:root {
  --bg: #0b1220;
  --bg-2: #0f172a;
  --panel: #0f172a;
  --panel-2: #0b1324;
  --text: #e5e7eb;
  --muted: #a7b0bf;
  --accent: #6ee7f9;
  --accent-2: #38bdf8;
  --warn: #fbbf24; /* amber-400 */
  --border: #1f2937;
  --shadow: 0 8px 24px rgba(2, 6, 23, 0.45);
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, Noto Sans, sans-serif;
  background: radial-gradient(1200px 600px at 10% -10%, rgba(56,189,248,0.09), transparent),
              radial-gradient(800px 400px at 90% 10%, rgba(110,231,249,0.07), transparent),
              linear-gradient(180deg, var(--bg), var(--bg-2));
  color: var(--text);
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 20px; }

.topbar { position: sticky; top: 0; z-index: 10; backdrop-filter: blur(6px);
  background: linear-gradient(180deg, rgba(8,12,24,0.85), rgba(8,12,24,0.6)); border-bottom: 1px solid rgba(56,189,248,0.12); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: 0.2px; }
.logo { width: 32px; height: 32px; border-radius: 10px; display: grid; place-items: center; font-weight: 800; color: #06212a;
  background: linear-gradient(135deg, var(--accent), var(--accent-2)); box-shadow: var(--shadow); }
.brand-name { font-size: 16px; }
.nav-actions { display: flex; gap: 8px; }

main.container { padding: 24px 20px; display: grid; gap: 16px; }

.card { background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
  border: 1px solid var(--border); border-radius: 14px; padding: 18px; box-shadow: var(--shadow); }

.hero h1 { margin: 0 0 6px; font-size: 28px; }
.subtitle { margin: 0; color: var(--muted); }

.instructions ol { margin: 10px 0 0 18px; line-height: 1.6; }
.instructions .tips { margin-top: 12px; display: grid; gap: 6px; }
.instructions .note { color: var(--muted); }

.uploader { display: grid; gap: 14px; }
.uploader-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; }
.hint { color: var(--muted); font-size: 13px; }

.button { background: var(--panel); color: var(--text); border: 1px solid var(--border);
  padding: 10px 14px; border-radius: 10px; cursor: pointer; font-weight: 600; }
.button.primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #06131a; border: 0; }
.button:disabled { opacity: 0.5; cursor: not-allowed; }
.button:hover:not(:disabled) { filter: brightness(1.05); }

#fileInput { display: none; }

.dropzone { border: 2px dashed rgba(56,189,248,0.25); border-radius: 14px; padding: 26px; text-align: center;
  color: var(--muted); background: rgba(110,231,249,0.03); transition: 0.2s ease; display: grid; gap: 6px; justify-items: center; }
.dropzone svg { color: var(--accent-2); }
.dropzone .dz-title { color: var(--text); font-weight: 600; }
.dropzone .dz-sub { font-size: 13px; }
.dropzone.hover { border-color: var(--accent-2); color: var(--text); background: rgba(56,189,248,0.08); }

.status { color: var(--muted); font-size: 14px; }

.summary.hidden, .results.hidden { display: none; }

.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px; margin-top: 8px; }
.stat-card { background: rgba(255,255,255,0.03); border: 1px dashed rgba(56,189,248,0.18); border-radius: 12px; padding: 12px; }
.stat-label { color: var(--muted); font-size: 13px; }
.stat-value { font-size: 26px; font-weight: 800; letter-spacing: 0.3px; }

.summary .actions { display: flex; gap: 10px; margin-top: 12px; }

.results { display: grid; gap: 16px; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.results .column { padding: 0; }
.column .column-header { display: flex; align-items: center; justify-content: space-between; padding: 12px 14px; border-bottom: 1px solid var(--border); }
.column h3 { margin: 0; font-size: 16px; }
.chip { background: rgba(56,189,248,0.14); color: var(--accent-2); font-weight: 700; padding: 4px 8px; border-radius: 999px; }

.column-filter { padding: 10px 14px; border-bottom: 1px solid var(--border); }
.column-batch { padding: 10px 14px; border-bottom: 1px solid var(--border); display:flex; align-items:center; gap: 8px; flex-wrap: wrap; }
.batch-input { width: 90px; }
.inline-warning { color: var(--warn); font-size: 12px; }
.search {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 10px;
  padding: 10px 12px;
  outline: none;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.search::placeholder { color: var(--muted); }
.search:focus { border-color: var(--accent-2); box-shadow: 0 0 0 3px rgba(56,189,248,0.15); }

.list { list-style: none; padding: 8px 14px 12px; margin: 0; max-height: 440px; overflow: auto; }
.list li { padding: 8px 0; border-bottom: 1px dashed rgba(255,255,255,0.06); display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.list a { color: var(--accent-2); text-decoration: none; }
.list a:hover { text-decoration: underline; }

.item-left { flex: 1 1 auto; min-width: 0; overflow: hidden; text-overflow: ellipsis; }
.item-actions { flex: 0 0 auto; display: flex; gap: 8px; }
.unfollow-btn {
  font-size: 12px; line-height: 1; padding: 7px 10px; border-radius: 8px; cursor: pointer;
  border: 1px solid rgba(239,68,68,0.35); background: rgba(239,68,68,0.08); color: #fca5a5;
}
.unfollow-btn:hover { border-color: rgba(239,68,68,0.8); color: #fecaca; }

.view-btn {
  font-size: 12px; line-height: 1; padding: 7px 10px; border-radius: 8px; cursor: pointer;
  border: 1px solid rgba(56,189,248,0.35); background: rgba(56,189,248,0.08); color: var(--accent-2);
}
.view-btn:hover { border-color: rgba(56,189,248,0.8); color: #a5e3ff; }

.view-remove-btn {
  font-size: 12px; line-height: 1; padding: 7px 10px; border-radius: 8px; cursor: pointer;
  border: 1px solid rgba(56,189,248,0.35); background: rgba(56,189,248,0.08); color: var(--accent-2);
}
.view-remove-btn:hover { border-color: rgba(56,189,248,0.8); color: #a5e3ff; }

/* Alertas */
.alert { display: grid; grid-template-columns: auto 1fr; gap: 12px; align-items: flex-start; }
.alert.warning { border-color: rgba(251, 191, 36, 0.35); background: rgba(251, 191, 36, 0.06); }
.alert .alert-icon { color: var(--warn); display: grid; place-items: center; margin-top: 1px; }
.alert h3 { margin: 0 0 6px; font-size: 13px; letter-spacing: 0.4px; text-transform: uppercase; color: var(--warn); }
.alert p { margin: 0; color: var(--text); opacity: 0.92; }

.footer { padding: 20px 0; color: var(--muted); border-top: 1px solid var(--border); margin-top: 20px; background: rgba(0,0,0,0.15); }
.footer .container { padding: 0 20px; }
.footer .version { margin-left: 8px; color: var(--muted); font-size: 12px; }

@media (max-width: 640px) {
  .hero h1 { font-size: 22px; }
  .stat-value { font-size: 22px; }
}

/* Tutorial */
.tutorial .gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  margin-top: 12px;
}
.tutorial .shot {
  margin: 0; padding: 8px; border: 1px solid var(--border); border-radius: 10px;
  background: rgba(255,255,255,0.03);
}
.tutorial img { width: 100%; height: auto; display: block; border-radius: 8px; }
.tutorial figcaption { text-align: center; color: var(--muted); font-size: 12px; margin-top: 6px; }

/* AdSense */
.ad-center { display: grid; justify-items: center; gap: 8px; }
.ad-label { font-size: 12px; text-transform: uppercase; letter-spacing: 0.6px; color: var(--muted); }
.ad-note { color: var(--muted); font-size: 12px; }

/* Placeholder para evitar layout shift do bloco de anúncio */
.ad.card { min-height: 140px; }
.adsbygoogle { min-height: 120px; }

/* Tema claro: override de variáveis */
body.theme-light {
  --bg: #f8fafc;
  --bg-2: #eef2f7;
  --panel: #ffffff;
  --panel-2: #f5f7fb;
  --text: #0b1220;
  --muted: #475569;
  --accent: #0ea5e9;
  --accent-2: #0284c7;
  --warn: #a16207;
  --border: #e5e7eb;
  --shadow: 0 8px 24px rgba(2, 6, 23, 0.06);
}
body.theme-light .topbar { background: linear-gradient(180deg, rgba(255,255,255,0.85), rgba(255,255,255,0.6)); border-bottom-color: rgba(2,6,23,0.06); }
body.theme-light .card { background: linear-gradient(180deg, rgba(2,6,23,0.03), rgba(2,6,23,0.02)); }
body.theme-light .chip { background: rgba(2,132,199,0.12); }
body.theme-light .dropzone { background: rgba(2,132,199,0.05); }