:root {
  --bg: #0f172a;
  --panel: #111827;
  --panel-2: #172033;
  --text: #e5e7eb;
  --muted: #94a3b8;
  --line: rgba(148, 163, 184, .18);
  --brand: #38bdf8;
  --ok: #22c55e;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: radial-gradient(circle at top left, #1e3a8a 0, #0f172a 38%, #020617 100%);
  color: var(--text);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 28px;
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  background: rgba(15, 23, 42, .86);
  backdrop-filter: blur(12px);
  z-index: 5;
}
h1 { margin: 0; font-size: 24px; letter-spacing: -.02em; }
.eyebrow { margin: 0 0 4px; color: var(--brand); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .12em; }
button {
  border: 0;
  background: linear-gradient(135deg, #0ea5e9, #22c55e);
  color: white;
  padding: 12px 16px;
  border-radius: 12px;
  font-weight: 800;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(14, 165, 233, .22);
}
.board {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(290px, 1fr);
  gap: 16px;
  overflow-x: auto;
  padding: 22px;
  min-height: calc(100vh - 92px);
}
.column {
  background: rgba(17, 24, 39, .76);
  border: 1px solid var(--line);
  border-radius: 18px;
  min-height: 72vh;
  box-shadow: 0 16px 40px rgba(0,0,0,.18);
}
.column.drag-over { outline: 2px solid var(--brand); }
.column-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px 14px 10px;
  border-bottom: 1px solid var(--line);
}
.column-header h2 { margin: 0; font-size: 15px; }
.column-header span { color: var(--muted); background: rgba(148,163,184,.12); padding: 4px 9px; border-radius: 999px; }
.cards { padding: 12px; display: grid; gap: 12px; }
.card {
  background: linear-gradient(180deg, rgba(30, 41, 59, .98), rgba(15, 23, 42, .98));
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 13px;
  cursor: grab;
}
.card:active { cursor: grabbing; }
.card-title { display: flex; gap: 8px; justify-content: space-between; align-items: start; }
.card-title strong { font-size: 15px; }
em { color: var(--ok); font-size: 11px; font-style: normal; border: 1px solid rgba(34,197,94,.3); border-radius: 999px; padding: 2px 7px; }
.phone, .time { color: var(--muted); font-size: 12px; margin: 6px 0; }
.summary { color: #cbd5e1; font-size: 13px; line-height: 1.35; margin: 10px 0; }
.tags { display: flex; flex-wrap: wrap; gap: 6px; }
.tags span { color: #bfdbfe; background: rgba(59,130,246,.14); border: 1px solid rgba(59,130,246,.22); padding: 3px 7px; border-radius: 999px; font-size: 11px; }
.toast {
  position: fixed;
  right: 18px;
  bottom: 18px;
  background: #020617;
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 12px 14px;
  color: var(--text);
  opacity: 0;
  transform: translateY(8px);
  transition: .2s;
}
.toast.show { opacity: 1; transform: translateY(0); }
.login-page { min-height: 100vh; display: grid; place-items: center; padding: 24px; }
.login-card { width: min(420px, 100%); background: rgba(17,24,39,.9); border: 1px solid var(--line); border-radius: 22px; padding: 28px; box-shadow: 0 24px 70px rgba(0,0,0,.35); }
.login-subtitle { color: var(--muted); margin: 8px 0 22px; }
.login-card form { display: grid; gap: 14px; }
.login-card label { display: grid; gap: 7px; color: #cbd5e1; font-size: 13px; font-weight: 700; }
.login-card input { width: 100%; border: 1px solid var(--line); background: rgba(2,6,23,.7); color: var(--text); border-radius: 12px; padding: 12px 13px; outline: none; }
.login-card input:focus { border-color: var(--brand); }
.login-card button { margin-top: 6px; }
.login-error { background: rgba(239,68,68,.14); border: 1px solid rgba(239,68,68,.35); color: #fecaca; padding: 10px 12px; border-radius: 12px; margin-bottom: 14px; }
.actions { display: flex; gap: 10px; align-items: center; }
.actions form { margin: 0; }
button.secondary { background: rgba(148,163,184,.14); box-shadow: none; border: 1px solid var(--line); color: #cbd5e1; }