.auth-body { --page-max-width: 1216px; }
.auth-page { width: min(var(--page-max-width), 100%); min-height: calc(100svh - 202px); margin: auto; padding: 90px var(--page-gutter) 100px; display: grid; grid-template-columns: 1fr .88fr; gap: clamp(64px, 8vw, 120px); align-items: center; }
.auth-intro .eyebrow { color: var(--text-muted); margin-bottom: 26px; }
.auth-intro h1 { font-size: clamp(3.2rem, 5.5vw, 5.4rem); font-weight: 620; line-height: 1.09; }
.auth-intro h1 span { color: var(--text-muted); }
.auth-intro-description { margin-top: 30px; color: var(--text-muted); font-size: .95rem; line-height: 1.8; }
.auth-intro-link { margin-top: 32px; font-size: .82rem; }
.auth-panel { padding-block: 12px; }
.auth-panel > .eyebrow { margin-bottom: 14px; color: var(--text-muted); }
.auth-panel h2 { font-size: 2rem; font-weight: 620; }
.auth-description { margin-top: 12px; color: var(--text-muted); font-size: .88rem; line-height: 1.7; }
.auth-form { margin-top: 34px; }
.auth-body [hidden] { display: none !important; }
.login-options { display: flex; align-items: center; flex-wrap: wrap; gap: 0 26px; margin-top: 18px; }
.login-options label { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; font-size: .82rem; font-weight: 550; cursor: pointer; }
.login-options input { width: 17px; height: 17px; margin: 0; accent-color: var(--text); cursor: pointer; }
.login-options input:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; }
.login-options-hint { font-size: .75rem; line-height: 1.6; color: var(--text-muted); }
.saved-login-state { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 4px 16px; min-height: 54px; padding-block: 5px; }
.saved-login-state p { font-size: .9rem; line-height: 1.6; }
.saved-login-state strong { font-weight: 700; color: var(--text); }
.saved-login-state .auth-inline-action { flex-shrink: 0; min-height: 44px; font-weight: 600; }
.auth-inline-action { display: inline-flex; align-items: center; min-height: 36px; padding: 4px 0; border: 0; background: transparent; color: var(--text-muted); font-size: .75rem; line-height: 1.5; text-decoration: underline; text-underline-offset: 4px; cursor: pointer; transition: color 180ms var(--ease-out); }
.auth-inline-action:hover { color: var(--text); }
.saved-login-state #change-api-key { color: oklch(48% .19 25); }
.saved-login-state #change-api-key:hover { color: oklch(39% .16 25); }
.saved-login-state #change-api-key:focus-visible { outline-color: currentColor; }
.auth-inline-action:focus-visible { outline: 2px solid var(--text); outline-offset: 3px; border-radius: 3px; }
.forget-login-form { display: flex; justify-content: flex-end; margin-top: 7px; }
.auth-field + .auth-field { margin-top: 23px; }
.auth-field label { display: block; margin-bottom: 9px; font-size: .84rem; font-weight: 600; }
.auth-field input { width: 100%; min-height: 54px; padding: 13px 16px; background: transparent; border: 1px solid var(--line); border-radius: 9px; font-size: .9rem; transition: background 180ms, border-color 180ms; }
.auth-field input::placeholder { color: var(--text-muted); font-size: .85rem; }
.auth-field input:hover { border-color: var(--line-strong); }
.auth-field input:focus { outline: 2px solid var(--text); outline-offset: 2px; border-color: var(--text); background: var(--surface); }
.auth-field input[aria-invalid="true"] { border-color: var(--text); border-width: 2px; padding: 12px 15px; }
.field-hint { margin-top: 8px; font-size: .75rem; color: var(--text-muted); }
.api-key-issuance { display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 9px 12px; border: 1px solid oklch(87% .05 260); border-radius: 8px; background: oklch(96% .02 260); color: oklch(43% .17 260); font-size: .8rem; font-weight: 650; line-height: 1.4; white-space: nowrap; text-decoration: none; transition: background-color 180ms var(--ease-out), border-color 180ms var(--ease-out); }
.api-key-issuance:hover { background: oklch(92% .04 260); border-color: oklch(74% .1 260); }
.api-key-issuance:active { background: oklch(89% .055 260); }
.api-key-issuance:focus-visible { outline: 2px solid currentColor; outline-offset: 3px; }
.api-key-issuance span { transition: transform 180ms var(--ease-out); }
.api-key-issuance:hover span { transform: translate(2px, -2px); }
@media (prefers-reduced-motion: reduce) {
    .api-key-issuance, .api-key-issuance span, .auth-inline-action { transition: none; }
    .api-key-issuance:hover span { transform: none; }
}
.field-error { margin-top: 8px; font-size: .78rem; font-weight: 550; }
.field-error::before { content: "!"; display: inline-flex; justify-content: center; align-items: center; width: 15px; height: 15px; border: 1px solid currentColor; border-radius: 50%; margin-right: 7px; font-size: .65rem; }
.auth-feedback { padding: 13px 15px; margin-top: 22px; background: var(--surface-muted); border: 1px solid var(--line-strong); border-radius: 9px; font-size: .8rem; }
.auth-submit { width: 100%; margin-top: 28px; min-height: 56px; justify-content: space-between; padding-inline: 22px; }
.auth-submit:hover > [data-button-label] { transform: none; }
.auth-submit[disabled] .auth-arrow { transform: none; }
.auth-progress { min-height: 0; margin-top: 0; color: var(--text-muted); font-size: .75rem; }
.auth-progress:not(:empty) { margin-top: 10px; }
.auth-note { margin-top: 26px; padding-top: 22px; border-top: 1px solid var(--line); }
.auth-note p { color: var(--text-muted); font-size: .75rem; line-height: 1.8; }
.auth-note p + p { margin-top: 4px; }
.auth-connected { margin-top: 32px; padding-block: 24px; border-block: 1px solid var(--line); }
.profile-pending { overflow: hidden; }
.profile-overlay { position: fixed; inset: 0; z-index: 150; display: grid; place-items: center; padding: 24px; background: rgb(0 0 0 / .42); backdrop-filter: blur(8px); overflow-y: auto; }
.profile-overlay.is-native { display: contents; }
.profile-dialog { position: relative; inset: auto; width: min(520px, 100%); max-width: calc(100vw - 32px); max-height: calc(100svh - 48px); margin: auto; padding: 36px 38px 24px; border: 1px solid var(--line); border-radius: 20px; background: var(--surface); color: var(--text); overflow-y: auto; box-shadow: 0 30px 100px rgb(0 0 0 / .12); }
.profile-overlay.is-native .profile-dialog { position: fixed; inset: 0; height: fit-content; }
.profile-dialog::backdrop { background: rgb(0 0 0 / .42); backdrop-filter: blur(8px); }
.profile-dialog-heading { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 22px; }
.profile-dialog-heading .eyebrow { color: var(--text-muted); font-size: .64rem; }
.profile-required-label { font-size: .7rem; color: var(--text-muted); }
.profile-dialog h2 { font-size: 2rem; line-height: 1.25; font-weight: 620; }
.profile-form { margin-top: 24px; }
.profile-form .auth-field + .auth-field { margin-top: 17px; }
.profile-form .auth-field input { min-height: 48px; padding-block: 10px; }
.profile-form .auth-field input[aria-invalid="true"] { padding-block: 9px; }
.profile-form .auth-submit { margin-top: 24px; min-height: 52px; }
.profile-logout { text-align: center; margin-top: 8px; }
.profile-logout button { padding: 10px 12px; border: 0; background: transparent; color: var(--text-muted); font-size: .76rem; text-decoration: underline; text-underline-offset: 4px; }
.profile-logout button:hover { color: var(--text); }
.auth-legal-links { display: flex; gap: 20px; flex-wrap: wrap; margin-top: 12px; }
.auth-legal-links a { display: inline-flex; align-items: center; gap: 5px; min-height: 36px; font-size: .75rem; text-decoration: none; }
.auth-legal-links a:hover { text-decoration: underline; }
.profile-consents { min-width: 0; margin: 27px 0 0; padding: 16px 0 0; border: 0; border-top: 1px solid var(--line); }
.profile-consents legend { padding: 0 12px 0 0; font-size: .87rem; font-weight: 650; }
.consent-item + .consent-item { margin-top: 8px; }
.consent-check-row { display: flex; gap: 12px; align-items: center; justify-content: space-between; }
.consent-check-row label { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; min-height: 44px; cursor: pointer; font-size: .82rem; line-height: 1.55; }
.consent-check-row input { flex: 0 0 18px; width: 18px; height: 18px; margin: 0; accent-color: var(--text); }
.consent-check-row input[aria-invalid="true"] { outline: 2px solid var(--text); outline-offset: 2px; }
.consent-check-row label b { font-weight: 650; }
.consent-check-row > a { display: inline-flex; align-items: center; justify-content: center; gap: 4px; min-width: 44px; min-height: 44px; flex-shrink: 0; font-size: .73rem; color: var(--text-muted); text-decoration: none; }
.consent-check-row > a:hover { color: var(--text); text-decoration: underline; }
.consent-summary { margin: 5px 0 4px 28px; padding: 14px 16px; border-radius: 8px; background: var(--surface-muted); font-size: .73rem; line-height: 1.7; }
.consent-summary dl { display: grid; gap: 8px; margin: 0; }
.consent-summary dl > div { display: grid; grid-template-columns: 52px minmax(0, 1fr); gap: 8px; }
.consent-summary dt { color: var(--text-muted); }
.consent-summary dd { margin: 0; }
.consent-summary p { margin-top: 12px; padding-top: 10px; border-top: 1px solid var(--line); color: var(--text-muted); }
.consent-summary strong { font-weight: 600; }
.consent-item .field-error { margin-left: 28px; }
.profile-existing-info { margin: 0 0 22px; border-block: 1px solid var(--line); }
.profile-existing-info > div { display: grid; grid-template-columns: 66px minmax(0, 1fr); gap: 15px; padding-block: 10px; font-size: .82rem; }
.profile-existing-info dt { color: var(--text-muted); }
.profile-existing-info dd { margin: 0; }
@media (prefers-reduced-motion: no-preference) {
    .auth-intro, .auth-panel { animation: auth-enter 650ms var(--ease-out) both; }
    .auth-panel { animation-delay: 90ms; }
    .profile-dialog { animation: auth-enter 350ms var(--ease-out) both; }
}
@keyframes auth-enter { from { opacity: 0; transform: translateY(16px); } to { opacity: 1; transform: translateY(0); } }
@media (max-width: 900px) {
    .auth-page { padding-block: 64px 80px; gap: 48px; grid-template-columns: 1fr 1fr; }
    .auth-intro h1 { font-size: clamp(2.8rem, 5vw, 4rem); }
    .auth-panel h2 { font-size: 1.7rem; }
}
@media (max-width: 680px) {
    .auth-body { --page-max-width: 500px; --page-gutter: 24px; }
    .auth-page { display: block; padding-block: 42px 64px; }
    .auth-intro { display: none; }
    .auth-panel { padding: 0; }
    .auth-panel h2 { font-size: 2rem; }
    .auth-form { margin-top: 30px; }
    .auth-field input { font-size: 16px; }
    .profile-overlay { padding: 16px; }
    .profile-dialog { padding: 28px 24px 18px; max-height: calc(100svh - 32px); border-radius: 16px; }
    .profile-dialog h2 { font-size: 1.8rem; }
    .profile-dialog .auth-description { font-size: .82rem; }
    .consent-check-row label { font-size: .77rem; }
    .consent-summary { margin-left: 0; padding: 12px; }
    .consent-summary dl > div { grid-template-columns: 48px minmax(0, 1fr); }
}