:root {
  --bg: #0e1117;
  --panel: #161b22;
  --panel-soft: #1f2630;
  --text: #e6edf3;
  --subtext: #9aa4b2;
  --accent: #4ea1ff;
  --accent-soft: #2a4a6f;
  --success: #5dd28b;
  --danger: #ff6b6b;
  --border: #2d3642;
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
}

/* ---------- login page ---------- */

.login-wrapper {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
}

.login-card {
  width: min(420px, 100%);
  padding: 2rem;
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 14px;
}

.login-card h1 { margin-top: 0; }
.subtitle { color: var(--subtext); margin-bottom: 1.2rem; }

label { display: block; margin-bottom: .4rem; }
input[type='password'] {
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--panel-soft);
  color: var(--text);
  padding: .75rem;
  margin-bottom: 1rem;
}

button {
  border: none;
  border-radius: 10px;
  background: var(--accent);
  color: #031327;
  font-weight: 700;
  padding: .7rem 1rem;
  cursor: pointer;
  transition: background .15s ease, color .15s ease, opacity .15s ease;
}

button:disabled {
  background: var(--panel-soft);
  color: var(--subtext);
  cursor: not-allowed;
  opacity: .65;
}

.status { min-height: 1.2rem; }
.status.error { color: var(--danger); }
.attempts { color: var(--subtext); font-size: .9rem; }

.shake { animation: shake .34s ease-in-out; }

@keyframes shake {
  20% { transform: translateX(-7px); }
  40% { transform: translateX(7px); }
  60% { transform: translateX(-5px); }
  80% { transform: translateX(5px); }
}

/* ---------- app page ---------- */

.app-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
}
.app-header h1 { margin: 0; font-size: 1.4rem; }

.logout-btn {
  background: transparent;
  color: var(--subtext);
  border: 1px solid var(--border);
  font-weight: 500;
  padding: .4rem .8rem;
  font-size: .85rem;
}
.logout-btn:hover { color: var(--text); border-color: var(--accent-soft); }

.app-layout {
  display: grid;
  grid-template-columns: minmax(220px, 18%) 1fr;
  min-height: calc(100vh - 64px);
}

.left-rail {
  border-right: 1px solid var(--border);
  padding: 1rem;
  background: var(--panel);
}
.left-rail h2 {
  font-size: 1rem;
  margin: 0 0 .75rem;
  color: var(--subtext);
  text-transform: uppercase;
  letter-spacing: .05em;
}
.left-rail label {
  font-size: .95rem;
  margin: .55rem 0;
  cursor: pointer;
  display: flex;
  gap: .5rem;
  align-items: center;
}
.left-rail input[type='checkbox'] { cursor: pointer; }

.regions {
  padding: 1rem;
  display: grid;
  grid-template-rows: 1fr 1fr 1fr auto;
  gap: .8rem;
}

.region-block {
  border: 1px solid var(--border);
  border-radius: 12px;
  background: var(--panel);
  padding: .8rem;
  display: flex;
  flex-direction: column;
  gap: .6rem;
}

.region-head { display: flex; align-items: center; }
.region-toggle {
  display: flex;
  align-items: center;
  gap: .6rem;
  margin: 0;
  cursor: pointer;
}
.region-toggle h3 { margin: 0; font-size: 1.05rem; }
.region-toggle input[type='checkbox'] {
  width: 18px;
  height: 18px;
  cursor: pointer;
}

.icon-grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(80px, 1fr));
  gap: .5rem;
}

.icon-grid.decorative .icon-card {
  cursor: default;
  opacity: .55;
  pointer-events: none;
}

.icon-card {
  border: 1px solid var(--border);
  background: var(--panel-soft);
  border-radius: 10px;
  padding: .5rem .25rem;
  display: grid;
  justify-items: center;
  align-content: center;
  text-align: center;
  font-size: 11px;
  line-height: 1.4;
  gap: .15rem;
}

.glyph { font-size: 20px; }

.actions {
  display: grid;
  justify-items: center;
  gap: .5rem;
  padding: 1rem .6rem;
  border-top: 1px dashed var(--border);
}

.actions #makePackageBtn {
  padding: .85rem 2rem;
  font-size: 1rem;
}

.selected-tags {
  font-size: .85rem;
  color: var(--subtext);
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  text-align: center;
  max-width: 80ch;
}

.spinner {
  width: 30px;
  height: 30px;
  border: 3px solid #2f3f53;
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

.hidden { display: none; }
@keyframes spin { to { transform: rotate(360deg); } }

.result { color: var(--subtext); text-align: center; max-width: 80ch; }
.result a { color: var(--accent); }

.result-ok {
  display: grid;
  gap: .35rem;
  color: var(--text);
}
.download-link {
  display: inline-block;
  margin: .25rem 0;
  padding: .55rem 1rem;
  border-radius: 8px;
  background: var(--accent-soft);
  border: 1px solid var(--accent);
  color: var(--text);
  text-decoration: none;
  font-weight: 600;
}
.download-link:hover { background: var(--accent); color: #031327; }

.result-meta { font-size: .8rem; color: var(--subtext); font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; }
.result-error { color: var(--danger); }

@media (max-width: 720px) {
  .app-layout { grid-template-columns: 1fr; }
  .left-rail { border-right: none; border-bottom: 1px solid var(--border); }
  .icon-grid { grid-template-columns: repeat(5, 1fr); }
  .glyph { font-size: 16px; }
}