:root{--bg:#fbfaf7;--fg:#1d1d1b;--muted:#6b6a65;--line:#e4e1d8;--card:#ffffff;--accent:#1f6f5c;--accent-fg:#fff;--warn:#9a5b00;--bad:#a3261b;--code:#f1efe8}
@media (prefers-color-scheme: dark){:root:not([data-theme="light"]){--bg:#151614;--fg:#ecebe6;--muted:#a3a29b;--line:#30312d;--card:#1d1e1b;--accent:#5cc0a3;--accent-fg:#0f1a16;--warn:#e0a650;--bad:#f07a6e;--code:#262723}}
:root[data-theme="dark"]{--bg:#151614;--fg:#ecebe6;--muted:#a3a29b;--line:#30312d;--card:#1d1e1b;--accent:#5cc0a3;--accent-fg:#0f1a16;--warn:#e0a650;--bad:#f07a6e;--code:#262723}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);font:17px/1.55 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
a{color:var(--accent)}
.wrap{max-width:760px;margin:0 auto;padding:0 16px}
header.top{border-bottom:1px solid var(--line)}
header.top .wrap{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:56px;flex-wrap:wrap}
.logo{font-weight:700;font-size:19px;color:var(--fg);text-decoration:none;letter-spacing:-.01em}
.logo span{color:var(--accent)}
nav.tabs{display:flex;gap:4px;flex-wrap:wrap}
nav.tabs a{padding:6px 10px;border-radius:8px;text-decoration:none;color:var(--muted);font-size:15px}
nav.tabs a.on{background:var(--code);color:var(--fg)}
main{padding:28px 0 56px}
h1{font-size:32px;line-height:1.2;margin:8px 0 16px;letter-spacing:-.02em}
h2{font-size:22px;margin:40px 0 10px;letter-spacing:-.01em}
h3{font-size:18px;margin:24px 0 8px}
p{margin:0 0 14px}
.lead{font-size:19px}
.muted{color:var(--muted)}
.small{font-size:14px}
code,.addr{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;background:var(--code);padding:1px 6px;border-radius:5px;word-break:break-all}
.btn{display:inline-block;background:var(--accent);color:var(--accent-fg);border:0;border-radius:10px;padding:11px 18px;font:inherit;font-weight:600;text-decoration:none;cursor:pointer}
.btn.ghost{background:transparent;color:var(--fg);border:1px solid var(--line);font-weight:500}
.btn.small{padding:6px 11px;font-size:14px;border-radius:8px}
.btn.danger{background:transparent;color:var(--bad);border:1px solid var(--line)}
.plans{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:14px 0}
@media (max-width:620px){.plans{grid-template-columns:1fr}h1{font-size:27px}}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.card h3{margin-top:0}
.price{font-size:26px;font-weight:700;margin:4px 0 10px}
.price small{font-size:15px;font-weight:400;color:var(--muted)}
ul.plain{padding-left:18px;margin:0 0 6px}
.flash{background:var(--code);border-left:3px solid var(--accent);padding:10px 14px;border-radius:8px;margin:0 0 18px}
.err{border-left-color:var(--bad)}
.warnbox{border-left:3px solid var(--warn);background:var(--code);padding:12px 14px;border-radius:8px;margin:0 0 18px}
table.list{width:100%;border-collapse:collapse;font-size:15px}
table.list td,table.list th{padding:10px 8px;border-bottom:1px solid var(--line);vertical-align:top;text-align:left}
table.list th{font-weight:600;color:var(--muted);font-size:13px}
@media (max-width:620px){table.list thead{display:none}table.list tr{display:block;border-bottom:1px solid var(--line);padding:8px 0}table.list td{display:block;border:0;padding:2px 0}}
.status{font-size:13px;padding:2px 8px;border-radius:20px;background:var(--code);white-space:nowrap}
.status.replied{color:var(--accent)}.status.done{color:var(--warn)}.status.failed{color:var(--bad)}
form.inline{display:inline}
label{display:block;font-weight:600;margin:14px 0 4px;font-size:15px}
input[type=text],select,textarea{width:100%;font:inherit;color:var(--fg);background:var(--card);border:1px solid var(--line);border-radius:9px;padding:9px 11px}
textarea{min-height:110px;resize:vertical}
.step{border:1px solid var(--line);border-radius:12px;padding:12px 14px;margin:10px 0;background:var(--card)}
.row{display:flex;gap:10px;align-items:center;flex-wrap:wrap}
.hint{font-size:14px;color:var(--muted);margin-top:4px}
footer{border-top:1px solid var(--line);padding:20px 0 40px;color:var(--muted);font-size:14px}