/* مكتبة المدرسة — تصميم حديث
   Layout: glass header over a soft canvas, rounded cards, ink-blue primary with saffron accent */
:root {
  --bg: #f5f6fa;
  --bg-2: #eceef5;
  --card: #ffffff;
  --line: #e3e6ef;
  --ink: #151c2e;
  --ink-2: #4a5470;
  --muted: #8a92a8;
  --primary: #1b2a4a;
  --primary-2: #2a3f6b;
  --primary-soft: #e7ebf5;
  --accent: #f2a541;
  --accent-ink: #8a5208;
  --accent-soft: #fdf0dc;
  --mint: #1f9e86;
  --mint-soft: #ddf4ef;
  --red: #d64545;
  --red-soft: #fde6e6;
  --blue: #3366cc;
  --blue-soft: #e5edfb;
  --header: rgb(255 255 255 / .82);
  --on-primary: #ffffff;
  --radius: 18px;
  --radius-sm: 12px;
  --shadow-sm: 0 1px 2px rgb(21 28 46 / .05);
  --shadow: 0 1px 2px rgb(21 28 46 / .04), 0 8px 24px rgb(21 28 46 / .07);
  --shadow-lg: 0 18px 40px rgb(21 28 46 / .16);
  --font: "Readex Pro", Tahoma, "Segoe UI", sans-serif;
  --font-display: "Reem Kufi", "Readex Pro", Tahoma, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0f1422; --bg-2: #161c2e; --card: #18203a; --line: #263052;
    --ink: #e9ecf5; --ink-2: #b4bcd4; --muted: #7d87a6;
    --primary: #8fa8ff; --primary-2: #a9bcff; --primary-soft: #1f2a4d;
    --accent: #f5b25c; --accent-ink: #f5b25c; --accent-soft: #3a2c16;
    --mint: #3fd1b4; --mint-soft: #133a35; --red: #ff7a7a; --red-soft: #3d1f24;
    --blue: #8fb3ff; --blue-soft: #1c2a4a;
    --header: rgb(15 20 34 / .78); --on-primary: #0f1422;
    --shadow: 0 1px 2px rgb(0 0 0 / .3), 0 8px 24px rgb(0 0 0 / .3);
    --shadow-lg: 0 18px 40px rgb(0 0 0 / .45);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 15.5px;
  line-height: 1.75;
  color: var(--ink);
  background:
    radial-gradient(900px 400px at 100% -10%, var(--accent-soft), transparent 60%),
    radial-gradient(800px 380px at -10% 0%, var(--primary-soft), transparent 60%),
    var(--bg);
  background-attachment: fixed;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}
a { color: var(--primary-2); text-decoration: none; }
a:hover { color: var(--accent-ink); }
img { max-width: 100%; display: block; }
h1, h2, h3 { line-height: 1.35; margin: 0 0 .4em; font-weight: 700; text-wrap: balance; }
h1 { font-family: var(--font-display); font-size: 1.9rem; letter-spacing: -.01em; }
h2 { font-size: 1.2rem; }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding-left: max(16px, env(safe-area-inset-left, 0px)); padding-right: max(16px, env(safe-area-inset-right, 0px)); }
.main { flex: 1; padding-block: 28px 56px; }
.muted { color: var(--muted); }
.center { text-align: center; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 6px; }
::selection { background: var(--accent); color: #1b1300; }

/* ---------- الشريط العلوي (زجاجي) ---------- */
.topbar {
  background: var(--header);
  backdrop-filter: saturate(160%) blur(14px);
  -webkit-backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 50;
}
.topbar-inner { display: flex; align-items: center; gap: 16px; min-height: 68px; }
.brand { display: flex; align-items: center; gap: 11px; color: var(--ink); font-weight: 700; font-size: 1.12rem; }
.brand:hover { color: var(--ink); }
.brand-name { font-family: var(--font-display); font-size: 1.25rem; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 13px; display: grid; place-items: center;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  box-shadow: 0 6px 16px rgb(27 42 74 / .28);
}
.brand-mark svg { width: 23px; height: 23px; fill: var(--accent); }
.mainnav { display: flex; align-items: center; gap: 4px; margin-inline-start: auto; }
.mainnav > a { color: var(--ink-2); padding: 8px 14px; border-radius: 999px; font-size: .94rem; font-weight: 500; transition: background .15s, color .15s; }
.mainnav > a:hover { background: var(--bg-2); color: var(--ink); }
.mainnav > a.active { background: var(--primary); color: var(--on-primary); }
.nav-user { display: flex; align-items: center; gap: 9px; margin-inline-start: 10px; padding: 4px 4px 4px 12px; border-radius: 999px; background: var(--bg-2); font-size: .9rem; }
.nav-user-name { font-weight: 500; }
.nav-logout { color: var(--muted); font-size: .84rem; padding-inline-end: 6px; }
.avatar { width: 32px; height: 32px; border-radius: 50%; background: linear-gradient(135deg, var(--accent), #e76f51); color: #fff; display: inline-grid; place-items: center; font-weight: 700; font-size: .9rem; flex: none; }
.avatar.sm { width: 28px; height: 28px; font-size: .8rem; }
.badge { background: var(--accent); color: #1b1300; border-radius: 999px; padding: 0 7px; font-size: .72rem; font-weight: 700; margin-inline-start: 5px; }
.nav-toggle { display: none; margin-inline-start: auto; background: var(--bg-2); border: 0; padding: 10px; border-radius: 12px; cursor: pointer; }
.nav-toggle span { display: block; width: 20px; height: 2px; background: var(--ink); margin: 4px 0; border-radius: 2px; }

@media (max-width: 880px) {
  .nav-toggle { display: block; }
  .mainnav {
    display: none; position: absolute; top: 68px; inset-inline: 12px;
    background: var(--card); border: 1px solid var(--line); border-radius: var(--radius);
    flex-direction: column; align-items: stretch; padding: 10px; gap: 2px; box-shadow: var(--shadow-lg);
  }
  .nav-open .mainnav { display: flex; }
  .mainnav > a { padding: 11px 14px; border-radius: 12px; }
  .nav-user { margin: 8px 0 0; border-radius: 12px; padding: 8px 12px; }
  .nav-logout { margin-inline-start: auto; }
}

/* ---------- الأزرار والنماذج ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  background: var(--primary); color: var(--on-primary); border: 0; border-radius: 999px;
  padding: 11px 22px; font: inherit; font-weight: 600; font-size: .94rem; cursor: pointer;
  text-decoration: none; white-space: nowrap; transition: transform .12s, box-shadow .15s, background .15s;
  box-shadow: 0 4px 14px rgb(27 42 74 / .18);
}
.btn:hover { background: var(--primary-2); color: var(--on-primary); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn:disabled { opacity: .45; cursor: not-allowed; transform: none; }
.btn-accent { background: var(--accent); color: #1b1300; box-shadow: 0 4px 14px rgb(242 165 65 / .35); }
.btn-accent:hover { background: #e8962c; color: #1b1300; }
.btn-light { background: var(--primary); color: var(--on-primary); }
.mainnav > a.btn-light, .mainnav > a.btn-light:hover { color: var(--on-primary); background: var(--primary); margin-inline-start: 8px; padding: 8px 18px; }
.btn-ghost { background: transparent; color: var(--ink-2); border: 1px solid var(--line); box-shadow: none; }
.btn-ghost:hover { background: var(--bg-2); color: var(--ink); }
.btn-danger { background: var(--red); color: #fff; box-shadow: none; }
.btn-danger:hover { background: #b93434; }
.btn-sm { padding: 6px 14px; font-size: .84rem; box-shadow: none; }
.btn-block { width: 100%; }
.link-danger { background: none; border: 0; color: var(--red); cursor: pointer; font: inherit; font-size: .85rem; padding: 0; }

input, select, textarea {
  font: inherit; font-size: 1rem; color: var(--ink);
  width: 100%; padding: 11px 14px;
  border: 1.5px solid var(--line); border-radius: var(--radius-sm); background: var(--card);
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus, textarea:focus { outline: none; border-color: var(--primary-2); box-shadow: 0 0 0 4px var(--primary-soft); }
input[type=checkbox], input[type=radio] { width: auto; accent-color: var(--primary); }
input[type=file] { padding: 9px; background: var(--bg-2); border-style: dashed; }
.form { display: flex; flex-direction: column; gap: 16px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-weight: 500; font-size: .9rem; color: var(--ink-2); }
.form label.check { flex-direction: row; align-items: center; gap: 9px; }
.form .hint, .hint { font-weight: 400; color: var(--muted); font-size: .8rem; }
.form.narrow { max-width: 440px; }
.row2 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.row3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
@media (max-width: 600px) { .row2, .row3 { grid-template-columns: 1fr; } }
form.inline { display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap; }
.push { margin-inline-start: auto; }
fieldset { border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; margin: 0; display: flex; flex-direction: column; gap: 14px; background: var(--card); box-shadow: var(--shadow-sm); }
legend { font-weight: 700; padding: 0 8px; color: var(--primary-2); font-size: .95rem; }
code { background: var(--bg-2); padding: 2px 7px; border-radius: 6px; font-size: .86rem; }

/* ---------- رسائل ---------- */
.flash { padding: 13px 18px; border-radius: var(--radius-sm); margin-bottom: 18px; font-weight: 500; display: flex; align-items: center; gap: 10px; }
.flash::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: currentColor; flex: none; }
.flash-ok { background: var(--mint-soft); color: var(--mint); }
.flash-err { background: var(--red-soft); color: var(--red); }
.flash-info { background: var(--blue-soft); color: var(--blue); }
.empty { padding: 44px 18px; text-align: center; color: var(--muted); background: var(--card); border: 2px dashed var(--line); border-radius: var(--radius); }

/* ---------- الواجهة الرئيسية ---------- */
.hero {
  position: relative; overflow: hidden;
  display: grid; grid-template-columns: 1.35fr 1fr; gap: 32px; align-items: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-2) 100%);
  color: #fff; border-radius: 28px; padding: 48px; margin-bottom: 26px; box-shadow: var(--shadow-lg);
}
.hero::before, .hero::after { content: ""; position: absolute; border-radius: 50%; pointer-events: none; }
.hero::before { width: 380px; height: 380px; background: radial-gradient(circle, rgb(242 165 65 / .35), transparent 70%); inset-inline-start: -120px; top: -140px; }
.hero::after { width: 300px; height: 300px; background: radial-gradient(circle, rgb(43 179 154 / .3), transparent 70%); inset-inline-end: 20%; bottom: -170px; }
.hero > * { position: relative; z-index: 1; }
.eyebrow { display: inline-block; color: #1b1300; background: var(--accent); font-weight: 600; font-size: .82rem; padding: 3px 12px; border-radius: 999px; margin: 0 0 12px; }
.hero h1 { font-family: var(--font-display); font-size: clamp(2.1rem, 5vw, 3.1rem); color: #fff; margin: 0 0 10px; }
.lead { font-size: 1.08rem; color: rgb(255 255 255 / .82); margin: 0 0 24px; max-width: 34em; font-weight: 300; }
.search-big { display: flex; gap: 6px; max-width: 540px; background: #fff; padding: 6px; border-radius: 999px; box-shadow: 0 10px 30px rgb(0 0 0 / .2); }
.search-big input { border: 0; background: transparent; padding: 10px 16px; font-size: 1rem; color: #151c2e; box-shadow: none; }
.search-big input:focus { box-shadow: none; }
.search-big .btn { background: var(--accent); color: #1b1300; box-shadow: none; }
.hero-stats { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.hero-stats div { background: rgb(255 255 255 / .1); border: 1px solid rgb(255 255 255 / .16); border-radius: 16px; padding: 10px 18px; min-width: 110px; }
.hero-stats strong { display: block; font-size: 1.6rem; line-height: 1.2; color: #fff; font-variant-numeric: tabular-nums; }
.hero-stats span { color: rgb(255 255 255 / .7); font-size: .84rem; }
.hero-art { display: flex; justify-content: center; }
.shelf { display: flex; align-items: flex-end; gap: 7px; height: 220px; padding: 0 16px 0; border-bottom: 12px solid rgb(255 255 255 / .9); border-radius: 0 0 6px 6px; }
.shelf span { width: 28px; border-radius: 6px 6px 2px 2px; box-shadow: inset -5px 0 0 rgb(0 0 0 / .15), inset 0 12px 0 rgb(255 255 255 / .18); }
.shelf span:nth-child(4) { transform: rotate(-9deg); transform-origin: bottom left; margin-inline-end: 10px; }
@media (max-width: 780px) {
  .hero { grid-template-columns: 1fr; padding: 28px 22px; border-radius: 22px; }
  .hero-art { display: none; }
  .hero-stats div { min-width: 0; flex: 1; padding: 8px 12px; }
}

.cats { display: flex; gap: 10px; overflow-x: auto; padding: 4px 2px 10px; margin-bottom: 6px; scrollbar-width: thin; }
.cat-chip { display: inline-flex; align-items: center; gap: 9px; white-space: nowrap; padding: 7px 16px 7px 8px; background: var(--card); border: 1px solid var(--line); border-radius: 999px; color: var(--ink); font-size: .92rem; font-weight: 500; box-shadow: var(--shadow-sm); transition: transform .15s, border-color .15s; }
.cat-chip:hover { border-color: var(--accent); color: var(--ink); transform: translateY(-2px); }
.cat-ico { width: 30px; height: 30px; border-radius: 50%; background: var(--accent-soft); display: grid; place-items: center; font-size: 1rem; }

.block { margin-top: 38px; }
.block-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 16px; }
.block-head h2 { margin: 0; font-size: 1.3rem; display: flex; align-items: center; gap: 10px; }
.block-head h2::before { content: ""; width: 6px; height: 22px; border-radius: 3px; background: var(--accent); }
.more { font-size: .9rem; font-weight: 500; padding: 5px 12px; border-radius: 999px; background: var(--primary-soft); }
.page-head { margin-bottom: 20px; }
.page-head h1 { margin-bottom: 0; }
.page-head p { margin: 4px 0 0; }

/* ---------- بطاقات الكتب ---------- */
.book-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(165px, 1fr)); gap: 26px 18px; }
@media (max-width: 480px) { .book-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px 12px; } }
.book-card { display: flex; flex-direction: column; color: var(--ink); background: var(--card); border-radius: var(--radius); padding: 10px; border: 1px solid var(--line); box-shadow: var(--shadow-sm); transition: transform .2s, box-shadow .2s; min-width: 0; }
.book-card:hover { color: var(--ink); transform: translateY(-4px); box-shadow: var(--shadow); }
.cover { aspect-ratio: 2 / 3; max-width: 100%; border-radius: 12px; overflow: hidden; background: var(--bg-2); }
.cover img { width: 100%; height: 100%; object-fit: cover; }
.cover-gen {
  width: 100%; height: 100%; padding: 16px 14px;
  display: flex; flex-direction: column; justify-content: space-between;
  background: linear-gradient(155deg, hsl(var(--h), 55%, 46%), hsl(calc(var(--h) + 40), 60%, 28%));
  color: #fff; position: relative;
}
.cover-gen::before { content: ""; position: absolute; inset-block: 0; inset-inline-end: 9px; width: 3px; background: rgb(255 255 255 / .22); border-radius: 2px; }
.cover-gen::after { content: ""; position: absolute; width: 90px; height: 90px; border-radius: 50%; background: rgb(255 255 255 / .1); inset-inline-start: -25px; bottom: -25px; }
.cover-gen span { font-family: var(--font-display); font-size: 1.15rem; line-height: 1.45; font-weight: 700; position: relative; z-index: 1; }
.cover-gen small { opacity: .85; font-size: .8rem; position: relative; z-index: 1; }
.cover-gen.big span { font-size: 1.8rem; }
.book-meta { padding: 10px 4px 2px; min-width: 0; }
.book-meta h3 { font-size: .97rem; font-weight: 600; margin: 0; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }
.author { color: var(--muted); font-size: .84rem; margin: 2px 0 8px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.tags { display: flex; flex-wrap: wrap; gap: 5px; }
.tag { font-size: .72rem; padding: 2px 9px; border-radius: 999px; font-weight: 600; }
.tag-ok { background: var(--mint-soft); color: var(--mint); }
.tag-muted { background: var(--bg-2); color: var(--muted); }
.tag-e { background: var(--accent-soft); color: var(--accent-ink); }

/* ---------- البحث والفلاتر ---------- */
.filters { display: grid; grid-template-columns: 2fr repeat(4, 1fr) auto; gap: 10px; margin-bottom: 26px; background: var(--card); padding: 14px; border-radius: var(--radius); border: 1px solid var(--line); box-shadow: var(--shadow-sm); }
@media (max-width: 920px) { .filters { grid-template-columns: 1fr 1fr; } .filters input[type=search], .filters .btn { grid-column: 1 / -1; } }
.pager { display: flex; justify-content: center; gap: 6px; margin-top: 32px; flex-wrap: wrap; }
.pager a, .pager span { min-width: 40px; text-align: center; padding: 7px 13px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); color: var(--ink); }
.pager .cur { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }

/* ---------- صفحة الكتاب ---------- */
.crumbs { font-size: .9rem; color: var(--muted); margin-bottom: 16px; }
.book-detail { display: grid; grid-template-columns: 300px minmax(0, 1fr); gap: 40px; align-items: start; background: var(--card); border: 1px solid var(--line); border-radius: 26px; padding: 28px; box-shadow: var(--shadow); }
.detail-cover img, .detail-cover .cover-gen { border-radius: 16px; box-shadow: var(--shadow-lg); aspect-ratio: 2/3; width: 100%; object-fit: cover; }
.detail-body h1 { font-family: var(--font-display); font-size: 2.3rem; color: var(--ink); margin: 0; }
.detail-author { font-size: 1.1rem; color: var(--ink-2); margin: 2px 0 10px; }
.facts { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0; }
.facts div { background: var(--bg-2); border-radius: 12px; padding: 8px 14px; }
.facts dt { font-size: .76rem; color: var(--muted); }
.facts dd { margin: 0; font-weight: 600; }
.desc { color: var(--ink-2); margin-bottom: 22px; }
.action-panel { display: grid; gap: 12px; }
.action-row { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 20px; flex-wrap: wrap; background: var(--bg-2); border-radius: var(--radius); }
.action-row p { margin: 0; font-size: .9rem; }
@media (max-width: 780px) {
  .book-detail { grid-template-columns: 1fr; gap: 22px; padding: 18px; border-radius: 22px; }
  .detail-cover { max-width: 210px; margin: 0 auto; width: 100%; }
  .detail-body h1 { font-size: 1.8rem; }
  .action-row .btn, .action-row form { width: 100%; }
}

/* النجوم */
.stars { --r: 0; display: inline-block; font-size: 1.1rem; line-height: 1; letter-spacing: 2px; }
.stars::before { content: "★★★★★"; background: linear-gradient(to left, var(--accent) calc(var(--r) / 5 * 100%), var(--line) 0); -webkit-background-clip: text; background-clip: text; color: transparent; }
.stars.sm { font-size: .85rem; }
.stars-line { margin: 0; color: var(--ink-2); font-size: .92rem; }
.review-form { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px; display: grid; gap: 10px; margin-bottom: 16px; box-shadow: var(--shadow-sm); }
.star-input { display: flex; flex-direction: row-reverse; justify-content: flex-end; gap: 2px; }
.star-input input { display: none; }
.star-input label { font-size: 2rem; color: var(--line); cursor: pointer; line-height: 1; transition: transform .1s; }
.star-input label:hover { transform: scale(1.12); }
.star-input input:checked ~ label, .star-input label:hover, .star-input label:hover ~ label { color: var(--accent); }
.review-form .btn { justify-self: start; }
.review-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.review-list li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 18px; }
.rev-head { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; font-size: .9rem; }
.review-list p { margin: 8px 0 0; color: var(--ink-2); }

/* ---------- صفحة استعاراتي ---------- */
.loan-cards { display: grid; gap: 12px; }
.loan-card { display: flex; justify-content: space-between; gap: 16px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 20px; flex-wrap: wrap; position: relative; overflow: hidden; box-shadow: var(--shadow-sm); }
.loan-card::before { content: ""; position: absolute; inset-block: 0; inset-inline-start: 0; width: 5px; background: var(--mint); }
.loan-card.is-late::before { background: var(--red); }
.loan-card.is-late { background: linear-gradient(90deg, transparent, var(--red-soft)); }
.loan-title { font-weight: 700; font-size: 1.05rem; color: var(--ink); }
.loan-card p { margin: 2px 0; }
.loan-state { text-align: end; }
@media (max-width: 600px) { .loan-state { text-align: start; } }
.card-details { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 20px; box-shadow: var(--shadow-sm); }
.card-details summary { cursor: pointer; font-weight: 600; }
.card-details form { margin-top: 14px; }

/* حالات */
.st { display: inline-block; padding: 3px 11px; border-radius: 999px; font-size: .78rem; font-weight: 600; white-space: nowrap; }
.st-wait { background: var(--blue-soft); color: var(--blue); }
.st-active { background: var(--mint-soft); color: var(--mint); }
.st-late { background: var(--red-soft); color: var(--red); }
.st-done { background: var(--bg-2); color: var(--ink-2); }
.st-rej { background: var(--bg-2); color: var(--muted); }

/* ---------- الجداول ---------- */
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th { text-align: start; font-weight: 600; color: var(--muted); font-size: .8rem; padding: 12px 16px; border-bottom: 1px solid var(--line); background: var(--bg-2); white-space: nowrap; }
.table td { padding: 12px 16px; border-bottom: 1px solid var(--line); vertical-align: middle; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr:hover td { background: var(--bg-2); }
.table tr.row-late td { background: var(--red-soft); }
.table .actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.table .thumb { width: 40px; height: 58px; border-radius: 6px; object-fit: cover; background: var(--bg-2); }
.num { font-variant-numeric: tabular-nums; }

/* ---------- لوحة الإدارة ---------- */
.subnav { display: flex; gap: 6px; overflow-x: auto; margin-bottom: 24px; padding: 6px; background: var(--card); border: 1px solid var(--line); border-radius: 999px; box-shadow: var(--shadow-sm); width: fit-content; max-width: 100%; }
.subnav a { padding: 8px 16px; color: var(--ink-2); border-radius: 999px; white-space: nowrap; font-weight: 500; font-size: .92rem; }
.subnav a:hover { color: var(--ink); background: var(--bg-2); }
.subnav a.active { color: var(--on-primary); background: var(--primary); }
.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(175px, 1fr)); gap: 14px; margin-bottom: 8px; }
.stat { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; color: var(--ink); display: block; box-shadow: var(--shadow-sm); position: relative; overflow: hidden; transition: transform .15s, box-shadow .15s; }
.stat::after { content: ""; position: absolute; width: 70px; height: 70px; border-radius: 50%; background: var(--primary-soft); inset-inline-end: -20px; top: -20px; }
a.stat:hover { color: var(--ink); transform: translateY(-2px); box-shadow: var(--shadow); }
.stat strong { display: block; font-size: 2rem; line-height: 1.2; color: var(--primary-2); font-variant-numeric: tabular-nums; position: relative; z-index: 1; }
.stat span { color: var(--muted); font-size: .86rem; position: relative; z-index: 1; }
.stat.warn strong { color: var(--red); }
.stat.warn::after { background: var(--red-soft); }
.stat.info strong { color: var(--blue); }
.stat.info::after { background: var(--blue-soft); }
.toolbar { display: flex; gap: 8px; align-items: center; margin-bottom: 16px; flex-wrap: wrap; }
.toolbar input[type=search], .toolbar select { width: auto; flex: 1; min-width: 160px; }
.tabs { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.tabs a { padding: 7px 16px; border-radius: 999px; background: var(--card); border: 1px solid var(--line); color: var(--ink-2); font-size: .9rem; font-weight: 500; }
.tabs a.active { background: var(--primary); color: var(--on-primary); border-color: var(--primary); }
.panel { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; }
@media (max-width: 880px) { .two-col { grid-template-columns: 1fr; } }
.cover-preview { width: 120px; border-radius: 12px; box-shadow: var(--shadow); }
.quick-borrow { display: grid; grid-template-columns: 1fr 1fr auto; gap: 10px; }
@media (max-width: 720px) { .quick-borrow { grid-template-columns: 1fr; } }

/* ---------- دخول ---------- */
.auth-box { max-width: 440px; margin: 40px auto; background: var(--card); border: 1px solid var(--line); border-radius: 26px; padding: 36px 30px; box-shadow: var(--shadow-lg); position: relative; overflow: hidden; }
.auth-box::before { content: ""; position: absolute; inset: 0 0 auto; height: 6px; background: linear-gradient(90deg, var(--primary), var(--accent), var(--mint)); }
.auth-box h1 { font-family: var(--font-display); color: var(--ink); }

/* ---------- القارئ ---------- */
.reader-body { background: #1c2233; height: 100vh; overflow: hidden; }
.reader-bar { display: flex; align-items: center; gap: 12px; background: #151c2e; color: #fff; padding: 10px 14px; min-height: 56px; border-bottom: 1px solid #263052; }
.reader-back { color: #fff; font-size: 1.4rem; padding: 0 6px; }
.reader-back:hover { color: var(--accent); }
.reader-title { flex: 1; font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.reader-tools { display: flex; align-items: center; gap: 6px; font-size: .9rem; }
.reader-tools button { width: 34px; height: 34px; border-radius: 10px; border: 0; background: rgb(255 255 255 / .1); color: #fff; font-size: 1.1rem; cursor: pointer; }
.reader-tools button:hover { background: var(--accent); color: #1b1300; }
.reader-tools input { width: 48px; padding: 4px 6px; text-align: center; border-radius: 8px; border: 0; font-size: .9rem; background: #fff; color: #151c2e; }
.reader-dl { color: #fff; font-size: 1.2rem; padding: 0 4px; }
#zoomVal { min-width: 42px; text-align: center; }
.reader-viewer { height: calc(100vh - 56px); overflow: auto; padding: 16px; display: flex; flex-direction: column; align-items: center; gap: 14px; -webkit-overflow-scrolling: touch; }
.pg { background: #fff; box-shadow: 0 6px 20px rgb(0 0 0 / .4); border-radius: 4px; position: relative; flex: none; display: grid; place-items: center; overflow: hidden; }
.pg canvas { display: block; }
.pg-num { color: #bbb; font-size: 1.4rem; }
.reader-loading { color: #fff; margin-top: 40vh; }
.reader-loading a { color: var(--accent); }
@media (max-width: 600px) { #zoomVal, .reader-dl { display: none; } .reader-viewer { padding: 8px 0; } }

/* ---------- التذييل ---------- */
.footer { border-top: 1px solid var(--line); padding: 22px 0; color: var(--muted); font-size: .88rem; text-align: center; background: var(--card); }

@media (prefers-reduced-motion: reduce) { * { transition: none !important; } }
@media print {
  .topbar, .footer, .subnav, .toolbar, .actions, .btn { display: none !important; }
  body { background: #fff; }
}

/* ---------- إنشاء حساب في الرئيسية ---------- */
.nav-login { color: var(--ink-2); font-weight: 500; font-size: .94rem; padding: 8px 12px; }
.hero-signup {
  background: var(--card); color: var(--ink); border-radius: 22px; padding: 24px 22px;
  box-shadow: 0 20px 50px rgb(0 0 0 / .28); border: 1px solid rgb(255 255 255 / .6);
}
.hero-signup h2 { font-family: var(--font-display); font-size: 1.45rem; margin: 0; color: var(--ink); }
.hero-signup > p.muted { margin: 2px 0 14px; font-size: .9rem; }
.hero-signup .form { gap: 11px; }
.hero-signup .form label { font-size: .84rem; gap: 4px; }
.hero-signup input, .hero-signup select { padding: 9px 12px; font-size: .95rem; }
.signup-alt { margin: 12px 0 0; font-size: .88rem; }
@media (max-width: 780px) {
  .hero-signup { padding: 20px 16px; border-radius: 18px; }
}

/* ---------- عدّاد الزوار ---------- */
.visits {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 10px 28px;
  margin: -6px 0 22px; padding: 12px 20px; border-radius: 999px;
  background: var(--card); border: 1px solid var(--line); box-shadow: var(--shadow-sm);
  color: var(--ink-2); font-size: .92rem;
}
.visits strong { color: var(--ink); font-size: 1.12rem; font-variant-numeric: tabular-nums; margin-inline-end: 3px; }
.visit-live { display: inline-flex; align-items: center; gap: 8px; }
.pulse { width: 9px; height: 9px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 0 rgb(31 158 134 / .5); animation: pulse 2s infinite; }
@keyframes pulse { 70% { box-shadow: 0 0 0 9px rgb(31 158 134 / 0); } 100% { box-shadow: 0 0 0 0 rgb(31 158 134 / 0); } }
@media (max-width: 600px) { .visits { border-radius: var(--radius); flex-direction: column; gap: 4px; } }
@media (prefers-reduced-motion: reduce) { .pulse { animation: none; } }

/* ---------- تحدي القراءة ---------- */
.ch-hero { display: flex; justify-content: space-between; align-items: center; gap: 22px; flex-wrap: wrap;
  background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; border-radius: 26px; padding: 32px 36px; margin-bottom: 18px; box-shadow: var(--shadow-lg); }
.ch-hero h1 { color: #fff; margin: 0 0 6px; }
.ch-hero .lead { margin: 0; }
.ch-me { background: rgb(255 255 255 / .12); border: 1px solid rgb(255 255 255 / .2); border-radius: 20px; padding: 16px 22px; display: flex; flex-direction: column; align-items: center; gap: 6px; min-width: 170px; }
.ch-me span { color: rgb(255 255 255 / .75); font-size: .88rem; }
.ch-me strong { font-size: 2.4rem; line-height: 1; }
.ch-tools select { max-width: 240px; }
.ch-grid { align-items: start; }
.stack-col { display: grid; gap: 18px; }
.leaders, .heroes { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.leaders li { display: flex; align-items: center; gap: 14px; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 18px; box-shadow: var(--shadow-sm); }
.leaders li.top1 { background: linear-gradient(90deg, var(--accent-soft), var(--card)); border-color: var(--accent); }
.leaders li.is-me { outline: 2px solid var(--primary-2); }
.rank { width: 34px; text-align: center; font-weight: 700; font-size: 1.15rem; color: var(--muted); flex: none; }
.top .rank { font-size: 1.6rem; }
.who { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.who small { color: var(--muted); }
.pts { color: var(--ink-2); white-space: nowrap; }
.pts b { font-size: 1.3rem; color: var(--primary-2); }
.bars { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.bars li { display: grid; grid-template-columns: 9em 1fr auto; align-items: center; gap: 10px; font-size: .88rem; }
.bars i { display: block; height: 10px; border-radius: 999px; background: linear-gradient(90deg, var(--accent), var(--mint)); }
.bars b { font-variant-numeric: tabular-nums; }
.badges { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.badges li { display: flex; align-items: center; gap: 12px; }
.badges small { display: block; color: var(--muted); }
.b-ico { width: 42px; height: 42px; border-radius: 14px; background: var(--accent-soft); display: grid; place-items: center; font-size: 1.3rem; flex: none; }
.b-ico.big { width: 64px; height: 64px; font-size: 2rem; border-radius: 20px; }
.badge-card { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 16px 20px; margin-bottom: 8px; box-shadow: var(--shadow-sm); }
.badge-card > div { flex: 1; min-width: 200px; }
.badge-card p { margin: 2px 0 8px; }
.progress { height: 10px; background: var(--bg-2); border-radius: 999px; overflow: hidden; }
.progress i { display: block; height: 100%; background: linear-gradient(90deg, var(--accent), var(--mint)); border-radius: 999px; }
.heroes { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.heroes li { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; display: grid; grid-template-columns: auto 1fr; gap: 0 10px; align-items: center; box-shadow: var(--shadow-sm); }
.heroes .rank { grid-row: span 3; font-size: 1.6rem; }
.heroes small { color: var(--muted); font-size: .8rem; }
.heroes .pts { font-size: .86rem; color: var(--accent-ink); font-weight: 600; }
@media (max-width: 600px) { .ch-hero { padding: 24px 20px; } .bars li { grid-template-columns: 7em 1fr auto; } }

/* ---------- ملصقات QR ---------- */
.qr-poster { max-width: 640px; margin: 0 auto; text-align: center; background: #fff; color: #151c2e; border: 2px solid #151c2e; border-radius: 28px; padding: 40px 32px; }
.qr-eyebrow { display: inline-block; background: #f2a541; color: #1b1300; font-weight: 600; padding: 4px 16px; border-radius: 999px; margin: 0 0 10px; }
.qr-poster h2 { font-family: var(--font-display); font-size: 2.4rem; margin: 0 0 18px; color: #151c2e; }
.qr-big { width: min(340px, 100%); margin: 0 auto; }
.qr-big svg, .qr-small svg { display: block; width: 100%; height: auto; }
.qr-cta { font-size: 1.5rem; font-weight: 700; margin: 14px 0 12px; }
.qr-steps { list-style: none; padding: 0; margin: 0 auto 14px; display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; }
.qr-steps li { background: #f1f3f9; border-radius: 999px; padding: 6px 14px; font-weight: 500; }
.qr-steps b { display: inline-grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: #1b2a4a; color: #fff; font-size: .8rem; margin-inline-end: 6px; }
.qr-url { font-size: 1.1rem; color: #4a5470; margin: 0; }
.qr-labels { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 10px; }
.qr-label { display: flex; align-items: center; gap: 10px; background: #fff; color: #151c2e; border: 1px dashed #9aa3b8; border-radius: 10px; padding: 8px; break-inside: avoid; }
.qr-small { width: 84px; flex: none; }
.qr-info { display: flex; flex-direction: column; min-width: 0; line-height: 1.4; }
.qr-info strong { font-size: .88rem; }
.qr-info span { font-size: .76rem; color: #4a5470; }
.qr-info em { font-style: normal; font-family: ui-monospace, Menlo, monospace; font-weight: 700; font-size: .85rem; margin-top: 3px; }
@media print {
  @page { size: A4; margin: 10mm; }
  .no-print, .flash { display: none !important; }
  .main { padding: 0 !important; }
  .qr-poster { border-width: 3px; margin-top: 10mm; }
  .qr-labels { grid-template-columns: repeat(3, 1fr); gap: 4mm; }
  .qr-label { border-color: #777; }
  body { -webkit-print-color-adjust: exact; print-color-adjust: exact; }
}