/* Dashboard del package-tracker. Sin frameworks ni CDN: funciona offline. */

:root {
  color-scheme: light dark;
  --bg: #f6f7f9;
  --card: #ffffff;
  --line: #e3e6ea;
  --tx: #16191d;
  --tx-soft: #6b7280;
  --accent: #2563eb;
  --shadow: 0 1px 2px rgba(16, 24, 40, .06), 0 4px 12px rgba(16, 24, 40, .05);
  /* estados (mismo vocabulario que el CLI) */
  --s-DELIVERED: #16a34a;
  --s-OUT_FOR_DELIVERY: #0891b2;
  --s-CUSTOMS: #b45309;
  --s-IN_TRANSIT: #2563eb;
  --s-PICKED_UP: #4f46e5;
  --s-PENDING: #6b7280;
  --s-EXCEPTION: #dc2626;
  --s-UNKNOWN: #6b7280;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1116;
    --card: #171b22;
    --line: #262c36;
    --tx: #e6e9ef;
    --tx-soft: #98a2b3;
    --accent: #60a5fa;
    --shadow: none;
    --s-DELIVERED: #4ade80;
    --s-OUT_FOR_DELIVERY: #22d3ee;
    --s-CUSTOMS: #fbbf24;
    --s-IN_TRANSIT: #60a5fa;
    --s-PICKED_UP: #a5b4fc;
    --s-PENDING: #98a2b3;
    --s-EXCEPTION: #f87171;
    --s-UNKNOWN: #98a2b3;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  padding: 20px clamp(12px, 3vw, 32px) 48px;
  background: var(--bg);
  color: var(--tx);
  font: 15px/1.5 ui-sans-serif, system-ui, "Segoe UI", Roboto, sans-serif;
}

/* ------------------------------------------------------------------ header */
.top {
  display: flex; flex-wrap: wrap; gap: 16px;
  align-items: center; justify-content: space-between;
  margin-bottom: 18px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.logo { font-size: 30px; }
h1 { margin: 0; font-size: 20px; letter-spacing: -.01em; }
.sub { margin: 2px 0 0; color: var(--tx-soft); font-size: 13px; }

.stats { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  background: var(--card); border: 1px solid var(--line); border-radius: 999px;
  padding: 6px 14px; font-size: 13px; box-shadow: var(--shadow);
}
.chip b { font-variant-numeric: tabular-nums; }
.chip.on { border-color: var(--s-DELIVERED); color: var(--s-DELIVERED); }
.chip.off { color: var(--tx-soft); }

/* -------------------------------------------------------------------- alta */
.alta {
  display: flex; flex-wrap: wrap; gap: 8px; align-items: center;
  background: var(--card); border: 1px solid var(--line); border-radius: 12px;
  padding: 12px; margin-bottom: 20px; box-shadow: var(--shadow);
}
input, select, button {
  font: inherit; border-radius: 8px; border: 1px solid var(--line);
  padding: 9px 12px; background: var(--bg); color: var(--tx);
}
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: -1px; }
#f-guia { flex: 2 1 220px; }
#f-alias { flex: 1 1 160px; }
#f-carrier { flex: 1 1 180px; }
button {
  background: var(--accent); color: #fff; border-color: transparent;
  cursor: pointer; font-weight: 600;
}
button:hover { filter: brightness(1.08); }
button:disabled { opacity: .55; cursor: progress; }
button.ghost {
  background: transparent; color: var(--tx-soft); border-color: var(--line);
  font-weight: 500; padding: 6px 10px; font-size: 13px;
}
button.ghost:hover { color: var(--tx); }
.msg { font-size: 13px; color: var(--tx-soft); }
.msg.err { color: var(--s-EXCEPTION); }

/* ------------------------------------------------------------------ layout */
main {
  display: grid; gap: 20px;
  grid-template-columns: minmax(0, 1fr) 320px;
  align-items: start;
}
@media (max-width: 900px) { main { grid-template-columns: 1fr; } }

.paquetes { display: grid; gap: 14px; }

/* ----------------------------------------------------------------- tarjeta */
.pkg {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 16px 18px; box-shadow: var(--shadow);
  border-left: 4px solid var(--st, var(--s-UNKNOWN));
}
.pkg.archivado { opacity: .62; }
.pkg-head {
  display: flex; flex-wrap: wrap; gap: 10px 14px;
  align-items: baseline; justify-content: space-between;
}
.pkg-title { display: flex; flex-wrap: wrap; align-items: baseline; gap: 8px; }
.pkg-title strong { font-size: 16px; }
.guia { color: var(--tx-soft); font-size: 13px; font-variant-numeric: tabular-nums; }
.carrier {
  font-size: 12px; color: var(--tx-soft); border: 1px solid var(--line);
  border-radius: 6px; padding: 1px 7px;
}
.estado {
  color: var(--st); font-weight: 650; font-size: 14px;
  display: inline-flex; align-items: center; gap: 6px;
}
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--st); }
.nuevo {
  background: var(--s-EXCEPTION); color: #fff; border-radius: 999px;
  font-size: 11px; font-weight: 700; padding: 1px 7px;
}

.ruta { margin: 10px 0 4px; font-size: 14px; }
.meta {
  display: flex; flex-wrap: wrap; gap: 4px 16px;
  color: var(--tx-soft); font-size: 12.5px; margin-bottom: 10px;
}
.meta .err { color: var(--s-EXCEPTION); }

.acciones { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 12px; }

/* ---------------------------------------------------------------- timeline */
.tl { list-style: none; margin: 12px 0 0; padding: 0 0 0 18px; position: relative; }
.tl::before {
  content: ""; position: absolute; left: 4px; top: 6px; bottom: 6px;
  width: 2px; background: var(--line);
}
.tl li { position: relative; padding: 5px 0 5px 4px; font-size: 13.5px; }
.tl li::before {
  content: ""; position: absolute; left: -18px; top: 11px;
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--ev, var(--s-UNKNOWN));
  box-shadow: 0 0 0 3px var(--card);
}
.tl .cuando {
  color: var(--tx-soft); font-size: 12px; font-variant-numeric: tabular-nums;
  margin-right: 8px;
}
.tl .donde { color: var(--tx-soft); font-size: 12px; }
.tl li.pendiente { font-weight: 600; }

/* -------------------------------------------------------------------- feed */
.feed {
  background: var(--card); border: 1px solid var(--line); border-radius: 14px;
  padding: 14px 16px; box-shadow: var(--shadow); position: sticky; top: 20px;
  max-height: calc(100vh - 40px); overflow: auto;
}
.feed-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 8px; margin-bottom: 6px;
}
.feed h2 { font-size: 15px; margin: 0; }
.nov {
  border-top: 1px solid var(--line); padding: 9px 0; font-size: 13.5px;
  border-left: 3px solid var(--st, var(--s-UNKNOWN)); padding-left: 10px;
  margin-left: -10px;
}
.nov .quien { font-weight: 600; }
.nov .cuando { color: var(--tx-soft); font-size: 12px; }
.vacio { color: var(--tx-soft); font-size: 13.5px; padding: 10px 0; }