:root { color-scheme: dark; font-family: Inter, system-ui, sans-serif; background: #0b100d; color: #ecf4ed; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 50% -20%, #27452f 0, #0b100d 55%); }
.shell { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.card { width: min(100%, 560px); padding: 36px; border: 1px solid #324338; border-radius: 20px; background: rgba(20, 29, 23, .94); box-shadow: 0 24px 70px #0008; }
header { display: flex; justify-content: space-between; align-items: start; gap: 20px; }
h1 { margin: 4px 0 24px; font-size: clamp(1.8rem, 6vw, 2.6rem); }
.eyebrow { margin: 0; color: #86d49d; font-weight: 700; letter-spacing: .09em; text-transform: uppercase; font-size: .75rem; }
.subtitle, .details { color: #aab9ae; }
.status { display: flex; align-items: center; gap: 10px; padding: 18px; border-radius: 12px; background: #111914; font-weight: 700; }
.dot { width: 12px; height: 12px; border-radius: 50%; background: #999; }
.online .dot { background: #45d173; box-shadow: 0 0 12px #45d173; }
.offline .dot, .error .dot { background: #e46060; }
.details { min-height: 24px; font-size: .9rem; }
form { display: grid; gap: 10px; }
label { margin-top: 8px; font-weight: 650; }
input { width: 100%; padding: 12px 14px; border: 1px solid #48594d; border-radius: 9px; background: #0c120e; color: inherit; font: inherit; }
input:focus { outline: 2px solid #66c781; border-color: transparent; }
button { cursor: pointer; font: inherit; }
.primary { margin-top: 12px; padding: 13px 18px; border: 0; border-radius: 10px; background: #65c77f; color: #071009; font-weight: 800; }
.primary:hover { background: #7cdb96; }
.primary:disabled { cursor: not-allowed; opacity: .45; }
.link { border: 0; background: transparent; color: #aab9ae; text-decoration: underline; }
.validation { color: #ff9d9d; font-size: .9rem; }
.validation ul { padding-left: 20px; }
.message { min-height: 24px; color: #cbd8ce; }
@media (max-width: 520px) { .card { padding: 24px; } }