/* Enough style to be legible on a laptop and a phone. Not a storefront:
   product design is an owner track (ROADMAP M6b, «Тонкая морда v0»). */

:root {
  color-scheme: light dark;
  --bg: #12131a;
  --panel: #1b1d27;
  --fg: #e8e9ef;
  --muted: #9aa0b5;
  --accent: #5b8cff;
  --danger: #d2564b;
  --line: #2b2e3c;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font: 16px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
}

.bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 20px;
  border-bottom: 1px solid var(--line);
}

.brand { font-weight: 700; letter-spacing: 0.02em; }

main { max-width: 720px; margin: 0 auto; padding: 24px 20px 64px; }

h1 { font-size: 22px; margin: 0 0 8px; }

.muted { color: var(--muted); }
.hint { color: var(--muted); font-size: 13px; }
.error { color: var(--danger); }
.error-title { color: var(--danger); font-weight: 600; margin: 0 0 4px; }

label { display: block; margin: 16px 0 4px; font-size: 13px; color: var(--muted); }

input[type="text"], input[type="password"] {
  width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--fg);
  font: inherit;
}

button {
  margin: 12px 8px 0 0;
  padding: 10px 18px;
  border-radius: 8px;
  border: 1px solid var(--line);
  background: var(--panel);
  color: var(--fg);
  font: inherit;
  cursor: pointer;
}

button:hover:not(:disabled) { border-color: var(--accent); }
button:disabled { opacity: 0.5; cursor: default; }

button.primary { background: var(--accent); border-color: var(--accent); color: #fff; }
button.danger { border-color: var(--danger); color: var(--danger); }
button.link { margin: 0 0 0 auto; background: none; border: none; color: var(--muted); padding: 0; }

.list { list-style: none; margin: 0; padding: 0; }

.list li {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.list .title { font-weight: 600; }
.list .version { display: block; font-size: 12px; color: var(--muted); }
.list button { margin: 0 0 0 auto; }

.panel {
  margin-top: 20px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--panel);
}

.panel-title { font-weight: 600; margin: 0 0 4px; }
.error-panel { border-color: var(--danger); }

.track {
  height: 6px;
  margin: 16px 0;
  border-radius: 3px;
  background: var(--panel);
  overflow: hidden;
}

.fill {
  height: 100%;
  width: 0;
  background: var(--accent);
  transition: width 0.4s linear;
}

.fill.indeterminate {
  width: 30%;
  animation: slide 1.6s ease-in-out infinite;
}

@keyframes slide {
  0% { margin-left: -30%; }
  100% { margin-left: 100%; }
}

@media (prefers-color-scheme: light) {
  :root {
    --bg: #f7f7fb;
    --panel: #ffffff;
    --fg: #16171d;
    --muted: #5f6577;
    --line: #dfe1ea;
  }
}