:root{font-family:Inter,system-ui,sans-serif;color:#182438;background:#f2f5fa}
*{box-sizing:border-box}body{margin:0}a{color:inherit;text-decoration:none}
button,input{font:inherit}button,a,input{outline-offset:4px}a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid #486df0}
.brand img{display:block;width:min(100%,280px);height:auto}
.sidebar .brand img{width:min(100%,182px)}
.login {
    min-height: 100svh;
    display: grid;
    grid-template-columns: minmax(0, 1.22fr) minmax(0, 1fr);
    background: #f7f9fc;
}
.cover {
    isolation: isolate;
    display: grid;
    grid-template-rows: auto 1fr auto;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: clamp(36px, 5.5vw, 96px);
    color: #f5fbff;
    background:
        radial-gradient(ellipse at 95% 78%, #124d73 0, transparent 58%),
        radial-gradient(ellipse at 15% 100%, #172e63 0, transparent 59%),
        #081525;
}
.cover::before {
    position: absolute;
    z-index: -1;
    inset: 0;
    content: "";
    background: repeating-linear-gradient(90deg, transparent 0 63px, #8bbff113 64px),
                repeating-linear-gradient(0deg, transparent 0 63px, #8bbff113 64px);
    mask-image: linear-gradient(transparent 16%, black);
}
.cover-copy { padding: 44px 0 24px; }
.cover h1 {
    max-width: 13ch;
    margin: 0 0 22px;
    font-size: clamp(40px, 5.2vw, 84px);
    line-height: 1.02;
    letter-spacing: -.06em;
}
.cover p { margin: 0; color: #bfd1e5; font-size: 1.05rem; }
.signal {
    display: flex;
    align-items: center;
    gap: clamp(5px, 1.4vw, 22px);
    height: clamp(90px, 19vh, 185px);
    border-block: 1px solid #a6daff29;
}
.signal i {
    flex: 1;
    max-width: 20px;
    height: 24%;
    border-radius: 20px;
    background: linear-gradient(#67e7ef, #3875ef);
    box-shadow: 0 0 16px #38c7ef38;
}
.signal i:nth-child(3n) { height: 48%; }
.signal i:nth-child(4n) { height: 67%; }
.signal i:nth-child(7n) { height: 89%; }
.signal i:nth-child(5n) { height: 36%; }
.auth {
    display: flex;
    flex-direction: column;
    padding: clamp(22px, 4vw, 62px);
}
.auth > nav { align-self: flex-end; }
.auth form {
    width: min(100%, 440px);
    margin: auto;
    padding: clamp(23px, 4vw, 48px);
    background: #fff;
    border: 1px solid #dce5ef;
    border-radius: 22px;
    box-shadow: 0 20px 65px #152d5810;
}
.auth input { min-height: 48px; }
.auth .primary:hover { background: #2848c0; }
h1{font-size:clamp(29px,4vw,43px);letter-spacing:-.045em;margin:0 0 10px}p{line-height:1.55}.muted{color:#58677f}
label{display:block;font-weight:650;margin:21px 0 8px}input{width:100%;padding:12px 14px;border:1px solid #bbc7da;border-radius:8px}
button{cursor:pointer;border:1px solid #c8d2e4;border-radius:8px;background:white;padding:9px 13px;color:inherit}
.primary{width:100%;background:#3457dc;color:white;border:0;margin-top:22px;padding:13px;font-weight:700}
.language{display:flex;gap:5px;align-items:center;font-size:.86rem}.language a{padding:7px 9px;border-radius:7px}.language a[aria-current=true]{background:#e8edff;color:#2848ac}
.shell{min-height:100vh;display:grid;grid-template-columns:242px minmax(0,1fr)}
.sidebar{padding:24px 16px;background:#111c31;color:#eaf0ff}.sidebar .brand{margin:0 4px 34px}.sidebar nav{display:grid;gap:5px}.sidebar nav a{padding:11px 13px;border-radius:8px;color:#c5d0e8}.sidebar nav a:hover,.sidebar nav a[aria-current=page]{background:#293d6d;color:#fff}
.topbar{min-height:68px;background:#fff;border-bottom:1px solid #dce4f0;padding:12px clamp(16px,4vw,46px);display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.actions form{margin:0}
main{padding:clamp(18px,4vw,46px);max-width:1350px;margin:auto}.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:26px}
.card{min-width:0;border:1px solid #dce4f0;background:#fff;border-radius:14px;padding:20px}.wide{grid-column:1/-1}.card h2{margin:0 0 12px;font-size:1rem}
pre{overflow:auto;margin:0;background:#f2f5fa;padding:13px;border-radius:8px;color:#324362}
.notice{padding:11px 14px;border-radius:8px;background:#edf2ff;color:#263f86}.error{background:#ffebe8;color:#922d21}.good{background:#e0f7eb;color:#145d40}
@media(max-width:760px){.login,.shell{grid-template-columns:1fr}.cover{padding:26px}.cover h1{font-size:clamp(29px,7vw,46px);margin:0 0 10px}.cover-copy{padding:24px 0 0}.signal{display:none}.auth form{margin:24px auto 10px}.sidebar .brand{margin-bottom:14px}.sidebar nav{display:flex;flex-wrap:wrap}.grid{grid-template-columns:1fr}}