.trk{--b:#2563EB;--ink:#0F172A;--mut:#64748B;--line:#E8EDF3;--bg:#F7F9FC;--grn:#10B981;--amb:#F59E0B;--pur:#7C3AED;display:flex;flex-direction:column;gap:18px;color:var(--ink)}
.trk *{box-sizing:border-box}
.trk-hero{border-radius:18px;padding:22px 24px;color:#fff;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;background:linear-gradient(120deg,#2563EB,#7C3AED)}
.trk-hero h1{font-size:21px;font-weight:800;margin:0}
.trk-hero p{font-size:12.5px;opacity:.92;margin:5px 0 0}
.trk-hero-stats{display:flex;gap:11px}
.trk-hero-stat{background:rgba(255,255,255,.18);border-radius:13px;padding:11px 17px;text-align:center;min-width:74px}
.trk-hero-stat b{font-size:21px;font-weight:800;font-family:'Tajawal';display:block;line-height:1}
.trk-hero-stat span{font-size:10.5px;opacity:.9}
.trk-bar{display:flex;gap:9px;align-items:center;flex-wrap:wrap}
.trk-btn{display:inline-flex;align-items:center;gap:6px;padding:9px 15px;border-radius:9px;font-family:'Cairo';font-size:12.5px;font-weight:700;border:none;cursor:pointer}
.trk-btn-p{background:var(--b);color:#fff}.trk-btn-p:hover{background:#1D4ED8}
.trk-btn-o{background:#fff;color:var(--ink);border:1.5px solid var(--line)}.trk-btn-o:hover{border-color:var(--b);color:var(--b)}
.trk-tabs{display:flex;gap:4px;background:#EEF2F7;border-radius:11px;padding:4px;flex-wrap:wrap;width:fit-content}
.trk-tab{padding:8px 15px;border:none;background:transparent;border-radius:8px;font-family:'Cairo';font-size:12.5px;font-weight:700;color:var(--mut);cursor:pointer}
.trk-tab.on{background:#fff;color:var(--b);box-shadow:0 1px 3px rgba(37,99,235,.12)}
/* track cards */
.trk-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:1100px){.trk-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:680px){.trk-grid{grid-template-columns:1fr}}
.trk-card{background:#fff;border:1px solid var(--line);border-radius:18px;overflow:hidden;transition:transform .18s,box-shadow .18s;display:flex;flex-direction:column}
.trk-card:hover{transform:translateY(-4px);box-shadow:0 18px 40px -18px rgba(0,0,0,.25)}
.trk-card-banner{height:96px;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}
.trk-card-banner:after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 75% 25%,rgba(255,255,255,.3),transparent 55%)}
.trk-card-ic{font-size:42px;z-index:1;filter:drop-shadow(0 4px 8px rgba(0,0,0,.2))}
.trk-card-status{position:absolute;top:11px;right:11px;font-size:10px;font-weight:800;padding:4px 11px;border-radius:20px;z-index:2}
.trk-card-status.active{background:rgba(255,255,255,.95);color:#059669}
.trk-card-status.paused{background:rgba(255,255,255,.95);color:#DC2626}
.trk-card-b{padding:15px 16px;flex:1;display:flex;flex-direction:column}
.trk-card-name{font-size:15.5px;font-weight:800}
.trk-card-desc{font-size:11.5px;color:var(--mut);margin-top:5px;line-height:1.5;flex:1}
.trk-card-meta{display:flex;gap:13px;margin-top:11px;font-size:11.5px;color:#475569}
.trk-card-meta b{font-family:'Tajawal'}
.trk-prog{height:7px;background:#F1F5F9;border-radius:5px;overflow:hidden;margin-top:11px}
.trk-prog i{display:block;height:100%;border-radius:5px;transition:width .5s}
.trk-card-foot{display:flex;gap:8px;padding:12px 16px;border-top:1px solid #F1F5F9;background:#FAFCFE}
.trk-card-teacher{font-size:11px;font-weight:700;color:#475569;background:var(--bg);border-radius:8px;padding:7px 10px;margin-top:10px}
.trk-card-teacher.none{color:#92400E;background:#FFFBEB;border:1px solid #FDE68A}
.trk-mini{flex:1;padding:8px;border-radius:8px;font-size:11.5px;font-weight:700;border:1px solid var(--line);background:#fff;color:#475569;cursor:pointer}
.trk-mini:hover{border-color:var(--b);color:var(--b)}
.trk-mini.primary{background:var(--b);color:#fff;border-color:var(--b)}.trk-mini.primary:hover{background:#1D4ED8}
.trk-mini.danger{color:#DC2626;border-color:#FECACA}.trk-mini.danger:hover{background:#DC2626;color:#fff}
/* lesson list (inside track detail) */
.trk-lesson{display:flex;align-items:center;gap:13px;padding:13px 15px;border:1px solid var(--line);border-radius:12px;margin-bottom:9px;background:#fff}
.trk-lesson-num{width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:13px;flex-shrink:0}
.trk-lesson-num.done{background:#ECFDF5;color:#059669}
.trk-lesson-num.current{background:#EFF6FF;color:#2563EB}
.trk-lesson-num.locked{background:#F1F5F9;color:#94A3B8}
.trk-lesson-c{flex:1}
.trk-lesson-t{font-size:13px;font-weight:700}
.trk-lesson-s{font-size:11px;color:var(--mut);margin-top:2px}
.trk-lesson-badge{font-size:10px;font-weight:800;padding:3px 10px;border-radius:20px}
/* project review */
.trk-proj{display:flex;align-items:center;gap:13px;padding:14px;border:1px solid var(--line);border-radius:13px;margin-bottom:10px;background:#fff}
.trk-proj-ic{width:44px;height:44px;border-radius:12px;background:#F5F3FF;color:#7C3AED;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.trk-proj-c{flex:1}
.trk-proj-t{font-size:13px;font-weight:800}
.trk-proj-s{font-size:11.5px;color:var(--mut);margin-top:2px}
.trk-proj-badge{font-size:10.5px;font-weight:800;padding:4px 11px;border-radius:20px}
.trk-proj-badge.pending{background:#FEF9C3;color:#92400E}
.trk-proj-badge.reviewed{background:#ECFDF5;color:#059669}
.trk-proj-badge.returned{background:#FEF2F2;color:#DC2626}
.trk-field{display:flex;flex-direction:column;gap:5px;margin-bottom:12px}
.trk-field label{font-size:11.5px;font-weight:700;color:var(--mut)}
.trk-field input,.trk-field select,.trk-field textarea{padding:10px 12px;border:1.5px solid var(--line);border-radius:10px;font-family:'Cairo';font-size:12.5px;outline:none}
.trk-field-row{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.trk-stat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
@media(max-width:900px){.trk-stat-grid{grid-template-columns:repeat(2,1fr)}}
.trk-stat{background:#fff;border:1px solid var(--line);border-radius:13px;padding:15px;position:relative}
.trk-stat-ic{position:absolute;left:14px;top:14px;width:32px;height:32px;border-radius:9px;display:flex;align-items:center;justify-content:center;font-size:15px}
.trk-stat-v{font-size:23px;font-weight:800;font-family:'Tajawal';line-height:1}
.trk-stat-l{font-size:11px;color:var(--mut);font-weight:600;margin-top:5px}
.trk-back{display:inline-flex;align-items:center;gap:6px;font-size:12.5px;font-weight:700;color:var(--b);cursor:pointer;margin-bottom:6px}