/* ===== Satelliet Tracker — modern space UI ===== */
:root {
  --bg: #ffffff;
  --bg-2: #f4f6fb;
  --panel: rgba(255, 255, 255, 0.72);
  --panel-solid: #ffffff;
  --stroke: rgba(20, 30, 60, 0.12);
  --stroke-2: rgba(20, 30, 60, 0.18);
  --text: #0e1726;
  --text-2: #4a5568;
  --text-3: #8a94a6;
  --accent: #5b6cff;
  --accent-2: #8b9bff;
  --accent-glow: rgba(91, 108, 255, 0.35);
  --warn: #ffb020;
  --ok: #18c08f;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(20, 30, 60, 0.12);
  --stage-bg: #05070d;
}
[data-theme="dark"] {
  --bg: #0a0e17;
  --bg-2: #070a11;
  --panel: rgba(18, 24, 38, 0.66);
  --panel-solid: #121826;
  --stroke: rgba(255, 255, 255, 0.08);
  --stroke-2: rgba(255, 255, 255, 0.14);
  --text: #e9edf6;
  --text-2: #b3bdd0;
  --text-3: #7b8699;
  --accent: #6c7bff;
  --accent-2: #9aa8ff;
  --accent-glow: rgba(108, 123, 255, 0.45);
  --warn: #ffc34d;
  --ok: #34d8a6;
  --shadow: 0 16px 40px rgba(0, 0, 0, 0.5);
  --stage-bg: #03050a;
}

* { box-sizing: border-box; }
html, body {
  height: 100%; margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  background: var(--bg); color: var(--text);
  -webkit-font-smoothing: antialiased;
}

#app {
  height: 100%;
  display: grid;
  grid-template-columns: 380px 1fr;
  transition: grid-template-columns 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}
#app.collapsed { grid-template-columns: 0 1fr; }

/* ===== Sidebar ===== */
#sidebar {
  position: relative;
  overflow-y: auto;
  padding: 22px 20px 28px;
  background:
    radial-gradient(1200px 400px at -10% -10%, var(--accent-glow), transparent 60%),
    var(--bg-2);
  border-right: 1px solid var(--stroke);
  scrollbar-width: thin;
  scrollbar-color: var(--stroke-2) transparent;
  transition: opacity 0.3s ease, transform 0.3s ease;
}
#app.collapsed #sidebar { opacity: 0; transform: translateX(-12px); pointer-events: none; }
#sidebar::-webkit-scrollbar { width: 8px; }
#sidebar::-webkit-scrollbar-thumb { background: var(--stroke-2); border-radius: 99px; }

/* sluitknop in het paneel — alleen zichtbaar op mobiel (drawer-modus) */
.close-sidebar {
  position: absolute; top: 14px; right: 14px; z-index: 5;
  width: 34px; height: 34px; display: none; place-items: center;
  cursor: pointer; font-size: 15px; line-height: 1; border-radius: 10px;
  color: var(--text-2); background: var(--panel);
  border: 1px solid var(--stroke); backdrop-filter: blur(12px);
  transition: all 0.2s ease;
}
.close-sidebar:hover { color: var(--text); border-color: var(--accent); }

.brand { display: flex; align-items: center; gap: 14px; margin-bottom: 20px; }
.brand-mark {
  width: 46px; height: 46px; display: grid; place-items: center;
  font-size: 24px; border-radius: 13px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 8px 22px var(--accent-glow);
}
.brand-text h1 { margin: 0; font-size: 19px; font-weight: 800; letter-spacing: -0.3px; }
.brand-sub { font-size: 12px; color: var(--text-3); text-transform: uppercase; letter-spacing: 1.2px; }

/* segmented view toggle */
.lang-pick {
  display: flex; align-items: center; gap: 10px; margin-bottom: 16px;
}
.lang-pick label {
  margin: 0; flex: 0 0 auto; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: 1.2px; color: var(--text-3);
}
.lang-pick select { flex: 1 1 auto; }

.seg {
  display: grid; grid-template-columns: 1fr 1fr; gap: 4px;
  padding: 4px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--stroke);
  backdrop-filter: blur(12px); margin-bottom: 20px;
}
.seg-btn {
  padding: 10px; border: none; border-radius: 10px; cursor: pointer;
  font-weight: 700; font-size: 13px; color: var(--text-2);
  background: transparent; transition: all 0.2s ease;
}
.seg-btn.active {
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 6px 16px var(--accent-glow);
}

.section {
  padding: 16px; margin-bottom: 14px;
  background: var(--panel); border: 1px solid var(--stroke);
  border-radius: var(--radius); backdrop-filter: blur(12px);
  box-shadow: var(--shadow);
}
.section-title {
  font-size: 11px; font-weight: 700; text-transform: uppercase;
  letter-spacing: 1.2px; color: var(--text-3); margin-bottom: 12px;
}

label { display: block; font-size: 12.5px; font-weight: 600; color: var(--text-2); margin-bottom: 6px; }
label b { color: var(--text); }

input, select, button, textarea { font-family: inherit; }
input[type="text"], input[type="number"], select {
  width: 100%; padding: 11px 12px; font-size: 14px;
  color: var(--text); background: var(--bg);
  border: 1px solid var(--stroke-2); border-radius: var(--radius-sm);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
input:focus, select:focus { outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-glow); }

.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }

.toggles { display: flex; gap: 16px; flex-wrap: wrap; }
.chk { display: flex; align-items: center; gap: 8px; font-weight: 600; color: var(--text-2); cursor: pointer; margin: 0; }
.chk input { width: 18px; height: 18px; accent-color: var(--accent); cursor: pointer; }

input[type="range"] {
  -webkit-appearance: none; appearance: none; width: 100%; height: 4px;
  background: var(--stroke-2); border-radius: 99px; cursor: pointer; padding: 0; margin: 6px 0;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; appearance: none; width: 18px; height: 18px; border-radius: 50%;
  background: var(--accent); box-shadow: 0 0 0 4px var(--accent-glow); transition: transform 0.15s ease;
}
input[type="range"]::-webkit-slider-thumb:hover { transform: scale(1.15); }
input[type="range"]::-moz-range-thumb { width: 18px; height: 18px; border: none; border-radius: 50%; background: var(--accent); }

.btn {
  width: 100%; padding: 11px 12px; font-size: 13.5px; font-weight: 700; cursor: pointer;
  color: #fff; border: none; border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  box-shadow: 0 6px 16px var(--accent-glow); transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 22px var(--accent-glow); }
.btn:active { transform: translateY(0); }
.btn.ghost {
  background: var(--bg); color: var(--text-2); border: 1px solid var(--stroke-2); box-shadow: none;
}
.btn.ghost:hover { color: var(--text); border-color: var(--accent); }

.status {
  margin: 0; padding: 12px; font-size: 11.5px; line-height: 1.7;
  font-family: "SF Mono", ui-monospace, Menlo, Monaco, monospace;
  color: var(--text-2); background: var(--bg); border: 1px solid var(--stroke);
  border-radius: var(--radius-sm); white-space: pre-wrap; word-break: break-word;
}

.satlist { display: grid; gap: 8px; max-height: 420px; overflow-y: auto; padding-right: 2px; }
.satlist-head { font-size: 12px; color: var(--text-3); padding: 2px 2px 4px; }
.satbtn {
  text-align: left; padding: 11px 12px; cursor: pointer;
  background: var(--bg); border: 1px solid var(--stroke); border-radius: var(--radius-sm);
  transition: all 0.15s ease;
}
.satbtn:hover { border-color: var(--accent); transform: translateX(2px); }
.satbtn.sel { border-color: var(--warn); box-shadow: 0 0 0 2px rgba(255, 195, 77, 0.25); }
.satname { font-weight: 700; font-size: 13.5px; margin-bottom: 6px; display: flex; align-items: center; gap: 8px; }
.dot { width: 10px; height: 10px; border-radius: 3px; flex: none; }
.satmeta { display: flex; gap: 6px; flex-wrap: wrap; }
.pill {
  font-size: 10.5px; font-weight: 600; padding: 3px 8px; border-radius: 99px;
  color: var(--text-2); background: var(--bg-2); border: 1px solid var(--stroke);
}

.foot { margin-top: 8px; font-size: 11px; color: var(--text-3); text-align: center; line-height: 1.6; }

/* ===== Stage ===== */
#stage { position: relative; background: var(--stage-bg); overflow: hidden; }
.stage-view { position: absolute; inset: 0; width: 100%; height: 100%; display: block; }
.stage-view[hidden] { display: none; }

#toggleSidebar, #themeToggle {
  position: absolute; z-index: 20; display: grid; place-items: center; cursor: pointer;
  background: var(--panel); color: var(--text-2); border: 1px solid var(--stroke);
  backdrop-filter: blur(12px); box-shadow: var(--shadow); transition: all 0.2s ease;
}
#toggleSidebar { top: 16px; left: 16px; width: 38px; height: 38px; border-radius: 11px; font-size: 16px; }
#themeToggle { top: 16px; right: 16px; width: 42px; height: 42px; border-radius: 50%; font-size: 18px; }
#toggleSidebar:hover, #themeToggle:hover { color: var(--text); transform: translateY(-1px); }

.sel-info {
  position: absolute; left: 16px; bottom: 16px; z-index: 15; max-width: 320px;
  padding: 14px 16px; border-radius: var(--radius);
  background: var(--panel); border: 1px solid var(--stroke);
  backdrop-filter: blur(14px); box-shadow: var(--shadow); color: var(--text);
}
.sel-info h3 { margin: 0 0 8px; font-size: 15px; display: flex; align-items: center; gap: 8px; }
.sel-info .grid { display: grid; grid-template-columns: auto 1fr; gap: 4px 14px; font-size: 12.5px; }
.sel-info .k { color: var(--text-3); }
.sel-info .v { color: var(--text); font-weight: 600; text-align: right; font-variant-numeric: tabular-nums; }
.sel-info img.flag { width: 22px; height: 16px; border-radius: 3px; object-fit: cover; vertical-align: middle; }

/* responsive */
@media (max-width: 820px) {
  /* sidebar wordt een overlay-drawer (absolute), dus de stage vult als enige
     in-flow item de volledige breedte */
  #app, #app.collapsed { grid-template-columns: 1fr; }
  #sidebar {
    position: absolute; top: 0; left: 0; z-index: 30; width: 86%; max-width: 360px; height: 100%;
    transform: translateX(-105%); opacity: 1;
  }
  #app.mobile-open #sidebar { transform: translateX(0); opacity: 1; pointer-events: auto; }
  #toggleSidebar { left: 16px; }
  .close-sidebar { display: grid; }
  /* open-pijltje verbergen zolang de drawer open is (zit eronder) */
  #app.mobile-open #toggleSidebar { opacity: 0; pointer-events: none; }

  /* scrim achter de drawer */
  #app.mobile-open::before {
    content: ""; position: absolute; inset: 0; z-index: 25;
    background: rgba(0, 0, 0, 0.45); backdrop-filter: blur(1px);
  }

  /* iets compactere knoppen/info-kaart op kleine schermen */
  #themeToggle { width: 38px; height: 38px; font-size: 16px; }
  .sel-info { max-width: calc(100% - 32px); left: 16px; right: 16px; bottom: 16px; }
}