:root {
  --bg: #f4f6f9;
  --card: #ffffff;
  --text: #17212b;
  --muted: #6b7a89;
  --line: #e4e9ef;
  --primary: #2481cc;
  --primary-soft: #e8f2fb;
  --green: #1f9d55;
  --green-soft: #e3f6ea;
  --red: #d93f3f;
  --red-soft: #fdeaea;
  --amber: #c27c0e;
  --amber-soft: #fdf3e1;
  --gray-soft: #eef1f4;
  --radius: 12px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1720; --card: #17212b; --text: #e7edf3; --muted: #8b9aa9; --line: #263443;
    --primary: #3e9be0; --primary-soft: #1b2e40; --green: #3cc47c; --green-soft: #173528;
    --red: #f06a6a; --red-soft: #3a1f22; --amber: #e6a23c; --amber-soft: #3a2e17; --gray-soft: #22303d;
    --shadow: none; color-scheme: dark;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Inter, Arial, sans-serif;
  background: var(--bg); color: var(--text);
}
a { color: var(--primary); text-decoration: none; }
.hidden { display: none !important; }
.muted { color: var(--muted); }
.small { font-size: 12px; }
.err { color: var(--red); min-height: 18px; margin-top: 8px; font-size: 13px; }
.num { font-variant-numeric: tabular-nums; }
.right { text-align: right; }
.row { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.row.between { justify-content: space-between; }
.grow { flex: 1; }
.mt { margin-top: 16px; }
.mb { margin-bottom: 16px; }

/* Login */
.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login-card { background: var(--card); padding: 32px; border-radius: 16px; box-shadow: var(--shadow); width: 100%; max-width: 360px; text-align: center; border: 1px solid var(--line); }
.login-card h1 { margin: 12px 0 4px; font-size: 22px; }
.login-card input { margin: 20px 0 12px; }

/* Layout */
.layout { display: flex; min-height: 100vh; }
.sidebar { width: 232px; background: var(--card); border-right: 1px solid var(--line); display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; flex-shrink: 0; }
.brand { display: flex; align-items: center; gap: 10px; padding: 18px 18px 14px; font-size: 16px; }
.logo { width: 30px; height: 30px; border-radius: 8px; background: var(--primary); color: #fff; display: grid; place-items: center; font-size: 15px; }
.logo.big { width: 56px; height: 56px; font-size: 26px; border-radius: 14px; margin: 0 auto; }
.sidebar nav { display: flex; flex-direction: column; padding: 6px 10px; gap: 2px; }
.sidebar nav a { display: flex; gap: 10px; align-items: center; padding: 9px 10px; border-radius: 8px; color: var(--text); font-weight: 500; }
.sidebar nav a i { font-style: normal; width: 18px; text-align: center; color: var(--muted); }
.sidebar nav a:hover { background: var(--gray-soft); }
.sidebar nav a.active { background: var(--primary-soft); color: var(--primary); }
.sidebar nav a.active i { color: var(--primary); }
.side-foot { margin-top: auto; padding: 14px; border-top: 1px solid var(--line); }
.balance-mini { font-size: 12px; color: var(--muted); margin-bottom: 10px; }
.balance-mini b { display: block; font-size: 18px; color: var(--text); }
.main { flex: 1; min-width: 0; }
.topbar { display: flex; align-items: center; gap: 12px; padding: 16px 28px; border-bottom: 1px solid var(--line); background: var(--card); position: sticky; top: 0; z-index: 5; }
.topbar h2 { margin: 0; font-size: 18px; flex: 1; }
.top-actions { display: flex; gap: 8px; }
.view { padding: 24px 28px 60px; max-width: 1400px; }
.menu-btn { display: none; }

/* Elements */
.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); padding: 18px; }
.card h3 { margin: 0 0 12px; font-size: 15px; }
.card + .card { margin-top: 16px; }
.grid { display: grid; gap: 16px; }
.g2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.g3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.g4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.kpis { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.kpi { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); }
.kpi .label { color: var(--muted); font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
.kpi .value { font-size: 22px; font-weight: 650; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .sub { font-size: 12px; color: var(--muted); margin-top: 2px; }
.kpi.accent { background: var(--primary); border-color: var(--primary); color: #fff; }
.kpi.accent .label, .kpi.accent .sub { color: rgba(255,255,255,.8); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 6px; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); font: inherit; font-weight: 550; cursor: pointer; white-space: nowrap; }
.btn:hover { background: var(--gray-soft); }
.btn.primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn.primary:hover { filter: brightness(1.07); }
.btn.danger { color: var(--red); }
.btn.danger.solid { background: var(--red); border-color: var(--red); color: #fff; }
.btn.ghost { background: transparent; }
.btn.sm { padding: 5px 10px; font-size: 13px; }
.btn.block { width: 100%; }
.btn:disabled { opacity: .55; cursor: default; }
.icon-btn { border: 0; background: transparent; font-size: 20px; cursor: pointer; color: var(--text); padding: 4px 8px; }

input, select, textarea { width: 100%; padding: 9px 11px; border-radius: 8px; border: 1px solid var(--line); background: var(--card); color: var(--text); font: inherit; }
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary-soft); border-color: var(--primary); }
textarea { resize: vertical; min-height: 80px; }
.f { display: block; margin-bottom: 14px; }
.f > span { display: block; font-weight: 600; font-size: 13px; margin-bottom: 6px; }
.f > small { display: block; color: var(--muted); font-size: 12px; margin-top: 4px; }
.check { display: flex; gap: 8px; align-items: center; margin-bottom: 10px; cursor: pointer; }
.check input { width: auto; }
.seg { display: inline-flex; background: var(--gray-soft); border-radius: 9px; padding: 3px; gap: 2px; flex-wrap: wrap; }
.seg button { border: 0; background: transparent; padding: 6px 12px; border-radius: 7px; font: inherit; font-weight: 550; cursor: pointer; color: var(--muted); }
.seg button.on { background: var(--card); color: var(--text); box-shadow: var(--shadow); }

/* Table */
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 10px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
th { font-size: 12px; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .03em; background: var(--card); position: sticky; top: 0; cursor: default; }
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--text); }
tbody tr:hover { background: var(--gray-soft); }
tbody tr:last-child td { border-bottom: 0; }
tfoot td { font-weight: 650; border-top: 2px solid var(--line); border-bottom: 0; }
td.title-cell { white-space: normal; min-width: 200px; max-width: 320px; }
td.title-cell .t { font-weight: 600; }
td.title-cell .d { color: var(--muted); font-size: 12px; overflow: hidden; text-overflow: ellipsis; display: -webkit-box; -webkit-line-clamp: 1; -webkit-box-orient: vertical; }

.badge { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: 12px; font-weight: 600; background: var(--gray-soft); color: var(--muted); }
.badge.active { background: var(--green-soft); color: var(--green); }
.badge.in_review, .badge.ready_for_review { background: var(--amber-soft); color: var(--amber); }
.badge.declined { background: var(--red-soft); color: var(--red); }
.badge.on_hold, .badge.paused { background: var(--primary-soft); color: var(--primary); }

.empty { text-align: center; padding: 40px 16px; color: var(--muted); }
.loading { padding: 40px; text-align: center; color: var(--muted); }
.spinner { width: 22px; height: 22px; border: 3px solid var(--line); border-top-color: var(--primary); border-radius: 50%; animation: spin .8s linear infinite; display: inline-block; vertical-align: middle; }
@keyframes spin { to { transform: rotate(360deg); } }
.chart-box { position: relative; height: 300px; }
.chart-box.sm { height: 220px; }

/* Chips / multi select */
.ms { position: relative; }
.ms-box { display: flex; flex-wrap: wrap; gap: 6px; padding: 6px; border: 1px solid var(--line); border-radius: 8px; background: var(--card); min-height: 40px; cursor: text; }
.ms-box input { border: 0; outline: 0; padding: 4px; flex: 1; min-width: 120px; background: transparent; width: auto; }
.chip { display: inline-flex; align-items: center; gap: 6px; background: var(--primary-soft); color: var(--primary); border-radius: 6px; padding: 3px 4px 3px 8px; font-size: 13px; font-weight: 550; }
.chip img { width: 18px; height: 18px; border-radius: 50%; }
.chip button { border: 0; background: transparent; color: inherit; cursor: pointer; font-size: 14px; line-height: 1; padding: 0 4px; }
.chip.bad { background: var(--red-soft); color: var(--red); }
.ms-list { position: absolute; left: 0; right: 0; top: calc(100% + 4px); max-height: 240px; overflow-y: auto; background: var(--card); border: 1px solid var(--line); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.12); z-index: 20; }
.ms-list div { padding: 8px 12px; cursor: pointer; }
.ms-list div:hover, .ms-list div.hl { background: var(--primary-soft); }

/* Ad form */
.form-layout { display: grid; grid-template-columns: minmax(0, 1fr) 340px; gap: 20px; align-items: start; }
.preview-col { position: sticky; top: 84px; }
.ad-preview { background: var(--gray-soft); border-radius: var(--radius); padding: 16px; }
.ad-bubble { background: var(--card); border-radius: 12px; overflow: hidden; box-shadow: var(--shadow); }
.ad-bubble .media { aspect-ratio: 16/9; background: var(--line); display: grid; place-items: center; color: var(--muted); }
.ad-bubble .media img, .ad-bubble .media video { width: 100%; height: 100%; object-fit: cover; }
.ad-bubble .body { padding: 10px 12px; }
.ad-bubble .sponsored { font-size: 12px; color: var(--primary); font-weight: 600; margin-bottom: 4px; }
.ad-bubble .txt { white-space: pre-wrap; word-break: break-word; }
.ad-bubble .cta { border-top: 1px solid var(--line); text-align: center; padding: 10px; color: var(--primary); font-weight: 600; }
.counter { float: right; font-weight: 500; color: var(--muted); }
.counter.over { color: var(--red); }
.section-title { font-size: 13px; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin: 6px 0 12px; font-weight: 700; }

/* Schedule grid */
.sched { overflow-x: auto; }
.sched table { border-collapse: separate; border-spacing: 2px; width: auto; }
.sched td, .sched th { padding: 0; border: 0; background: transparent; position: static; }
.sched th { font-size: 10px; text-transform: none; width: 18px; text-align: center; }
.sched td.day { font-size: 12px; padding-right: 6px; color: var(--muted); }
.sched td.h { width: 18px; height: 20px; background: var(--gray-soft); border-radius: 3px; cursor: pointer; }
.sched td.h.on { background: var(--primary); }

/* Modal */
.modal-bg { position: fixed; inset: 0; background: rgba(10, 15, 20, .45); display: grid; place-items: center; z-index: 50; padding: 16px; }
.modal { background: var(--card); border-radius: 14px; width: 100%; max-width: 440px; max-height: 90vh; overflow-y: auto; padding: 22px; box-shadow: 0 20px 50px rgba(0,0,0,.25); }
.modal.wide { max-width: 720px; }
.modal h3 { margin: 0 0 14px; }
.modal .actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 18px; }

/* Toasts */
.toasts { position: fixed; bottom: 20px; right: 20px; display: flex; flex-direction: column; gap: 8px; z-index: 60; }
.toast { background: var(--text); color: var(--card); padding: 10px 16px; border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,.2); max-width: 360px; animation: up .2s ease; }
.toast.error { background: var(--red); color: #fff; }
.toast.ok { background: var(--green); color: #fff; }
@keyframes up { from { transform: translateY(10px); opacity: 0; } }

/* Dropdown menu */
.dd { position: relative; display: inline-block; }
.dd-menu { position: absolute; right: 0; top: calc(100% + 4px); background: var(--card); border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 10px 30px rgba(0,0,0,.14); min-width: 190px; z-index: 30; padding: 4px; }
.dd-menu button { display: block; width: 100%; text-align: left; border: 0; background: transparent; padding: 8px 12px; border-radius: 6px; font: inherit; cursor: pointer; color: var(--text); }
.dd-menu button:hover { background: var(--gray-soft); }
.dd-menu button.danger { color: var(--red); }

.kv { display: grid; grid-template-columns: 160px 1fr; gap: 8px 16px; }
.kv dt { color: var(--muted); }
.kv dd { margin: 0; word-break: break-word; }
pre.code { background: var(--gray-soft); padding: 12px; border-radius: 8px; overflow-x: auto; font-size: 12px; white-space: pre-wrap; word-break: break-all; }

@media (max-width: 1100px) {
  .form-layout { grid-template-columns: 1fr; }
  .preview-col { position: static; }
  .g4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 760px) {
  .sidebar { position: fixed; left: 0; top: 0; z-index: 40; transform: translateX(-100%); transition: transform .2s; }
  .sidebar.open { transform: none; box-shadow: 0 0 40px rgba(0,0,0,.2); }
  .menu-btn { display: block; }
  .topbar { padding: 12px 16px; }
  .view { padding: 16px 16px 60px; }
  .g2, .g3, .g4 { grid-template-columns: 1fr; }
  .kv { grid-template-columns: 1fr; gap: 2px; }
  .kv dd { margin-bottom: 8px; }
  .top-actions .btn span.lbl { display: none; }
}