:root { font-family: system-ui, -apple-system, "Segoe UI", sans-serif; color: #183437; background: #f5f8f6; font-synthesis: none; }
* { box-sizing: border-box; }
body { margin: 0; }
button, input { font: inherit; }
a { color: #087f68; }
a:focus-visible, button:focus-visible, input:focus-visible { outline: 3px solid #29aa8b; outline-offset: 3px; }
.auth-shell { min-height: 100dvh; display: grid; grid-template-columns: minmax(320px, .9fr) minmax(380px, 1.1fr); }
.welcome { background: linear-gradient(150deg, #102c34, #176d5d); color: #fff; padding: clamp(28px, 5vw, 76px); display: flex; flex-direction: column; justify-content: space-between; gap: 54px; }
.brand { display: inline-flex; align-items: center; gap: 13px; color: #fff; text-decoration: none; width: fit-content; }
.brand-mark { width: 44px; height: 44px; border-radius: 13px; background: #b8efd8; color: #145441; display: grid; place-items: center; font-weight: 800; font-size: 23px; }
.brand strong, .brand small { display: block; }
.brand strong { font-size: 20px; }
.brand small { font-size: 11px; color: #cfebe2; margin-top: 2px; }
.eyebrow { display: block; color: #6ed5af; font-size: 11px; font-weight: 800; letter-spacing: .16em; }
h1 { max-width: 520px; font-size: clamp(38px, 4vw, 62px); line-height: 1.05; letter-spacing: -.06em; margin: 18px 0; }
.welcome p { max-width: 510px; color: #d6eee5; line-height: 1.7; font-size: 16px; }
.welcome-foot { font-size: 13px !important; }
.form-side { display: grid; place-items: center; padding: 28px; }
.form-card { width: min(100%, 430px); background: #fff; padding: clamp(28px, 4vw, 44px); border: 1px solid #e0eae5; border-radius: 22px; box-shadow: 0 22px 60px #20413c12; }
.form-card .eyebrow { color: #087f68; }
h2 { margin: 12px 0 7px; font-size: 32px; letter-spacing: -.045em; }
.form-card > p { color: #657b76; line-height: 1.55; margin: 0 0 28px; }
form { display: grid; gap: 18px; }
label { display: grid; gap: 8px; font-size: 13px; font-weight: 700; }
input { width: 100%; height: 48px; border-radius: 10px; border: 1px solid #bdcec7; padding: 0 14px; background: #fff; color: #183437; }
input:hover { border-color: #76a696; }
.hint { color: #657b76; font-size: 12px; line-height: 1.5; margin: -8px 0 0; }
.error { padding: 11px 13px; margin: 0; border-radius: 9px; background: #fff0ed; color: #a3342c; font-size: 13px; }
.error[hidden], [hidden] { display: none !important; }
button { min-height: 48px; border: 0; border-radius: 10px; background: #087f68; color: #fff; font-weight: 700; cursor: pointer; }
button:hover { background: #066c59; }
button:disabled { opacity: .7; cursor: wait; }
.switch { margin: 24px 0 0 !important; text-align: center; font-size: 13px; }
.switch a { font-weight: 750; text-decoration: none; }
.switch a:hover { text-decoration: underline; }
@media (max-width: 760px) { .auth-shell { grid-template-columns: 1fr; } .welcome { padding: 24px 22px; gap: 20px; } .welcome > div:nth-child(2), .welcome-foot { display: none; } .form-side { align-items: start; padding: 28px 18px 50px; } .form-card { box-shadow: 0 12px 30px #20413c0b; padding: 28px 22px; } }