/* Panel WWW w stylu Windows XP (Luna), bez żadnych zewnętrznych zasobów i bez skryptów. */
* { box-sizing: border-box; }
body {
  margin: 0; min-height: 100vh; padding: 24px 12px;
  background: linear-gradient(#2f64d6, #5b8bea 55%, #86adf2);
  font: 14px/1.5 Tahoma, Verdana, sans-serif; color: #000;
  display: flex; justify-content: center; align-items: flex-start;
}
.window {
  width: 100%; max-width: 580px; background: #ece9d8;
  border: 3px solid #0a3fcf; border-top: 0; border-radius: 9px 9px 4px 4px;
  box-shadow: 0 10px 28px rgba(0, 0, 0, .4);
}
.titlebar {
  display: flex; align-items: center; gap: 9px; padding: 7px 10px; border-radius: 6px 6px 0 0;
  background: linear-gradient(#0a58ee 0, #3d95ff 8%, #066ff8 18%, #0055eb 60%, #0042d2 100%);
  color: #fff; font: bold 16px "Trebuchet MS", Tahoma, sans-serif; text-shadow: 1px 1px #001e6e;
}
.logo {
  display: inline-flex; align-items: center; justify-content: center; width: 26px; height: 22px;
  border-radius: 50%; background: linear-gradient(#8fc4ff, #1f55c8); border: 1px solid #002f94;
  font: bold 11px Tahoma, sans-serif; text-shadow: none;
}
.content { padding: 16px 18px 20px; }
h1 { margin: 0 0 12px; font: bold 18px "Trebuchet MS", Tahoma, sans-serif; color: #0a2f8f; }
h2 { margin: 22px 0 8px; font: bold 15px "Trebuchet MS", Tahoma, sans-serif; color: #0a2f8f; border-bottom: 1px solid #aca899; padding-bottom: 3px; }
p { margin: 8px 0; }
.muted { color: #555; font-size: 13px; }
.err { background: #fff0f0; border: 1px solid #c33; color: #900; padding: 8px 10px; border-radius: 3px; }
.ok { background: #effbe9; border: 1px solid #4a9a2c; color: #1d5a07; padding: 8px 10px; border-radius: 3px; }
label { display: block; margin: 10px 0; font-weight: bold; }
input[type=text], input[type=password], input[type=number], input:not([type]) {
  display: block; width: 100%; margin-top: 4px; padding: 6px 8px; font: 15px Tahoma, Verdana, sans-serif;
  border: 1px solid #7f9db9; background: #fff; border-radius: 0;
}
input:focus { outline: 2px solid #f4c05a; outline-offset: -1px; }
button {
  font: 14px Tahoma, Verdana, sans-serif; padding: 6px 18px; cursor: pointer; color: #000;
  border: 1px solid #003c74; border-radius: 4px; background: linear-gradient(#fff, #ecebe5 85%, #d6d0c5);
}
button:hover { box-shadow: inset 0 0 0 2px #f9c660; }
button.danger { color: #8a1010; }
.row { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.row label { margin: 0; flex: 1 1 180px; }
.inline { display: inline; }
table { width: 100%; border-collapse: collapse; background: #fff; border: 1px solid #7f9db9; }
td, th { padding: 6px 8px; text-align: left; border-bottom: 1px solid #e3e0d0; }
th { background: #f4f1e3; font-size: 12px; }
td.num { width: 1%; white-space: nowrap; }
.big {
  display: inline-block; font: bold 34px Consolas, "Courier New", monospace; letter-spacing: .12em;
  background: #fff; border: 1px solid #7f9db9; padding: 6px 16px; margin: 6px 0;
}
.mono { font-family: Consolas, "Courier New", monospace; font-weight: bold; }
.topbar { display: flex; justify-content: space-between; align-items: center; gap: 8px; flex-wrap: wrap; }
code { font-family: Consolas, "Courier New", monospace; background: #fff; border: 1px solid #cfcbb8; padding: 1px 5px; }
a { color: #0a3fcf; }

/* strona powitalna */
.window.wide { max-width: 860px; }
.hero { text-align: center; padding: 14px 4px 6px; }
.hero-title { font: bold 40px "Trebuchet MS", Tahoma, sans-serif; color: #0a2f8f; margin: 0; letter-spacing: .02em; }
.hero-sub { max-width: 620px; margin: 8px auto 14px; font-size: 15px; }
.cta { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; }
.btn {
  display: inline-block; padding: 7px 18px; color: #000; text-decoration: none; font: 14px Tahoma, Verdana, sans-serif;
  border: 1px solid #003c74; border-radius: 4px; background: linear-gradient(#fff, #ecebe5 85%, #d6d0c5);
}
.btn:hover { box-shadow: inset 0 0 0 2px #f9c660; }
.btn.primary { font-weight: bold; background: linear-gradient(#7fe05a, #3aa31c 85%, #2f8a15); color: #fff; text-shadow: 1px 1px #1b5d0b; border-color: #1b5d0b; }
.features { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 10px; }
.features li { background: #fff; border: 1px solid #7f9db9; padding: 9px 11px; }
.features b { display: block; color: #0a2f8f; margin-bottom: 2px; }
.features span { font-size: 13px; color: #222; }
.platforms td, .platforms th { vertical-align: top; }
.plain { margin: 6px 0; padding-left: 20px; }
@media (max-width: 520px) { .hero-title { font-size: 32px; } body { padding: 12px 6px; } }