/* BigBro - telemetry console of the DPStudio systems.
 * Mobile first (C12): every page works at 390 px and 820 px; touch targets are at least 44 px. */

:root {
    --navy: #151233;
    --navy-2: #262058;
    --blue: #4f46e5;
    --blue-soft: #ecebfd;
    --teal: #0e7c66;
    --teal-soft: #e3f4ef;
    --amber: #a86a08;
    --amber-soft: #fcf2e2;
    --red: #b42318;
    --red-soft: #fdecea;
    --ink: #0e1a26;
    --ink-2: #4a5563;
    --ink-3: #7a8594;
    --line: #dde4ec;
    --line-2: #eef2f6;
    --bg: #f3f6f9;
    --card: #ffffff;
    --radius: 12px;
    --shadow: 0 1px 2px rgba(13, 31, 48, .06), 0 4px 14px rgba(13, 31, 48, .06);
    --bar-h: 56px;
    --nav-h: 64px;
    font-size: 16px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
    background: var(--bg);
    color: var(--ink);
    font-family: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.45;
    -webkit-text-size-adjust: 100%;
    overflow-x: hidden;
}
button, input, select, textarea { font: inherit; color: inherit; }
button, [role="button"], a, label.check, .clickable, select { cursor: pointer; }
a { color: var(--blue); }
.hidden { display: none !important; }
.muted { color: var(--ink-3); }
.small { font-size: .86rem; }
.nowrap { white-space: nowrap; }
.grow { flex: 1 1 auto; min-width: 0; }
.row { display: flex; align-items: center; gap: 8px; }
.wrap { flex-wrap: wrap; }
.stack > * + * { margin-top: 12px; }
.ellipsis { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ------------------------------------------------------------------ buttons */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    min-height: 44px; padding: 0 16px; border-radius: 10px;
    border: 1px solid var(--line); background: var(--card); color: var(--ink);
    font-weight: 600; text-decoration: none; white-space: nowrap;
    transition: background .15s, border-color .15s, box-shadow .15s;
}
.btn:hover { border-color: #c4cfdb; background: #f8fafc; }
.btn:focus-visible, .chip:focus-visible, .tree-row:focus-visible, .type-btn:focus-visible { outline: 3px solid rgba(29, 111, 184, .35); outline-offset: 1px; }
.btn.primary { background: var(--blue); border-color: var(--blue); color: #fff; }
.btn.primary:hover { background: #185f9e; }
.btn.danger { color: var(--red); }
.btn.danger:hover { background: var(--red-soft); border-color: #f2b8b2; }
.btn.ghost { background: transparent; border-color: transparent; }
.btn.ghost:hover { background: rgba(13, 31, 48, .06); }
.btn.icon { width: 44px; padding: 0; }
.btn.block { width: 100%; }
.btn.big { min-height: 56px; font-size: 1.05rem; border-radius: 14px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

/* ------------------------------------------------------------------ top bar and nav */
.topbar {
    position: sticky; top: 0; z-index: 30;
    height: var(--bar-h); display: flex; align-items: center; gap: 10px;
    padding: 0 12px; background: var(--navy); color: #fff;
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: .01em; min-width: 0; }
.brand .mark {
    width: 34px; height: 34px; border-radius: 9px; flex: 0 0 auto;
    background: linear-gradient(135deg, #2b86d6, #1d6fb8 55%, #0e7c66);
    display: grid; place-items: center; font-size: 1rem;
}
.brand .name { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.topnav { display: none; gap: 4px; margin-left: 12px; }
.topnav a {
    color: #c9d6e3; text-decoration: none; padding: 0 14px; height: 40px; border-radius: 8px;
    display: inline-flex; align-items: center; gap: 8px; font-weight: 600;
}
.topnav a:hover { background: var(--navy-2); color: #fff; }
.topnav a.active { background: rgba(255, 255, 255, .12); color: #fff; }
.topbar .spacer { flex: 1; }
.topbar .btn.ghost { color: #dfe8f1; }
.topbar .btn.ghost:hover { background: var(--navy-2); }
.live {
    display: inline-flex; align-items: center; gap: 6px; font-size: .8rem; font-weight: 600;
    color: #a9f0d1; padding: 0 8px; white-space: nowrap;
}
.live .dot { width: 9px; height: 9px; border-radius: 50%; background: #34d399; box-shadow: 0 0 0 0 rgba(52, 211, 153, .6); animation: pulse 2s infinite; }
.live.off { color: #f6c97a; }
.live.off .dot { background: #f59e0b; animation: none; }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(52, 211, 153, .55); } 70% { box-shadow: 0 0 0 8px rgba(52, 211, 153, 0); } 100% { box-shadow: 0 0 0 0 rgba(52, 211, 153, 0); } }

.bottomnav {
    position: fixed; left: 0; right: 0; bottom: 0; z-index: 30;
    height: calc(var(--nav-h) + env(safe-area-inset-bottom));
    padding-bottom: env(safe-area-inset-bottom);
    display: flex; background: #fff; border-top: 1px solid var(--line);
}
.bottomnav a {
    flex: 1; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px;
    color: var(--ink-3); text-decoration: none; font-size: .74rem; font-weight: 600;
}
.bottomnav a i { font-size: 1.25rem; }
.bottomnav a.active { color: var(--blue); }

main { padding: 14px 12px calc(var(--nav-h) + 24px + env(safe-area-inset-bottom)); max-width: 1500px; margin: 0 auto; }
body.editing main { padding-bottom: calc(var(--nav-h) + 96px + env(safe-area-inset-bottom)); }

@media (min-width: 900px) {
    .topnav { display: flex; }
    .bottomnav { display: none; }
    main { padding: 20px 24px 40px; }
    body.editing main { padding-bottom: 110px; }
}

/* ------------------------------------------------------------------ page heading, cards */
.page-head { display: flex; align-items: flex-start; gap: 12px; flex-wrap: wrap; margin-bottom: 14px; }
.page-head h1 { font-size: 1.35rem; margin: 0; line-height: 1.25; }
.page-head .sub { color: var(--ink-2); font-size: .92rem; margin-top: 2px; }
.page-head .actions { margin-left: auto; display: flex; gap: 8px; flex-wrap: wrap; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); }
.card-pad { padding: 16px; }
.card h2 { font-size: 1.05rem; margin: 0 0 10px; }
.section-title { font-size: .78rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--ink-3); margin: 18px 0 8px; display: flex; align-items: center; gap: 8px; }
.empty { text-align: center; color: var(--ink-3); padding: 28px 12px; }
.empty i { font-size: 1.8rem; display: block; margin-bottom: 8px; color: #b5c0cc; }
.back { display: inline-flex; align-items: center; gap: 6px; min-height: 44px; color: var(--ink-2); text-decoration: none; font-weight: 600; }

/* ------------------------------------------------------------------ form fields */
.field { display: block; margin-bottom: 14px; }
.field > label, .field > .label { display: block; font-weight: 600; font-size: .9rem; margin-bottom: 6px; color: var(--ink); }
.field .req { color: var(--red); margin-left: 2px; }
.input, select.input, textarea.input {
    width: 100%; min-height: 48px; padding: 10px 12px; border-radius: 10px;
    border: 1px solid #cdd6e0; background: #fff; font-size: 1rem;
}
textarea.input { min-height: 96px; resize: vertical; line-height: 1.4; }
.input:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(29, 111, 184, .18); }
.form-text { font-size: .82rem; color: var(--ink-3); margin-top: 5px; }
.grid2 { display: grid; grid-template-columns: 1fr; gap: 0 14px; }
@media (min-width: 640px) { .grid2 { grid-template-columns: 1fr 1fr; } }
label.check { display: flex; align-items: center; gap: 12px; min-height: 48px; padding: 6px 2px; font-weight: 600; }
label.check input { width: 22px; height: 22px; accent-color: var(--blue); cursor: pointer; flex: 0 0 auto; }
.picker {
    width: 100%; min-height: 52px; display: flex; align-items: center; gap: 10px; text-align: left;
    padding: 8px 12px; border: 1px solid #cdd6e0; border-radius: 10px; background: #fff;
}
.picker .val { flex: 1; min-width: 0; }
.picker .val .path { display: block; font-size: .78rem; color: var(--ink-3); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.picker .val .main { display: block; font-weight: 600; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.picker .val .none { color: var(--ink-3); }

/* ------------------------------------------------------------------ chips */
.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
    display: inline-flex; align-items: center; gap: 8px; min-height: 40px; padding: 0 6px 0 12px;
    background: var(--blue-soft); color: #134a7c; border: 1px solid #c6dcf1; border-radius: 999px; font-weight: 600; font-size: .92rem;
}
.chip button { border: 0; background: transparent; width: 32px; height: 32px; border-radius: 50%; color: inherit; display: grid; place-items: center; }
.chip button:hover { background: rgba(19, 74, 124, .12); }
.chip.new { background: var(--amber-soft); border-color: #ecd3a6; color: #6b4a0c; }
.suggest { display: flex; flex-wrap: wrap; gap: 6px; margin-top: 8px; }
.suggest button { min-height: 40px; padding: 0 12px; border-radius: 999px; border: 1px dashed #b9c6d4; background: #fff; font-size: .9rem; }
.suggest button:hover { border-color: var(--blue); color: var(--blue); }

/* ------------------------------------------------------------------ survey */
.hero-actions { display: grid; grid-template-columns: 1fr; gap: 10px; margin-bottom: 18px; }
@media (min-width: 640px) { .hero-actions { grid-template-columns: repeat(3, 1fr); } }
.hero-btn {
    display: flex; align-items: center; gap: 14px; min-height: 72px; padding: 12px 16px; text-align: left;
    border-radius: 14px; border: 1px solid var(--line); background: var(--card); box-shadow: var(--shadow);
}
.hero-btn i { width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center; font-size: 1.2rem; background: var(--blue-soft); color: var(--blue); flex: 0 0 auto; }
.hero-btn.primary { background: var(--blue); color: #fff; border-color: var(--blue); }
.hero-btn.primary i { background: rgba(255, 255, 255, .18); color: #fff; }
.hero-btn b { display: block; font-size: 1.02rem; }
.hero-btn span { display: block; font-size: .84rem; opacity: .8; }
.search { position: relative; }
.search i { position: absolute; left: 14px; top: 50%; transform: translateY(-50%); color: var(--ink-3); }
.search .input { padding-left: 40px; }

.list { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); overflow: hidden; }
.list-item {
    display: flex; align-items: center; gap: 12px; width: 100%; min-height: 60px; padding: 10px 14px;
    border: 0; border-bottom: 1px solid var(--line-2); background: transparent; text-align: left;
}
.list-item:last-child { border-bottom: 0; }
.list-item:hover { background: #f8fafc; }
.list-item .t { font-weight: 600; }
.list-item .s { font-size: .84rem; color: var(--ink-3); }
.list-item > .fa-chevron-right { color: #b5c0cc; }
.avatar {
    width: 40px; height: 40px; border-radius: 50%; flex: 0 0 auto; display: grid; place-items: center;
    font-weight: 700; font-size: .9rem; color: #134a7c; background: var(--blue-soft);
}
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 999px; font-size: .74rem; font-weight: 700; background: var(--line-2); color: var(--ink-2); white-space: nowrap; }
.badge.blue { background: var(--blue-soft); color: #134a7c; }
.badge.teal { background: var(--teal-soft); color: #0b5e4e; }
.badge.amber { background: var(--amber-soft); color: #6b4a0c; }
.badge.red { background: var(--red-soft); color: var(--red); }

.editor { max-width: 760px; margin: 0 auto; }
.editor .card { margin-bottom: 14px; }
.editor .card-title { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 1.02rem; margin-bottom: 14px; }
.editor .card-title i { color: var(--blue); width: 22px; text-align: center; }
.savebar {
    position: fixed; left: 0; right: 0; z-index: 25;
    bottom: calc(var(--nav-h) + env(safe-area-inset-bottom));
    background: rgba(255, 255, 255, .96); border-top: 1px solid var(--line);
    padding: 10px 12px; display: flex; gap: 10px; justify-content: center;
    backdrop-filter: blur(6px);
}
.savebar .inner { width: 100%; max-width: 760px; display: flex; gap: 10px; }
.savebar .btn { flex: 1; }
.savebar .btn.primary { flex: 2; }
@media (min-width: 900px) { .savebar { bottom: 0; } }
.table { width: 100%; border-collapse: collapse; }
.table th { text-align: left; font-size: .78rem; text-transform: uppercase; letter-spacing: .05em; color: var(--ink-3); padding: 10px 12px; border-bottom: 1px solid var(--line); }
.table td { padding: 10px 12px; border-bottom: 1px solid var(--line-2); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
@media (max-width: 1023px) {
    .table thead { display: none; }
    .table, .table tbody, .table tr, .table td { display: block; width: 100%; }
    .table tr { padding: 10px 12px; border-bottom: 1px solid var(--line-2); }
    .table td { border: 0; padding: 3px 0; }
    .table td[data-k]::before { content: attr(data-k) ": "; color: var(--ink-3); font-size: .82rem; }
}

/* ------------------------------------------------------------------ modal, toast */
.modal-wrap { position: fixed; inset: 0; z-index: 60; background: rgba(13, 31, 48, .45); display: flex; align-items: flex-end; justify-content: center; }
.modal {
    width: 100%; max-height: 100%; background: #fff; display: flex; flex-direction: column;
    border-radius: 16px 16px 0 0; box-shadow: 0 20px 60px rgba(0, 0, 0, .25);
}
.modal.full { height: 100%; border-radius: 0; }
@media (max-width: 639px) { .modal { height: 100%; border-radius: 0; } }
@media (min-width: 640px) { .modal-wrap { align-items: center; padding: 24px; } .modal { max-width: 560px; border-radius: 16px; max-height: calc(100vh - 48px); } .modal.wide { max-width: 760px; } .modal.full { height: auto; border-radius: 16px; } }
.modal-head { display: flex; align-items: center; gap: 8px; padding: 10px 10px 10px 18px; border-bottom: 1px solid var(--line-2); }
.modal-head h3 { margin: 0; font-size: 1.08rem; flex: 1; min-width: 0; }
.modal-body { padding: 16px 18px; overflow: auto; flex: 1; }
.modal-foot { display: flex; gap: 10px; justify-content: flex-end; padding: 12px 18px calc(12px + env(safe-area-inset-bottom)); border-top: 1px solid var(--line-2); flex-wrap: wrap; }
@media (max-width: 639px) { .modal-foot .btn { flex: 1; } }
.toasts { position: fixed; z-index: 80; left: 12px; right: 12px; bottom: calc(var(--nav-h) + 12px + env(safe-area-inset-bottom)); display: flex; flex-direction: column; gap: 8px; align-items: center; pointer-events: none; }
@media (min-width: 900px) { .toasts { left: auto; right: 20px; bottom: 20px; align-items: flex-end; } }
.toast { pointer-events: auto; max-width: 440px; width: 100%; background: var(--navy); color: #fff; padding: 12px 14px; border-radius: 12px; box-shadow: 0 10px 30px rgba(0, 0, 0, .25); display: flex; gap: 10px; align-items: flex-start; font-size: .92rem; animation: toast-in .25s ease-out; }
.toast.ok i { color: #6ee7b7; }
.toast.err { background: #7a1a12; }
.toast.live-ev { background: #0f3b5f; }
.toast.live-ev i { color: #fcd34d; }
@keyframes toast-in { from { transform: translateY(12px); opacity: 0; } to { transform: none; opacity: 1; } }
.alert { border-radius: 10px; padding: 10px 12px; font-size: .9rem; margin-bottom: 12px; }
.alert.err { background: var(--red-soft); color: var(--red); border: 1px solid #f2b8b2; }
.alert.info { background: var(--blue-soft); color: #134a7c; border: 1px solid #c6dcf1; }
.alert.warn { background: var(--amber-soft); color: #6b4a0c; border: 1px solid #ecd3a6; }
.secret { font-family: Consolas, "SF Mono", Menlo, monospace; font-size: 1.15rem; letter-spacing: .04em; background: var(--line-2); padding: 10px 12px; border-radius: 8px; word-break: break-all; }

/* ------------------------------------------------------------------ login */
.login-wrap { min-height: 100vh; display: grid; place-items: center; padding: 20px 16px; background: radial-gradient(1200px 600px at 20% -10%, #3a2f86 0, var(--navy) 60%); }
.login { width: 100%; max-width: 400px; background: #fff; border-radius: 18px; padding: 26px 22px; box-shadow: 0 30px 80px rgba(0, 0, 0, .35); }
.login .brand { color: var(--ink); margin-bottom: 4px; font-size: 1.15rem; }
.login .brand .mark { color: #fff; }
.login p.lead { color: var(--ink-2); margin: 4px 0 20px; font-size: .92rem; }
.pwd { position: relative; }
.pwd .input { padding-right: 52px; }
.pwd button { position: absolute; right: 2px; top: 2px; width: 44px; height: 44px; border: 0; background: transparent; color: var(--ink-3); border-radius: 8px; }

.tabs { display: flex; gap: 6px; margin-bottom: 14px; overflow-x: auto; }
.tabs button { min-height: 44px; padding: 0 14px; border-radius: 10px; border: 1px solid var(--line); background: #fff; font-weight: 600; white-space: nowrap; }
.tabs button.on { background: var(--navy); color: #fff; border-color: var(--navy); }

/* ------------------------------------------------------------------ BigBro */
.brand .env { margin-left: 8px; font-size: .7rem; font-weight: 700; letter-spacing: .06em; padding: 2px 7px; border-radius: 6px; background: rgba(255, 255, 255, .16); }
.filters { margin-bottom: 14px; }
.filters .field { margin-bottom: 10px; }
.grid3 { display: grid; grid-template-columns: 1fr; gap: 0 14px; }
@media (min-width: 640px) { .grid3 { grid-template-columns: 1fr 1fr; } }
@media (min-width: 1100px) { .grid3 { grid-template-columns: repeat(4, 1fr); } }
.filters-toggle { display: none; }
@media (max-width: 899px) {
    .filters-toggle { display: inline-flex; }
    [data-filters] { display: none; }
    [data-filters].open { display: block; }
}
.sys { margin-bottom: 14px; }
.sys-head { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin-bottom: 10px; }
.sys-name { font-weight: 700; font-size: 1.08rem; }
.tenant-head { display: flex; align-items: center; gap: 8px; font-size: .82rem; font-weight: 700; color: var(--ink-2); margin: 12px 2px 6px; text-transform: uppercase; letter-spacing: .04em; }
.tenant-head i { color: var(--blue); }
button.list-item { width: 100%; text-align: left; border: 0; border-bottom: 1px solid var(--line-2); background: transparent; font: inherit; }
.list-item.person, .list-item.ev { align-items: flex-start; }
.list-item .page { font-size: .9rem; margin-top: 2px; overflow-wrap: anywhere; }
.list-item .page i { color: var(--blue); margin-right: 6px; }
.list-item .what { font-size: .9rem; margin-top: 2px; overflow-wrap: anywhere; }
.list-item .s { margin-top: 4px; overflow-wrap: anywhere; }
.dchips { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 5px; }
.dchip { font-size: .76rem; background: var(--blue-soft); color: #2f2a8a; border-radius: 6px; padding: 2px 7px; max-width: 100%; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.dchip b { font-weight: 700; }
.dchip.more { background: var(--line-2); color: var(--ink-2); }
.kind { width: 36px; height: 36px; border-radius: 10px; display: grid; place-items: center; flex: 0 0 auto; background: var(--line-2); color: var(--ink-2); }
.kind.k-view { background: var(--blue-soft); color: var(--blue); }
.kind.k-action { background: var(--teal-soft); color: var(--teal); }
.kind.k-login, .kind.k-logout { background: var(--amber-soft); color: var(--amber); }
.kind.k-error { background: var(--red-soft); color: var(--red); }
.avatar.sysav { background: var(--navy); color: #fff; }
dl.kv { display: grid; grid-template-columns: minmax(110px, 170px) 1fr; gap: 6px 14px; margin: 0 0 14px; font-size: .92rem; }
dl.kv dt { color: var(--ink-3); }
dl.kv dd { margin: 0; overflow-wrap: anywhere; }
dl.kv pre { margin: 0; white-space: pre-wrap; font-size: .82rem; background: var(--line-2); padding: 6px 8px; border-radius: 6px; }
@media (max-width: 479px) { dl.kv { grid-template-columns: 1fr; gap: 0; } dl.kv dd { margin-bottom: 8px; } }