:root{
  --bg-0:#0c1524;
  --bg-1:#0f1c30;
  --bg-2:#15233a;
  --bg-3:#1b2c47;
  --line:#25395a;
  --text-0:#eef3fb;
  --text-1:#b7c4dc;
  --text-2:#7e8fac;
  --accent:#5C8DFF;
  --radius:10px;
  --mono: 'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --sans: 'Tajawal', 'Cairo', system-ui, sans-serif;
}

*{ box-sizing:border-box; }

/* Themed scrollbar (browsers paint the light one by default). */
*{
  scrollbar-width: thin;
  scrollbar-color: var(--line) var(--bg-1);
}
*::-webkit-scrollbar{ width:10px; height:10px; }
*::-webkit-scrollbar-track{ background: var(--bg-1); }
*::-webkit-scrollbar-thumb{ background: var(--line); border-radius:6px; }
*::-webkit-scrollbar-thumb:hover{ background: var(--text-2); }

html{ scroll-behavior:smooth; }

body{
  background:
    radial-gradient(1200px 600px at 15% -10%, #16264200 0%, transparent 60%),
    linear-gradient(var(--bg-0), var(--bg-0));
  background-image:
    linear-gradient(rgba(92,141,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(92,141,255,0.06) 1px, transparent 1px),
    linear-gradient(var(--bg-0), var(--bg-0));
  background-size: 34px 34px, 34px 34px, cover;
  background-attachment: fixed;
  color: var(--text-0);
  font-family: var(--sans);
  min-height:100vh;
}

.mono{ font-family: var(--mono); letter-spacing:.3px; }

/* ---------- Header ---------- */
.hero{
  border-bottom: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(21,35,58,.9), rgba(12,21,36,.4));
  padding: 2.75rem 0 2rem;
}
.hero .eyebrow{
  color: var(--accent);
  font-weight:700;
  font-size:.85rem;
}
.hero h1{
  font-weight: 800;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  margin: .35rem 0 .5rem;
}
.hero p.lead{
  color: var(--text-1);
  max-width: 62ch;
  margin-bottom:0;
}
.hero .plate{
  border:1px solid var(--line);
  border-radius: var(--radius);
  background: var(--bg-2);
  padding: .9rem 1.1rem;
}

.hero .planner-cta{
  border:1px solid var(--accent);
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--accent), #16A085);
  color: #fff;
  padding: 1.1rem 1.3rem;
  box-shadow: 0 8px 24px -10px rgba(92,141,255,.55);
  transition: transform .15s ease, box-shadow .15s ease;
}
.hero .planner-cta:hover{
  transform: translateY(-2px);
  box-shadow: 0 12px 28px -8px rgba(92,141,255,.7);
}

/* ---------- Toolbar ---------- */
.toolbar{
  position: sticky;
  top:0;
  z-index: 20;
  background: rgba(12,21,36,.92);
  backdrop-filter: blur(6px);
  border-bottom:1px solid var(--line);
  padding: .85rem 0;
}
.toolbar .form-select,
.toolbar .form-control{
  background: var(--bg-2);
  border:1px solid var(--line);
  color: var(--text-0);
}
.toolbar .form-select:focus,
.toolbar .form-control:focus{
  background: var(--bg-2);
  color: var(--text-0);
  border-color: var(--accent);
  box-shadow: 0 0 0 .2rem rgba(92,141,255,.2);
}
.toolbar .form-select option{ background: var(--bg-2); color:var(--text-0); }
.toolbar ::placeholder{ color: var(--text-2); opacity:1; }

/* ---------- Legend ---------- */
.legend{
  display:flex; flex-wrap:wrap; gap:.4rem .6rem;
}
.legend .chip{
  display:inline-flex; align-items:center; gap:.4rem;
  font-size:.78rem; color:var(--text-1);
  border:1px solid var(--line); border-radius:999px;
  padding:.25rem .65rem;
  background: var(--bg-2);
}
.legend .dot{ width:.55rem; height:.55rem; border-radius:50%; flex:none; }

.legend-mini-row{
  text-align:right;
  margin-top:.75rem;
}
.legend-mini-toggle{
  display:inline-flex; align-items:center; justify-content:center;
  width:2rem; height:2rem;
  background: var(--bg-2);
  border:1px solid var(--line);
  border-radius:7px;
  color: var(--text-2);
  cursor:pointer;
  transition: color .15s ease, border-color .15s ease;
}
.legend-mini-toggle:hover, .legend-mini-toggle:focus-visible{
  color: var(--accent);
  border-color: var(--accent);
  outline: none;
}
.legend-mini-toggle i{
  font-size:.85rem;
  transition: transform .2s ease;
}
.legend-mini-toggle[aria-expanded="true"] i{
  transform: rotate(-90deg);
}

/* ---------- Section ---------- */
.section-title{
  display:flex; align-items:center; gap:.6rem;
  margin: 2.1rem 0 1rem;
}
.section-title .bar{
  width:6px; height:1.35rem; border-radius:3px;
}
.section-title h2{
  font-size:1.05rem;
  font-weight:800;
  margin:0;
  color: var(--text-0);
}
.section-title .count{
  color: var(--text-2);
  font-size:.85rem;
}
.track-band{
  border:1px dashed var(--line);
  border-radius: var(--radius);
  padding: 1.1rem 1.1rem .3rem;
  margin-top: .5rem;
  background: linear-gradient(180deg, rgba(255,255,255,.015), transparent);
}

/* ---------- Card grid ---------- */
.course-grid{
  display:grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: .85rem;
}

.course-card{
  --cat: #5C8DFF;
  position:relative;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-inline-start: 4px solid var(--cat);
  border-radius: var(--radius);
  padding: .85rem .95rem .8rem;
  cursor:pointer;
  text-decoration:none;
  color:inherit;
  display:block;
  transition: transform .15s ease, box-shadow .15s ease, opacity .15s ease, filter .15s ease;
}
.course-card:hover,
.course-card:focus-visible{
  transform: translateY(-2px);
  box-shadow: 0 10px 28px -12px rgba(0,0,0,.55), 0 0 0 1px var(--cat) inset;
  outline:none;
}
.course-card .top-row{
  display:flex; justify-content:space-between; align-items:flex-start;
  gap:.5rem; margin-bottom:.45rem;
}
.course-card .code{
  font-size:.72rem;
  color: var(--cat);
  font-weight:700;
}
.course-card .credits{
  font-size:.72rem;
  color: var(--text-2);
  white-space:nowrap;
}
.course-card .name{
  font-size:.96rem;
  font-weight:700;
  line-height:1.4;
  color: var(--text-0);
  margin-bottom:.5rem;
}
.course-card .prereq-row{
  display:flex; flex-wrap:wrap; gap:.3rem;
  font-size:.68rem;
  color: var(--text-2);
  border-top:1px dashed var(--line);
  padding-top:.45rem;
  min-height: 1.6rem;
}
.course-card .prereq-row .tag{
  background: var(--bg-3);
  border:1px solid var(--line);
  border-radius:4px;
  padding:.05rem .35rem;
  font-family: var(--mono);
  font-size:.66rem;
  color: var(--text-1);
}
.course-card .track-dots{
  display:inline-flex; gap:.2rem; margin-inline-start:.35rem;
  vertical-align:middle;
}
.course-card .track-dots i{
  width:.42rem; height:.42rem; border-radius:50%; display:block;
}

.course-grid.hovering .course-card{ opacity:.25; filter:saturate(.4); }
.course-grid.hovering .course-card.hl-self{
  opacity:1; filter:none;
  box-shadow: 0 0 0 2px var(--cat), 0 12px 30px -10px rgba(0,0,0,.6);
  transform: translateY(-2px);
}
.course-grid.hovering .course-card.hl-prereq{
  opacity:1; filter:none;
  box-shadow: 0 0 0 1.5px #F4B740aa;
}
.course-grid.hovering .course-card.hl-dependent{
  opacity:1; filter:none;
  box-shadow: 0 0 0 1.5px #4CAF7Daa;
}

/* ---------- Stats / notes ---------- */
.stat-card{
  border:1px solid var(--line);
  background: var(--bg-2);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  height:100%;
}
.stat-card .num{
  font-size:1.8rem;
  font-weight:800;
  font-family: var(--mono);
  color: var(--accent);
}
.stat-card .label{
  color: var(--text-2);
  font-size:.82rem;
}
.notes-card{
  border:1px solid var(--line);
  background: var(--bg-2);
  border-radius: var(--radius);
}
.notes-card .accordion-button{
  background: var(--bg-2);
  color: var(--text-0);
  font-weight:700;
  box-shadow:none;
}
.notes-card .accordion-button:not(.collapsed){
  background: var(--bg-3);
  color: var(--accent);
}
.notes-card .accordion-button::after{ filter: invert(1) brightness(1.6); }
.notes-card .accordion-body{
  background: var(--bg-1);
  color: var(--text-1);
}
.notes-card ul{ margin-bottom:0; padding-inline-start: 1.2rem; }
.notes-card li{ margin-bottom:.45rem; }
.notes-card table{ color: var(--text-1); }

footer.site-footer{
  border-top:1px solid var(--line);
  color: var(--text-2);
  font-size:.82rem;
  padding: 1.6rem 0 2.4rem;
}

.empty-state{
  border:1px dashed var(--line);
  border-radius: var(--radius);
  color: var(--text-2);
  text-align:center;
  padding: 2.4rem 1rem;
}

/* ---------- Course detail page ---------- */
.detail-hero{
  border:1px solid var(--line);
  border-inline-start: 6px solid var(--cat, var(--accent));
  background: var(--bg-2);
  border-radius: var(--radius);
  padding: 1.6rem 1.7rem;
}
.detail-hero .code-badge{
  font-family: var(--mono);
  font-size: .95rem;
  color: var(--cat, var(--accent));
  font-weight:700;
}
.pill{
  display:inline-flex; align-items:center; gap:.4rem;
  border:1px solid var(--line);
  border-radius:999px;
  padding:.3rem .75rem;
  font-size:.82rem;
  color: var(--text-1);
  background: var(--bg-3);
}
.rel-list{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:.5rem;}
.rel-list a{
  display:flex; justify-content:space-between; align-items:center;
  gap:.6rem;
  text-decoration:none;
  color: var(--text-0);
  background: var(--bg-2);
  border:1px solid var(--line);
  border-inline-start:4px solid var(--accent);
  border-radius:8px;
  padding:.6rem .8rem;
  transition: transform .12s ease, border-color .12s ease;
}
.rel-list a:hover{ transform: translateX(-3px); border-color: var(--accent); }
.rel-list .rel-code{ font-family: var(--mono); font-size:.75rem; color: var(--text-2); }
.rel-empty{ color: var(--text-2); font-size:.9rem; }

.btn-blueprint{
  background: var(--accent);
  border:none;
  color:#0c1524;
  font-weight:700;
}
.btn-blueprint:hover{ background:#7ba1ff; color:#0c1524; }
.btn-outline-blueprint{
  border:1px solid var(--line);
  color: var(--text-1);
  background: transparent;
}
.btn-outline-blueprint:hover{
  border-color: var(--accent);
  color: var(--text-0);
  background: var(--bg-2);
}

@media (max-width: 575.98px){
  .course-grid{ grid-template-columns: repeat(auto-fill, minmax(160px,1fr)); }
}

/* ---------- Term badge on cards ---------- */
.course-card .term-badge{
  font-size:.66rem;
  font-weight:700;
  color: var(--bg-0);
  background: var(--cat);
  border-radius: 5px;
  padding:.08rem .45rem;
  line-height:1.6;
  white-space:nowrap;
}
.course-card .top-row .end-group{
  display:flex; align-items:center; gap:.4rem;
}

/* ---------- Hover differentiation: prereq vs dependent ---------- */
.course-grid.hovering .course-card.hl-prereq{
  border-style: solid;
  box-shadow: 0 0 0 2px #F4B740, 0 8px 22px -10px rgba(0,0,0,.6);
}
.course-grid.hovering .course-card.hl-dependent{
  box-shadow: 0 0 0 2px #4CAF7D, 0 8px 22px -10px rgba(0,0,0,.6);
}
.rel-flag{
  font-size:.64rem;
  font-weight:700;
  border-radius:5px;
  padding:.12rem .5rem;
  margin-bottom:.5rem;
  display:none;
  align-items:center;
  gap:.2rem;
  width:fit-content;
}
.course-card.hl-prereq .rel-flag.flag-prereq{
  display:inline-flex;
  background: rgba(244,183,64,.15);
  color:#F4B740;
  border:1px solid #F4B74066;
}
.course-card.hl-dependent .rel-flag.flag-dependent{
  display:inline-flex;
  background: rgba(76,175,125,.15);
  color:#4CAF7D;
  border:1px solid #4CAF7D66;
}

/* ---------- Sort / filter toolbar rows ---------- */
.toolbar .subrow{
  margin-top:.5rem;
}
.toolbar label.small-label{
  font-size:.72rem;
  color: var(--text-2);
  margin-bottom:.2rem;
  display:block;
}

/* ---------- Notes page ---------- */
.info-card{
  border:1px solid var(--line);
  background: var(--bg-2);
  border-radius: var(--radius);
  padding: 1.3rem 1.4rem;
  height:100%;
}
.info-card h3{
  font-size:1rem;
  font-weight:800;
  margin-bottom:.75rem;
  display:flex; align-items:center; gap:.5rem;
}
.info-card ol, .info-card ul{
  padding-inline-start: 1.2rem;
  color: var(--text-1);
  margin-bottom:0;
}
.info-card li{ margin-bottom:.5rem; }
.info-card p{ color: var(--text-1); margin-bottom:0; }
.source-note{
  font-size:.78rem;
  color: var(--text-2);
  border-top:1px dashed var(--line);
  margin-top:1rem;
  padding-top:.75rem;
}
.legend-key{
  display:flex; align-items:center; gap:.6rem;
  border:1px solid var(--line);
  border-radius:8px;
  padding:.55rem .8rem;
  background: var(--bg-2);
  font-size:.85rem;
  color: var(--text-1);
}
.legend-key .swatch{
  width:1.1rem; height:1.1rem; border-radius:5px; flex:none;
}

/* ---------- Course info placeholder (detail page) ---------- */
.placeholder-box{
  border:1px dashed var(--line);
  border-radius: 8px;
  padding: .9rem 1rem;
  color: var(--text-2);
  font-size:.85rem;
  background: repeating-linear-gradient(135deg, rgba(255,255,255,.015) 0 10px, transparent 10px 20px);
}
.placeholder-box .fill-hint{
  color: var(--accent);
  font-weight:700;
}

/* ---------- زر "؟" المساعدة (كان بلا أي تصميم — يظهر كزر متصفح افتراضي رمادي) ---------- */
.help-toggle-btn{
  display:inline-flex; align-items:center; justify-content:center;
  width:1.15rem; height:1.15rem; padding:0; margin:0; flex:0 0 auto;
  border-radius:50%; border:1px solid var(--line);
  background:var(--bg-2); color:var(--text-2);
  font-size:.68rem; line-height:1; cursor:pointer;
}
.help-toggle-btn:hover{ border-color:var(--accent); color:var(--accent); }
.help-toggle-btn[aria-expanded="true"]{ background:var(--accent); border-color:var(--accent); color:#0c1524; }

/* ---------- Feedback form alerts (dark theme) ---------- */
.alert{ border-radius:8px; font-size:.9rem; }
.alert-success{ background: rgba(76,175,125,.12); color:#4CAF7D; border:1px solid rgba(76,175,125,.35); }
.alert-warning{ background: rgba(244,183,64,.12); color:#F4B740; border:1px solid rgba(244,183,64,.35); }
.alert-danger{ background: rgba(241,106,106,.12); color:#F16A6A; border:1px solid rgba(241,106,106,.35); }
.alert-info{ background: rgba(92,141,255,.12); color: var(--text-0); border:1px solid rgba(92,141,255,.35); }
.alert-info strong{ color: var(--accent); }
.info-card .form-label{ color:var(--text-1); font-weight:600; font-size:.88rem; }
.info-card .form-control, .info-card .form-select{
  background: var(--bg-1); border:1px solid var(--line); color:var(--text-0);
}
.info-card .form-control:focus, .info-card .form-select:focus{
  background: var(--bg-1); color:var(--text-0); border-color:var(--accent);
  box-shadow: 0 0 0 .2rem rgba(92,141,255,.2);
}
.info-card .form-control::placeholder{ color:var(--text-2); }
/* Bootstrap tables default to light-theme variables; override site-wide. */
.table{
  --bs-table-color: var(--text-0);
  --bs-table-bg: transparent;
  --bs-table-border-color: var(--line);
  --bs-table-striped-color: var(--text-0);
  --bs-table-striped-bg: rgba(255,255,255,.03);
  --bs-table-hover-color: var(--text-0);
  --bs-table-hover-bg: rgba(255,255,255,.04);
  --bs-table-active-color: var(--text-0);
  --bs-table-active-bg: rgba(255,255,255,.06);
}
.table > thead th{ color: var(--text-2); }
/* Themed "Choose file" button. */
.info-card .form-control[type="file"]::file-selector-button,
.info-card .form-control[type="file"]::-webkit-file-upload-button{
  color:var(--text-0); background-color:var(--bg-3); border-inline-end:1px solid var(--line);
}
.info-card .form-control[type="file"]:hover::file-selector-button,
.info-card .form-control[type="file"]:hover::-webkit-file-upload-button{ background-color:var(--bg-2); }

/* ---------- Pin-to-explore button (in-flow, mobile-friendly) ---------- */
.pin-btn{
  display:inline-flex; align-items:center; justify-content:center;
  width:1.9rem; height:1.9rem;
  border-radius:6px;
  color: var(--text-2);
  border:1px solid var(--line);
  background: var(--bg-3);
  cursor:pointer;
  transition: background .15s ease, color .15s ease, border-color .15s ease;
  flex:none;
}
.pin-btn:hover, .pin-btn:focus-visible{
  color: var(--accent); border-color: var(--accent); outline:none;
}
.pin-btn.active{
  background: var(--cat); color: var(--bg-0); border-color: var(--cat);
}
.pin-btn i{ font-size:.85rem; pointer-events:none; }

.course-card.hl-self .pin-btn{ border-color: var(--cat); }

@keyframes pulseGlow{
  0%, 100% { box-shadow: 0 0 0 0 rgba(92,141,255,0); }
  50%      { box-shadow: 0 0 0 10px rgba(92,141,255,.4); }
}
.course-card.pulse{ animation: pulseGlow .8s ease-in-out 2; }

/* ---------- Chain panel (pin-to-explore results) ---------- */
.chain-panel{
  position: fixed;
  z-index: 1050;
  left: 0; right: 0; bottom: 0;
  max-height: 55vh;
  display: flex;
  flex-direction: column;
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-bottom: none;
  border-radius: 16px 16px 0 0;
  box-shadow: 0 -10px 34px -8px rgba(0,0,0,.6);
  transform: translateY(105%);
  transition: transform .28s cubic-bezier(.32,.72,0,1);
}
.chain-panel.open{ transform: translateY(0); }

.chain-panel-header{
  display:flex; justify-content:space-between; align-items:flex-start;
  gap:.75rem;
  padding: .9rem 1.1rem .7rem;
  border-bottom: 1px solid var(--line);
  flex: none;
}
.chain-panel-code{ display:block; color:var(--accent); font-size:.78rem; font-weight:700; margin-bottom:.15rem; }
.chain-panel-name{ display:block; color:var(--text-0); font-weight:800; font-size:1rem; }
.chain-panel-close{
  background:none; border:none; color:var(--text-2); font-size:1.15rem;
  cursor:pointer; padding:.25rem .4rem; flex:none; line-height:1;
}
.chain-panel-close:hover{ color:var(--text-0); }

.chain-panel-body{
  overflow-y: auto;
  padding: .85rem 1.1rem;
  flex: 1 1 auto;
}
.chain-panel-section{ margin-bottom: 1.1rem; }
.chain-panel-section:last-child{ margin-bottom: 0; }
.chain-panel-label{
  font-size: .72rem; font-weight: 800; color: var(--text-2);
  margin-bottom: .5rem;
  display:flex; align-items:center; gap:.2rem;
}
.chain-panel-list{ display:flex; flex-direction:column; gap:.4rem; }
.chain-panel-empty{ color: var(--text-2); font-size:.82rem; }

.chain-item{
  display:flex; justify-content:space-between; align-items:center; gap:.6rem;
  width:100%;
  text-align: right;
  background: var(--bg-3);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: .55rem .75rem;
  color: var(--text-0);
  cursor: pointer;
  transition: border-color .15s ease, transform .15s ease;
}
.chain-item:hover, .chain-item:focus-visible{
  border-color: var(--accent);
  transform: translateX(-3px);
  outline: none;
}
.chain-item-name{ font-size:.85rem; flex:1; }
.chain-item-code{ font-size:.7rem; color: var(--text-2); flex:none; }

.chain-panel-hint{
  display:flex; flex-wrap:wrap; align-items:center; gap:.5rem;
  background: rgba(244,183,64,.1);
  border: 1px solid rgba(244,183,64,.35);
  color: #F4B740;
  border-radius: 8px;
  padding: .6rem .75rem;
  font-size: .82rem;
  margin-bottom: .9rem;
}

.chain-panel-open-link{
  display:flex; align-items:center; justify-content:center; gap:.4rem;
  padding: .85rem 1.1rem;
  border-top: 1px solid var(--line);
  color: var(--accent);
  font-weight: 700;
  font-size: .88rem;
  text-decoration: none;
  flex: none;
}
.chain-panel-open-link:hover{ background: var(--bg-3); }

@media (min-width: 768px){
  .chain-panel{
    left: 1.25rem; right: auto; bottom: 1.25rem;
    width: 350px;
    max-height: 65vh;
    border-radius: 14px;
    border-bottom: 1px solid var(--line);
    transform: translateY(16px);
    opacity: 0;
    pointer-events: none;
    transition: transform .2s ease, opacity .2s ease;
  }
  .chain-panel.open{
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
}

/* ---------- Shared-course clarity (subsections + inline badge) ---------- */
.subgroup-label{
  display:flex; align-items:center; gap:.4rem;
  font-size:.78rem;
  font-weight:800;
  color: var(--text-1);
  margin: .9rem 0 .6rem;
}
.subgroup-label .count{
  color: var(--text-2);
  font-weight:600;
  font-size:.75rem;
}
.subgroup-label.subgroup-shared{
  color: #B8C0CA;
}
.subgroup-label.subgroup-shared i{ color: var(--text-2); }

.shared-with-row{
  display:flex; flex-wrap:wrap; align-items:center; gap:.3rem;
  font-size:.68rem;
  color: var(--text-2);
  margin-bottom:.5rem;
}
.shared-track-pill{
  display:inline-flex; align-items:center; gap:.25rem;
  padding:.05rem .4rem;
  border-radius:999px;
  border:1px solid var(--tc, var(--line));
  color: var(--tc, var(--text-1));
  font-size:.66rem;
  font-weight:700;
}

.planner-card{ cursor:default; }
.planner-card .status-btn-group{
  display:flex; gap:.4rem;
  margin-top:.6rem;
  padding-top:.55rem;
  border-top:1px dashed var(--line);
}
.status-btn{
  flex:1;
  display:flex; align-items:center; justify-content:center;
  gap:.3rem;
  padding:.35rem .3rem;
  border-radius:7px;
  border:1px solid var(--line);
  background: var(--bg-3);
  color: var(--text-2);
  cursor:pointer;
  font-size:.78rem;
  transition: all .15s ease;
}
.status-btn:hover{ border-color: var(--sc); color: var(--sc); }
.status-btn.active{
  background: var(--sc);
  border-color: var(--sc);
  color: var(--bg-0);
  font-weight:700;
}
.status-btn.locked{ opacity:.45; }
.status-btn.locked:hover{ border-color: var(--line); color: var(--text-2); }

.planner-card.status-passed{ opacity:.6; }
.planner-card.status-passed .name{ text-decoration: line-through; text-decoration-color: #4CAF7D88; }
.planner-card.status-inprogress{ box-shadow: 0 0 0 2px #F4B74088; }
.planner-card.status-failed{ box-shadow: 0 0 0 2px #F16A6A99; opacity:.8; }
.planner-card.status-exempted{ box-shadow: 0 0 0 2px #8E44AD99; opacity:.75; }
.planner-card.status-planned{ box-shadow: 0 0 0 2px #5C8DFF66; }
.planner-card.status-eligible{ box-shadow: 0 0 0 2px #16A08599; }
.planner-card.status-locked{ opacity:.55; filter: saturate(.6); }

.status-pill{
  display:inline-flex; align-items:center; gap:.3rem;
  font-size:.7rem; font-weight:700;
  color: var(--sc);
  background: color-mix(in srgb, var(--sc) 15%, transparent);
  border:1px solid color-mix(in srgb, var(--sc) 45%, transparent);
  border-radius:999px;
  padding:.15rem .55rem;
}
.lock-badge{
  display:inline-flex; align-items:center;
  font-size:.7rem;
  color: var(--text-2);
  padding:.15rem .4rem;
}
.planned-toggle{
  display:inline-flex; align-items:center; justify-content:center;
  width:1.6rem; height:1.6rem;
  border-radius:6px;
  color: var(--text-2);
  border:1px solid var(--line);
  background: var(--bg-3);
  cursor:pointer;
  flex:none;
}
.planned-toggle:hover{ color:var(--accent); border-color:var(--accent); }
.planned-toggle.active{ color:#5C8DFF; border-color:#5C8DFF; background:rgba(92,141,255,.12); }

/* ---------- سجل محاولات المقرر (داخل نافذة التفاصيل) ---------- */
.attempt-history{ display:flex; flex-direction:column; gap:.5rem; }

/* ---------- مقياس موضع الطالب بين أدنى وأعلى علامة ناجحة ---------- */
.grade-gauge{ margin-top:.5rem; }
.grade-gauge-track{
  position: relative;
  height: 8px;
  border-radius: 999px;
  background: linear-gradient(90deg, #4CAF7D, #F4B740, #F16A6A);
  margin: 2.2rem 0 .3rem;
}
.grade-gauge-marker{
  position: absolute;
  top: 50%;
  transform: translate(50%, -50%);
  display: flex;
  flex-direction: column;
  align-items: center;
}
.grade-gauge-marker .gauge-tick{
  display: block;
  width: 3px;
  height: 16px;
  border-radius: 2px;
  background: var(--text-1);
  box-shadow: 0 0 0 2px var(--bg-1);
}
.grade-gauge-marker .gauge-tag{
  white-space: nowrap;
  font-size: .68rem;
  color: var(--text-2);
  background: var(--bg-2);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: .1rem .45rem;
  margin-bottom: .3rem;
}
.grade-gauge-marker.gauge-me .gauge-tick{ background: var(--accent); height: 20px; }
.grade-gauge-marker.gauge-me .gauge-tag{
  color: #fff;
  background: var(--accent);
  border-color: var(--accent);
  font-weight: 700;
}
.attempt-row{
  display:flex; justify-content:space-between; align-items:center; gap:.6rem;
  background: var(--bg-3);
  border:1px solid var(--line);
  border-inline-start:3px solid var(--sc);
  border-radius:8px;
  padding:.6rem .75rem;
}

/* ---------- جدول السجل الأكاديمي القابل للطباعة ---------- */
.list-view-table{ color: var(--text-1); }
.list-view-table thead th{ color: var(--text-2); font-weight:700; font-size:.78rem; }
.list-view-table td, .list-view-table th{ border-color: var(--line) !important; vertical-align:middle; }

.eligible-badge{
  display:inline-flex; align-items:center; gap:.3rem;
  font-size:.68rem; font-weight:800;
  color:#16A085;
  background: rgba(22,160,133,.12);
  border:1px solid rgba(22,160,133,.4);
  border-radius:999px;
  padding:.1rem .5rem;
  margin-bottom:.4rem;
  width: fit-content;
}
.missing-note{
  margin-top:.5rem;
  font-size:.7rem;
  color: var(--text-2);
  display:flex; align-items:flex-start; gap:.3rem;
}
.inline-grade{
  display:flex; align-items:center; gap:.4rem;
  margin-top:.5rem;
  font-size:.75rem;
  color: var(--text-2);
}
.inline-grade input{
  width:4.5rem;
  background: var(--bg-1);
  border:1px solid var(--line);
  border-radius:6px;
  color: var(--text-0);
  padding:.15rem .4rem;
  font-family: var(--mono);
}
.status-print-label{ display:none; }

.progress-track{
  width:100%; height:.4rem;
  background: var(--bg-3);
  border-radius:999px;
  margin-top:.5rem;
  overflow:hidden;
}
.progress-fill{
  height:100%;
  background: linear-gradient(90deg, var(--accent), #16A085);
  border-radius:999px;
}

.planner-toast{
  position: fixed;
  bottom: 1.25rem;
  left: 50%;
  transform: translateX(-50%) translateY(20px);
  background: var(--bg-3);
  border: 1px solid var(--line);
  color: var(--text-0);
  padding: .6rem 1.1rem;
  border-radius: 999px;
  font-size: .85rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity .2s ease, transform .2s ease;
  z-index: 2000;
  box-shadow: 0 8px 24px -8px rgba(0,0,0,.5);
}
.planner-toast.show{ opacity:1; transform: translateX(-50%) translateY(0); }

/* ---------- Print styles (used for "طباعة / PDF") ---------- */
@media print{
  .no-print{ display:none !important; }
  body{
    background:#fff !important;
    color:#111 !important;
  }
  :root{
    --bg-0:#fff; --bg-1:#fff; --bg-2:#fff; --bg-3:#f3f3f3;
    --line:#ccc; --text-0:#111; --text-1:#222; --text-2:#555;
  }
  .course-card, .stat-card, .info-card{
    box-shadow:none !important;
    border:1px solid #999 !important;
    break-inside: avoid;
  }
  .status-btn-group{ display:none !important; }
  .status-print-label{
    display:inline-block !important;
    margin-top:.5rem;
    padding-top:.5rem;
    border-top:1px dashed #999;
    font-weight:700;
    font-size:.8rem;
  }
  .course-grid{ grid-template-columns: repeat(3, 1fr) !important; }
  section{ break-inside: avoid-page; }
}

/* ---------- Auth modal (dark theme) ---------- */
.planner-modal{
  background: var(--bg-2);
  border: 1px solid var(--line);
  color: var(--text-0);
}
.planner-modal .modal-header{ border-bottom: 1px solid var(--line); }
.planner-modal .modal-title{ font-weight: 800; font-size: 1.05rem; }
#authTabs{ border-bottom-color: var(--line); }
#authTabs .nav-link{
  color: var(--text-2);
  border: none;
  border-bottom: 2px solid transparent;
  background: none;
  font-size: .9rem;
  padding: .5rem .3rem;
  margin-inline-end: 1rem;
}
#authTabs .nav-link.active{
  color: var(--accent);
  border-bottom-color: var(--accent);
  background: none;
}
.planner-modal .form-control{
  background: var(--bg-1);
  border: 1px solid var(--line);
  color: var(--text-0);
}
.planner-modal .form-control:focus{
  background: var(--bg-1);
  color: var(--text-0);
  border-color: var(--accent);
  box-shadow: 0 0 0 .2rem rgba(92,141,255,.2);
}


/* ---------- الشريط العلوي المشترك (auth-menu.js): الحساب أعلى اليمين ---------- */
.topbar{
  position: relative; z-index: 30;
  background: var(--bg-0);
  border-bottom: 1px solid var(--line);
  padding: .4rem 0;
}
/* Pages with their own sticky filter toolbar (home, planner, diagram, leaderboard) keep the top bar scrolling away
   with the page, so the two don't stack; every other page freezes it at the top instead. */
.topbar.topbar-sticky{ position: sticky; top: 0; }
.topbar .tb-brand{
  color: var(--text-1); text-decoration: none; font-weight: 700; font-size: .9rem;
}
.topbar .tb-brand:hover{ color: var(--accent); }
#topbarAuth{ position: relative; min-height: 36px; display: flex; align-items: center; }
.tb-signin{
  display: inline-flex; align-items: center; gap: .4rem;
  background: transparent; color: var(--text-0);
  border: 1px solid var(--line); border-radius: 999px;
  padding: .3rem .85rem; font-size: .85rem; cursor: pointer; font-family: inherit;
}
.tb-signin:hover{ border-color: var(--accent); color: var(--accent); }
.tb-user{ position: relative; }
.tb-avatar{
  width: 36px; height: 36px; border-radius: 50%;
  background: var(--accent); color: #0c1524; border: 2px solid transparent;
  font-weight: 800; font-size: 1rem; line-height: 1; cursor: pointer; font-family: inherit;
  display: inline-flex; align-items: center; justify-content: center;
}
.tb-avatar:hover, .tb-avatar[aria-expanded="true"]{ border-color: #fff; }
.tb-menu{
  display: none; position: absolute; inset-inline-start: 0; top: calc(100% + 8px);
  min-width: 230px; max-width: min(320px, 92vw); z-index: 60;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius);
  box-shadow: 0 12px 30px -10px rgba(0,0,0,.6); padding: .35rem;
}
.tb-menu.open{ display: block; }
.tb-menu-head{ padding: .5rem .65rem .6rem; border-bottom: 1px solid var(--line); margin-bottom: .3rem; }
.tb-menu-head .tb-name{ font-weight: 700; color: var(--text-0); }
.tb-menu-head .tb-email{ direction: ltr; text-align: start; color: var(--text-2); font-size: .8rem; overflow-wrap: anywhere; }
.tb-menu a, .tb-menu button{
  display: flex; align-items: center; gap: .55rem; width: 100%;
  background: transparent; border: 0; color: var(--text-0); text-decoration: none;
  text-align: start; padding: .5rem .65rem; border-radius: 8px; font-size: .9rem; cursor: pointer; font-family: inherit;
}
.tb-menu a:hover, .tb-menu button:hover{ background: var(--bg-3); color: var(--accent); }
.tb-menu button.danger{ color: #F16A6A; }
.tb-menu button.danger:hover{ color: #F16A6A; background: rgba(241,106,106,.12); }
.tb-menu hr{ margin: .3rem 0; border: 0; border-top: 1px solid var(--line); opacity: 1; }
@media print{ .topbar{ display: none !important; } }

/* ---------- قائمة التنقل في الشريط العلوي (auth-menu.js) ---------- */
.tb-nav{ flex: 1 1 auto; margin-inline: .6rem; min-width: 0; }
.tb-burger{
  width: 36px; height: 36px; border-radius: 8px; border: 1px solid var(--line);
  background: transparent; color: var(--text-0); font-size: 1.25rem; line-height: 1; cursor: pointer;
  display: inline-flex; align-items: center; justify-content: center;
}
.tb-burger:hover, .tb-burger[aria-expanded="true"]{ border-color: var(--accent); color: var(--accent); }
.tb-links{ display: none; }
.tb-links a{
  display: flex; align-items: center; gap: .55rem; color: var(--text-1); text-decoration: none;
  padding: .55rem .75rem; border-radius: 8px; font-size: .92rem; white-space: nowrap;
}
.tb-links a:hover{ background: var(--bg-3); color: var(--accent); }
.tb-links a.active{ color: var(--accent); font-weight: 700; background: rgba(92,141,255,.12); }
.tb-links.open{
  display: flex; flex-direction: column; gap: .1rem;
  position: absolute; inset-inline: 0; top: 100%; z-index: 55;
  background: var(--bg-2); border-bottom: 1px solid var(--line);
  padding: .5rem .75rem .65rem; box-shadow: 0 14px 24px -12px rgba(0,0,0,.6);
}
@media (min-width: 1200px){
  .tb-burger{ display: none; }
  .tb-links, .tb-links.open{
    display: flex; flex-direction: row; flex-wrap: wrap; gap: .1rem; align-items: center;
    position: static; padding: 0; background: transparent; border: 0; box-shadow: none;
  }
  .tb-links a{ padding: .3rem .6rem; font-size: .88rem; }
  .tb-links a i{ display: none; }
}

.topbar .tb-brand{ display: inline-flex; align-items: center; gap: .55rem; line-height: 1; text-decoration: none; border-radius: 8px; }
.topbar .tb-brand img{ display: block; height: 30px; width: auto; transition: transform .15s ease; }
.topbar .tb-brand:hover img{ transform: scale(1.08); }
.tb-wordmark{ font-family: var(--sans); font-weight: 800; font-size: 1.1rem; letter-spacing: .2px; color: var(--text-0); white-space: nowrap; }
.tb-wordmark b{ font-weight: 800; color: var(--accent); }
.topbar .tb-brand:hover .tb-wordmark{ color: #fff; }
.topbar .tb-brand:focus-visible{ outline: 2px solid var(--accent); outline-offset: 3px; }

/* ---------- Student groups (course page + groups.html) ---------- */
.group-link{
  display:inline-flex; align-items:center; gap:.35rem; white-space:nowrap; text-decoration:none;
  font-size:.82rem; color:#fff; background:#1f9d55; border:1px solid #25D366; border-radius:999px; padding:.3rem .8rem;
}
.group-link:hover{ background:#25D366; color:#0c1524; }
.group-link.tg{ background:#1c7fb8; border-color:#2AABEE; }
.group-link.tg:hover{ background:#2AABEE; color:#0c1524; }
.group-list{ display:flex; flex-direction:column; }
.group-row{ display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:.4rem .8rem; padding:.5rem 0; border-top:1px solid var(--line); }
.group-row:first-child{ border-top:0; }
.group-course a{ color:var(--text-0); font-weight:600; text-decoration:none; }
.group-course a:hover{ color:var(--accent); }
.group-code{ font-size:.72rem; color:var(--text-2); }
.group-btns{ display:flex; flex-wrap:wrap; gap:.35rem; }

/* ---------- Tutors list (course page) ---------- */
.tutor-list{ display:flex; flex-direction:column; gap:.4rem; }
.tutor-row{ display:flex; flex-wrap:wrap; align-items:center; justify-content:space-between; gap:.25rem .75rem; padding:.55rem .8rem; background:var(--bg-2); border:1px solid var(--line); border-radius:8px; }
.tutor-row.is-coordinator{ border-color:var(--accent); background:var(--bg-3); }
.tutor-name{ color:var(--text-0); font-weight:600; }
.tutor-email{ color:var(--accent); font-size:.85rem; word-break:break-all; }

/* ---------- Lecture schedule (planner) ---------- */
/* One shared header; header and rows use the same columns. Phones: course | class | time+tutor, actions on a 2nd line. */
.sched-head, .sched-row{
  display:grid; column-gap:.5rem; row-gap:.3rem; align-items:center;
  grid-template-columns:minmax(0,1fr) 4.4rem minmax(0,1.3fr);
  grid-template-areas:"course class when" "act act act";
}
.sched-head{ grid-template-areas:"course class when"; font-size:.7rem; color:var(--text-2); padding:.3rem 0; border-bottom:1px solid var(--line); }
.sched-head .h-act{ display:none; }
.sched-row{ padding:.4rem 0; border-top:1px solid var(--line); }
.sched-head + .sched-row{ border-top:0; }
.sched-c-course{ grid-area:course; min-width:0; }
.sched-c-class{ grid-area:class; }
.sched-c-when{ grid-area:when; min-width:0; }
.sched-c-act{ grid-area:act; display:flex; align-items:center; justify-content:flex-end; gap:.25rem; }
.sched-c-act .sched-manual-toggle{ color:var(--text-2); margin-inline-end:auto; }
.sched-note{ grid-column:1 / -1; }
.sched-course{ color:var(--text-0); font-weight:600; font-size:.88rem; line-height:1.3; }
.sched-code{ font-size:.7rem; color:var(--text-2); }
.sched-row .form-select{ padding:.2rem .3rem .2rem 1.35rem; background-position:left .35rem center; background-size:10px 8px; }
.sched-c-class .form-control{ padding-inline:.3rem; text-align:center; }
.sched-derived-box{ display:block; font-size:.78rem; line-height:1.3; padding:.2rem .4rem; min-height:31px; white-space:normal; }
.sched-derived-box > span{ display:block; }
.sched-derived-box .sched-sep{ display:none; }
.sched-manual-fields{ display:flex; flex-wrap:wrap; gap:.3rem; }
.sched-manual-fields .sched-tutor{ flex:1 1 6rem; min-width:0; }
.sched-manual-fields .sched-day, .sched-manual-fields .sched-time{ flex:0 0 5.4rem; }
@media (min-width:768px){
  .sched-head, .sched-row{
    grid-template-columns:minmax(0,1.1fr) 4.4rem minmax(0,1.8fr) 9.8rem;
    grid-template-areas:"course class when act";
  }
  .sched-head{ grid-template-areas:"course class when act"; }
  .sched-head .h-act{ display:block; }
  .sched-c-act .sched-manual-toggle .lbl{ display:none; }
  .sched-c-act .sched-manual-toggle{ padding:.2rem .35rem; }
  .sched-derived-box{ white-space:normal; }   /* wraps only when a class has several tutors */
  .sched-derived-box > span{ display:inline; }
  .sched-derived-box .sched-sep{ display:inline; }
}
.num-step{ position:relative; }
.num-step .form-control{ padding-inline-end:2rem; }
.num-step-btns{ position:absolute; inset-block:1px; inset-inline-end:1px; width:1.7rem; display:flex; flex-direction:column; border-inline-start:1px solid var(--line); }
.num-step-btns button{ flex:1; border:0; background:transparent; cursor:pointer; padding:0; position:relative; }
.num-step-btns button:hover{ background:var(--bg-3); }
.num-step-btns button::after{ content:""; position:absolute; left:50%; top:50%; transform:translate(-50%,-50%); border-left:4px solid transparent; border-right:4px solid transparent; }
.num-step-btns .up::after{ border-bottom:5px solid var(--text-2); }
.num-step-btns .down::after{ border-top:5px solid var(--text-2); }
.num-step-btns button:hover::after{ border-bottom-color:var(--accent); border-top-color:var(--accent); }
.toolbar .form-check{ display:flex; align-items:center; gap:.4rem; margin:0; padding:0; }
.toolbar .form-check-input{ float:none; margin:0; background-color:var(--bg-2); border:1px solid var(--line); cursor:pointer; }
.toolbar .form-check-input:checked{ background-color:var(--accent); border-color:var(--accent); }
.toolbar .form-check-input:disabled{ opacity:.45; cursor:not-allowed; }
.toolbar .form-check-label{ font-size:.8rem; color:var(--text-1); cursor:pointer; }
.planned-toggle.locked{ opacity:.55; cursor:not-allowed; }
.planned-toggle.locked:hover{ color:inherit; border-color:inherit; }
.status-chips{ display:flex; gap:.35rem; overflow-x:auto; flex-wrap:nowrap; padding-bottom:2px; }
.status-chip{
  flex:0 0 auto; white-space:nowrap; cursor:pointer; font-family:inherit; font-size:.8rem;
  background:var(--bg-2); color:var(--text-1); border:1px solid var(--line); border-radius:999px; padding:.28rem .7rem;
}
.status-chip .n{ color:var(--text-2); font-size:.75rem; margin-inline-start:.2rem; }
.status-chip:hover{ border-color:var(--accent); color:var(--text-0); }
.status-chip.active{ background:rgba(92,141,255,.16); border-color:var(--accent); color:var(--text-0); }
.status-chip.active .n{ color:var(--accent); }
.status-chip.has-plan, .status-chip.has-plan.active{ border-color:var(--pc); }
.status-chip.has-plan .n, .status-chip.has-plan.active .n{ color:var(--pc); font-weight:700; }
.sched-ov{ display:flex; flex-wrap:wrap; align-items:center; gap:.5rem; padding:.2rem 0; font-size:.85rem; color:var(--text-1); }

/* ---------- Planner section tabs ---------- */
.planner-tabs{ border-bottom:1px solid var(--line); background:var(--bg-1); }
.planner-tabs .nav-tabs{ border-bottom:none; }
.planner-tabs .nav-link{ color:var(--text-2); border:none; border-bottom:2px solid transparent; background:none; padding:.7rem .9rem; font-weight:600; }
.planner-tabs .nav-link:hover{ color:var(--text-0); }
.planner-tabs .nav-link.active{ color:var(--accent); border-bottom-color:var(--accent); background:none; }
[data-ppane][hidden], #plannerToolbar[hidden]{ display:none !important; }