:root { color-scheme: dark; font-family: Arial, Helvetica, sans-serif; background: #121b31; color: #fff8f8; }
* { box-sizing: border-box; }
body { min-height: 100vh; min-height: 100dvh; margin: 0; display: grid; place-items: center; padding: 1.25rem; background: #121b31; }
.panel { width: min(100%, 28rem); padding: clamp(1.5rem, 5vw, 2.5rem); border: 1px solid #74506b; border-radius: 1.25rem; background: #1d2540; box-shadow: 0 1rem 3rem #090e20; }
.back { color: #ffd3e5; text-decoration: none; }
.back:focus-visible { outline: 3px solid #fff; outline-offset: 4px; }
.eyebrow { margin: 2rem 0 .5rem; color: #ffc3dd; font-size: .8rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1 { margin: 0 0 1rem; font-size: clamp(1.7rem, 5vw, 2.2rem); }
.notice { line-height: 1.6; color: #f3dce8; }
form { display: grid; gap: .65rem; margin-top: 1.5rem; }
label { font-weight: 700; }
input, button { min-height: 3rem; width: 100%; border-radius: .65rem; font: inherit; }
input { margin-bottom: .75rem; padding: .6rem .8rem; border: 1px solid #81768c; background: #11182d; color: #fff; }
button { margin-top: .25rem; border: 0; background: #a74670; color: #fff; font-weight: 800; }
button:disabled, input:disabled { opacity: .65; cursor: not-allowed; }