.core-auth-shell {
    width: 100%;
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(420px, 52vw) minmax(360px, 1fr);
    align-items: stretch;
    background: var(--core-auth-page-bg, #fff);
}

.core-auth-hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    overflow: hidden;
    padding: clamp(48px, 7vw, 96px);
    text-align: left;
    color: var(--core-auth-hero-fg, #fff);
    background:
        var(--core-auth-hero-overlay, linear-gradient(135deg, rgba(13, 25, 44, 0.96), rgba(35, 105, 190, 0.92))),
        var(--core-auth-hero-image, none) var(--core-auth-hero-image-position, right 8% bottom 10%) / var(--core-auth-hero-image-size, min(360px, 46%) auto) no-repeat;
}

.core-auth-hero::before {
    position: absolute;
    inset: auto auto 8% -2%;
    content: var(--core-auth-watermark, "");
    color: var(--core-auth-watermark-color, rgba(255, 255, 255, 0.09));
    font-size: clamp(5rem, 14vw, 13rem);
    line-height: 0.85;
    font-weight: 800;
    letter-spacing: 0;
    pointer-events: none;
}

.core-auth-hero > * {
    position: relative;
    z-index: 1;
}

.core-auth-hero-logo {
    width: min(var(--core-auth-hero-logo-width, 300px), 76%);
    height: auto;
    margin-bottom: 46px;
}

.core-auth-hero h1 {
    margin: 0 0 12px;
    font-size: clamp(2rem, 3vw, 3rem);
    line-height: 1.05;
    font-weight: 800;
}

.core-auth-hero p {
    max-width: 520px;
    margin: 0;
    font-size: 1.05rem;
    line-height: 1.5;
    font-weight: 600;
    color: var(--core-auth-hero-muted-fg, rgba(255, 255, 255, 0.86));
}

.core-auth-card {
    align-self: center;
    justify-self: center;
    width: min(var(--core-auth-card-width, 560px), calc(100% - 48px));
    padding: 32px;
    background: var(--core-auth-card-bg, #fff);
    color: var(--core-auth-card-fg, #111827);
    border: var(--core-auth-card-border, 0);
    border-radius: var(--core-auth-card-radius, 8px);
    box-shadow: var(--core-auth-card-shadow, none);
}

.core-auth-card-logo {
    display: block;
    width: var(--core-auth-card-logo-width, 180px);
    max-width: 58%;
    max-height: 48px;
    height: auto;
    object-fit: contain;
    object-position: left center;
    margin: 0 0 28px;
}

.core-auth-card h2 {
    margin: 0 0 22px;
    font-size: 2rem;
    line-height: 1.1;
    font-weight: 800;
}

.core-alert {
    margin: 16px 0 0;
    padding: 14px 16px;
    border: 1px solid transparent;
    border-radius: var(--core-alert-radius, 8px);
    font-size: 0.94rem;
    font-weight: 600;
    line-height: 1.45;
}

.core-alert-above-form {
    margin: 0 0 18px;
}

.core-alert-danger {
    border-color: var(--core-alert-danger-border, #f5c2c7);
    background: var(--core-alert-danger-bg, #f8d7da);
    color: var(--core-alert-danger-fg, #842029);
}

.core-alert-info {
    background: var(--core-alert-info-bg, rgba(71, 158, 251, 0.12));
    color: var(--core-alert-info-fg, #0079c1);
}

.core-alert-success {
    border-color: var(--core-alert-success-border, #badbcc);
    background: var(--core-alert-success-bg, #d1e7dd);
    color: var(--core-alert-success-fg, #0f5132);
}

@media (max-width: 900px) {
    .core-auth-shell {
        grid-template-columns: 1fr;
    }

    .core-auth-hero {
        min-height: auto;
        padding: 32px 24px;
        background:
            var(--core-auth-hero-mobile-overlay, var(--core-auth-hero-overlay, linear-gradient(135deg, rgba(13, 25, 44, 0.98), rgba(35, 105, 190, 0.94)))),
            var(--core-auth-hero-image, none) var(--core-auth-hero-mobile-image-position, right 24px bottom 18px) / var(--core-auth-hero-mobile-image-size, 128px auto) no-repeat;
    }

    .core-auth-hero-logo {
        width: min(var(--core-auth-hero-logo-mobile-width, 220px), 72%);
        margin-bottom: 22px;
    }

    .core-auth-card {
        width: min(var(--core-auth-card-width, 560px), calc(100% - 32px));
        margin: 24px auto 32px;
        padding: 24px 20px;
    }
}

.core-portal-auth-root,
.core-portal-auth-root *,
.core-portal-auth-root *::before,
.core-portal-auth-root *::after,
.portal-public-shell,
.portal-public-shell *,
.portal-public-shell *::before,
.portal-public-shell *::after {
    box-sizing: border-box;
}

.core-portal-auth-root {
    color-scheme: light;
    min-height: 100vh;
    background: var(--portal-public-surface, #ffffff);
    color: var(--portal-ink, #14201a);
    font-family: var(--portal-font-family, Barlow, Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif);
    font-size: var(--portal-body-font-size, 0.875rem);
    line-height: 1.45;
}

html[data-theme="dark"] .core-portal-auth-root {
    color-scheme: dark;
    background: var(--portal-public-surface, #0f141b);
    color: var(--portal-ink, #f4f7fb);
}

.core-portal-auth-root a {
    color: var(--portal-primary-strong, #1d6536);
}

.core-portal-auth-root .visually-hidden {
    border: 0;
    clip: rect(0, 0, 0, 0);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    white-space: nowrap;
    width: 1px;
}

.portal-public-shell {
    align-items: stretch;
    display: grid;
    grid-template-columns: minmax(320px, 520px) minmax(360px, 1fr);
    min-height: 100vh;
}

.portal-public-panel {
    display: flex;
    flex-direction: column;
    margin: 0 auto;
    max-width: 520px;
    padding: 42px 34px 24px;
    width: 100%;
}

html[data-theme="dark"] .portal-public-panel {
    background: var(--portal-public-surface, #0f141b);
}

.portal-public-brand-field {
    align-items: center;
    align-self: start;
    background:
        var(--portal-public-brand-overlay, linear-gradient(135deg, rgba(23, 32, 27, 0.16), rgba(23, 32, 27, 0.28))),
        var(--portal-public-brand-highlight, radial-gradient(circle at 24% 18%, rgba(255, 255, 255, 0.26), transparent 30%)),
        var(--portal-public-brand-background, linear-gradient(160deg, #53b86a 0%, #1d6536 58%, #14201a 100%));
    color: var(--portal-public-brand-color, #ffffff);
    display: flex;
    height: 100vh;
    min-height: 100vh;
    padding: 42px;
    position: sticky;
    top: 0;
}

.portal-public-brand-copy {
    max-width: 36rem;
}

.portal-public-brand-copy h2 {
    font-size: 2.35rem;
    line-height: 1.05;
    margin: 0;
}

.portal-auth-wordmark {
    align-items: center;
    color: var(--portal-ink, #14201a);
    display: inline-flex;
    gap: 10px;
    margin-bottom: 42px;
    text-decoration: none;
}

.portal-auth-wordmark img {
    height: 36px;
    width: 36px;
}

.portal-auth-wordmark span {
    font-size: 1.15rem;
}

.portal-auth-wordmark strong {
    color: var(--portal-brand-accent, var(--portal-primary, #2f8f4e));
}

.portal-auth-masthead {
    align-items: center;
    display: flex;
    gap: 16px;
    justify-content: space-between;
    margin-bottom: 42px;
}

.portal-auth-masthead .portal-auth-wordmark {
    margin-bottom: 0;
}

.portal-auth-preferences {
    align-items: center;
    display: inline-flex;
    flex: 0 0 auto;
    gap: 10px;
    min-width: 0;
}

.portal-auth-language-form {
    flex: 0 1 auto;
    min-width: 0;
}

.portal-auth-theme-toggle {
    align-items: center;
    background: transparent;
    border: 0;
    border-radius: 999px;
    color: var(--portal-muted, #5d6d62);
    cursor: pointer;
    display: inline-flex;
    flex: 0 0 auto;
    font: inherit;
    min-height: 36px;
    padding: 8px;
    width: 36px;
}

.portal-auth-theme-toggle:hover,
.portal-auth-theme-toggle:focus-visible {
    background: var(--portal-soft-surface, rgba(47, 143, 78, 0.1));
    color: var(--portal-primary, #2f8f4e);
    outline: none;
}

.portal-auth-theme-icon {
    display: inline-block;
    height: 18px;
    width: 18px;
}

.portal-auth-theme-icon svg {
    display: block;
    fill: none;
    height: 100%;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2;
    width: 100%;
}

html[data-theme="dark"] .portal-auth-theme-icon-light,
html:not([data-theme="dark"]) .portal-auth-theme-icon-dark {
    display: none;
}

.portal-auth-language-select {
    appearance: none;
    background:
        linear-gradient(45deg, transparent 50%, currentColor 50%) calc(100% - 13px) 50% / 5px 5px no-repeat,
        linear-gradient(135deg, currentColor 50%, transparent 50%) calc(100% - 8px) 50% / 5px 5px no-repeat,
        var(--portal-input-surface, #ffffff);
    border: 1px solid var(--portal-border, #d9e4dc);
    border-radius: 6px;
    color: var(--portal-muted, #5d6d62);
    font: inherit;
    font-size: 0.84rem;
    max-width: min(240px, 46vw);
    min-width: 0;
    padding: 8px 28px 8px 10px;
}

.portal-auth-language-select:focus-visible {
    border-color: var(--portal-primary, #2f8f4e);
    box-shadow: 0 0 0 3px var(--portal-focus-ring, rgba(47, 143, 78, 0.15));
    outline: none;
}

html[data-theme="dark"] .portal-auth-theme-toggle,
html[data-theme="dark"] .portal-auth-language-select {
    color: var(--portal-muted, #d8e1ec);
}

.portal-auth-footer {
    align-items: center;
    color: var(--portal-muted, #5d6d62);
    display: flex;
    flex-wrap: wrap;
    font-size: 0.75rem;
    gap: 6px;
    justify-content: flex-end;
    line-height: 1.4;
    margin-top: auto;
    padding-top: 32px;
    text-align: right;
}

.portal-auth-footer a {
    text-decoration: none;
}

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

.portal-mark {
    align-items: center;
    background: var(--portal-primary, #2f8f4e);
    border-radius: 6px;
    color: #ffffff;
    display: inline-flex;
    font-size: 0.95rem;
    font-weight: 700;
    height: 36px;
    justify-content: center;
    width: 36px;
}

.login-shell {
    display: block;
}

.login-shell h1 {
    font-size: 1.75rem;
    line-height: 1.15;
    margin: 6px 0 10px;
}

.login-shell p,
.login-form label,
.login-meta-row a {
    color: var(--portal-muted, #5d6d62);
}

.eyebrow {
    color: var(--portal-primary-strong, #1d6536);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0;
    margin: 0 0 6px;
    text-transform: uppercase;
}

.login-form {
    display: grid;
    gap: 16px;
    margin-top: 24px;
}

.login-form label {
    display: grid;
    gap: 6px;
    font-size: 0.92rem;
}

.login-form input:not([type="checkbox"]),
.login-form select {
    background: var(--portal-input-surface, #ffffff);
    border: 1px solid var(--portal-border, #d9e4dc);
    border-radius: 6px;
    color: var(--portal-ink, #14201a);
    font: inherit;
    min-width: 0;
    padding: 10px 12px;
    width: 100%;
}

.login-form input:not([type="checkbox"]):focus,
.login-form select:focus {
    border-color: var(--portal-primary, #2f8f4e);
    box-shadow: 0 0 0 3px var(--portal-focus-ring, rgba(47, 143, 78, 0.15));
    outline: none;
}

html[data-theme="dark"] .login-form input:not([type="checkbox"]),
html[data-theme="dark"] .login-form select,
html[data-theme="dark"] .portal-auth-language-select {
    background: var(--portal-input-surface, #171f2a);
    border-color: var(--portal-border, rgba(255, 255, 255, 0.14));
    color: var(--portal-ink, #f4f7fb);
}

html[data-theme="dark"] .login-form input:not([type="checkbox"])::placeholder {
    color: var(--portal-muted, #818c9a);
}

.checkbox-row {
    align-items: center;
    display: flex !important;
    gap: 8px !important;
}

.login-form button {
    background: var(--portal-primary, #2f8f4e);
    border: 0;
    border-radius: 6px;
    color: #ffffff;
    cursor: pointer;
    font: inherit;
    font-weight: 700;
    padding: 11px 14px;
}

.login-form button:not(.link-button):hover {
    background: var(--portal-primary-strong, #1d6536);
}

.login-form button:disabled {
    cursor: not-allowed;
    opacity: 0.62;
}

.login-form button:not(.link-button):disabled:hover {
    background: var(--portal-primary, #2f8f4e);
}

.login-form .link-button {
    background: transparent;
    color: var(--portal-primary-strong, #1d6536);
    padding: 0;
}

.login-form .link-button:disabled {
    color: var(--portal-muted, #5d6d62);
    cursor: not-allowed;
}

.login-meta-row {
    align-items: center;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: space-between;
}

.login-meta-row a {
    text-decoration: none;
}

.login-meta-row a:hover {
    color: var(--portal-primary-strong, #1d6536);
    text-decoration: underline;
}

.login-provider-note,
.login-alert,
.portal-auth-alert {
    border-radius: 6px;
    font-size: 0.92rem;
    padding: 10px 12px;
}

.login-provider-note {
    background: var(--portal-soft-surface, #eef5f0);
    border: 1px solid var(--portal-border, #d9e4dc);
    color: var(--portal-muted, #5d6d62);
}

.login-provider-note strong {
    color: var(--portal-ink, #14201a);
}

.login-alert-danger,
.portal-auth-alert-danger {
    background: var(--portal-alert-danger-surface, #fdeceb);
    border: 1px solid var(--portal-danger-border, #df8f86);
    color: var(--portal-alert-danger-text, #842029);
}

.login-alert-info,
.portal-auth-alert-info {
    background: var(--portal-alert-info-surface, #e8f2ff);
    border: 1px solid var(--portal-alert-info-border, #9fc8ff);
    color: var(--portal-alert-info-text, #2459a6);
}

.portal-auth-alert-warning {
    background: var(--portal-alert-surface, #fff4d8);
    border: 1px solid var(--portal-warning, #d5b35f);
    border-radius: 6px;
    color: var(--portal-warning-strong, #5f4600);
    padding: 10px 12px;
}

.portal-auth-alert-success {
    background: var(--portal-alert-success-surface, #eaf7ee);
    border-color: var(--portal-success-border, #8fcea3);
    color: var(--portal-status-ready-text, #1d6536);
}

.portal-validation-message {
    color: var(--portal-validation-message-color, #9f1d18);
    font-size: 0.8125rem;
}

.portal-validation-summary:empty,
.portal-validation-message:empty {
    display: none;
}

.portal-validation-summary ul {
    list-style: none;
    margin: 0;
    padding-left: 0;
}

.portal-validation-summary li {
    margin: 0;
}

@media (max-width: 720px) {
    .portal-public-shell {
        grid-template-columns: 1fr;
        min-height: auto;
    }

    .portal-public-panel {
        padding: 32px 22px 24px;
    }

    .portal-public-brand-field {
        display: none;
    }
}

@media (max-width: 520px) {
    .core-auth-card {
        padding: 20px;
    }

    .portal-auth-masthead {
        align-items: flex-start;
        flex-direction: column;
        gap: 14px;
        margin-bottom: 32px;
    }

    .portal-auth-language-form,
    .portal-auth-language-select {
        min-width: 0;
    }

    .portal-auth-preferences {
        width: 100%;
    }

    .portal-auth-language-form {
        flex: 1 1 auto;
    }

    .portal-auth-language-select {
        max-width: none;
        width: 100%;
    }

    .portal-auth-footer {
        justify-content: flex-start;
        text-align: left;
    }
}