:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-2: #1e2230;
  --border: #2a2f3d;
  --text: #e6e8ee;
  --muted: #8a93a6;
  --accent: #6ea8ff;
  --ok: #34c38f;
  --warn: #f1b44c;
  --fail: #f46a6a;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
}

header {
  padding: 28px 32px 12px;
  border-bottom: 1px solid var(--border);
}
header h1 { margin: 0; font-size: 22px; letter-spacing: 0.3px; }
.tag { margin: 4px 0 0; color: var(--muted); }

main { padding: 24px 32px 64px; max-width: 1100px; margin: 0 auto; }

.grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}

.zone {
  background: var(--panel);
  border: 1.5px dashed var(--border);
  border-radius: 12px;
  padding: 22px;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.zone:hover { border-color: var(--accent); }
.zone.drag { border-color: var(--accent); background: var(--panel-2); }
.zone.filled { border-style: solid; border-color: var(--ok); }

.zone-label {
  font-weight: 600;
  margin-bottom: 6px;
  letter-spacing: 0.2px;
}
.zone-body { color: var(--muted); font-size: 13px; word-break: break-all; }
.zone.filled .zone-body { color: var(--text); }

.actions {
  margin: 22px 0;
  display: flex;
  gap: 10px;
  align-items: center;
}

button {
  background: var(--accent);
  color: #0b1020;
  border: 0;
  padding: 10px 18px;
  border-radius: 8px;
  font-weight: 600;
  cursor: pointer;
}
button:disabled { opacity: 0.5; cursor: not-allowed; }
button.ghost {
  background: transparent;
  color: var(--muted);
  border: 1px solid var(--border);
}

#status { color: var(--muted); font-size: 13px; }

#report { margin-top: 18px; }

#verdict-bar {
  display: inline-block;
  padding: 6px 14px;
  border-radius: 999px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-size: 12px;
}
#verdict-bar.green { background: rgba(52,195,143,0.18); color: var(--ok); }
#verdict-bar.yellow { background: rgba(241,180,76,0.18); color: var(--warn); }
#verdict-bar.red { background: rgba(244,106,106,0.18); color: var(--fail); }

#headline { margin: 10px 0 24px; font-weight: 600; }

h3 { margin: 24px 0 10px; font-size: 14px; text-transform: uppercase; color: var(--muted); letter-spacing: 0.6px; }

.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-left: 3px solid var(--border);
  border-radius: 10px;
  padding: 14px 16px;
}
.card.ok { border-left-color: var(--ok); }
.card.warn { border-left-color: var(--warn); }
.card.fail { border-left-color: var(--fail); }
.card h4 { margin: 0 0 8px; font-size: 13px; }
.card .pill {
  font-size: 10px;
  padding: 2px 7px;
  border-radius: 999px;
  margin-left: 6px;
  vertical-align: middle;
}
.card.ok .pill { background: rgba(52,195,143,0.2); color: var(--ok); }
.card.warn .pill { background: rgba(241,180,76,0.2); color: var(--warn); }
.card.fail .pill { background: rgba(244,106,106,0.2); color: var(--fail); }
.card ul { margin: 6px 0 0; padding-left: 18px; color: var(--text); }
.card li { margin-bottom: 4px; font-size: 13.5px; }

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 8px;
}
.two-col ul { padding-left: 18px; }
.two-col li { margin-bottom: 6px; }

.chips {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin: 4px 0 14px;
}
.chip {
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 3px 10px;
  border-radius: 999px;
  font-size: 12px;
  letter-spacing: 0.2px;
}

.systems {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.sys-line { margin-top: 6px; font-size: 13.5px; }
.sys-line ul { margin: 4px 0 0; padding-left: 18px; }
.sys-line li { margin-bottom: 3px; }

.meta {
  margin-top: 28px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 12px;
}

@media (max-width: 720px) {
  .grid, .cards, .two-col, .systems { grid-template-columns: 1fr; }
  main { padding: 16px; }
}