:root {
  --bg: #0c1320;
  --bg-grad: radial-gradient(1200px 600px at 80% -10%, #13243c 0%, transparent 60%), #0c1320;
  --surface: #141d2c;
  --surface-2: #1a2536;
  --border: #25324a;
  --border-soft: #1e293b;
  --text: #e7eef8;
  --muted: #8595ab;
  --muted-2: #5e6c82;
  --accent: #3da5ff;
  --accent-soft: rgba(61,165,255,.14);
  --ok: #2dd4a7;
  --warn: #f0b429;
  --danger: #f3636f;
  --mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --radius: 10px;
  --shadow: 0 8px 30px rgba(0,0,0,.35);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background: var(--bg-grad);
  color: var(--text);
  min-height: 100vh;
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
a { color: var(--accent); text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
.mono { font-family: var(--mono); }

/* ---------- top bar ---------- */
.topbar {
  display: flex; align-items: center; gap: 16px;
  padding: 14px 24px;
  border-bottom: 1px solid var(--border-soft);
  background: rgba(12,19,32,.7);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: center; gap: 11px; font-weight: 600; letter-spacing: .2px; }
.brand .sig {
  width: 26px; height: 26px; border-radius: 7px;
  background: linear-gradient(135deg, var(--accent), #7c5cff);
  display: grid; place-items: center; box-shadow: 0 0 0 1px rgba(61,165,255,.4), 0 4px 14px rgba(61,165,255,.3);
}
.brand .sig svg { width: 15px; height: 15px; }
.brand small { color: var(--muted-2); font-weight: 500; font-size: 11px; letter-spacing: .14em; text-transform: uppercase; display:block; margin-top:-2px;}
.topbar .spacer { flex: 1; }
.topbar .who { color: var(--muted); font-size: 13px; }

/* ---------- layout ---------- */
.wrap { max-width: 1180px; margin: 0 auto; padding: 24px; }
.eyebrow { font-size: 11px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted-2); font-family: var(--mono); }

/* ---------- stat strip ---------- */
.stats { display: grid; grid-template-columns: repeat(5, 1fr); gap: 12px; margin: 18px 0 26px; }
.stat {
  background: var(--surface); border: 1px solid var(--border-soft);
  border-radius: var(--radius); padding: 14px 16px;
}
.stat .n { font-size: 26px; font-weight: 650; font-family: var(--mono); letter-spacing: -.5px; }
.stat .l { color: var(--muted); font-size: 12px; margin-top: 2px; }
.stat.ok .n { color: var(--ok); }
.stat.warn .n { color: var(--warn); }
.stat.danger .n { color: var(--danger); }

/* ---------- section head ---------- */
.section-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.section-head h2 { font-size: 16px; margin: 0; font-weight: 600; }
.section-head .spacer { flex: 1; }
.pill {
  margin-left: auto; padding: 4px 9px; border-radius: 999px;
  border: 1px solid var(--border); background: var(--surface-2);
  color: var(--muted); font-size: 11px; font-weight: 650;
}
.pill.ok { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 45%, var(--border)); }
.pill.danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 45%, var(--border)); }

/* ---------- buttons ---------- */
.btn {
  border: 1px solid var(--border); background: var(--surface-2); color: var(--text);
  padding: 8px 14px; border-radius: 8px; font-size: 13px; font-weight: 500;
  display: inline-flex; align-items: center; gap: 7px; transition: .12s;
}
.btn:hover { border-color: var(--accent); background: #1f2b3f; }
.btn svg { width: 15px; height: 15px; }
.btn.primary { background: var(--accent); border-color: var(--accent); color: #07121f; font-weight: 600; }
.btn.primary:hover { background: #59b2ff; }
.btn.ghost { background: transparent; }
.btn.danger { color: var(--danger); border-color: transparent; background: transparent; }
.btn.danger:hover { background: rgba(243,99,111,.12); border-color: rgba(243,99,111,.4); }
.btn.sm { padding: 5px 9px; font-size: 12px; }

/* ---------- table / cards ---------- */
.panel { background: var(--surface); border: 1px solid var(--border-soft); border-radius: 14px; overflow: hidden; }
.recharge-table-panel { overflow-x: auto; }
.recharge-table-panel table { min-width: 1180px; }
table { width: 100%; border-collapse: collapse; }
thead th {
  text-align: left; font-size: 11px; letter-spacing: .08em; text-transform: uppercase;
  color: var(--muted-2); font-weight: 600; padding: 12px 16px; border-bottom: 1px solid var(--border-soft);
  background: var(--surface-2);
}
tbody td { padding: 13px 16px; border-bottom: 1px solid var(--border-soft); vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr:hover { background: rgba(255,255,255,.015); }
.u-name { font-weight: 600; }
.u-remark { color: var(--muted); font-size: 12px; }
.u-label { font-family: var(--mono); font-size: 12px; color: var(--muted); }

/* ---------- traffic meter (signature) ---------- */
.meter { width: 150px; }
.meter .track { height: 6px; border-radius: 4px; background: #0e1726; overflow: hidden; border: 1px solid var(--border-soft); }
.meter .fill { height: 100%; background: linear-gradient(90deg, var(--accent), #6ea8ff); border-radius: 4px; transition: width .4s; }
:root[data-theme="light"] .meter .track { background: #e7dfce; border-color: #d8cfbb; }
.meter.warn .fill { background: linear-gradient(90deg, var(--warn), #f6c560); }
.meter.danger .fill { background: linear-gradient(90deg, var(--danger), #ff8088); }
.meter .nums { font-family: var(--mono); font-size: 11px; color: var(--muted); margin-top: 5px; display: flex; justify-content: space-between; }
.meter .nums b { color: var(--text); font-weight: 600; }

/* ---------- badges ---------- */
.badge {
  display: inline-flex; align-items: center; gap: 6px; font-size: 11.5px; font-weight: 600;
  padding: 3px 9px; border-radius: 999px; letter-spacing: .02em;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge.active { color: var(--ok); background: rgba(45,212,167,.12); }
.badge.disabled { color: var(--muted); background: rgba(133,149,171,.12); }
.badge.expired { color: var(--warn); background: rgba(240,180,41,.12); }
.badge.cleared { color: var(--muted); background: rgba(133,149,171,.12); }
.badge.over_limit { color: var(--danger); background: rgba(243,99,111,.12); }
.expiry { font-family: var(--mono); font-size: 12px; }
.expiry .soon { color: var(--warn); }
.expiry .past { color: var(--danger); }
.expiry .none { color: var(--muted-2); }

.row-actions { display: flex; gap: 4px; justify-content: flex-end; }
.icon-btn {
  width: 30px; height: 30px; display: grid; place-items: center; border-radius: 7px;
  background: transparent; border: 1px solid transparent; color: var(--muted);
}
.icon-btn:hover { background: var(--surface-2); border-color: var(--border); color: var(--text); }
.icon-btn svg { width: 15px; height: 15px; }
.icon-btn.danger:hover { color: var(--danger); border-color: rgba(243,99,111,.4); }

.empty { padding: 56px 20px; text-align: center; color: var(--muted); }
.empty h3 { color: var(--text); margin: 0 0 6px; font-weight: 600; }

/* ---------- modal ---------- */
.modal-bg {
  position: fixed; inset: 0; background: rgba(5,9,16,.66); backdrop-filter: blur(3px);
  display: none; align-items: flex-start; justify-content: center; z-index: 50; padding: 60px 16px;
  overflow-y: auto;
}
.modal-bg.open { display: flex; }
.modal {
  background: var(--surface); border: 1px solid var(--border); border-radius: 14px;
  width: 100%; max-width: 520px; box-shadow: var(--shadow); animation: pop .16s ease;
}
@keyframes pop { from { transform: translateY(8px) scale(.98); opacity: 0; } }
.modal header { padding: 18px 22px; border-bottom: 1px solid var(--border-soft); display:flex; align-items:center; }
.modal header h3 { margin: 0; font-size: 16px; }
.modal header .spacer { flex: 1; }
.modal .body { padding: 22px; }
.modal .foot { padding: 16px 22px; border-top: 1px solid var(--border-soft); display: flex; gap: 10px; justify-content: flex-end; }
.purge-warning {
  margin-bottom: 18px; padding: 13px 14px; border-radius: 9px;
  border: 1px solid rgba(243,99,111,.32); background: rgba(243,99,111,.08);
}
.purge-warning b { color: var(--danger); font-size: 14px; }
.purge-warning p { color: var(--muted); font-size: 13px; line-height: 1.55; margin: 6px 0 0; }
.purge-target {
  display: flex; justify-content: space-between; gap: 16px; align-items: center;
  margin: 0 0 16px; padding: 10px 12px; border-radius: 8px;
  border: 1px solid var(--border); background: var(--surface-2);
  color: var(--muted); font-size: 12.5px;
}
.purge-target b { color: var(--text); font-size: 14px; }
.btn.purge-danger-btn { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn.purge-danger-btn:hover { filter: brightness(1.08); background: var(--danger); }

label.field { display: block; margin-bottom: 16px; }
label.field .lbl { font-size: 12.5px; color: var(--muted); margin-bottom: 6px; display: flex; gap: 8px; align-items:baseline; }
label.field .lbl .hint { color: var(--muted-2); font-size: 11px; }
input, select {
  width: 100%; padding: 9px 12px; border-radius: 8px; background: #0e1726;
  border: 1px solid var(--border); color: var(--text); font-size: 14px; font-family: inherit;
}
input.mono { font-family: var(--mono); }
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 14px; }
.switch-row { display: flex; align-items: center; gap: 10px; }
.switch-row input { width: auto; }
.form-err { color: var(--danger); font-size: 13px; margin-bottom: 12px; min-height: 0; }
.verified-user-note {
  display:flex; align-items:flex-start; gap:12px; margin-bottom:18px; padding:14px;
  border:1px solid rgba(45,212,167,.28); border-radius:11px;
  background:rgba(45,212,167,.08);
}
.verified-user-note-icon {
  display:grid; place-items:center; flex:0 0 30px; width:30px; height:30px;
  border-radius:9px; color:#061c17; background:var(--ok); font-weight:800;
}
.verified-user-note b { color:var(--ok); }
.verified-user-note p { margin:4px 0 0; color:var(--muted); font-size:12px; line-height:1.6; }

/* link box */
.linkbox { background: #0e1726; border: 1px solid var(--border); border-radius: 8px; padding: 10px 12px; margin-bottom: 10px; }
.linkbox .k { font-size: 11px; color: var(--muted-2); text-transform: uppercase; letter-spacing: .08em; margin-bottom: 4px; }
.linkbox .v { font-family: var(--mono); font-size: 12px; word-break: break-all; color: var(--text); display:flex; gap:8px; align-items:flex-start;}
.linkbox .v span { flex: 1; }
.mtproxybot-card {
  margin: 2px 0 16px; padding: 14px; border: 1px solid var(--border);
  border-radius: 10px; background: var(--surface-2);
}
.mtproxybot-card .section-head { margin-bottom: 9px; }
.mtproxybot-card .mtproxybot-note { margin: 0 0 12px; line-height: 1.55; }
.mtproxybot-card .linkbox:last-of-type { margin-bottom: 8px; }
.mtproxybot-actions {
  display: flex; gap: 12px; align-items: center; justify-content: space-between;
  color: var(--muted); font-size: 11.5px; line-height: 1.45;
}
.mtproxybot-actions .btn { flex: 0 0 auto; }
@media (max-width: 620px) {
  .mtproxybot-actions { align-items: stretch; flex-direction: column; }
}

/* toast */
#toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--surface-2); border: 1px solid var(--border); color: var(--text);
  padding: 11px 18px; border-radius: 10px; box-shadow: var(--shadow); opacity: 0; transition: .2s; z-index: 100; font-size: 13px; }
#toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
#toast.err { border-color: var(--danger); }
#toast.ok { border-color: var(--ok); }

.toolbar { display: flex; gap: 8px; align-items: center; }
.search { position: relative; }
.search input { padding-left: 32px; width: 220px; }
.search svg { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); width: 15px; height: 15px; color: var(--muted-2); }

.tab-row { display: flex; gap: 4px; margin-bottom: 18px; border-bottom: 1px solid var(--border-soft); }
.tab { padding: 10px 14px; color: var(--muted); border-bottom: 2px solid transparent; font-weight: 500; font-size: 13.5px; }
.tab.active { color: var(--text); border-bottom-color: var(--accent); }

.settings-card { max-width: 620px; }
.kv-note { color: var(--muted); font-size: 12.5px; margin-top: -6px; margin-bottom: 16px; }
.danger-zone { border: 1px solid rgba(243,99,111,.3); border-radius: 12px; padding: 18px; margin-top: 20px; }
.danger-zone h3 { margin: 0 0 4px; font-size: 14px; color: var(--danger); }

@media (max-width: 820px) {
  .stats { grid-template-columns: repeat(2, 1fr); }
  .wrap { padding: 16px; }
  .meter { width: 110px; }
  .hide-sm { display: none; }
}

/* ---------- multi-node additions ---------- */
.lang-switch { display:flex; border:1px solid var(--border); border-radius:8px; overflow:hidden; margin-right:6px; }
.lang-btn { background:transparent; color:var(--muted); border:0; padding:6px 11px; font-size:12.5px; font-weight:600; }
.lang-btn:hover { color:var(--text); background:var(--surface-2); }
.lang-btn.active { background:var(--accent); color:#07121f; }

.chip { display:inline-block; font-size:11.5px; font-family:var(--mono); color:var(--accent);
  background:var(--accent-soft); border:1px solid rgba(61,165,255,.25); border-radius:6px; padding:2px 7px; margin:1px 0; }

.node-checks { display:grid; grid-template-columns:1fr 1fr; gap:8px; max-height:180px; overflow-y:auto;
  background:#0e1726; border:1px solid var(--border); border-radius:8px; padding:10px; }
.node-check { display:flex; align-items:center; gap:8px; font-size:13px; cursor:pointer; padding:2px; }
.node-check input { width:auto; }
.node-check small { color:var(--muted-2); }
@media (max-width:560px){ .node-checks { grid-template-columns:1fr; } }

/* ---------- global IP guard ---------- */
.panel.ip-guard-panel { margin-top:18px; overflow:hidden; }
.ip-guard-head {
  align-items:flex-start; justify-content:space-between; gap:18px;
  margin:0; padding:18px 20px 0;
}
.ip-guard-copy { flex:1 1 auto; min-width:0; }
.ip-guard-title-row {
  display:flex; align-items:center; flex-wrap:wrap; gap:8px; margin-top:3px;
}
.ip-guard-title-row h2 { min-width:0; overflow-wrap:anywhere; }
.ip-guard-copy .kv-note {
  margin:5px 0 0; max-width:920px; line-height:1.55; overflow-wrap:anywhere;
}
.ip-guard-head > .btn { flex:0 0 auto; }
.ip-guard-body { padding:16px 20px 20px; min-width:0; }
.ip-guard-policy {
  padding:14px; margin-bottom:14px; border:1px solid var(--border);
  border-radius:10px; background:var(--surface-2);
}
.ip-guard-policy-row { display:flex; align-items:center; flex-wrap:wrap; gap:10px; }
.ip-guard-switch {
  display:flex; align-items:center; gap:10px; min-width:0;
  font-weight:600; cursor:pointer; overflow-wrap:anywhere;
}
.ip-guard-switch input {
  appearance:none; width:42px; height:24px; flex:0 0 42px; margin:0; padding:2px;
  border:1px solid var(--muted-2); border-radius:20px; background:var(--muted-2);
  cursor:pointer;
}
.ip-guard-switch input::before {
  content:""; display:block; width:18px; height:18px; border-radius:50%;
  background:#fff; transition:transform .15s;
}
.ip-guard-switch input:checked { background:var(--accent-strong); border-color:var(--accent-strong); }
.ip-guard-switch input:checked::before { transform:translateX(18px); }
.ip-guard-switch input:focus-visible { outline:2px solid var(--accent); outline-offset:3px; }
.ip-guard-switch input:disabled { cursor:wait; opacity:.55; }
.ip-guard-policy .kv-note { margin:8px 0 0; line-height:1.6; overflow-wrap:anywhere; }
.ip-guard-form {
  display:grid; grid-template-columns:minmax(180px,1fr) minmax(130px,.55fr)
    minmax(220px,1.35fr) auto; gap:10px; align-items:center;
}
.ip-guard-filters {
  display:grid; grid-template-columns:minmax(240px,1.6fr) minmax(140px,.6fr)
    minmax(140px,.6fr); gap:10px; margin-top:10px;
}
.ip-guard-form > *, .ip-guard-filters > * { min-width:0; width:100%; }
.ip-guard-form .btn { width:auto; white-space:nowrap; justify-content:center; }
.ip-guard-table-wrap { margin-top:12px; overflow-x:auto; border-radius:10px; }
.ip-guard-table-wrap table { min-width:760px; }
.ip-guard-table-wrap th.right { text-align:right; }
.ip-guard-panel .empty { padding:24px 12px; }

@media (max-width:980px) {
  .ip-guard-form { grid-template-columns:1fr 1fr; }
  .ip-guard-form .btn { width:100%; }
}
@media (max-width:680px) {
  .ip-guard-head { flex-direction:column; padding:16px 15px 0; }
  .ip-guard-head > .btn { align-self:flex-start; }
  .ip-guard-body { padding:14px 15px 16px; }
  .ip-guard-form, .ip-guard-filters { grid-template-columns:1fr; }
}

/* ---------- light theme ---------- */
:root[data-theme="light"] {
  --bg: #f0ebe0;
  --bg-grad: radial-gradient(1200px 600px at 80% -10%, #ece3d2 0%, transparent 60%), #f0ebe0;
  --surface: #faf6ec;
  --surface-2: #ece4d4;
  --border: #dcd3c0;
  --border-soft: #e7e0d0;
  --text: #2c2820;
  --muted: #6e6657;
  --muted-2: #9a9180;
  --accent: #1f7fe0;
  --accent-soft: rgba(31,127,224,.10);
  --ok: #12a87f;
  --warn: #c98711;
  --danger: #db3b48;
  --input: #fdfbf4;
  --shadow: 0 8px 24px rgba(95,75,40,.12);
}
:root[data-theme="light"] body { background: var(--bg-grad); }
.theme-btn svg { width:18px; height:18px; }

/* selects match inputs */
.field select {
  width:100%; background:#0e1726; border:1px solid var(--border); color:var(--text);
  border-radius:8px; padding:9px 11px; font-size:14px; font-family:inherit;
}
:root[data-theme="light"] .field select,
:root[data-theme="light"] .field input,
:root[data-theme="light"] .field textarea,
:root[data-theme="light"] .node-checks { background:var(--input); }
:root[data-theme="light"] .linkbox .v span { color:var(--muted); }
:root[data-theme="light"] .linkbox { background:#f1ead9; border-color:var(--border); }
:root[data-theme="light"] .linkbox .k { color:var(--muted); }
:root[data-theme="light"] .linkbox .v { color:var(--text); }
:root[data-theme="light"] input,
:root[data-theme="light"] select { background:var(--input); color:var(--text); }
:root[data-theme="light"] .btn:hover { background:var(--surface-2); }
:root[data-theme="light"] .btn.primary { color:#fff; }

/* ---------- bot messages editor ---------- */
.field textarea {
  width:100%; background:#0e1726; border:1px solid var(--border); color:var(--text);
  border-radius:8px; padding:9px 11px; font-size:13.5px; font-family:inherit;
  line-height:1.5; resize:vertical; min-height:42px;
}
.ph-row { display:flex; align-items:center; gap:6px; flex-wrap:wrap; margin-top:6px; }
.ph-row .chip { cursor:pointer; user-select:none; }
.ph-row .chip:hover { filter:brightness(1.2); }

/* ---------- messages editor + live preview ---------- */
.msg-row { display:grid; grid-template-columns:1fr 300px; gap:16px; padding:14px 0; border-top:1px solid var(--border-soft); }
.msg-row:first-of-type { border-top:0; }
.msg-edit .img-field { margin-top:8px; }
.msg-prev { display:flex; align-items:flex-start; }
@media (max-width:760px){ .msg-row { grid-template-columns:1fr; } .msg-prev { justify-content:flex-start; } }

/* Telegram-style preview bubble */
.tg-bubble { background:#e9f3ff; color:#0b1622; border-radius:14px 14px 14px 4px;
  padding:0; max-width:280px; overflow:hidden; box-shadow:0 2px 8px rgba(40,70,120,.12); font-size:13.5px; }
:root[data-theme="light"] .tg-bubble { background:#dcf2d6; }
.tg-media { width:100%; max-height:150px; object-fit:cover; display:block; }
.tg-media.tg-err, .tg-media.tg-vid { height:80px; display:flex; align-items:center; justify-content:center;
  background:#cfe0f2; color:#5a6b82; font-size:12px; }
.tg-text { padding:9px 12px; white-space:pre-wrap; line-height:1.5; word-break:break-word; }
.tg-kb { padding:0 8px 8px; display:flex; flex-direction:column; gap:5px; }
.tg-kbrow { display:flex; gap:5px; }
.tg-btn { flex:1; text-align:center; background:#fff; color:#1f7fe0; border-radius:7px;
  padding:6px 8px; font-size:12px; font-weight:600; box-shadow:0 1px 2px rgba(0,0,0,.08); }
:root[data-theme="light"] .tg-btn { background:#fffdf8; }

/* member filter chips */
.filter-group { display: inline-flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.filter-lbl { font-size: 12px; color: var(--muted); margin-right: 2px; }
.chip { display: inline-flex; align-items: center; gap: 4px; padding: 4px 10px; border: 1px solid var(--border);
        border-radius: 999px; font-size: 13px; cursor: pointer; user-select: none; }
.chip input { margin: 0; }
.badge.gold { background: rgba(212,175,55,.16); color: #b8860b; border: 1px solid rgba(212,175,55,.4); }

/* statistics dashboard */
.stat-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.statcard { background: var(--surface); border: 1px solid var(--border-soft); border-radius: 12px; padding: 14px 16px; }
.statcard .sc-k { font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.statcard .sc-v { font-size: 22px; font-weight: 700; color: var(--text); }
.statcard .sc-sub { font-size: 11px; color: var(--muted); margin-top: 4px; }

/* ================================================================= v2.7 UI */
:root[data-theme="light"] {
  --bg: #f4f6f2;
  --bg-grad: linear-gradient(145deg, #f7f8f4 0%, #f1f5f2 58%, #f7f4ee 100%);
  --surface: #ffffff;
  --surface-2: #f1f4ef;
  --border: #dbe4dc;
  --border-soft: #e9eeea;
  --text: #26332c;
  --muted: #697970;
  --muted-2: #94a098;
  --accent: #668879;
  --accent-strong: #4f7162;
  --accent-soft: rgba(102,136,121,.12);
  --blue: #7898b4;
  --blue-soft: rgba(120,152,180,.13);
  --ok: #4f9474;
  --warn: #c6914d;
  --danger: #c96d68;
  --input: #fbfcfa;
  --shadow: 0 14px 38px rgba(55,76,64,.08);
}

.app-shell { min-height:100vh; display:grid; grid-template-columns:238px minmax(0,1fr); }
.sidebar {
  position:sticky; top:0; height:100vh; padding:24px 18px 18px;
  display:flex; flex-direction:column; z-index:25;
  background:rgba(251,252,249,.94); border-right:1px solid var(--border-soft);
  backdrop-filter:blur(14px);
}
.sidebar .brand { padding:0 9px 24px; color:var(--text); }
.sidebar .brand .sig {
  width:34px; height:34px; border-radius:11px;
  background:linear-gradient(145deg, #759a88, #6689a2);
  box-shadow:0 7px 18px rgba(92,129,110,.22);
}
.sidebar .brand .sig svg { width:18px; height:18px; }
.sidebar .brand small { color:var(--muted-2); letter-spacing:.12em; }
.side-nav { display:flex; flex-direction:column; gap:4px; }
.nav-group-label {
  padding:17px 12px 6px; color:var(--muted-2); font-size:10px;
  letter-spacing:.14em; text-transform:uppercase; font-weight:700;
}
.side-nav .tab {
  appearance:none; border:0; width:100%; display:flex; align-items:center; gap:11px;
  padding:10px 12px; color:var(--muted); background:transparent; border-radius:10px;
  font-size:13.5px; font-weight:550; text-align:left; transition:.15s ease;
}
.side-nav .tab svg {
  width:18px; height:18px; fill:none; stroke:currentColor; stroke-width:1.8;
  stroke-linecap:round; stroke-linejoin:round; flex:0 0 auto;
}
.side-nav .tab:hover { color:var(--text); background:#f0f4f0; }
.side-nav .tab.active {
  color:var(--accent-strong); background:#eaf1ec;
  box-shadow:inset 3px 0 0 var(--accent);
}
.sidebar-foot {
  margin-top:auto; padding:14px 12px 2px; display:flex; align-items:center; gap:8px;
  border-top:1px solid var(--border-soft); color:var(--muted-2); font-size:11px;
}
.soft-dot { width:7px; height:7px; border-radius:50%; background:var(--ok); box-shadow:0 0 0 4px rgba(79,148,116,.1); }

.main-area { min-width:0; }
.topbar {
  padding:13px 28px; min-height:66px; background:rgba(247,249,246,.84);
  border-bottom:1px solid var(--border-soft); gap:12px;
}
.page-context > div { font-size:14px; font-weight:680; color:var(--text); }
.page-context small { display:block; color:var(--muted-2); font-size:11px; margin-top:1px; }
.mobile-brand { display:none; font-weight:700; }
.top-refresh { color:var(--muted); }
.wrap { max-width:1500px; margin:0 auto; padding:30px 32px 52px; }
.page-heading { display:flex; align-items:flex-end; margin-bottom:22px; }
.page-heading h1 { margin:5px 0 3px; font-size:25px; line-height:1.2; letter-spacing:-.02em; font-weight:720; }
.page-heading p { margin:0; color:var(--muted); font-size:13px; }
.eyebrow { color:var(--accent); font-family:var(--sans); font-weight:700; letter-spacing:.12em; }
.content-section-title {
  display:flex; align-items:baseline; gap:10px; margin:26px 2px 11px;
  color:var(--text); font-size:14px; font-weight:700;
}
.content-section-title small { color:var(--muted-2); font-size:11px; font-weight:500; }

.panel { border-color:var(--border-soft); box-shadow:0 1px 2px rgba(45,68,55,.02); }
.chart-panel { padding:19px 20px; }
.metric-strip {
  display:grid; grid-template-columns:repeat(auto-fit,minmax(150px,1fr)); gap:11px; margin-bottom:18px;
}
.metric-card {
  position:relative; overflow:hidden; min-height:92px; background:var(--surface);
  border:1px solid var(--border-soft); border-radius:14px; padding:15px 16px;
  box-shadow:0 8px 24px rgba(52,75,61,.045);
}
.metric-card::after {
  content:""; position:absolute; width:54px; height:54px; right:-18px; top:-18px;
  border-radius:50%; background:var(--accent-soft);
}
.metric-card.blue::after { background:var(--blue-soft); }
.metric-card.warn::after { background:rgba(198,145,77,.12); }
.metric-card.danger::after { background:rgba(201,109,104,.12); }
.metric-label { color:var(--muted); font-size:11.5px; margin-bottom:6px; }
.metric-value { color:var(--text); font-size:23px; line-height:1.1; font-weight:730; letter-spacing:-.03em; }
.metric-note { color:var(--muted-2); font-size:10.5px; margin-top:5px; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; }

.fleet-alert {
  display:flex; align-items:flex-start; gap:10px; margin:0 0 10px; padding:11px 13px;
  border:1px solid rgba(198,145,77,.22); border-radius:11px;
  color:#815f31; background:#fffaf1; font-size:12px;
}
.fleet-alert.ok { color:#47745e; background:#f1f8f3; border-color:rgba(79,148,116,.2); }
.fleet-alert.danger { color:#8f514d; background:#fff5f4; border-color:rgba(201,109,104,.22); }
.fleet-alert strong { color:inherit; }

.node-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; }
.node-card {
  background:var(--surface); border:1px solid var(--border-soft); border-radius:17px;
  padding:18px; box-shadow:0 10px 28px rgba(48,73,58,.055); min-width:0;
}
.node-card.is-offline, .node-card.has-error { border-color:rgba(201,109,104,.3); }
.node-card-head { display:flex; align-items:flex-start; gap:12px; margin-bottom:16px; }
.node-role-icon {
  width:40px; height:40px; display:grid; place-items:center; flex:0 0 auto;
  border-radius:12px; color:var(--accent-strong); background:#edf4ef;
}
.node-role-icon.paid { color:#5d7991; background:#edf3f8; }
.node-role-icon svg { width:21px; height:21px; fill:none; stroke:currentColor; stroke-width:1.8; }
.node-title { min-width:0; flex:1; }
.node-title-line { display:flex; gap:8px; align-items:center; flex-wrap:wrap; }
.node-title h3 { margin:0; font-size:15px; line-height:1.25; }
.node-address {
  margin-top:4px; color:var(--muted); font-family:var(--mono); font-size:11px;
  overflow:hidden; text-overflow:ellipsis; white-space:nowrap;
}
.node-status-stack { display:flex; align-items:center; justify-content:flex-end; gap:5px; flex-wrap:wrap; }
.node-kpis { display:grid; grid-template-columns:repeat(4,1fr); gap:8px; margin-bottom:16px; }
.node-kpi { padding:10px 11px; border-radius:10px; background:#f7f9f6; border:1px solid #edf1ed; }
.node-kpi span { display:block; color:var(--muted-2); font-size:10px; }
.node-kpi b { display:block; margin-top:3px; font-size:16px; color:var(--text); }
.node-section { padding:13px 0; border-top:1px solid var(--border-soft); }
.node-section:first-of-type { border-top:0; }
.node-section-head { display:flex; justify-content:space-between; gap:12px; margin-bottom:8px; font-size:11.5px; color:var(--muted); }
.node-section-head strong { color:var(--text); font-weight:650; }
.capacity-bar { height:9px; display:flex; overflow:hidden; border-radius:999px; background:#edf1ed; }
.capacity-bar .actual { background:#7898b4; }
.capacity-bar .reserved { background:#92ae9f; }
.capacity-legend { display:flex; gap:14px; margin-top:7px; color:var(--muted); font-size:10.5px; flex-wrap:wrap; }
.legend-dot { width:7px; height:7px; display:inline-block; border-radius:50%; margin-right:4px; }
.legend-dot.actual { background:#7898b4; }
.legend-dot.reserved { background:#92ae9f; }
.legend-dot.free { background:#dce5de; }
.machine-grid { display:grid; grid-template-columns:repeat(4,1fr); gap:9px; }
.machine-item span { display:block; color:var(--muted-2); font-size:10px; }
.machine-item b { display:block; margin-top:2px; color:var(--text); font-size:12px; font-weight:650; }
.node-card-foot { display:flex; flex-wrap:wrap; align-items:center; gap:7px; padding-top:13px; border-top:1px solid var(--border-soft); }
.node-card-foot .last-seen { color:var(--muted-2); font-size:10.5px; flex:1; min-width:0; }
.node-card-foot .btn { padding:6px 10px; }
.enroll-panel { margin-top:20px; }
.enroll-panel summary {
  list-style:none; cursor:pointer; display:flex; justify-content:space-between; align-items:center;
  padding:14px 17px; font-size:12px; font-weight:650; color:var(--muted);
}
.enroll-panel summary::-webkit-details-marker { display:none; }
.enroll-panel summary small { color:var(--muted-2); font-weight:500; }
.enroll-body { max-width:720px; padding:4px 17px 18px; }
.manual-test-grid { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:16px; }
.manual-test-card { background:var(--surface); border:1px solid var(--border-soft); border-radius:16px; padding:17px; box-shadow:0 8px 24px rgba(52,75,61,.045); min-width:0; }
.manual-test-head { display:flex; align-items:center; gap:9px; margin-bottom:13px; }
.manual-test-head h3 { margin:0; font-size:15px; flex:1; min-width:0; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.manual-test-quota { display:flex; justify-content:space-between; gap:12px; margin:12px 0 6px; font-size:11px; color:var(--muted); }
.manual-test-fields { display:grid; grid-template-columns:90px 1fr auto; gap:7px 9px; align-items:center; margin-top:13px; }
.manual-test-fields .k { color:var(--muted-2); font-size:10.5px; }
.manual-test-fields code { overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
.manual-test-actions { display:flex; gap:7px; flex-wrap:wrap; margin-top:15px; padding-top:13px; border-top:1px solid var(--border-soft); }
@media (max-width:760px) { .manual-test-grid { grid-template-columns:1fr; } }
.config-jumpbar {
  position:sticky; top:76px; z-index:10; display:flex; gap:7px; flex-wrap:wrap;
  width:max-content; max-width:100%; margin:-7px 0 18px; padding:7px;
  border:1px solid var(--border-soft); border-radius:12px;
  background:rgba(255,255,255,.9); box-shadow:0 7px 22px rgba(52,75,61,.05);
  backdrop-filter:blur(10px);
}
.config-jumpbar a {
  padding:6px 10px; border-radius:8px; color:var(--muted); font-size:11.5px; font-weight:600;
}
.config-jumpbar a:hover { color:var(--accent-strong); background:var(--accent-soft); }
#cfg-bot, #cfg-free, #cfg-monitor, #cfg-dns, #cfg-payments { scroll-margin-top:132px; }

.stat-grid { grid-template-columns:repeat(auto-fit,minmax(170px,1fr)); gap:11px; }
.statcard { border-radius:14px; padding:15px 17px; box-shadow:0 8px 24px rgba(52,75,61,.04); }
.statcard .sc-v { font-size:23px; letter-spacing:-.03em; }
.settings-card { max-width:820px; }
#tab-botcfg .settings-card, #tab-settings .settings-card { max-width:920px; }
:root[data-theme="light"] thead th { background:#f6f8f5; color:var(--muted-2); }
:root[data-theme="light"] tbody tr:hover { background:#fafbf9; }
.btn { border-radius:9px; }
.btn.primary { background:var(--accent); border-color:var(--accent); color:#fff; }
.btn.primary:hover { background:var(--accent-strong); }
:root[data-theme="light"] .linkbox { background:#f7f9f6; }
:root[data-theme="light"] .meter .track { background:#edf1ed; border-color:#e3e9e4; }

:root[data-theme="dark"] .sidebar { background:rgba(16,24,36,.96); }
:root[data-theme="dark"] .side-nav .tab:hover { background:#1a2636; }
:root[data-theme="dark"] .side-nav .tab.active { background:#1c302b; color:#8fc3aa; }
:root[data-theme="dark"] .topbar { background:rgba(12,19,32,.86); }
:root[data-theme="dark"] .metric-card::after { opacity:.55; }
:root[data-theme="dark"] .node-role-icon { background:#1b302a; color:#8fc3aa; }
:root[data-theme="dark"] .node-role-icon.paid { background:#1b2c3a; color:#91b6d3; }
:root[data-theme="dark"] .node-kpi { background:#182231; border-color:#223044; }
:root[data-theme="dark"] .capacity-bar { background:#202d3f; }
:root[data-theme="dark"] .fleet-alert { color:#e2b774; background:#2a241a; }
:root[data-theme="dark"] .fleet-alert.ok { color:#83c7a6; background:#172a24; }
:root[data-theme="dark"] .fleet-alert.danger { color:#e5918a; background:#301f22; }
:root[data-theme="dark"] .config-jumpbar { background:rgba(20,29,44,.92); }

@media (max-width:1180px) {
  .metric-strip { grid-template-columns:repeat(3,1fr); }
  .node-grid { grid-template-columns:1fr; }
}
@media (max-width:820px) {
  .app-shell { display:block; }
  .sidebar {
    position:sticky; top:0; width:100%; height:auto; padding:8px 12px; border-right:0;
    border-bottom:1px solid var(--border-soft); overflow-x:auto;
  }
  .sidebar .brand, .sidebar-foot, .nav-group-label { display:none; }
  .side-nav { flex-direction:row; min-width:max-content; gap:4px; }
  .side-nav .tab { width:auto; padding:8px 10px; font-size:12px; }
  .side-nav .tab svg { width:16px; height:16px; }
  .side-nav .tab.active { box-shadow:inset 0 -2px 0 var(--accent); }
  .topbar { position:sticky; top:51px; padding:10px 15px; min-height:56px; }
  .config-jumpbar { top:113px; width:100%; flex-wrap:nowrap; overflow-x:auto; }
  .mobile-brand { display:block; }
  .page-context, .who, .top-refresh { display:none; }
  .wrap { padding:20px 15px 40px; }
  .metric-strip { grid-template-columns:repeat(2,1fr); }
  .page-heading h1 { font-size:21px; }
  .machine-grid { grid-template-columns:repeat(2,1fr); }
  .node-kpis { grid-template-columns:repeat(2,1fr); }
  table { min-width:760px; }
  .panel { overflow-x:auto; }
}
@media (max-width:520px) {
  .metric-strip { grid-template-columns:1fr 1fr; gap:8px; }
  .metric-card { min-height:82px; padding:12px; }
  .metric-value { font-size:20px; }
  .content-section-title { align-items:flex-start; flex-direction:column; gap:2px; }
  .grid2, .grid3 { grid-template-columns:1fr; }
  .node-card { padding:14px; }
  .node-card-head { flex-wrap:wrap; }
  .node-status-stack { justify-content:flex-start; width:100%; }
  .lang-switch { display:none; }
}