@layer portal-reset, portal-base, portal-layout, portal-components, portal-responsive, portal-motion;

@layer portal-reset {
    *,
    *::before,
    *::after {
        box-sizing: border-box;
    }

    html {
        min-inline-size: 20rem;
        color-scheme: dark;
        scroll-behavior: smooth;
        scrollbar-width: thin;
        scrollbar-color: color-mix(in oklch, var(--portal-ink) 18%, transparent) transparent;
        background: var(--portal-bg);
    }

    html.portal-light {
        color-scheme: light;
    }

    body {
        min-block-size: 100dvb;
        margin: 0;
    }

    button,
    input,
    textarea {
        font: inherit;
    }

    button,
    a {
        -webkit-tap-highlight-color: transparent;
    }

    button {
        cursor: pointer;
    }

    a {
        color: inherit;
        text-decoration: none;
    }

    [hidden] {
        display: none !important;
    }
}

@layer portal-base {
    @font-face {
        font-family: "Shuai Public Sans";
        font-style: normal;
        font-weight: 100 900;
        font-display: swap;
        src: url("assets/shuai-api/public-sans.woff2") format("woff2");
    }

    :root {
        --portal-bg: oklch(13% 0.005 255deg);
        --portal-surface: oklch(15.5% 0.004 255deg);
        --portal-surface-raised: oklch(18.5% 0.006 255deg);
        --portal-surface-hover: oklch(21% 0.012 255deg);
        --portal-ink: oklch(95% 0.004 255deg);
        --portal-muted: oklch(72% 0.008 255deg);
        --portal-faint: oklch(56% 0.006 255deg);
        --portal-line: oklch(100% 0 0deg / 0.1);
        --portal-line-strong: oklch(100% 0 0deg / 0.16);
        --portal-accent: oklch(62% 0.19 255deg);
        --portal-accent-strong: oklch(70% 0.16 250deg);
        --portal-accent-wash: oklch(62% 0.19 255deg / 0.14);
        --portal-success: oklch(74% 0.16 150deg);
        --portal-warning: oklch(82% 0.15 85deg);
        --portal-danger: oklch(72% 0.18 25deg);
        --portal-info: oklch(76% 0.14 245deg);
        --portal-shadow: 0 1.5rem 4rem oklch(2% 0.01 255deg / 0.42);
        --portal-radius: 0.35rem;
        --portal-radius-card: 0.5rem;
        --portal-mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
        font-family: "Shuai Public Sans", "MaCore Noto Sans SC", "Noto Sans SC", "Microsoft YaHei UI", "Microsoft YaHei", sans-serif;
    }

    html.portal-light {
        --portal-bg: oklch(97.5% 0.003 255deg);
        --portal-surface: oklch(99% 0 0deg);
        --portal-surface-raised: oklch(95.5% 0.004 255deg);
        --portal-surface-hover: oklch(92% 0.008 255deg);
        --portal-ink: oklch(16% 0.006 255deg);
        --portal-muted: oklch(43% 0.006 255deg);
        --portal-faint: oklch(53% 0.006 255deg);
        --portal-line: oklch(20% 0.005 255deg / 0.12);
        --portal-line-strong: oklch(20% 0.005 255deg / 0.18);
        --portal-accent: oklch(54% 0.18 255deg);
        --portal-accent-strong: oklch(47% 0.17 250deg);
        --portal-accent-wash: oklch(54% 0.18 255deg / 0.11);
        --portal-success: oklch(48% 0.14 150deg);
        --portal-warning: oklch(56% 0.14 85deg);
        --portal-danger: oklch(54% 0.17 25deg);
        --portal-info: oklch(51% 0.13 245deg);
        --portal-shadow: 0 1.5rem 4rem oklch(35% 0.02 255deg / 0.12);
    }

    body.portal-page,
    body.account-page {
        position: relative;
        isolation: isolate;
        overflow-x: clip;
        color: var(--portal-ink);
        background: var(--portal-bg);
        line-height: 1.55;
        text-rendering: optimizeLegibility;
    }

    body.portal-page::before,
    body.account-page::before {
        position: fixed;
        z-index: -2;
        inset: 0;
        background-image:
            linear-gradient(to right, var(--portal-ink) 1px, transparent 1px),
            linear-gradient(to bottom, var(--portal-ink) 1px, transparent 1px);
        background-size: 3.25rem 3.25rem;
        opacity: 0.075;
        pointer-events: none;
        content: "";
    }

    body.portal-page::after,
    body.account-page::after {
        position: fixed;
        z-index: -1;
        inset: 0;
        background-image:
            radial-gradient(circle at 58% 12%, var(--portal-accent-wash), transparent 29rem),
            radial-gradient(circle at 11% 46%, color-mix(in oklch, var(--portal-accent) 11%, transparent), transparent 22rem);
        pointer-events: none;
        content: "";
    }

    h1,
    h2,
    h3,
    p,
    dl,
    dd,
    ul {
        margin-block: 0;
    }

    dd {
        margin-inline: 0;
    }

    h1,
    h2,
    h3 {
        text-wrap: balance;
    }

    p {
        text-wrap: pretty;
    }

    code,
    textarea {
        font-family: var(--portal-mono);
    }

    .sr-only {
        position: absolute;
        inline-size: 1px;
        block-size: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        clip: rect(0, 0, 0, 0);
        white-space: nowrap;
        border: 0;
    }
}

@layer portal-layout {
    .skip-link {
        position: fixed;
        z-index: 100;
        inset-block-start: 0.75rem;
        inset-inline-start: 0.75rem;
        padding: 0.65rem 0.8rem;
        color: var(--portal-bg);
        background: var(--portal-ink);
        transform: translateY(-180%);
        transition: transform 160ms ease;
    }

    .skip-link:focus {
        transform: translateY(0);
    }

    .portal-header,
    .account-page .site-header {
        position: sticky;
        z-index: 20;
        inset-block-start: 0.75rem;
        inline-size: min(calc(100% - 2rem), 80rem);
        margin-inline: auto;
        border: 1px solid transparent;
        border-radius: var(--portal-radius-card);
        background: transparent;
        box-shadow: none;
        transition: background 180ms ease, box-shadow 180ms ease, border-color 180ms ease, backdrop-filter 180ms ease;
    }

    .portal-header.is-scrolled,
    .account-page .site-header.is-scrolled {
        border-color: var(--portal-line-strong);
        background: color-mix(in oklch, var(--portal-bg) 95%, transparent);
        box-shadow: 0 0.85rem 2.4rem oklch(4% 0.02 255deg / 0.3);
        backdrop-filter: blur(0.75rem) saturate(1.1);
    }

    .portal-header-inner,
    .portal-main {
        inline-size: min(calc(100% - 4rem), 80rem);
        margin-inline: auto;
    }

    .portal-header-inner {
        position: relative;
        display: flex;
        align-items: center;
        gap: 2rem;
        inline-size: 100%;
        min-block-size: 4rem;
        padding-inline: 1rem;
        transition: min-block-size 180ms ease;
    }

    .portal-header.is-scrolled .portal-header-inner,
    .account-page .site-header.is-scrolled {
        min-block-size: 3.4rem;
    }

    .portal-main {
        padding-block: clamp(5.75rem, 4.5rem + 3vi, 7rem) 6rem;
    }

    .portal-content {
        display: grid;
        gap: 1rem;
    }

    .page-heading {
        display: flex;
        align-items: end;
        justify-content: space-between;
        gap: 1.5rem;
        padding-block-end: 0.5rem;
    }

    .page-heading h1 {
        max-inline-size: 44rem;
        font-size: clamp(2.1rem, 1.5rem + 2vi, 3.4rem);
        font-weight: 650;
        line-height: 1.05;
    }

    .page-description {
        margin-block-start: 0.7rem;
        color: var(--portal-muted);
    }
}

@layer portal-components {
    .brand {
        display: inline-flex;
        align-items: center;
        gap: 0.375rem;
        max-inline-size: fit-content;
        color: var(--portal-ink);
        font-size: 0.875rem;
        font-weight: 600;
        letter-spacing: -0.428125px;
        line-height: 1.25rem;
    }

    .brand-mark {
        display: block;
        inline-size: 1.75rem;
        block-size: 1.75rem;
        object-fit: contain;
    }

    .portal-nav {
        display: flex;
        align-items: center;
        gap: 0.125rem;
        margin-inline: auto;
        font-size: 0.875rem;
        font-weight: 500;
    }

    .portal-nav a {
        display: inline-flex;
        align-items: center;
        min-block-size: 2rem;
        padding-inline: 0.625rem;
        border-radius: 0;
        color: var(--portal-muted);
    }

    .portal-nav a.is-current {
        color: var(--portal-ink);
        background: color-mix(in oklch, var(--portal-ink) 6%, transparent);
    }

    .portal-nav a:hover,
    .portal-nav a:focus-visible {
        color: var(--portal-ink);
        background: color-mix(in oklch, var(--portal-ink) 4%, transparent);
    }

    .portal-header-actions {
        display: flex;
        align-items: center;
        gap: 0.375rem;
        margin-inline-start: auto;
    }

    .header-separator {
        inline-size: 1px;
        block-size: 1rem;
        flex-shrink: 0;
        background: color-mix(in oklch, var(--portal-ink) 10%, transparent);
    }

    .portal-section {
        position: relative;
        display: grid;
        gap: 1.25rem;
        padding: clamp(1.25rem, 1rem + 1vi, 2rem);
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background: color-mix(in oklch, var(--portal-surface) 55%, transparent);
    }

    .section-heading {
        display: flex;
        align-items: end;
        justify-content: space-between;
        gap: 1rem;
    }

    .section-heading h2 {
        font-size: clamp(1.2rem, 1rem + 0.55vi, 1.6rem);
        font-weight: 700;
        line-height: 1.15;
    }

    .eyebrow {
        display: inline-flex;
        align-items: center;
        gap: 0.55rem;
        margin-block-end: 0.5rem;
        color: var(--portal-muted);
        font-family: var(--portal-mono);
        font-size: 0.68rem;
        font-weight: 700;
        letter-spacing: 0.05em;
        line-height: 1.25;
        text-transform: uppercase;
    }

    .eyebrow::before {
        flex: 0 0 auto;
        inline-size: 0.48rem;
        block-size: 0.48rem;
        border-radius: 50%;
        background: var(--portal-accent);
        box-shadow: 0 0 0 0.22rem var(--portal-accent-wash);
        content: "";
    }

    .section-count {
        color: var(--portal-muted);
        font-family: var(--portal-mono);
        font-size: 0.72rem;
        font-weight: 650;
        white-space: nowrap;
    }

    .section-tools {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        flex-wrap: wrap;
        justify-content: end;
    }

    .account-search {
        position: relative;
        display: flex;
        align-items: center;
        min-inline-size: min(18rem, 100%);
    }

    .account-search .lucide {
        position: absolute;
        inset-inline-start: 0.72rem;
        inline-size: 0.95rem;
        color: var(--portal-faint);
        pointer-events: none;
    }

    .account-search input {
        min-block-size: 2.35rem;
        padding-inline-start: 2.2rem;
        font-size: 0.78rem;
    }

    .account-sort {
        position: relative;
        display: flex;
        align-items: center;
    }

    .account-sort select {
        min-block-size: 2.35rem;
        padding-inline-end: 2rem;
        font-size: 0.78rem;
        appearance: none;
    }

    .account-sort .lucide {
        position: absolute;
        inset-inline-end: 0.55rem;
        inline-size: 0.9rem;
        color: var(--portal-faint);
        pointer-events: none;
    }

    .directory-filters {
        display: flex;
        flex-wrap: wrap;
        gap: 0.45rem;
        margin-block-start: 0.85rem;
    }

    .filter-chip {
        display: inline-flex;
        align-items: center;
        gap: 0.35rem;
        min-block-size: 1.9rem;
        padding-inline: 0.75rem;
        border: 1px solid var(--portal-line-strong);
        border-radius: 999px;
        color: var(--portal-muted);
        background: transparent;
        font-size: 0.74rem;
        font-weight: 650;
        transition: border-color 140ms ease, color 140ms ease, background-color 140ms ease;
    }

    .filter-chip:hover {
        color: var(--portal-ink);
        border-color: color-mix(in oklch, var(--portal-accent) 42%, var(--portal-line-strong));
    }

    .filter-chip.is-active {
        color: var(--portal-accent-strong);
        border-color: color-mix(in oklch, var(--portal-accent) 55%, var(--portal-line-strong));
        background: var(--portal-accent-wash);
    }

    .filter-chip-count {
        display: inline-grid;
        place-items: center;
        min-inline-size: 1.15rem;
        padding-inline: 0.28rem;
        border-radius: 999px;
        background: color-mix(in oklch, var(--portal-ink) 10%, transparent);
        font-family: var(--portal-mono);
        font-size: 0.66rem;
        font-weight: 700;
    }

    .expiry-pill {
        display: inline-flex;
        align-items: center;
        min-block-size: 1.45rem;
        padding-inline: 0.5rem;
        border: 1px solid var(--portal-line-strong);
        border-radius: 0.15rem;
        font-size: 0.7rem;
        font-weight: 650;
        white-space: nowrap;
    }

    .expiry-pill[data-tone="warning"] {
        color: var(--portal-warning);
        border-color: color-mix(in oklch, var(--portal-warning), transparent 35%);
        background: color-mix(in oklch, var(--portal-warning), transparent 88%);
    }

    .expiry-pill[data-tone="danger"] {
        color: var(--portal-danger);
        border-color: color-mix(in oklch, var(--portal-danger), transparent 35%);
        background: color-mix(in oklch, var(--portal-danger), transparent 88%);
    }

    .account-summary-login {
        display: grid;
        justify-items: start;
        gap: 0.3rem;
        min-inline-size: 0;
    }

    .account-summary-login small {
        margin-block-start: 0;
        font-variant-numeric: tabular-nums;
    }

    .accounts-empty-notice {
        justify-content: space-between;
        flex-wrap: wrap;
    }

    .accounts-empty-notice[hidden] {
        display: none;
    }

    .metric-grid {
        display: grid;
        grid-template-columns: repeat(4, minmax(0, 1fr));
        gap: 1px;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background: var(--portal-line);
        overflow: clip;
    }

    .metric-item {
        display: flex;
        align-items: center;
        gap: 0.85rem;
        min-block-size: 6.1rem;
        padding: 1.1rem;
        background: color-mix(in oklch, var(--portal-surface) 82%, transparent);
        transition: background-color 180ms ease;
    }

    .metric-item:hover {
        background: var(--portal-surface-hover);
    }

    .metric-icon,
    .binding-icon {
        display: grid;
        flex: 0 0 auto;
        place-items: center;
        inline-size: 2.1rem;
        block-size: 2.1rem;
        color: var(--portal-accent-strong);
        border: 1px solid var(--portal-line);
        background: var(--portal-accent-wash);
        font-size: 0.9rem;
    }

    .metric-icon .lucide,
    .binding-icon .lucide {
        inline-size: 1rem;
        block-size: 1rem;
    }

    .metric-item small {
        display: block;
        margin-block-end: 0.25rem;
        color: var(--portal-muted);
        font-family: var(--portal-mono);
        font-size: 0.68rem;
        letter-spacing: 0.05em;
        text-transform: uppercase;
    }

    .metric-item strong {
        display: block;
        font-size: 1.35rem;
        font-variant-numeric: tabular-nums;
    }

    .metric-divider {
        padding-inline: 0.15rem;
        color: var(--portal-faint);
        font-weight: 400;
    }

    .detail-grid,
    .profile-list {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 1px;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        background: var(--portal-line);
        overflow: clip;
    }

    .detail-grid > div,
    .profile-list > div {
        min-inline-size: 0;
        padding: 1rem;
        background: color-mix(in oklch, var(--portal-surface-raised) 72%, transparent);
    }

    dt {
        color: var(--portal-muted);
        font-family: var(--portal-mono);
        font-size: 0.68rem;
        letter-spacing: 0.05em;
        text-transform: uppercase;
    }

    dd {
        margin-block-start: 0.35rem;
        overflow-wrap: anywhere;
        font-weight: 650;
        font-size: 0.95rem;
    }

    #planCode {
        color: var(--portal-accent-strong);
        font-family: var(--portal-mono);
        font-size: 0.9rem;
    }

    .status-dot {
        display: inline-block;
        inline-size: 0.45rem;
        block-size: 0.45rem;
        margin-inline-end: 0.4rem;
        border-radius: 50%;
        background: var(--portal-faint);
        vertical-align: 0.08rem;
    }

    .status-dot[data-tone="success"] {
        background: var(--portal-success);
        box-shadow: 0 0 0 0.18rem color-mix(in oklch, var(--portal-success), transparent 85%);
    }

    .status-dot[data-tone="danger"] {
        background: var(--portal-danger);
        box-shadow: 0 0 0 0.18rem color-mix(in oklch, var(--portal-danger), transparent 85%);
    }

    .split-section {
        grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
        gap: 2rem;
    }

    @media (width > 42rem) {
        .split-section .security-form {
            padding-inline-start: 2rem;
            border-inline-start: 1px solid var(--portal-line);
        }
    }

    .profile-pane,
    .security-form {
        min-inline-size: 0;
    }

    .security-form {
        display: grid;
        align-content: start;
        gap: 0.55rem;
    }

    .security-form .section-heading {
        margin-block-end: 0.3rem;
    }

    .security-form label,
    .create-account-form label,
    .management-dialog label,
    .form-stack label {
        display: grid;
        gap: 0.42rem;
        color: var(--portal-muted);
        font-size: 0.78rem;
        font-weight: 650;
    }

    input,
    textarea {
        inline-size: 100%;
        min-block-size: 2.8rem;
        padding: 0.65rem 0.78rem;
        border: 1px solid var(--portal-line-strong);
        border-radius: var(--portal-radius);
        color: var(--portal-ink);
        background: var(--portal-bg);
        transition: border-color 140ms ease, box-shadow 140ms ease, background-color 140ms ease;
    }

    textarea {
        min-block-size: 14rem;
        resize: vertical;
    }

    input::placeholder {
        color: var(--portal-faint);
    }

    .password-field {
        position: relative;
        display: block;
    }

    .password-field input {
        padding-inline-end: 2.7rem;
    }

    .password-toggle {
        position: absolute;
        inset-inline-end: 0.35rem;
        inset-block-start: 50%;
        display: inline-grid;
        place-items: center;
        inline-size: 2rem;
        block-size: 2rem;
        padding: 0;
        transform: translateY(-50%);
        color: var(--portal-muted);
        border: 0;
        border-radius: 0.3rem;
        background: transparent;
    }

    .password-toggle:hover,
    .password-toggle:focus-visible {
        color: var(--portal-ink);
        background: color-mix(in oklch, var(--portal-ink) 6%, transparent);
    }

    .password-toggle .lucide {
        grid-area: 1 / 1;
        inline-size: 0.95rem;
        block-size: 0.95rem;
    }

    .password-toggle > .lucide:nth-of-type(2) {
        display: none;
    }

    .password-toggle[aria-pressed="true"] > .lucide:nth-of-type(1) {
        display: none;
    }

    .password-toggle[aria-pressed="true"] > .lucide:nth-of-type(2) {
        display: block;
    }

    input:hover,
    textarea:hover {
        border-color: color-mix(in oklch, var(--portal-accent) 42%, var(--portal-line-strong));
    }

    input:focus-visible,
    textarea:focus-visible,
    button:focus-visible,
    a:focus-visible {
        outline: 2px solid var(--portal-accent-strong);
        outline-offset: 3px;
    }

    input:focus,
    textarea:focus {
        border-color: var(--portal-accent);
        background: color-mix(in oklch, var(--portal-surface-raised) 72%, transparent);
        box-shadow: 0 0 0 0.18rem var(--portal-accent-wash);
        outline: 0;
    }

    .button,
    .icon-button {
        border: 1px solid transparent;
        border-radius: var(--portal-radius);
        cursor: pointer;
    }

    .button {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.5rem;
        min-block-size: 2.75rem;
        padding-inline: 1rem;
        color: oklch(15% 0.005 255deg);
        background: oklch(97% 0 0deg);
        font-weight: 700;
    }

    .button:hover:not(:disabled),
    .button:focus-visible:not(:disabled) {
        background: oklch(89% 0.003 255deg);
    }

    .button:disabled {
        cursor: wait;
        opacity: 0.58;
    }

    html.portal-light .button:not(.button-quiet):not(.button-danger):not(.is-danger) {
        color: oklch(98% 0.002 255deg);
        background: oklch(16% 0.006 255deg);
    }

    html.portal-light .button:not(.button-quiet):not(.button-danger):not(.is-danger):hover:not(:disabled),
    html.portal-light .button:not(.button-quiet):not(.button-danger):not(.is-danger):focus-visible:not(:disabled) {
        background: oklch(25% 0.006 255deg);
    }

    .button-quiet {
        border-color: var(--portal-line-strong);
        color: var(--portal-ink);
        background: transparent;
    }

    .button-quiet:hover:not(:disabled),
    .button-quiet:focus-visible:not(:disabled) {
        border-color: var(--portal-ink);
        background: color-mix(in oklch, var(--portal-ink) 4%, transparent);
    }

    .button-danger {
        border-color: color-mix(in oklch, var(--portal-danger), transparent 40%);
        color: var(--portal-danger);
        background: transparent;
    }

    .button-danger:hover:not(:disabled),
    .button-danger:focus-visible:not(:disabled) {
        border-color: var(--portal-danger);
        color: var(--portal-danger);
        background: color-mix(in oklch, var(--portal-danger), transparent 88%);
    }

    .button.is-danger {
        color: oklch(98% 0.002 255deg);
        background: oklch(55% 0.19 25deg);
    }

    .button.is-danger:hover:not(:disabled),
    .button.is-danger:focus-visible:not(:disabled) {
        background: oklch(47% 0.17 25deg);
    }

    .button-compact {
        min-block-size: 2.3rem;
        padding-inline: 0.75rem;
        font-size: 0.8rem;
    }

    .button .lucide,
    .icon-button .lucide {
        inline-size: 1rem;
        block-size: 1rem;
    }

    .icon-button {
        display: inline-grid;
        place-items: center;
        inline-size: 2.25rem;
        block-size: 2.25rem;
        padding: 0;
        color: var(--portal-ink);
        background: transparent;
    }

    .icon-button:hover,
    .icon-button:focus-visible {
        background: color-mix(in oklch, var(--portal-ink) 6%, transparent);
    }

    .management-dialog .icon-button {
        inline-size: 2rem;
        block-size: 2rem;
        border-radius: 0.35rem;
    }

    .binding-actions .icon-button {
        border-color: var(--portal-line-strong);
    }

    .theme-toggle {
        position: relative;
        overflow: hidden;
        display: inline-grid;
        place-items: center;
    }

    .theme-icon {
        grid-area: 1 / 1;
        display: none;
    }

    html:not(.portal-light) .theme-icon-moon,
    html.portal-light .theme-icon-sun {
        display: block;
    }

    .status-badge {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        min-block-size: 1.55rem;
        padding-inline: 0.55rem;
        border: 1px solid var(--portal-line-strong);
        border-radius: 0.15rem;
        color: var(--portal-muted);
        font-size: 0.72rem;
        font-weight: 650;
        white-space: nowrap;
    }

    .status-badge[data-tone="success"] { border-color: color-mix(in oklch, var(--portal-success), transparent 35%); color: var(--portal-success); background: color-mix(in oklch, var(--portal-success), transparent 88%); }
    .status-badge[data-tone="warning"] { border-color: color-mix(in oklch, var(--portal-warning), transparent 35%); color: var(--portal-warning); background: color-mix(in oklch, var(--portal-warning), transparent 88%); }
    .status-badge[data-tone="danger"] { border-color: color-mix(in oklch, var(--portal-danger), transparent 35%); color: var(--portal-danger); background: color-mix(in oklch, var(--portal-danger), transparent 88%); }
    .status-badge[data-tone="info"] { border-color: color-mix(in oklch, var(--portal-info), transparent 35%); color: var(--portal-info); background: color-mix(in oklch, var(--portal-info), transparent 88%); }

    .form-message {
        min-block-size: 1.3rem;
        margin: 0;
        color: var(--portal-danger);
        font-size: 0.81rem;
    }

    .form-message[data-state="success"] {
        color: var(--portal-success);
    }

    .auth-links {
        display: flex;
        justify-content: space-between;
        gap: 1rem;
        margin-block-start: 0.35rem;
        color: var(--portal-accent-strong);
        font-size: 0.81rem;
    }

    .auth-links a {
        text-decoration: underline;
        text-underline-offset: 0.2em;
    }

    .auth-links a:hover,
    .auth-links a:focus-visible {
        color: var(--portal-ink);
    }

    .pending-email {
        color: var(--portal-ink);
        word-break: break-all;
    }

    .pending-status {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        margin-block: 1.1rem 0.4rem;
        padding: 0.85rem 1rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        color: var(--portal-muted);
        font-size: 0.86rem;
    }

    .pending-status[data-state="done"] {
        border-color: color-mix(in oklch, var(--portal-success), transparent 35%);
        color: var(--portal-success);
        background: color-mix(in oklch, var(--portal-success), transparent 90%);
    }

    .pending-status[data-state="timeout"] {
        border-color: color-mix(in oklch, var(--portal-warning), transparent 35%);
        color: var(--portal-warning);
        background: color-mix(in oklch, var(--portal-warning), transparent 90%);
    }

    .pending-icon {
        display: inline-flex;
        flex: 0 0 auto;
        align-items: center;
        justify-content: center;
        inline-size: 1.2rem;
        block-size: 1.2rem;
    }

    .pending-icon .lucide {
        inline-size: 1.15rem;
        block-size: 1.15rem;
    }

    .pending-status[data-state="waiting"] .pending-icon:not([data-icon="waiting"]),
    .pending-status[data-state="done"] .pending-icon:not([data-icon="done"]),
    .pending-status[data-state="timeout"] .pending-icon:not([data-icon="timeout"]) {
        display: none;
    }

    .pending-actions {
        display: flex;
        flex-wrap: wrap;
        gap: 0.65rem;
        margin-block-start: 0.9rem;
    }

    .loading-state {
        display: grid;
        justify-items: center;
        align-content: center;
        gap: 0.8rem;
        min-block-size: 28rem;
        color: var(--portal-muted);
    }

    .loading-brand {
        inline-size: 2.5rem;
        block-size: 2.5rem;
        margin-block-end: 0.35rem;
        object-fit: contain;
    }

    .loading-mark {
        inline-size: 1.2rem;
        block-size: 1.2rem;
        border: 2px solid var(--portal-line-strong);
        border-block-start-color: var(--portal-accent);
        border-radius: 50%;
    }

    .empty-state {
        display: flex;
        align-items: center;
        gap: 0.8rem;
        padding: 1.25rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        color: var(--portal-muted);
    }

    .empty-state .lucide {
        flex: 0 0 auto;
        color: var(--portal-accent-strong);
    }

    .empty-state strong {
        display: block;
        color: var(--portal-ink);
    }

    .empty-state p {
        margin-block-start: 0.2rem;
        font-size: 0.82rem;
    }

    .binding-list,
    .accounts-list {
        display: grid;
        gap: 0.65rem;
    }

    .binding-row {
        display: grid;
        grid-template-columns: minmax(13rem, 1fr) minmax(0, 1.5fr) auto;
        gap: 1rem;
        align-items: center;
        padding: 1rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background: color-mix(in oklch, var(--portal-surface-raised) 62%, transparent);
        transition: border-color 180ms ease, background-color 180ms ease;
    }

    .binding-row:hover {
        border-color: color-mix(in oklch, var(--portal-accent) 32%, var(--portal-line));
    }

    .binding-identity,
    .binding-actions,
    .binding-facts {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        min-inline-size: 0;
    }

    .binding-identity strong,
    .binding-identity code {
        display: block;
        overflow-wrap: anywhere;
    }

    .binding-identity code {
        margin-block-start: 0.2rem;
        color: var(--portal-faint);
        font-size: 0.7rem;
    }

    .binding-facts {
        justify-content: space-between;
        gap: 1rem;
    }

    .binding-facts span {
        min-inline-size: 0;
    }

    .binding-facts small {
        display: block;
        color: var(--portal-muted);
        font-size: 0.7rem;
    }

    .binding-facts strong {
        display: block;
        margin-block-start: 0.15rem;
        overflow-wrap: anywhere;
        font-size: 0.78rem;
    }

    .binding-actions {
        justify-content: end;
        flex-wrap: wrap;
    }

    .binding-actions .button {
        min-block-size: 2.3rem;
        padding-inline: 0.7rem;
        font-size: 0.76rem;
    }

    .portal-toast {
        position: fixed;
        z-index: 80;
        inset-block-end: 1.25rem;
        inset-inline-end: 1.25rem;
        display: flex;
        align-items: center;
        gap: 0.55rem;
        max-inline-size: min(24rem, calc(100% - 2rem));
        padding: 0.8rem 1rem;
        border: 1px solid var(--portal-line-strong);
        border-radius: var(--portal-radius-card);
        color: var(--portal-ink);
        background: color-mix(in oklch, var(--portal-surface) 97%, var(--portal-bg));
        box-shadow: var(--portal-shadow);
        font-size: 0.82rem;
    }

    .portal-toast .lucide {
        flex: 0 0 auto;
        inline-size: 1.05rem;
        block-size: 1.05rem;
        color: var(--portal-info);
    }

    .portal-toast[data-state="success"] { border-color: var(--portal-success); }
    .portal-toast[data-state="success"] .lucide { color: var(--portal-success); }
    .portal-toast[data-state="error"] { border-color: var(--portal-danger); }
    .portal-toast[data-state="error"] .lucide { color: var(--portal-danger); }

    .create-account-form {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr)) auto;
        gap: 0.75rem;
        align-items: end;
    }

    .create-account-form .button {
        min-block-size: 2.8rem;
    }

    .account-row {
        display: block;
        padding: 0;
        overflow: clip;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background: color-mix(in oklch, var(--portal-surface) 55%, transparent);
        transition: border-color 180ms ease, background-color 180ms ease;
    }

    .account-row:hover {
        border-color: color-mix(in oklch, var(--portal-accent) 32%, var(--portal-line));
    }

    .account-row[open] {
        border-color: color-mix(in oklch, var(--portal-accent) 45%, var(--portal-line));
        background: color-mix(in oklch, var(--portal-surface-raised) 58%, transparent);
    }

    .account-summary {
        position: relative;
        display: grid;
        grid-template-columns: minmax(9rem, 1fr) minmax(8rem, auto) minmax(11rem, 1fr) minmax(7.5rem, auto);
        gap: 1rem;
        align-items: center;
        padding: 1.05rem 2.5rem 1.05rem 1.15rem;
        cursor: pointer;
        list-style: none;
        transition: background-color 180ms ease;
    }

    .account-summary:hover {
        background: color-mix(in oklch, var(--portal-ink) 3%, transparent);
    }

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

    .account-summary::after {
        position: absolute;
        inset-inline-end: 1.15rem;
        inset-block-start: 50%;
        inline-size: 0.55rem;
        block-size: 0.55rem;
        border-inline-end: 1px solid var(--portal-muted);
        border-block-end: 1px solid var(--portal-muted);
        transform: translateY(-70%) rotate(45deg);
        content: "";
        transition: transform 200ms ease;
    }

    .account-row[open] .account-summary::after {
        transform: translateY(-30%) rotate(225deg);
    }

    .account-summary strong,
    .account-summary small {
        display: block;
    }

    .account-who {
        display: flex;
        align-items: center;
        gap: 0.75rem;
        min-inline-size: 0;
    }

    .account-avatar {
        display: grid;
        flex: 0 0 auto;
        place-items: center;
        inline-size: 2.1rem;
        block-size: 2.1rem;
        overflow: hidden;
        color: var(--portal-accent-strong);
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        background: var(--portal-accent-wash);
        font-size: 0.9rem;
        font-weight: 700;
    }

    .account-who strong,
    .account-who small {
        overflow-wrap: anywhere;
    }

    .account-summary small {
        margin-block-start: 0.22rem;
        color: var(--portal-muted);
        overflow-wrap: anywhere;
        font-size: 0.76rem;
    }

    .account-summary-subscription {
        min-inline-size: 0;
    }

    .account-summary-state {
        display: grid;
        justify-items: start;
        gap: 0.2rem;
    }

    .account-details {
        display: grid;
        gap: 1rem;
        padding: 0 1.15rem 1.15rem;
        border-block-start: 1px solid var(--portal-line);
    }

    .account-detail-grid {
        display: grid;
        grid-template-columns: repeat(3, minmax(0, 1fr));
        gap: 1px;
        margin-block-start: 1rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        background: var(--portal-line);
        overflow: clip;
    }

    .account-detail-grid > div {
        display: grid;
        gap: 0.2rem;
        padding: 0.8rem;
        background: color-mix(in oklch, var(--portal-surface) 78%, transparent);
    }

    .account-detail-grid small {
        color: var(--portal-muted);
        font-size: 0.72rem;
    }

    .account-detail-grid strong {
        overflow-wrap: anywhere;
        font-size: 0.86rem;
    }

    .account-row-actions {
        display: grid;
        grid-template-columns: minmax(12rem, 1fr) repeat(4, auto);
        gap: 0.45rem;
        align-items: center;
        margin-block-start: 0;
    }

    .account-row-actions label {
        display: grid;
        gap: 0.42rem;
        min-inline-size: 0;
        color: var(--portal-muted);
        font-size: 0.79rem;
        font-weight: 650;
    }

    .account-row-actions .button,
    .gateway-binding-actions .button {
        min-block-size: 2.2rem;
        padding-inline: 0.7rem;
        font-size: 0.76rem;
    }

    .gateway-bindings {
        display: grid;
        gap: 0.65rem;
        margin-block-start: 0.35rem;
        padding-block-start: 1rem;
        border-block-start: 1px solid var(--portal-line);
    }

    .gateway-bindings-heading {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
    }

    .gateway-bindings-heading h3 {
        font-size: 0.9rem;
    }

    .gateway-binding {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding-block: 0.8rem;
        border-block-start: 1px solid var(--portal-line);
    }

    .gateway-binding > div {
        min-inline-size: 0;
    }

    .gateway-binding strong,
    .gateway-binding small {
        display: block;
    }

    .gateway-binding small {
        color: var(--portal-muted);
        overflow-wrap: anywhere;
        font-size: 0.72rem;
    }

    .gateway-binding-actions {
        display: flex;
        flex-wrap: wrap;
        justify-content: end;
        gap: 0.45rem;
    }

    .management-dialog {
        inline-size: min(calc(100% - 2rem), 42rem);
        max-block-size: min(90dvb, 48rem);
        margin: auto;
        padding: 0;
        overflow: auto;
        border: 1px solid var(--portal-line-strong);
        border-radius: var(--portal-radius-card);
        color: var(--portal-ink);
        background: color-mix(in oklch, var(--portal-surface) 97%, var(--portal-bg));
        box-shadow: var(--portal-shadow);
    }

    .management-dialog::backdrop {
        background: oklch(3% 0.01 255deg / 0.78);
        backdrop-filter: blur(0.35rem);
    }

    .dialog-content {
        display: grid;
        gap: 1rem;
        padding: clamp(1.25rem, 1rem + 1vi, 2rem);
    }

    .dialog-heading,
    .dialog-actions {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
    }

    .dialog-heading h2 {
        font-size: 1.35rem;
        font-weight: 700;
    }

    .dialog-actions {
        justify-content: end;
        flex-wrap: wrap;
    }

    .credential-warning {
        display: flex;
        align-items: flex-start;
        gap: 0.5rem;
        color: var(--portal-warning);
        font-size: 0.82rem;
    }

    .credential-warning .lucide {
        flex: 0 0 auto;
        inline-size: 1rem;
        block-size: 1rem;
        margin-block-start: 0.15rem;
    }

    .form-stack {
        display: grid;
        gap: 0.85rem;
        margin-block-start: 1.5rem;
    }

    .compact-form {
        padding-block-start: 1.5rem;
        border-block-start: 1px solid var(--portal-line);
    }

    .compact-form h2 {
        margin-block-end: 0.2rem;
        font-size: 1.05rem;
        font-weight: 700;
    }

    .account-page .site-header-actions {
        display: flex;
        align-items: center;
        gap: 0.55rem;
    }

    .account-page .site-header {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 2rem;
        min-block-size: 4rem;
        padding-inline: 1rem;
        transition: min-block-size 180ms ease, background 180ms ease, box-shadow 180ms ease, border-color 180ms ease;
    }

    .account-page .account-shell {
        display: grid;
        align-items: start;
        inline-size: min(calc(100% - 4rem), 80rem);
        margin-inline: auto;
        min-block-size: calc(100dvb - 7rem);
        padding-block: clamp(5.75rem, 4.5rem + 3vi, 7rem) 6rem;
    }

    .account-page .account-panel {
        position: relative;
        inline-size: min(100%, 42rem);
        margin-inline: auto;
        padding: clamp(1.35rem, 1rem + 1vi, 2.2rem);
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background: color-mix(in oklch, var(--portal-surface) 55%, transparent);
    }

    .account-page .narrow-panel {
        max-inline-size: 34rem;
    }

    .account-page h1 {
        font-size: clamp(2rem, 1.4rem + 2vi, 3rem);
        font-weight: 650;
        line-height: 1.05;
    }

    .account-page .muted {
        margin-block-start: 0.7rem;
        color: var(--portal-muted);
    }

    .account-page .text-link {
        color: var(--portal-muted);
        font-size: 0.85rem;
    }

    .account-page .text-link:hover,
    .account-page .text-link:focus-visible {
        color: var(--portal-ink);
    }

    /* ---- App shell：用户中心/管理台 双栏工作台骨架 ---- */
    .app-shell-page .app-shell {
        display: grid;
        grid-template-columns: 15rem minmax(0, 1fr);
        align-items: start;
        inline-size: min(100%, 92rem);
        min-block-size: 100dvb;
        margin-inline: auto;
        padding: 1.25rem 2rem 4rem;
    }

    .app-sidebar {
        display: flex;
        flex-direction: column;
        gap: 1.4rem;
        padding: 0.5rem 0.6rem 0 0;
    }

    .app-sidebar .brand {
        padding-inline: 0.45rem;
    }

    .app-nav {
        display: grid;
        gap: 0.2rem;
    }

    .app-nav a {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        min-block-size: 2.4rem;
        padding-inline: 0.7rem;
        border-radius: var(--portal-radius);
        color: var(--portal-muted);
        font-size: 0.86rem;
        font-weight: 600;
        transition: color 140ms ease, background 140ms ease, box-shadow 140ms ease;
    }

    .app-nav a .lucide {
        flex: 0 0 auto;
        inline-size: 1rem;
        block-size: 1rem;
    }

    .app-nav a:hover,
    .app-nav a:focus-visible {
        color: var(--portal-ink);
        background: color-mix(in oklch, var(--portal-ink) 4%, transparent);
    }

    .app-nav a.is-current {
        color: var(--portal-ink);
        background: var(--portal-accent-wash);
        box-shadow: inset 0 0 0 1px color-mix(in oklch, var(--portal-accent) 35%, transparent);
    }

    .app-sidebar-foot {
        display: flex;
        align-items: center;
        gap: 0.4rem;
        padding-inline: 0.2rem;
    }

    .app-content {
        min-inline-size: 0;
        padding-inline: 1.75rem;
        scroll-margin-block-start: 1.25rem;
    }

    .app-page {
        display: grid;
        gap: 1rem;
    }

    .profile-banner {
        display: flex;
        align-items: center;
        gap: 1.1rem;
        padding: 1.35rem 1.5rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background:
            radial-gradient(circle at 88% -30%, var(--portal-accent-wash), transparent 20rem),
            color-mix(in oklch, var(--portal-surface) 55%, transparent);
    }

    .profile-banner-text {
        min-inline-size: 0;
    }

    .profile-banner h1 {
        font-size: clamp(1.6rem, 1.3rem + 1vi, 2.2rem);
        font-weight: 650;
        line-height: 1.1;
    }

    .profile-meta {
        display: flex;
        flex-wrap: wrap;
        align-items: center;
        gap: 0.5rem;
        margin-block-start: 0.4rem;
        color: var(--portal-muted);
        font-size: 0.84rem;
    }

    .profile-meta .meta-sep {
        color: var(--portal-faint);
    }

    .profile-meta [data-tone] {
        font-weight: 650;
    }

    .profile-meta [data-tone="success"] { color: var(--portal-success); }
    .profile-meta [data-tone="warning"] { color: var(--portal-warning); }

    .profile-banner > .status-badge {
        flex: 0 0 auto;
        margin-inline-start: auto;
    }

    .account-avatar--lg {
        inline-size: 3.4rem;
        block-size: 3.4rem;
        border-radius: 0.5rem;
        font-size: 1.35rem;
    }

    .overview-grid {
        display: grid;
        grid-template-columns: minmax(0, 1.45fr) minmax(0, 1fr);
        gap: 1rem;
        align-items: stretch;
    }

    .subscription-body {
        display: grid;
        gap: 0.85rem;
    }

    .subscription-days {
        display: flex;
        align-items: baseline;
        gap: 0.5rem;
    }

    .subscription-days strong {
        color: var(--portal-ink);
        font-size: 2.7rem;
        font-weight: 650;
        line-height: 1;
        font-variant-numeric: tabular-nums;
    }

    .subscription-days span {
        color: var(--portal-muted);
        font-size: 0.85rem;
    }

    .period-bar {
        display: block;
        block-size: 0.5rem;
        overflow: hidden;
        border-radius: 999px;
        background: color-mix(in oklch, var(--portal-ink) 9%, transparent);
    }

    .period-bar span {
        display: block;
        inline-size: calc(var(--progress, 0) * 100%);
        min-inline-size: 0.5rem;
        block-size: 100%;
        border-radius: inherit;
        background: var(--portal-accent);
        box-shadow: 0 0 0.7rem var(--portal-accent-wash);
        transition: inline-size 700ms cubic-bezier(0.16, 1, 0.3, 1);
    }

    .period-note {
        color: var(--portal-muted);
        font-size: 0.8rem;
    }

    .subscription-empty {
        display: flex;
        align-items: flex-start;
        gap: 0.6rem;
        padding: 1rem;
        border: 1px dashed var(--portal-line-strong);
        border-radius: var(--portal-radius);
        color: var(--portal-muted);
        font-size: 0.85rem;
    }

    .subscription-empty .lucide {
        flex: 0 0 auto;
        inline-size: 1rem;
        block-size: 1rem;
        margin-block-start: 0.15rem;
        color: var(--portal-accent-strong);
    }

    .quick-actions {
        display: grid;
        gap: 0.6rem;
    }

    .quick-action {
        display: grid;
        grid-template-columns: auto minmax(0, 1fr);
        grid-template-rows: auto auto;
        column-gap: 0.7rem;
        row-gap: 0.1rem;
        align-items: center;
        padding: 0.75rem 0.9rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        background: color-mix(in oklch, var(--portal-surface-raised) 55%, transparent);
        color: var(--portal-ink);
        text-align: start;
        transition: border-color 180ms ease, background 180ms ease;
    }

    .quick-action .lucide {
        grid-row: 1 / 3;
        inline-size: 1.15rem;
        block-size: 1.15rem;
        color: var(--portal-accent-strong);
    }

    .quick-action span {
        font-size: 0.88rem;
        font-weight: 650;
    }

    .quick-action small {
        color: var(--portal-muted);
        font-size: 0.72rem;
    }

    .quick-action:hover,
    .quick-action:focus-visible {
        border-color: color-mix(in oklch, var(--portal-accent) 40%, var(--portal-line));
        background: color-mix(in oklch, var(--portal-surface-raised) 82%, transparent);
    }

    .server-strip {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(13rem, 1fr));
        gap: 0.6rem;
    }

    .server-chip {
        display: flex;
        align-items: center;
        gap: 0.6rem;
        padding: 0.7rem 0.85rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        background: color-mix(in oklch, var(--portal-surface-raised) 55%, transparent);
        transition: border-color 180ms ease, background 180ms ease;
    }

    .server-chip:hover,
    .server-chip:focus-visible {
        border-color: color-mix(in oklch, var(--portal-accent) 38%, var(--portal-line));
    }

    .server-chip .status-dot {
        flex: 0 0 auto;
        margin-inline-end: 0;
    }

    .server-chip strong {
        display: block;
        font-size: 0.85rem;
    }

    .server-chip small {
        display: block;
        margin-block-start: 0.1rem;
        color: var(--portal-muted);
        font-size: 0.7rem;
    }

    .server-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(21rem, 1fr));
        gap: 0.8rem;
    }

    .server-card {
        display: grid;
        align-content: start;
        gap: 0.95rem;
        padding: 1.1rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background: color-mix(in oklch, var(--portal-surface) 55%, transparent);
        transition: border-color 180ms ease, background 180ms ease;
    }

    .server-card:hover {
        border-color: color-mix(in oklch, var(--portal-accent) 35%, var(--portal-line));
    }

    .server-card-head {
        display: flex;
        align-items: start;
        justify-content: space-between;
        gap: 0.8rem;
    }

    .server-card-title {
        display: flex;
        align-items: center;
        gap: 0.7rem;
        min-inline-size: 0;
    }

    .server-card-title strong {
        display: block;
        overflow-wrap: anywhere;
    }

    .server-card-title code {
        display: block;
        margin-block-start: 0.2rem;
        color: var(--portal-faint);
        font-size: 0.68rem;
    }

    .server-card-facts {
        display: grid;
        gap: 0.45rem;
        margin: 0;
        padding-block: 0.75rem;
        border-block: 1px solid var(--portal-line);
    }

    .server-card-facts div {
        display: flex;
        align-items: baseline;
        justify-content: space-between;
        gap: 0.8rem;
    }

    .server-card-facts dt {
        font-size: 0.7rem;
    }

    .server-card-facts dd {
        margin: 0;
        font-weight: 600;
        font-size: 0.78rem;
        overflow-wrap: anywhere;
        text-align: end;
    }

    .server-card-actions {
        display: flex;
        justify-content: end;
        gap: 0.5rem;
    }

    .plan-head h2 {
        font-size: 1.9rem;
        font-weight: 650;
        line-height: 1.1;
        letter-spacing: 0.02em;
        text-transform: uppercase;
    }

    .usage-grid {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 1px;
        overflow: hidden;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        background: var(--portal-line);
    }

    .usage-item {
        display: grid;
        align-content: start;
        gap: 0.45rem;
        padding: 1.05rem;
        background: color-mix(in oklch, var(--portal-surface-raised) 62%, transparent);
    }

    .usage-item small {
        color: var(--portal-muted);
        font-family: var(--portal-mono);
        font-size: 0.68rem;
        letter-spacing: 0.05em;
        text-transform: uppercase;
    }

    .usage-item strong {
        font-size: 1.5rem;
        font-weight: 650;
        font-variant-numeric: tabular-nums;
    }

    .usage-item .period-bar {
        max-inline-size: 16rem;
    }

    .plan-note {
        color: var(--portal-muted);
        font-size: 0.82rem;
    }

    .subscription-summary {
        color: var(--portal-ink);
        font-size: 0.95rem;
        font-weight: 600;
    }

    .subscription-grid {
        display: grid;
        grid-template-columns: repeat(auto-fill, minmax(21rem, 1fr));
        gap: 0.8rem;
    }

    .subscription-item {
        display: grid;
        align-content: start;
        gap: 0.9rem;
        padding: 1.1rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background: color-mix(in oklch, var(--portal-surface) 55%, transparent);
        transition: border-color 180ms ease, background 180ms ease;
    }

    .subscription-item:hover {
        border-color: color-mix(in oklch, var(--portal-accent) 35%, var(--portal-line));
    }

    .subscription-item-head {
        display: flex;
        align-items: start;
        justify-content: space-between;
        gap: 0.8rem;
    }

    .subscription-item-head small {
        display: block;
        color: var(--portal-muted);
        font-family: var(--portal-mono);
        font-size: 0.68rem;
        letter-spacing: 0.05em;
        text-transform: uppercase;
    }

    .subscription-item-head strong {
        font-size: 1.05rem;
        overflow-wrap: anywhere;
    }

    .subscription-facts {
        display: grid;
        gap: 0.45rem;
        margin: 0;
        padding-block: 0.75rem;
        border-block: 1px solid var(--portal-line);
    }

    .subscription-facts div {
        display: flex;
        align-items: baseline;
        justify-content: space-between;
        gap: 0.8rem;
    }

    .subscription-facts dt {
        font-size: 0.7rem;
    }

    .subscription-facts dd {
        margin: 0;
        font-weight: 600;
        font-size: 0.78rem;
        overflow-wrap: anywhere;
        text-align: end;
    }

    .subscription-item-actions {
        display: flex;
        justify-content: end;
        gap: 0.5rem;
    }

    .purchase-catalog {
        display: grid;
        gap: 1rem;
        container: purchase-catalog / inline-size;
    }

    .purchase-catalog-tabs {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(min(100%, 13rem), 1fr));
        gap: 0.3rem;
        padding: 0.3rem;
        border: 1px solid var(--portal-line-strong);
        border-radius: var(--portal-radius-card);
        background: color-mix(in oklch, var(--portal-surface) 55%, transparent);
    }

    .purchase-catalog-tab {
        display: inline-flex;
        align-items: center;
        justify-content: center;
        gap: 0.45rem;
        min-block-size: 2.5rem;
        padding-inline: 1rem;
        cursor: pointer;
        color: var(--portal-muted);
        border: 1px solid transparent;
        background: transparent;
        font: inherit;
        font-size: 0.85rem;
        font-weight: 650;
        line-height: 1.3;
        text-wrap: balance;
    }

    .purchase-catalog-tab > :is(i, svg) {
        flex: 0 0 auto;
        inline-size: 1rem;
        block-size: 1rem;
    }

    .purchase-catalog-tab:hover,
    .purchase-catalog-tab:focus-visible {
        color: var(--portal-ink);
        background: color-mix(in oklch, var(--portal-ink) 5%, transparent);
    }

    .purchase-catalog-tab[aria-selected="true"] {
        color: var(--portal-ink);
        border-color: var(--portal-line-strong);
        background: color-mix(in oklch, var(--portal-ink) 9%, transparent);
    }

    .purchase-catalog-tab:focus-visible {
        outline: 2px solid var(--portal-accent-strong);
        outline-offset: 2px;
    }

    .purchase-catalog-panels {
        display: grid;
    }

    .purchase-catalog-panel[hidden] {
        display: none;
    }

    .purchase-grid {
        display: grid;
        grid-template-columns: repeat(auto-fit, minmax(min(100%, 17rem), 1fr));
        gap: 0.8rem;
    }

    .purchase-card {
        display: grid;
        align-content: start;
        gap: 1rem;
        min-block-size: 17rem;
        padding: 1.1rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius-card);
        background: color-mix(in oklch, var(--portal-surface) 55%, transparent);
        container: purchase-card / inline-size;
    }

    .purchase-card-head,
    .purchase-card-foot,
    .purchase-summary-head {
        display: flex;
        align-items: start;
        justify-content: space-between;
        gap: 0.8rem;
    }

    .purchase-card-title {
        display: flex;
        align-items: center;
        gap: 0.65rem;
        min-inline-size: 0;
    }

    .purchase-card-title .binding-icon {
        color: var(--portal-accent-strong);
    }

    .purchase-card-title strong,
    .purchase-summary strong {
        display: block;
        overflow-wrap: anywhere;
        font-size: 1rem;
    }

    .purchase-card-title small,
    .purchase-summary small,
    .payment-order-meta {
        display: block;
        margin-block-start: 0.2rem;
        color: var(--portal-muted);
        font-size: 0.76rem;
    }

    .purchase-card > p {
        margin: 0;
        color: var(--portal-muted);
        font-size: 0.86rem;
        text-wrap: pretty;
    }

    .purchase-price {
        display: flex;
        align-items: baseline;
        gap: 0.35rem;
        margin-block-start: auto;
        font-variant-numeric: tabular-nums;
    }

    .purchase-price strong {
        font-size: clamp(1.8rem, 1.25rem + 3cqi, 2.4rem);
        line-height: 1;
    }

    .purchase-price span {
        color: var(--portal-muted);
        font-size: 0.8rem;
    }

    .purchase-card-foot {
        align-items: center;
        flex-wrap: wrap;
    }

    .purchase-card-foot .button {
        margin-inline-start: auto;
        max-inline-size: 100%;
    }

    @container purchase-card (width <= 22rem) {
        .purchase-card-foot {
            align-items: stretch;
        }

        .purchase-price {
            flex-wrap: wrap;
        }

        .purchase-card-foot .button {
            margin-inline-start: 0;
            inline-size: 100%;
        }
    }

    .purchase-summary {
        display: grid;
        gap: 0.75rem;
        padding: 0.85rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        background: color-mix(in oklch, var(--portal-surface-raised) 60%, transparent);
    }

    .payment-methods {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        gap: 0.6rem;
        margin: 0;
        padding: 0;
        border: 0;
    }

    .payment-methods legend {
        margin-block-end: 0.5rem;
        font-size: 0.82rem;
        font-weight: 650;
    }

    .payment-method {
        display: flex;
        align-items: center;
        gap: 0.5rem;
        min-block-size: 3rem;
        padding-inline: 0.75rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        color: var(--portal-muted);
        cursor: pointer;
    }

    .payment-method input {
        inline-size: 1rem;
        block-size: 1rem;
        accent-color: var(--portal-accent);
    }

    .payment-method:has(input:checked) {
        border-color: var(--portal-accent);
        background: var(--portal-accent-wash);
        color: var(--portal-ink);
    }

    .payment-order-list {
        display: grid;
    }

    .payment-order {
        display: flex;
        align-items: center;
        justify-content: space-between;
        gap: 1rem;
        padding-block: 0.8rem;
        border-block-start: 1px solid var(--portal-line);
    }

    .payment-order:first-child {
        border-block-start: 0;
        padding-block-start: 0.15rem;
    }

    .payment-order-main {
        min-inline-size: 0;
    }

    .payment-order-main strong {
        overflow-wrap: anywhere;
    }

    .payment-order-side {
        display: grid;
        justify-items: end;
        gap: 0.3rem;
        flex: 0 0 auto;
    }

    .payment-order-side b {
        font-variant-numeric: tabular-nums;
    }

    .enrollment-plan {
        margin: 0;
        padding: 0.55rem 0.75rem;
        border: 1px solid var(--portal-line);
        border-radius: var(--portal-radius);
        background: color-mix(in oklch, var(--portal-surface-raised) 55%, transparent);
        color: var(--portal-ink);
        font-size: 0.8rem;
        font-weight: 600;
    }

    .settings-list {
        display: grid;
        margin: 0;
    }

    .settings-list > div {
        display: grid;
        grid-template-columns: 7.5rem minmax(0, 1fr);
        gap: 0.2rem 1rem;
        padding-block: 0.7rem;
        border-block-start: 1px solid var(--portal-line);
    }

    .settings-list > div:first-child {
        border-block-start: 0;
        padding-block-start: 0.1rem;
    }

    .settings-list dt {
        padding-block-start: 0.15rem;
    }

    .settings-list dd {
        margin: 0;
        font-weight: 600;
        font-size: 0.9rem;
    }

    .settings-action {
        display: flex;
        align-items: center;
        gap: 0.6rem;
    }

    .settings-action .form-message {
        min-block-size: 0;
        margin: 0;
        font-size: 0.76rem;
    }

    .security-stack {
        display: grid;
        max-inline-size: 42rem;
    }

    .settings-section {
        padding-block: 1.5rem;
        border-block-start: 1px solid var(--portal-line);
    }

    .settings-section:first-child {
        border-block-start: 0;
        padding-block-start: 0.25rem;
    }

    .security-form {
        display: grid;
        gap: 0.7rem;
    }

    .security-form .section-heading {
        margin-block-end: 0.3rem;
    }

    .security-form .button {
        justify-self: start;
        min-inline-size: 10rem;
    }
}

@layer portal-responsive {
    @media (max-width: 64rem) {
        .app-shell-page .app-shell {
            grid-template-columns: 1fr;
            padding: 0.5rem 1rem 3rem;
        }

        .app-sidebar {
            position: sticky;
            inset-block-start: 0.5rem;
            z-index: 20;
            gap: 0.6rem;
            padding: 0.55rem 0.75rem;
            border: 1px solid var(--portal-line-strong);
            border-radius: var(--portal-radius-card);
            background: color-mix(in oklch, var(--portal-bg) 95%, transparent);
            backdrop-filter: blur(0.75rem);
        }

        .app-nav {
            display: flex;
            gap: 0.25rem;
            overflow-x: auto;
            scrollbar-width: none;
        }

        .app-nav a {
            min-block-size: 2.2rem;
            white-space: nowrap;
        }

        .app-sidebar-foot {
            margin-block-start: 0;
            gap: 0.35rem;
        }

        .app-content {
            padding-block-start: 1.1rem;
            padding-inline: 0;
        }

        .overview-grid { grid-template-columns: 1fr; }

        .server-grid { grid-template-columns: 1fr; }

        .purchase-grid { grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); }
    }

    @media (max-width: 30rem) {
        .usage-grid { grid-template-columns: 1fr; }
    }

    @media (max-width: 62rem) {
        .metric-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
        .binding-row { grid-template-columns: minmax(0, 1fr) auto; }
        .binding-facts { grid-column: 1 / -1; }
        .create-account-form { grid-template-columns: repeat(2, minmax(0, 1fr)); }
        .create-account-form .button { grid-column: 2; }
        .account-summary { grid-template-columns: minmax(0, 1fr) minmax(8rem, auto); }
        .account-summary-subscription { grid-column: 1 / -1; }
        .account-summary-login { grid-column: 1 / -1; grid-auto-flow: column; justify-content: start; align-items: center; }
        .account-detail-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
        .account-row-actions { grid-template-columns: minmax(12rem, 1fr) repeat(4, auto); }
    }

    @media (max-width: 42rem) {
        .portal-header,
        .account-page .site-header {
            inline-size: calc(100% - 1rem);
            inset-block-start: 0.5rem;
        }

        .portal-header-inner,
        .portal-main,
        .account-page .site-header,
        .account-page .account-shell {
            inline-size: min(calc(100% - 1.5rem), 80rem);
        }

        .portal-header-inner,
        .account-page .site-header {
            min-block-size: 3.65rem;
        }

        .portal-main {
            padding-block-start: 5rem;
        }

        .account-page .account-shell {
            padding-block-start: 5rem;
        }

        .portal-header-inner { gap: 0.9rem; }
        .portal-nav { display: none; }
        .portal-header-actions { margin-inline-start: auto; }
        .page-heading,
        .section-heading { align-items: flex-start; flex-direction: column; }
        .section-tools { align-self: stretch; justify-content: space-between; }
        .page-heading .status-badge,
        .section-heading .status-badge,
        .section-count { align-self: flex-start; }
        .detail-grid,
        .profile-list,
        .split-section { grid-template-columns: 1fr; }
        .create-account-form { grid-template-columns: 1fr; }
        .create-account-form .button { grid-column: auto; }
        .account-summary { grid-template-columns: minmax(0, 1fr) auto; }
        .account-summary-subscription { grid-column: 1 / -1; }
        .account-summary-login { grid-column: 1 / -1; }
        .account-detail-grid { grid-template-columns: 1fr; }
        .account-row-actions { grid-template-columns: 1fr 1fr; }
        .account-row-actions label { grid-column: 1 / -1; }
        .gateway-binding { align-items: flex-start; flex-direction: column; }
        .gateway-binding-actions { justify-content: start; }
        .binding-row { grid-template-columns: 1fr; }
        .binding-facts { display: grid; grid-template-columns: 1fr 1fr; }
        .binding-actions { justify-content: start; }
        .payment-order { align-items: flex-start; }
        .payment-methods { grid-template-columns: 1fr; }
        .account-page .account-panel { padding: 1.15rem; }
    }

    @media (max-width: 28rem) {
        .metric-grid { grid-template-columns: 1fr; }
        .metric-item { min-block-size: 4.8rem; }
        .portal-section { padding: 1rem; }
        .binding-facts { grid-template-columns: 1fr; }
        .account-row-actions { grid-template-columns: 1fr; }
        .account-row-actions label { grid-column: auto; }
        .account-row-actions .button { inline-size: 100%; }
        .dialog-actions .button { flex: 1 1 auto; }
        .auth-links { flex-wrap: wrap; }
    }
}

@layer portal-motion {
    .theme-toggle .theme-icon {
        opacity: 0;
        transform: translateY(0.4rem) rotate(-65deg) scale(0.55);
        transition: opacity 300ms cubic-bezier(0.22, 1, 0.36, 1), transform 420ms cubic-bezier(0.22, 1, 0.36, 1);
    }

    html:not(.portal-light) .theme-toggle .theme-icon-moon,
    html.portal-light .theme-toggle .theme-icon-sun {
        opacity: 1;
        transform: translateY(0) rotate(0deg) scale(1);
    }

    html:not(.portal-light) .theme-toggle .theme-icon-sun,
    html.portal-light .theme-toggle .theme-icon-moon {
        opacity: 0;
        transform: translateY(-0.4rem) rotate(65deg) scale(0.55);
    }

    body.portal-page,
    body.account-page {
        transition: background-color 450ms ease, color 300ms ease;
    }

    .theme-ripple-fallback {
        position: fixed;
        z-index: 90;
        inset-block-start: var(--theme-ripple-y);
        inset-inline-start: var(--theme-ripple-x);
        inline-size: 2px;
        block-size: 2px;
        border-radius: 9999px;
        background: var(--theme-ripple-color);
        pointer-events: none;
        transform: translate(-50%, -50%) scale(0);
        will-change: transform, opacity;
    }

    html.portal-theme-ripple::view-transition-old(root),
    html.portal-theme-ripple::view-transition-new(root) {
        animation: none;
        mix-blend-mode: normal;
    }

    html.portal-theme-ripple::view-transition-old(root) {
        z-index: 0;
    }

    html.portal-theme-ripple::view-transition-new(root) {
        z-index: 1;
    }

    html.portal-js .portal-reveal {
        opacity: 0;
        transform: translateY(1.4rem);
    }

    html.portal-js .portal-reveal.is-visible {
        animation: portal-enter 620ms cubic-bezier(0.16, 1, 0.3, 1) both;
    }

    html.portal-entry-ready :is(.portal-header, .site-header) {
        animation: portal-header-drop 560ms cubic-bezier(0.16, 1, 0.3, 1) 140ms both;
    }

    .management-dialog[open] {
        animation: portal-dialog-enter 180ms cubic-bezier(0.22, 1, 0.36, 1);
    }

    .portal-toast:not([hidden]) {
        animation: portal-toast-enter 220ms cubic-bezier(0.22, 1, 0.36, 1);
    }

    @keyframes portal-enter {
        from {
            opacity: 0;
            transform: translateY(1.4rem);
        }

        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    @keyframes portal-header-drop {
        from {
            opacity: 0;
            filter: blur(0.5rem);
            transform: translateY(-1.1rem);
        }

        to {
            opacity: 1;
            filter: blur(0);
            transform: translateY(0);
        }
    }

    @keyframes portal-dialog-enter {
        from {
            opacity: 0;
            transform: translateY(0.75rem) scale(0.985);
        }
    }

    @keyframes portal-toast-enter {
        from {
            opacity: 0;
            transform: translateY(0.6rem);
        }
    }

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

    @keyframes portal-pulse {
        50% { opacity: 0.45; }
    }

    @media (prefers-reduced-motion: no-preference) {
        .loading-mark { animation: portal-spin 800ms linear infinite; }

        .eyebrow::before {
            animation: portal-pulse 2.8s ease-in-out infinite;
        }

        .portal-header,
        .account-page .site-header,
        .portal-section,
        .metric-item,
        .account-row,
        .binding-row,
        .button,
        .icon-button,
        .button-quiet {
            transition: transform 180ms ease, border-color 180ms ease, background 180ms ease, color 180ms ease, box-shadow 180ms ease;
        }
    }

    @media (prefers-reduced-motion: reduce) {
        html {
            scroll-behavior: auto;
        }
    }

    @media (width > 42rem) and (hover: hover) {
        .portal-section:hover {
            border-color: color-mix(in oklch, var(--portal-accent) 45%, var(--portal-line));
            background: color-mix(in oklch, var(--portal-surface-raised) 55%, transparent);
        }

        .button:hover:not(:disabled) {
            transform: translateY(-1px);
        }
    }
}

/* ===== Enrollment code dialog ===== */

.field-optional {
    font-weight: 400;
    color: var(--portal-muted);
    font-size: 0.85em;
}

.enrollment-code {
    font-family: var(--portal-mono);
    font-size: 2rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-align: center;
    padding-block: 0.75rem;
    padding-inline: 1rem;
    margin-block: 0.75rem 0.25rem;
    border: 1px solid var(--portal-line);
    border-radius: var(--portal-radius);
    background: var(--portal-surface-raised);
    color: var(--portal-ink);
    user-select: all;
}

.enrollment-countdown {
    text-align: center;
    font-size: 0.85rem;
    color: var(--portal-muted);
    margin-block: 0 0.75rem;
    font-variant-numeric: tabular-nums;
}

.enrollment-steps {
    margin-block: 0 0.75rem;
    padding-inline-start: 1.4rem;
    display: grid;
    gap: 0.4rem;
    color: var(--portal-muted);
}

.enrollment-steps li::marker {
    font-weight: 600;
}

/* ===== Account and admin operations workspace ===== */

@layer portal-base {
    body.app-shell-page {
        --portal-bg: oklch(15.5% 0.015 255deg);
        --portal-surface: oklch(18.5% 0.012 255deg);
        --portal-surface-raised: oklch(22% 0.014 255deg);
        --portal-surface-hover: oklch(25% 0.018 255deg);
        --portal-ink: oklch(95% 0.008 255deg);
        --portal-muted: oklch(72% 0.012 255deg);
        --portal-faint: oklch(58% 0.012 255deg);
        --portal-line: oklch(100% 0 0deg / 0.11);
        --portal-line-strong: oklch(100% 0 0deg / 0.19);
        --portal-accent: oklch(72% 0.14 250deg);
        --portal-accent-strong: oklch(78% 0.11 248deg);
        --portal-accent-wash: oklch(65% 0.15 250deg / 0.14);
        --portal-success: oklch(72% 0.16 145deg);
        --portal-warning: oklch(80% 0.14 82deg);
        --portal-danger: oklch(68% 0.2 25deg);
        --portal-info: oklch(75% 0.13 245deg);
        --portal-radius: 0.3rem;
        --portal-radius-card: 0.4rem;
        background: var(--portal-bg);
    }

    html.portal-light body.app-shell-page {
        --portal-bg: oklch(94% 0.006 250deg);
        --portal-surface: oklch(98% 0.003 250deg);
        --portal-surface-raised: oklch(100% 0 0deg);
        --portal-surface-hover: oklch(91.5% 0.008 250deg);
        --portal-ink: oklch(25% 0.015 250deg);
        --portal-muted: oklch(43% 0.014 250deg);
        --portal-faint: oklch(52% 0.012 250deg);
        --portal-line: oklch(25% 0.01 250deg / 0.14);
        --portal-line-strong: oklch(25% 0.01 250deg / 0.23);
        --portal-accent: oklch(46% 0.13 45deg);
        --portal-accent-strong: oklch(40% 0.12 45deg);
        --portal-accent-wash: oklch(62% 0.13 55deg / 0.13);
        --portal-success: oklch(43% 0.13 145deg);
        --portal-warning: oklch(50% 0.13 75deg);
        --portal-danger: oklch(48% 0.18 25deg);
        --portal-info: oklch(45% 0.12 245deg);
    }

    body.app-shell-page::before,
    body.app-shell-page::after {
        display: none;
    }
}

@layer portal-components {
    .app-shell-page .app-shell {
        display: grid;
        grid-template-columns: 14.5rem minmax(0, 1fr);
        align-items: start;
        inline-size: 100%;
        min-block-size: 100dvb;
        margin: 0;
        padding: 0;
    }

    .app-shell-page .app-sidebar {
        position: sticky;
        inset-block-start: 0;
        display: flex;
        flex-direction: column;
        gap: 0;
        block-size: 100dvb;
        padding: 0.95rem 0.75rem 0.8rem;
        border-inline-end: 1px solid var(--portal-line);
        background: color-mix(in oklch, var(--portal-surface) 96%, var(--portal-bg));
    }

    .app-shell-page .app-content {
        container: app-content / inline-size;
        min-inline-size: 0;
        padding: 0;
        scroll-margin-block-start: 0;
    }

    .app-shell-page .app-pages {
        container: operations-workspace / inline-size;
        display: grid;
        gap: 0.9rem;
        max-inline-size: 96rem;
        margin-inline: auto;
        padding: 1.1rem clamp(0.9rem, 0.75rem + 0.55cqi, 1.5rem) 2.5rem;
    }

    .app-shell-page .loading-state {
        min-block-size: calc(100dvb - 3.4rem);
    }

    .workspace-anchor {
        scroll-margin-block-start: 4.35rem;
    }
}

@layer portal-components {
    @scope (.app-shell) {
        .app-sidebar .brand {
            display: grid;
            grid-template-columns: 1.8rem minmax(0, 1fr) auto;
            align-items: center;
            gap: 0.55rem;
            min-block-size: 2.65rem;
            padding-inline: 0.55rem;
            border-block-end: 1px solid var(--portal-line);
            border-radius: 0;
        }

        .app-sidebar .brand span {
            font-size: 0.95rem;
            font-weight: 720;
            letter-spacing: 0;
        }

        .app-sidebar .brand small {
            color: var(--portal-faint);
            font-family: var(--portal-mono);
            font-size: 0.62rem;
            font-weight: 650;
        }

        .app-nav-label {
            margin: 1.05rem 0.7rem 0.45rem;
            color: var(--portal-faint);
            font-size: 0.65rem;
            font-weight: 700;
            text-transform: uppercase;
        }

        .app-nav {
            display: grid;
            gap: 0.18rem;
        }

        .app-nav a {
            position: relative;
            min-block-size: 2.35rem;
            padding-inline: 0.68rem;
            border: 1px solid transparent;
            border-radius: var(--portal-radius);
            font-size: 0.8rem;
            font-weight: 620;
        }

        .app-nav a:hover,
        .app-nav a:focus-visible {
            border-color: var(--portal-line);
            background: var(--portal-surface-hover);
        }

        .app-nav a.is-current {
            border-color: color-mix(in oklch, var(--portal-accent) 38%, var(--portal-line));
            background: var(--portal-accent-wash);
            box-shadow: none;
            color: var(--portal-ink);
        }

        .app-nav a.is-current::before {
            position: absolute;
            inset-block: 0.48rem;
            inset-inline-start: -0.76rem;
            inline-size: 0.18rem;
            border-radius: 0 0.15rem 0.15rem 0;
            background: var(--portal-accent);
            content: "";
        }

        .app-sidebar-foot {
            display: grid;
            gap: 0.55rem;
            margin-block-start: auto;
            padding: 0.8rem 0.55rem 0;
            border-block-start: 1px solid var(--portal-line);
        }

        .sidebar-home-link {
            display: flex;
            align-items: center;
            gap: 0.45rem;
            color: var(--portal-muted);
            font-size: 0.75rem;
            font-weight: 620;
        }

        .sidebar-home-link:hover,
        .sidebar-home-link:focus-visible {
            color: var(--portal-ink);
        }

        .sidebar-home-link .lucide {
            inline-size: 0.9rem;
            block-size: 0.9rem;
        }

        .sidebar-version {
            color: var(--portal-faint);
            font-family: var(--portal-mono);
            font-size: 0.58rem;
        }

        .workspace-topbar {
            position: sticky;
            z-index: 24;
            inset-block-start: 0;
            display: flex;
            align-items: center;
            justify-content: space-between;
            gap: 1rem;
            min-block-size: 3.4rem;
            padding-inline: clamp(0.9rem, 0.75rem + 0.55cqi, 1.5rem);
            border-block-end: 1px solid var(--portal-line);
            background: color-mix(in oklch, var(--portal-surface) 97%, var(--portal-bg));
        }

        .workspace-context {
            display: flex;
            align-items: baseline;
            min-inline-size: 0;
        }

        .workspace-context span {
            color: var(--portal-faint);
            font-size: 0.68rem;
            font-weight: 650;
        }

        .workspace-context span::after {
            margin-inline: 0.65rem;
            color: var(--portal-line-strong);
            content: "/";
        }

        .workspace-context strong {
            overflow: hidden;
            font-size: 0.86rem;
            font-weight: 680;
            text-overflow: ellipsis;
            white-space: nowrap;
        }

        .workspace-actions {
            display: flex;
            align-items: center;
            gap: 0.38rem;
        }

        .workspace-actions .icon-button {
            inline-size: 2rem;
            block-size: 2rem;
            border-radius: var(--portal-radius);
            background: transparent;
        }

        .workspace-service-state {
            display: inline-flex;
            align-items: center;
            gap: 0.45rem;
            margin-inline-end: 0.3rem;
            color: var(--portal-muted);
            font-size: 0.72rem;
            white-space: nowrap;
        }

        .workspace-service-state .status-dot {
            inline-size: 0.42rem;
            block-size: 0.42rem;
            border-radius: 0.1rem;
        }

        .page-heading {
            min-block-size: auto;
            padding-block: 0.4rem 0.2rem;
            border: 0;
        }

        .page-heading h1,
        .profile-banner h1 {
            font-size: 1.65rem;
            font-weight: 680;
            letter-spacing: 0;
            line-height: 1.18;
        }

        .page-description {
            margin-block-start: 0.35rem;
            font-size: 0.78rem;
        }

        .profile-banner {
            gap: 0.85rem;
            padding: 0.5rem 0.15rem 0.8rem;
            border: 0;
            border-block-end: 1px solid var(--portal-line);
            border-radius: 0;
            background: transparent;
        }

        .account-avatar--lg {
            inline-size: 2.75rem;
            block-size: 2.75rem;
            border-radius: var(--portal-radius);
            font-size: 1.05rem;
        }

        .workspace-metrics {
            display: grid;
            grid-template-columns: repeat(4, minmax(0, 1fr));
            border: 1px solid var(--portal-line);
            border-radius: var(--portal-radius-card);
            background: var(--portal-surface);
            overflow: hidden;
        }

        .workspace-metric {
            display: grid;
            grid-template-columns: 2rem minmax(0, 1fr);
            align-items: center;
            gap: 0.75rem;
            min-inline-size: 0;
            min-block-size: 5.25rem;
            padding: 0.8rem 0.95rem;
            border-inline-start: 1px solid var(--portal-line);
        }

        .workspace-metric:first-child {
            border-inline-start: 0;
        }

        .workspace-metric-icon {
            display: grid;
            place-items: center;
            inline-size: 2rem;
            block-size: 2rem;
            border: 1px solid var(--portal-line);
            border-radius: var(--portal-radius);
            background: var(--portal-surface-raised);
            color: var(--portal-accent);
        }

        .workspace-metric-icon .lucide {
            inline-size: 1rem;
            block-size: 1rem;
        }

        .workspace-metric > div {
            display: grid;
            grid-template-columns: minmax(0, 1fr) auto;
            align-items: baseline;
            min-inline-size: 0;
        }

        .workspace-metric small {
            grid-column: 1 / -1;
            color: var(--portal-muted);
            font-size: 0.68rem;
            font-weight: 600;
        }

        .workspace-metric strong {
            color: var(--portal-ink);
            font-family: var(--portal-mono);
            font-size: 1.65rem;
            font-weight: 650;
            line-height: 1.15;
            font-variant-numeric: tabular-nums;
        }

        .workspace-metric > div > span {
            color: var(--portal-faint);
            font-size: 0.64rem;
            white-space: nowrap;
        }

        .portal-section {
            padding: 1rem 1.1rem;
            border-color: var(--portal-line);
            border-radius: var(--portal-radius-card);
            background: var(--portal-surface);
            box-shadow: none;
        }

        .section-heading {
            margin-block-end: 0.85rem;
        }

        .section-heading h2 {
            font-size: 0.95rem;
            font-weight: 660;
        }

        .section-heading-icon {
            display: grid;
            place-items: center;
            inline-size: 2rem;
            block-size: 2rem;
            border: 1px solid var(--portal-line);
            border-radius: var(--portal-radius);
            color: var(--portal-accent);
        }

        .section-heading-icon .lucide {
            inline-size: 1rem;
            block-size: 1rem;
        }

        .overview-grid {
            grid-template-columns: minmax(0, 1.15fr) minmax(20rem, 0.85fr);
            gap: 0.9rem;
        }

        .quick-actions {
            display: grid;
            gap: 0;
        }

        .quick-action {
            grid-template-columns: 1.8rem minmax(0, 1fr);
            gap: 0 0.65rem;
            min-block-size: 3.45rem;
            padding: 0.6rem 0;
            border: 0;
            border-block-start: 1px solid var(--portal-line);
            border-radius: 0;
            background: transparent;
            text-align: start;
        }

        .quick-action:first-child {
            border-block-start: 0;
        }

        .quick-action .lucide {
            grid-row: 1 / span 2;
            align-self: center;
            color: var(--portal-accent);
        }

        .quick-action:hover,
        .quick-action:focus-visible {
            background: transparent;
            color: var(--portal-accent-strong);
        }

        .admin-workspace {
            gap: 0.9rem;
        }

        .admin-overview {
            display: grid;
            gap: 0.8rem;
        }

        .admin-tool-grid {
            display: grid;
            grid-template-columns: minmax(24rem, 1fr) minmax(24rem, 1fr);
            gap: 0.9rem;
            align-items: stretch;
        }

        .admin-tool-grid > .portal-section {
            min-inline-size: 0;
        }

        .admin-create-section .create-account-form {
            grid-template-columns: repeat(2, minmax(0, 1fr));
            gap: 0.7rem;
        }

        .admin-create-section .create-account-form > label:nth-child(3) {
            grid-column: 1 / -1;
        }

        .admin-create-section .create-account-form .button {
            grid-column: 2;
            justify-self: end;
            min-inline-size: 8.5rem;
        }

        .admin-key-section {
            display: flex;
            flex-direction: column;
        }

        .admin-key-section .gateway-bindings {
            flex: 1 1 auto;
            max-block-size: 13rem;
            margin-block-start: 0.55rem;
            overflow-y: auto;
        }

        .accounts-section {
            min-block-size: 18rem;
        }

        .account-sort select {
            border-radius: var(--portal-radius);
            background: var(--portal-surface-raised);
        }

        .directory-filters {
            padding-block-end: 0.55rem;
        }

        .account-search {
            min-inline-size: min(20rem, 48cqi);
            border-radius: var(--portal-radius);
            background: var(--portal-surface-raised);
        }

        .accounts-list {
            border-block-start: 1px solid var(--portal-line);
        }

        .account-row {
            border-inline: 0;
            border-block-start: 0;
            border-block-end: 1px solid var(--portal-line);
            border-radius: 0;
            background: transparent;
        }

        .account-row:last-child {
            border-block-end: 0;
        }

        .account-row:hover,
        .account-row[open] {
            border-color: var(--portal-line);
            background: color-mix(in oklch, var(--portal-surface-raised) 60%, transparent);
        }

        .button,
        .icon-button,
        input,
        select,
        textarea {
            border-radius: var(--portal-radius);
        }
    }
}

@layer portal-responsive {
    @container operations-workspace (width <= 58rem) {
        .workspace-metrics {
            grid-template-columns: repeat(2, minmax(0, 1fr));
        }

        .workspace-metric:nth-child(odd) {
            border-inline-start: 0;
        }

        .workspace-metric:nth-child(n + 3) {
            border-block-start: 1px solid var(--portal-line);
        }

        .admin-tool-grid,
        .overview-grid {
            grid-template-columns: 1fr;
        }
    }

    @container operations-workspace (width <= 22rem) {
        .workspace-metrics {
            grid-template-columns: 1fr;
        }

        .workspace-metric {
            border-inline-start: 0;
        }

        .workspace-metric:not(:first-child) {
            border-block-start: 1px solid var(--portal-line);
        }

        .admin-create-section .create-account-form {
            grid-template-columns: 1fr;
        }

        .admin-create-section .create-account-form > label:nth-child(3),
        .admin-create-section .create-account-form .button {
            grid-column: auto;
        }

        .admin-create-section .create-account-form .button {
            justify-self: stretch;
        }
    }

    @media (width <= 64rem) {
        .app-shell-page .app-shell {
            grid-template-columns: 12.5rem minmax(0, 1fr);
            padding: 0;
        }

        .app-shell-page .app-sidebar {
            position: sticky;
            inset-block-start: 0;
            block-size: 100dvb;
            padding: 0.8rem 0.6rem;
            border: 0;
            border-inline-end: 1px solid var(--portal-line);
            border-radius: 0;
            background: var(--portal-surface);
            backdrop-filter: none;
        }

        .app-sidebar-foot {
            margin-block-start: auto;
        }

        .app-content {
            padding: 0;
        }
    }

    @media (width <= 50rem) {
        .app-shell-page .app-shell {
            grid-template-columns: minmax(0, 1fr);
        }

        .app-shell-page .app-sidebar {
            position: sticky;
            z-index: 30;
            inset-block-start: 0;
            display: flex;
            flex-direction: row;
            align-items: center;
            gap: 0.5rem;
            min-inline-size: 0;
            inline-size: 100%;
            block-size: 3.25rem;
            padding: 0.42rem 0.55rem;
            border-inline-end: 0;
            border-block-end: 1px solid var(--portal-line);
        }

        .app-sidebar .brand {
            flex: 0 0 auto;
            grid-template-columns: 1.65rem auto;
            min-block-size: 2.3rem;
            padding-inline: 0.35rem 0.6rem;
            border-block-end: 0;
            border-inline-end: 1px solid var(--portal-line);
        }

        .app-sidebar .brand small,
        .app-nav-label,
        .app-sidebar-foot {
            display: none;
        }

        .app-nav {
            display: flex;
            flex: 1 1 auto;
            gap: 0.2rem;
            min-inline-size: 0;
            overflow-x: auto;
            scrollbar-width: none;
        }

        .app-nav a {
            flex: 0 0 auto;
            min-block-size: 2.2rem;
            padding-inline: 0.58rem;
            white-space: nowrap;
        }

        .app-nav a.is-current::before {
            inset-block: auto -0.45rem;
            inset-inline: 0.55rem;
            inline-size: auto;
            block-size: 0.16rem;
            border-radius: 0.15rem 0.15rem 0 0;
        }

        .workspace-topbar {
            inset-block-start: 3.25rem;
        }

        .app-shell-page .app-content {
            min-inline-size: 0;
            inline-size: 100%;
        }

        .workspace-anchor {
            scroll-margin-block-start: 7.8rem;
        }
    }

    @media (width <= 34rem) {
        .app-sidebar .brand span {
            display: none;
        }

        .app-sidebar .brand {
            grid-template-columns: 1.65rem;
            padding-inline-end: 0.48rem;
        }

        .app-nav a {
            padding-inline: 0.5rem;
            font-size: 0.74rem;
        }

        .workspace-context span,
        .workspace-service-state {
            display: none;
        }

        .workspace-context strong {
            font-size: 0.8rem;
        }

        .app-shell-page .app-pages {
            padding-inline: 0.7rem;
        }

        .portal-section {
            padding: 0.9rem;
        }

        .section-tools {
            gap: 0.55rem;
        }

        .account-sort select {
            min-inline-size: 0;
        }

        .directory-filters {
            gap: 0.35rem;
        }

        .filter-chip {
            min-block-size: 1.75rem;
            padding-inline: 0.6rem;
            font-size: 0.7rem;
        }

        .account-search {
            min-inline-size: 0;
            inline-size: 100%;
        }
    }
}

@layer portal-motion {
    @media (prefers-reduced-motion: no-preference) {
        .workspace-metric,
        .quick-action,
        .app-nav a {
            transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease;
        }
    }

    @media (width > 42rem) and (hover: hover) {
        .app-shell-page .portal-section:hover {
            border-color: var(--portal-line-strong);
            background: var(--portal-surface);
        }
    }
}