*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    background: var(--bg-canvas);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--fs-body);
    line-height: var(--lh-body);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    min-height: 100vh;
}
a { color: var(--brand-blue); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3, h4, h5, h6 { margin: 0; font-weight: 700; letter-spacing: var(--tracking-heading); }
p { margin: 0; }
button { font: inherit; }

.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; }
.hidden { display: none !important; }
.tabular { font-variant-numeric: tabular-nums; font-feature-settings: "tnum"; }
.muted   { color: var(--text-muted); }
.eyebrow {
    font-family: var(--font-ui);
    font-size: var(--fs-caption);
    font-weight: 600;
    letter-spacing: var(--tracking-eyebrow);
    text-transform: uppercase;
    color: var(--text-muted);
}

/* ─── BUTTONS ─── */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    border: var(--border-w) solid transparent;
    border-radius: var(--radius-pill);
    background: transparent;
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: var(--fs-body);
    font-weight: 600;
    line-height: 1;
    text-decoration: none;
    cursor: pointer;
    transition: background-color var(--t-fast) var(--e-standard),
                color var(--t-fast) var(--e-standard),
                border-color var(--t-fast) var(--e-standard),
                transform var(--t-fast) var(--e-standard);
    user-select: none;
    white-space: nowrap;
}
.btn:disabled { opacity: 0.45; cursor: not-allowed; pointer-events: none; }
.btn:active:not(:disabled) { transform: translateY(0.5px); }
.btn svg { width: 1rem; height: 1rem; flex-shrink: 0; }

.btn-primary { background: var(--highlighter); border-color: var(--highlighter); color: var(--ink); }
.btn-primary:hover:not(:disabled) { background: var(--highlighter-soft); border-color: var(--highlighter-soft); }
.btn-secondary { background: transparent; border-color: var(--border-hairline); color: var(--text-primary); }
.btn-secondary:hover:not(:disabled) { background: var(--cream-dark); }
.btn-dark { background: var(--navy); border-color: var(--accent-text); color: var(--text-inverse); }
.btn-dark:hover:not(:disabled) { background: var(--navy-darker); }
.btn-ghost { border-color: transparent; color: var(--text-body); padding-inline: 0.5rem; }
.btn-ghost:hover:not(:disabled) { color: var(--text-primary); background: var(--cream-dark); }
.btn-icon { padding: 0.5rem; width: 2.25rem; height: 2.25rem; border-radius: 50%; }
.btn-sm { padding: 0.4rem 0.85rem; font-size: var(--fs-small); }

/* ─── CARDS ─── */
.card {
    background: var(--bg-surface);
    border: var(--border-w) solid var(--border-hairline);
    border-radius: var(--radius-m);
    padding: var(--space-5);
}
.card-flush { padding: 0; overflow: hidden; }
.card-warm  { background: var(--bg-hero); }
.card-dark  { background: var(--navy); border-color: var(--navy-darker); color: var(--text-inverse); }
.card-dark .muted, .card-dark .eyebrow { color: var(--grey-blue); }

.card-title {
    display: flex; align-items: baseline; gap: 0.75rem;
    font-family: var(--font-display);
    font-size: var(--fs-h3);
    color: var(--text-primary);
    margin: 0 0 var(--space-3);
    letter-spacing: var(--tracking-heading);
}

/* ─── PILLS / BADGES ─── */
.pill {
    display: inline-flex; align-items: center; gap: 0.35rem;
    padding: 0.25rem 0.65rem;
    border-radius: var(--radius-pill);
    background: var(--cream-dark);
    color: var(--text-primary);
    font-family: var(--font-ui);
    font-size: var(--fs-caption);
    font-weight: 600;
    letter-spacing: var(--tracking-caps);
    text-transform: uppercase;
    line-height: 1;
    white-space: nowrap;
}
.pill-accent { background: var(--highlighter); color: var(--ink); }
.pill-dark   { background: var(--navy); color: var(--text-inverse); }
.pill-outline{ background: transparent; border: var(--border-w) solid var(--border-hairline); }
.pill-danger { background: var(--danger-soft); color: var(--danger); }
.pill-warn   { background: var(--warning-soft); color: var(--warning); }
.pill-ok     { background: var(--success-soft); color: var(--success-deep); }

/* ─── STATUS DOT ─── */
.status-dot {
    width: 0.55rem; height: 0.55rem; border-radius: 50%;
    display: inline-block; flex-shrink: 0;
    background: var(--text-muted);
}
.status-dot.live  { background: var(--highlighter); animation: pulse-live 2.4s var(--e-standard) infinite; }
.status-dot.warn  { background: var(--warning); }
.status-dot.error { background: var(--danger); }
@keyframes pulse-live {
    0%, 100% { box-shadow: 0 0 0 0 rgba(214, 252, 60, 0.55); }
    60% { box-shadow: 0 0 0 6px rgba(214, 252, 60, 0); }
}

/* ─── TABS ─── */
.tabs {
    display: flex; gap: var(--space-5);
    border-bottom: var(--border-w) solid var(--border-hairline);
    margin-bottom: var(--space-5);
}
.tab {
    appearance: none; background: transparent; border: 0;
    padding: 0.75rem 0;
    font-family: var(--font-ui); font-size: var(--fs-body); font-weight: 600;
    color: var(--text-muted);
    cursor: pointer;
    position: relative;
    transition: color var(--t-fast);
}
.tab::after {
    content: ""; position: absolute; left: 0; right: 0; bottom: -1px;
    height: 2px; background: var(--navy);
    transform: scaleX(0); transform-origin: left center;
    transition: transform var(--t-base) var(--e-standard);
}
.tab:hover { color: var(--text-primary); }
.tab.active { color: var(--text-primary); }
.tab.active::after { transform: scaleX(1); }

/* ─── TABLES ─── */
.table {
    width: 100%; border-collapse: collapse;
    font-variant-numeric: tabular-nums; font-feature-settings: "tnum";
}
.table th, .table td {
    padding: 0.65rem 0.75rem; text-align: left; vertical-align: middle;
    border-bottom: var(--border-w) solid var(--border-subtle);
}
.table th {
    font-family: var(--font-ui); font-size: var(--fs-caption); font-weight: 600;
    letter-spacing: var(--tracking-eyebrow); text-transform: uppercase;
    color: var(--text-muted);
    background: var(--bg-surface);
    position: sticky; top: 0;
    border-bottom-color: var(--border-hairline);
}
.table td { color: var(--text-primary); font-size: var(--fs-small); }
.table tr:last-child td { border-bottom: 0; }
.table tr.clickable { cursor: pointer; }
.table tr.clickable:hover td { background: var(--cream-dark); }

/* ─── DIVIDERS / SECTION LABELS ─── */
.divider { height: 1px; background: var(--border-hairline); width: 100%; margin: var(--space-5) 0; }
.section-label {
    display: flex; align-items: center; gap: 0.75rem;
    font-family: var(--font-ui); font-size: var(--fs-caption); font-weight: 600;
    letter-spacing: var(--tracking-eyebrow); text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: var(--space-4);
}
.section-label::after { content: ""; flex: 1; height: 1px; background: var(--border-hairline); }

/* ─── TOASTS ─── */
.toast-stack {
    position: fixed;
    bottom: var(--space-5); right: var(--space-5);
    display: flex; flex-direction: column-reverse; gap: 0.5rem;
    z-index: var(--z-toast);
    pointer-events: none;
}
.toast {
    pointer-events: auto;
    padding: 0.75rem 1rem;
    border: var(--border-w) solid var(--border-hairline);
    border-radius: var(--radius-s);
    background: var(--bg-surface);
    color: var(--text-primary);
    font-size: var(--fs-small);
    box-shadow: 0 12px 32px -16px rgba(12, 33, 63, 0.35);
    min-width: 16rem;
    transform: translateY(8px); opacity: 0;
    transition: transform var(--t-base) var(--e-emphasis), opacity var(--t-base) var(--e-emphasis);
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.toast-ok    { border-color: var(--success); background: var(--success-soft); color: var(--success-deep); }
.toast.toast-warn  { border-color: var(--warning); background: var(--warning-soft); color: var(--warning); }
.toast.toast-error { border-color: var(--danger);  background: var(--danger-soft);  color: var(--danger); }

/* ─── LOADERS ─── */
.loader-ring {
    width: 1rem; height: 1rem; border-radius: 50%;
    border: 2px solid var(--border-subtle);
    border-top-color: var(--text-primary);
    animation: spin 0.85s linear infinite;
    display: inline-block;
}
@keyframes spin { to { transform: rotate(360deg); } }

.skeleton {
    background: linear-gradient(90deg, var(--cream-dark) 0%, var(--cream-medium) 50%, var(--cream-dark) 100%);
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.4s ease-in-out infinite;
    border-radius: var(--radius-xs);
}
@keyframes skeleton-shimmer { to { background-position: -200% 0; } }

/* ─── LAYOUT ─── */
.stack > * + * { margin-top: var(--space-4); }
.stack-sm > * + * { margin-top: var(--space-2); }
.stack-lg > * + * { margin-top: var(--space-5); }
.row { display: flex; align-items: center; gap: var(--space-3); }
.row-wrap { flex-wrap: wrap; }
.row-between { justify-content: space-between; }
.grow { flex: 1; }

/* ─── FOCUS ─── */
:where(button, a, input, select, textarea):focus-visible {
    outline: none;
    box-shadow: var(--ring-focus);
    border-radius: var(--radius-s);
}