:root {
  --bg: #0f1419;
  --panel: #1a2129;
  --panel2: #222c37;
  --border: #2d3a47;
  --text: #e6edf3;
  --muted: #8b98a5;
  --accent: #2f81f7;
  --accent2: #238636;
  --danger: #da3633;
  --warn: #d29922;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  font: 14px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}
.topbar {
  display: flex; align-items: center; gap: 24px;
  padding: 12px 20px; background: var(--panel); border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
.brand { font-weight: 700; font-size: 18px; }
.tabs { display: flex; gap: 4px; }
.tabs button {
  background: transparent; color: var(--muted); border: none;
  padding: 8px 14px; border-radius: 6px; cursor: pointer; font-size: 14px;
}
.tabs button:hover { background: var(--panel2); color: var(--text); }
.tabs button.active { background: var(--accent); color: #fff; }
main { max-width: 1100px; margin: 0 auto; padding: 24px 20px 80px; }
.tab { display: none; }
.tab.active { display: block; }
h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 16px; margin: 28px 0 12px; color: var(--muted); }
h3 { margin: 0 0 12px; }
.panel {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 18px; margin-bottom: 20px;
}
.panel.hidden, .hidden { display: none; }
.muted { color: var(--muted); font-size: 13px; }
.row { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; margin: 10px 0; }
button {
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  padding: 8px 14px; border-radius: 6px; cursor: pointer; font-size: 14px;
}
button:hover { border-color: var(--accent); }
button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { background: transparent; border-color: var(--danger); color: var(--danger); }
button.small { padding: 4px 10px; font-size: 12px; }
input, select, textarea {
  background: var(--bg); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; padding: 8px 10px; font-size: 14px; font-family: inherit;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--accent); }
textarea { width: 100%; resize: vertical; }
label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
label.block { display: block; margin: 14px 0; }
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 14px; }
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: 10px; padding: 16px;
}
.card .big { font-size: 28px; font-weight: 700; }
.card .lbl { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .5px; }
table { width: 100%; border-collapse: collapse; background: var(--panel); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 13px; }
th { color: var(--muted); font-weight: 600; background: var(--panel2); }
tr:last-child td { border-bottom: none; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge.online { background: rgba(35,134,54,.2); color: #3fb950; }
.badge.offline { background: rgba(139,152,165,.15); color: var(--muted); }
.badge.running { background: rgba(47,129,247,.2); color: #58a6ff; }
.badge.paused { background: rgba(210,153,34,.2); color: var(--warn); }
.badge.done { background: rgba(35,134,54,.2); color: #3fb950; }
.badge.draft { background: rgba(139,152,165,.15); color: var(--muted); }
.qr { width: 240px; height: 240px; background: #fff; border-radius: 8px; padding: 8px; display: block; margin: 10px 0; }
.raw { background: var(--bg); padding: 8px; border-radius: 6px; font-size: 11px; overflow:auto; color: var(--muted); }
.palette { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 8px; }
.palette .chip { background: var(--panel2); border: 1px solid var(--border); padding: 3px 9px; border-radius: 6px; cursor: pointer; font-size: 12px; }
.palette .chip:hover { border-color: var(--accent); }
.preview-box { background: var(--bg); border: 1px dashed var(--border); border-radius: 6px; padding: 10px; margin: 10px 0; }
.preview { white-space: pre-wrap; }
.progress { height: 8px; background: var(--bg); border-radius: 999px; overflow: hidden; min-width: 120px; }
.progress > span { display: block; height: 100%; background: var(--accent2); }
.net { font-size: 12px; color: var(--muted); }
a { color: var(--accent); }

/* MMS image attachment */
.mms-row { align-items: flex-start; gap: 14px; flex-wrap: wrap; }
.mms-preview { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.mms-preview img { max-width: 96px; max-height: 96px; border-radius: 6px; border: 1px solid var(--border); object-fit: cover; }
button.link { background: none; border: none; color: var(--accent); cursor: pointer; padding: 0; font-size: 12px; text-decoration: underline; }

/* Device logs (live tail) */
label.inline { flex-direction: row; align-items: center; gap: 6px; color: var(--text); font-size: 13px; }
.logview {
  background: #0a0e12; border: 1px solid var(--border); border-radius: 8px;
  padding: 12px; margin-top: 10px; height: 60vh; overflow-y: auto;
  font: 12px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  white-space: pre-wrap; word-break: break-word; color: var(--text);
}
.logview .log { display: block; }
.logview .log-t { color: var(--muted); }
.logview .log-dev { color: var(--accent); }
.logview .log-warn { color: var(--warn); }
.logview .log-error { color: #ff7b72; }

/* Reply breakdown cards on the dashboard */
.card.reply { border-left: 3px solid var(--border); }
.card.reply.total .big { color: var(--text); }
.card.reply.pos { border-left-color: #3fb950; }
.card.reply.neg { border-left-color: var(--danger); }
.card.reply.who { border-left-color: var(--accent); }
.card.reply.oth { border-left-color: var(--warn); }
.card.reply.unm { border-left-color: var(--muted); }
.card.reply.stp { border-left-color: #ff7b72; }

/* Anchor styled as a small button (campaign export link) */
a.small.btn {
  display: inline-block; padding: 4px 10px; font-size: 12px;
  background: var(--panel2); color: var(--text); border: 1px solid var(--border);
  border-radius: 6px; cursor: pointer; text-decoration: none;
}
a.small.btn:hover { border-color: var(--accent); }
.badge.archived { background: rgba(139,152,165,.15); color: var(--muted); }

/* Device rows are clickable -> SIM/hardware identity popup. */
table.devices tbody tr.device-row { cursor: pointer; }
table.devices tbody tr.device-row:hover td { background: var(--panel2); }
td.carrier { font-size: 13px; }

/* Device identity popup */
.modal {
  position: fixed; inset: 0; z-index: 100;
  display: none; align-items: center; justify-content: center;
  background: rgba(0,0,0,.55); padding: 20px;
}
.modal.open { display: flex; }
/* The sign-in modal is a full auth gate, not a casual dialog: nothing behind it
   should be visible. Use the opaque app background so the dashboard never leaks
   through while the user is signing in / setting a password. */
#signin-modal { background: var(--bg); }
.modal-card {
  background: var(--panel); border: 1px solid var(--border); border-radius: 12px;
  width: 100%; max-width: 440px; padding: 18px 20px 16px;
  box-shadow: 0 16px 48px rgba(0,0,0,.5);
}
.modal-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 14px; }
.modal-head h3 { margin: 0; font-size: 17px; }
.modal-x {
  background: none; border: none; color: var(--muted); font-size: 22px;
  line-height: 1; padding: 0 4px; cursor: pointer;
}
.modal-x:hover { color: var(--text); border: none; }
.kvs { display: flex; flex-direction: column; gap: 8px; }
.kv { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.kv .k { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .4px; flex-shrink: 0; }
.kv .v { font-size: 14px; text-align: right; word-break: break-all; }
.kv .v.none { color: var(--muted); font-style: italic; }
.kv .v.copy {
  background: var(--bg); border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; padding: 4px 10px; cursor: pointer;
  font: inherit; font-size: 13px; font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}
.kv .v.copy:hover { border-color: var(--accent); }
.kv .v.copy.copied { border-color: var(--accent2); color: #3fb950; }
.modal-note { margin: 14px 0 0; }
.modal-hint { margin: 12px 0 0; text-align: center; }

/* ---- reports: simple bar chart ---- */
.chart { width: 100%; }
.bars { display: flex; align-items: flex-end; gap: 3px; height: 160px; padding-top: 8px; }
.bar-col { flex: 1 1 0; display: flex; flex-direction: column; align-items: center; height: 100%; min-width: 0; }
.bar-col .bar {
  width: 100%; max-width: 28px; margin-top: auto;
  background: linear-gradient(180deg, var(--accent), #1f6feb);
  border-radius: 3px 3px 0 0; min-height: 2px; transition: height .2s;
}
.bar-col .bar-x { font-size: 9px; color: var(--muted); margin-top: 4px; white-space: nowrap;
  overflow: hidden; text-overflow: ellipsis; max-width: 100%; }
.bar-col:hover .bar { background: linear-gradient(180deg, #58a6ff, var(--accent)); }

/* ---- hosted multi-tenant: auth chrome + admin console ---- */
.topbar-right { margin-left: auto; display: flex; align-items: center; gap: 8px; }
button.ghost { background: transparent; border-color: var(--border); color: var(--muted); }
button.ghost:hover { color: var(--text); border-color: var(--accent); }
button.small.warn { border-color: var(--warn); color: var(--warn); }
.error-text { color: var(--danger); font-size: 13px; }
.mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11px; }
.block { display: block; margin: 10px 0; font-size: 13px; color: var(--muted); }
.block input { display: block; width: 100%; margin-top: 4px; }
.device-actions, .admin-actions { display: flex; gap: 6px; flex-wrap: wrap; }
td .pos { color: #3fb950; }
td .neg { color: var(--danger); }
.badge.suspended { background: rgba(218,54,51,.18); color: #f0726f; }

/* ---- account auth modal (email/password sign-in) ---- */
.whoami { font-size: 12px; max-width: 180px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.auth-card { max-width: 380px; }
.auth-view label.block { margin: 12px 0; }
.auth-links { margin: 14px 0 0; font-size: 13px; }
.auth-links a { color: var(--accent); text-decoration: none; }
.auth-links a:hover { text-decoration: underline; }
.auth-admin { margin-top: 18px; padding-top: 12px; border-top: 1px solid var(--border); }
.auth-admin summary { cursor: pointer; font-size: 12px; }
#auth-info-text { font-size: 14px; line-height: 1.5; }

/* ---- in-app Guide tab ---- */
#guide .lead { font-size: 15px; line-height: 1.6; color: var(--text); max-width: 760px; margin: 0 0 18px; }
.guide-toc {
  display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 22px;
}
.guide-toc a {
  font-size: 12.5px; color: var(--muted); text-decoration: none;
  background: var(--panel2); border: 1px solid var(--border);
  padding: 5px 11px; border-radius: 999px;
}
.guide-toc a:hover { color: var(--text); border-color: var(--accent); }
.panel.guide { scroll-margin-top: 80px; max-width: 820px; }
.guide-h { margin: 0 0 12px; color: var(--text); font-size: 17px; }
.guide p { line-height: 1.6; margin: 0 0 12px; }
.guide-list { margin: 0 0 4px; padding-left: 20px; line-height: 1.6; }
.guide-list li { margin-bottom: 8px; }
.guide-list.guide-sub { margin-top: 4px; }
.guide-steps { list-style: none; margin: 0; padding: 0; counter-reset: none; }
.guide-steps > li { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; line-height: 1.6; }
.guide-steps .gs-n {
  flex: 0 0 auto; width: 24px; height: 24px; border-radius: 50%;
  background: var(--accent); color: #fff; font-size: 13px; font-weight: 700;
  display: inline-flex; align-items: center; justify-content: center; margin-top: 1px;
}
.guide code {
  background: var(--bg); border: 1px solid var(--border); border-radius: 4px;
  padding: 1px 6px; font: 12.5px/1.4 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: #9ecbff;
}
.guide-code, .guide-diagram {
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
  padding: 14px 16px; overflow-x: auto; margin: 0 0 14px;
  font: 12.5px/1.5 ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color: var(--text); white-space: pre;
}
.guide-diagram { color: var(--muted); font-size: 11.5px; line-height: 1.45; }
.guide-tip {
  background: rgba(47,129,247,.08); border-left: 3px solid var(--accent);
  border-radius: 0 6px 6px 0; padding: 10px 14px; margin: 6px 0 0;
  font-size: 13.5px; color: var(--text);
}
.guide-tip code { background: rgba(0,0,0,.25); }
.guide-faq dt { font-weight: 600; margin-top: 14px; }
.guide-faq dt:first-child { margin-top: 0; }
.guide-faq dd { margin: 4px 0 0; padding-left: 0; color: var(--text); line-height: 1.6; }
.guide a[data-guide-tab] { color: var(--accent); text-decoration: none; }
.guide a[data-guide-tab]:hover { text-decoration: underline; }

/* ---- Carrier line-type classification (hosted) ---- */
.lt-cell { display: flex; flex-wrap: wrap; align-items: center; gap: 6px; }
.lt-chip {
  display: inline-block; padding: 2px 8px; border-radius: 999px;
  font-size: 11px; font-weight: 600; white-space: nowrap;
  background: rgba(139,152,165,.15); color: var(--muted);
}
.lt-chip.lt-WIRELESS { background: rgba(35,134,54,.2); color: #3fb950; }
.lt-chip.lt-VOIP { background: rgba(47,129,247,.2); color: #58a6ff; }
.lt-chip.lt-LANDLINE { background: rgba(210,153,34,.2); color: var(--warn); }
.lt-chip.lt-RESELLER { background: rgba(163,113,247,.2); color: #a371f7; }
.lt-chip.lt-UNKNOWN { background: rgba(139,152,165,.15); color: var(--muted); }
.lt-chip.lt-INVALID { background: rgba(218,54,51,.18); color: #f85149; }

.linetype-box {
  border: 1px solid var(--border); border-radius: 8px;
  padding: 10px 12px; margin: 8px 0; background: var(--panel2);
}
.linetype-head { display: flex; flex-direction: column; gap: 2px; margin-bottom: 8px; }
.linetype-toggles { display: flex; flex-wrap: wrap; gap: 8px; }
.chip-toggle {
  display: inline-flex; align-items: center; gap: 5px;
  padding: 4px 10px; border: 1px solid var(--border); border-radius: 999px;
  cursor: pointer; font-size: 13px; user-select: none;
}
.chip-toggle:hover { border-color: var(--accent); }
.chip-toggle:has(input:checked) { border-color: var(--accent); background: rgba(47,129,247,.12); }

/* Dashboard health alert for auto-disabled phones */
.alert-banner {
  background: rgba(218,54,51,.12); border: 1px solid rgba(218,54,51,.4);
  color: #f85149; border-radius: 8px; padding: 12px 14px; margin-bottom: 14px;
  font-size: 14px; line-height: 1.5;
}
.alert-banner strong { color: #ff9c96; }
/* Panel header with an action button on the right (e.g. Phone groups) */
.panel-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
label.inline { display: flex; align-items: center; gap: 8px; font-size: 14px; }
label.inline .muted { font-size: 12px; }

/* ===== Billing ===== */
/* Balance pill in the topbar: clickable, recolors when on trial / out of funds. */
.balance-pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 12px; border-radius: 999px; font-size: 12px; font-weight: 700;
  background: rgba(35,134,54,.18); color: #3fb950;
  border: 1px solid rgba(35,134,54,.35); text-decoration: none; cursor: pointer;
  white-space: nowrap;
}
.balance-pill:hover { border-color: var(--accent); }
.balance-pill.trial { background: rgba(210,153,34,.18); color: var(--warn); border-color: rgba(210,153,34,.4); }
.balance-pill.low { background: rgba(218,54,51,.18); color: #ff9c96; border-color: rgba(218,54,51,.4); }
/* Trial banner on the Billing tab. */
.trial-banner { border-left: 3px solid var(--warn); background: rgba(210,153,34,.08); }
.trial-banner strong { color: var(--warn); margin-right: 6px; }
/* Crypto deposit QR. */
.qr-box img { width: 220px; height: 220px; background: #fff; border-radius: 8px; padding: 8px; display: block; margin: 12px 0; }

/* ===== Admin support tickets ===== */
.ticket-msg {
  margin-top: 4px; font-size: 12px; max-width: 520px;
  display: -webkit-box; -webkit-line-clamp: 3; -webkit-box-orient: vertical;
  overflow: hidden; white-space: pre-wrap;
}
/* CRM detail grid under a demo-request row (admin panel). */
.demo-crm {
  margin-top: 6px; font-size: 12px; line-height: 1.5; max-width: 560px;
  display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 0 16px;
}
.demo-crm .muted { font-weight: 600; }