:root {
  --bg: #f4f5f7;
  --card: #ffffff;
  --text: #1c2230;
  --muted: #667085;
  --line: #e3e6eb;
  --primary: #2f5bea;
  --primary-text: #ffffff;
  --ok: #157f3b;
  --ok-bg: #e5f5ea;
  --warn: #9a5b00;
  --warn-bg: #fff2d6;
  --bad: #b42318;
  --bad-bg: #fde8e6;
  --log-bg: #0f1420;
  --log-text: #d5dbe5;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1117;
    --card: #171b24;
    --text: #e6e9ef;
    --muted: #8b93a3;
    --line: #2a303c;
    --primary: #5b80f5;
    --ok: #4fd17f;
    --ok-bg: #12301f;
    --warn: #f1b54c;
    --warn-bg: #352812;
    --bad: #ff7a6e;
    --bad-bg: #3a1714;
    --log-bg: #090c12;
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 15px/1.6 system-ui, "Segoe UI", Tahoma, "Noto Sans Arabic", sans-serif;
}

h1, h2, h3 { margin: 0; line-height: 1.3; }
h1 { font-size: 1.3rem; }
h2 { font-size: 1.1rem; }
code { font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .9em; }
.muted { color: var(--muted); font-size: .9rem; }

.top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 980px;
  margin: 0 auto;
  padding: 24px 16px 8px;
}
.top p { margin: 4px 0 0; }

main { max-width: 980px; margin: 0 auto; padding: 8px 16px 48px; display: grid; gap: 16px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 20px;
}
.card > p { margin: 8px 0 0; }
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }

.actions { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0; }

.btn {
  font: inherit;
  border: 1px solid var(--line);
  background: var(--card);
  color: var(--text);
  border-radius: 8px;
  padding: 8px 16px;
  cursor: pointer;
}
.btn:hover:not(:disabled) { border-color: var(--muted); }
.btn:disabled { opacity: .45; cursor: not-allowed; }
.btn.primary { background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
.btn.warn { background: var(--warn-bg); border-color: var(--warn); color: var(--warn); }
.btn.danger { background: var(--bad); border-color: var(--bad); color: #fff; }
.btn.ghost { background: transparent; }
.btn.small { padding: 4px 10px; font-size: .85rem; }

.badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 999px;
  font-size: .85rem;
  background: var(--line);
  white-space: nowrap;
}
.badge.ok { background: var(--ok-bg); color: var(--ok); }
.badge.warn { background: var(--warn-bg); color: var(--warn); }
.badge.bad { background: var(--bad-bg); color: var(--bad); }
.tag { margin-inline-start: 8px; font-size: .75rem; color: var(--muted); border: 1px solid var(--line); border-radius: 4px; padding: 0 6px; }

.scroll { overflow-x: auto; }
.tbl { width: 100%; border-collapse: collapse; }
.tbl th, .tbl td { text-align: start; padding: 8px; border-top: 1px solid var(--line); vertical-align: middle; }
.tbl th { color: var(--muted); font-weight: 500; font-size: .85rem; border-top: 0; }
.row-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.note { color: var(--muted); font-size: .85rem; margin: 12px 0 0; }

.log {
  background: var(--log-bg);
  color: var(--log-text);
  border-radius: 8px;
  padding: 12px;
  margin: 12px 0 0;
  max-height: 420px;
  overflow: auto;
  white-space: pre-wrap;
  word-break: break-all;
  font: 12.5px/1.5 ui-monospace, Menlo, Consolas, monospace;
  text-align: left;
}

.howto { margin-top: 16px; }
.howto summary { cursor: pointer; color: var(--primary); }
.howto ol { padding-inline-start: 20px; }

.danger-zone { border-color: var(--bad); }
.danger-zone h2 { color: var(--bad); }
.danger-zone ul { padding-inline-start: 20px; margin: 12px 0; }

label { display: grid; gap: 4px; font-size: .9rem; color: var(--muted); }
input {
  font: inherit;
  color: var(--text);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 8px 12px;
  min-width: 0;
}
input:focus { outline: 2px solid var(--primary); outline-offset: 1px; }
.row { display: flex; gap: 12px; align-items: end; flex-wrap: wrap; }
.row label { flex: 1 1 200px; }

.login { min-height: 100vh; display: grid; place-items: center; padding: 16px; }
.login form { width: min(380px, 100%); display: grid; gap: 14px; }
.login h1 { text-align: center; margin-bottom: 4px; }
.msg { color: var(--bad); min-height: 1.2em; margin: 0; font-size: .9rem; }

dialog {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--card);
  color: var(--text);
  width: min(560px, calc(100% - 32px));
  padding: 20px;
}
dialog::backdrop { background: rgb(0 0 0 / .5); }
dialog form { display: grid; gap: 12px; }
dialog .actions { margin: 4px 0 0; }

#toast {
  position: fixed;
  inset-inline: 16px;
  bottom: 16px;
  margin: 0 auto;
  max-width: 480px;
  background: var(--text);
  color: var(--card);
  padding: 10px 16px;
  border-radius: 8px;
  text-align: center;
}
#toast.bad { background: var(--bad); color: #fff; }

@media (max-width: 600px) {
  .top { padding-top: 16px; }
  .card { padding: 16px; }
  .row-actions { justify-content: flex-start; }
}