/* EAISight MSP console. Neutral tokens carried over from the fork (paper grounds, white cards with
   1px borders, ink text); no brand artwork. Fonts are self-hosted (SIL OFL, see /fonts). */

@font-face {
    font-family: "DM Sans";
    src: url("fonts/dm-sans-latin-opsz.woff2") format("woff2-variations");
    font-weight: 100 1000;
    font-display: swap;
}
@font-face {
    font-family: "IBM Plex Mono";
    src: url("fonts/ibm-plex-mono-latin-400.woff2") format("woff2");
    font-weight: 400;
    font-display: swap;
}
@font-face {
    font-family: "IBM Plex Mono";
    src: url("fonts/ibm-plex-mono-latin-500.woff2") format("woff2");
    font-weight: 500;
    font-display: swap;
}

:root {
    --ink: #151B2B;
    --paper: #F6F4EF;
    --mist: #E3DFD5;
    --slate: #596070;
    --white: #FFFFFF;
    --ink-soft-on-dark: #B9BFCC;

    /* Account-class colours (always paired with a text label). */
    --cls-business: #11897A;
    --cls-personal: #D99A1E;
    --cls-anonymous: #E4572E;
    --cls-api-key: #7A52C7;
    --cls-local: #3358C4;
    --cls-unknown: #8B93A1;

    --bg: var(--paper);
    --bg-muted: #EFECE5;
    --surface: var(--white);
    --border: var(--mist);
    --text: var(--ink);
    --text-soft: var(--slate);
    --link: #B83D1B;
    --btn-bg: var(--ink);
    --btn-bg-hover: #2A3348;
    --btn-text: var(--white);
    --focus: #3358C4;
    --bar-bg: #ECE8DF;
    --bar-fill: #3358C4;
    --ok-bg: #E4F1EE; --ok-text: #0B6155; --ok-border: #BFDDD7;
    --warn-bg: #FBEBD2; --warn-text: #7A4B06; --warn-border: #F0D3A4;
    --err-bg: #FBE7E1; --err-text: #8E2E13; --err-border: #F2C3B4;

    --font-body: "DM Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
    --font-mono: "IBM Plex Mono", ui-monospace, "Cascadia Code", Consolas, monospace;

    --radius: 14px;
    --radius-sm: 10px;
    --maxw: 1100px;
    --maxw-wide: 1360px;
    color-scheme: light;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: var(--ink);
        --bg-muted: #10151F;
        --surface: #1C2335;
        --border: #2C3448;
        --text: var(--paper);
        --text-soft: var(--ink-soft-on-dark);
        --link: #F5B39E;
        --btn-bg: var(--paper);
        --btn-bg-hover: #FFFFFF;
        --btn-text: var(--ink);
        --focus: #8FA8F0;
        --bar-bg: #283048;
        --bar-fill: #8FA8F0;
        --ok-bg: #12302C; --ok-text: #8ED7CB; --ok-border: #1E4A43;
        --warn-bg: #33270F; --warn-text: #F1C77A; --warn-border: #4E3B14;
        --err-bg: #3A1A12; --err-text: #F5B39E; --err-border: #5A2A1C;
        color-scheme: dark;
    }
}

* { box-sizing: border-box; }

html, body {
    margin: 0; padding: 0;
    background: var(--bg); color: var(--text);
    font-family: var(--font-body); font-size: 15px; line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}

a { color: var(--link); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { text-decoration-thickness: 2px; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
h1:focus, h1:focus-visible { outline: none; }

h1, h2, h3 { color: var(--text); margin: 0 0 .5em; letter-spacing: -0.015em; }
h1 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); line-height: 1.1; font-weight: 750; }
h2 { font-size: 1.35rem; line-height: 1.2; font-weight: 700; }
h3 { font-size: 1.08rem; line-height: 1.3; font-weight: 650; }
p { margin: 0 0 1rem; }
code, .mono { font-family: var(--font-mono); font-size: .9em; }

.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.container.wide { max-width: var(--maxw-wide); }
.container.narrow { max-width: 760px; }
@media (max-width: 520px) { .container { padding: 0 16px; } }

.site { display: flex; flex-direction: column; min-height: 100vh; }
main { flex: 1; }

.overline {
    display: inline-block; margin: 0 0 .6rem;
    font-family: var(--font-mono); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase; color: var(--text-soft);
}
.muted { color: var(--text-soft); font-size: .92rem; }
.stack { display: flex; flex-direction: column; gap: 1.1rem; }
.actions { display: flex; gap: .7rem; flex-wrap: wrap; align-items: center; margin-top: 1.4rem; }

/* --- Wordmark (plain text; no brand artwork) --- */
.wordmark {
    font-weight: 800; font-size: 1.25rem; letter-spacing: -0.03em; color: var(--text); text-decoration: none;
}
.wordmark:hover { text-decoration: none; }
.wordmark--center { display: block; text-align: center; margin-bottom: 1.2rem; font-size: 1.5rem; }

/* --- Buttons --- */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: .45rem;
    padding: .6rem 1.05rem; border-radius: var(--radius-sm);
    font: inherit; font-weight: 600; line-height: 1.2; cursor: pointer; text-decoration: none;
    background: var(--surface); color: var(--text); border: 1px solid var(--border);
    transition: background .15s ease, border-color .15s ease;
}
.btn:hover { text-decoration: none; border-color: var(--text-soft); }
.btn--primary { background: var(--btn-bg); color: var(--btn-text); border-color: var(--btn-bg); }
.btn--primary:hover { background: var(--btn-bg-hover); border-color: var(--btn-bg-hover); }
.btn--ghost { background: transparent; }
.btn--danger { background: var(--err-bg); color: var(--err-text); border-color: var(--err-border); }
.btn--sm { padding: .3rem .65rem; font-size: .85rem; }
.btn--block { width: 100%; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* --- Header / footer --- */
.site-header { position: sticky; top: 0; z-index: 20; background: color-mix(in srgb, var(--bg) 94%, transparent); backdrop-filter: blur(8px); border-bottom: 1px solid var(--border); }
.site-header__inner { display: flex; align-items: center; gap: 2rem; height: 60px; }
.site-nav { display: flex; gap: 1.4rem; }
.site-nav a { color: var(--text-soft); font-weight: 500; text-decoration: none; }
.site-nav a:hover, .site-nav a.active { color: var(--text); }
.site-header__actions { display: flex; gap: .7rem; margin-left: auto; align-items: center; }
.header-signout { margin: 0; }
.header-user { white-space: nowrap; }
.site-footer { border-top: 1px solid var(--border); padding: 1.2rem 0; color: var(--text-soft); font-size: .85rem; }
.site-footer__inner { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.site-footer a { color: var(--text-soft); }

/* --- Page head / bands --- */
.page-head { padding: clamp(2.5rem, 6vw, 4.5rem) 0 1.5rem; }
.page-head__lead { color: var(--text-soft); font-size: 1.1rem; line-height: 1.55; max-width: 44rem; }
.band { padding: 1rem 0 3rem; }
.band--flush { padding-top: 0; }

/* --- Cards --- */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 1.3rem; }
.card--pad { padding: 1.6rem; }
.card--flush { margin-bottom: 1.5rem; }
.card__head { display: flex; justify-content: space-between; align-items: center; gap: 1rem; flex-wrap: wrap; margin-bottom: .8rem; }
.card__head h3 { margin: 0; }
.card p:last-child { margin-bottom: 0; }
.plain-list { margin: 0; padding-left: 1.1rem; }
.plain-list li { margin: .4rem 0; color: var(--text-soft); }
.grid { display: grid; gap: 1.1rem; margin-bottom: 1.5rem; }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }

/* --- Console --- */
.console { padding: 1.8rem 0 3rem; }
.console-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 1rem; flex-wrap: wrap; margin-bottom: 1rem; }
.console-head h1 { margin: 0; font-size: 1.9rem; }
.console-head__actions { display: flex; gap: .6rem; align-items: center; }
.crumb { font-size: .85rem; color: var(--text-soft); text-decoration: none; }
.crumb::before { content: "← "; }
.tabs { display: flex; gap: .3rem; border-bottom: 1px solid var(--border); margin-bottom: 1.5rem; overflow-x: auto; }
.tab { padding: .6rem .9rem; color: var(--text-soft); text-decoration: none; font-weight: 600; border-bottom: 2px solid transparent; margin-bottom: -1px; white-space: nowrap; }
.tab:hover { color: var(--text); text-decoration: none; }
.tab--active { color: var(--text); border-bottom-color: var(--text); }
.section-title-left { margin: 2rem 0 .8rem; }
.section-row { display: flex; justify-content: space-between; align-items: flex-end; gap: 1rem; flex-wrap: wrap; }
.section-row .section-title-left { margin-bottom: .8rem; }
.admin-back { margin-top: 1.5rem; }

.segmented { display: inline-flex; border: 1px solid var(--border); border-radius: var(--radius-sm); overflow: hidden; background: var(--surface); }
.segmented button { font: inherit; font-weight: 600; font-size: .88rem; padding: .45rem .85rem; border: 0; background: transparent; color: var(--text-soft); cursor: pointer; }
.segmented button.is-on { background: var(--text); color: var(--bg); }

.stat-grid { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: .9rem; margin-bottom: 1.5rem; }
.stat-grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.stat { display: flex; flex-direction: column; gap: .2rem; padding: 1.1rem 1.2rem; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.stat__num { font-size: 1.9rem; font-weight: 750; letter-spacing: -0.02em; line-height: 1.1; font-variant-numeric: tabular-nums; }
.stat__label { color: var(--text-soft); font-size: .85rem; }
.stat--alert { border-left: 4px solid var(--cls-anonymous); }

.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
.admin-table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.admin-table th, .admin-table td { text-align: left; padding: .65rem .9rem; white-space: nowrap; vertical-align: top; }
.admin-table thead th { color: var(--text-soft); font-family: var(--font-mono); font-weight: 400; font-size: .7rem; text-transform: uppercase; letter-spacing: .1em; border-bottom: 1px solid var(--border); }
.admin-table tbody tr { border-top: 1px solid var(--border); }
.admin-table tbody tr:first-child { border-top: none; }
.admin-table .num { text-align: right; font-variant-numeric: tabular-nums; }
.admin-table td.wrap { white-space: normal; min-width: 10rem; }
.admin-table .sub { color: var(--text-soft); font-size: .8rem; }
.row--muted td { opacity: .6; }

/* Bars */
.bar { display: inline-block; width: 160px; height: 8px; border-radius: 4px; background: var(--bar-bg); overflow: hidden; vertical-align: middle; }
.bar__fill { display: block; height: 100%; background: var(--bar-fill); border-radius: 4px; }
.bar__label { margin-left: .6rem; font-variant-numeric: tabular-nums; }
.bar-cell { min-width: 15rem; }
.share { display: flex; align-items: center; gap: .6rem; }
.share .bar { width: 90px; }
.share__num { font-variant-numeric: tabular-nums; }
.classbar { display: flex; width: 100%; min-width: 180px; height: 12px; border-radius: 6px; overflow: hidden; background: var(--bar-bg); gap: 1px; }
.classbar__seg { display: block; height: 100%; }
.split-cell { min-width: 14rem; }
.split-list { list-style: none; margin: 1rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: .6rem 1.4rem; }
.split-list li { display: grid; grid-template-columns: 1fr auto auto auto; gap: .8rem; align-items: center; font-size: .88rem; color: var(--text-soft); }
.legend { list-style: none; display: flex; flex-wrap: wrap; gap: .4rem 1rem; margin: 0; padding: 0; font-size: .82rem; color: var(--text-soft); }
.legend li { display: inline-flex; align-items: center; gap: .35rem; }
.swatch { display: inline-block; width: 10px; height: 10px; border-radius: 3px; flex: 0 0 auto; }
.cls-badge { display: inline-flex; align-items: center; gap: .3rem; font-size: .8rem; margin: 0 .6rem .15rem 0; white-space: nowrap; }
.cls-business { background: var(--cls-business); }
.cls-personal { background: var(--cls-personal); }
.cls-anonymous { background: var(--cls-anonymous); }
.cls-api-key { background: var(--cls-api-key); }
.cls-local { background: var(--cls-local); }
.cls-unknown { background: var(--cls-unknown); }

/* Badges / notices */
.badge { display: inline-block; padding: .15rem .55rem; border-radius: 999px; font-family: var(--font-mono); font-size: .72rem; border: 1px solid transparent; white-space: nowrap; }
.badge--ok { background: var(--ok-bg); color: var(--ok-text); border-color: var(--ok-border); }
.badge--warn { background: var(--warn-bg); color: var(--warn-text); border-color: var(--warn-border); }
.badge--muted { background: var(--bg-muted); color: var(--text-soft); border-color: var(--border); }
.notice { padding: .8rem 1rem; border-radius: var(--radius-sm); margin: 0 0 1.2rem; background: var(--surface); border: 1px solid var(--border); }
.notice--ok { background: var(--ok-bg); border-color: var(--ok-border); color: var(--ok-text); }
.notice--err { background: var(--err-bg); border-color: var(--err-border); color: var(--err-text); }

/* Forms */
.form-grid { display: flex; flex-direction: column; gap: .9rem; margin: .8rem 0 1.1rem; }
.form-grid label, .auth-form label { display: flex; flex-direction: column; gap: .35rem; font-weight: 500; font-size: .88rem; }
.form-grid label em, .auth-form label em { color: var(--text-soft); font-weight: 400; font-style: normal; }
.form-grid input[type=text], .form-grid input[type=number], .form-grid textarea, .auth-form input, .export-form input {
    padding: .6rem .75rem; border: 1px solid var(--border); border-radius: var(--radius-sm);
    background: var(--bg); color: var(--text); font: inherit;
}
.form-grid textarea { resize: vertical; font-family: var(--font-mono); font-size: .88rem; }
.check { flex-direction: row !important; align-items: flex-start; gap: .55rem !important; font-weight: 400 !important; }
.check input { margin-top: .25rem; }
.export-form { display: flex; gap: .6rem; align-items: center; flex-wrap: wrap; margin-bottom: .8rem; }
.export-form label { display: inline-flex; gap: .4rem; align-items: center; font-size: .85rem; color: var(--text-soft); }
.create-tenant { margin-top: 2rem; max-width: 640px; }

.tiers { list-style: none; margin: .6rem 0 0; padding: 0; display: flex; flex-direction: column; gap: .7rem; }
.tier { display: flex; flex-direction: column; gap: .15rem; padding: .7rem .8rem; border: 1px solid var(--border); border-radius: var(--radius-sm); color: var(--text-soft); }
.tier label { display: flex; gap: .45rem; align-items: center; color: var(--text); }
.tier--on { border-color: var(--text-soft); }
.tier span { font-size: .85rem; }

.secret-result { border-left: 4px solid var(--cls-business); margin-bottom: 1.4rem; }
.code-box {
    font-family: var(--font-mono); font-size: 1.15rem; font-weight: 500; letter-spacing: .04em; word-break: break-all;
    padding: .8rem 1rem; margin: .6rem 0 1rem; background: var(--bg); border: 1px dashed var(--text-soft); border-radius: var(--radius-sm);
}
.cmd {
    font-family: var(--font-mono); font-size: .85rem; white-space: pre-wrap; word-break: break-all;
    padding: .8rem 1rem; margin: 0 0 1rem; background: var(--bg-muted); border: 1px solid var(--border); border-radius: var(--radius-sm);
}

/* --- Auth pages --- */
.auth-page { min-height: calc(100vh - 120px); display: grid; place-items: center; padding: 3rem 1rem; }
.auth-card { width: 100%; max-width: 420px; background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 2rem 1.8rem; text-align: center; }
.auth-card h1 { font-size: 1.6rem; margin-bottom: .8rem; }
.auth-sub { color: var(--text-soft); margin-bottom: 1.2rem; }
.auth-form { display: flex; flex-direction: column; gap: .9rem; text-align: left; margin-top: .4rem; }
.auth-form button { margin-top: .3rem; }
.auth-alt { margin-top: 1.2rem; color: var(--text-soft); font-size: .9rem; }
.auth-error { background: var(--err-bg); color: var(--err-text); border: 1px solid var(--err-border); border-radius: var(--radius-sm); padding: .7rem .9rem; font-size: .9rem; margin-bottom: 1rem; text-align: left; }
.auth-note { color: var(--text-soft); }
.auth-ms { margin-bottom: .3rem; }
.ms-logo {
    width: 16px; height: 16px; display: inline-block; flex: 0 0 auto;
    background:
        linear-gradient(#f25022 0 0) 0 0 / 7px 7px no-repeat,
        linear-gradient(#7fba00 0 0) 9px 0 / 7px 7px no-repeat,
        linear-gradient(#00a4ef 0 0) 0 9px / 7px 7px no-repeat,
        linear-gradient(#ffb900 0 0) 9px 9px / 7px 7px no-repeat;
}
.auth-divider { display: flex; align-items: center; gap: .8rem; color: var(--text-soft); margin: 1rem 0; font-family: var(--font-mono); font-size: .72rem; text-transform: uppercase; letter-spacing: .12em; }
.auth-divider::before, .auth-divider::after { content: ""; flex: 1; height: 1px; background: var(--border); }

/* --- Responsive --- */
@media (max-width: 960px) {
    .stat-grid, .stat-grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .grid--2 { grid-template-columns: 1fr; }
    .split-list { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
    .site-nav { display: none; }
    .header-user { display: none; }
}

#blazor-error-ui {
    background: var(--err-bg); color: var(--err-text); bottom: 0; left: 0; right: 0;
    display: none; padding: .8rem 1.2rem; position: fixed; z-index: 1000; border-top: 1px solid var(--err-border);
}
#blazor-error-ui .dismiss { cursor: pointer; position: absolute; right: 1rem; top: .7rem; }

/* ADR-0002 additions: sign-in confirmations, billing banner, chooser cards, inline form rows. */
.auth-ok { background: var(--ok-bg); color: var(--ok-text); border: 1px solid var(--ok-border); border-radius: var(--radius-sm); padding: .7rem .9rem; font-size: .9rem; margin-bottom: 1rem; text-align: left; }
.billing-banner { background: var(--warn-bg, #FFF4D6); color: var(--warn-text, #6B4E00); text-align: center; padding: .45rem 1rem; font-size: .85rem; }
.card--link { display: block; text-decoration: none; color: inherit; }
.card--link:hover { border-color: var(--ok-border); }
.form-grid--inline { display: flex; gap: 1rem; flex-wrap: wrap; }