/* ExpoHub — system wizualny spójny z marką expondo (granat + teal, nowoczesny B2B) */
:root {
    --color-bg: #eef1f4;
    --color-surface: #ffffff;
    --color-surface-2: #f6f8fa;
    --color-ink: #14223b;
    --color-ink-soft: #5b6b85;
    --color-ink-faint: #8a98ad;
    --color-border: #e2e7ee;
    --color-border-strong: #d2dae4;

    --color-primary: #1d9e75;       /* expondo teal */
    --color-primary-dark: #16835f;
    --color-primary-soft: #e6f5ef;
    --color-navy: #14223b;          /* topbar / dark surfaces */
    --color-navy-2: #1d3050;
    --color-accent: #7f77dd;        /* fiolet — wykres stanu */

    --ok-bg: #eef1f4;       --ok-ink: #5b6b85;
    --warn-bg: #fdf0d6;     --warn-ink: #9a6700;
    --danger-bg: #fbe1da;   --danger-ink: #b3341c;
    --success-bg: #e6f5ef;  --success-ink: #16835f;

    --radius: 12px;
    --radius-sm: 8px;
    --radius-pill: 999px;
    --shadow-sm: 0 1px 2px rgba(20,34,59,.06), 0 1px 3px rgba(20,34,59,.05);
    --shadow-md: 0 4px 16px rgba(20,34,59,.08);
    --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    font-family: var(--font);
    background: var(--color-bg);
    color: var(--color-ink);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
}
a { color: var(--color-primary-dark); text-decoration: none; }
a:hover { text-decoration: underline; }
h1, h2, h3 { color: var(--color-ink); margin: 0; font-weight: 650; letter-spacing: -.01em; }

/* ── Topbar ───────────────────────────────────────────── */
.topbar {
    background: var(--color-navy);
    color: #fff;
    height: 60px;
    display: flex;
    align-items: center;
    padding: 0 24px;
    gap: 18px;
    position: sticky; top: 0; z-index: 30;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: #fff; }
.brand:hover { text-decoration: none; }
.brand .logo {
    width: 30px; height: 30px; border-radius: 8px;
    background: var(--color-primary); color: #fff;
    display: grid; place-items: center; font-weight: 800; font-size: 18px;
}
.brand .brand-logo { height: 22px; width: auto; display: block; }
.brand small { font-weight: 500; color: #9fb0c9; font-size: 12px; margin-left: 2px; }
.topbar .spacer { flex: 1; }
.topbar nav { display: flex; gap: 4px; }
.topbar nav a {
    color: #c4d0e0; padding: 8px 14px; border-radius: var(--radius-sm); font-weight: 500;
}
.topbar nav a:hover { background: rgba(255,255,255,.08); color: #fff; text-decoration: none; }
.topbar nav a.active { background: var(--color-primary); color: #fff; }
.topbar .user { display: flex; align-items: center; gap: 10px; color: #c4d0e0; font-size: 13px; }
.topbar .avatar {
    width: 32px; height: 32px; border-radius: 50%;
    background: var(--color-navy-2); color: #fff; display: grid; place-items: center; font-weight: 600;
    border: 1px solid rgba(255,255,255,.15);
}

/* ── Layout ───────────────────────────────────────────── */
.page { max-width: 1180px; margin: 0 auto; padding: 24px; }
.page-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px; margin-bottom: 20px; }
.page-head h1 { font-size: 22px; }
.page-head .sub { color: var(--color-ink-soft); font-size: 13px; display: flex; align-items: center; gap: 6px; }
.muted { color: var(--color-ink-soft); }
.faint { color: var(--color-ink-faint); }
.banner-viewas { background: var(--warn-bg); color: var(--warn-ink); padding: 10px 16px; border-radius: var(--radius-sm); margin-bottom: 18px; font-size: 13px; display: flex; align-items: center; gap: 10px; }

/* ── Cards ────────────────────────────────────────────── */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    padding: 20px;
    margin-bottom: 20px;
}
.card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.card h3 { font-size: 15px; }
.card .hint { font-size: 12px; color: var(--color-ink-faint); }

/* ── Metrics ──────────────────────────────────────────── */
.metrics { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 16px; margin-bottom: 20px; }
.metric {
    background: var(--color-surface); border: 1px solid var(--color-border);
    border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow-sm);
    position: relative; overflow: hidden;
}
.metric::before { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--color-primary); }
.metric.accent::before { background: var(--color-accent); }
.metric.warn::before { background: var(--warn-ink); }
.metric .label { font-size: 12px; color: var(--color-ink-soft); text-transform: uppercase; letter-spacing: .04em; font-weight: 600; }
.metric .value { font-size: 28px; font-weight: 700; margin-top: 6px; letter-spacing: -.02em; }
.metric .value.warn { color: var(--warn-ink); }
.metric .delta { font-size: 12px; color: var(--color-ink-faint); margin-top: 2px; }

/* ── Charts ───────────────────────────────────────────── */
.chart-box { position: relative; height: 240px; }
.grid-2 { display: grid; grid-template-columns: 1.4fr 1fr; gap: 20px; }
@media (max-width: 900px) { .grid-2 { grid-template-columns: 1fr; } }

/* ── Tables ───────────────────────────────────────────── */
table.tbl { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.tbl th {
    text-align: left; color: var(--color-ink-soft); font-weight: 600; font-size: 12px;
    text-transform: uppercase; letter-spacing: .03em; padding: 10px 12px; border-bottom: 2px solid var(--color-border);
}
table.tbl td { padding: 12px; border-bottom: 1px solid var(--color-border); vertical-align: middle; }
table.tbl tbody tr:hover { background: var(--color-surface-2); }
table.tbl .num { text-align: right; font-variant-numeric: tabular-nums; }
.t-strong { font-weight: 600; }

/* ── Pills / badges ───────────────────────────────────── */
.pill { display: inline-flex; align-items: center; gap: 5px; font-size: 12px; font-weight: 600; padding: 3px 10px; border-radius: var(--radius-pill); }
.pill-ok { background: var(--ok-bg); color: var(--ok-ink); }
.pill-warn { background: var(--warn-bg); color: var(--warn-ink); }
.pill-danger { background: var(--danger-bg); color: var(--danger-ink); }
.pill-success { background: var(--success-bg); color: var(--success-ink); }
.pill-neutral { background: var(--ok-bg); color: var(--ok-ink); }
.dot { width: 7px; height: 7px; border-radius: 50%; background: currentColor; display: inline-block; }

/* ── Buttons ──────────────────────────────────────────── */
.btn {
    display: inline-flex; align-items: center; gap: 7px; cursor: pointer;
    font-family: inherit; font-size: 14px; font-weight: 600; padding: 9px 16px;
    border-radius: var(--radius-sm); border: 1px solid transparent; transition: background .12s, border-color .12s;
    text-decoration: none;
}
.btn:hover { text-decoration: none; }
.btn-primary { background: var(--color-primary); color: #fff; }
.btn-primary:hover { background: var(--color-primary-dark); color: #fff; }
.btn-dark { background: var(--color-navy); color: #fff; }
.btn-dark:hover { background: var(--color-navy-2); color: #fff; }
.btn-ghost { background: var(--color-surface); color: var(--color-ink); border-color: var(--color-border-strong); }
.btn-ghost:hover { background: var(--color-surface-2); }
.btn-danger { background: var(--danger-bg); color: var(--danger-ink); }
.btn-danger:hover { background: #f6cdc2; }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn-block { width: 100%; justify-content: center; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ── Segmented control ────────────────────────────────── */
.seg { display: inline-flex; border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm); overflow: hidden; background: var(--color-surface); }
.seg a { padding: 7px 16px; color: var(--color-ink-soft); font-weight: 600; font-size: 13px; }
.seg a:hover { background: var(--color-surface-2); text-decoration: none; }
.seg a.on { background: var(--color-primary); color: #fff; }

/* ── Forms ────────────────────────────────────────────── */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 4px 18px; }
label.lab { display: block; font-size: 13px; font-weight: 600; color: var(--color-ink-soft); margin: 12px 0 5px; }
input[type=text], input[type=email], input[type=password], input[type=tel], select, textarea {
    width: 100%; font-family: inherit; font-size: 14px; padding: 10px 12px;
    border: 1px solid var(--color-border-strong); border-radius: var(--radius-sm); background: #fff; color: var(--color-ink);
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--color-primary); box-shadow: 0 0 0 3px var(--color-primary-soft); }
.field-note { font-size: 12px; color: var(--color-ink-faint); margin-top: 5px; }
.lock-note { background: var(--warn-bg); color: var(--warn-ink); padding: 10px 12px; border-radius: var(--radius-sm); font-size: 13px; margin: 12px 0; }

.alert { padding: 12px 14px; border-radius: var(--radius-sm); font-size: 13.5px; margin-bottom: 16px; }
.alert-error { background: var(--danger-bg); color: var(--danger-ink); }
.alert-success { background: var(--success-bg); color: var(--success-ink); }
.alert-info { background: #e7eefb; color: #234a9e; }

/* ── Messages module ──────────────────────────────────── */
.thread { display: flex; flex-direction: column; gap: 12px; max-height: 460px; overflow-y: auto; padding: 4px; }
.msg { max-width: 78%; padding: 11px 14px; border-radius: 14px; position: relative; }
.msg .meta { font-size: 11px; color: var(--color-ink-faint); margin-bottom: 4px; display: flex; gap: 8px; align-items: center; }
.msg .body { white-space: pre-wrap; word-break: break-word; }
.msg.mine { align-self: flex-end; background: var(--color-primary-soft); }
.msg.theirs { align-self: flex-start; background: var(--color-surface-2); border: 1px solid var(--color-border); }
.msg.deleted { background: repeating-linear-gradient(45deg,#f4f6f8,#f4f6f8 8px,#eef1f4 8px,#eef1f4 16px); color: var(--color-ink-faint); font-style: italic; }
.msg .actions { display: flex; gap: 8px; margin-top: 6px; }
.msg .actions button { background: none; border: none; color: var(--color-ink-faint); font-size: 12px; cursor: pointer; padding: 0; }
.msg .actions button:hover { color: var(--color-ink); text-decoration: underline; }
.composer { display: flex; gap: 10px; margin-top: 16px; }
.composer textarea { resize: vertical; min-height: 44px; }

/* ── Login ────────────────────────────────────────────── */
.auth-wrap { min-height: 100vh; display: grid; grid-template-columns: 1.1fr 1fr; position: relative; }
@media (max-width: 860px) { .auth-wrap { grid-template-columns: 1fr; } .auth-hero { display: none; } }
.auth-hero {
    background: linear-gradient(150deg, var(--color-navy) 0%, var(--color-navy-2) 60%, #244833 140%);
    color: #fff; padding: 56px 60px; display: flex; flex-direction: column; justify-content: center;
}
.auth-hero .logo-lg { display: flex; align-items: center; gap: 12px; font-size: 26px; font-weight: 800; margin-bottom: 28px; }
.auth-hero .logo-lg .logo { width: 44px; height: 44px; border-radius: 12px; background: var(--color-primary); display: grid; place-items: center; font-size: 26px; }
.auth-hero .brand-logo-lg { height: 40px; width: auto; margin-bottom: 30px; }
.auth-card .brand-logo-dark { height: 30px; width: auto; margin-bottom: 22px; display: block; }
.auth-hero h2 { color: #fff; font-size: 30px; line-height: 1.2; max-width: 420px; }
.auth-hero p { color: #aebfd4; max-width: 420px; margin-top: 14px; font-size: 15px; }
.auth-hero .feats { margin-top: 32px; display: flex; flex-direction: column; gap: 12px; }
.auth-hero .feat { display: flex; gap: 10px; align-items: center; color: #d6e0ee; font-size: 14px; }
.auth-hero .feat .tick { color: var(--color-primary); font-weight: 800; }
.auth-panel { display: flex; align-items: center; justify-content: center; padding: 40px; }
.auth-card { width: 100%; max-width: 380px; }
.auth-card h1 { font-size: 22px; margin-bottom: 6px; }
.auth-card .lead { color: var(--color-ink-soft); margin-bottom: 22px; }
.divider { display: flex; align-items: center; gap: 12px; color: var(--color-ink-faint); font-size: 12px; margin: 20px 0; }
.divider::before, .divider::after { content: ""; height: 1px; background: var(--color-border); flex: 1; }
.btn-ms { background: #2f2f2f; color: #fff; width: 100%; justify-content: center; }
.btn-ms:hover { background: #000; color: #fff; }
.dev-box { margin-top: 24px; border: 1px dashed var(--color-border-strong); border-radius: var(--radius); padding: 14px; background: var(--color-surface-2); }
.dev-box .dev-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: var(--color-ink-soft); margin-bottom: 4px; }
.dev-box .dev-sub { font-size: 12px; color: var(--color-ink-faint); margin-bottom: 12px; }
.dev-grid { display: flex; flex-direction: column; gap: 8px; }

/* ── Language switcher ────────────────────────────────── */
.lang-switch { display: inline-flex; gap: 6px; align-items: center; }
.lang-switch .lang { display: inline-flex; border-radius: 4px; overflow: hidden; line-height: 0; opacity: .5; filter: grayscale(.5); border: 1px solid rgba(255,255,255,.25); transition: opacity .12s, filter .12s, box-shadow .12s; }
.lang-switch .lang:hover { opacity: 1; filter: none; text-decoration: none; }
.lang-switch .lang.on { opacity: 1; filter: none; box-shadow: 0 0 0 2px var(--color-primary); border-color: transparent; }
.auth-lang { position: absolute; top: 22px; right: 26px; }
.auth-lang .lang { border-color: rgba(20,34,59,.15); }

.pager { display: flex; gap: 12px; align-items: center; justify-content: center; margin-top: 16px; }

.stack-sm > * + * { margin-top: 8px; }
.row { display: flex; align-items: center; gap: 10px; }
.right { margin-left: auto; }
.nowrap { white-space: nowrap; }
.empty { text-align: center; color: var(--color-ink-faint); padding: 36px; }