:root { color-scheme: light; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: #132238; background: #eef2f7; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; background: radial-gradient(circle at 18% 16%, #244b75 0, #10263f 34%, #081728 70%); }
.login-shell { width: min(1120px, calc(100% - 40px)); min-height: 680px; margin: max(32px, 7vh) auto; display: grid; grid-template-columns: 1.25fr .75fr; overflow: hidden; border: 1px solid rgba(255,255,255,.12); border-radius: 28px; box-shadow: 0 32px 80px rgba(1,12,26,.38); }
.login-intro { position: relative; padding: 72px; color: #fff; background: linear-gradient(145deg, rgba(14,44,75,.96), rgba(21,78,104,.82)); display: flex; flex-direction: column; justify-content: center; }
.login-intro::after { content: ""; position: absolute; inset: auto -100px -170px auto; width: 420px; height: 420px; border-radius: 50%; border: 70px solid rgba(65,207,181,.1); }
.brand-mark { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 16px; font-weight: 800; font-size: 24px; color: #0d3249; background: #6ee7ce; margin-bottom: 64px; }
.eyebrow { letter-spacing: .16em; font-size: 12px; font-weight: 800; color: #57d6bd; }
h1 { max-width: 650px; margin: 14px 0 20px; font-size: clamp(40px, 5vw, 68px); line-height: 1.03; letter-spacing: -.045em; }
.lead { max-width: 560px; color: #c9d9e8; font-size: 18px; line-height: 1.65; }
.trust-row { display: flex; gap: 10px; margin-top: 46px; flex-wrap: wrap; }
.trust-row span { padding: 9px 13px; border: 1px solid rgba(255,255,255,.18); border-radius: 999px; color: #dbe8f3; font-size: 13px; }
.login-panel { padding: 62px 48px; background: #fbfcfe; display: flex; flex-direction: column; justify-content: center; }
.panel-copy h2 { margin: 7px 0; font-size: 34px; letter-spacing: -.03em; }
.panel-copy > p:last-child, .privacy-note { color: #68778a; }
.demo-credentials { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 16px; margin-top: 24px; padding: 16px; border: 1px solid #b9e5dc; border-radius: 14px; background: #edf9f6; color: #173f45; }
.demo-credentials div { display: grid; gap: 4px; }
.demo-credentials strong { color: #0d6258; }
.demo-credentials span { font-size: 13px; overflow-wrap: anywhere; }
.demo-credentials button { height: 40px; margin: 0; padding: 0 14px; white-space: nowrap; background: #0d6b62; }
.demo-credentials button:hover { background: #09574f; }
form { display: grid; gap: 10px; margin-top: 34px; }
label { margin-top: 9px; font-size: 13px; font-weight: 750; }
input { width: 100%; height: 48px; padding: 0 14px; border: 1px solid #ccd5e0; border-radius: 11px; background: #fff; color: #132238; font: inherit; outline: none; }
input:focus { border-color: #267995; box-shadow: 0 0 0 4px rgba(38,121,149,.12); }
button { height: 50px; margin-top: 12px; border: 0; border-radius: 11px; color: #fff; background: #174f70; font: inherit; font-weight: 800; cursor: pointer; }
button:hover { background: #103e5a; }
button:disabled { opacity: .65; cursor: wait; }
.form-error { min-height: 20px; margin: 3px 0 -3px; color: #b42318; font-size: 13px; }
.privacy-note { margin-top: 30px; font-size: 12px; line-height: 1.5; }
@media (max-width: 820px) { .login-shell { grid-template-columns: 1fr; margin: 0; width: 100%; min-height: 100vh; border: 0; border-radius: 0; } .login-intro { min-height: 300px; padding: 36px 28px; } .brand-mark { margin-bottom: 34px; } h1 { font-size: 40px; } .trust-row { margin-top: 20px; } .login-panel { padding: 42px 28px; } .demo-credentials { grid-template-columns: 1fr; } }