/* Standalone authentication surface; no dashboard data is loaded before login. */
:root { color-scheme: dark; font-family: Inter, "Segoe UI", sans-serif; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; color: #eff6ff; background: radial-gradient(ellipse at 16% 15%, #153b56 0, transparent 45%), radial-gradient(ellipse at 90% 70%, #142a44 0, transparent 42%), #07121e; }
body::before { content: ""; position: fixed; inset: 0; pointer-events: none; background-image: linear-gradient(#ffffff03 1px, transparent 1px), linear-gradient(90deg, #ffffff03 1px, transparent 1px); background-size: 64px 64px; }
.login-layout { position: relative; width: min(100% - 40px, 520px); margin: auto; padding: 44px 0 28px; }
.brand-introduction { text-align: center; margin-bottom: 28px; }
.brand-mark { width: 45px; height: 45px; margin: auto auto 22px; border: 1px solid #5faed455; border-radius: 13px; display: grid; place-content: center; background: #112b3e; font-size: 24px; font-weight: 750; position: relative; }
.brand-mark span { color: #63dfcc; position: absolute; right: 6px; top: 5px; }
.eyebrow { font-size: 10px; font-weight: 600; letter-spacing: .23em; color: #86b3c7; }
h1 { font-size: clamp(42px, 7vw, 58px); letter-spacing: -.04em; margin: 14px 0 8px; font-weight: 750; }
h1 span { color: #57d4c6; }
.brand-promise { font-size: clamp(17px, 3vw, 22px); line-height: 1.5; margin: 0; color: #a7bbcc; font-weight: 350; }
.brand-promise strong { color: #eef7ff; font-weight: 500; }
.brand-line { width: 54px; height: 2px; background: linear-gradient(90deg, #45bfdb, #65ddbf); margin: 22px auto 0; }
.login-card { background: #ffffff; border: 1px solid #dce5ed; color: #122d40; padding: 30px 34px; border-radius: 18px; box-shadow: 0 24px 80px #0005; color-scheme: light; }
.card-heading { display: flex; gap: 7px; align-items: center; font-size: 10px; letter-spacing: .14em; color: #58727c; font-weight: 650; }
.secure-dot { width: 6px; height: 6px; border-radius: 50%; background: #20bba0; }
h2 { font-size: 27px; margin: 13px 0 8px; letter-spacing: -.025em; }
.card-description { margin: 0 0 24px; color: #647687; font-size: 13px; line-height: 1.6; }
label { display: block; margin: 17px 0 8px; font-size: 12px; font-weight: 650; }
input { display: block; width: 100%; background: #f7f9fb; border: 1px solid #d9e2e9; border-radius: 8px; padding: 13px 14px; font: inherit; font-size: 14px; color: #122d40; }
input:focus { outline: 3px solid #43c5bd25; border-color: #259caa; }
button { margin-top: 24px; display: flex; justify-content: space-between; width: 100%; padding: 14px 18px; background: #12394c; border: 0; border-radius: 8px; color: white; font: inherit; font-size: 14px; font-weight: 600; cursor: pointer; }
button:hover { background: #19546a; }
button:focus-visible { outline: 3px solid #27b8a4; outline-offset: 3px; }
.administrator-note { text-align: center; font-size: 12px; color: #72838f; margin: 22px 0 0; }
.login-error { border: 1px solid #f0c3c3; background: #fff1f0; color: #9d3333; padding: 12px; border-radius: 8px; font-size: 13px; }
footer { text-align: center; color: #7f9aaf; font-size: 11px; margin-top: 23px; line-height: 1.5; }
@media (max-width: 520px) { .login-layout { padding-top: 25px; } .login-card { padding: 25px 22px; } }