* { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #16181d;
  --bg2: #21242b;
  --bg3: #2c3039;
  --fg: #e8eaee;
  --muted: #98a0ad;
  --accent: #39c26e;
}

html, body { height: 100%; }
body {
  background: var(--bg);
  color: var(--fg);
  font: 14px/1.4 -apple-system, "Segoe UI", Roboto, sans-serif;
}

.hidden { display: none !important; }

#login-screen {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.login-box {
  background: var(--bg2);
  border: 1px solid var(--bg3);
  border-radius: 12px;
  padding: 36px 32px;
  width: 320px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.login-box h1 { font-size: 22px; }
.login-box .sub { color: var(--muted); margin-bottom: 8px; }
.login-box input {
  background: var(--bg);
  border: 1px solid var(--bg3);
  border-radius: 8px;
  color: var(--fg);
  padding: 10px 12px;
  outline: none;
}
.login-box input:focus { border-color: var(--accent); }
.login-box button {
  background: var(--accent);
  border: 0;
  border-radius: 8px;
  color: #10130f;
  cursor: pointer;
  font-weight: 700;
  padding: 10px;
}
.error { color: #e5534b; min-height: 18px; }

#app { min-height: 100%; }
#topbar {
  display: flex;
  align-items: center;
  gap: 10px;
  background: var(--bg2);
  border-bottom: 1px solid var(--bg3);
  padding: 12px 20px;
}
#topbar h1 { font-size: 18px; }
.spacer { flex: 1; }
#who { color: var(--muted); }
#logout {
  background: var(--bg3);
  border: 1px solid #3a3f4a;
  border-radius: 6px;
  color: var(--fg);
  cursor: pointer;
  padding: 6px 12px;
}

main { padding: 24px 20px; }
main h2 { font-size: 15px; color: var(--muted); margin-bottom: 14px; }

#machines {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 14px;
  max-width: 1100px;
}
.machine {
  background: var(--bg2);
  border: 1px solid var(--bg3);
  border-radius: 10px;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 18px;
  text-decoration: none;
  color: var(--fg);
}
.machine:hover { border-color: var(--accent); }
.machine .dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  background: var(--accent);
  flex-shrink: 0;
}
.machine .name { font-weight: 600; }
.machine .url { color: var(--muted); font-size: 12px; }
#empty { color: var(--muted); }