/* ==========================================================================
   Standard Union Services - design system
   Slate/navy foundation, single accent, accessible contrast in both themes.
   ========================================================================== */

:root {
    /* Brand */
    --navy-950: #070d1c;
    --navy-900: #0d1628;
    --navy-800: #142138;
    --navy-700: #1d2e4d;

    --slate-50: #f7f9fc;
    --slate-100: #eef2f8;
    --slate-200: #dfe5ef;
    --slate-300: #c6d0e0;
    --slate-400: #94a2b8;
    --slate-500: #64748b;
    --slate-600: #475569;
    --slate-700: #334155;
    --slate-800: #1e293b;
    --slate-900: #0f172a;

    --accent-50: #eef6ff;
    --accent-100: #d9ebff;
    --accent-300: #7cb8ff;
    --accent-500: #1f6feb;
    --accent-600: #1a5ccc;
    --accent-700: #16499f;

    --success-50: #e9f8f0;
    --success-500: #12805c;
    --success-600: #0d6b4d;

    --warning-50: #fef6e7;
    --warning-500: #a15c07;

    --danger-50: #fdeceb;
    --danger-500: #b42318;
    --danger-600: #97180f;

    /* Semantic tokens - light */
    --bg: var(--slate-50);
    --bg-raised: #ffffff;
    --bg-sunken: var(--slate-100);
    --bg-inset: var(--slate-100);
    --surface-nav: var(--navy-900);
    --surface-nav-text: #dbe4f2;
    --surface-nav-active: rgba(255, 255, 255, 0.1);

    --text: var(--slate-900);
    --text-muted: var(--slate-500);
    --text-subtle: var(--slate-400);
    --text-inverse: #ffffff;

    --border: var(--slate-200);
    --border-strong: var(--slate-300);

    --accent: var(--accent-500);
    --accent-hover: var(--accent-600);
    --accent-soft: var(--accent-50);
    --accent-text: var(--accent-700);

    --success: var(--success-500);
    --success-soft: var(--success-50);
    --warning: var(--warning-500);
    --warning-soft: var(--warning-50);
    --danger: var(--danger-500);
    --danger-soft: var(--danger-50);

    --focus-ring: 0 0 0 3px rgba(31, 111, 235, 0.35);

    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.06);
    --shadow: 0 1px 3px rgba(15, 23, 42, 0.08), 0 8px 24px -12px rgba(15, 23, 42, 0.18);
    --shadow-lg: 0 12px 40px -12px rgba(15, 23, 42, 0.28);

    --radius-sm: 6px;
    --radius: 10px;
    --radius-lg: 16px;
    --radius-full: 999px;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-7: 48px;
    --space-8: 64px;

    --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

    --sidebar-w: 264px;
    --header-h: 64px;
    --transition: 160ms cubic-bezier(0.4, 0, 0.2, 1);
}

@media (prefers-color-scheme: dark) {
    :root:not([data-theme="light"]) {
        --bg: var(--navy-950);
        --bg-raised: var(--navy-900);
        --bg-sunken: #050914;
        --bg-inset: var(--navy-800);
        --surface-nav: var(--navy-900);
        --surface-nav-text: #b9c6dd;
        --surface-nav-active: rgba(255, 255, 255, 0.08);

        --text: #e9eef7;
        --text-muted: #93a2bb;
        --text-subtle: #6b7c99;

        --border: #1e2c46;
        --border-strong: #2a3b5a;

        --accent: #4c93ff;
        --accent-hover: #6ba5ff;
        --accent-soft: rgba(76, 147, 255, 0.14);
        --accent-text: #9cc4ff;

        --success: #3ecf9a;
        --success-soft: rgba(62, 207, 154, 0.14);
        --warning: #e0a53c;
        --warning-soft: rgba(224, 165, 60, 0.14);
        --danger: #ff7b72;
        --danger-soft: rgba(255, 123, 114, 0.14);

        --focus-ring: 0 0 0 3px rgba(76, 147, 255, 0.4);
        --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
        --shadow: 0 1px 3px rgba(0, 0, 0, 0.5), 0 8px 24px -12px rgba(0, 0, 0, 0.7);
        --shadow-lg: 0 12px 40px -12px rgba(0, 0, 0, 0.8);
    }
}

:root[data-theme="dark"] {
    --bg: var(--navy-950);
    --bg-raised: var(--navy-900);
    --bg-sunken: #050914;
    --bg-inset: var(--navy-800);
    --surface-nav: var(--navy-900);
    --surface-nav-text: #b9c6dd;
    --surface-nav-active: rgba(255, 255, 255, 0.08);

    --text: #e9eef7;
    --text-muted: #93a2bb;
    --text-subtle: #6b7c99;

    --border: #1e2c46;
    --border-strong: #2a3b5a;

    --accent: #4c93ff;
    --accent-hover: #6ba5ff;
    --accent-soft: rgba(76, 147, 255, 0.14);
    --accent-text: #9cc4ff;

    --success: #3ecf9a;
    --success-soft: rgba(62, 207, 154, 0.14);
    --warning: #e0a53c;
    --warning-soft: rgba(224, 165, 60, 0.14);
    --danger: #ff7b72;
    --danger-soft: rgba(255, 123, 114, 0.14);

    --focus-ring: 0 0 0 3px rgba(76, 147, 255, 0.4);
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.4);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.5), 0 8px 24px -12px rgba(0, 0, 0, 0.7);
    --shadow-lg: 0 12px 40px -12px rgba(0, 0, 0, 0.8);
}

/* ---------- Reset ---------- */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 15px;
    line-height: 1.55;
    -webkit-font-smoothing: antialiased;
}

img,
svg {
    max-width: 100%;
    height: auto;
    display: block;
}

h1, h2, h3, h4, h5 {
    margin: 0 0 var(--space-3);
    line-height: 1.25;
    font-weight: 650;
    letter-spacing: -0.015em;
    color: var(--text);
}

h1 { font-size: clamp(1.75rem, 1.4rem + 1.4vw, 2.5rem); }
h2 { font-size: clamp(1.35rem, 1.2rem + 0.7vw, 1.75rem); }
h3 { font-size: 1.125rem; }
h4 { font-size: 1rem; }

p {
    margin: 0 0 var(--space-4);
}

a {
    color: var(--accent-text);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--accent-hover);
    text-decoration: underline;
}

:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
    border-radius: var(--radius-sm);
}

hr {
    border: 0;
    border-top: 1px solid var(--border);
    margin: var(--space-5) 0;
}

/* ---------- Layout primitives ---------- */

.container {
    width: 100%;
    max-width: 1200px;
    margin-inline: auto;
    padding-inline: var(--space-5);
}

.container--narrow {
    max-width: 760px;
}

.stack > * + * {
    margin-top: var(--space-4);
}

.grid {
    display: grid;
    gap: var(--space-4);
}

.grid--metrics {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.grid--2 {
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    /* Let each panel take its content height rather than stretching the
       shorter one to match, which left dead space beneath it. */
    align-items: start;
}

.grid--3 {
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
}

.cluster {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: var(--space-3);
}

.cluster--between {
    justify-content: space-between;
}

.cluster--end {
    justify-content: flex-end;
}

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

.skip-link {
    position: absolute;
    left: -9999px;
    top: 0;
    z-index: 100;
    background: var(--accent);
    color: #fff;
    padding: var(--space-3) var(--space-4);
    border-radius: 0 0 var(--radius) 0;
}

.skip-link:focus {
    left: 0;
}

/* ---------- Typography helpers ---------- */

.text-muted { color: var(--text-muted); }
.text-subtle { color: var(--text-subtle); }
.text-sm { font-size: 0.8125rem; }
.text-xs { font-size: 0.75rem; }
.text-right { text-align: right; }
.text-center { text-align: center; }
.mono { font-family: var(--font-mono); font-size: 0.8125rem; }
.nowrap { white-space: nowrap; }
.numeric { font-variant-numeric: tabular-nums; }

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.09em;
    font-size: 0.6875rem;
    font-weight: 650;
    color: var(--text-muted);
}

.page-head {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: var(--space-5);
}

.page-head h1 {
    margin-bottom: var(--space-1);
}

.page-head p {
    margin: 0;
    color: var(--text-muted);
}

/* ---------- Brand ---------- */

.brand {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    font-weight: 650;
    letter-spacing: -0.02em;
    color: inherit;
    text-decoration: none;
}

.brand:hover {
    text-decoration: none;
}

.brand__mark {
    width: 32px;
    height: 32px;
    flex: 0 0 auto;
}

.brand__name {
    font-size: 0.9375rem;
    line-height: 1.15;
}

.brand__name span {
    display: block;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    opacity: 0.65;
}

/* ---------- Cards ---------- */

.card {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.card__head {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--border);
}

.card__head h2,
.card__head h3 {
    margin: 0;
    font-size: 0.9375rem;
    font-weight: 650;
}

.card__body {
    padding: var(--space-5);
}

.card__body--flush {
    padding: 0;
}

.card__foot {
    padding: var(--space-3) var(--space-5);
    border-top: 1px solid var(--border);
    background: var(--bg-sunken);
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

/* ---------- Metric cards ---------- */

.metric {
    position: relative;
    overflow: hidden;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.metric:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--border-strong);
}

.metric::after {
    content: "";
    position: absolute;
    inset: 0 auto 0 0;
    width: 3px;
    background: var(--metric-tone, var(--accent));
}

.metric--primary { --metric-tone: var(--accent); }
.metric--success { --metric-tone: var(--success); }
.metric--warning { --metric-tone: var(--warning); }
.metric--danger  { --metric-tone: var(--danger); }
.metric--accent  { --metric-tone: #7c5cff; }

.metric__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.metric__label {
    font-size: 0.8125rem;
    font-weight: 550;
    color: var(--text-muted);
}

.metric__icon {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    border-radius: var(--radius);
    background: color-mix(in srgb, var(--metric-tone, var(--accent)) 12%, transparent);
    color: var(--metric-tone, var(--accent));
    flex: 0 0 auto;
}

.metric__icon svg {
    width: 18px;
    height: 18px;
}

.metric__value {
    font-size: 1.625rem;
    font-weight: 680;
    letter-spacing: -0.025em;
    font-variant-numeric: tabular-nums;
    line-height: 1.15;
    word-break: break-word;
}

.metric__hint {
    margin-top: var(--space-2);
    font-size: 0.8125rem;
    color: var(--text-muted);
}

/* ---------- Badges ---------- */

.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 3px 10px;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.5;
    white-space: nowrap;
    border: 1px solid transparent;
}

.badge::before {
    content: "";
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: currentColor;
    flex: 0 0 auto;
}

.badge--success { background: var(--success-soft); color: var(--success); }
.badge--warning { background: var(--warning-soft); color: var(--warning); }
.badge--danger  { background: var(--danger-soft);  color: var(--danger); }
.badge--accent  { background: var(--accent-soft);  color: var(--accent-text); }
.badge--neutral { background: var(--bg-inset); color: var(--text-muted); }

.badge--role {
    background: transparent;
    border-color: var(--border-strong);
    color: var(--text-muted);
}

.badge--role::before {
    display: none;
}

/* ---------- Buttons ---------- */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: 9px 16px;
    border: 1px solid transparent;
    border-radius: var(--radius);
    background: var(--accent);
    color: #fff;
    font: inherit;
    font-size: 0.875rem;
    font-weight: 600;
    line-height: 1.4;
    cursor: pointer;
    text-decoration: none;
    white-space: nowrap;
    transition: background var(--transition), border-color var(--transition),
        color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn:hover {
    background: var(--accent-hover);
    color: #fff;
    text-decoration: none;
}

.btn:active {
    transform: translateY(1px);
}

.btn svg {
    width: 16px;
    height: 16px;
}

.btn--secondary {
    background: var(--bg-raised);
    border-color: var(--border-strong);
    color: var(--text);
}

.btn--secondary:hover {
    background: var(--bg-inset);
    border-color: var(--text-subtle);
    color: var(--text);
}

.btn--ghost {
    background: transparent;
    color: var(--text-muted);
}

.btn--ghost:hover {
    background: var(--bg-inset);
    color: var(--text);
}

.btn--danger {
    background: var(--danger);
}

.btn--danger:hover {
    background: var(--danger-600, var(--danger));
}

.btn--success {
    background: var(--success);
}

.btn--success:hover {
    background: var(--success-600, var(--success));
}

.btn--sm {
    padding: 5px 10px;
    font-size: 0.8125rem;
    border-radius: var(--radius-sm);
}

.btn--lg {
    padding: 12px 22px;
    font-size: 0.9375rem;
}

.btn--block {
    width: 100%;
}

.btn:disabled,
.btn[aria-disabled="true"] {
    opacity: 0.55;
    cursor: not-allowed;
    transform: none;
}

.btn-group {
    display: inline-flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}

/* ---------- Forms ---------- */

.field {
    margin-bottom: var(--space-4);
}

.field__label {
    display: block;
    margin-bottom: 6px;
    font-size: 0.8125rem;
    font-weight: 600;
    color: var(--text);
}

.field__hint {
    margin-top: 5px;
    font-size: 0.75rem;
    color: var(--text-muted);
}

.field__error {
    margin-top: 5px;
    font-size: 0.75rem;
    font-weight: 550;
    color: var(--danger);
}

.input,
.select,
.textarea {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius);
    background: var(--bg-raised);
    color: var(--text);
    font: inherit;
    font-size: 0.875rem;
    transition: border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.input::placeholder,
.textarea::placeholder {
    color: var(--text-subtle);
}

.input:hover,
.select:hover,
.textarea:hover {
    border-color: var(--text-subtle);
}

.input:focus,
.select:focus,
.textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: var(--focus-ring);
}

.input[aria-invalid="true"],
.select[aria-invalid="true"] {
    border-color: var(--danger);
}

.input[aria-invalid="true"]:focus,
.select[aria-invalid="true"]:focus {
    box-shadow: 0 0 0 3px var(--danger-soft);
}

.textarea {
    min-height: 110px;
    resize: vertical;
}

.select {
    appearance: none;
    padding-right: 36px;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
}

.field-row {
    display: grid;
    gap: 0 var(--space-4);
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

fieldset {
    border: 0;
    padding: 0;
    margin: 0 0 var(--space-5);
}

legend {
    padding: 0;
    margin-bottom: var(--space-4);
    font-size: 0.6875rem;
    font-weight: 650;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.form-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    align-items: center;
    padding-top: var(--space-4);
    border-top: 1px solid var(--border);
}

/* ---------- Alerts ---------- */

.alert {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
    padding: var(--space-3) var(--space-4);
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-size: 0.875rem;
    margin-bottom: var(--space-4);
}

.alert svg {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    margin-top: 1px;
}

.alert--success { background: var(--success-soft); border-color: color-mix(in srgb, var(--success) 30%, transparent); color: var(--success); }
.alert--error   { background: var(--danger-soft);  border-color: color-mix(in srgb, var(--danger) 30%, transparent);  color: var(--danger); }
.alert--info    { background: var(--accent-soft);  border-color: color-mix(in srgb, var(--accent) 30%, transparent);  color: var(--accent-text); }
.alert--warning { background: var(--warning-soft); border-color: color-mix(in srgb, var(--warning) 30%, transparent); color: var(--warning); }

/* ---------- Tables ---------- */

.table-wrap {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.875rem;
}

.table th,
.table td {
    padding: var(--space-3) var(--space-4);
    text-align: left;
    vertical-align: middle;
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
}

.table th {
    position: sticky;
    top: 0;
    z-index: 1;
    background: var(--bg-sunken);
    font-size: 0.6875rem;
    font-weight: 650;
    letter-spacing: 0.07em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.table tbody tr {
    transition: background var(--transition);
}

.table tbody tr:hover {
    background: var(--bg-sunken);
}

.table tbody tr:last-child td {
    border-bottom: 0;
}

.table td.wrap {
    white-space: normal;
    min-width: 180px;
}

.table .numeric {
    text-align: right;
    font-variant-numeric: tabular-nums;
}

.table__actions {
    display: flex;
    gap: var(--space-2);
    justify-content: flex-end;
}

/* Identity cell: avatar + name + secondary line */
.identity {
    display: flex;
    align-items: center;
    gap: var(--space-3);
}

.avatar {
    display: grid;
    place-items: center;
    width: 34px;
    height: 34px;
    flex: 0 0 auto;
    border-radius: 50%;
    background: var(--accent-soft);
    color: var(--accent-text);
    font-size: 0.75rem;
    font-weight: 650;
    letter-spacing: 0.02em;
}

.avatar--lg {
    width: 52px;
    height: 52px;
    font-size: 1rem;
}

.identity__name {
    font-weight: 600;
    line-height: 1.3;
}

.identity__meta {
    font-size: 0.75rem;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

/* ---------- Empty states ---------- */

.empty {
    display: grid;
    place-items: center;
    gap: var(--space-3);
    padding: var(--space-8) var(--space-5);
    text-align: center;
}

.empty__icon {
    display: grid;
    place-items: center;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-lg);
    background: var(--bg-inset);
    color: var(--text-subtle);
}

.empty__icon svg {
    width: 24px;
    height: 24px;
}

.empty h3 {
    margin: 0;
    font-size: 1rem;
}

.empty p {
    margin: 0;
    max-width: 42ch;
    color: var(--text-muted);
    font-size: 0.875rem;
}

/* ---------- Pagination ---------- */

.pagination {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    align-items: center;
    justify-content: space-between;
}

.pagination__pages {
    display: flex;
    gap: var(--space-1);
}

.pagination__link {
    display: grid;
    place-items: center;
    min-width: 32px;
    height: 32px;
    padding: 0 8px;
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    background: var(--bg-raised);
    color: var(--text-muted);
    font-size: 0.8125rem;
    font-weight: 550;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.pagination__link:hover {
    background: var(--bg-inset);
    color: var(--text);
    text-decoration: none;
}

.pagination__link[aria-current="page"] {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

/* ---------- App shell ---------- */

.app {
    min-height: 100vh;
    display: grid;
    grid-template-columns: var(--sidebar-w) minmax(0, 1fr);
}

.sidebar {
    position: sticky;
    top: 0;
    align-self: start;
    height: 100vh;
    display: flex;
    flex-direction: column;
    background: var(--surface-nav);
    color: var(--surface-nav-text);
    border-right: 1px solid rgba(255, 255, 255, 0.06);
}

.sidebar__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
    padding: 0 var(--space-5);
    border-bottom: 1px solid rgba(255, 255, 255, 0.07);
    color: #fff;
}

.sidebar__nav {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-4) var(--space-3);
}

.sidebar__section {
    margin-bottom: var(--space-5);
}

.sidebar__section-label {
    padding: 0 var(--space-3);
    margin-bottom: var(--space-2);
    font-size: 0.625rem;
    font-weight: 650;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.38);
}

.nav-link {
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: 9px var(--space-3);
    margin-bottom: 2px;
    border-radius: var(--radius);
    color: var(--surface-nav-text);
    font-size: 0.875rem;
    font-weight: 500;
    transition: background var(--transition), color var(--transition);
}

.nav-link:hover {
    background: var(--surface-nav-active);
    color: #fff;
    text-decoration: none;
}

.nav-link.is-active {
    background: var(--surface-nav-active);
    color: #fff;
    font-weight: 600;
}

.nav-link.is-active::before {
    content: "";
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 3px;
    height: 18px;
    border-radius: 0 3px 3px 0;
    background: var(--accent);
}

.nav-link svg {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    opacity: 0.85;
}

.nav-link__badge {
    margin-left: auto;
    padding: 1px 7px;
    border-radius: var(--radius-full);
    background: var(--accent);
    color: #fff;
    font-size: 0.6875rem;
    font-weight: 650;
}

.sidebar__foot {
    padding: var(--space-4);
    border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.sidebar__user {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.sidebar__user .avatar {
    background: rgba(255, 255, 255, 0.12);
    color: #fff;
}

.sidebar__user-name {
    font-size: 0.8125rem;
    font-weight: 600;
    color: #fff;
    line-height: 1.3;
}

.sidebar__user-meta {
    font-size: 0.6875rem;
    color: rgba(255, 255, 255, 0.5);
}

.main {
    min-width: 0;
    display: flex;
    flex-direction: column;
}

/*
 * The mobile nav scrim is taken out of flow at every width. Left in flow on
 * desktop it becomes a grid item, claims the first column, and pushes the
 * sidebar and main content out of place.
 */
.nav-scrim {
    position: fixed;
    inset: 0;
    z-index: 50;
    background: rgba(7, 13, 28, 0.55);
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition);
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 20;
    display: flex;
    align-items: center;
    gap: var(--space-4);
    height: var(--header-h);
    padding: 0 var(--space-5);
    background: color-mix(in srgb, var(--bg-raised) 90%, transparent);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border);
}

.topbar__title {
    font-size: 0.9375rem;
    font-weight: 650;
    margin: 0;
}

.topbar__spacer {
    flex: 1;
}

.icon-btn {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--bg-raised);
    color: var(--text-muted);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.icon-btn:hover {
    background: var(--bg-inset);
    color: var(--text);
}

.icon-btn svg {
    width: 18px;
    height: 18px;
}

.content {
    flex: 1;
    padding: var(--space-6) var(--space-5) var(--space-8);
}

.content > * + * {
    margin-top: var(--space-5);
}

.nav-toggle {
    display: none;
}

/* ---------- Balance hero ---------- */

.balance-card {
    position: relative;
    overflow: hidden;
    padding: var(--space-6);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--navy-900) 0%, var(--navy-700) 55%, #24406b 100%);
    color: #fff;
    box-shadow: var(--shadow-lg);
}

.balance-card::before {
    content: "";
    position: absolute;
    top: -60%;
    right: -10%;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(76, 147, 255, 0.28) 0%, transparent 68%);
    pointer-events: none;
}

.balance-card__label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.09em;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.65);
    margin-bottom: var(--space-2);
}

.balance-card__value {
    font-size: clamp(2rem, 1.6rem + 2vw, 2.75rem);
    font-weight: 700;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
    line-height: 1.1;
    margin-bottom: var(--space-2);
}

.balance-card__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-4);
    font-size: 0.8125rem;
    color: rgba(255, 255, 255, 0.7);
}

.balance-card__actions {
    position: relative;
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-5);
}

.balance-card .btn--secondary {
    background: rgba(255, 255, 255, 0.12);
    border-color: rgba(255, 255, 255, 0.22);
    color: #fff;
}

.balance-card .btn--secondary:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.35);
    color: #fff;
}

/* ---------- Activity list ---------- */

.activity {
    list-style: none;
    margin: 0;
    padding: 0;
}

.activity__item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-5);
    border-bottom: 1px solid var(--border);
    transition: background var(--transition);
}

.activity__item:last-child {
    border-bottom: 0;
}

.activity__item:hover {
    background: var(--bg-sunken);
}

.activity__icon {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    flex: 0 0 auto;
    border-radius: var(--radius);
    background: var(--bg-inset);
    color: var(--text-muted);
}

.activity__icon svg {
    width: 17px;
    height: 17px;
}

.activity__icon--in { background: var(--success-soft); color: var(--success); }
.activity__icon--out { background: var(--danger-soft); color: var(--danger); }

.activity__body {
    flex: 1;
    min-width: 0;
}

.activity__title {
    font-weight: 600;
    font-size: 0.875rem;
    line-height: 1.35;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.activity__meta {
    font-size: 0.75rem;
    color: var(--text-muted);
}

.activity__amount {
    text-align: right;
    font-weight: 650;
    font-size: 0.875rem;
    font-variant-numeric: tabular-nums;
    white-space: nowrap;
}

.activity__amount--in { color: var(--success); }

/* ---------- Payment cards ---------- */

.payment-card {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1.586;
    max-width: 380px;
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    background: linear-gradient(145deg, #1d2e4d 0%, #0d1628 100%);
    color: #fff;
    box-shadow: var(--shadow);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.payment-card::after {
    content: "";
    position: absolute;
    right: -70px;
    bottom: -70px;
    width: 220px;
    height: 220px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
}

.payment-card--expired {
    filter: grayscale(0.5);
    opacity: 0.75;
}

.payment-card__chip {
    width: 38px;
    height: 28px;
    border-radius: 5px;
    background: linear-gradient(135deg, #e3c073, #b8935a);
}

.payment-card__number {
    font-family: var(--font-mono);
    font-size: 1.0625rem;
    letter-spacing: 0.12em;
}

.payment-card__foot {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    gap: var(--space-4);
    position: relative;
}

.payment-card__foot .eyebrow {
    color: rgba(255, 255, 255, 0.55);
}

/* ---------- Bar chart ---------- */

.chart {
    display: flex;
    align-items: flex-end;
    gap: var(--space-3);
    height: 160px;
    padding: var(--space-2) 0;
}

.chart__col {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-2);
    min-width: 0;
}

.chart__bar {
    width: 100%;
    max-width: 44px;
    min-height: 4px;
    border-radius: var(--radius-sm) var(--radius-sm) 0 0;
    background: linear-gradient(180deg, var(--accent) 0%, color-mix(in srgb, var(--accent) 55%, transparent) 100%);
    transition: filter var(--transition);
}

.chart__col:hover .chart__bar {
    filter: brightness(1.15);
}

.chart__label {
    font-size: 0.6875rem;
    color: var(--text-muted);
    white-space: nowrap;
}

/* ---------- Definition list ---------- */

.detail-list {
    margin: 0;
    display: grid;
    grid-template-columns: minmax(140px, auto) 1fr;
    gap: 0;
}

.detail-list dt,
.detail-list dd {
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--border);
    margin: 0;
}

.detail-list dt {
    font-size: 0.8125rem;
    color: var(--text-muted);
    padding-right: var(--space-4);
}

.detail-list dd {
    font-weight: 550;
    font-size: 0.875rem;
    word-break: break-word;
}

.detail-list dt:last-of-type,
.detail-list dd:last-of-type {
    border-bottom: 0;
}

/* ---------- Auth pages ---------- */

.auth {
    min-height: 100vh;
    display: grid;
    grid-template-columns: 1fr;
}

.auth__aside {
    display: none;
    position: relative;
    overflow: hidden;
    padding: var(--space-8) var(--space-7);
    background: linear-gradient(160deg, var(--navy-950) 0%, var(--navy-800) 100%);
    color: #fff;
    flex-direction: column;
    justify-content: space-between;
}

.auth__aside::before {
    content: "";
    position: absolute;
    top: -20%;
    left: -20%;
    width: 480px;
    height: 480px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(76, 147, 255, 0.22) 0%, transparent 70%);
}

.auth__aside-content {
    position: relative;
    max-width: 42ch;
}

.auth__aside h2 {
    color: #fff;
    font-size: 1.75rem;
}

.auth__aside p {
    color: rgba(255, 255, 255, 0.72);
}

.auth__points {
    list-style: none;
    margin: var(--space-6) 0 0;
    padding: 0;
    display: grid;
    gap: var(--space-4);
}

.auth__points li {
    display: flex;
    gap: var(--space-3);
    align-items: flex-start;
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.82);
}

.auth__points svg {
    width: 18px;
    height: 18px;
    flex: 0 0 auto;
    margin-top: 2px;
    color: var(--accent-300);
}

.auth__main {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-6) var(--space-5);
    background: var(--bg);
}

.auth__panel {
    width: 100%;
    max-width: 420px;
    margin-inline: auto;
}

.auth__panel--wide {
    max-width: 720px;
}

.auth__head {
    margin-bottom: var(--space-5);
}

.auth__head h1 {
    font-size: 1.5rem;
    margin-bottom: var(--space-2);
}

.auth__head p {
    margin: 0;
    color: var(--text-muted);
}

.auth__foot {
    margin-top: var(--space-5);
    text-align: center;
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* ---------- Marketing site ---------- */

.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: color-mix(in srgb, var(--bg-raised) 88%, transparent);
    backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border);
}

.site-header__inner {
    display: flex;
    align-items: center;
    gap: var(--space-5);
    height: 68px;
}

.site-nav {
    display: none;
    gap: var(--space-5);
    margin-left: auto;
}

.site-nav a {
    color: var(--text-muted);
    font-size: 0.875rem;
    font-weight: 550;
}

.site-nav a:hover {
    color: var(--text);
    text-decoration: none;
}

.site-header__actions {
    display: flex;
    gap: var(--space-3);
    margin-left: auto;
    align-items: center;
}

.site-nav ~ .site-header__actions {
    margin-left: 0;
}

.hero {
    padding: var(--space-8) 0;
    background:
        radial-gradient(900px 400px at 80% -10%, var(--accent-soft) 0%, transparent 60%),
        var(--bg);
}

.hero__grid {
    display: grid;
    gap: var(--space-7);
    grid-template-columns: 1fr;
    align-items: center;
}

.hero h1 {
    font-size: clamp(2rem, 1.5rem + 2.6vw, 3.25rem);
    margin-bottom: var(--space-4);
}

.hero p.lead {
    font-size: 1.0625rem;
    color: var(--text-muted);
    max-width: 54ch;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    margin-top: var(--space-5);
}

.hero__trust {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-5);
    margin-top: var(--space-6);
    padding-top: var(--space-5);
    border-top: 1px solid var(--border);
}

.hero__trust div {
    font-size: 0.8125rem;
    color: var(--text-muted);
}

.hero__trust strong {
    display: block;
    font-size: 1.25rem;
    color: var(--text);
    font-variant-numeric: tabular-nums;
}

.section {
    padding: var(--space-8) 0;
}

.section--alt {
    background: var(--bg-sunken);
    border-block: 1px solid var(--border);
}

.section__head {
    max-width: 60ch;
    margin-bottom: var(--space-6);
}

.feature {
    padding: var(--space-5);
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.feature:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow);
    border-color: var(--border-strong);
}

.feature__icon {
    display: grid;
    place-items: center;
    width: 40px;
    height: 40px;
    margin-bottom: var(--space-4);
    border-radius: var(--radius);
    background: var(--accent-soft);
    color: var(--accent-text);
}

.feature__icon svg {
    width: 20px;
    height: 20px;
}

.feature h3 {
    font-size: 1rem;
}

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

.cta {
    padding: var(--space-7) var(--space-6);
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--navy-900), var(--navy-700));
    color: #fff;
    text-align: center;
}

.cta h2 {
    color: #fff;
}

.cta p {
    color: rgba(255, 255, 255, 0.75);
    max-width: 52ch;
    margin-inline: auto;
}

.site-footer {
    padding: var(--space-7) 0 var(--space-5);
    background: var(--navy-950);
    color: rgba(255, 255, 255, 0.62);
    font-size: 0.875rem;
}

.site-footer a {
    color: rgba(255, 255, 255, 0.72);
}

.site-footer a:hover {
    color: #fff;
}

.site-footer__grid {
    display: grid;
    gap: var(--space-6);
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    padding-bottom: var(--space-6);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.site-footer h4 {
    color: #fff;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    margin-bottom: var(--space-3);
}

.site-footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: var(--space-2);
}

.site-footer__bottom {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-3);
    justify-content: space-between;
    padding-top: var(--space-5);
    font-size: 0.8125rem;
}

/* ---------- Error page ---------- */

.error-page {
    min-height: 100vh;
    display: grid;
    place-items: center;
    padding: var(--space-6);
    text-align: center;
}

.error-page__code {
    font-size: clamp(3rem, 2rem + 6vw, 5rem);
    font-weight: 700;
    line-height: 1;
    letter-spacing: -0.04em;
    color: var(--accent);
    margin-bottom: var(--space-3);
}

.error-page pre {
    text-align: left;
    max-width: 90vw;
    overflow-x: auto;
    padding: var(--space-4);
    background: var(--bg-inset);
    border-radius: var(--radius);
    font-size: 0.75rem;
}

/* ---------- Responsive ---------- */

@media (min-width: 720px) {
    .site-nav {
        display: flex;
    }
}

@media (min-width: 900px) {
    .auth {
        grid-template-columns: 1.05fr 1fr;
    }

    .auth__aside {
        display: flex;
    }

    .hero__grid {
        grid-template-columns: 1.15fr 0.85fr;
    }
}

@media (max-width: 1023px) {
    .app {
        grid-template-columns: 1fr;
    }

    .sidebar {
        position: fixed;
        inset: 0 auto 0 0;
        z-index: 60;
        width: min(84vw, var(--sidebar-w));
        transform: translateX(-100%);
        transition: transform var(--transition);
        box-shadow: var(--shadow-lg);
    }

    .app.is-nav-open .sidebar {
        transform: translateX(0);
    }

    .app.is-nav-open .nav-scrim {
        opacity: 1;
        pointer-events: auto;
    }

    .nav-toggle {
        display: grid;
    }

    .content {
        padding: var(--space-5) var(--space-4) var(--space-7);
    }
}

@media (max-width: 640px) {
    .container {
        padding-inline: var(--space-4);
    }

    .card__body,
    .metric {
        padding: var(--space-4);
    }

    .detail-list {
        grid-template-columns: 1fr;
    }

    .detail-list dt {
        padding-bottom: 0;
        border-bottom: 0;
    }

    .table th,
    .table td {
        padding: var(--space-3);
    }

    .page-head {
        flex-direction: column;
        align-items: stretch;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

@media print {
    .sidebar,
    .topbar,
    .site-header,
    .site-footer,
    .btn,
    .table__actions {
        display: none !important;
    }

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

    body {
        background: #fff;
        color: #000;
    }
}