:root {
  --bg: #02080f;
  --panel: rgba(8, 30, 45, 0.55);
  --cyan: #2ee6ff;
  --cyan-dim: rgba(46, 230, 255, 0.35);
  --cyan-faint: rgba(46, 230, 255, 0.12);
  --text: #d8f8ff;
  --muted: #6fa9b8;
  --ok: #3dffa8;
  --warn: #ffc34d;
  --bad: #ff5a6e;
  --glow: 0 0 12px rgba(46, 230, 255, 0.45);
  color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; height: 100%; background: var(--bg); color: var(--text); }
body {
  font: 17px/1.4 "Rajdhani", system-ui, sans-serif;
  font-weight: 500;
  -webkit-tap-highlight-color: transparent;
  overflow-x: hidden;
}
a { color: var(--cyan); text-decoration: none; }
button { font: inherit; }

.grid-bg {
  position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(circle at 50% 18%, rgba(46, 230, 255, 0.14), transparent 55%),
    linear-gradient(var(--cyan-faint) 1px, transparent 1px) 0 0 / 32px 32px,
    linear-gradient(90deg, var(--cyan-faint) 1px, transparent 1px) 0 0 / 32px 32px;
  mask-image: linear-gradient(to bottom, #000 0%, transparent 85%);
  opacity: .5;
}

.view { min-height: 100%; padding: env(safe-area-inset-top) 0 env(safe-area-inset-bottom); }

/* ---------- Startseite ---------- */
.hero { text-align: center; padding: 36px 16px 8px; }
.reactor { width: 132px; height: 132px; filter: drop-shadow(0 0 14px rgba(46, 230, 255, .6)); }
.reactor circle, .reactor polygon { fill: none; stroke: var(--cyan); }
.reactor .r1 { stroke-width: 1.5; stroke-dasharray: 6 5; opacity: .7; transform-origin: 60px 60px; animation: spin 24s linear infinite; }
.reactor .r2 { stroke-width: 3; stroke-dasharray: 40 10; transform-origin: 60px 60px; animation: spin 14s linear infinite reverse; }
.reactor .r3 { stroke-width: 1; opacity: .6; }
.reactor .tri { stroke-width: 2; }
.reactor .core { fill: var(--cyan); stroke: none; animation: pulse 3s ease-in-out infinite; }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes pulse { 50% { opacity: .45; } }

h1 {
  font: 700 28px/1 "Orbitron", sans-serif;
  letter-spacing: .28em; margin: 18px 0 6px; padding-left: .28em;
  color: var(--cyan); text-shadow: var(--glow);
}
.sub { margin: 0; color: var(--muted); letter-spacing: .12em; text-transform: uppercase; font-size: 14px; }

.tiles { display: grid; gap: 14px; padding: 26px 16px; max-width: 560px; margin: 0 auto; }
.tile {
  position: relative; display: grid; grid-template-columns: 52px 1fr; grid-template-rows: auto auto;
  align-items: center; column-gap: 14px; padding: 18px 18px;
  background: var(--panel); border: 1px solid var(--cyan-dim);
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  color: var(--text); transition: background .15s, border-color .15s;
}
.tile::after {
  content: "›"; position: absolute; right: 18px; top: 50%; transform: translateY(-50%);
  font-size: 28px; color: var(--cyan); opacity: .7;
}
.tile:active { background: rgba(46, 230, 255, .16); border-color: var(--cyan); }
.tile .ico {
  grid-row: span 2; width: 52px; height: 52px; display: grid; place-items: center;
  border: 1px solid var(--cyan-dim); border-radius: 50%; font-size: 24px; color: var(--cyan);
  box-shadow: inset 0 0 12px rgba(46, 230, 255, .25);
}
.tile .name { font: 700 15px/1.2 "Orbitron", sans-serif; letter-spacing: .06em; }
.tile .hint { color: var(--muted); font-size: 15px; }
.foot { text-align: center; color: var(--muted); font-size: 12px; letter-spacing: .2em; text-transform: uppercase; padding: 8px 0 24px; }

/* ---------- Leiste über Tools ---------- */
.bar {
  position: sticky; top: 0; z-index: 5; height: 42px;
  display: flex; align-items: center; gap: 14px; padding: 0 14px;
  background: rgba(2, 8, 15, .92); border-bottom: 1px solid var(--cyan-dim);
  backdrop-filter: blur(6px);
}
.back { font: 700 13px "Orbitron", sans-serif; letter-spacing: .08em; text-shadow: var(--glow); padding: 10px 0; }
.bar-title { color: var(--muted); font-size: 14px; letter-spacing: .14em; text-transform: uppercase; }

#view-frame { display: flex; flex-direction: column; height: 100dvh; }
#frame { flex: 1; width: 100%; border: 0; background: #fff; }

/* ---------- Panels (JD, Login) ---------- */
.page { padding: 16px; max-width: 640px; margin: 0 auto; }
.panel {
  background: var(--panel); border: 1px solid var(--cyan-dim); padding: 16px;
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}
.row { display: flex; justify-content: space-between; align-items: baseline; gap: 12px; }
.small { font-size: 14px; color: var(--muted); }
.big { font: 700 22px "Orbitron", sans-serif; color: var(--cyan); text-shadow: var(--glow); }
.state { font: 700 13px "Orbitron", sans-serif; letter-spacing: .1em; padding: 3px 10px; border: 1px solid currentColor; }
.state.RUNNING { color: var(--ok); }
.state.PAUSE { color: var(--warn); }
.state.IDLE, .state.STOPPED, .state.STOPPING { color: var(--muted); }

.progress { height: 8px; margin: 14px 0 8px; background: var(--cyan-faint); overflow: hidden; }
.progress > div { height: 100%; width: 0; background: var(--cyan); box-shadow: var(--glow); transition: width .6s; }
.progress.thin { height: 4px; margin: 8px 0 4px; }
.progress.done > div { background: var(--ok); }

.buttons { display: flex; gap: 10px; margin-top: 14px; }
.buttons button, .login button {
  flex: 1; padding: 12px; cursor: pointer;
  font: 700 13px "Orbitron", sans-serif; letter-spacing: .08em;
  color: var(--bg); background: var(--cyan); border: 0; box-shadow: var(--glow);
}
.buttons button.secondary { color: var(--cyan); background: transparent; border: 1px solid var(--cyan-dim); box-shadow: none; }
.buttons button:disabled { opacity: .5; }

.pkg { padding: 12px 2px; border-bottom: 1px solid var(--cyan-faint); }
.pkg .pname { font-weight: 600; word-break: break-word; }
.pkg .pstatus { color: var(--warn); }
.pkg.off { opacity: .5; }
#jd-open { margin-top: 10px; }
#jd-open:empty::before { content: "Keine offenen Downloads"; display: block; padding: 16px 2px; color: var(--muted); }
details { margin-top: 12px; }
summary { cursor: pointer; color: var(--muted); padding: 8px 2px; letter-spacing: .1em; text-transform: uppercase; font-size: 14px; }
.extlink { display: block; text-align: center; margin: 24px 0 12px; padding: 12px; border: 1px solid var(--cyan-dim); }
.error { color: var(--bad); }

.login { max-width: 360px; margin: 18vh auto 0; display: grid; gap: 12px; }
.login h2 { margin: 0; font: 700 18px "Orbitron", sans-serif; letter-spacing: .2em; color: var(--cyan); }
.login p { margin: 0; }
.login input {
  font: inherit; padding: 12px; color: var(--text); background: rgba(0, 0, 0, .4);
  border: 1px solid var(--cyan-dim); outline: none;
}
.login input:focus { border-color: var(--cyan); }

/* ---------- Update-Hinweis ---------- */
.update {
  position: fixed; left: 16px; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom)); z-index: 20;
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 12px 14px; background: #062433; border: 1px solid var(--cyan); box-shadow: var(--glow);
}
.update button { padding: 8px 14px; border: 0; color: var(--bg); background: var(--cyan); font: 700 12px "Orbitron", sans-serif; letter-spacing: .06em; cursor: pointer; }

@media (prefers-reduced-motion: reduce) {
  .reactor * { animation: none !important; }
}