #9aa7b6; --line: #2d3743; --brand: #36b3bd; --brand-text: #08272a; --band: #17313a; } }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 system-ui, -apple-system, "Segoe UI", sans-serif; }
.wrap { max-inline-size: 1040px; margin-inline: auto; padding-inline: 1rem; }
a { color: var(--brand); }
a:focus-visible, summary:focus-visible { outline: 2px solid var(--brand); outline-offset: 3px; border-radius: 4px; }
.top { border-block-end: 1px solid var(--line); background: var(--panel); }
.bar { display: flex; align-items: center; gap: 1rem; flex-wrap: wrap; padding-block: .7rem; }
.brand { display: flex; align-items: center; gap: .5rem; font-weight: 700; font-size: 1.1rem; color: var(--text); text-decoration: none; margin-inline-end: auto; }
.bar nav { display: flex; gap: .25rem; flex-wrap: wrap; }
.bar nav a { color: var(--text); text-decoration: none; padding: .4rem .7rem; border-radius: 8px; }
.bar nav a[aria-current] { background: var(--band); font-weight: 600; }
.btn { display: inline-block; padding: .7rem 1.2rem; border-radius: 10px; background: var(--brand); color: var(--brand-text); font-weight: 700; text-decoration: none; border: 2px solid var(--brand); }
.btn.ghost { background: transparent; color: var(--brand); }
.btn.small { padding: .4rem .9rem; }
.hero, .intro { padding-block: 3rem 1.5rem; }
h1 { font-size: clamp(1.9rem, 5vw, 2.8rem); line-height: 1.15; margin: 0 0 .75rem; }
h2 { font-size: 1.2rem; margin: 0 0 .4rem; }
.lead { font-size: 1.15rem; color: var(--muted); max-inline-size: 46rem; }
.actions { display: flex; gap: .75rem; flex-wrap: wrap; margin-block: 1.2rem 0; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1rem; padding-block: 1rem; }
.cards article, .box { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; padding: 1.1rem 1.25rem; }
.cards p { color: var(--muted); margin: 0 0 .5rem; }
.split { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 2rem; padding-block: 2rem; }
ul { padding-inline-start: 1.2rem; margin: .4rem 0; }
li { margin-block: .3rem; }
.group { padding-block: 1rem; border-block-end: 1px solid var(--line); }
.band { background: var(--band); border-radius: 16px; padding: 1.5rem; margin-block: 2rem; text-align: center; }
.band p { font-size: 1.2rem; font-weight: 600; margin: 0; }
.band .actions { justify-content: center; }
.plan { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 1rem; padding-block: 1rem; }
.price { font-size: 1.6rem; font-weight: 700; margin: 0 0 .5rem; }
.price small { font-size: .9rem; font-weight: 400; color: var(--muted); }
.faq { padding-block: 2rem; }
details { border-block-end: 1px solid var(--line); padding-block: .7rem; }
summary { cursor: pointer; font-weight: 600; }
details p { color: var(--muted); margin: .4rem 0 0; }
footer { border-block-start: 1px solid var(--line); margin-block-start: 3rem; padding-block: 1.5rem; color: var(--muted); font-size: .92rem; }
.langs a { margin-inline-end: .8rem; }
.langs a[aria-current] { font-weight: 700; color: var(--text); text-decoration: none; }
@media (max-width: 560px) { .bar { gap: .5rem; } .hero, .intro { padding-block-start: 2rem; } }

.demo-login { margin-block-start: .8rem; padding-block-start: .6rem; border-block-start: 1px solid var(--line); }
.demo-login h3 { font-size: 1rem; margin: 0 0 .3rem; }
.demo-login code { user-select: all; background: var(--band); padding: .1rem .4rem; border-radius: 6px; }
.demo-login .note { font-size: .88rem; }

.notice { background: var(--band); border-radius: 10px; padding: .6rem .9rem; margin: .5rem 0; font-weight: 600; }
.legal { padding-block-end: 2rem; max-inline-size: 46rem; }
.legal table { border-collapse: collapse; inline-size: 100%; font-size: .92rem; margin-block: 1rem; }
.legal th, .legal td { border: 1px solid var(--line); padding: .4rem .6rem; text-align: start; vertical-align: top; }
.legal blockquote { margin: 1rem 0; padding-inline-start: 1rem; border-inline-start: 3px solid var(--line); color: var(--muted); }
.legal code { background: var(--band); padding: .05rem .3rem; border-radius: 4px; }