:root {
  --bg: #060914;
  --bg-2: #0b1226;
  --panel: rgba(18, 26, 48, 0.72);
  --panel-border: rgba(120, 160, 255, 0.18);
  --text: #e8edff;
  --text-dim: #9aa6c4;
  --text-faint: #6b7799;
  --accent: #7bb8ff;
  --accent-2: #b58cff;
  --good: #5dd39e;
  --warn: #ffcf6b;
  --bad: #ff7a7a;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(1200px 700px at 80% -10%, #16224a 0%, transparent 60%),
    radial-gradient(900px 600px at -10% 10%, #1a1340 0%, transparent 55%),
    var(--bg);
  color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.5;
  min-height: 100vh;
}

a { color: var(--accent); }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.4rem;
  background: linear-gradient(180deg, rgba(10,16,34,0.9), rgba(10,16,34,0.4));
  border-bottom: 1px solid var(--panel-border);
  flex-wrap: wrap;
}

.brand { display: flex; align-items: center; gap: 0.85rem; }
.logo {
  font-size: 2rem;
  color: var(--accent);
  filter: drop-shadow(0 0 10px rgba(123,184,255,0.6));
}
.topbar h1 { font-size: 1.25rem; margin: 0; letter-spacing: 0.5px; }
.subtitle { margin: 0; font-size: 0.82rem; color: var(--text-dim); }

.controls { display: flex; align-items: center; gap: 0.6rem; flex-wrap: wrap; }
.controls label { font-size: 0.85rem; color: var(--text-dim); }

input[type="date"] {
  background: var(--bg-2);
  color: var(--text);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 0.5rem 0.7rem;
  font-size: 0.95rem;
  color-scheme: dark;
}

button {
  background: linear-gradient(180deg, #22408f, #182a5e);
  color: var(--text);
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  padding: 0.5rem 0.85rem;
  font-size: 0.9rem;
  cursor: pointer;
}
button:hover { filter: brightness(1.15); }
button:active { transform: translateY(1px); }

.layout {
  max-width: 1100px;
  margin: 1.2rem auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.panel {
  background: var(--panel);
  border: 1px solid var(--panel-border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 1.1rem 1.2rem;
  backdrop-filter: blur(6px);
}

.summary { grid-column: 1 / -1; }
.weather { grid-column: 1 / 2; }
.objects { grid-column: 2 / 3; }

@media (max-width: 760px) {
  .layout { grid-template-columns: 1fr; }
  .weather, .objects { grid-column: 1 / -1; }
}

.panel h2 {
  margin: 0 0 0.7rem 0;
  font-size: 1.05rem;
  letter-spacing: 0.4px;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.panel h2 .ic { color: var(--accent); }

.loader {
  color: var(--text-dim);
  padding: 1rem 0;
}
.loader::after {
  content: "";
  display: inline-block;
  width: 10px;
  height: 10px;
  margin-left: 8px;
  border-radius: 50%;
  background: var(--accent);
  animation: blink 1s infinite;
}
@keyframes blink { 50% { opacity: 0.2; } }

/* Summary / night info */
.summary-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 0.8rem;
}
.stat {
  background: rgba(8, 12, 28, 0.6);
  border: 1px solid var(--panel-border);
  border-radius: 10px;
  padding: 0.7rem 0.85rem;
}
.stat .label { font-size: 0.72rem; text-transform: uppercase; letter-spacing: 0.6px; color: var(--text-faint); }
.stat .value { font-size: 1.05rem; font-weight: 600; margin-top: 0.15rem; }
.stat .sub { font-size: 0.78rem; color: var(--text-dim); margin-top: 0.1rem; }

.moon-row { display: flex; align-items: center; gap: 0.7rem; }
.moon-glyph { flex: 0 0 auto; }

/* Weather score */
.score-block { display: flex; align-items: center; gap: 1rem; margin-bottom: 0.6rem; }
.score-ring {
  width: 84px; height: 84px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 2rem; font-weight: 700;
  border: 3px solid var(--panel-border);
  flex: 0 0 auto;
}
.score-block .title { font-size: 1rem; font-weight: 600; }
.score-block .verdict { font-size: 0.85rem; color: var(--text-dim); }

.score-explain {
  font-size: 0.88rem;
  color: var(--text-dim);
  margin: 0.3rem 0 0.9rem 0;
  line-height: 1.45;
}
.score-explain b { color: var(--text); }

.breakdown { display: grid; grid-template-columns: 1fr; gap: 0.45rem; }
.bar-row { display: grid; grid-template-columns: 120px 1fr 34px; align-items: center; gap: 0.6rem; font-size: 0.8rem; }
.bar-row .name { color: var(--text-dim); }
.bar {
  height: 8px; background: rgba(255,255,255,0.07); border-radius: 5px; overflow: hidden;
}
.bar > span { display: block; height: 100%; border-radius: 5px; transition: width .4s ease; }
.bar-row .pts { text-align: right; font-variant-numeric: tabular-nums; color: var(--text); }

/* Objects list */
.objects .toolbar {
  display: flex; align-items: center; justify-content: space-between;
  gap: 0.6rem; margin-bottom: 0.7rem; flex-wrap: wrap;
}
.objects .toolbar .count { font-size: 0.82rem; color: var(--text-dim); }
.chips { display: flex; gap: 0.35rem; flex-wrap: wrap; }
.chip {
  font-size: 0.72rem; padding: 0.25rem 0.55rem; border-radius: 999px;
  background: rgba(123,184,255,0.08); border: 1px solid var(--panel-border);
  color: var(--text-dim); cursor: pointer; user-select: none;
}
.chip.active { background: rgba(123,184,255,0.22); color: var(--text); border-color: var(--accent); }

.obj-list { display: flex; flex-direction: column; gap: 0.7rem; max-height: 620px; overflow-y: auto; padding-right: 0.2rem; }
.obj-list::-webkit-scrollbar { width: 8px; }
.obj-list::-webkit-scrollbar-thumb { background: rgba(123,184,255,0.25); border-radius: 8px; }

.obj-card {
  background: rgba(8, 12, 28, 0.55);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 0.75rem 0.9rem;
  transition: border-color .2s ease, transform .2s ease;
}
.obj-card:hover { border-color: var(--accent); }
.obj-head { display: flex; justify-content: space-between; align-items: baseline; gap: 0.6rem; }
.obj-name { font-weight: 600; font-size: 0.98rem; }
.obj-name .cat { color: var(--text-faint); font-weight: 400; font-size: 0.82rem; margin-left: 0.4rem; }
.obj-mag { font-size: 0.78rem; color: var(--text-dim); font-variant-numeric: tabular-nums; }

.obj-tags { display: flex; gap: 0.3rem; flex-wrap: wrap; margin: 0.35rem 0 0.5rem; }
.tag {
  font-size: 0.68rem; padding: 0.12rem 0.5rem; border-radius: 999px;
  background: rgba(181,140,255,0.12); border: 1px solid rgba(181,140,255,0.25);
  color: #d9ccff;
}
.tag.eq { background: rgba(93,211,158,0.12); border-color: rgba(93,211,158,0.3); color: #b6f0d4; }

.obj-meta {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 0.4rem 0.8rem; font-size: 0.78rem; color: var(--text-dim); margin-bottom: 0.5rem;
}
.obj-meta b { color: var(--text); font-weight: 600; }

.obj-instr {
  font-size: 0.84rem; color: var(--text-dim);
  background: rgba(0,0,0,0.18); border-left: 2px solid var(--accent-2);
  padding: 0.5rem 0.7rem; border-radius: 0 8px 8px 0;
  margin-top: 0.2rem;
}
.obj-instr .h { display:block; color: var(--text); font-size: 0.74rem; text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 0.15rem; }
.obj-link {
  display: inline-block; margin-top: 0.4rem;
  font-size: 0.8rem; color: var(--accent); text-decoration: none;
  border: 1px solid var(--panel-border); border-radius: 6px;
  padding: 0.15rem 0.55rem;
}
.obj-link:hover { background: rgba(123,184,255,0.15); border-color: var(--accent); }

.empty {
  text-align: center; color: var(--text-dim); padding: 1.5rem 0; font-size: 0.9rem;
}
.error {
  color: var(--bad); font-size: 0.85rem; padding: 0.6rem 0.8rem;
  background: rgba(255,122,122,0.08); border: 1px solid rgba(255,122,122,0.3);
  border-radius: 8px;
}

.footer {
  text-align: center; color: var(--text-faint); font-size: 0.78rem;
  padding: 1.5rem 1rem 2.5rem;
}

.hint { font-size: 0.75rem; color: var(--text-faint); margin-top: 0.4rem; }