:root {
  --bg: #0f1115;
  --panel: #171a21;
  --panel-raised: #1d212b;
  --border: #2a2e38;
  --text: #e6e8ec;
  --muted: #9aa1ac;
  --muted-dim: #6b7280;
  --accent: #4f8cff;
  --accent-strong: #6ea0ff;
  --accent-dim: rgba(79, 140, 255, 0.14);
  --error: #ff6767;
  --error-bg: rgba(255, 103, 103, 0.1);
  --ok: #4ade80;
  --ok-bg: rgba(74, 222, 128, 0.1);
  --radius: 10px;
  --radius-sm: 6px;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
.wrap { max-width: 640px; margin: 0 auto; padding: 0 20px; }

/* ---------- header / nav ----------
   Generic on purpose: styles whatever links/buttons/forms live inside
   <header><nav>, so it stays correct no matter what base.html contains. */
header {
  border-bottom: 1px solid var(--border);
  background: rgba(15, 17, 21, 0.85);
  backdrop-filter: blur(6px);
  position: sticky; top: 0; z-index: 10;
}
header .wrap { display: flex; justify-content: space-between; align-items: center; gap: 16px; padding: 14px 20px; flex-wrap: wrap; }

/* brand: any plain <a> that's a direct child of header .wrap (not nested in nav) */
header .wrap > a {
  display: flex; align-items: center; gap: 9px;
  color: var(--text); text-decoration: none;
  font-weight: 700; font-size: 15px; white-space: nowrap;
}
header .wrap > a:hover { color: var(--text); }

nav {
  display: flex; align-items: center; gap: 6px; flex-wrap: wrap;
}
nav form { display: inline-flex; align-items: center; margin: 0; }
nav a, .link-btn {
  display: inline-flex; align-items: center; justify-content: center;
  height: 32px; box-sizing: border-box;
  color: var(--muted); text-decoration: none; font-size: 13px; font-weight: 600;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 0 12px; margin: 0; cursor: pointer; font-family: inherit; white-space: nowrap;
  transition: color 0.15s ease, background 0.15s ease, border-color 0.15s ease;
}
nav a:hover, .link-btn:hover {
  color: var(--text); background: var(--panel-raised); border-color: var(--accent);
}
nav .nav-divider { width: 1px; height: 20px; background: var(--border); margin: 0 2px; flex-shrink: 0; }

main.wrap { padding-top: 36px; padding-bottom: 56px; }

h1 { font-size: 24px; font-weight: 700; letter-spacing: -0.01em; margin: 0 0 8px; }
h2 { font-size: 16px; font-weight: 700; margin: 0 0 4px; }
p { color: var(--muted); line-height: 1.65; }
p strong { color: var(--text); }

.card {
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; margin-top: 16px;
  box-shadow: 0 1px 0 rgba(255,255,255,0.02) inset, 0 6px 20px -12px rgba(0,0,0,0.5);
}

label { display: block; margin-top: 14px; margin-bottom: 4px; font-size: 12.5px; font-weight: 600; color: var(--muted); }
label:first-child { margin-top: 0; }

input[type=text], input[type=password], select {
  width: 100%; padding: 10px 12px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: #0d0f13; color: var(--text);
  font: inherit; font-size: 14.5px; transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
input::placeholder { color: var(--muted-dim); }
input:focus, select:focus {
  outline: none; border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-dim);
}

button {
  margin-top: 18px; padding: 10px 18px; border-radius: var(--radius-sm); border: none;
  background: var(--accent); color: #fff; font-weight: 700; font-size: 14px; cursor: pointer;
  transition: background 0.15s ease;
}
button:hover { background: var(--accent-strong); }

.hint { color: var(--muted-dim); font-size: 12.5px; line-height: 1.55; margin: 6px 0 0; }

.flash { padding: 11px 14px; border-radius: var(--radius-sm); margin-bottom: 14px; font-size: 13.5px; }
.flash-error { background: var(--error-bg); border: 1px solid rgba(255,103,103,0.35); color: var(--error); }
.flash-ok { background: var(--ok-bg); border: 1px solid rgba(74,222,128,0.35); color: var(--ok); }

table.card { padding: 0; overflow: hidden; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 11px 14px; font-size: 13.5px; }
thead th {
  font-size: 11px; font-weight: 700; letter-spacing: 0.04em; text-transform: uppercase;
  color: var(--muted-dim); border-bottom: 1px solid var(--border); background: var(--panel-raised);
}
tbody tr:not(:last-child) td { border-bottom: 1px solid var(--border); }
tbody tr:hover { background: rgba(255,255,255,0.02); }

/* ---------- badges (e.g. "Current" release marker) ---------- */
.badge {
  display: inline-flex; align-items: center;
  font-size: 11px; font-weight: 700; letter-spacing: 0.03em;
  padding: 2px 8px; border-radius: 999px; vertical-align: middle;
}
.badge-current { background: var(--ok-bg); border: 1px solid rgba(74,222,128,0.35); color: var(--ok); }

/* ---------- danger action buttons (e.g. Delete) ---------- */
.link-btn-danger { color: var(--error); border-color: rgba(255,103,103,0.35); }
.link-btn-danger:hover { color: #fff; background: var(--error); border-color: var(--error); }

/* ---------- multiple form-buttons in one table cell, side by side ---------- */
.row-actions { display: flex; gap: 8px; }
.row-actions form { display: inline-flex; }

/* ---------- file input (native "Choose file" button re-themed) ---------- */
.file-input { margin-top: 4px; }
input[type=file] {
  width: 100%; padding: 9px 12px; border-radius: var(--radius-sm);
  border: 1px dashed var(--border); background: #0d0f13; color: var(--muted);
  font: inherit; font-size: 13.5px;
}
input[type=file]::file-selector-button {
  margin-right: 12px; padding: 7px 14px; border-radius: var(--radius-sm); border: none;
  background: var(--panel-raised); color: var(--text); font-weight: 600; font-size: 13px;
  cursor: pointer; transition: background 0.15s ease;
}
input[type=file]::file-selector-button:hover { background: var(--border); }

/* ---------- small inline button-link (e.g. the /download reference on Releases) ---------- */
.btn-inline {
  display: inline-flex; align-items: center; gap: 4px;
  padding: 4px 12px; border-radius: 999px;
  background: var(--accent-dim); color: var(--accent-strong);
  text-decoration: none; font-weight: 700; font-size: 13.5px;
  border: 1px solid rgba(79, 140, 255, 0.35);
  transition: background 0.15s ease, color 0.15s ease;
}
.btn-inline:hover { background: var(--accent); color: #fff; }