/* ============================================================
   AUTH PAGES
   Path: public/css/client/auth.css
   ============================================================ */

.auth-body { background: var(--color-bg); }
.auth-skip-link { position: fixed; top: 8px; left: 8px; z-index: 20; padding: 10px 16px; border-radius: var(--radius-btn); background: var(--color-primary); color: #fff; transform: translateY(-150%); }
.auth-skip-link:focus { transform: translateY(0); }
.auth-page { position: relative; min-height: 100vh; }
.auth-brand { display: inline-flex; align-items: center; gap: 12px; color: var(--color-primary-dark); text-decoration: none; }
.auth-brand img { width: 44px; height: 44px; border: 1px solid color-mix(in srgb, var(--color-border) 80%, transparent); border-radius: 50%; object-fit: cover; }
.auth-brand span { display: grid; gap: 2px; line-height: 1; }
.auth-brand strong { font-size: .84rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.auth-brand small { color: var(--color-clay); font-family: var(--font-mono); font-size: .46rem; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
.auth-brand--floating { position: absolute; top: 32px; left: 40px; z-index: 2; }
.auth-eyebrow { margin: 0 0 14px; color: var(--color-clay); font-family: var(--font-mono); font-size: .68rem; font-weight: 700; letter-spacing: .13em; text-transform: uppercase; }
.auth-card__header { text-align: center; }
.auth-card__header h1, .auth-card__header h2 { margin: 0; color: var(--color-primary-dark); font-size: 2.45rem; font-weight: 600; letter-spacing: -.04em; }
.auth-card__header > p:last-child { max-width: 430px; margin: 12px auto 0; color: var(--color-text-muted); font-size: .94rem; line-height: 1.65; }
.auth-card__header--left { text-align: left; }
.auth-card__header--left > p:last-child { margin-left: 0; }

.auth-page--login { display: grid; place-items: center; min-height: 100svh; padding: 124px 24px 88px; overflow: hidden; }
.auth-page--login::before, .auth-page--login::after { position: absolute; content: ""; pointer-events: none; border-radius: 50%; filter: blur(1px); }
.auth-page--login::before { top: -240px; right: -180px; width: 620px; height: 620px; border: 1px solid color-mix(in srgb, var(--color-sage) 22%, transparent); box-shadow: inset 0 0 0 80px color-mix(in srgb, var(--color-sage) 2%, transparent), inset 0 0 0 160px color-mix(in srgb, var(--color-clay) 2%, transparent); }
.auth-page--login::after { bottom: -300px; left: -220px; width: 580px; height: 580px; background: radial-gradient(circle, color-mix(in srgb, var(--color-clay) 10%, transparent), transparent 66%); }
.auth-card--login { position: relative; z-index: 1; width: min(100%, 510px); padding: 46px 48px 40px; border: 1px solid var(--color-border); border-radius: 18px; background: color-mix(in srgb, var(--color-surface) 94%, transparent); box-shadow: 0 28px 90px rgba(44, 44, 44, .09), inset 0 1px 0 rgba(255,255,255,.8); backdrop-filter: blur(16px); }
.auth-card--login::before { position: absolute; top: 0; left: 56px; width: 72px; height: 3px; content: ""; background: var(--color-clay); }
.auth-form { display: grid; gap: 20px; margin-top: 34px; }
.auth-field { position: relative; display: grid; align-self: start; gap: 7px; min-width: 0; }
.auth-field > span:first-child:not(.auth-field__control),
.auth-field__label {
    position: absolute;
    z-index: 2;
    top: 12px;
    right: 18px;
    left: 18px;
    color: var(--color-clay);
    font-family: var(--font-mono);
    font-size: .62rem;
    font-weight: 700;
    letter-spacing: .1em;
    line-height: 1;
    text-transform: uppercase;
}
.auth-field > span:first-child:not(.auth-field__control):not(.auth-field__label) { pointer-events: none; }
.auth-field__label { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.auth-field__control { position: relative; display: flex; min-width: 0; align-items: center; border: 1px solid color-mix(in srgb, var(--color-border) 78%, transparent); border-radius: 12px; background: linear-gradient(180deg, color-mix(in srgb, var(--color-surface) 88%, var(--color-white)), color-mix(in srgb, var(--color-bg) 82%, var(--color-surface))); box-shadow: inset 0 1px 0 rgba(255,255,255,.86), 0 10px 26px color-mix(in srgb, var(--color-primary) 4%, transparent); transition: border-color 180ms ease, box-shadow 220ms ease, background-color 180ms ease, transform 180ms ease; }
.auth-field__control:hover { border-color: color-mix(in srgb, var(--color-sage) 24%, var(--color-border)); transform: translateY(-1px); }
.auth-field__control:focus-within { border-color: color-mix(in srgb, var(--color-sage) 54%, var(--color-border)); box-shadow: inset 0 1px 0 rgba(255,255,255,.95), 0 0 0 4px color-mix(in srgb, var(--color-sage) 10%, transparent), 0 14px 32px color-mix(in srgb, var(--color-primary) 7%, transparent); transform: translateY(-1px); }
.auth-field__control > i { position: absolute; right: 18px; color: color-mix(in srgb, var(--color-text-muted) 66%, transparent); font-size: .86rem; pointer-events: none; transition: color 180ms ease, transform 180ms ease; }
.auth-field__control:focus-within > i { color: var(--color-clay); transform: translateY(-1px); }
.auth-field input,
.auth-field select { width: 100%; min-height: 68px; padding: 26px 48px 9px 18px; border: 0; border-radius: 12px; outline: none; background: transparent; color: var(--color-primary-dark); font: inherit; font-size: .95rem; font-weight: 650; line-height: 1.25; appearance: none; }
.auth-field input::placeholder { color: color-mix(in srgb, var(--color-text-muted) 54%, transparent); opacity: 1; }
.auth-field input[readonly] { cursor: default; color: color-mix(in srgb, var(--color-primary-dark) 82%, var(--color-text-muted)); }
.auth-field input[readonly]::selection { background: color-mix(in srgb, var(--color-sage) 18%, transparent); }
.auth-field__control:has(input[readonly]) { background: color-mix(in srgb, var(--color-bg) 76%, var(--color-surface)); }
.auth-field__control:has(input[readonly]):hover { border-color: color-mix(in srgb, var(--color-border) 78%, transparent); transform: none; }
.auth-field select { cursor: pointer; color: var(--color-text); }
.auth-form.was-validated .auth-field input:invalid,
.auth-form.was-validated .auth-field select:invalid { box-shadow: inset 0 -2px 0 var(--color-danger); }
.auth-form.was-validated .auth-field.is-editing input:invalid,
.auth-form.was-validated .auth-field.is-editing select:invalid { box-shadow: none; }
.auth-field.is-editing [data-field-error],
.auth-check-field.is-editing [data-field-error] { display: none; }
.auth-form [data-field-error]:not([hidden]) { animation: auth-field-error-pop 360ms cubic-bezier(.2, .8, .2, 1); transform-origin: left center; }
.auth-field small { min-height: 0; color: var(--color-danger); font-size: .72rem; }
.auth-inline-link { position: relative; z-index: 1; padding: 0; border: 0; background: transparent; color: var(--color-clay); font: inherit; font-size: .68rem; letter-spacing: 0; text-decoration: none; text-transform: none; white-space: nowrap; }
.auth-inline-link:hover, .auth-inline-link:focus-visible { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
.auth-password-toggle { position: absolute; top: 58%; right: 8px; display: grid; place-items: center; width: 40px; height: 40px; border: 0; border-radius: 50%; background: transparent; color: var(--color-text-muted); transform: translateY(-50%); transition: color 180ms ease; }
.auth-password-toggle:hover, .auth-password-toggle:focus-visible { background: transparent; color: var(--color-primary); }
.auth-password-toggle:focus-visible { outline: 2px solid var(--color-sage); outline-offset: 1px; }
.auth-password-toggle[aria-pressed="true"] { color: var(--color-clay); }
.auth-check { display: flex; align-items: flex-start; gap: 11px; color: var(--color-text-muted); font-size: .86rem; line-height: 1.55; }
.auth-check input { width: 19px; height: 19px; margin-top: 1px; accent-color: var(--color-sage); }
.auth-check a { color: var(--color-clay); text-decoration: underline; text-underline-offset: 3px; }
.auth-check-field { display: grid; gap: 7px; }
.auth-submit, .auth-social { display: flex; align-items: center; justify-content: center; gap: 12px; width: 100%; min-height: 54px; border: 1px solid var(--color-primary); border-radius: var(--radius-btn); font-weight: 700; transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease; }
.auth-submit { background: var(--color-primary); color: #fff; box-shadow: 0 12px 28px rgba(23,24,24,.16); }
.auth-submit i { font-size: .8rem; transition: transform 180ms ease; }
.auth-submit:hover { transform: translateY(-1px); box-shadow: 0 16px 34px rgba(23,24,24,.22); }
.auth-submit:hover i { transform: translateX(4px); }
.auth-social { border-color: var(--color-border); background: var(--color-surface); color: var(--color-primary); }
.auth-social:hover { border-color: var(--color-clay); background: color-mix(in srgb, var(--color-clay) 4%, var(--color-surface)); }
.auth-google-mark { display: block; width: 20px; height: 20px; flex: 0 0 20px; }
.auth-divider { display: grid; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 14px; color: var(--color-text-muted); font-family: var(--font-mono); font-size: .58rem; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; }
.auth-divider::before, .auth-divider::after { height: 1px; content: ""; background: var(--color-border); }
.auth-switch { margin: 28px 0 0; color: var(--color-text-muted); font-size: .9rem; text-align: center; }
.auth-switch a { color: var(--color-primary); font-weight: 800; }
.auth-message { padding: 12px 14px; border: 1px solid; border-radius: var(--radius-md); font-size: .78rem; line-height: 1.5; }
.auth-message.is-error { border-color: color-mix(in srgb, var(--color-danger) 28%, transparent); background: color-mix(in srgb, var(--color-danger) 7%, var(--color-surface)); color: var(--color-danger-dark); }
.auth-message.is-success, .auth-message.is-info { border-color: color-mix(in srgb, var(--color-sage) 30%, transparent); background: color-mix(in srgb, var(--color-sage) 8%, var(--color-surface)); color: var(--color-secondary-dark); }
.auth-status { display: flex; align-items: center; gap: 12px; min-width: 0; padding: 13px 15px; border: 1px solid color-mix(in srgb, var(--color-clay) 34%, var(--color-border)); border-radius: 14px; background: color-mix(in srgb, var(--color-clay) 8%, var(--color-surface)); box-shadow: inset 0 1px 0 rgba(255,255,255,.76), 0 12px 26px color-mix(in srgb, var(--color-clay) 10%, transparent); color: var(--color-clay); font-size: .8rem; font-weight: 700; line-height: 1.5; }
.auth-status__icon { display: grid; flex: 0 0 28px; width: 28px; height: 28px; place-items: center; border-radius: 50%; background: color-mix(in srgb, var(--color-clay) 13%, var(--color-white)); color: var(--color-clay); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-clay) 22%, transparent); }
.auth-status__icon i { font-size: .72rem; }
.auth-status > span:last-child { min-width: 0; overflow-wrap: anywhere; }

.auth-minimal-footer { position: absolute; right: 40px; bottom: 28px; left: 40px; display: flex; justify-content: flex-end; gap: 24px; color: var(--color-text-muted); font-family: var(--font-mono); font-size: .58rem; letter-spacing: .08em; text-transform: uppercase; }
.auth-minimal-footer span { margin-right: auto; }

.auth-page--recovery {
    display: grid;
    justify-items: center;
    min-height: 100svh;
    padding: 118px 40px 92px;
    overflow: hidden;
}

.auth-page--recovery,
.auth-page--recovery * {
    box-sizing: border-box;
}

.auth-page--recovery::before,
.auth-page--recovery::after {
    position: absolute;
    content: "";
    pointer-events: none;
}

.auth-page--recovery::before {
    top: -220px;
    right: -160px;
    width: 560px;
    height: 560px;
    border: 1px solid color-mix(in srgb, var(--color-clay) 20%, transparent);
    border-radius: 50%;
    box-shadow:
        inset 0 0 0 72px color-mix(in srgb, var(--color-clay) 3%, transparent),
        inset 0 0 0 150px color-mix(in srgb, var(--color-sage) 3%, transparent);
}

.auth-page--recovery::after {
    bottom: -260px;
    left: -180px;
    width: 540px;
    height: 540px;
    border-radius: 50%;
    background: radial-gradient(circle, color-mix(in srgb, var(--color-sage) 12%, transparent), transparent 68%);
}

.auth-recovery-shell {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, 360px);
    gap: 28px;
    width: 100%;
    max-width: 980px;
    margin: auto;
    align-items: stretch;
}

.auth-recovery-panel,
.auth-recovery-note {
    min-width: 0;
    border: 1px solid color-mix(in srgb, var(--color-border) 86%, transparent);
    background: color-mix(in srgb, var(--color-surface) 94%, transparent);
    box-shadow: 0 28px 90px rgba(44, 44, 44, .09), inset 0 1px 0 rgba(255,255,255,.82);
    backdrop-filter: blur(16px);
}

.auth-recovery-panel {
    width: 100%;
    padding: 48px;
    border-radius: 18px;
}

.auth-recovery-panel h1 {
    max-width: 560px;
    margin: 0;
    color: var(--color-primary-dark);
    font-size: clamp(2.35rem, 5vw, 4.45rem);
    font-weight: 600;
    letter-spacing: -.055em;
    line-height: .98;
    overflow-wrap: anywhere;
}

.auth-recovery-panel > p:not(.auth-eyebrow) {
    max-width: 540px;
    margin: 22px 0 0;
    color: var(--color-text-muted);
    font-size: .98rem;
    line-height: 1.7;
    overflow-wrap: anywhere;
}

.auth-form--recovery {
    max-width: 500px;
    margin-top: 36px;
}

.auth-submit[aria-disabled="true"] {
    cursor: default;
}

.auth-recovery-note {
    display: flex;
    flex-direction: column;
    width: 100%;
    padding: 34px;
    border-radius: 18px;
    background:
        linear-gradient(180deg, color-mix(in srgb, var(--color-sage) 8%, var(--color-surface)), var(--color-surface));
}

.auth-recovery-note__mark {
    display: grid;
    width: 54px;
    height: 54px;
    margin-bottom: 42px;
    place-items: center;
    border: 1px solid color-mix(in srgb, var(--color-clay) 28%, var(--color-border));
    border-radius: 50%;
    background: var(--color-bg);
    color: var(--color-clay);
}

.auth-recovery-note h2 {
    margin: 0;
    color: var(--color-primary-dark);
    font-size: 1.45rem;
    font-weight: 600;
    letter-spacing: -.035em;
    line-height: 1.22;
    overflow-wrap: anywhere;
}

.auth-recovery-note ul {
    display: grid;
    gap: 18px;
    margin: 34px 0;
    padding: 0;
    list-style: none;
}

.auth-recovery-note li {
    display: grid;
    grid-template-columns: 38px minmax(0, 1fr);
    gap: 12px;
    color: var(--color-text-muted);
    font-size: .86rem;
    line-height: 1.55;
    min-width: 0;
    overflow-wrap: anywhere;
}

.auth-recovery-note li span {
    color: var(--color-clay);
    font-family: var(--font-mono);
    font-size: .68rem;
    font-weight: 800;
    letter-spacing: .12em;
}

.auth-recovery-note a {
    margin-top: auto;
    color: var(--color-primary);
    font-weight: 800;
    text-decoration: underline;
    text-underline-offset: 4px;
}

.auth-page--register { display: grid; grid-template-columns: minmax(360px, .86fr) minmax(620px, 1.14fr); }
.auth-story { position: sticky; top: 0; height: 100vh; min-height: 680px; overflow: hidden; background: var(--color-panel-dark); color: #fff; }
.auth-story > img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.62) contrast(.9); }
.auth-story__shade { position: absolute; inset: 0; background: linear-gradient(180deg, rgba(20,20,19,.4), rgba(20,20,19,.18) 38%, rgba(20,20,19,.9)), linear-gradient(90deg, rgba(20,20,19,.38), transparent); }
.auth-brand--light { position: absolute; top: 38px; left: 44px; color: #fff; }
.auth-brand--light img { border-color: rgba(255,255,255,.3); }
.auth-story__copy { position: absolute; right: 44px; bottom: 112px; left: 44px; max-width: 560px; }
.auth-story__copy h1 { max-width: 520px; margin: 0; color: #fff; font-size: clamp(2.8rem, 4.2vw, 5rem); font-weight: 500; letter-spacing: -.055em; line-height: 1.02; }
.auth-story__copy > p:not(.auth-eyebrow) { max-width: 500px; margin: 24px 0; color: rgba(255,255,255,.74); font-size: 1rem; }
.auth-story__copy ul { display: flex; flex-wrap: wrap; gap: 10px 22px; padding: 0; list-style: none; color: rgba(255,255,255,.86); font-family: var(--font-mono); font-size: .62rem; letter-spacing: .06em; text-transform: uppercase; }
.auth-story__copy li::before { margin-right: 8px; color: var(--color-clay); content: "—"; }
.auth-story__note { position: absolute; bottom: 36px; left: 44px; margin: 0; color: rgba(255,255,255,.5); font-family: var(--font-mono); font-size: .59rem; letter-spacing: .08em; text-transform: uppercase; }
.auth-register-panel { display: flex; flex-direction: column; min-height: 100vh; padding: 82px 8vw 30px; background: var(--color-bg); }
.auth-register-panel__inner { width: 100%; max-width: 650px; margin: auto; }
.auth-form--register { gap: 22px; }
.auth-form__grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.auth-field--wide { grid-column: 1 / -1; }
.auth-panel-footer { display: flex; gap: 24px; width: 100%; max-width: 650px; margin: 64px auto 0; padding-top: 22px; border-top: 1px solid var(--color-border); color: var(--color-text-muted); font-family: var(--font-mono); font-size: .58rem; letter-spacing: .08em; text-transform: uppercase; }
.auth-panel-footer span { margin-right: auto; }

html.dark .auth-card--login, html.dark .auth-social { background: var(--color-surface); }
html.dark .auth-recovery-panel,
html.dark .auth-recovery-note { background: var(--color-surface); }
html.dark .auth-status { color: var(--color-clay); }
html.dark .auth-status__icon { background: color-mix(in srgb, var(--color-clay) 16%, var(--color-surface)); color: var(--color-clay); box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-clay) 26%, transparent); }
html.dark .auth-field__control { background: color-mix(in srgb, var(--color-surface-alt) 88%, var(--color-surface)); box-shadow: inset 0 1px 0 rgba(255,255,255,.05), 0 10px 26px rgba(0,0,0,.18); }

@keyframes auth-field-error-pop {
    0% { opacity: 0; transform: translateY(-3px) scale(.98); }
    28% { opacity: 1; transform: translateX(-3px) scale(1.01); }
    52% { transform: translateX(3px); }
    74% { transform: translateX(-1px); }
    100% { opacity: 1; transform: translateX(0) scale(1); }
}

@media (max-width: 1200px) {
    .auth-page--register { grid-template-columns: minmax(340px, .78fr) minmax(560px, 1.22fr); }
    .auth-register-panel { padding-inline: 6vw; }
    .auth-story__copy { right: 32px; left: 32px; }
}
@media (max-width: 992px) {
    .auth-page--register { display: block; }
    .auth-story { position: relative; height: 480px; min-height: 0; }
    .auth-story__copy { bottom: 58px; }
    .auth-story__copy h1 { font-size: 3.4rem; }
    .auth-story__copy ul, .auth-story__note { display: none; }
    .auth-register-panel { min-height: auto; padding: 64px 32px 28px; }
    .auth-page--recovery { padding: 110px 24px 92px; }
    .auth-recovery-shell { grid-template-columns: 1fr; max-width: 620px; }
    .auth-recovery-note__mark { margin-bottom: 28px; }
}
@media (max-width: 768px) {
    .auth-brand--floating { top: 22px; left: 24px; }
    .auth-minimal-footer { right: 24px; bottom: 20px; left: 24px; }
    .auth-page--login { padding: 110px 16px 84px; }
    .auth-card--login { padding: 38px 28px 32px; }
    .auth-card__header h1, .auth-card__header h2 { font-size: 2rem; }
    .auth-recovery-panel { padding: 40px 28px 32px; }
    .auth-recovery-note { padding: 28px; }
}
@media (max-width: 576px) {
    .auth-brand strong { font-size: .72rem; }
    .auth-story { height: 420px; }
    .auth-brand--light { top: 24px; left: 20px; }
    .auth-story__copy { right: 20px; bottom: 42px; left: 20px; }
    .auth-story__copy h1 { font-size: 2.55rem; }
    .auth-story__copy > p:not(.auth-eyebrow) { margin-bottom: 0; font-size: .9rem; }
    .auth-register-panel { padding: 48px 16px 24px; }
    .auth-form__grid { grid-template-columns: 1fr; }
    .auth-field--wide { grid-column: auto; }
    .auth-panel-footer { flex-wrap: wrap; margin-top: 42px; }
    .auth-panel-footer span { width: 100%; }
    .auth-minimal-footer { gap: 14px; }
    .auth-page--recovery {
        display: block;
        padding: 94px 16px 84px;
        overflow-x: hidden;
    }

    .auth-recovery-shell {
        display: flex;
        width: 100%;
        max-width: none;
        margin: 0;
        flex-direction: column;
    }

    .auth-recovery-panel,
    .auth-recovery-note {
        width: 100%;
        max-width: 100%;
        border-radius: 16px;
    }

    .auth-form--recovery,
    .auth-message,
    .auth-submit,
    .auth-switch {
        width: 100%;
        max-width: 100%;
        min-width: 0;
    }

    .auth-recovery-panel h1 { font-size: 2.25rem; line-height: 1.04; }
    .auth-recovery-panel > p:not(.auth-eyebrow) { font-size: .9rem; }
    .auth-recovery-note li { grid-template-columns: 32px minmax(0, 1fr); }
}
@media (max-width: 450px) {
    .auth-brand small { display: none; }
    .auth-card--login { padding-inline: 20px; }
    .auth-card__header > p:last-child { font-size: .86rem; }
    .auth-field__label { gap: 8px; }
    .auth-inline-link { font-size: .64rem; }
    .auth-field input,
    .auth-field select { min-height: 54px; padding-left: 16px; }
    .auth-minimal-footer a { display: none; }
    .auth-recovery-panel,
    .auth-recovery-note { padding-inline: 20px; }
    .auth-recovery-panel h1 { font-size: 1.9rem; }
    .auth-recovery-note h2 { font-size: 1.25rem; }
}
@media (prefers-reduced-motion: reduce) {
    .auth-form [data-field-error]:not([hidden]) { animation: none; }
    .auth-submit, .auth-social, .auth-password-toggle, .auth-field__control, .auth-field__control > i { transition: none; }
    .auth-field__control:hover,
    .auth-field__control:focus-within {
        transform: none;
    }

    .auth-password-toggle:hover,
    .auth-password-toggle:focus-visible {
        transform: translateY(-50%);
    }
}