:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --panel-2: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --accent: #38bdf8;
  --accent-2: #a78bfa;
  --ok: #22c55e;
  --err: #ef4444;
  --radius: 14px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, sans-serif;
  background: radial-gradient(1200px 600px at 50% -10%, #1e293b, var(--bg));
  color: var(--text);
  min-height: 100vh;
}

header {
  text-align: center;
  padding: 28px 16px 8px;
}
header h1 { margin: 0; font-size: 1.9rem; }
.subtitle { color: var(--muted); margin: 6px 0 0; }

main {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
  max-width: 1040px;
  margin: 24px auto;
  padding: 0 18px;
}
@media (max-width: 820px) { main { grid-template-columns: 1fr; } }

.panel {
  background: var(--panel);
  border: 1px solid #2b3a52;
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: 0 10px 30px rgba(0,0,0,.25);
}
.panel h2 { margin: 0 0 16px; font-size: 1.15rem; display: flex; align-items: center; gap: 8px; }

.badge {
  font-size: .68rem;
  background: var(--accent);
  color: #04293a;
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 700;
  text-transform: uppercase;
}
.badge.alt { background: var(--accent-2); color: #1e1240; }

.tabs { display: flex; gap: 8px; margin-bottom: 14px; }
.tab {
  flex: 1;
  background: var(--panel-2);
  border: none;
  color: var(--text);
  padding: 9px;
  border-radius: 10px;
  cursor: pointer;
  font-size: .9rem;
}
.tab.active { background: var(--accent); color: #04293a; font-weight: 700; }

.tab-body { display: none; flex-direction: column; gap: 10px; }
.tab-body.active { display: flex; }

input {
  background: #0b1220;
  border: 1px solid #314158;
  color: var(--text);
  padding: 11px 12px;
  border-radius: 10px;
  font-size: .95rem;
  width: 100%;
}
input:focus { outline: 2px solid var(--accent); border-color: transparent; }

button { font-size: .92rem; transition: transform .05s ease, filter .15s ease; }
button:active { transform: translateY(1px); }
button:disabled { opacity: .45; cursor: not-allowed; }

.primary {
  background: linear-gradient(135deg, var(--accent), #0ea5e9);
  color: #04293a;
  border: none;
  padding: 11px;
  border-radius: 10px;
  font-weight: 700;
  cursor: pointer;
}
.ghost {
  background: transparent;
  border: 1px solid #3b4d68;
  color: var(--text);
  padding: 10px;
  border-radius: 10px;
  cursor: pointer;
}

.generated {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.generated img { background: #fff; padding: 10px; border-radius: 10px; max-width: 100%; }
.generated .meta { color: var(--muted); font-size: .85rem; text-align: center; word-break: break-all; }
.card-list { display: grid; gap: 12px; width: 100%; }
.card {
  background: var(--panel-2);
  border-radius: 10px;
  padding: 10px;
  display: flex;
  gap: 12px;
  align-items: center;
}
.card img { width: 130px; background: #fff; padding: 6px; border-radius: 8px; }
.card .info { font-size: .85rem; }

#reader { border-radius: 12px; overflow: hidden; min-height: 60px; }
.scan-controls { display: flex; gap: 10px; margin-top: 12px; }
.scan-controls button { flex: 1; }
.manual { display: flex; gap: 8px; margin-top: 12px; }
.manual input { flex: 1; }

.result {
  margin-top: 16px;
  padding: 14px;
  border-radius: 10px;
  min-height: 24px;
  font-size: .95rem;
  display: none;
}
.result.show { display: block; }
.result.ok { background: rgba(34,197,94,.12); border: 1px solid var(--ok); }
.result.err { background: rgba(239,68,68,.12); border: 1px solid var(--err); }
.result h3 { margin: 0 0 6px; font-size: 1rem; }
.result pre {
  background: #0b1220;
  padding: 10px;
  border-radius: 8px;
  overflow-x: auto;
  font-size: .8rem;
  margin: 10px 0 0;
}
.result .confirm-btn { margin-top: 12px; }

footer { text-align: center; color: var(--muted); padding: 10px 18px 36px; font-size: .85rem; }

/* ---------- Navigasi ---------- */
.nav { display: flex; gap: 10px; justify-content: center; margin-top: 14px; }
.nav a {
  text-decoration: none;
  color: var(--text);
  background: var(--panel);
  border: 1px solid #2b3a52;
  padding: 7px 16px;
  border-radius: 999px;
  font-size: .9rem;
}
.nav a.active { background: var(--accent); color: #04293a; font-weight: 700; border-color: transparent; }

/* ---------- Dashboard ---------- */
.dash { max-width: 1040px; margin: 24px auto; padding: 0 18px; display: flex; flex-direction: column; gap: 22px; }

.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
@media (max-width: 820px) { .stats { grid-template-columns: repeat(2, 1fr); } }
.stat {
  background: var(--panel);
  border: 1px solid #2b3a52;
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
}
.stat-icon { font-size: 1.6rem; }
.stat-val { font-size: 1.5rem; font-weight: 800; margin: 4px 0; }
.stat-label { color: var(--muted); font-size: .82rem; }
.stat-sub { color: var(--accent); font-size: .76rem; margin-top: 4px; }

.activity { display: flex; flex-direction: column; gap: 6px; max-height: 280px; overflow-y: auto; }
.act-row {
  display: grid;
  grid-template-columns: 24px 1fr auto;
  gap: 10px;
  align-items: center;
  padding: 8px 10px;
  background: var(--panel-2);
  border-radius: 8px;
  font-size: .88rem;
}
.act-icon { text-align: center; }
.act-time { color: var(--muted); font-size: .76rem; white-space: nowrap; }

.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: .86rem; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid #2b3a52; white-space: nowrap; }
th { color: var(--muted); font-weight: 600; font-size: .78rem; text-transform: uppercase; }
td code { color: var(--accent); }
.empty { color: var(--muted); font-style: italic; text-align: center; padding: 18px; }

.pill { padding: 3px 10px; border-radius: 999px; font-size: .74rem; font-weight: 700; }
.b-blue  { background: rgba(56,189,248,.16); color: #7dd3fc; }
.b-gray  { background: rgba(148,163,184,.16); color: #cbd5e1; }
.b-amber { background: rgba(245,158,11,.16); color: #fbbf24; }
.b-green { background: rgba(34,197,94,.16); color: #4ade80; }