/* =====================================================================
   Cadence — theme
   A calm, editorial admin surface. Ink sidebar, signal-teal accent,
   a thin "pulse" motif that nods to community rhythm.
   ===================================================================== */

:root {
  --ink-900: #0e1726;
  --ink-800: #16223a;
  --ink-700: #1e2d4a;
  --ink-600: #2a3b5c;

  --paper:   #f6f7fb;
  --card:    #ffffff;
  --line:    #e7eaf2;

  --text:    #1f2733;
  --muted:   #6b7688;

  --signal:  #12b6a1;   /* teal — the Cadence accent */
  --signal-600: #0d9787;
  --signal-050: #e4f7f4;

  --violet:  #6d5efc;
  --amber:   #f5a524;
  --rose:    #f24e6e;

  --messenger: #0a7cff;
  --facebook:  #1877f2;
  --instagram: #d6249f;
  --whatsapp:  #25d366;

  --radius: 14px;
  --shadow: 0 1px 2px rgba(16,23,38,.04), 0 8px 24px -12px rgba(16,23,38,.18);
}

* { -webkit-font-smoothing: antialiased; }

body {
  font-family: 'Inter', system-ui, -apple-system, "Segoe UI", sans-serif;
  background: var(--paper);
  color: var(--text);
  font-size: 14px;
  letter-spacing: -0.01em;
}

/* ---------- Layout shell ---------- */
.app { display: flex; min-height: 100vh; }

.sidebar {
  width: 250px;
  flex: 0 0 250px;
  background: var(--ink-900);
  color: #c4ccdb;
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  padding: 20px 14px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 6px 8px 20px;
  color: #fff;
}
.brand .mark {
  width: 34px; height: 34px;
  display: grid; place-items: center;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--signal), var(--violet));
  flex: 0 0 34px;
}
.brand .mark svg { width: 20px; height: 20px; }
.brand .name { font-weight: 700; font-size: 17px; letter-spacing: -0.02em; line-height: 1; }
.brand .sub  { font-size: 11px; color: #7d8aa3; letter-spacing: .04em; text-transform: uppercase; }

.nav-label {
  font-size: 10.5px; letter-spacing: .12em; text-transform: uppercase;
  color: #5c6a86; margin: 18px 10px 6px;
}
.side-link {
  display: flex; align-items: center; gap: 11px;
  padding: 9px 11px; margin: 1px 0;
  border-radius: 10px;
  color: #b3bccd; text-decoration: none;
  font-weight: 500; font-size: 13.5px;
  transition: background .15s, color .15s;
}
.side-link svg { width: 18px; height: 18px; opacity: .85; }
.side-link:hover { background: var(--ink-700); color: #fff; }
.side-link.active { background: var(--ink-700); color: #fff; }
.side-link.active svg { color: var(--signal); opacity: 1; }
.side-link .count {
  margin-left: auto; font-size: 11px; font-weight: 700;
  background: var(--signal); color: #06231f;
  padding: 1px 7px; border-radius: 20px;
}

.side-foot { margin-top: auto; padding-top: 14px; border-top: 1px solid var(--ink-700); }

/* ---------- Main ---------- */
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }

.topbar {
  height: 62px;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  display: flex; align-items: center; gap: 16px;
  padding: 0 26px;
  position: sticky; top: 0; z-index: 20;
}
.topbar h1 { font-size: 18px; font-weight: 700; margin: 0; letter-spacing: -0.02em; }
.topbar .crumb { color: var(--muted); font-size: 12.5px; }

.searchbox {
  margin-left: auto; position: relative; max-width: 320px; width: 100%;
}
.searchbox input {
  width: 100%; border: 1px solid var(--line); border-radius: 10px;
  padding: 8px 12px 8px 34px; background: var(--paper); font-size: 13px;
}
.searchbox svg { position: absolute; left: 11px; top: 9px; width: 16px; height: 16px; color: var(--muted); }

.content { padding: 24px 26px 40px; }

/* ---------- Cards ---------- */
.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}
.card-head {
  display: flex; align-items: center; gap: 10px;
  padding: 16px 18px; border-bottom: 1px solid var(--line);
}
.card-head h2 { font-size: 14.5px; font-weight: 700; margin: 0; }
.card-head .tools { margin-left: auto; display: flex; gap: 8px; }
.card-body { padding: 18px; }

/* ---------- Stat tiles ---------- */
.stat {
  background: var(--card); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow);
  position: relative; overflow: hidden;
}
.stat .ic {
  width: 40px; height: 40px; border-radius: 11px; display: grid; place-items: center;
  margin-bottom: 14px;
}
.stat .ic svg { width: 20px; height: 20px; }
.stat .value { font-size: 27px; font-weight: 800; letter-spacing: -0.03em; line-height: 1; }
.stat .label { color: var(--muted); font-size: 12.5px; margin-top: 5px; }
.stat .delta { font-size: 12px; font-weight: 600; margin-top: 10px; }
.delta.up { color: var(--signal-600); }
.delta.down { color: var(--rose); }
/* the pulse line */
.stat .pulse { position:absolute; right:14px; bottom:12px; opacity:.5; }

.ic.teal   { background: var(--signal-050); color: var(--signal-600); }
.ic.violet { background: #ece9ff; color: var(--violet); }
.ic.amber  { background: #fdf1dc; color: #b9770a; }
.ic.rose   { background: #fde7ec; color: var(--rose); }

/* ---------- Badges ---------- */
.badge-messenger { background: rgba(10,124,255,.12); color: var(--messenger); }
.badge-facebook  { background: rgba(24,119,242,.12); color: var(--facebook); }
.badge-instagram { background: rgba(214,36,159,.12); color: var(--instagram); }
.badge-whatsapp  { background: rgba(37,211,102,.14); color: #128c40; }
.badge { font-weight: 600; padding: .32em .6em; border-radius: 7px; }

.status-dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-open { background: var(--signal); }
.dot-pending { background: var(--amber); }
.dot-closed { background: var(--muted); }

/* ---------- Inbox ---------- */
.inbox { display: grid; grid-template-columns: 320px 1fr; height: calc(100vh - 62px - 48px); }
.thread-list { border-right: 1px solid var(--line); overflow-y: auto; }
.thread {
  display: flex; gap: 11px; padding: 13px 16px; border-bottom: 1px solid var(--line);
  cursor: pointer; text-decoration: none; color: inherit;
}
.thread:hover, .thread.active { background: var(--signal-050); }
.thread .av {
  width: 40px; height: 40px; border-radius: 50%; flex: 0 0 40px;
  background: linear-gradient(135deg, var(--ink-600), var(--ink-800));
  color:#fff; display:grid; place-items:center; font-weight:700; font-size:14px;
}
.thread .who { font-weight: 650; font-size: 13.5px; }
.thread .prev { color: var(--muted); font-size: 12.5px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; max-width: 200px; }
.thread .when { margin-left: auto; font-size: 11px; color: var(--muted); }

.chat-pane { display: flex; flex-direction: column; }
.chat-head { padding: 14px 20px; border-bottom: 1px solid var(--line); display:flex; align-items:center; gap:12px; }
.chat-scroll { flex: 1; overflow-y: auto; padding: 20px; background: var(--paper); }
.bubble { max-width: 62%; padding: 10px 13px; border-radius: 14px; margin-bottom: 10px; font-size: 13.5px; line-height: 1.45; }
.bubble.in  { background: #fff; border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.bubble.out { background: var(--signal); color: #04241f; margin-left: auto; border-bottom-right-radius: 4px; }
.bubble .meta { font-size: 10.5px; opacity: .65; margin-top: 4px; }
.chat-compose { padding: 14px 18px; border-top: 1px solid var(--line); display: flex; flex-direction: column; gap: 10px; }
.window-note { display: flex; align-items: center; gap: 8px; font-size: .82rem; padding: 7px 11px; border-radius: 9px; line-height: 1.35; }
.window-note .status-dot { flex: 0 0 auto; }
.note-agent { background: rgba(245,158,11,.10); color: #92610a; border: 1px solid rgba(245,158,11,.28); }
.note-closed { background: rgba(120,130,150,.10); color: var(--muted); border: 1px solid var(--line); }

/* ---------- Tables ---------- */
.table { font-size: 13.5px; margin: 0; }
.table thead th {
  font-size: 11px; text-transform: uppercase; letter-spacing: .06em;
  color: var(--muted); font-weight: 700; border-bottom: 1px solid var(--line);
  padding: 12px 16px;
}
.table tbody td { padding: 13px 16px; vertical-align: middle; border-bottom: 1px solid var(--line); }
.table tbody tr:hover { background: var(--paper); }

/* ---------- Buttons / inputs ---------- */
.btn-signal { background: var(--signal); border-color: var(--signal); color: #04241f; font-weight: 600; }
.btn-signal:hover { background: var(--signal-600); border-color: var(--signal-600); color:#fff; }
.btn-ink { background: var(--ink-800); border-color: var(--ink-800); color:#fff; font-weight:600; }
.btn-ink:hover { background: var(--ink-900); color:#fff; }
.form-control:focus, .form-select:focus { border-color: var(--signal); box-shadow: 0 0 0 3px var(--signal-050); }
.form-label { font-weight: 600; font-size: 12.5px; margin-bottom: 5px; }
.help { font-size: 12px; color: var(--muted); }

/* ---------- Login ---------- */
.login-wrap { min-height: 100vh; display: grid; place-items: center; background:
  radial-gradient(1200px 500px at 80% -10%, rgba(18,182,161,.14), transparent),
  radial-gradient(900px 500px at 0% 110%, rgba(109,94,252,.14), transparent), var(--ink-900); }
.login-card { width: 380px; background: #fff; border-radius: 18px; padding: 30px; box-shadow: 0 30px 80px -30px rgba(0,0,0,.6); }

/* ---------- QR / WhatsApp ---------- */
.qr-box { display: grid; place-items: center; padding: 24px; background: var(--paper); border-radius: 12px; border: 1px dashed var(--line); }
.conn-pill { display:inline-flex; align-items:center; gap:7px; font-weight:600; font-size:12.5px; padding:5px 12px; border-radius:20px; }
.conn-on  { background: rgba(37,211,102,.14); color:#128c40; }
.conn-off { background: #fde7ec; color: var(--rose); }
.conn-wait{ background: #fdf1dc; color:#b9770a; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .sidebar { position: fixed; left: -260px; z-index: 50; transition: left .2s; }
  .sidebar.open { left: 0; }
  .inbox { grid-template-columns: 1fr; }
  .thread-list { display: none; }
}

*:focus-visible { outline: 2px solid var(--signal); outline-offset: 2px; }
@media (prefers-reduced-motion: reduce) { * { transition: none !important; animation: none !important; } }