/* css/admin.css — مركز الإدارة (Step 53). تصميم مستقل مأخوذ من المرجع المعتمد MEDIXA-Admin-Preview.html
   (مثل صفحات الدخول: ورقة أنماط خاصة خارج نظام style.css). القيم كلها من المتغيرات أدناه.
   الأصل داكن كالمرجع، والفاتح باختيار المشرف (يُحفظ في ms.admin.theme). */
:root {
  --bg: #0b1019; --panel: #111925; --raised: #172130; --line: #253143; --text: #edf2f8; --muted: #a3b1c4;
  --accent: #69ddc5; --ink: #082821; --green: #6ad5a6; --red: #fa9ca8; --amber: #e9c784; --purple: #baa7f6; --blue: #9bbefa;
  --accent-soft: #69ddc512; --accent-line: #69ddc540; --scrim: #030912b8;
  --shadow: 0 20px 70px #0003;
  --r-sm: 6px; --r-md: 9px; --r-lg: 13px; --r-xl: 17px;
  --font: "IBM Plex Sans Arabic", Tahoma, Arial, sans-serif; --num: Inter, Arial, sans-serif;
  color-scheme: dark;
}
html[data-admin-theme="light"] {
  --bg: #f1f5f7; --panel: #fff; --raised: #f4f7fa; --line: #d9e2eb; --text: #172638; --muted: #4f6278;
  --accent: #147b69; --ink: #fff; --green: #187747; --red: #b33048; --amber: #7a5410; --purple: #6c4aba; --blue: #336da8;
  --accent-soft: #147b6912; --accent-line: #147b6940; --scrim: #0b1a2a80; --shadow: 0 20px 70px #19334c15;
  color-scheme: light;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 14px/1.7 var(--font); }
button, input, select, textarea { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; }
button:disabled { cursor: not-allowed; opacity: .45; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
a { color: inherit; text-decoration: none; }
svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.7; stroke-linecap: round; stroke-linejoin: round; flex-shrink: 0; }
h1, h2, h3, p { margin: 0; }
small, .muted { color: var(--muted); }
.ltr { direction: ltr; unicode-bidi: isolate; }
.num { font-family: var(--num); }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
[hidden] { display: none !important; }

/* القائمة الجانبية */
.sidebar { width: 228px; position: fixed; right: 0; top: 0; bottom: 0; border-left: 1px solid var(--line); padding: 31px 20px; background: var(--panel); display: flex; flex-direction: column; z-index: 15; overflow-y: auto; }
.brand { display: flex; gap: 12px; align-items: center; margin-bottom: 38px; }
.brand strong { font: 700 22px var(--num); letter-spacing: 3px; }
.brand small { display: block; font-size: 11px; letter-spacing: .5px; }
.logo { width: 44px; height: 44px; border: 1px solid var(--accent-line); border-radius: var(--r-lg); display: grid; place-items: center; background: linear-gradient(145deg, #69ddc525, #69ddc503); overflow: hidden; flex-shrink: 0; }
.logo img { width: 32px; height: 32px; object-fit: contain; }
.navlabel { font-size: 11px; color: var(--muted); margin: 0 12px 13px; }
.navbtn { width: 100%; display: flex; align-items: center; gap: 12px; border-radius: var(--r-md); background: transparent; color: var(--muted); padding: 12px; margin-bottom: 7px; text-align: right; transition: background .2s, color .2s; min-height: 44px; }
.navbtn:hover { background: var(--raised); color: var(--text); }
.navbtn.active { background: var(--accent-soft); color: var(--accent); }
.navbtn .count { margin-right: auto; font: 12px var(--num); background: #69ddc517; padding: 1px 8px; border-radius: 5px; }
.sidebar-bottom { margin-top: auto; }
.workspace { padding: 15px 12px; background: var(--raised); border: 1px solid var(--line); border-radius: 12px; margin-bottom: 22px; }
.workspace strong { font-size: 13px; }
.workspace p { font-size: 12px; color: var(--muted); margin-top: 7px; }
.user { display: flex; align-items: center; gap: 10px; min-width: 0; }
.user > div { min-width: 0; }
.user strong { font-size: 13px; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.user small { display: block; font-size: 11px; }
.backlink { display: inline-flex; align-items: center; gap: 6px; margin-top: 14px; font-size: 12px; color: var(--muted); min-height: 32px; }
.backlink:hover { color: var(--accent); }
.avatar { display: grid; place-items: center; width: 38px; height: 38px; flex-shrink: 0; border-radius: 12px; background: #91b5eb14; color: var(--blue); border: 1px solid #91b5eb20; font-size: 13px; font-weight: 700; }
.avatar.purple { color: var(--purple); } .avatar.green { color: var(--green); } .avatar.amber { color: var(--amber); }
.scrim { position: fixed; inset: 0; background: var(--scrim); z-index: 14; }

/* الرأس */
main { margin-right: 228px; }
.topbar { height: 77px; border-bottom: 1px solid var(--line); padding: 0 36px; display: flex; align-items: center; justify-content: space-between; background: var(--bg); gap: 12px; }
.crumb { display: flex; gap: 12px; align-items: center; font-size: 13px; color: var(--muted); }
.crumb b { font-weight: 500; color: var(--text); }
.topactions { display: flex; gap: 10px; align-items: center; }
.iconbtn { width: 38px; height: 38px; display: inline-grid; place-items: center; border-radius: var(--r-md); border: 1px solid var(--line); background: transparent; color: var(--text); }
.iconbtn:hover { background: var(--raised); color: var(--accent); }
.envtag { color: var(--green); border: 1px solid #6ad5a635; background: #6ad5a608; padding: 3px 10px; border-radius: var(--r-sm); font-size: 11px; }
.mobile-menu { display: none; }

/* المحتوى */
.content { max-width: 1450px; margin: auto; padding: 36px; }
.eyebrow { font: 11px var(--num); letter-spacing: 2.3px; color: var(--accent); margin-bottom: 8px; }
.heading { display: flex; align-items: center; justify-content: space-between; gap: 15px; margin-bottom: 30px; }
.heading h1 { font-size: 28px; line-height: 1.6; letter-spacing: -.3px; }
.heading p { font-size: 13px; color: var(--muted); margin-top: 6px; }
.buttons { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }
.btn { min-height: 42px; display: inline-flex; align-items: center; justify-content: center; gap: 8px; padding: 8px 15px; border: 1px solid var(--line); border-radius: var(--r-md); background: var(--panel); font-size: 13px; font-weight: 700; transition: background .18s, transform .18s; }
.btn:hover:not(:disabled) { background: var(--raised); transform: translateY(-1px); }
.btn.primary { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.btn.primary:hover:not(:disabled) { background: var(--accent); filter: brightness(1.06); }
.btn.danger { background: #fa9ca815; border-color: #fa9ca835; color: var(--red); }
.btn svg { width: 17px; height: 17px; }
.btn[aria-busy="true"] { position: relative; color: transparent !important; }
.btn[aria-busy="true"]::after { content: ""; position: absolute; width: 16px; height: 16px; border: 2px solid var(--muted); border-top-color: transparent; border-radius: 50%; animation: spin .7s linear infinite; }

/* البطاقات الإحصائية */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 15px; margin-bottom: 26px; }
.stat { background: var(--panel); border: 1px solid var(--line); border-radius: var(--r-lg); padding: 20px; text-align: right; position: relative; overflow: hidden; transition: border-color .2s; }
button.stat:hover { border-color: var(--accent-line); }
.stat[aria-pressed="true"] { border-color: var(--accent); }
.stat-top { display: flex; justify-content: space-between; align-items: center; font-size: 12px; color: var(--muted); gap: 8px; }
.stat-icon { width: 33px; height: 33px; border-radius: 10px; display: grid; place-items: center; background: var(--raised); color: var(--blue); }
.stat.green .stat-icon { color: var(--green); } .stat.amber .stat-icon { color: var(--amber); } .stat.red .stat-icon { color: var(--red); }
.stat strong { display: block; font: 500 34px/1.3 var(--num); margin: 9px 0; color: var(--text); }
.stat small { font-size: 12px; }
.stat .track { height: 3px; background: var(--raised); margin-top: 17px; border-radius: 4px; }
.stat .track i { height: 3px; display: block; background: var(--blue); border-radius: 4px; transition: width .4s; }
.stat.green .track i { background: var(--green); } .stat.amber .track i { background: var(--amber); } .stat.red .track i { background: var(--red); }

/* اللوحات والجدول */
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 14px; overflow: hidden; }
.panelhead { padding: 20px 22px; display: flex; align-items: center; justify-content: space-between; gap: 14px; border-bottom: 1px solid var(--line); }
.panelhead h2 { font-size: 16px; display: flex; align-items: center; gap: 10px; }
.subtle { font-size: 12px; color: var(--muted); }
.pill { display: inline-flex; gap: 5px; align-items: center; border-radius: var(--r-sm); padding: 2px 9px; font-size: 12px; white-space: nowrap; border: 1px solid var(--line); background: var(--raised); color: var(--muted); }
.pill.green { color: var(--green); background: #6ad5a608; border-color: #6ad5a630; }
.pill.red { color: var(--red); background: #fa9ca808; border-color: #fa9ca830; }
.pill.purple { color: var(--purple); background: #baa7f608; border-color: #baa7f630; }
.pill.blue { color: var(--blue); background: #9bbefa08; border-color: #9bbefa30; }
.pill.amber { color: var(--amber); background: #e9c78408; border-color: #e9c78430; }
.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.toolbar { padding: 18px 22px; display: flex; align-items: center; gap: 11px; }
.search { position: relative; flex: 1; min-width: 160px; }
.search svg { position: absolute; right: 12px; top: 11px; color: var(--muted); width: 18px; }
.field { width: 100%; height: 42px; background: var(--bg); color: var(--text); border: 1px solid var(--line); border-radius: 8px; padding: 9px 12px; font-size: 13px; }
.field[aria-invalid="true"] { border-color: var(--red); }
.field:disabled { opacity: .6; }
.search input { padding-right: 38px; }
.field::placeholder { color: var(--muted); }
select.field { width: auto; min-width: 120px; }
table { width: 100%; border-collapse: collapse; text-align: right; }
th { font-size: 12px; font-weight: 500; color: var(--muted); background: var(--bg); padding: 12px 17px; white-space: nowrap; }
td { padding: 15px 17px; border-bottom: 1px solid var(--line); font-size: 13px; vertical-align: middle; }
tbody tr:last-child td { border-bottom: 0; }
tbody tr { transition: background .15s; }
tbody tr:hover { background: #91b5eb06; }
.person { display: flex; gap: 11px; align-items: center; min-width: 0; }
.person strong { font-size: 13px; display: block; }
.person .email { display: block; font: 12px/1.7 var(--num); color: var(--muted); margin-top: 1px; direction: ltr; unicode-bidi: isolate; text-align: right; overflow-wrap: anywhere; }
.personbtn { background: none; text-align: right; padding: 0; min-height: 44px; }
.personbtn:hover strong { color: var(--accent); }
.you { font-size: 11px; font-weight: 400; color: var(--muted); }
.rowactions { display: flex; gap: 6px; }
.rowactions .iconbtn { width: 34px; height: 34px; border-color: transparent; color: var(--muted); }
.rowactions .iconbtn svg { width: 16px; height: 16px; }
.rowactions .stop:hover:not(:disabled) { color: var(--red); background: #fa9ca810; }
.rowactions .go:hover:not(:disabled) { color: var(--green); background: #6ad5a610; }
.tablefooter { padding: 17px 22px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; align-items: center; gap: 15px; font-size: 12px; color: var(--muted); }
.pages { display: flex; gap: 5px; flex-wrap: wrap; }
.pages button { min-width: 34px; height: 34px; border-radius: var(--r-sm); border: 1px solid var(--line); background: transparent; font: 13px var(--num); }
.pages button.current { background: var(--accent); color: var(--ink); border-color: var(--accent); }
.pages .gap { min-width: 20px; text-align: center; align-self: center; }
.skel td { padding: 18px 17px; }
.skel i { display: block; height: 12px; border-radius: 6px; background: linear-gradient(90deg, var(--raised), var(--line), var(--raised)); background-size: 200% 100%; animation: shimmer 1.2s infinite; }
.state { padding: 45px 22px; text-align: center; color: var(--muted); font-size: 13px; }
.state .btn { margin-top: 14px; }
.state.error { color: var(--red); }

/* الأقسام السفلية والأدوار والإعدادات */
.lower { display: grid; grid-template-columns: 1.15fr 1fr; gap: 20px; margin-top: 23px; }
.mini { padding: 21px; }
.mini h3 { font-size: 14px; display: flex; align-items: center; gap: 10px; }
.mini h3 svg { color: var(--accent); width: 18px; }
.mini p { font-size: 12px; color: var(--muted); margin-top: 10px; }
.linkbtn { background: none; padding: 0; color: var(--accent); font-size: 12px; margin-top: 13px; min-height: 32px; }
.summaryline { display: flex; align-items: center; gap: 9px; margin-top: 15px; font-size: 12px; color: var(--muted); }
.summaryline strong { color: var(--text); font-weight: 400; }
.notice { display: flex; gap: 12px; background: #69ddc508; border: 1px solid #69ddc525; border-radius: 12px; padding: 16px; margin-bottom: 22px; color: var(--muted); font-size: 13px; }
.notice svg { color: var(--accent); }
.notice.warn { background: #e9c78408; border-color: #e9c78430; }
.notice.warn svg { color: var(--amber); }
.cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.rolecard { padding: 24px; }
.rolecard .panelhead { padding: 0 0 14px; }
.rolecard h3 { font-size: 17px; display: flex; gap: 10px; align-items: center; }
.rolecard .desc { font-size: 12px; color: var(--muted); margin-top: 13px; }
.rolecard code { font: 12px var(--num); color: var(--muted); }
.rolecard ul { list-style: none; padding: 0; margin: 16px 0 0; }
.rolecard li { margin-top: 10px; color: var(--muted); font-size: 13px; display: flex; gap: 8px; }
.rolecard li svg { width: 16px; color: var(--accent); margin-top: 4px; }
.rolecard li.no svg { color: var(--red); }
.settings { padding: 24px; }
.settings > h2 { font-size: 16px; }
.setting { display: flex; justify-content: space-between; align-items: center; gap: 18px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.setting:last-child { border: 0; padding-bottom: 0; }
.setting h3 { font-size: 14px; }
.setting p { font-size: 12px; color: var(--muted); margin-top: 4px; }
.semgrid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 16px; }
.semgrid div { background: var(--bg); border: 1px solid var(--line); border-radius: 10px; padding: 12px; }
.semgrid strong { display: block; font: 500 24px var(--num); }
.semgrid small { font-size: 12px; }
.span2 { grid-column: span 2; }
.mt { margin-top: 12px; } .mt-sm { margin-top: 6px; }
.preview { border: 1px solid var(--line); background: var(--bg); border-radius: 12px; padding: 18px; margin: 18px 0; }
.preview .head { display: flex; gap: 12px; align-items: center; }
.preview .logo { width: 38px; height: 38px; border-radius: 10px; }
.preview .logo img { width: 26px; height: 26px; }
.preview strong { font-size: 13px; }
.preview .title { font-size: 13px; margin-top: 2px; }
.preview .body { font-size: 12px; color: var(--muted); margin-top: 10px; }
.preview .acts { display: flex; gap: 8px; margin-top: 12px; }
.preview .acts span { font-size: 12px; border: 1px solid var(--line); border-radius: 7px; padding: 3px 10px; color: var(--accent); }
.seg { display: inline-flex; border: 1px solid var(--line); border-radius: var(--r-md); overflow: hidden; margin-top: 14px; }
.seg button { background: transparent; padding: 6px 14px; font-size: 12px; color: var(--muted); min-height: 36px; }
.seg button[aria-pressed="true"] { background: var(--accent-soft); color: var(--accent); }
.result { font-size: 12px; margin-top: 12px; }
.result.ok { color: var(--green); } .result.err { color: var(--red); }
details.keys { margin-top: 16px; border-top: 1px solid var(--line); padding-top: 14px; }
details.keys summary { cursor: pointer; font-size: 13px; color: var(--muted); min-height: 32px; }
details.keys .field { margin-top: 6px; }
details.keys label { display: block; font-size: 12px; margin-top: 12px; }
.log { display: flex; gap: 14px; padding: 16px 24px; border-bottom: 1px solid var(--line); align-items: flex-start; }
.log:last-child { border: 0; }
.log p { font-size: 13px; }
.log small { font-size: 12px; }
.log .avatar svg { width: 17px; height: 17px; }
.log .avatar.red { color: var(--red); }
.footer { display: flex; justify-content: space-between; gap: 15px; margin-top: 27px; color: var(--muted); font-size: 11px; }

/* النوافذ */
dialog { background: var(--panel); color: var(--text); border: 1px solid var(--line); border-radius: var(--r-xl); padding: 0; width: min(480px, calc(100% - 30px)); box-shadow: var(--shadow); max-height: 90dvh; }
dialog[open] { animation: pop .2s ease; }
dialog::backdrop { background: var(--scrim); backdrop-filter: blur(6px); }
dialog form { display: contents; }
.dialoghead { padding: 18px 24px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); }
.dialoghead h2 { font-size: 17px; }
.dialogbody { padding: 22px 24px; overflow-y: auto; max-height: calc(90dvh - 150px); }
.dialogbody p { color: var(--muted); font-size: 13px; }
.dialogbody label { display: block; font-size: 12px; margin: 15px 0 6px; }
.dialogbody label:first-child { margin-top: 0; }
.dialogfoot { display: flex; justify-content: flex-end; gap: 10px; padding: 16px 24px; background: var(--bg); border-top: 1px solid var(--line); }
.formgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.fielderr { color: var(--red); font-size: 12px; margin-top: 6px; min-height: 0; }
.formerror { color: var(--red) !important; margin-top: 14px; }
.hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.info-row { display: flex; justify-content: space-between; gap: 12px; padding: 11px 0; border-bottom: 1px solid var(--line); font-size: 13px; }
.info-row:last-child { border: 0; }
.info-row > span:last-child { overflow-wrap: anywhere; text-align: left; }
.toast { position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%); max-width: 90%; border: 1px solid var(--accent); background: var(--panel); padding: 13px 24px; border-radius: 12px; box-shadow: var(--shadow); z-index: 100; font-size: 13px; animation: fade .2s ease; }
.toast.err { border-color: var(--red); }
.gate { max-width: 520px; margin: 12vh auto; text-align: center; padding: 30px; }
.gate h1 { font-size: 22px; margin-bottom: 10px; }
.gate p { color: var(--muted); font-size: 14px; margin-bottom: 18px; }

@keyframes enter { from { opacity: 0; transform: translateY(5px); } to { opacity: 1; transform: none; } }
@keyframes pop { from { opacity: 0; transform: translateY(6px) scale(.99); } to { opacity: 1; transform: none; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes shimmer { to { background-position: -200% 0; } }
.view { animation: enter .28s ease; }
@keyframes fade { from { opacity: 0; } to { opacity: 1; } }

@media (min-width: 1500px) { .content { padding: 45px 50px; } .stat { padding: 24px; } .heading h1 { font-size: 32px; } td { padding: 18px 20px; } }
@media (max-width: 1180px) {
  .sidebar { width: 198px; padding: 28px 14px; } main { margin-right: 198px; }
  .content { padding: 26px 22px; } .topbar { padding: 0 22px; }
  .toolbar { flex-wrap: wrap; } .search { flex-basis: 100%; }
  .stat { padding: 16px; } .stagecol { display: none; } .heading h1 { font-size: 24px; } .btn { padding: 8px 12px; }
}
@media (max-width: 850px) {
  .sidebar { transform: translateX(100%); transition: transform .2s; width: 250px; box-shadow: var(--shadow); }
  .sidebar.open { transform: none; }
  main { margin: 0; } .mobile-menu { display: inline-grid; }
  .stats { gap: 10px; } .content { padding: 26px 20px; } .topbar { height: 67px; } .heading h1 { font-size: 25px; }
}
@media (max-width: 620px) {
  .content { padding: 22px 16px; } .topbar { padding: 0 16px; }
  .crumb { font-size: 12px; gap: 7px; } .crumb .hidephone { display: none; }
  .heading { align-items: flex-start; flex-direction: column; margin-bottom: 22px; }
  .heading h1 { font-size: 23px; } .heading .buttons { width: 100%; margin-top: 5px; } .heading .buttons .btn { flex: 1; }
  .stats { grid-template-columns: repeat(2, 1fr); margin-bottom: 20px; }
  .stat { padding: 14px; } .stat strong { font-size: 28px; } .stat-icon { width: 28px; height: 28px; } .stat-top, .stat small { font-size: 11px; }
  .panelhead { padding: 16px; } .panelhead h2 { font-size: 14px; } .panelhead .subtle { display: none; }
  .toolbar { padding: 14px; gap: 8px; } .toolbar select.field { flex: 1; min-width: 96px; } .toolbar .resetfilter { flex: none; }
  /* صفوف الحسابات تصبح بطاقات */
  thead { display: none; } table, tbody { display: block; }
  tbody tr { display: grid; grid-template-columns: 1fr 1fr; padding: 16px; gap: 10px 12px; border-bottom: 1px solid var(--line); }
  tbody tr:last-child { border-bottom: 0; }
  tbody td { display: block; padding: 0; border: 0; }
  tbody td.c-person, tbody td.c-actions { grid-column: span 2; }
  tbody td.c-last::before { content: "آخر دخول: "; font-size: 11px; color: var(--muted); }
  tbody td.c-last, tbody td.stagecol { display: block; font-size: 12px; }
  tbody td.stagecol::before { content: "الكورس: "; font-size: 11px; color: var(--muted); }
  .rowactions { justify-content: flex-start; border-top: 1px solid var(--line); padding-top: 10px; }
  .rowactions .iconbtn { width: 44px; height: 40px; border-color: var(--line); }
  .skel { display: block; } .skel td { padding: 6px 0; }
  .tablefooter { padding: 15px; flex-wrap: wrap; }
  .lower, .cards { grid-template-columns: 1fr; gap: 14px; } .lower { margin-top: 17px; }
  .footer { flex-direction: column; gap: 4px; } .span2 { grid-column: auto; } .formgrid { grid-template-columns: 1fr; }
  .settings { padding: 18px; } .semgrid { grid-template-columns: repeat(3, 1fr); } .envtag { display: none; }
  .log { padding: 14px 16px; }
}
@media (prefers-reduced-motion: reduce) { *, *::before, *::after { animation: none !important; transition: none !important; scroll-behavior: auto !important; } }