/**
 * ChatGuard – Auth pages (login, register, recover)
 * Minimal centered forms · navbar + theme preserved
 */

.auth-layout {
    --auth-nav-h: calc(52px + var(--safe-top, env(safe-area-inset-top, 0px)));
    --auth-foot-h: 52px;
    --auth-form-w: 400px;
    --auth-form-w-wide: 440px;
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    min-height: 100dvh;
    min-height: var(--app-vh, 100dvh);
    background: var(--bg-base);
    position: relative;
    isolation: isolate;
    overflow-x: clip;
    box-sizing: border-box;
}

body.auth-layout {
    padding-left: 0;
    padding-right: 0;
}

.auth-layout::before {
    content: '';
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 60% 50% at 80% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 55%),
        radial-gradient(ellipse 40% 40% at 0% 100%, color-mix(in srgb, var(--accent) 6%, transparent), transparent 50%);
}

.auth-ambient {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.auth-ambient__blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}

.auth-ambient__blob--1 {
    width: min(420px, 70vw);
    height: min(420px, 70vw);
    top: -8%;
    left: -5%;
    background: color-mix(in srgb, var(--accent) 45%, transparent);
}

.auth-ambient__blob--2 {
    width: min(340px, 55vw);
    height: min(340px, 55vw);
    bottom: 5%;
    right: -8%;
    background: color-mix(in srgb, #00bcd4 35%, transparent);
}

.auth-ambient__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(color-mix(in srgb, var(--border) 30%, transparent) 1px, transparent 1px),
        linear-gradient(90deg, color-mix(in srgb, var(--border) 30%, transparent) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 5%, transparent 72%);
    opacity: 0.22;
}

.auth-nav,
.auth-main,
.auth-foot,
.auth-layout > .app-topnav--guest {
    position: relative;
    z-index: 1;
}

.auth-layout > .app-topnav--guest {
    z-index: 300;
}

/* ─── Nav ─── */
.auth-nav {
    position: sticky;
    top: 0;
    z-index: 200;
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    min-height: var(--auth-nav-h);
    padding:
        max(10px, var(--safe-top, env(safe-area-inset-top, 0px)))
        max(16px, var(--safe-right, env(safe-area-inset-right, 0px)))
        10px
        max(16px, var(--safe-left, env(safe-area-inset-left, 0px)));
    background: color-mix(in srgb, var(--bg-surface) 82%, transparent);
    backdrop-filter: blur(16px) saturate(1.2);
    -webkit-backdrop-filter: blur(16px) saturate(1.2);
    border-bottom: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}

.auth-nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 700;
    font-size: 1.05rem;
    color: var(--text);
    text-decoration: none;
    transition: opacity var(--transition);
}

.auth-nav-logo:hover {
    opacity: 0.88;
}

.auth-nav-toggle {
    display: none;
    width: 44px;
    height: 44px;
    padding: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-elevated);
    color: var(--text);
    cursor: pointer;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.auth-nav-panel {
    display: flex;
    align-items: center;
}

.auth-nav-links {
    display: flex;
    align-items: center;
    gap: 6px;
}

.auth-nav-logo__text {
    min-width: 0;
}

.auth-nav-link {
    padding: 8px 16px;
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition), background var(--transition);
}

.auth-nav-link:hover {
    color: var(--text);
    background: var(--bg-hover);
}

.auth-nav-link.is-active {
    color: var(--text);
    background: var(--bg-elevated);
    box-shadow: inset 0 0 0 1px var(--border);
}

.auth-nav-link--cta {
    color: #fff;
    background: var(--accent);
}

.auth-nav-link--cta:hover {
    color: #fff;
    filter: brightness(1.06);
}

.auth-nav-link--cta.is-active {
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--accent) 40%, transparent);
}

/* ─── Main ─── */
.auth-main {
    display: flex;
    flex: 1 0 auto;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-width: 0;
    padding:
        clamp(24px, 5vh, 56px)
        max(16px, var(--safe-left, env(safe-area-inset-left, 0px)))
        clamp(24px, 5vh, 48px)
        max(16px, var(--safe-right, env(safe-area-inset-right, 0px)));
    box-sizing: border-box;
}

/* Split layout (login / register / recover) */
.auth-page--split,
.auth-page:not(.auth-page--centered) {
    flex: 1 0 auto;
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 480px);
    align-items: center;
    gap: clamp(28px, 5vw, 64px);
    width: 100%;
    max-width: 1120px;
    margin: 0 auto;
}

.auth-page--split:has(.auth-card--register),
.auth-page:not(.auth-page--centered):has(.auth-card--register),
.auth-page:not(.auth-page--centered):has(.auth-card--wide) {
    align-items: flex-start;
}

/* Legacy centered (unused) */
.auth-page--centered {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: var(--auth-form-w-wide);
    margin: 0 auto;
}

.auth-page__form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    min-width: 0;
    width: 100%;
}

/* ─── Form card ─── */
.auth-card {
    position: relative;
    width: 100%;
    max-width: var(--auth-form-w);
    padding: clamp(24px, 3.5vw, 32px);
    border-radius: 20px;
    border: 1px solid color-mix(in srgb, var(--border) 75%, transparent);
    background: color-mix(in srgb, var(--bg-surface) 90%, transparent);
    backdrop-filter: blur(18px) saturate(1.15);
    -webkit-backdrop-filter: blur(18px) saturate(1.15);
    box-shadow:
        0 28px 56px -32px rgba(0, 0, 0, 0.55),
        inset 0 1px 0 color-mix(in srgb, #fff 6%, transparent);
    box-sizing: border-box;
    overflow: hidden;
}

.auth-card--glass {
    border-color: color-mix(in srgb, var(--accent) 18%, var(--border));
}

.auth-card__stripe {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), color-mix(in srgb, #00bcd4 75%, var(--accent)), var(--accent));
    opacity: 0.9;
}

.auth-card--register,
.auth-card--wide {
    max-width: var(--auth-form-w-wide);
}

.auth-card__head {
    margin-bottom: 24px;
    text-align: center;
}

.auth-card__head--split {
    text-align: left;
}

.auth-card__head--compact {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.auth-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
    padding: 6px 12px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: color-mix(in srgb, var(--bg-elevated) 90%, transparent);
    border: 1px solid var(--border);
}

.auth-card__badge .material-icons-round {
    font-size: 1rem;
    color: var(--accent);
}

.auth-card__badge--accent {
    color: var(--accent);
    border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
    background: color-mix(in srgb, var(--accent) 10%, transparent);
}

.auth-card__title {
    margin: 0;
    font-size: 1.625rem;
    font-weight: 700;
    letter-spacing: -0.03em;
    line-height: 1.15;
    color: var(--text);
}

.auth-card__subtitle {
    margin: 8px 0 0;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.45;
}

.auth-alert {
    margin-bottom: 20px;
    font-size: 0.875rem;
    border-radius: var(--radius-sm);
}

.auth-card__foot {
    text-align: center;
    margin-top: 24px;
    padding-top: 20px;
    border-top: 1px solid color-mix(in srgb, var(--border) 65%, transparent);
    font-size: 0.875rem;
    color: var(--text-muted);
}

.auth-card__foot a {
    color: var(--accent);
    font-weight: 600;
    text-decoration: none;
}

.auth-card__foot a:hover {
    text-decoration: underline;
}

/* ─── Fieldsets (register) ─── */
.auth-fieldset {
    margin: 0 0 24px;
    padding: 0;
    border: 0;
    min-width: 0;
}

.auth-fieldset:last-of-type {
    margin-bottom: 0;
}

.auth-fieldset__legend {
    display: block;
    width: 100%;
    margin: 0 0 14px;
    padding: 0 0 10px;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 55%, transparent);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ─── Fields ─── */
.auth-form .auth-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
    margin-bottom: 16px;
}

.auth-form .auth-field:last-child {
    margin-bottom: 0;
}

.auth-field-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
}

.auth-field > input,
.auth-field > select,
.auth-field-control input,
.auth-field-control select {
    width: 100%;
    min-width: 0;
    height: 46px;
    padding: 0 14px;
    border: 1px solid var(--border);
    border-radius: 12px;
    background: color-mix(in srgb, var(--bg-base) 92%, transparent);
    color: var(--text);
    font-family: inherit;
    font-size: 16px;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
    box-sizing: border-box;
}

.auth-field-control:has(.auth-field-icon) input,
.auth-field-control:has(.auth-field-icon) select {
    padding-left: 42px;
}

@media (min-width: 768px) {
    .auth-field > input,
    .auth-field > select,
    .auth-field-control input,
    .auth-field-control select {
        font-size: 0.9375rem;
    }
}

.auth-field > select,
.auth-field-control select {
    padding-right: 36px;
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='%237a8ab0'%3E%3Cpath d='M7 10l5 5 5-5z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.auth-field > input:hover,
.auth-field > select:hover,
.auth-field-control input:hover,
.auth-field-control select:hover {
    border-color: color-mix(in srgb, var(--accent) 30%, var(--border));
}

.auth-field > input:focus,
.auth-field > select:focus,
.auth-field-control input:focus,
.auth-field-control select:focus {
    outline: none;
    border-color: color-mix(in srgb, var(--accent) 50%, var(--border));
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 14%, transparent);
}

.auth-field > input::placeholder,
.auth-field-control input::placeholder {
    color: color-mix(in srgb, var(--text-muted) 70%, transparent);
}

.auth-field-control {
    position: relative;
    display: flex;
    align-items: center;
}

.auth-field--password .auth-field-control input {
    padding-right: 44px;
}

.auth-field--password .auth-field-control:has(.auth-field-icon) input {
    padding-left: 42px;
}

.auth-field-icon {
    position: absolute;
    left: 12px;
    z-index: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    font-size: 1.15rem;
    color: var(--text-muted);
    pointer-events: none;
}

.auth-field-toggle {
    position: absolute;
    right: 2px;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    border-radius: 8px;
    background: transparent;
    color: var(--text-muted);
    cursor: pointer;
    transition: color var(--transition), background var(--transition);
}

.auth-field-toggle:hover {
    color: var(--text);
    background: var(--bg-hover);
}

.auth-field-toggle .material-icons-round {
    font-size: 20px;
}

.auth-form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0 12px;
}

.auth-form-grid .auth-field {
    min-width: 0;
}

.auth-form-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin: 4px 0 20px;
}

.auth-remember {
    margin: 0;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.auth-link {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
    text-decoration: none;
    transition: color var(--transition);
}

.auth-link:hover {
    color: var(--accent);
}

.auth-legal {
    font-size: 0.75rem;
    color: var(--text-muted);
    line-height: 1.55;
    margin: 20px 0 0;
    text-align: center;
}

.auth-legal a {
    color: var(--accent);
    text-decoration: underline;
    text-underline-offset: 2px;
}

.auth-submit {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin-top: 20px;
    height: 48px;
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: 12px;
}

.auth-submit .material-icons-round {
    font-size: 1.15rem;
}

/* Register steps */
.auth-steps {
    display: flex;
    gap: 8px;
    margin: 0 0 20px;
    padding: 0;
    list-style: none;
}

.auth-steps__item {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-elevated) 80%, transparent);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 600;
    transition: border-color 0.15s, background 0.15s, color 0.15s;
}

.auth-steps__item.is-active {
    color: var(--text);
    border-color: color-mix(in srgb, var(--accent) 35%, var(--border));
    background: color-mix(in srgb, var(--accent) 8%, var(--bg-elevated));
}

.auth-steps__num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 800;
    background: var(--bg-surface);
    border: 1px solid var(--border);
}

.auth-steps__item.is-active .auth-steps__num {
    color: #fff;
    background: var(--accent);
    border-color: var(--accent);
}

.auth-steps__item.is-done {
    color: var(--text);
    border-color: color-mix(in srgb, var(--success) 30%, var(--border));
    background: color-mix(in srgb, var(--success) 6%, var(--bg-elevated));
}

.auth-steps__item.is-done .auth-steps__num {
    color: #fff;
    background: var(--success);
    border-color: var(--success);
}

.auth-steps__item.is-done:not(.is-active) .auth-steps__num::after {
    content: '✓';
    font-size: 0.65rem;
}

.auth-steps__item.is-done:not(.is-active) .auth-steps__num {
    font-size: 0;
}

.auth-steps__label {
    min-width: 0;
}

/* Register wizard */
.auth-register-step[hidden] {
    display: none !important;
}

.auth-register-actions {
    display: flex;
    gap: 10px;
    margin-top: 20px;
}

.auth-register-back {
    flex: 0 0 auto;
    min-width: 108px;
}

.auth-register-submit {
    flex: 1 1 auto;
    min-height: 46px;
}

.auth-steps--wizard {
    margin-bottom: 24px;
}

@media (max-width: 520px) {
    .auth-register-actions {
        flex-direction: column-reverse;
    }

    .auth-register-back,
    .auth-register-submit {
        width: 100%;
    }
}
.auth-password-meter {
    margin: -8px 0 12px;
}

.auth-password-meter__bar {
    height: 4px;
    border-radius: 999px;
    background: var(--bg-elevated);
    overflow: hidden;
}

.auth-password-meter__fill {
    display: block;
    height: 100%;
    width: 0;
    border-radius: inherit;
    background: var(--error);
    transition: width 0.2s ease, background 0.2s ease;
}

.auth-password-meter[data-strength="1"] .auth-password-meter__fill { width: 25%; background: var(--error); }
.auth-password-meter[data-strength="2"] .auth-password-meter__fill { width: 50%; background: var(--warning); }
.auth-password-meter[data-strength="3"] .auth-password-meter__fill { width: 75%; background: #8bc34a; }
.auth-password-meter[data-strength="4"] .auth-password-meter__fill { width: 100%; background: var(--success); }

.auth-password-meter__hint {
    margin: 6px 0 0;
    font-size: 0.72rem;
    color: var(--text-muted);
}

/* Trust row */
.auth-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
}

.auth-trust__item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--text-muted);
    background: color-mix(in srgb, var(--bg-elevated) 85%, transparent);
    border: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}

.auth-trust__item .material-icons-round {
    font-size: 0.95rem;
    color: var(--accent);
}

/* ─── Showcase panel ─── */
.auth-showcase {
    position: relative;
    min-width: 0;
    padding: clamp(8px, 2vw, 20px) 0;
}

.auth-showcase__ambient {
    position: absolute;
    inset: -20% -10% -10% -15%;
    pointer-events: none;
    overflow: hidden;
    z-index: 0;
}

.auth-showcase__blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(60px);
    opacity: 0.55;
}

.auth-showcase__blob--1 {
    width: min(320px, 80%);
    height: min(320px, 80%);
    top: 0;
    left: 0;
    background: color-mix(in srgb, var(--accent) 50%, transparent);
}

.auth-showcase__blob--2 {
    width: min(240px, 60%);
    height: min(240px, 60%);
    bottom: 10%;
    right: 0;
    background: color-mix(in srgb, #00bcd4 40%, transparent);
}

.auth-showcase__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(color-mix(in srgb, var(--border) 40%, transparent) 1px, transparent 1px),
        linear-gradient(90deg, color-mix(in srgb, var(--border) 40%, transparent) 1px, transparent 1px);
    background-size: 32px 32px;
    mask-image: radial-gradient(ellipse 70% 60% at 30% 20%, #000 10%, transparent 75%);
    opacity: 0.2;
}

.auth-showcase__glow {
    position: absolute;
    inset: -20% auto auto -10%;
    width: min(420px, 90%);
    aspect-ratio: 1;
    border-radius: 50%;
    background: radial-gradient(circle, color-mix(in srgb, var(--accent) 22%, transparent) 0%, transparent 68%);
    filter: blur(48px);
    opacity: 0.45;
    pointer-events: none;
}

.auth-showcase__inner {
    position: relative;
    z-index: 1;
    max-width: 480px;
}

.auth-showcase__brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    margin-bottom: clamp(24px, 4vh, 40px);
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--text);
    text-decoration: none;
    transition: opacity 0.15s;
}

.auth-showcase__brand:hover {
    opacity: 0.88;
}

.auth-showcase__eyebrow {
    display: inline-block;
    margin: 0 0 12px;
    padding: 5px 12px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 25%, transparent);
    border-radius: 999px;
}

.auth-showcase__title {
    margin: 0 0 14px;
    font-size: clamp(1.75rem, 3.8vw, 2.35rem);
    font-weight: 800;
    letter-spacing: -0.035em;
    line-height: 1.1;
    color: var(--text);
}

.auth-showcase__lead {
    margin: 0 0 22px;
    font-size: 1rem;
    line-height: 1.55;
    color: var(--text-muted);
    max-width: 40ch;
}

.auth-showcase__stats {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 22px;
}

.auth-showcase__stat {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 10px 14px;
    border-radius: 12px;
    border: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-surface) 75%, transparent);
    backdrop-filter: blur(8px);
}

.auth-showcase__stat strong {
    font-size: 0.95rem;
    font-weight: 800;
    color: var(--accent);
    line-height: 1.1;
}

.auth-showcase__stat span {
    font-size: 0.68rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.auth-showcase__list {
    list-style: none;
    margin: 0 0 24px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.auth-showcase__list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    font-size: 0.9rem;
    color: var(--text-muted);
    line-height: 1.45;
}

.auth-showcase__list-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    border-radius: 10px;
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
}

.auth-showcase__list-icon .material-icons-round {
    font-size: 1.05rem;
}

/* Chat preview mockup */
.auth-showcase__preview {
    margin-top: 8px;
}

.auth-preview {
    border-radius: 16px;
    border: 1px solid color-mix(in srgb, var(--border) 80%, transparent);
    background: color-mix(in srgb, var(--bg-surface) 88%, transparent);
    backdrop-filter: blur(12px);
    box-shadow: 0 20px 48px -24px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.auth-preview__chrome {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 12px;
    border-bottom: 1px solid var(--border);
    background: color-mix(in srgb, var(--bg-elevated) 90%, transparent);
}

.auth-preview__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
}

.auth-preview__dot--red { background: #ff5f57; }
.auth-preview__dot--yellow { background: #febc2e; }
.auth-preview__dot--green { background: #28c840; }

.auth-preview__url {
    flex: 1;
    min-width: 0;
    margin-left: 6px;
    padding: 4px 10px;
    border-radius: 6px;
    font-size: 0.68rem;
    font-weight: 500;
    color: var(--text-muted);
    background: var(--bg-base);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.auth-preview__head {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 14px;
    border-bottom: 1px solid var(--border);
}

.auth-preview__avatar {
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--accent), color-mix(in srgb, #00bcd4 70%, var(--accent)));
    flex-shrink: 0;
}

.auth-preview__title {
    flex: 1;
    min-width: 0;
    font-size: 0.82rem;
    font-weight: 700;
}

.auth-preview__live {
    padding: 3px 8px;
    border-radius: 999px;
    font-size: 0.62rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--success);
    background: color-mix(in srgb, var(--success) 12%, transparent);
    border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
}

.auth-preview__messages {
    display: flex;
    flex-direction: column;
    gap: 8px;
    padding: 14px;
    min-height: 140px;
}

.auth-preview__bubble {
    max-width: 88%;
    padding: 9px 12px;
    border-radius: 12px;
    font-size: 0.78rem;
    line-height: 1.4;
}

.auth-preview__bubble--in {
    align-self: flex-start;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
    border-bottom-left-radius: 4px;
}

.auth-preview__bubble--out {
    align-self: flex-end;
    color: #fff;
    background: var(--accent);
    border-bottom-right-radius: 4px;
}

.auth-preview__name {
    display: block;
    margin-bottom: 2px;
    font-size: 0.65rem;
    font-weight: 700;
    color: var(--accent);
}

.auth-preview__typing {
    display: flex;
    align-items: center;
    gap: 4px;
    align-self: flex-start;
    padding: 8px 12px;
    border-radius: 12px;
    background: var(--bg-elevated);
    border: 1px solid var(--border);
}

.auth-preview__typing span {
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: var(--text-muted);
    animation: auth-typing 1.2s ease-in-out infinite;
}

.auth-preview__typing span:nth-child(2) { animation-delay: 0.15s; }
.auth-preview__typing span:nth-child(3) { animation-delay: 0.3s; }

.auth-preview__typing em {
    margin-left: 4px;
    font-size: 0.68rem;
    font-style: normal;
    color: var(--text-muted);
}

@keyframes auth-typing {
    0%, 60%, 100% { opacity: 0.35; transform: translateY(0); }
    30% { opacity: 1; transform: translateY(-2px); }
}

.auth-mobile-intro {
    display: none;
    width: 100%;
    margin-bottom: 14px;
    text-align: left;
}

.auth-mobile-intro__eyebrow {
    margin: 0 0 6px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--accent);
}

.auth-mobile-intro__title {
    margin: 0;
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--text);
}

.auth-section {
    margin-bottom: 20px;
}

.auth-section__title {
    margin: 0 0 12px;
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.auth-recover-q {
    margin-bottom: 16px;
    padding: 14px 16px;
    border-radius: var(--radius);
    background: color-mix(in srgb, var(--accent) 6%, var(--bg-elevated));
    border: 1px solid color-mix(in srgb, var(--border) 80%, transparent);
}

.auth-recover-q p {
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.45;
    color: var(--text);
}

/* ─── Footer ─── */
.auth-foot {
    flex-shrink: 0;
    margin-top: auto;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding:
        14px
        max(16px, var(--safe-right, env(safe-area-inset-right, 0px)))
        max(14px, calc(12px + var(--safe-bottom, env(safe-area-inset-bottom, 0px))))
        max(16px, var(--safe-left, env(safe-area-inset-left, 0px)));
    border-top: 1px solid color-mix(in srgb, var(--border) 65%, transparent);
    background: color-mix(in srgb, var(--bg-surface) 88%, transparent);
    backdrop-filter: blur(10px);
}

.auth-foot nav {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 20px;
}

.auth-foot a {
    font-size: 0.85rem;
    color: var(--text-muted);
    text-decoration: none;
}

.auth-foot a:hover {
    color: var(--accent);
}

.auth-foot p {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 0;
}

/* ─── Responsive ─── */
@media (max-width: 900px) {
    body.auth-layout {
        display: flex;
        flex-direction: column;
        min-height: 100dvh;
        min-height: var(--app-vh, 100dvh);
    }

    .auth-main {
        flex: 1 1 auto;
        justify-content: flex-start;
        padding:
            16px
            max(14px, var(--safe-left, env(safe-area-inset-left, 0px)))
            max(20px, calc(16px + var(--safe-bottom, env(safe-area-inset-bottom, 0px))))
            max(14px, var(--safe-right, env(safe-area-inset-right, 0px)));
        overflow-x: clip;
    }

    .auth-page--split,
    .auth-page--centered,
    .auth-page:not(.auth-page--centered) {
        grid-template-columns: 1fr;
        max-width: 100%;
        min-height: 0;
        align-items: stretch;
        width: 100%;
    }

    .auth-page__form {
        width: 100%;
        min-width: 0;
    }

    .auth-foot {
        flex-shrink: 0;
        margin-top: auto;
        padding-left: max(16px, var(--safe-left, env(safe-area-inset-left, 0px)));
        padding-right: max(16px, var(--safe-right, env(safe-area-inset-right, 0px)));
    }

    .auth-showcase {
        display: none;
    }

    .auth-page--split .auth-mobile-intro,
    .auth-page:not(.auth-page--centered) .auth-mobile-intro {
        display: block;
    }

    .auth-card {
        max-width: none;
        border-radius: 16px;
        padding: 22px 18px;
    }

    .auth-card__head--split {
        text-align: left;
    }

    .auth-steps__label {
        font-size: 0.7rem;
    }
}

@media (max-width: 720px) {
    .auth-nav-toggle {
        display: inline-flex;
    }

    .auth-nav-panel {
        position: fixed;
        top: var(--auth-nav-h);
        left: max(12px, var(--safe-left, env(safe-area-inset-left, 0px)));
        right: max(12px, var(--safe-right, env(safe-area-inset-right, 0px)));
        z-index: 300;
        flex-direction: column;
        align-items: stretch;
        padding: 12px;
        border-radius: var(--radius-lg);
        border: 1px solid var(--border);
        background: var(--bg-surface);
        box-shadow: var(--shadow);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-8px);
        transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
        pointer-events: none;
    }

    .auth-nav-panel.is-open {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
        pointer-events: auto;
    }

    .auth-nav-links {
        flex-direction: column;
        align-items: stretch;
        width: 100%;
        gap: 8px;
    }

    .auth-nav-link {
        display: block;
        text-align: center;
        padding: 12px 16px;
    }

    .auth-foot {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .auth-foot nav {
        justify-content: center;
    }
}

@media (max-width: 520px) {
    .auth-form-grid {
        grid-template-columns: 1fr;
        gap: 0;
    }

    .auth-form-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }

    .auth-link {
        align-self: flex-end;
    }

    .auth-card__title {
        font-size: 1.45rem;
    }

    .auth-steps {
        flex-direction: column;
    }

    .auth-trust {
        flex-direction: column;
    }

    .auth-trust__item {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 900px) {
    html.cg-pwa-standalone body.auth-layout {
        min-height: var(--app-vh, 100dvh);
    }
}

@media (prefers-reduced-motion: reduce) {
    .auth-nav-panel {
        transition: none;
    }

    .auth-preview__typing span {
        animation: none;
    }

    .auth-spinner {
        animation: none;
    }
}

/* ─── Secure auth redesign ─── */
.auth-card--secure {
    border-color: color-mix(in srgb, var(--accent) 22%, var(--border));
    box-shadow:
        0 32px 64px -36px rgba(0, 0, 0, 0.6),
        0 0 0 1px color-mix(in srgb, var(--accent) 8%, transparent),
        inset 0 1px 0 color-mix(in srgb, #fff 7%, transparent);
}

.auth-secure-head {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 22px;
}

.auth-secure-head--compact {
    margin-bottom: 20px;
}

.auth-secure-head__icon {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 14px;
    color: var(--accent);
    background: color-mix(in srgb, var(--accent) 14%, transparent);
    border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--border));
    box-shadow: inset 0 1px 0 color-mix(in srgb, #fff 8%, transparent);
}

.auth-secure-head__icon .material-icons-round {
    font-size: 1.5rem;
}

.auth-secure-head__icon--accent {
    color: #fff;
    background: linear-gradient(145deg, var(--accent), color-mix(in srgb, var(--accent) 70%, #00bcd4));
    border-color: transparent;
}

.auth-secure-head .auth-card__head {
    margin-bottom: 0;
    flex: 1;
    min-width: 0;
}

.auth-security-bar {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 22px 0 0;
    padding: 0;
    list-style: none;
}

.auth-security-bar li {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 6px 10px;
    border-radius: 999px;
    font-size: 0.68rem;
    font-weight: 600;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    color: var(--text-muted);
    background: color-mix(in srgb, var(--bg-elevated) 88%, transparent);
    border: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
}

.auth-security-bar .material-icons-round {
    font-size: 0.95rem;
    color: color-mix(in srgb, var(--accent) 80%, var(--text-muted));
}

.auth-pw-rules {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6px 12px;
    margin: 0 0 14px;
    padding: 12px 14px;
    list-style: none;
    border-radius: 12px;
    background: color-mix(in srgb, var(--bg-base) 75%, transparent);
    border: 1px solid color-mix(in srgb, var(--border) 60%, transparent);
}

.auth-pw-rules__item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 0.75rem;
    color: var(--text-muted);
    transition: color 0.15s ease;
}

.auth-pw-rules__item.is-met {
    color: color-mix(in srgb, #4caf50 75%, var(--text));
}

.auth-pw-rules__icon .material-icons-round {
    font-size: 0.95rem;
    color: color-mix(in srgb, var(--text-muted) 80%, transparent);
}

.auth-pw-rules__item.is-met .auth-pw-rules__icon .material-icons-round {
    color: #4caf50;
}

.auth-fieldset__hint {
    margin: -6px 0 14px;
    font-size: 0.8rem;
    line-height: 1.45;
    color: var(--text-muted);
}

.auth-hp {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
}

.auth-submit.is-busy {
    pointer-events: none;
    opacity: 0.92;
}

.auth-submit__label {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.auth-submit__busy {
    display: none;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

.auth-submit.is-busy .auth-submit__label {
    display: none;
}

.auth-submit.is-busy .auth-submit__busy {
    display: inline-flex;
}

.auth-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid color-mix(in srgb, currentColor 25%, transparent);
    border-top-color: currentColor;
    border-radius: 50%;
    animation: auth-spin 0.7s linear infinite;
}

@keyframes auth-spin {
    to { transform: rotate(360deg); }
}

.auth-showcase__stat strong {
    font-size: 1.05rem;
    letter-spacing: -0.02em;
}

@media (max-width: 520px) {
    .auth-pw-rules {
        grid-template-columns: 1fr;
    }

    .auth-secure-head {
        flex-direction: column;
        gap: 10px;
    }

    .auth-security-bar {
        justify-content: center;
    }
}

/* ─── Clean auth (login / register) ─── */
.auth-ambient--subtle .auth-ambient__blob--2,
.auth-ambient--subtle .auth-ambient__grid {
    display: none;
}

.auth-ambient--subtle .auth-ambient__blob--1 {
    width: min(520px, 90vw);
    height: min(520px, 90vw);
    top: -15%;
    right: -10%;
    left: auto;
    opacity: 0.28;
    filter: blur(100px);
}

.auth-card--clean {
    max-width: var(--auth-form-w);
    padding: clamp(28px, 4vw, 36px);
    border-radius: 16px;
    border: 1px solid color-mix(in srgb, var(--border) 80%, transparent);
    background: var(--bg-surface);
    box-shadow: 0 1px 2px color-mix(in srgb, #000 6%, transparent);
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
}

.auth-card--clean.auth-card--register {
    max-width: var(--auth-form-w-wide);
}

.auth-card--clean .auth-card__stripe {
    display: none;
}

.auth-card--clean .auth-card__head {
    margin-bottom: 28px;
    text-align: left;
}

.auth-card--clean .auth-card__title {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: -0.03em;
}

.auth-card--clean .auth-card__subtitle {
    margin-top: 6px;
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--text-muted);
}

.auth-card--clean .auth-form .auth-field {
    margin-bottom: 18px;
}

.auth-card--clean .auth-field > input,
.auth-card--clean .auth-field > select,
.auth-card--clean .auth-field-control input,
.auth-card--clean .auth-field-control select {
    height: 44px;
    padding: 0 14px;
    border-radius: 10px;
    border-color: color-mix(in srgb, var(--border) 90%, transparent);
    background: var(--bg-base);
}

.auth-card--clean .auth-field > input:focus,
.auth-card--clean .auth-field > select:focus,
.auth-card--clean .auth-field-control input:focus,
.auth-card--clean .auth-field-control select:focus {
    border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 10%, transparent);
}

.auth-card--clean .auth-field-label {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--text-muted);
    margin-bottom: 2px;
}

.auth-card--clean .auth-field--password .auth-field-control input {
    padding-right: 44px;
}

.auth-card--clean .auth-submit {
    margin-top: 24px;
    height: 46px;
    border-radius: 10px;
    font-weight: 600;
    letter-spacing: -0.01em;
}

.auth-card--clean .auth-card__foot {
    margin-top: 28px;
    padding-top: 0;
    border-top: none;
    font-size: 0.875rem;
}

.auth-card--clean .auth-fieldset {
    margin-bottom: 20px;
}

.auth-card--clean .auth-fieldset__legend {
    padding: 0 0 12px;
    margin-bottom: 4px;
    border-bottom: none;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.auth-card--clean .auth-fieldset__hint {
    margin: 0 0 14px;
    font-size: 0.8125rem;
}

.auth-card--clean .auth-legal {
    margin-top: 4px;
    text-align: left;
    font-size: 0.75rem;
}

.auth-card--clean .auth-form-row {
    margin: 2px 0 0;
}

.auth-card--clean .auth-pw-rules {
    grid-template-columns: 1fr;
    gap: 4px;
    margin: 0 0 16px;
    padding: 0;
    border: none;
    background: none;
}

.auth-card--clean .auth-pw-rules__item {
    font-size: 0.75rem;
    gap: 8px;
}

.auth-card--clean .auth-pw-rules__dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
    background: color-mix(in srgb, var(--text-muted) 40%, transparent);
    transition: background 0.15s ease, box-shadow 0.15s ease;
}

.auth-card--clean .auth-pw-rules__item.is-met .auth-pw-rules__dot {
    background: var(--success);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--success) 18%, transparent);
}

.auth-card--clean .auth-password-meter {
    margin: -6px 0 10px;
}

.auth-page--clean .auth-showcase__inner {
    max-width: 420px;
}

.auth-page--clean .auth-showcase__brand {
    margin-bottom: 32px;
    font-size: 1rem;
    font-weight: 600;
}

.auth-page--clean .auth-showcase__title {
    font-size: clamp(1.65rem, 3.2vw, 2.1rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    margin-bottom: 12px;
}

.auth-page--clean .auth-showcase__lead {
    font-size: 0.9375rem;
    line-height: 1.6;
    margin-bottom: 24px;
    max-width: 36ch;
}

.auth-page--clean .auth-showcase__list {
    gap: 8px;
    margin-bottom: 28px;
}

.auth-page--clean .auth-showcase__list li {
    position: relative;
    padding-left: 16px;
    font-size: 0.875rem;
    color: var(--text-muted);
    line-height: 1.45;
}

.auth-page--clean .auth-showcase__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--accent) 70%, var(--text-muted));
}

.auth-page--clean .auth-showcase__preview {
    margin-top: 0;
}

.auth-page--clean .auth-preview {
    border-radius: 14px;
    border-color: color-mix(in srgb, var(--border) 70%, transparent);
    background: color-mix(in srgb, var(--bg-elevated) 60%, transparent);
    box-shadow: none;
    backdrop-filter: none;
}

.auth-page--clean .auth-preview__messages {
    padding: 16px;
}

.auth-page--clean .auth-mobile-intro {
    margin: 0 0 20px;
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--text);
}

@media (max-width: 900px) {
    .auth-card--clean {
        padding: 24px 20px;
        border-radius: 14px;
        box-shadow: none;
    }

    .auth-card--clean .auth-card__head {
        margin-bottom: 22px;
    }

    .auth-card--clean .auth-card__title {
        font-size: 1.35rem;
    }
}

/* Logged-out confirmation page */
.auth-card--logged-out {
    text-align: center;
}

.auth-card--logged-out .auth-card__head {
    margin-bottom: 28px;
}

.auth-logged-out__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--success) 14%, transparent);
    color: var(--success);
}

.auth-logged-out__icon .material-icons-round {
    font-size: 28px;
}

.auth-logged-out__actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.auth-logged-out__checks {
    margin: 0 0 24px;
    padding: 0;
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
    text-align: left;
}

.auth-logged-out__check {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 10px 12px;
    border-radius: 10px;
    font-size: 0.8125rem;
    line-height: 1.45;
    border: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
    background: var(--bg-elevated);
    color: var(--text-muted);
}

.auth-logged-out__check .material-icons-round {
    flex-shrink: 0;
    font-size: 1.1rem;
    margin-top: 1px;
}

.auth-logged-out__check.is-ok {
    color: var(--text);
    border-color: color-mix(in srgb, var(--success) 35%, var(--border));
    background: color-mix(in srgb, var(--success) 6%, var(--bg-elevated));
}

.auth-logged-out__check.is-ok .material-icons-round {
    color: var(--success);
}

.auth-logged-out__check.is-bad .material-icons-round {
    color: var(--error);
}

.auth-page[data-auth-page="logged-out"] .auth-mobile-intro {
    display: none;
}

/* Banned account page */
.auth-card--banned {
    text-align: left;
}

.auth-card--banned .auth-card__head {
    text-align: center;
    margin-bottom: 22px;
}

.auth-banned__icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: color-mix(in srgb, var(--error) 14%, transparent);
    color: var(--error);
}

.auth-banned__icon .material-icons-round {
    font-size: 28px;
}

.auth-banned__details {
    margin: 0 0 18px;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.auth-banned__row {
    padding: 12px 14px;
    border-radius: 10px;
    border: 1px solid color-mix(in srgb, var(--border) 70%, transparent);
    background: var(--bg-elevated);
}

.auth-banned__row dt {
    margin: 0 0 4px;
    font-size: 0.68rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.auth-banned__row dd {
    margin: 0;
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text);
    overflow-wrap: anywhere;
}

.auth-banned__hint {
    margin: 0 0 20px;
    font-size: 0.8125rem;
    line-height: 1.55;
    color: var(--text-muted);
}

.auth-banned__actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.auth-banned__actions .logout-form {
    margin: 0;
}

.auth-banned__actions .logout-form .btn {
    width: 100%;
    justify-content: center;
}

.auth-page[data-auth-page="banned"] .auth-mobile-intro {
    display: none;
}