.auth-page { display: flex; min-height: 100vh; min-height: 100svh; flex-direction: column; }
.auth-main { display: grid; flex: 1; grid-template-columns: minmax(0, 1fr) minmax(0, 400px); gap: 100px; align-items: start; padding-block: 80px; }
.auth-intro { padding-top: 8px; }
.auth-intro h1 { max-width: 470px; font-size: clamp(36px, 4.5vw, 50px); line-height: 1.15; }
.auth-intro h1 span { color: var(--secondary); }
.auth-intro .lead { max-width: 390px; font-size: 16px; }
.auth-features { display: flex; flex-direction: column; gap: 18px; margin: 36px 0 0; padding: 0; list-style: none; }
.auth-features li { display: flex; align-items: baseline; gap: 14px; color: #666; font-size: 14px; line-height: 1.7; }
.auth-features span { color: var(--secondary); font-size: 11px; font-variant-numeric: tabular-nums; }
.auth-docs { margin-top: 34px; color: var(--accent); font-size: 13px; }
.auth-form-area h2 { font-size: 26px; }
.auth-signin { margin: 12px 0 30px; color: #777; font-size: 14px; line-height: 1.7; }
.auth-signin a { color: var(--accent); }
.auth-field { margin-bottom: 22px; }
.auth-field label { display: block; margin-bottom: 9px; color: var(--accent); font-size: 13px; font-weight: 500; }
.auth-field input { width: 100%; min-height: 48px; padding: 12px 14px; border: 1px solid #d9dfe5; border-radius: 4px; background: #fff; color: #222; font: inherit; font-size: 15px; }
.auth-field input::placeholder { color: #999; }
.auth-field input:hover { border-color: #a9b6c6; }
.auth-field input:focus { outline: 2px solid #00224722; outline-offset: 1px; border-color: var(--accent); }
.auth-field input[aria-invalid="true"] { border-color: var(--secondary); }
.password-field { position: relative; }
.password-field input { padding-right: 88px; }
.password-toggle { position: absolute; top: 50%; right: 9px; transform: translateY(-50%); padding: 7px; color: #667486; font-size: 12px; text-decoration: none; }
.password-toggle:hover { color: var(--accent); }
.auth-hint, .auth-field-error { margin: 9px 0 0; font-size: 12px; line-height: 1.6; }
.auth-hint { color: #777; }
.auth-field-error { color: #b10010; }
.auth-error { margin-bottom: 24px; padding: 13px 15px; border-left: 2px solid var(--secondary); background: #fdf0f1; color: #9b0010; font-size: 13px; line-height: 1.7; overflow-wrap: anywhere; }
.auth-submit { display: block; width: 100%; min-height: 48px; margin-top: 28px; padding: 13px 18px; border: 1px solid var(--accent); border-radius: 4px; background: var(--accent); color: #fff; font: inherit; font-size: 14px; font-weight: 500; text-decoration: none; }
.auth-submit:hover { background: var(--accent-hover); border-color: var(--accent-hover); color: #fff; }
.auth-submit:disabled { cursor: wait; opacity: .7; }
.auth-legal { margin: 18px 0 0; color: #888; font-size: 12px; line-height: 1.8; }
.auth-legal a { color: #667486; }
@media (prefers-reduced-motion: no-preference) {
    .auth-field input { transition: border-color 150ms ease, outline-color 150ms ease; }
}
@media (max-width: 900px) {
    .auth-main { gap: 48px; grid-template-columns: minmax(0, 1fr) minmax(0, 360px); }
}
@media (max-width: 720px) {
    .auth-main { max-width: 460px; width: 100%; margin-inline: auto; grid-template-columns: 1fr; gap: 42px; padding-block: 44px 56px; }
    .auth-intro h1 { font-size: 34px; }
    .auth-intro .lead { margin-top: 18px; font-size: 15px; }
    .auth-features, .auth-docs { display: none; }
    .auth-form-area { padding-top: 30px; border-top: 1px solid #e5e5e5; }
    .auth-form-area h2 { font-size: 23px; }
    .auth-field input { font-size: 16px; }
}