/* ===== الخطوط ===== */
@font-face{font-family:"Naskh";src:url("../fonts/NotoNaskhArabic-Regular.ttf") format("truetype");font-weight:400;font-display:swap}
@font-face{font-family:"Naskh";src:url("../fonts/NotoNaskhArabic-Bold.ttf") format("truetype");font-weight:700;font-display:swap}
@font-face{font-family:"Kufi";src:url("../fonts/NotoKufiArabic-Regular.ttf") format("truetype");font-weight:400;font-display:swap}
@font-face{font-family:"Kufi";src:url("../fonts/NotoKufiArabic-Bold.ttf") format("truetype");font-weight:700;font-display:swap}

/* ===== المتغيّرات ===== */
:root{
  --ink:#1b2320;
  --muted:#5b655f;
  --green:#0f6b4f;
  --green-deep:#0a4a37;
  --green-soft:#eef6f2;
  --sand:#fbf7ef;
  --sand-line:#e6ddc9;
  --gold:#a3742a;
  --blue:#2b5c85;
  --blue-soft:#eef3f8;
  --rose:#9a3a3a;
  --rose-soft:#fbf0ef;
  --line:#d7d2c6;
  --paper:#ffffff;
  --measure:17cm;
}

/* ===== إعادة الضبط ===== */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:#e9e6dd;
  color:var(--ink);
  font-family:"Naskh","Segoe UI",serif;
  font-size:19px;
  line-height:1.95;
  direction:rtl;
  text-align:right;
}
h1,h2,h3,h4{font-family:"Kufi","Segoe UI",sans-serif;line-height:1.5;margin:0}
p{margin:0 0 .7em}
img{max-width:100%}
a{color:var(--green-deep)}
.num,d.hi{font-variant-numeric:tabular-nums}

/* ===== هيكل الشاشة ===== */
.book{
  max-width:21cm;
  margin:0 auto;
  background:var(--paper);
  box-shadow:0 0 0 1px rgba(0,0,0,.06),0 18px 60px rgba(0,0,0,.14);
}
.sheet{
  padding:1.6cm 1.7cm 1.9cm;
  border-bottom:1px dashed #dcd7c9;
}
.sheet:last-child{border-bottom:0}
@media (max-width:760px){
  body{font-size:17px}
  .sheet{padding:1.1cm 1cm 1.3cm}
}

/* ===== الشريط العلوي (شاشة فقط) ===== */
.topbar{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;gap:.6rem;
  padding:.5rem 1rem;flex-wrap:wrap;
  font-family:"Kufi",sans-serif;font-size:.78rem;
}
.topbar .brand{font-weight:700;color:var(--green-deep);margin-inline-end:auto}
.topbar a,.topbar button{
  font-family:inherit;font-size:.78rem;
  border:1px solid var(--line);background:#fff;color:var(--ink);
  border-radius:8px;padding:.35rem .7rem;cursor:pointer;
  text-decoration:none;transition:.18s;
}
.topbar a:hover,.topbar button:hover{border-color:var(--green);color:var(--green-deep);transform:translateY(-1px)}
.topbar .primary{background:var(--green);border-color:var(--green);color:#fff}
.topbar .primary:hover{background:var(--green-deep);color:#fff}

/* ===== الغلاف ===== */
.cover{padding:0;border-bottom:0;background:var(--paper)}
.cover-in{
  min-height:17cm;
  padding:2.2cm 1.8cm 1.6cm;
  display:flex;flex-direction:column;justify-content:space-between;
  background:
    radial-gradient(120% 80% at 100% 0%,rgba(15,107,79,.10),transparent 60%),
    radial-gradient(90% 70% at 0% 100%,rgba(163,116,42,.12),transparent 60%),
    var(--paper);
}
.cover-rule{height:5px;width:100%;background:linear-gradient(90deg,var(--green),var(--gold))}
.cover-kicker{
  font-family:"Kufi",sans-serif;font-size:.8rem;letter-spacing:.02em;
  color:var(--green-deep);font-weight:700;margin:0 0 .8rem;
}
.cover h1{
  font-size:clamp(2.6rem,7vw,4.1rem);
  font-weight:700;color:var(--ink);line-height:1.15;margin:0 0 .3rem;
}
.cover .grade{
  font-family:"Kufi",sans-serif;font-size:clamp(1.1rem,3vw,1.5rem);
  color:var(--green);font-weight:700;margin:0 0 1.2rem;
}
.cover .pitch{font-size:1.02rem;color:var(--muted);max-width:11.5cm;line-height:2}
.cover-meta{
  display:flex;flex-wrap:wrap;gap:.5rem;margin:1.4rem 0 0;
  font-family:"Kufi",sans-serif;font-size:.72rem;
}
.cover-meta span{
  border:1px solid var(--sand-line);border-radius:999px;
  padding:.3rem .8rem;color:var(--green-deep);background:var(--sand);
}
/* اسم المعلّمة بخط صغير كما طُلب */
.cover-author{
  font-family:"Kufi",sans-serif;
  font-size:.72rem;line-height:1.9;color:var(--muted);
  border-top:1px solid var(--line);padding-top:.7rem;
}
.cover-author b{color:var(--green-deep);font-weight:700;font-size:.76rem}

/* ===== ترويسة الصفحة الداخلية ===== */
.sheet-head{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  border-bottom:2px solid var(--green);padding-bottom:.45rem;margin-bottom:1.1rem;
  font-family:"Kufi",sans-serif;font-size:.72rem;color:var(--muted);
}
.sheet-head b{color:var(--green-deep);font-size:.8rem}
.sec-title{
  font-size:1.5rem;font-weight:700;color:var(--green-deep);
  margin:0 0 1rem;padding-inline-start:.6rem;border-inline-start:5px solid var(--gold);
}

/* ===== كيف تستخدم الكتاب ===== */
.roles{display:grid;grid-template-columns:repeat(3,1fr);gap:.8rem;margin:1rem 0 1.3rem}
.role{
  border:1px solid var(--line);border-radius:12px;padding:.9rem .85rem;
  background:var(--paper);
}
.role h3{font-size:.95rem;color:var(--green-deep);margin-bottom:.3rem}
.role ul{margin:.2rem 0 0;padding-inline-start:1.1rem;font-size:.86rem;line-height:1.85;color:#33403a}
.role li{margin-bottom:.25rem}
@media (max-width:760px){.roles{grid-template-columns:1fr}}

.legend{display:grid;grid-template-columns:repeat(2,1fr);gap:.55rem;margin-top:.6rem}
.legend div{
  display:flex;gap:.55rem;align-items:flex-start;
  font-size:.85rem;line-height:1.8;padding:.5rem .7rem;
  border:1px solid var(--line);border-radius:10px;background:var(--sand);
}
.legend b{font-family:"Kufi",sans-serif;font-size:.78rem;color:var(--green-deep);white-space:nowrap}
@media (max-width:760px){.legend{grid-template-columns:1fr}}

/* ===== المحتويات ===== */
.toc-unit{margin-bottom:1.1rem;break-inside:avoid}
.toc-unit-head{
  display:flex;align-items:baseline;gap:.6rem;
  border-bottom:1px solid var(--sand-line);padding-bottom:.25rem;margin-bottom:.35rem;
}
.toc-unit-head .n{
  font-family:"Kufi",sans-serif;font-size:.7rem;font-weight:700;
  background:var(--green);color:#fff;border-radius:6px;padding:.1rem .45rem;
}
.toc-unit-head .t{font-family:"Kufi",sans-serif;font-weight:700;font-size:.95rem;color:var(--green-deep)}
.toc-list{list-style:none;margin:0;padding:0;font-size:.9rem}
.toc-list li{display:flex;gap:.4rem;align-items:baseline;padding:.14rem 0}
.toc-list .ln{font-family:"Kufi",sans-serif;font-size:.72rem;color:var(--gold);min-width:1.6rem}
.toc-list a{text-decoration:none;color:var(--ink);border-bottom:1px dotted transparent}
.toc-list a:hover{border-bottom-color:var(--green)}
.toc-list .dots{flex:1;border-bottom:1px dotted var(--line);transform:translateY(-.25em)}
.toc-list .pg{font-family:"Kufi",sans-serif;font-size:.72rem;color:var(--muted)}

/* ===== صفحة الوحدة ===== */
.unit-cover{padding:0}
.unit-in{
  min-height:23cm;padding:2cm 1.7cm;
  display:flex;flex-direction:column;justify-content:center;gap:1rem;
  background:linear-gradient(180deg,var(--green-soft),var(--paper) 70%);
  border-top:8px solid var(--green);
}
.unit-badge{
  display:inline-flex;align-items:center;gap:.5rem;align-self:flex-start;
  font-family:"Kufi",sans-serif;font-size:.78rem;font-weight:700;
  background:var(--green);color:#fff;border-radius:999px;padding:.28rem .85rem;
}
.unit-in h2{font-size:clamp(1.7rem,5vw,2.4rem);color:var(--green-deep);margin:.2rem 0}
.unit-in .lead{font-size:1rem;color:var(--muted);max-width:13cm;line-height:2}
.unit-goals{margin:0;padding:0;list-style:none;display:grid;gap:.4rem;max-width:14cm}
.unit-goals li{
  display:flex;gap:.55rem;align-items:flex-start;font-size:.92rem;
  background:#fff;border:1px solid var(--line);border-radius:10px;padding:.5rem .75rem;
}
.unit-goals li i{
  font-family:"Kufi",sans-serif;font-style:normal;font-size:.72rem;font-weight:700;
  color:var(--gold);min-width:1.1rem;text-align:center;
}
.unit-vocab{display:flex;flex-wrap:wrap;gap:.4rem;font-family:"Kufi",sans-serif;font-size:.72rem}
.unit-vocab span{border:1px dashed var(--sand-line);border-radius:999px;padding:.22rem .7rem;color:var(--green-deep);background:var(--sand)}

/* ===== الدرس ===== */
.lesson{padding-top:0}
.lesson-head{
  border:1px solid var(--line);border-top:5px solid var(--green);
  border-radius:12px;padding:.9rem 1rem .8rem;background:var(--paper);
  margin-bottom:1rem;
}
.lesson-kicker{font-family:"Kufi",sans-serif;font-size:.7rem;color:var(--gold);font-weight:700;margin:0 0 .15rem}
.lesson-head h3{font-size:1.42rem;color:var(--ink);line-height:1.45;margin:0}
.lesson-facts{
  display:flex;flex-wrap:wrap;gap:.35rem;margin-top:.55rem;
  font-family:"Kufi",sans-serif;font-size:.68rem;color:var(--muted);
}
.lesson-facts span{background:var(--sand);border:1px solid var(--sand-line);border-radius:6px;padding:.1rem .5rem}

.goals{background:var(--green-soft);border-inline-start:4px solid var(--green);border-radius:10px;padding:.7rem .9rem;margin-bottom:1rem}
.goals h4{font-size:.82rem;color:var(--green-deep);margin-bottom:.25rem}
.goals ul{margin:0;padding-inline-start:1.15rem;font-size:.9rem;line-height:1.85}

.step-label{
  display:flex;align-items:center;gap:.5rem;
  font-family:"Kufi",sans-serif;font-size:.82rem;font-weight:700;color:var(--green-deep);
  margin:1.1rem 0 .5rem;
}
.step-label i{
  font-style:normal;font-size:.68rem;color:#fff;background:var(--green);
  width:1.35rem;height:1.35rem;border-radius:50%;
  display:inline-flex;align-items:center;justify-content:center;flex:none;
}
.step-label::after{content:"";flex:1;height:1px;background:var(--line)}

/* ===== القاعدة ===== */
.rule{
  border:1px solid var(--sand-line);border-inline-start:5px solid var(--gold);
  background:var(--sand);border-radius:10px;
  padding:.75rem .95rem;margin:.8rem 0;break-inside:avoid;
}
.rule b{display:block;font-family:"Kufi",sans-serif;font-size:.78rem;color:var(--gold);margin-bottom:.15rem}
.rule p{margin:0;font-size:.95rem;line-height:1.9}

/* ===== المثال المحلول ===== */
.ex{
  border:1px solid var(--line);border-radius:12px;overflow:hidden;
  margin:.85rem 0;break-inside:avoid;background:#fff;
}
.ex-head{
  display:flex;align-items:center;gap:.5rem;flex-wrap:wrap;
  background:var(--green-soft);border-bottom:1px solid var(--line);
  padding:.45rem .85rem;font-family:"Kufi",sans-serif;font-size:.76rem;
}
.ex-head b{color:var(--green-deep);font-weight:700}
.ex-head .sum{margin-inline-start:auto;color:var(--muted);font-size:.72rem}
.ex-body{padding:.7rem .9rem}
.ex-body .q{font-size:.95rem;margin:0 0 .6rem;font-weight:700}
.steps{list-style:none;margin:0;padding:0;counter-reset:st}
.steps li{
  counter-increment:st;position:relative;
  padding-inline-start:2.1rem;margin-bottom:.45rem;font-size:.92rem;line-height:1.85;
}
.steps li::before{
  content:counter(st);
  position:absolute;inset-inline-start:0;top:.25rem;
  width:1.4rem;height:1.4rem;border-radius:50%;
  background:#fff;border:1.5px solid var(--green);color:var(--green-deep);
  font-family:"Kufi",sans-serif;font-size:.68rem;font-weight:700;
  display:flex;align-items:center;justify-content:center;
}
.ex-ans{
  margin-top:.55rem;border-top:1px dashed var(--line);padding-top:.45rem;
  font-family:"Kufi",sans-serif;font-size:.86rem;color:var(--green-deep);
}
.ex-ans span{background:#e7f3ec;border:1px solid #cfe3d8;border-radius:6px;padding:.12rem .55rem}

/* ===== الأشكال والحساب العمودي ===== */
.fig{
  margin:.8rem 0;padding:.7rem .8rem;border:1px solid var(--line);
  border-radius:10px;background:#fff;break-inside:avoid;text-align:center;
}
.fig figcaption{
  font-family:"Kufi",sans-serif;font-size:.7rem;color:var(--muted);
  margin-top:.45rem;
}
.calc{
  direction:ltr;display:inline-block;
  font-family:"Kufi","Courier New",monospace;
  font-size:1.02rem;line-height:1.55;letter-spacing:.04em;
  border-collapse:collapse;text-align:right;
  color:var(--ink);
}
.calc td{padding:.05rem .5rem;text-align:right;font-variant-numeric:tabular-nums}
.calc td.op{color:var(--green-deep)}
.calc tr.line td{border-top:2px solid var(--ink);padding-top:.15rem}
.calc tr.res td{color:var(--green-deep);font-weight:700}
.pv{border-collapse:collapse;margin:0 auto;font-family:"Kufi",sans-serif;font-size:.85rem}
.pv th,.pv td{border:1px solid var(--line);padding:.3rem .6rem;text-align:center;min-width:2.1rem}
.pv th{background:var(--green-soft);color:var(--green-deep);font-size:.72rem}
.pv td.d{font-weight:700}

/* ===== التدريبات ===== */
.exs{margin:.9rem 0 0;break-inside:auto}
.exs h4{
  font-family:"Kufi",sans-serif;font-size:.84rem;color:var(--green-deep);
  display:flex;align-items:center;gap:.45rem;margin:0 0 .5rem;
}
.exs h4 em{
  font-style:normal;font-size:.66rem;background:var(--green-soft);
  border-radius:6px;padding:.1rem .45rem;color:var(--green-deep);
}
.exs ol{list-style:none;margin:0;padding:0;counter-reset:it}
.exs li{
  counter-increment:it;position:relative;
  padding-inline-start:1.9rem;margin-bottom:.55rem;font-size:.92rem;
  break-inside:avoid;
}
.exs li::before{
  content:counter(it) ".";
  position:absolute;inset-inline-start:0;top:0;
  font-family:"Kufi",sans-serif;font-size:.78rem;font-weight:700;color:var(--gold);
}
.exs li .line{
  display:block;height:1.35rem;border-bottom:1px dotted #b9b3a3;margin-top:.15rem;
}
.exs.challenge li::before{color:var(--rose)}
.exs.challenge h4 em{background:var(--rose-soft);color:var(--rose)}

/* ===== ملاحظات ===== */
.note{
  border:1px solid var(--line);border-radius:10px;padding:.65rem .85rem;
  margin:.7rem 0;break-inside:avoid;font-size:.9rem;line-height:1.9;
}
.note b{font-family:"Kufi",sans-serif;font-size:.76rem;display:block;margin-bottom:.1rem}
.note.parent{background:var(--sand);border-inline-start:4px solid var(--gold)}
.note.parent b{color:var(--gold)}
.note.teacher{background:var(--blue-soft);border-inline-start:4px solid var(--blue)}
.note.teacher b{color:var(--blue)}
.note.tip{background:var(--green-soft);border-inline-start:4px solid var(--green)}
.note.tip b{color:var(--green-deep)}

/* ===== مفاتيح الإجابات ===== */
.keys-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:.7rem}
@media (max-width:760px){.keys-grid{grid-template-columns:1fr}}
.key-card{border:1px solid var(--line);border-radius:10px;padding:.6rem .8rem;break-inside:avoid}
.key-card h4{font-family:"Kufi",sans-serif;font-size:.78rem;color:var(--green-deep);margin-bottom:.3rem}
.key-card ol{margin:0;padding-inline-start:1.1rem;font-size:.84rem;line-height:1.8;color:#33403a}
.key-card ol li{margin-bottom:.1rem}

/* ملاحظات المعلّم/ة */
.lined{border-bottom:1px solid #cfc9b8;height:1.62rem}
.lined:first-of-type{margin-top:.3rem}

/* ===== تذييل ===== */
.closing{padding:1.4cm 1.7cm;background:var(--sand);text-align:center}
.closing h2{font-size:1.15rem;color:var(--green-deep);margin-bottom:.4rem}
.closing p{font-size:.86rem;color:var(--muted);margin:0}
.closing .small{font-family:"Kufi",sans-serif;font-size:.7rem;margin-top:.8rem}

/* ===== الطباعة ===== */
@page{size:A4;margin:15mm 14mm 16mm}
@media print{
  html,body{background:#fff !important}
  body{font-size:11.4pt;line-height:1.72;color:#000}
  .no-print,.topbar{display:none !important}
  .book{max-width:none;margin:0;box-shadow:none}
  .sheet,.cover-in,.unit-in,.closing{padding:0;border:0;min-height:0}
  .cover-in{min-height:auto;break-after:page;padding-bottom:.6cm}
  .sheet{break-after:page}
  .sheet.keep{break-after:auto}
  .unit-cover{break-before:page}
  .lesson{break-before:page;padding-top:0}
  .cover-in,.lesson-head,.ex,.rule,.fig,.note,.key-card,.exs li{break-inside:avoid}
  h2,h3,h4{break-after:avoid}
  .step-label{break-after:avoid}
  .exs ol{display:block}
  .steps li{margin-bottom:.25rem}
  .role,.unit-goals li,.key-card{border-color:#bdb8ab}
  .lesson-facts span,.unit-vocab span{background:#fff}
  .goals,.rule,.note.parent,.ex-head{background:#faf8f3 !important}
  .note.teacher{background:#f2f6fa !important}
  .note.tip,.goals{background:#f1f7f4 !important}
  .ex-ans span{background:#eef6f2}
  *{-webkit-print-color-adjust:exact;print-color-adjust:exact}
  a{color:#000;text-decoration:none}
  .pg-dots{display:none}
}
@media (prefers-reduced-motion:no-preference){
  .role,.unit-goals li,.ex{transition:box-shadow .2s,transform .2s}
  .role:hover,.unit-goals li:hover{box-shadow:0 6px 18px rgba(15,107,79,.10);transform:translateY(-1px)}
}

/* ===== عناصر داخلية ===== */
.fr{
  display:inline-flex;flex-direction:column;align-items:center;
  vertical-align:middle;line-height:1.02;margin:0 .1em;
  font-family:"Kufi",sans-serif;font-size:.84em;
}
.fr b{font-weight:700;display:block;padding:0 .16em;line-height:1.05}
.fr i{font-style:normal;display:block;border-top:1.3px solid currentColor;padding:0 .16em;line-height:1.05}
.m{font-variant-numeric:tabular-nums;white-space:nowrap}
.svg-fig{max-width:100%;height:auto;display:block;margin:0 auto}
.figrow{display:flex;gap:1rem;justify-content:center;align-items:flex-end;flex-wrap:wrap}
.figrow>div{text-align:center;font-family:"Kufi",sans-serif;font-size:.7rem;color:var(--muted)}
.figrow>div svg{width:150px}
.two{display:flex;gap:1rem;align-items:center;justify-content:center;flex-wrap:wrap}
.two svg{width:330px}
@media (max-width:760px){.figrow>div svg{width:110px}.two svg{width:100%}}

/* ===== ضغط الطباعة (طبقة أخيرة) ===== */
@media print{
  @page{size:A4;margin:12mm 12mm 13mm}
  body{font-size:10.2pt;line-height:1.55}
  .step-label{margin:.55rem 0 .3rem}
  .rule{margin:.45rem 0;padding:.5rem .7rem}
  .ex{margin:.5rem 0}
  .ex-head{padding:.3rem .6rem}
  .ex-body{padding:.5rem .7rem}
  .steps li{margin-bottom:.14rem;font-size:.92em;line-height:1.55}
  .lesson-head{padding:.55rem .75rem .5rem;margin-bottom:.55rem}
  .goals{padding:.5rem .75rem;margin-bottom:.55rem}
  .goals ul li{line-height:1.6}
  .fig{margin:.45rem 0;padding:.4rem}
  .svg-fig{max-height:46mm}
  .figrow>div svg{width:110px}
  .exs li{margin-bottom:.25rem;font-size:.93em}
  .exs li .line{height:.95rem}
  .note{margin:.4rem 0;padding:.4rem .6rem;font-size:.85em;line-height:1.65}
  .lesson > .note{display:inline-block;width:calc(50% - .3rem);vertical-align:top}
  .lesson > .note.parent{margin-inline-end:.5rem}
  .toc-wrap{columns:2;column-gap:1.2rem}
  .toc-unit{break-inside:avoid}
  .keys-grid{columns:2;column-gap:1rem;display:block}
  .key-card{margin-bottom:.5rem}
  .key-card ol{font-size:.8em}
}

/* ===== نهاية الدرس: خلاصة وتقييم ذاتي ومساحة حل ===== */
.lesson-end{display:grid;grid-template-columns:1.55fr 1fr;gap:.6rem;margin:.9rem 0 .5rem}
.lesson-end h4{font-family:"Kufi",sans-serif;font-size:.76rem;color:var(--green-deep);margin-bottom:.25rem}
.ledger{border:1px solid var(--sand-line);background:var(--sand);border-radius:10px;padding:.55rem .75rem}
.ledger ul{margin:0;padding-inline-start:1.05rem;font-size:.85rem;line-height:1.75}
.selfcheck{border:1px solid var(--line);border-radius:10px;padding:.55rem .75rem;background:#fff}
.selfcheck ul{list-style:none;margin:0;padding:0;font-size:.82rem;line-height:1.85}
.selfcheck li{display:flex;align-items:center;gap:.4rem}
.tick{width:.85rem;height:.85rem;border:1.4px solid var(--green);border-radius:3px;display:inline-block;flex:none}
.calcspace{
  border:1px solid #ded8c8;border-radius:10px;
  height:2.1cm;position:relative;margin:.2rem 0 .7rem;
  background-image:linear-gradient(to right,#eee9dc 1px,transparent 1px),linear-gradient(to bottom,#eee9dc 1px,transparent 1px);
  background-size:8mm 8mm;
}
.calcspace span{
  position:absolute;inset-inline-start:.5rem;top:.35rem;
  font-family:"Kufi",sans-serif;font-size:.66rem;color:#a8a294;
}
@media print{
  .lesson-end{gap:.4rem;margin:.5rem 0 .3rem}
  .fr{font-size:.8em}
  .ledger ul,.selfcheck ul{font-size:.78em;line-height:1.6}
  .calcspace{height:1.7cm;background-size:7mm 7mm}
  .lesson-end,.calcspace{break-inside:avoid}
}

/* ===== شاشات صغيرة: منع التمرير الأفقي ===== */
@media (max-width:760px){
  .pv{table-layout:fixed;width:100%}
  .pv th,.pv td{padding:.2rem .15rem;min-width:0;font-size:.66rem}
  .pv th{font-size:.62rem}
  .fig{overflow-x:auto}
  .calc{font-size:.9rem}
  .calc td{padding:.05rem .3rem}
  .lesson-end{grid-template-columns:1fr}
  .cover-meta span{font-size:.68rem}
}
/* ===== صفحات الطباعة الافتتاحية ===== */
@media print{
  .cover-in{min-height:246mm;padding-bottom:0}
  .unit-in{min-height:244mm;justify-content:center;gap:1.4rem}
  .closing{min-height:238mm}
}

/* ===== جداول المحتوى ===== */
.tbl{
  border-collapse:collapse;width:100%;margin:.85rem 0;
  font-size:.9rem;break-inside:avoid;background:#fff;
}
.tbl th,.tbl td{border:1px solid var(--line);padding:.42rem .6rem;text-align:center;vertical-align:top}
.tbl th{background:var(--green-soft);color:var(--green-deep);font-family:"Kufi",sans-serif;font-size:.76rem}
.tbl tbody tr:nth-child(even){background:var(--sand)}
.tbl td:first-child{font-weight:700;color:var(--green-deep)}

.note.warning{background:#fbf0e4;border-inline-start:4px solid var(--gold)}
.note.warning b{color:#a86a25}

/* جدول مقارنة 12/24 ساعة */
.tbl.small{font-size:.84rem}

/* ===== خريطة المنهج ===== */
.tbl.map{font-size:.8rem;line-height:1.6}
.tbl.map td{text-align:right;vertical-align:top}
.tbl.map td.u{text-align:center;font-family:"Kufi",sans-serif;font-weight:700;color:var(--green-deep);width:2rem;background:var(--green-soft)}
.tbl.map td.t{width:5.6rem;font-weight:700;color:var(--green-deep);font-family:"Kufi",sans-serif;font-size:.76rem}
.tbl.map td.m{text-align:center;white-space:nowrap;font-family:"Kufi",sans-serif;font-size:.7rem;color:var(--muted);width:4.2rem}
@media print{.tbl.map{break-inside:avoid;font-size:.72em}.tbl.map td{padding:.25rem .4rem}}


/* ===== ضبط أخير للطباعة: صفحتان لكل درس ===== */
@media print{
  body{font-size:10pt;line-height:1.52}
  .lesson-head{padding:.45rem .65rem .4rem;margin-bottom:.45rem}
  .lesson-head h3{font-size:1.22rem;line-height:1.35}
  .goals{padding:.4rem .65rem;margin-bottom:.45rem}
  .goals ul li{line-height:1.45;font-size:.88em}
  p{margin:.35rem 0}
  .rule{margin:.4rem 0;padding:.4rem .6rem}
  .rule p{font-size:.93em;line-height:1.55}
  .ex{margin:.4rem 0}
  .ex-body{padding:.45rem .6rem}
  .ex-body .q{margin-bottom:.35rem;font-size:.93em}
  .steps li{margin-bottom:.10rem;font-size:.9em;line-height:1.45}
  .ex-ans{margin-top:.35rem;padding-top:.3rem;font-size:.85em}
  .svg-fig{max-height:40mm}
  .tbl{font-size:.82em;margin:.5rem 0}
  .tbl th,.tbl td{padding:.28rem .45rem}
  .exs li{margin-bottom:.2rem;font-size:.9em}
  .exs li .line{height:.9rem}
  .note{margin:.3rem 0;padding:.32rem .55rem;font-size:.8em;line-height:1.5}
  .lesson-end{margin:.5rem 0 .35rem}
  .calcspace{height:auto;min-height:1.3cm}
  .step-label{margin:.45rem 0 .25rem}
}