body:has(.portal-page) {
    background: var(--bg);
}

body:has(.portal-page) > .page-shell {
    max-width: none;
    margin: 0;
    padding: 0;
    overflow-x: hidden;
}

.portal-page {
    position: relative;
    min-height: 100%;
    isolation: isolate;
    overflow: hidden;
    background: linear-gradient(180deg, color-mix(in srgb, var(--bg) 96%, #000), var(--bg));
}

.portal-page::before,
.portal-page::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: -2;
    pointer-events: none;
}

.portal-page::before {
    background:
        radial-gradient(circle at 84% 10%, color-mix(in srgb, var(--red-bright) 18%, transparent), transparent 31rem),
        radial-gradient(circle at 8% 46%, color-mix(in srgb, var(--gold) 8%, transparent), transparent 27rem);
}

.portal-page::after {
    background-image:
        linear-gradient(color-mix(in srgb, var(--line) 14%, transparent) 1px, transparent 1px),
        linear-gradient(90deg, color-mix(in srgb, var(--line) 12%, transparent) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: linear-gradient(to bottom, #000, transparent 82%);
    opacity: .22;
}

.portal-hero {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(280px, .42fr);
    align-items: center;
    gap: clamp(32px, 6vw, 88px);
    width: min(100%, 1760px);
    margin: 0 auto;
    padding: clamp(56px, 7vw, 102px) clamp(24px, 5vw, 76px) clamp(42px, 5vw, 72px);
}

.portal-hero-copy {
    position: relative;
    z-index: 1;
    min-width: 0;
    max-width: 980px;
}

.portal-kicker {
    display: flex;
    align-items: center;
    gap: 12px;
    margin: 0 0 18px;
    color: var(--gold);
    font-size: .74rem;
    font-weight: 900;
    letter-spacing: .17em;
    text-transform: uppercase;
}

.portal-kicker::before {
    content: "";
    width: 42px;
    height: 2px;
    flex: 0 0 auto;
    background: var(--red-bright);
    box-shadow: 0 0 18px color-mix(in srgb, var(--red-bright) 72%, transparent);
}

.portal-hero h1 {
    margin: 0;
    color: var(--text);
    font-size: clamp(3.2rem, 7vw, 7.7rem);
    font-weight: 1000;
    line-height: .83;
    letter-spacing: -.06em;
    text-transform: uppercase;
    text-wrap: balance;
}

.portal-hero-description {
    max-width: 760px;
    margin: 24px 0 0;
    color: var(--muted);
    font-size: clamp(1rem, 1.35vw, 1.18rem);
    line-height: 1.65;
}

.portal-hero-mark {
    position: relative;
    container-type: inline-size;
    display: flex;
    min-width: 0;
    min-height: 270px;
    flex-direction: column;
    justify-content: center;
    overflow: hidden;
    padding: 32px;
    border: 1px solid color-mix(in srgb, var(--line) 76%, transparent);
    background: linear-gradient(145deg, color-mix(in srgb, var(--panel) 88%, transparent), color-mix(in srgb, var(--panel-2) 62%, transparent));
    box-shadow: 0 30px 88px rgba(0, 0, 0, .24);
}

.portal-hero-mark::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(90deg, transparent 0 46%, color-mix(in srgb, var(--line) 18%, transparent) 46% 47%, transparent 47%),
        linear-gradient(transparent 0 69%, color-mix(in srgb, var(--line) 17%, transparent) 69% 70%, transparent 70%);
}

.portal-hero-mark > * {
    position: relative;
    z-index: 1;
}

.portal-hero-mark span,
.portal-hero-mark small {
    color: var(--muted);
    font-size: .68rem;
    font-weight: 900;
    letter-spacing: .16em;
    text-transform: uppercase;
    overflow-wrap: anywhere;
}

.portal-hero-mark strong {
    display: block;
    margin-top: 14px;
    color: var(--text);
    font-size: clamp(2.25rem, 18cqw, 4.8rem);
    font-weight: 1000;
    line-height: .86;
    letter-spacing: -.07em;
    text-transform: uppercase;
    overflow-wrap: normal;
    word-break: normal;
    white-space: nowrap;
}

.portal-hero-mark b {
    display: block;
    margin-top: 4px;
    color: var(--red-bright);
    font-size: clamp(1.9rem, 14cqw, 3.8rem);
    font-weight: 1000;
    line-height: .9;
    letter-spacing: -.05em;
    text-transform: uppercase;
    overflow-wrap: normal;
    word-break: normal;
    white-space: nowrap;
}

.portal-hero-mark small {
    margin-top: 18px;
    color: var(--gold);
}

.portal-content {
    width: min(100% - 48px, 1480px);
    margin: 0 auto;
    padding: 0 0 clamp(56px, 7vw, 96px);
}

.portal-card {
    border: 1px solid color-mix(in srgb, var(--line) 76%, transparent);
    background: linear-gradient(145deg, color-mix(in srgb, var(--panel) 94%, transparent), color-mix(in srgb, var(--panel-2) 76%, transparent));
    box-shadow: 0 24px 74px rgba(0, 0, 0, .2);
}

.portal-section-title {
    display: flex;
    align-items: baseline;
    gap: 12px;
    margin-bottom: 20px;
}

.portal-section-title span {
    color: var(--red-bright);
    font-size: .75rem;
    font-weight: 1000;
    letter-spacing: .15em;
}

.portal-section-title h2 {
    margin: 0;
    color: var(--text);
    font-size: clamp(1.25rem, 2vw, 1.8rem);
    text-transform: uppercase;
}

.auth-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(250px, .38fr);
    gap: 20px;
    align-items: stretch;
}

.auth-form-card {
    padding: clamp(24px, 4vw, 42px);
}

.auth-form {
    display: grid;
    gap: 16px;
}

.auth-field {
    display: grid;
    gap: 8px;
}

.auth-field > span,
.auth-field > label {
    color: var(--muted);
    font-size: .75rem;
    font-weight: 900;
    letter-spacing: .1em;
    text-transform: uppercase;
}

.auth-field input {
    width: 100%;
    min-height: 48px;
}

.auth-field small {
    color: var(--muted);
    line-height: 1.5;
}

.auth-form .field-validation-error {
    color: var(--danger, #ff6b6b);
    font-size: .86rem;
}

.auth-form .validation-summary-errors {
    margin-bottom: 4px;
}

.auth-form .button {
    min-height: 48px;
    justify-content: center;
    margin-top: 4px;
}

.auth-meta-card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 28px;
    padding: clamp(24px, 3vw, 34px);
}

.auth-meta-card h2 {
    margin: 0;
    font-size: 1.1rem;
    text-transform: uppercase;
}

.auth-meta-card p {
    margin: 10px 0 0;
    color: var(--muted);
    line-height: 1.6;
}

.auth-meta-links {
    display: grid;
    gap: 10px;
}

.auth-meta-links .auth-link {
    font-weight: 800;
}

.auth-check {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text);
}

.auth-check input {
    width: 18px;
    height: 18px;
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.about-panel {
    padding: clamp(24px, 3vw, 36px);
}

.about-panel-wide {
    grid-column: 1 / -1;
}

.about-value {
    display: inline-flex;
    margin-top: 12px;
    padding: 10px 12px;
    border: 1px solid color-mix(in srgb, var(--line) 72%, transparent);
    background: color-mix(in srgb, var(--bg) 55%, transparent);
    color: var(--text);
    font-size: .9rem;
    word-break: break-all;
}

.about-license-copy {
    display: grid;
    gap: 12px;
    color: var(--muted);
    line-height: 1.65;
}

.about-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 24px;
}

.about-social-link {
    width: 46px;
    min-width: 46px;
    height: 46px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
}

.about-social-link svg {
    width: 22px;
    height: 22px;
    display: block;
}

.portal-page.faq-page {
    width: 100%;
    max-width: none;
    margin: 0;
}

.faq-page .portal-hero {
    grid-template-columns: minmax(0, 1fr) minmax(250px, .34fr);
    gap: clamp(28px, 4vw, 64px);
}

.faq-page .portal-hero h1 {
    max-width: 10ch;
    font-size: clamp(3rem, 6vw, 6.4rem);
}

.faq-page .portal-hero-mark strong {
    color: var(--red-bright);
    font-size: clamp(4.8rem, 8vw, 7rem);
}

.faq-grid {
    display: grid;
    gap: 12px;
}

.faq-item {
    overflow: hidden;
    border: 1px solid color-mix(in srgb, var(--line) 72%, transparent);
    background: color-mix(in srgb, var(--panel) 92%, transparent);
}

.faq-item summary {
    position: relative;
    cursor: pointer;
    list-style: none;
    padding: 20px 58px 20px 22px;
    color: var(--text);
    font-weight: 850;
    line-height: 1.45;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    position: absolute;
    right: 22px;
    top: 50%;
    translate: 0 -50%;
    color: var(--red-bright);
    font-size: 1.5rem;
    font-weight: 900;
}

.faq-item[open] summary::after {
    content: "−";
}

.faq-answer {
    padding: 18px 22px 22px;
    border-top: 1px solid color-mix(in srgb, var(--line) 48%, transparent);
    color: var(--muted);
    line-height: 1.65;
}

.faq-answer p {
    margin: 0;
}

.faq-contact {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    margin-top: 20px;
    padding: clamp(22px, 3vw, 32px);
}

.faq-contact h2 {
    margin: 0;
    text-transform: uppercase;
}

.faq-contact p {
    margin: 8px 0 0;
    color: var(--muted);
}

.not-found-page .portal-hero {
    min-height: clamp(520px, 68dvh, 760px);
}

.not-found-page .portal-hero h1 {
    max-width: 10ch;
    font-size: clamp(3.25rem, 6.5vw, 7rem);
}

.not-found-mark strong {
    color: var(--red-bright);
    font-size: clamp(6rem, 11vw, 10rem);
}

.not-found-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 30px;
}

.not-found-actions .button {
    min-height: 48px;
    padding-inline: 24px;
}

.portal-page :is(a, button, input, summary):focus-visible {
    outline: 3px solid color-mix(in srgb, var(--gold) 72%, white);
    outline-offset: 3px;
}

@media (max-width: 900px) {
    .portal-hero,
    .faq-page .portal-hero {
        grid-template-columns: 1fr;
    }

    .portal-hero-mark {
        min-height: 210px;
    }

    .auth-layout,
    .about-grid {
        grid-template-columns: 1fr;
    }

    .about-panel-wide {
        grid-column: auto;
    }
}

@media (max-width: 620px) {
    .portal-hero {
        padding: 42px 20px 32px;
    }

    .portal-hero h1,
    .faq-page .portal-hero h1,
    .not-found-page .portal-hero h1 {
        max-width: none;
        font-size: clamp(2.65rem, 16vw, 4.5rem);
    }

    .portal-hero-mark {
        display: none;
    }

    .portal-content {
        width: min(100% - 28px, 1480px);
        padding-bottom: 54px;
    }

    .auth-form-card,
    .auth-meta-card,
    .about-panel {
        padding: 20px;
    }

    .faq-contact {
        align-items: stretch;
        flex-direction: column;
    }

    .faq-contact .button,
    .not-found-actions .button {
        width: 100%;
        justify-content: center;
    }
}

@media (prefers-reduced-motion: reduce) {
    .portal-page *,
    .portal-page *::before,
    .portal-page *::after {
        scroll-behavior: auto !important;
        transition-duration: .001ms !important;
        animation-duration: .001ms !important;
        animation-iteration-count: 1 !important;
    }
}