/* Discovery Radar — Design System — Light Corporate */

:root {
  --bg-0:    #EEF2F7;
  --bg-1:    #FFFFFF;
  --bg-2:    #F4F7FA;
  --bg-3:    #E8EDF4;
  --line:    rgba(0,0,0,0.07);
  --line-md: rgba(0,0,0,0.13);
  --ink-0:   #0D1B2A;
  --ink-1:   #2C3E52;
  --ink-2:   #566A7F;
  --ink-3:   #8FA3B4;
  --brand:   #1A56DB;
  --brand-dim:  rgba(26,86,219,0.08);
  --brand-glow: rgba(26,86,219,0.22);
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 14px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', monospace;

  --cat-competitors: #C8231E;
  --cat-market:      #2563EB;
  --cat-portais:     #057A55;
  --cat-eventos:     #B45309;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html, body, #root { height: 100%; }

body {
  font-family: var(--font);
  background: var(--bg-0);
  color: var(--ink-1);
  font-size: 14px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

/* ─── Layout ─────────────────────────────────────────── */

.rd-shell {
  display: flex;
  height: 100vh;
  overflow: hidden;
}

/* ─── Sidebar ────────────────────────────────────────── */

.rd-sidebar {
  width: 228px;
  flex-shrink: 0;
  background: var(--bg-1);
  border-right: 1px solid var(--line);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  box-shadow: 1px 0 0 var(--line);
}

.rd-logo {
  padding: 18px 16px 14px;
  border-bottom: 1px solid var(--line);
  flex-shrink: 0;
}
.rd-logo-mark {
  display: flex; align-items: center; gap: 9px;
}
.rd-logo-icon {
  width: 28px; height: 28px; border-radius: 7px;
  background: var(--brand-dim);
  border: 1px solid var(--brand-glow);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.rd-logo-text {
  font-size: 13px; font-weight: 700;
  color: var(--ink-0); letter-spacing: -0.01em;
}
.rd-logo-sub {
  font-size: 10px; color: var(--ink-3); margin-top: 1px;
  text-transform: uppercase; letter-spacing: 0.06em; font-weight: 600;
}

.rd-nav { flex: 1; overflow-y: auto; padding: 10px 8px; }

.rd-nav-section { margin-bottom: 18px; }
.rd-nav-head {
  font: 700 9px/1 var(--font-mono);
  text-transform: uppercase; letter-spacing: .1em;
  color: var(--ink-3); padding: 0 8px; margin-bottom: 4px;
}

.rd-nav-item {
  display: flex; align-items: center; gap: 8px;
  padding: 7px 8px; border-radius: var(--r-sm);
  cursor: pointer; transition: background 0.12s, color 0.12s;
  border: none; background: transparent; width: 100%;
  text-align: left; color: var(--ink-2); font-size: 12.5px;
  font-family: var(--font);
}
.rd-nav-item:hover { background: var(--bg-2); color: var(--ink-1); }
.rd-nav-item.active { background: var(--brand-dim); color: var(--brand); font-weight: 600; }
.rd-nav-item.active .rd-nav-dot { background: var(--brand); }

.rd-nav-dot {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--bg-3); flex-shrink: 0; transition: background 0.12s;
  border: 1px solid var(--line-md);
}
.rd-nav-count {
  margin-left: auto;
  font: 600 10px/1 var(--font-mono);
  background: var(--bg-2); border: 1px solid var(--line);
  padding: 2px 6px; border-radius: 20px; color: var(--ink-3);
}
.rd-nav-item.active .rd-nav-count {
  background: var(--brand-dim); border-color: var(--brand-glow); color: var(--brand);
}

.rd-sidebar-footer {
  padding: 10px 12px;
  border-top: 1px solid var(--line);
  flex-shrink: 0;
  background: var(--bg-2);
}

/* ─── Main ───────────────────────────────────────────── */

.rd-main {
  flex: 1; display: flex; flex-direction: column; overflow: hidden;
}

/* ─── Topbar ─────────────────────────────────────────── */

.rd-topbar {
  height: 52px; flex-shrink: 0;
  border-bottom: 1px solid var(--line);
  padding: 0 20px;
  display: flex; align-items: center; gap: 12px;
  background: var(--bg-1);
  box-shadow: 0 1px 0 var(--line);
}

.rd-topbar-title {
  font-size: 14px; font-weight: 700; color: var(--ink-0);
  flex: 1;
}
.rd-topbar-title span { color: var(--brand); }

.rd-search {
  display: flex; align-items: center; gap: 8px;
  background: var(--bg-2); border: 1px solid var(--line-md);
  border-radius: var(--r-md); padding: 6px 12px;
  width: 240px; transition: border-color 0.15s, box-shadow 0.15s;
}
.rd-search:focus-within {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px var(--brand-dim);
}
.rd-search input {
  flex: 1; background: transparent; border: none; outline: none;
  color: var(--ink-0); font-size: 12.5px; font-family: var(--font);
}
.rd-search input::placeholder { color: var(--ink-3); }
.rd-search-ico { color: var(--ink-3); flex-shrink: 0; }

.rd-refresh-btn {
  display: flex; align-items: center; gap: 6px;
  padding: 6px 14px; border-radius: var(--r-sm);
  border: 1px solid var(--line-md); background: var(--bg-1);
  color: var(--ink-2); font-size: 12px; font-family: var(--font); font-weight: 500;
  cursor: pointer; transition: all 0.15s; white-space: nowrap;
}
.rd-refresh-btn:hover {
  border-color: var(--brand); color: var(--brand);
  background: var(--brand-dim);
}
.rd-refresh-btn.loading { opacity: 0.5; cursor: not-allowed; }
.rd-refresh-btn svg { transition: transform 0.15s; }
.rd-refresh-btn.loading svg { animation: spin 1s linear infinite; }

@keyframes spin { to { transform: rotate(360deg); } }

/* ─── Stats strip ────────────────────────────────────── */

.rd-stats-strip {
  display: flex; gap: 0;
  border-bottom: 1px solid var(--line);
  background: var(--bg-1); flex-shrink: 0;
  overflow-x: auto;
}
.rd-stat-chip {
  display: flex; flex-direction: column;
  padding: 10px 22px; border-right: 1px solid var(--line);
  white-space: nowrap;
}
.rd-stat-chip:last-child { border-right: none; }
.rd-stat-label {
  font: 700 9px/1 var(--font-mono);
  text-transform: uppercase; letter-spacing: .08em; color: var(--ink-3); margin-bottom: 4px;
}
.rd-stat-value { font-size: 20px; font-weight: 800; color: var(--ink-0); line-height: 1; }
.rd-stat-value.brand { color: var(--brand); }
.rd-stat-value.comp  { color: var(--cat-competitors); }
.rd-stat-value.mkt   { color: var(--cat-market); }
.rd-stat-value.port  { color: var(--cat-portais); }
.rd-stat-value.evt   { color: var(--cat-eventos); }

/* ─── Feed ───────────────────────────────────────────── */

.rd-feed {
  flex: 1; overflow-y: auto; padding: 20px;
  display: flex; flex-direction: column; gap: 8px;
}

.rd-feed-empty {
  display: flex; flex-direction: column; align-items: center;
  justify-content: center; flex: 1; gap: 10px;
  color: var(--ink-3); text-align: center; padding: 60px 20px;
}
.rd-feed-empty p { font-size: 13px; color: var(--ink-2); }

/* ─── Item card ──────────────────────────────────────── */

.rd-item {
  background: var(--bg-1);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
  padding: 14px 16px;
  cursor: pointer;
  transition: box-shadow 0.15s, border-color 0.15s;
  text-decoration: none; display: block; color: inherit;
  box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.rd-item:hover {
  border-color: var(--line-md);
  box-shadow: 0 3px 10px rgba(0,0,0,0.09);
}
.rd-item.new-item { border-left: 3px solid var(--brand); }

.rd-item-meta {
  display: flex; align-items: center; gap: 8px;
  margin-bottom: 8px;
}
.rd-item-source {
  font: 700 10px/1 var(--font-mono);
  padding: 3px 7px; border-radius: 4px;
  border: 1px solid transparent;
}
.rd-item-cat {
  font: 600 9.5px/1 var(--font-mono);
  text-transform: uppercase; letter-spacing: .06em;
}
.rd-item-cat.competitors { color: var(--cat-competitors); }
.rd-item-cat.market      { color: var(--cat-market); }
.rd-item-cat.portais     { color: var(--cat-portais); }
.rd-item-cat.eventos     { color: var(--cat-eventos); }

.rd-item-date {
  margin-left: auto;
  font: 500 11px/1 var(--font-mono); color: var(--ink-3);
}
.rd-new-badge {
  font: 700 9px/1 var(--font-mono);
  background: var(--brand-dim); color: var(--brand);
  border: 1px solid var(--brand-glow);
  padding: 2px 6px; border-radius: 4px; letter-spacing: .04em;
}

.rd-item-title {
  font-size: 13.5px; font-weight: 600; color: var(--ink-0);
  line-height: 1.4; margin-bottom: 5px;
}
.rd-item-desc {
  font-size: 12px; color: var(--ink-2); line-height: 1.55;
  display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical;
  overflow: hidden;
}
.rd-item-link {
  margin-top: 8px;
  font: 600 11px/1 var(--font-mono); color: var(--brand); opacity: 0.65;
}

/* ─── Loading skeleton ───────────────────────────────── */

.rd-skeleton {
  background: var(--bg-1); border: 1px solid var(--line);
  border-radius: var(--r-md); padding: 14px 16px;
  display: flex; flex-direction: column; gap: 8px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.04);
}
.rd-skel-line {
  height: 10px; border-radius: 4px;
  background: linear-gradient(90deg, var(--bg-2) 25%, var(--bg-3) 50%, var(--bg-2) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
}
@keyframes shimmer { to { background-position: -200% 0; } }

/* ─── Scrollbar ──────────────────────────────────────── */

::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--bg-3); border-radius: 10px; }
::-webkit-scrollbar-thumb:hover { background: var(--ink-3); }

/* ─── Source filter pills ────────────────────────────── */

.rd-source-pills {
  display: flex; gap: 6px; flex-wrap: wrap;
  padding: 10px 20px; border-bottom: 1px solid var(--line);
  background: var(--bg-1); flex-shrink: 0;
  overflow-x: auto;
}
.rd-pill {
  display: flex; align-items: center; gap: 5px;
  padding: 4px 11px; border-radius: 20px;
  border: 1px solid var(--line-md); background: var(--bg-2);
  font-size: 11.5px; font-family: var(--font); font-weight: 500;
  color: var(--ink-2); cursor: pointer; transition: all 0.12s;
  white-space: nowrap;
}
.rd-pill:hover { border-color: var(--brand); color: var(--brand); background: var(--brand-dim); }
.rd-pill.active { color: var(--brand); border-color: var(--brand); background: var(--brand-dim); font-weight: 600; }
.rd-pill-dot { width: 6px; height: 6px; border-radius: 50%; }