:root {
  --ink: #17233f;
  --muted: #6e7890;
  --line: #dfe4ec;
  --surface: #ffffff;
  --background: #f4f6f9;
  --accent: #e86f3a;
  --accent-dark: #bd4f22;
  --success: #1f7a4d;
  --error: #a42b2b;
  --warning: #9a6500;
}

* { box-sizing: border-box; }
body { margin: 0; font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; color: var(--ink); background: var(--background); }
a { color: #315aa8; text-decoration: none; }
a:hover { text-decoration: underline; }
.topbar { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 20px; padding: 14px 5vw; background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.brand { color: var(--ink); font-size: 1.1rem; font-weight: 800; }
.topbar nav { display: flex; flex-wrap: wrap; gap: 18px; }
.container { width: min(1180px, 92vw); margin: 32px auto 60px; }
.page-heading { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
h1 { margin: 0; font-size: clamp(1.7rem, 3vw, 2.4rem); }
h2 { margin-top: 0; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 22px; box-shadow: 0 8px 25px rgba(28, 42, 72, 0.06); }
.stats-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; margin-bottom: 18px; }
.stat span { color: var(--muted); display: block; margin-bottom: 6px; }
.stat strong { font-size: 1.8rem; }
.filters { display: grid; grid-template-columns: 2fr repeat(5, minmax(120px, 1fr)); gap: 14px; margin-bottom: 18px; align-items: end; }
.filter-actions { grid-column: 1 / -1; display: flex; flex-wrap: wrap; gap: 10px; }
label { display: grid; gap: 7px; color: var(--ink); font-weight: 650; margin-bottom: 16px; }
input, select, textarea { width: 100%; border: 1px solid #bfc8d7; border-radius: 9px; padding: 11px 12px; font: inherit; color: var(--ink); background: #fff; }
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(49, 90, 168, 0.18); border-color: #315aa8; }
small, .muted { color: var(--muted); font-weight: 400; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 42px; padding: 10px 16px; border: 0; border-radius: 9px; background: var(--accent); color: #fff; font: inherit; font-weight: 750; cursor: pointer; text-decoration: none; }
.button:hover { background: var(--accent-dark); text-decoration: none; }
.button-secondary { background: #e9edf4; color: var(--ink); }
.button-secondary:hover { background: #d9e0ea; }
.button-row, .page-actions { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 18px; }
.table-card { padding: 0; overflow: hidden; }
.table-summary { padding: 16px 20px; color: var(--muted); border-bottom: 1px solid var(--line); }
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 15px 18px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { color: var(--muted); font-size: 0.82rem; text-transform: uppercase; letter-spacing: 0.05em; }
tr:last-child td { border-bottom: 0; }
.empty { text-align: center; color: var(--muted); padding: 36px; }
.status { display: inline-flex; border-radius: 999px; padding: 5px 9px; background: #e8ecf3; font-size: 0.82rem; font-weight: 750; }
.status-new, .status-active { background: #e6f4eb; color: var(--success); }
.status-contacted { background: #e8effc; color: #315aa8; }
.status-qualified { background: #fff4d6; color: var(--warning); }
.status-closed { background: #eae7f8; color: #57419a; }
.status-spam, .status-inactive { background: #f8e5e5; color: var(--error); }
.pagination { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 20px; }
.pagination a { min-width: 38px; min-height: 38px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 8px; background: #fff; }
.pagination a.active { background: var(--ink); color: #fff; }
.detail-grid { display: grid; grid-template-columns: minmax(0, 2fr) minmax(280px, 1fr); gap: 18px; align-items: start; }
.split-grid { display: grid; grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.5fr); gap: 18px; align-items: start; }
.metadata { display: grid; grid-template-columns: 130px 1fr; gap: 10px 16px; margin: 20px 0 28px; }
.metadata dt { color: var(--muted); }
.metadata dd { margin: 0; overflow-wrap: anywhere; }
.field-list { display: grid; gap: 12px; }
.field-list > div { border: 1px solid var(--line); border-radius: 10px; padding: 14px; }
.field-list span { color: var(--muted); font-size: 0.84rem; font-weight: 700; }
.field-list p { margin: 7px 0 0; white-space: normal; overflow-wrap: anywhere; }
.auth-card { max-width: 460px; margin: 70px auto; }
.alert { border-radius: 10px; padding: 13px 15px; margin-bottom: 16px; }
.alert-success { background: #e5f5eb; color: var(--success); }
.alert-error { background: #fae8e8; color: var(--error); }
.alert-info { background: #e9effa; color: #315aa8; }
.connector-card pre { background: #111827; color: #f9fafb; border-radius: 10px; padding: 14px; overflow: auto; white-space: pre-wrap; overflow-wrap: anywhere; }
.footer { color: var(--muted); text-align: center; padding: 20px; font-size: 0.85rem; }

@media (max-width: 900px) {
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .filters { grid-template-columns: 1fr 1fr; }
  .detail-grid, .split-grid { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .topbar { align-items: flex-start; flex-direction: column; }
  .topbar nav { gap: 12px; }
  .container { width: min(94vw, 1180px); margin-top: 22px; }
  .stats-grid, .filters { grid-template-columns: 1fr; }
  .card { padding: 17px; }
  th, td { padding: 12px; }
  .metadata { grid-template-columns: 1fr; gap: 4px; }
}