:root{
  --green:#0f8a6b; --green-d:#0b6b53; --teal:#13a89e; --sand:#f6f3ec;
  --ink:#1f2a26; --muted:#6a7a72; --line:#e2e6e1; --card:#ffffff;
  --red:#e74c3c; --amber:#f39c12; --greenok:#27ae60;
  --shadow:0 1px 3px rgba(0,0,0,.07),0 6px 18px rgba(0,0,0,.05);
  --radius:14px;
}
*{box-sizing:border-box}
body{margin:0;font-family:"Segoe UI",Tahoma,Arial,sans-serif;background:var(--sand);color:var(--ink);line-height:1.5}
h1,h2,h3,h4{margin:.2em 0 .4em;line-height:1.25}
p{margin:.4em 0}
a{color:var(--green-d)}

.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap;
  background:linear-gradient(120deg,var(--green),var(--teal));color:#fff;padding:14px 22px;position:sticky;top:0;z-index:30;box-shadow:var(--shadow)}
.brand{display:flex;align-items:center;gap:12px}
.logo{background:#fff;color:var(--green-d);font-weight:800;padding:8px 12px;border-radius:10px;letter-spacing:1px}
.topbar h1{font-size:1.15rem;margin:0}
.topbar .sub{margin:0;font-size:.78rem;opacity:.92}
.topbar .school{margin:2px 0 0;font-size:.78rem;font-weight:700;background:rgba(255,255,255,.16);display:inline-block;padding:2px 10px;border-radius:20px}
.mainnav{display:flex;gap:6px;flex-wrap:wrap}
.mainnav button{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);color:#fff;
  padding:8px 13px;border-radius:9px;cursor:pointer;font-size:.86rem;transition:.15s}
.mainnav button:hover{background:rgba(255,255,255,.25)}
.mainnav button.active{background:#fff;color:var(--green-d);font-weight:700}

.breadcrumb{padding:8px 22px;font-size:.82rem;color:var(--muted);background:#fff;border-bottom:1px solid var(--line)}
.breadcrumb a{cursor:pointer;text-decoration:none;color:var(--green-d);font-weight:600}
.breadcrumb span{margin:0 6px;color:#c4ccc7}

main{padding:22px;max-width:1180px;margin:0 auto}
.foot{text-align:center;color:var(--muted);font-size:.74rem;padding:24px;border-top:1px solid var(--line);margin-top:20px}

/* hero / dash */
.hero{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:20px 22px;box-shadow:var(--shadow);margin-bottom:20px}
.hero p{color:var(--muted);font-size:.92rem}
.hero .meta-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-top:14px}
.hero .meta-grid div{background:var(--sand);border-radius:10px;padding:10px 12px;font-size:.85rem}
.hero .meta-grid b{display:block;color:var(--green-d);font-size:.72rem;text-transform:uppercase;letter-spacing:.5px}

.unit{margin-bottom:26px}
.unit-head{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;margin-bottom:10px}
.unit-head .badge{background:var(--green);color:#fff;border-radius:20px;padding:3px 12px;font-size:.74rem;font-weight:700}
.unit-head .theme{color:var(--muted);font-size:.85rem;flex:1}
.weeks{display:grid;grid-template-columns:repeat(auto-fill,minmax(230px,1fr));gap:14px}
.week-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow);cursor:pointer;transition:.15s;border-top:4px solid var(--teal)}
.week-card:hover{transform:translateY(-2px);border-top-color:var(--green)}
.week-card h4{margin:0 0 4px;font-size:1rem}
.week-card .wf{font-size:.78rem;color:var(--muted);min-height:34px}
.week-card .lessons{display:flex;gap:6px;margin-top:10px}
.week-card .lessons span{flex:1;text-align:center;background:var(--sand);border-radius:7px;padding:6px 2px;font-size:.72rem;color:var(--green-d);font-weight:600}
.week-card .lessons span b{display:block;font-size:.95rem}

/* lesson grid inside week */
.lesson-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.lesson-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px;box-shadow:var(--shadow);cursor:pointer;transition:.15s}
.lesson-card:hover{transform:translateY(-2px);box-shadow:0 8px 22px rgba(0,0,0,.09)}
.lesson-card .tag{display:inline-block;font-size:.68rem;background:#eafaf4;color:var(--green-d);border-radius:20px;padding:2px 9px;font-weight:700;margin-bottom:6px}
.lesson-card h4{font-size:.98rem;margin:2px 0 6px}
.lesson-card p{font-size:.82rem;color:var(--muted);margin:0}

/* lesson detail */
.detail{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;margin-bottom:18px}
.detail h2{margin-top:0}
.objective{background:#eafaf4;border-right:5px solid var(--green);padding:12px 14px;border-radius:9px;font-size:.95rem}
.links{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;margin:14px 0}
.links div{background:var(--sand);border-radius:9px;padding:9px 12px;font-size:.82rem}
.links b{display:block;color:var(--green-d);font-size:.7rem;text-transform:uppercase;letter-spacing:.4px}
.phase{border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin:10px 0}
.phase h4{margin:0 0 4px;color:var(--green-d);font-size:.9rem}
.phase.warm{border-right:4px solid var(--amber)}
.phase.pres{border-right:4px solid var(--teal)}
.phase.prac{border-right:4px solid var(--green)}
.phase.prod{border-right:4px solid var(--green-d)}

.section-title{margin:22px 0 8px;font-size:1.05rem;border-bottom:2px solid var(--line);padding-bottom:6px;color:var(--green-d)}

/* tabs */
.tabs{display:flex;gap:6px;margin:8px 0}
.tabs button{flex:1;background:var(--sand);border:1px solid var(--line);border-radius:9px 9px 0 0;padding:9px;cursor:pointer;font-size:.82rem;font-weight:600;color:var(--muted)}
.tabs button.active{background:#fff;border-bottom:2px solid var(--green);color:var(--green-d)}
.tabpanes{border:1px solid var(--line);border-top:none;border-radius:0 0 10px 10px;padding:14px}
.tabpane{display:none}
.tabpane.active{display:block}
.tier-emerging{border-right:4px solid var(--red)}
.tier-developing{border-right:4px solid var(--amber)}
.tier-fluent{border-right:4px solid var(--greenok)}
.tier-box{background:var(--sand);border-radius:10px;padding:12px 14px}
.tier-box .prof{font-size:.8rem;color:var(--muted);margin-bottom:6px}
.tier-box ul{margin:6px 0;padding-right:18px}
.tier-box li{margin:3px 0;font-size:.88rem}

.note{border-radius:10px;padding:12px 14px;font-size:.87rem;margin:8px 0}
.note.saudi{background:#fff7ec;border-right:4px solid var(--amber)}
.note.beh{background:#fdeef0;border-right:4px solid var(--red)}
.note b{display:block;margin-bottom:3px}

/* rubric */
.rubric{border-collapse:collapse;width:100%;font-size:.82rem;margin-top:6px}
.rubric th,.rubric td{border:1px solid var(--line);padding:8px 10px;vertical-align:top;text-align:right}
.rubric th{background:var(--sand);color:var(--green-d)}
.rubric td:first-child,.rubric th:first-child{text-align:right;font-weight:600;background:#fcfcfb}
.lv4{background:#eafaf4}.lv3{background:#f3fbf7}.lv2{background:#fff8ee}.lv1{background:#fdeef0}
.rubric .crit{text-align:right;font-weight:600}
.hw-box{background:#eef6ff;border-right:4px solid #2d6cdf;border-radius:10px;padding:12px 14px;margin-top:8px}
.hw-box .rubric th{color:#2d6cdf}

/* behavior hub */
.cat{margin-bottom:18px}
.cat h3{color:var(--green-d);margin-bottom:6px}
.bcard{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;margin:8px 0;box-shadow:var(--shadow);border-right:5px solid var(--teal)}
.bcard .cat-tag{font-size:.68rem;background:#eafaf4;color:var(--green-d);border-radius:20px;padding:2px 9px;font-weight:700}
.bcard h4{margin:6px 0 4px}
.bcard .body{font-size:.88rem;color:#33403a}
.bcard .script{background:var(--sand);border-radius:8px;padding:8px 10px;margin-top:8px;font-size:.84rem;font-style:italic;direction:ltr;text-align:left}
.bcard .script.ar{direction:rtl;text-align:right;font-family:"Segoe UI",Tahoma,"Geeza Pro",serif}

/* diff guide */
.tiercard{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:14px;margin:10px 0;box-shadow:var(--shadow)}
.tiercard h4{margin:0 0 4px}
.chips{display:flex;flex-wrap:wrap;gap:6px;margin-top:8px}
.chips span{background:var(--sand);border-radius:20px;padding:3px 10px;font-size:.76rem}

/* glossary */
.gloss{border-collapse:collapse;width:100%;font-size:.86rem}
.gloss th,.gloss td{border:1px solid var(--line);padding:7px 10px;text-align:right}
.gloss th{background:var(--sand);color:var(--green-d)}
.gloss td.ar{direction:rtl;text-align:right;font-family:"Segoe UI",Tahoma,"Geeza Pro",serif;font-size:1rem}

/* filters */
.filters{display:flex;gap:8px;flex-wrap:wrap;margin:10px 0}
.filters select,.filters input{padding:7px 10px;border:1px solid var(--line);border-radius:8px;font-size:.84rem;background:#fff}
.filters label{font-size:.78rem;color:var(--muted);align-self:center}

.btn{background:var(--green);color:#fff;border:none;border-radius:9px;padding:9px 14px;cursor:pointer;font-size:.85rem}
.btn:hover{background:var(--green-d)}
.btn.ghost{background:#fff;color:var(--green-d);border:1px solid var(--green)}
.backlink{display:inline-block;margin-bottom:12px;color:var(--green-d);cursor:pointer;font-weight:600;font-size:.85rem}

@media print{
  .topbar,.mainnav,.breadcrumb,.foot,.filters,.btn,.backlink,.tabs{display:none!important}
  body{background:#fff}
  main{max-width:none;padding:0}
  .detail,.lesson-card{box-shadow:none;border:1px solid #ccc;break-inside:avoid}
  .tabpane{display:block!important}
}

.rtl{direction:rtl;text-align:right}