:root {
  --bg: #0f1419;
  --bg2: #161d26;
  --bg3: #1e2733;
  --border: #2b3646;
  --text: #dce4ee;
  --muted: #8494a8;
  --accent: #4da3ff;
  --ok: #3ecf8e;
  --warn: #f5b544;
  --err: #f2545b;
}

* { box-sizing: border-box; }

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

nav {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 12px 24px;
  background: var(--bg2);
  border-bottom: 1px solid var(--border);
}
.nav-brand { font-weight: 700; margin-right: 12px; }
nav a { color: var(--muted); text-decoration: none; padding: 6px 4px; }
nav a:hover, nav a.active { color: var(--text); }
#logout-btn { margin-left: auto; }

main { max-width: 1080px; margin: 0 auto; padding: 24px; }

h1 { font-size: 22px; margin: 8px 0 18px; }
h2 { font-size: 17px; margin: 26px 0 10px; }
.muted { color: var(--muted); }
.small { font-size: 13px; }

.card {
  background: var(--bg2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 18px;
  margin-bottom: 18px;
}

table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 9px 10px; border-bottom: 1px solid var(--border); vertical-align: middle; }
th { color: var(--muted); font-weight: 600; font-size: 13px; }
tr:last-child td { border-bottom: none; }
tr.clickable { cursor: pointer; }
tr.clickable:hover td { background: var(--bg3); }

.dot { display: inline-block; width: 10px; height: 10px; border-radius: 50%; margin-right: 7px; }
.dot-ok { background: var(--ok); }
.dot-warn { background: var(--warn); }
.dot-err { background: var(--err); }
.dot-off { background: var(--muted); }

.badge {
  display: inline-block; padding: 2px 9px; border-radius: 20px;
  font-size: 12px; font-weight: 600; border: 1px solid var(--border);
}
.badge-ok { color: var(--ok); border-color: var(--ok); }
.badge-warn { color: var(--warn); border-color: var(--warn); }
.badge-err { color: var(--err); border-color: var(--err); }
.badge-muted { color: var(--muted); }

.btn {
  background: var(--bg3);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 7px;
  padding: 7px 14px;
  font-size: 14px;
  cursor: pointer;
}
.btn:hover { border-color: var(--accent); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #08121f; font-weight: 600; }
.btn-danger { color: var(--err); }
.btn-danger:hover { border-color: var(--err); }
.btn-ghost { background: transparent; border-color: transparent; color: var(--muted); }
.btn-ghost:hover { color: var(--text); border-color: var(--border); }
.btn-sm { padding: 4px 10px; font-size: 13px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }

form.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 14px; }
form .full { grid-column: 1 / -1; }
label { display: block; font-size: 13px; color: var(--muted); margin-bottom: 5px; }
input, select {
  width: 100%;
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: 7px;
  padding: 8px 10px;
  font-size: 14px;
}
input:focus, select:focus { outline: none; border-color: var(--accent); }
.checkbox-row { display: flex; align-items: center; gap: 8px; }
.checkbox-row input { width: auto; }

.actions { display: flex; gap: 10px; margin-top: 14px; flex-wrap: wrap; }
.row-flex { display: flex; gap: 10px; align-items: end; flex-wrap: wrap; }
.row-flex > div { flex: 1; min-width: 160px; }

.login-box { max-width: 380px; margin: 12vh auto 0; }
.login-box h1 { text-align: center; }

pre.snippet {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 14px;
  overflow-x: auto;
  font-size: 13px;
  line-height: 1.5;
}
code { font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace; }

#toast {
  position: fixed;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg3);
  border: 1px solid var(--border);
  border-radius: 9px;
  padding: 11px 20px;
  z-index: 100;
  max-width: 80vw;
}
#toast.err { border-color: var(--err); color: var(--err); }
#toast.ok { border-color: var(--ok); }

.reveal-box {
  background: var(--bg);
  border: 1px dashed var(--warn);
  border-radius: 8px;
  padding: 12px;
  margin-top: 10px;
  word-break: break-all;
  font-family: ui-monospace, Menlo, Consolas, monospace;
  font-size: 13px;
}

/* backup row whose artifact is missing on S3 (phantom success) */
tr.row-missing td { background: rgba(242, 84, 91, 0.12); }
tr.row-missing td:first-child { box-shadow: inset 3px 0 0 var(--err); }

/* one-time plaintext display of a freshly created encryption key */
.onetime-key { border-color: var(--warn); }
.key-mask { letter-spacing: 2px; }

.page-head { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px; }
.breadcrumb { margin-bottom: 4px; }
.breadcrumb a { color: var(--muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--text); }

/* pagination */
.pager { display: flex; gap: 6px; align-items: center; margin-top: 12px; flex-wrap: wrap; }
.pg-btn[data-current] { background: var(--accent); border-color: var(--accent); color: #08121f; font-weight: 600; }

/* restore modal */
.modal-overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(4, 8, 14, 0.72);
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
}
.modal { max-width: 540px; width: 100%; max-height: 90vh; overflow-y: auto; margin: 0; }
.radio-row { display: flex; gap: 10px; margin: 12px 0; font-size: 14px; color: var(--text); cursor: pointer; }
.radio-row input { width: auto; margin-top: 3px; flex-shrink: 0; }
.modal-field { margin: 4px 0 14px 26px; }
.warn-text { color: var(--warn); }

/* utility classes (CSP forbids inline styles) */
.mt0 { margin-top: 0; }
.m0 { margin: 0; }
.mt6 { margin: 6px 0 0; }
.mt14 { margin-top: 14px; }
.flex2 { flex: 2; }
.flex0 { flex: 0; }