:root { color-scheme: dark; font-family: Inter, ui-sans-serif, system-ui, sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; color: #f4f2ff; background: #07080d; }
body::before { content: ''; position: fixed; inset: 0; pointer-events: none; background: radial-gradient(circle at 18% 28%, rgba(124,92,252,.18), transparent 34%), radial-gradient(circle at 82% 72%, rgba(57,189,248,.08), transparent 28%); }
.shell { position: relative; min-height: 100vh; display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(360px, .85fr); align-items: center; max-width: 1180px; margin: auto; padding: 48px; gap: 80px; }
.brand { padding: 24px; }
.mark { display: grid; place-items: center; width: 56px; height: 56px; margin-bottom: 32px; border: 1px solid rgba(169,145,255,.5); border-radius: 17px; background: linear-gradient(135deg, #8b6cff, #5540cc); box-shadow: 0 18px 50px rgba(124,92,252,.25); font-size: 28px; }
.eyebrow { margin: 0 0 10px; color: #a995ff; font: 600 12px ui-monospace, monospace; letter-spacing: .12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(52px, 8vw, 94px); line-height: .98; letter-spacing: -.065em; }
h2 { margin: 0; font-size: 31px; letter-spacing: -.035em; }
.intro { max-width: 570px; margin: 24px 0; color: #989cac; font-size: 18px; line-height: 1.7; }
.status { display: flex; align-items: center; gap: 9px; color: #777d90; font: 500 12px ui-monospace, monospace; }
.status span { width: 7px; height: 7px; border-radius: 50%; background: #43d18f; box-shadow: 0 0 16px #43d18f; }
.panel { padding: 38px; border: 1px solid rgba(255,255,255,.09); border-radius: 22px; background: rgba(18,20,29,.82); box-shadow: 0 26px 80px rgba(0,0,0,.35); backdrop-filter: blur(18px); }
.muted { margin: 10px 0 28px; color: #8c91a1; line-height: 1.6; }
form { display: grid; gap: 10px; }
label { margin-top: 8px; color: #bfc2ce; font-size: 13px; font-weight: 600; }
input { width: 100%; padding: 13px 14px; color: #fff; background: #0b0d14; border: 1px solid #292d3a; border-radius: 10px; font: inherit; outline: none; transition: border-color .15s, box-shadow .15s; }
input:focus { border-color: #8065ed; box-shadow: 0 0 0 3px rgba(124,92,252,.15); }
button { margin-top: 12px; display: flex; justify-content: space-between; width: 100%; padding: 13px 15px; border: 0; border-radius: 10px; color: white; background: #7256e8; font: 650 14px inherit; cursor: pointer; }
button:hover { background: #8064ef; }
button:disabled { opacity: .65; cursor: wait; }
#error { min-height: 19px; margin: 4px 0 -4px; color: #ff7f8d; font-size: 13px; }
.session-actions { margin-top: 24px; }
strong { color: #c3b6ff; }
[hidden] { display: none !important; }
@media (max-width: 800px) { .shell { grid-template-columns: 1fr; gap: 20px; padding: 24px; } .brand { padding: 20px 4px; } h1 { font-size: 56px; } .intro { font-size: 16px; } .panel { padding: 28px 24px; } }