:root{color-scheme:light;--bg:#f3f7fe;--surface:#fff;--surface-2:#f7faff;--line:rgba(38,82,142,.12);--line-strong:rgba(38,82,142,.2);--text:#0b1b3a;--muted:#526686;--muted-dim:#7890b2;--accent:#1268e8;--accent-soft:rgba(18,104,232,.09);--accent-line:rgba(18,104,232,.3);--good:#169b62;--good-soft:rgba(22,155,98,.1)}
html{background:#f3f7fe}body{background:linear-gradient(180deg,#f6f9ff 0,#edf5ff 48%,#f8fbff 100%);color:var(--text)}
body::before{background:radial-gradient(820px 500px at 88% -8%,rgba(36,126,255,.16),transparent 66%),radial-gradient(680px 440px at 4% 28%,rgba(126,184,255,.11),transparent 70%)}
header{background:rgba(248,251,255,.86)!important;border-bottom-color:rgba(38,82,142,.1)!important;box-shadow:0 12px 34px rgba(58,105,169,.06);backdrop-filter:blur(18px)}
.brand{color:#091a39}.brand span{color:var(--accent)}.lang{background:#fff;border-color:rgba(38,82,142,.13)}.lang .active{background:var(--accent-soft);color:var(--accent)}
h1,h2,h3{color:#0b1b3a}p{color:#526686}.hero{padding-top:72px}.hero h1{letter-spacing:-.05em}.primary,.switcher-download{background:linear-gradient(135deg,#0f68eb,#2a82f4);color:#fff;box-shadow:0 14px 30px rgba(18,104,232,.2)}input,select{background:#f8fbff;border-color:rgba(38,82,142,.15);color:#10254b}.copy{background:#fff;border-color:rgba(38,82,142,.13);color:#526686}
.codebar,.switcher,.guide,.step,.recommend{background:rgba(255,255,255,.94);border-color:rgba(38,82,142,.13);box-shadow:0 26px 62px -42px rgba(40,95,170,.38)}.switcher{border-radius:22px}.switcher::before{background:radial-gradient(520px 240px at 100% -20%,rgba(18,104,232,.12),transparent 68%)}.tab{background:#f8fbff;border-color:rgba(38,82,142,.12);color:#526686}.tab.active{background:var(--accent-soft);border-color:rgba(18,104,232,.28);box-shadow:none}.pill{background:#fff;border-color:rgba(38,82,142,.12);color:#365578}.pill.rec{background:var(--accent-soft);border-color:rgba(18,104,232,.25);color:var(--accent)}
.cmd{background:#0d1d3b;border-color:rgba(38,82,142,.18)}.cmdbar{background:#13274a;border-color:rgba(255,255,255,.08)}.cmd pre,.cmd code{color:#dceaff}.recommend{background:linear-gradient(135deg,rgba(18,104,232,.09),rgba(255,255,255,.9))}.secondary-download{background:#fff;color:#17416d;border-color:rgba(18,104,232,.26);box-shadow:none}.icon{background:var(--accent-soft);border-color:rgba(18,104,232,.25);color:var(--accent)}
footer{border-top-color:rgba(38,82,142,.1)!important;color:#7489a8}.copy:active,.primary:active,.switcher-download:active{transform:translateY(1px) scale(.98)}
@media(max-width:680px){.hero{padding-top:48px}.switcher{border-radius:18px}}