/* ==========================================================================
   لوحة متابعة التكليفات — الأنماط الأساسية
   ========================================================================== */

:root {
  --navy: #0f2744;
  --navy-2: #17375f;
  --navy-3: #1e4576;
  --accent: #0d6efd;
  --accent-soft: #e7f0ff;
  --gold: #c9a227;

  --green: #14804a;
  --green-soft: #e4f6ec;
  --amber: #b57600;
  --amber-soft: #fdf3df;
  --red: #c02929;
  --red-soft: #fdeaea;
  --blue: #1a5fb4;
  --blue-soft: #e8f1fd;

  --ink: #16202e;
  --ink-2: #47566b;
  --ink-3: #74839a;
  --line: #dfe6ef;
  --line-2: #eef2f7;
  --surface: #ffffff;
  --surface-2: #f6f8fc;
  --page: #f1f4f9;

  --radius: 14px;
  --radius-sm: 9px;
  --shadow: 0 1px 2px rgba(16, 35, 61, .06), 0 8px 24px rgba(16, 35, 61, .07);
  --shadow-sm: 0 1px 2px rgba(16, 35, 61, .07);

  --font: "Cairo", "Segoe UI", "Tahoma", system-ui, -apple-system, sans-serif;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  font-family: var(--font);
  background: var(--page);
  color: var(--ink);
  font-size: 15px;
  line-height: 1.65;
  direction: rtl;
}

h1, h2, h3, h4 { margin: 0; line-height: 1.35; font-weight: 700; }
p { margin: 0; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

/* ---------------------------------------------------------------- الترويسة */

.topbar {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-3) 100%);
  color: #fff;
  padding: 18px 22px 0;
  box-shadow: 0 4px 18px rgba(15, 39, 68, .18);
  position: sticky;
  top: 0;
  z-index: 40;
}

.topbar__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  flex-wrap: wrap;
  max-width: 1600px;
  margin: 0 auto;
}

.topbar__brand { display: flex; align-items: center; gap: 14px; }

.topbar__mark {
  width: 46px; height: 46px; flex: 0 0 46px;
  border-radius: 12px;
  background: rgba(255, 255, 255, .12);
  border: 1px solid rgba(255, 255, 255, .25);
  display: grid; place-items: center;
  font-size: 22px; font-weight: 700;
  color: #ffd97a;
}

.topbar__title { font-size: 21px; font-weight: 700; }
.topbar__sub { font-size: 13px; color: #b9cde6; margin-top: 2px; }

.topbar__meta {
  display: flex; align-items: center; gap: 10px; flex-wrap: wrap;
  font-size: 13px;
}
.topbar__chip {
  background: rgba(255, 255, 255, .1);
  border: 1px solid rgba(255, 255, 255, .2);
  padding: 6px 13px; border-radius: 999px;
  color: #e8f1fb;
  white-space: nowrap;
}
.topbar__chip strong { color: #fff; }

/* ------------------------------------------------------------------ التنقل */

.mainnav {
  display: flex;
  gap: 4px;
  overflow-x: auto;
  margin-top: 16px;
  padding-bottom: 0;
  max-width: 1600px;
  margin-inline: auto;
  scrollbar-width: none;
}
.mainnav::-webkit-scrollbar { display: none; }

.mainnav a {
  color: #c4d7ee;
  padding: 10px 15px 13px;
  border-radius: 10px 10px 0 0;
  font-size: 14px;
  font-weight: 600;
  white-space: nowrap;
  border-bottom: 3px solid transparent;
  transition: background .15s, color .15s;
}
.mainnav a:hover { background: rgba(255, 255, 255, .1); color: #fff; text-decoration: none; }
.mainnav a.is-active {
  background: var(--page);
  color: var(--navy);
  border-bottom-color: var(--gold);
}

/* ------------------------------------------------------------------- التخطيط */

.wrap { max-width: 1600px; margin: 0 auto; padding: 22px; }

.section { margin-bottom: 26px; }

.section__head {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 14px; flex-wrap: wrap; margin-bottom: 12px;
}
.section__title { font-size: 18px; color: var(--navy); }
.section__hint { font-size: 13px; color: var(--ink-3); }

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.card__head {
  padding: 13px 18px;
  border-bottom: 1px solid var(--line-2);
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; flex-wrap: wrap;
  background: linear-gradient(180deg, #fff, #fbfcfe);
}
.card__head h3 { font-size: 15.5px; color: var(--navy); }
.card__body { padding: 16px 18px; }
.card__body--flush { padding: 0; }

/* -------------------------------------------------------------------- البطاقات */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 13px;
}

.kpi {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 15px 16px 14px;
  box-shadow: var(--shadow-sm);
  position: relative;
  overflow: hidden;
}
.kpi::before {
  content: ""; position: absolute; inset-inline-start: 0; top: 0; bottom: 0;
  width: 4px; background: var(--accent);
}
.kpi--primary::before { background: var(--navy-3); }
.kpi--done::before { background: var(--green); }
.kpi--open::before { background: var(--amber); }
.kpi--late::before { background: var(--red); }
.kpi--rate::before { background: var(--blue); }
.kpi--avg::before { background: #6b4bbd; }

.kpi__label { font-size: 13px; color: var(--ink-2); margin-bottom: 8px; min-height: 21px; }
.kpi__value { font-size: 30px; font-weight: 700; line-height: 1.15; color: var(--navy); }
.kpi__value small { font-size: 15px; font-weight: 600; color: var(--ink-2); margin-inline-start: 3px; }
.kpi__value.is-green { color: var(--green); }
.kpi__value.is-amber { color: var(--amber); }
.kpi__value.is-red { color: var(--red); }
.kpi__value.is-blue { color: var(--blue); }
.kpi__foot { font-size: 12px; color: var(--ink-3); margin-top: 5px; }

/* ---------------------------------------------------------------- شرائط التقدم */

.meter {
  background: var(--line-2);
  height: 7px; border-radius: 999px; overflow: hidden; margin-top: 9px;
}
.meter > span { display: block; height: 100%; border-radius: 999px; background: var(--accent); }
.meter--green > span { background: var(--green); }
.meter--amber > span { background: var(--amber); }
.meter--red > span { background: var(--red); }

.bar-cell {
  display: flex; align-items: center; gap: 9px;
  min-width: 132px;
}
.bar-cell__track {
  flex: 1; height: 9px; border-radius: 999px; background: var(--line-2); overflow: hidden;
}
.bar-cell__fill { height: 100%; border-radius: 999px; background: var(--green); }
.bar-cell__num { font-size: 12.5px; font-weight: 700; color: var(--ink-2); min-width: 44px; }

/* ----------------------------------------------------------------- الجداول */

.tablewrap { width: 100%; overflow-x: auto; }
table { width: 100%; border-collapse: separate; border-spacing: 0; font-size: 14px; }

thead th {
  background: var(--surface-2);
  color: var(--navy);
  font-weight: 700;
  text-align: start;
  padding: 11px 12px;
  border-bottom: 2px solid var(--line);
  position: sticky; top: 0; z-index: 2;
  white-space: nowrap;
  font-size: 13.5px;
}
thead th.num, td.num { text-align: center; }

tbody td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line-2);
  vertical-align: middle;
}
tbody tr:hover { background: #f8fbff; }
tbody tr.is-late { background: var(--red-soft); }
tbody tr.is-late:hover { background: #fbe0e0; }
tbody tr.is-warn { background: var(--amber-soft); }
tbody tr.is-warn:hover { background: #fbeed2; }
tbody td.cell-subject {
  max-width: 520px;
  white-space: normal;
  line-height: 1.55;
}
tbody td.cell-mono { font-variant-numeric: tabular-nums; white-space: nowrap; }

.empty {
  padding: 34px 18px; text-align: center; color: var(--ink-3); font-size: 14px;
}
.empty strong { display: block; color: var(--ink-2); font-size: 15.5px; margin-bottom: 5px; }

/* -------------------------------------------------------------------- الشرائح */

.badge {
  display: inline-block;
  padding: 3px 11px;
  border-radius: 999px;
  font-size: 12.5px;
  font-weight: 700;
  white-space: nowrap;
  border: 1px solid transparent;
}
.badge--done { background: var(--green-soft); color: var(--green); border-color: #bfe5d1; }
.badge--open { background: var(--amber-soft); color: var(--amber); border-color: #f0dcae; }
.badge--study { background: var(--blue-soft); color: var(--blue); border-color: #c5dbf8; }
.badge--review { background: #f0ebfb; color: #6b4bbd; border-color: #dbd0f5; }
.badge--late { background: var(--red-soft); color: var(--red); border-color: #f6caca; }
.badge--muted { background: var(--line-2); color: var(--ink-3); border-color: var(--line); }
.badge--teach { background: #e9f7fb; color: #0b6b82; border-color: #c3e8f1; }

/* --------------------------------------------------------------- أدوات الفلاتر */

.filters {
  display: grid;
  grid-template-columns: repeat(6, minmax(150px, 1fr));
  gap: 13px;
}
.field { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.field > label { font-size: 13px; font-weight: 600; color: var(--ink-2); }
.field > label .req { color: var(--red); }

input[type="text"], input[type="number"], input[type="date"], select, textarea {
  font-family: var(--font);
  font-size: 14px;
  color: var(--ink);
  background: #fff;
  border: 1px solid #cfdae6;
  border-radius: var(--radius-sm);
  padding: 9px 11px;
  width: 100%;
  transition: border-color .15s, box-shadow .15s;
}
input[type="text"]:focus, input[type="number"]:focus,
input[type="date"]:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(13, 110, 253, .14);
}
input.is-soft, select.is-soft, textarea.is-soft { background: #fffbe8; }
textarea { min-height: 84px; resize: vertical; line-height: 1.6; }
select { cursor: pointer; }

.btn {
  font-family: var(--font);
  font-size: 14px; font-weight: 600;
  padding: 9px 18px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  background: var(--accent);
  color: #fff;
  transition: filter .15s, background .15s;
  white-space: nowrap;
}
.btn:hover { filter: brightness(1.08); }
.btn:active { filter: brightness(.94); }
.btn--ghost { background: #fff; color: var(--navy); border-color: #cfdae6; }
.btn--ghost:hover { background: var(--surface-2); }
.btn--danger { background: var(--red); }
.btn--warn { background: var(--amber); }
.btn--green { background: var(--green); }
.btn--sm { font-size: 13px; padding: 6px 12px; }
.btn[disabled] { opacity: .55; cursor: not-allowed; }

.actions { display: flex; gap: 9px; flex-wrap: wrap; align-items: center; }

.notice {
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-size: 13.5px;
  border: 1px solid var(--line);
  background: var(--surface-2);
  color: var(--ink-2);
}
.notice--warn { background: var(--amber-soft); border-color: #f0dcae; color: #7a5300; }
.notice--err { background: var(--red-soft); border-color: #f6caca; color: #8d2020; }
.notice--ok { background: var(--green-soft); border-color: #bfe5d1; color: #0d5c34; }
.notice--info { background: var(--accent-soft); border-color: #c7dcff; color: #14457f; }

/* -------------------------------------------------------------- ملخص النتائج */

.mini-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}
.mini {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  background: var(--surface-2);
}
.mini__label { font-size: 12.5px; color: var(--ink-2); margin-bottom: 4px; }
.mini__value { font-size: 23px; font-weight: 700; color: var(--navy); }

/* -------------------------------------------------------------------- الرسوم */

.chart-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.chart-grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.chart-box { position: relative; height: 320px; }
.chart-box--tall { height: 380px; }

.legend {
  display: flex; flex-wrap: wrap; gap: 12px;
  font-size: 12.5px; color: var(--ink-2); margin-top: 10px;
}
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 11px; height: 11px; border-radius: 3px; display: inline-block; }

/* -------------------------------------------------------------- العودة والتلميحات */

.backlink {
  display: inline-flex; align-items: center; gap: 6px;
  font-size: 13.5px; font-weight: 600; color: var(--accent);
}

.pagehead {
  display: flex; align-items: flex-start; justify-content: space-between;
  gap: 16px; flex-wrap: wrap; margin-bottom: 18px;
}
.pagehead h1 { font-size: 23px; color: var(--navy); }
.pagehead p { font-size: 13.5px; color: var(--ink-2); margin-top: 4px; }

/* ------------------------------------------------------------------ التذييل */

.footer {
  max-width: 1600px; margin: 0 auto; padding: 8px 22px 34px;
  font-size: 12.5px; color: var(--ink-3);
  display: flex; justify-content: space-between; gap: 14px; flex-wrap: wrap;
}

/* ------------------------------------------------------------------ التحميل */

.loader {
  display: flex; align-items: center; justify-content: center; gap: 11px;
  padding: 44px 20px; color: var(--ink-2); font-size: 14px;
}
.spinner {
  width: 21px; height: 21px; border-radius: 50%;
  border: 3px solid var(--line);
  border-top-color: var(--accent);
  animation: spin .8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ------------------------------------------------------------- التبويبات داخل الصفحة */

.tabs {
  display: flex; gap: 6px; flex-wrap: wrap;
  border-bottom: 2px solid var(--line);
  margin-bottom: 16px;
}
.tabs button {
  font-family: var(--font); font-size: 14px; font-weight: 600;
  background: none; border: none; cursor: pointer;
  padding: 10px 15px; color: var(--ink-2);
  border-bottom: 3px solid transparent; margin-bottom: -2px;
}
.tabs button:hover { color: var(--navy); }
.tabs button.is-active { color: var(--navy); border-bottom-color: var(--accent); }

/* ------------------------------------------------------------- لوحة الإدخال */

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 15px;
}
.form-grid .span-2 { grid-column: span 2; }
.form-grid .span-3 { grid-column: span 3; }

.sticky-actions {
  position: sticky; bottom: 0; z-index: 5;
  background: rgba(255, 255, 255, .96);
  backdrop-filter: blur(4px);
  border-top: 1px solid var(--line);
  padding: 12px 18px;
  display: flex; gap: 10px; flex-wrap: wrap; align-items: center;
}

/* --------------------------------------------------------------- بطاقة معلومات */

.info-list { display: grid; gap: 0; }
.info-list div {
  display: flex; justify-content: space-between; gap: 14px;
  padding: 9px 0; border-bottom: 1px dashed var(--line);
  font-size: 14px;
}
.info-list div:last-child { border-bottom: none; }
.info-list dt { color: var(--ink-2); }
.info-list dd { margin: 0; font-weight: 600; color: var(--navy); }

/* -------------------------------------------------------------------- استجابة */

@media (max-width: 1400px) {
  .kpi-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (max-width: 1100px) {
  .filters { grid-template-columns: repeat(3, minmax(150px, 1fr)); }
  .chart-grid, .chart-grid--3 { grid-template-columns: 1fr; }
  .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid .span-3 { grid-column: span 2; }
}

@media (max-width: 820px) {
  body { font-size: 14.5px; }
  .wrap { padding: 15px; }
  .topbar { padding: 14px 15px 0; position: static; }
  .topbar__title { font-size: 17.5px; }
  .topbar__meta { font-size: 12px; }
  .kpi-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .kpi__value { font-size: 24px; }
  .mini-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .filters { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid { grid-template-columns: 1fr; }
  .form-grid .span-2, .form-grid .span-3 { grid-column: span 1; }
  .pagehead h1 { font-size: 19px; }
  .section__title { font-size: 16.5px; }
  .chart-box { height: 280px; }
  table { font-size: 13px; }
  thead th, tbody td { padding: 8px 9px; }
}

@media (max-width: 520px) {
  .kpi-grid { grid-template-columns: 1fr; }
  .filters { grid-template-columns: 1fr; }
  .mini-grid { grid-template-columns: 1fr; }
  .topbar__meta { display: none; }
}

/* الطباعة */
@media print {
  .topbar { position: static; }
  .mainnav, .actions, .tabs { display: none; }
  .card { box-shadow: none; }
}