:root { color-scheme: light; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; background: #f2f8f8; font-family: Inter, "Segoe UI", Arial, sans-serif; color: #073f42; }
.login { width: min(400px, calc(100vw - 32px)); background: #fff; border: 1px solid #d8e7e9; border-radius: 18px; padding: 32px 28px; box-shadow: 0 10px 30px rgba(7, 63, 66, .08); }
h1 { margin: 0 0 4px; font-size: 22px; }
.sub { margin: 0 0 22px; color: #607d84; font-size: 14px; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; margin-bottom: 14px; color: #42686c; }
input { padding: 11px 12px; border: 1px solid #cfe0e3; border-radius: 10px; font: inherit; font-size: 15px; }
input:focus { outline: 2px solid #1faeb8; border-color: transparent; }
button { width: 100%; padding: 12px; border: 0; border-radius: 10px; background: #0b6f72; color: #fff; font: inherit; font-weight: 700; cursor: pointer; }
button:hover { background: #095c5f; }
#err { color: #a32626; font-size: 13px; min-height: 18px; margin: 12px 0 0; }