:root{
  --bg:#eef1f5;
  --bg2:#f6f7fa;
  --card:#ffffff;
  --text:#0f172a;
  --muted:#5b677a;
  --border:#d7dde7;
  --shadow: 0 10px 28px rgba(15,23,42,.08);
  --radius:14px;
  --font: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;

  /* accents */
  --ops:#0ea5a5;
  --sales:#7c3aed;
  --content:#f59e0b;
  --briefing:#2563eb;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family:var(--font);
  background: radial-gradient(900px 520px at 10% -20%, rgba(37,99,235,.10), transparent 55%),
              radial-gradient(900px 520px at 90% 0%, rgba(14,165,165,.10), transparent 55%),
              radial-gradient(900px 520px at 40% 120%, rgba(245,158,11,.10), transparent 55%),
              var(--bg);
  color:var(--text);
}

.topbar{
  padding:14px 16px 10px;
  display:grid;
  grid-template-columns: 1fr auto;
  gap:10px;
  border-bottom:1px solid var(--border);
  background: linear-gradient(180deg, rgba(246,247,250,.95), rgba(246,247,250,.75));
  position:sticky;
  top:0;
  backdrop-filter: blur(10px);
  z-index:5;
}

.brand{ display:flex; flex-direction:column; }

h1{ margin:0; font-size:18px; letter-spacing:.2px; }
.sub{ margin:4px 0 0; color:var(--muted); font-size:13px; }

.actions{ display:flex; align-items:center; gap:10px; justify-content:flex-end; flex-wrap:wrap; }
button{
  border:1px solid var(--border);
  background: rgba(255,255,255,.9);
  color:var(--text);
  padding:9px 12px;
  border-radius:10px;
  cursor:pointer;
  transition: transform .05s ease, border-color .15s ease, background .15s ease;
  font-size:13px;
}
button:hover{ border-color: rgba(37,99,235,.35); background: rgba(255,255,255,1); }
button:active{ transform: translateY(1px); }

.primary{ border-color: rgba(37,99,235,.35); background: rgba(37,99,235,.08); }

.badge{
  font-size:11px;
  color: var(--muted);
  border:1px solid var(--border);
  padding:4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.85);
}
.badge.pri-high{ border-color: rgba(245,158,11,.45); color: rgba(160,90,0,.95); }
.badge.pri-med{ border-color: rgba(37,99,235,.35); color: rgba(37,99,235,.95); }
.badge.pri-low{ border-color: rgba(14,165,165,.35); color: rgba(14,165,165,.95); }

/* Tabs */
.tabs{
  grid-column: 1 / -1;
  display:flex;
  gap:8px;
  padding-top: 4px;
  flex-wrap:wrap;
}
.tab{
  border-radius: 999px;
  padding: 8px 12px;
  font-weight: 650;
}
.tab[data-active="true"]{
  border-color: rgba(15,23,42,.15);
  box-shadow: 0 6px 18px rgba(15,23,42,.10);
}
.tab[data-tab-btn="ops"][data-active="true"]{ background: rgba(14,165,165,.12); color: #0b6b6b; }
.tab[data-tab-btn="sales"][data-active="true"]{ background: rgba(124,58,237,.12); color: #4c1d95; }
.tab[data-tab-btn="content"][data-active="true"]{ background: rgba(245,158,11,.14); color: #92400e; }
.tab[data-tab-btn="briefing"][data-active="true"]{ background: rgba(37,99,235,.12); color: #1e40af; }

/* Layout */
.grid{
  padding:16px;
  display:grid;
  grid-template-columns: minmax(0, 1fr);
  gap:14px;
}

.card{
  background: linear-gradient(180deg, rgba(255,255,255,.98), rgba(255,255,255,.92));
  border:1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:14px;
  min-height: 220px;
}

.card h2{
  margin:0;
  font-size:13px;
  color: var(--muted);
  letter-spacing:.6px;
  text-transform: uppercase;
}

.row{ display:flex; align-items:center; justify-content:space-between; gap:10px; }
.row-actions{ display:flex; gap:10px; }

.kicker{
  color: var(--muted);
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: .6px;
  margin: 10px 0 8px;
}

.muted{ color: var(--muted); font-size: 12px; }

.listPlain{ display:flex; flex-direction:column; gap:10px; margin-top:10px; }
.item{
  border: 1px solid rgba(15,23,42,.10);
  border-left: 4px solid rgba(37,99,235,.35);
  border-radius: 12px;
  padding: 10px;
  background: rgba(246,247,250,.75);
}

/* Color per tab panel */
[data-tab="ops"] .item{ border-left-color: rgba(14,165,165,.55); }
[data-tab="sales"] .item{ border-left-color: rgba(124,58,237,.45); }
[data-tab="content"] .item{ border-left-color: rgba(245,158,11,.55); }
[data-tab="briefing"] .item{ border-left-color: rgba(37,99,235,.45); }

.item .ttl{ font-weight: 750; line-height: 1.25; }
.item .meta{ margin-top: 6px; display:flex; flex-wrap:wrap; gap:8px; }
.pill{ font-size: 11px; padding: 3px 8px; border-radius: 999px; border: 1px solid rgba(15,23,42,.12); color: var(--muted); background: rgba(255,255,255,.85); }

.split{ display:grid; grid-template-columns: 1fr; gap:12px; margin-top:10px; }

/* Briefing */
.briefing{
  margin-top: 10px;
  display:grid;
  grid-template-columns: 1fr;
  gap: 12px;
}
.briefing-block{
  border: 1px solid rgba(15,23,42,.10);
  border-radius: 12px;
  padding: 12px;
  background: rgba(246,247,250,.85);
}
.big{ font-size: 20px; font-weight: 800; }

/* AI news */
.aiNews{ display:flex; flex-direction:column; gap:8px; }
.aiItem{ display:flex; gap:10px; align-items:flex-start; }
.aiItem::before{ content:"•"; color: rgba(37,99,235,.85); font-weight:900; line-height:1.1; margin-top: 2px; }
.aiItem .src{ display:none; }
.aiItem .ttl{ font-weight: 750; line-height: 1.25; }
.aiItem .sum{ margin-top: 2px; font-size: 13px; color: var(--muted); }
.aiItem a{ color: rgba(37,99,235,.95); text-decoration: none; }
.aiItem a:hover{ text-decoration: underline; }

/* Panels */
.tab-panel{ display:none; }
.tab-panel[data-active="true"]{ display:block; }

.footer{
  padding: 12px 16px 22px;
  color: var(--muted);
  font-size:12px;
  display:flex;
  align-items:center;
  justify-content:center;
}

@media (min-width: 980px){
  .grid{ grid-template-columns: minmax(0, 1fr); }
  .briefing{ grid-template-columns: 1fr 1fr; }
  .split{ grid-template-columns: 1fr 1fr; }
}