:root {
  --bg: #0f1115;
  --bg-alt: #171a21;
  --border: #2a2e37;
  --text: #e6e8eb;
  --text-dim: #9aa1ab;
  --accent: #4f8cff;
  --accent-hover: #6da0ff;
  --danger: #ff5c5c;
  --ok: #3ecf8e;
  --radius: 8px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 15px;
}

a { color: var(--accent); text-decoration: none; }
a:hover { color: var(--accent-hover); }

header.topnav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  background: var(--bg-alt);
  border-bottom: 1px solid var(--border);
}

header.topnav .brand { font-weight: 700; font-size: 18px; }
header.topnav nav a {
  margin-left: 18px;
  color: var(--text-dim);
  font-weight: 500;
}
header.topnav nav a:hover, header.topnav nav a.active { color: var(--text); }

.container { max-width: 1000px; margin: 0 auto; padding: 28px 20px; }
.container.narrow { max-width: 440px; }

.card {
  background: var(--bg-alt);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

h1 { font-size: 22px; margin: 0 0 16px; }
h2 { font-size: 17px; margin: 0 0 12px; color: var(--text); }
p.hint { color: var(--text-dim); font-size: 13px; }

label { display: block; margin: 12px 0 6px; font-size: 13px; color: var(--text-dim); }
input[type=text], input[type=password], input[type=number], input[type=datetime-local], select {
  width: 100%;
  padding: 9px 10px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0c0e12;
  color: var(--text);
  font-size: 14px;
}
input[type=checkbox] { margin-right: 6px; }

button, .btn {
  display: inline-block;
  cursor: pointer;
  background: var(--accent);
  color: white;
  border: none;
  padding: 9px 16px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
}
button:hover, .btn:hover { background: var(--accent-hover); }
button.secondary, .btn.secondary { background: transparent; border: 1px solid var(--border); color: var(--text); }
button.secondary:hover, .btn.secondary:hover { border-color: var(--accent); }
button.danger, .btn.danger { background: transparent; border: 1px solid var(--danger); color: var(--danger); }
button.danger:hover { background: var(--danger); color: white; }
button.small, .btn.small { padding: 4px 10px; font-size: 12px; }

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 8px 10px; border-bottom: 1px solid var(--border); font-size: 13.5px; }
th { color: var(--text-dim); font-weight: 600; font-size: 12px; text-transform: uppercase; letter-spacing: .03em; }
tr:hover td { background: rgba(255,255,255,0.02); }

.breadcrumb { margin-bottom: 14px; font-size: 13.5px; color: var(--text-dim); }
.breadcrumb a { margin-right: 2px; }

.badge {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 100px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
}
.badge.active { background: rgba(62,207,142,0.15); color: var(--ok); }
.badge.inactive { background: rgba(255,92,92,0.15); color: var(--danger); }

.row-actions { display: flex; gap: 6px; align-items: center; }
.icon-dir::before { content: "📁 "; }
.icon-file::before { content: "📄 "; }

.flex-between { display: flex; align-items: center; justify-content: space-between; }

.link-box {
  display: flex;
  gap: 8px;
  align-items: center;
  background: #0c0e12;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px 10px;
  font-family: monospace;
  font-size: 13px;
  word-break: break-all;
}

.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  display: flex; align-items: center; justify-content: center; z-index: 50;
}
.modal { background: var(--bg-alt); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; width: 440px; max-width: 92vw; }

.error-msg { color: var(--danger); font-size: 13.5px; margin-top: 8px; }
.success-msg { color: var(--ok); font-size: 13.5px; margin-top: 8px; }

.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px,1fr)); gap: 12px; }
.stat-box { background: #0c0e12; border: 1px solid var(--border); border-radius: 6px; padding: 14px; }
.stat-box .num { font-size: 24px; font-weight: 700; }
.stat-box .label { font-size: 12px; color: var(--text-dim); text-transform: uppercase; }

.center { text-align: center; }
.mt { margin-top: 16px; }
.mb0 { margin-bottom: 0; }
footer.foot { text-align: center; color: var(--text-dim); font-size: 12px; padding: 30px; }