/* ============================================================
   كيم 102 — التصميم
   لوحة الألوان مستوحاة من المختبر: أزرق كبريتات النحاس + نحاسي
   ============================================================ */
:root {
  --bg: #F3F6F5; --surface: #FFFFFF; --surface-2: #F7FAF9; --ink: #15201D; --muted: #5A6864; --line: #D5DEDA;
  --accent: #17657F; --accent-ink: #FFFFFF; --accent-soft: #E0EDF2;
  --copper: #A4561F; --copper-soft: #F5E6DA;
  --good: #237A48; --good-soft: #E1F2E7; --bad: #B3372B; --bad-soft: #F8E3E0; --warn: #8A5D00; --warn-soft: #FBF0D6;
  --shadow: 0 1px 2px rgb(20 40 35 / .06), 0 4px 16px rgb(20 40 35 / .05);
  --r: 12px;
  --body: "IBM Plex Sans Arabic", "Segoe UI", Tahoma, sans-serif;
  --display: "Noto Kufi Arabic", "IBM Plex Sans Arabic", "Segoe UI", sans-serif;
  --formula: "IBM Plex Sans", "Segoe UI", Arial, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0F1614; --surface: #17201D; --surface-2: #1C2724; --ink: #E3EBE8; --muted: #98A8A3; --line: #2B3935;
    --accent: #5DB1CF; --accent-ink: #0B1A20; --accent-soft: #19323C;
    --copper: #E19A62; --copper-soft: #3A2819;
    --good: #6CC792; --good-soft: #173323; --bad: #F08C80; --bad-soft: #3B1C19; --warn: #E6BE62; --warn-soft: #3A2F14;
    --shadow: 0 1px 2px rgb(0 0 0 / .3); color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0F1614; --surface: #17201D; --surface-2: #1C2724; --ink: #E3EBE8; --muted: #98A8A3; --line: #2B3935;
  --accent: #5DB1CF; --accent-ink: #0B1A20; --accent-soft: #19323C;
  --copper: #E19A62; --copper-soft: #3A2819;
  --good: #6CC792; --good-soft: #173323; --bad: #F08C80; --bad-soft: #3B1C19; --warn: #E6BE62; --warn-soft: #3A2F14;
  --shadow: 0 1px 2px rgb(0 0 0 / .3); color-scheme: dark;
}

* { box-sizing: border-box; }
[hidden] { display: none !important; }
html, body { margin: 0; }
body { background: var(--bg); color: var(--ink); font-family: var(--body); font-size: 16px; line-height: 1.75; -webkit-text-size-adjust: 100%; }
h1, h2, h3, h4 { font-family: var(--display); line-height: 1.45; margin: 0; text-wrap: balance; }
h1 { font-size: 1.45rem; } h2 { font-size: 1.15rem; } h3 { font-size: 1rem; } h4 { font-size: .95rem; }
p { margin: 0; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; }
button:disabled { cursor: not-allowed; }
:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.muted { color: var(--muted); } .small { font-size: .86rem; }
.num, .mono { font-variant-numeric: tabular-nums; }
.mono { font-family: var(--formula); }

/* ---------- الهيكل ---------- */
.app { min-height: 100vh; }
.demo { background: var(--warn-soft); color: var(--warn); font-size: .82rem; padding: 6px 16px; text-align: center; line-height: 1.6; }
.demo a { color: inherit; font-weight: 600; }
.top { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 10px 16px; background: var(--surface); border-bottom: 1px solid var(--line); position: sticky; top: env(safe-area-inset-top, 0px); z-index: 5; }
.brand { display: flex; align-items: center; gap: 10px; min-width: 0; }
.brand .logo { color: var(--accent); display: grid; place-items: center; }
.brand b { font-family: var(--display); font-size: 1.05rem; display: block; line-height: 1.3; }
.brand small { color: var(--muted); font-size: .78rem; display: block; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 56vw; }
.who { display: flex; align-items: center; gap: 8px; font-size: .9rem; }
.who span { max-width: 32vw; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.main { max-width: 780px; margin: 0 auto; padding-inline: 16px; padding-block: 20px 72px; display: grid; gap: 16px; }
.main > *, .qcard > *, .qbody, .qbody > *, .opts > *, .feedback, .fx, .zone, .learn, .intro > *, .review > * { min-width: 0; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; box-shadow: var(--shadow); }
.eyebrow { font-size: .78rem; font-weight: 600; color: var(--accent); letter-spacing: .01em; }
.pill { display: inline-block; font-size: .8rem; padding: 2px 10px; border-radius: 99px; background: var(--accent-soft); color: var(--accent); white-space: nowrap; }
.pill.c { background: var(--copper-soft); color: var(--copper); }
.chapter { font-size: .95rem; color: var(--muted); margin-top: 6px; }

/* ---------- الأزرار ---------- */
.primary, .ghost, .danger { border-radius: 10px; padding: 10px 18px; border: 1px solid transparent; font-weight: 600; line-height: 1.4; }
.primary { background: var(--accent); color: var(--accent-ink); }
.primary:hover:not(:disabled) { filter: brightness(1.07); }
.primary:disabled { opacity: .45; }
.ghost { background: transparent; border-color: var(--line); color: var(--ink); }
.ghost:hover { background: var(--surface-2); }
.danger { background: var(--bad); color: #fff; }
.sm { padding: 5px 12px; font-size: .86rem; border-radius: 8px; }
.wide { width: 100%; }
.icon { background: none; border: 0; font-size: 1.1rem; padding: 4px 8px; color: var(--muted); }
.startrow { display: flex; flex-wrap: wrap; align-items: center; gap: 10px; }

/* ---------- الدخول ---------- */
.login { max-width: 420px; width: 100%; margin: 24px auto 0; display: grid; gap: 10px; }
form { display: grid; gap: 6px; }
label { font-size: .88rem; font-weight: 600; margin-top: 6px; }
input, select { width: 100%; padding: 10px 12px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-2); }
input:focus, select:focus { outline: 2px solid var(--accent); outline-offset: 0; border-color: transparent; }
.err { color: var(--bad); font-size: .9rem; min-height: 1.4em; }
.login .primary { margin-top: 10px; }

/* ---------- الرئيسية ---------- */
.hello { display: grid; gap: 6px; justify-items: start; }
.lessons { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; }
.lesson { text-align: right; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 14px; display: grid; gap: 4px; align-content: start; box-shadow: var(--shadow); }
.lesson:hover:not(:disabled) { border-color: var(--accent); }
.lesson.soon { opacity: .55; box-shadow: none; }
.lesson .code { font-family: var(--formula); font-weight: 600; color: var(--accent); font-size: .95rem; justify-self: start; }
.lesson .lt { font-family: var(--display); font-weight: 600; }
.lesson .meta { display: grid; gap: 4px; font-size: .8rem; color: var(--muted); margin-top: 4px; }
.lesson .w { color: var(--copper); }
.bar { height: 6px; border-radius: 3px; background: var(--accent-soft); overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--accent); }

/* ---------- الدرس: مسار المراحل ---------- */
.crumbs { display: flex; }
.lhead { display: flex; gap: 14px; align-items: center; }
.code.big { font-family: var(--formula); font-weight: 600; font-size: 1.5rem; color: var(--accent); background: var(--accent-soft); border-radius: 10px; padding: 6px 12px; }
.path { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; position: relative; }
.node button { width: 100%; display: grid; grid-template-columns: 44px 1fr auto; gap: 12px; align-items: center; text-align: right; background: var(--surface); border: 1px solid var(--line); border-radius: var(--r); padding: 12px 14px; }
.node .num { width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center; font-family: var(--formula); font-weight: 600; border: 2px solid var(--line); background: var(--surface-2); }
.node.open .num { border-color: var(--accent); color: var(--accent); }
.node.done .num { background: var(--good); border-color: var(--good); color: #fff; }
.node.locked button { opacity: .55; }
.node .nt { display: grid; } .node .nt small { color: var(--muted); font-size: .82rem; line-height: 1.5; }
.node .nr { display: grid; justify-items: end; font-size: .8rem; color: var(--muted); }
.node.open button:hover, .node.done button:hover { border-color: var(--accent); }
.stars i { font-style: normal; color: var(--line); font-size: 1.05rem; letter-spacing: 1px; }
.stars i.on { color: #D9A21B; }

/* ---------- قبل المرحلة ---------- */
.intro { display: grid; gap: 10px; }
.learn { background: var(--surface-2); border: 1px dashed var(--line); border-radius: 10px; padding: 14px; display: grid; gap: 8px; }
.learn h3 { color: var(--copper); }
.learn ol, .learn ul { margin: 0; padding-inline-start: 22px; display: grid; gap: 4px; }
.tip { background: var(--copper-soft); color: var(--ink); border-radius: 8px; padding: 8px 12px; font-size: .92rem; }

/* ---------- المعادلات والصيغ ---------- */
.eq, .f { font-family: var(--formula); unicode-bidi: isolate; white-space: nowrap; }
.eq { white-space: normal; } .eq .t { white-space: nowrap; }
.eq { font-size: 1.02em; }
.eq sub, .f sub { font-size: .72em; }
.eq sup, .f sup { font-size: .7em; }
.eq .coef, .f .coef { font-weight: 600; color: var(--accent); margin-inline-end: 1px; }
.eq .st, .f .st { font-size: .78em; color: var(--muted); }
.eq .op { color: var(--muted); margin: 0 .15em; }
.eq .arrow { color: var(--copper); font-weight: 600; margin: 0 .3em; }
.nr { color: var(--bad); font-weight: 600; }
.eqbox { display: block; text-align: center; background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px; margin: 10px 0 4px; overflow-x: auto; direction: ltr; }

.general { margin-top: 6px; font-size: .92rem; }
table.mini { border-collapse: collapse; width: 100%; font-size: .9rem; }
table.mini th, table.mini td { border-bottom: 1px solid var(--line); padding: 6px 8px; text-align: right; vertical-align: middle; }
table.mini th { color: var(--muted); font-weight: 600; white-space: nowrap; }
.quote { background: var(--surface-2); border-inline-start: 3px solid var(--accent); padding: 8px 12px; border-radius: 6px; margin-top: 8px; }

/* ---------- صفحة السؤال ---------- */
.qtop { display: flex; align-items: center; gap: 12px; }
.prog { flex: 1; height: 8px; background: var(--accent-soft); border-radius: 4px; overflow: hidden; }
.prog i { display: block; height: 100%; background: var(--accent); transition: width .25s; }
.qn { font-family: var(--formula); font-weight: 600; color: var(--muted); font-size: .9rem; }
.quitbar { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; background: var(--bad-soft); border-radius: 10px; padding: 8px 12px; font-size: .9rem; }
.qcard { display: grid; gap: 12px; }
.qmeta { display: flex; flex-wrap: wrap; align-items: center; gap: 8px; }
.qmeta .ghost { margin-inline-start: auto; }
.prompt { font-size: 1.05rem; font-weight: 500; }
.qbody { display: grid; gap: 10px; }
.hint { font-size: .82rem; color: var(--muted); }
.ph { color: var(--muted); font-size: .85rem; font-family: var(--body); }

/* اختيار */
.opts { display: grid; gap: 8px; }
.opts.chips { display: flex; flex-wrap: wrap; }
.opt { text-align: right; background: var(--surface); border: 1.5px solid var(--line); border-radius: 10px; padding: 10px 14px; min-height: 46px; line-height: 1.6; overflow-x: auto; }
.opts.chips .opt { flex: 1 1 auto; text-align: center; }
.opts.list .opt .eq { white-space: normal; }
.opts.list .opt:has(.eq) { direction: ltr; text-align: left; }
.opt:hover { border-color: var(--accent); }
.opt.sel, .chip.sel { border-color: var(--accent); background: var(--accent-soft); box-shadow: inset 0 0 0 1px var(--accent); }
.opt.ok, .chip.ok { border-color: var(--good); background: var(--good-soft); }
.opt.bad, .chip.bad { border-color: var(--bad); background: var(--bad-soft); }

/* توصيل */
.match { display: grid; gap: 10px; }
.mrow { display: grid; gap: 8px; padding: 10px; border: 1px solid var(--line); border-radius: 10px; background: var(--surface-2); }
.mitem { direction: ltr; text-align: center; overflow-x: auto; font-size: 1.02rem; }
.mchips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip { flex: 1 1 auto; border: 1.5px solid var(--line); background: var(--surface); border-radius: 99px; padding: 6px 10px; font-size: .88rem; }

/* صح وخطأ */
.statement { background: var(--surface-2); border-radius: 10px; padding: 12px 14px; border: 1px solid var(--line); }
.statement u { text-decoration-color: var(--copper); text-decoration-thickness: 2px; text-underline-offset: 4px; }
.tfbtn { min-width: 110px; font-weight: 600; }
.fix { display: grid; gap: 8px; border-top: 1px dashed var(--line); padding-top: 10px; }
.fixp { font-weight: 600; font-size: .92rem; }

/* ترتيب وبناء */
.seq, .zone .zbody { min-height: 54px; border: 2px dashed var(--line); border-radius: 10px; padding: 8px; display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.pool { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 4px; }
.card.placed, .pool .card { box-shadow: none; }
.pool .card, .seq .card { padding: 8px 12px; border-radius: 10px; border: 1.5px solid var(--line); background: var(--surface); font-weight: 500; }
.seq .card { background: var(--accent-soft); border-color: var(--accent); }
.seq .card .n { font-family: var(--formula); font-size: .75rem; color: var(--accent); margin-inline-end: 6px; }
.seq .card.ok { background: var(--good-soft); border-color: var(--good); }
.seq .card.bad { background: var(--bad-soft); border-color: var(--bad); }
.correctseq { background: var(--good-soft); border-radius: 10px; padding: 8px 12px; font-size: .92rem; overflow-x: auto; }
.zones .zrow { display: flex; flex-wrap: wrap; gap: 8px; align-items: stretch; }
.zone { flex: 1 1 240px; border-radius: 12px; padding: 6px; border: 2px solid transparent; cursor: pointer; }
.zone.active { border-color: var(--accent); background: var(--accent-soft); }
.zone.zok .zbody { border-color: var(--good); border-style: solid; }
.zone.zbad .zbody { border-color: var(--bad); border-style: solid; }
.zlabel { font-size: .8rem; font-weight: 600; color: var(--muted); padding: 0 4px 4px; text-align: right; }
.zone.active .zlabel { color: var(--accent); }
.zarrow { align-self: center; font-size: 1.4rem; color: var(--copper); font-weight: 700; padding-top: 16px; pointer-events: none; }
.zarrow .ar-v { display: none; }
.zbody .plus { color: var(--muted); font-family: var(--formula); }
.tile { border: 1.5px solid var(--line); background: var(--surface); border-radius: 10px; padding: 7px 11px; font-size: 1.02rem; min-height: 42px; }
.tile:hover { border-color: var(--accent); }
.tile.placed { background: var(--surface); border-color: var(--accent); }
.tile.ok { border-color: var(--good); background: var(--good-soft); }
.tile.bad { border-color: var(--bad); background: var(--bad-soft); text-decoration: line-through; text-decoration-color: var(--bad); }

/* شطب */
.strike { display: flex; flex-wrap: wrap; align-items: center; justify-content: center; gap: 4px; }
.sterm { border: 1.5px solid var(--line); background: var(--surface); border-radius: 8px; padding: 6px 8px; position: relative; }
.sterm.struck { background: var(--copper-soft); border-color: var(--copper); }
.sterm.struck::after { content: ""; position: absolute; inset: 50% 4px auto; border-top: 2.5px solid var(--copper); transform: rotate(-12deg); }
.sterm.ok { border-color: var(--good); background: var(--good-soft); }
.sterm.ok::after { border-color: var(--good); }
.sterm.bad { border-color: var(--bad); background: var(--bad-soft); }
.sterm.miss { border-color: var(--good); border-style: dashed; }
.strike .op, .strike .arrow { font-family: var(--formula); color: var(--muted); }
.strike .arrow { color: var(--copper); font-weight: 700; font-size: 1.2rem; }

/* التغذية الراجعة */
.feedback { border-radius: var(--r); padding: 14px 16px; display: grid; gap: 6px; border: 1px solid; }
.feedback.good { background: var(--good-soft); border-color: var(--good); }
.feedback.part { background: var(--warn-soft); border-color: var(--warn); }
.feedback.bad { background: var(--bad-soft); border-color: var(--bad); }
.feedback .fh { font-family: var(--display); }
.feedback.good .fh { color: var(--good); } .feedback.part .fh { color: var(--warn); } .feedback.bad .fh { color: var(--bad); }
.fx .eqbox { background: var(--surface); }
.exrow { padding: 2px 0; }
.actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; position: sticky; bottom: 0; background: linear-gradient(to top, var(--bg) 70%, transparent); padding-block: 12px calc(8px + env(safe-area-inset-bottom, 0px)); }
.actions .primary { min-width: 160px; }

/* النتيجة */
.result { text-align: center; display: grid; gap: 8px; justify-items: center; }
.result .big { font-family: var(--formula); font-size: 2.6rem; font-weight: 600; color: var(--accent); line-height: 1.2; }
.result.fail .big { color: var(--copper); }
.result .stars i { font-size: 1.8rem; }
.result .startrow { justify-content: center; margin-top: 6px; }
.review { display: grid; gap: 8px; }
.review details { padding: 10px 14px; }
.review summary { cursor: pointer; font-size: .92rem; }
.review .sumeq { display: block; direction: ltr; text-align: left; font-size: .9rem; margin-top: 2px; }
.review .rv { display: grid; gap: 8px; margin-top: 8px; }

/* لوحة المراجع */
.sheet-wrap { position: fixed; inset: 0; background: rgb(0 0 0 / .35); z-index: 20; display: flex; align-items: flex-end; justify-content: center; }
.sheet { background: var(--surface); width: min(680px, 100%); max-height: 85vh; overflow: auto; border-radius: 16px 16px 0 0; padding: 14px 16px calc(16px + env(safe-area-inset-bottom, 0px)); }
.sheet-h { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.refgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.scale { display: grid; gap: 4px; font-size: .78rem; color: var(--muted); }
.series { list-style: none; margin: 0; padding: 0; border-inline-start: 3px solid var(--accent); }
.series li { display: flex; justify-content: space-between; gap: 8px; padding: 1px 10px; font-size: .9rem; color: var(--ink); }
.series li.h { color: var(--bad); font-weight: 600; }
.series li .f { color: var(--muted); }

/* ---------- المعلم ---------- */
.tabs { display: flex; gap: 4px; overflow-x: auto; border-bottom: 1px solid var(--line); }
.tabs button { background: none; border: 0; padding: 10px 14px; border-bottom: 3px solid transparent; color: var(--muted); font-weight: 600; white-space: nowrap; }
.tabs button[aria-selected="true"] { color: var(--accent); border-bottom-color: var(--accent); }
.tsum { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.tsum div { background: var(--surface); border: 1px solid var(--line); border-radius: 10px; padding: 10px 12px; display: grid; }
.tsum b { font-family: var(--formula); font-size: 1.5rem; color: var(--accent); line-height: 1.3; }
.tsum span { font-size: .82rem; color: var(--muted); }
.search { margin-top: 4px; }
.tw { overflow-x: auto; border: 1px solid var(--line); border-radius: 10px; background: var(--surface); }
table.data { border-collapse: collapse; width: 100%; min-width: 640px; font-size: .9rem; }
table.data th, table.data td { padding: 8px 10px; border-bottom: 1px solid var(--line); text-align: right; vertical-align: middle; }
table.data th { background: var(--surface-2); color: var(--muted); font-weight: 600; font-size: .8rem; white-space: nowrap; }
table.data tr:last-child td { border-bottom: 0; }
td.acts { white-space: nowrap; } td.acts button + button { margin-inline-start: 4px; }
.badge { font-size: .76rem; padding: 1px 8px; border-radius: 99px; white-space: nowrap; }
.badge.ok { background: var(--good-soft); color: var(--good); } .badge.warn { background: var(--warn-soft); color: var(--warn); } .badge.off { background: var(--bad-soft); color: var(--bad); }
.okc { color: var(--good); font-weight: 600; } .badc { color: var(--bad); font-weight: 600; }
.hbar { display: inline-block; width: 90px; height: 8px; background: var(--surface-2); border-radius: 4px; overflow: hidden; vertical-align: middle; border: 1px solid var(--line); }
.hbar i { display: block; height: 100%; } .hbar i.lo { background: var(--bad); } .hbar i.mid { background: var(--warn); } .hbar i.hi { background: var(--good); }
.form { display: grid; gap: 6px; }
.grid2 { display: grid; grid-template-columns: 1fr 1fr; gap: 4px 14px; }
.inrow { display: flex; gap: 6px; }
.quick { display: flex; gap: 6px; margin-top: 6px; flex-wrap: wrap; }
.cred pre { background: var(--surface-2); border: 1px solid var(--line); border-radius: 10px; padding: 12px; white-space: pre-wrap; font-family: var(--body); margin: 8px 0; direction: rtl; }

@media (max-width: 560px) {
  body { font-size: 15.5px; }
  .grid2, .refgrid { grid-template-columns: 1fr; }
  .tsum b { font-size: 1.25rem; }
  .node button { grid-template-columns: 40px 1fr; }
  .node .nr { grid-column: 2; justify-items: start; }
  .zarrow { flex-basis: 100%; text-align: center; padding: 0; line-height: 1; }
  .zarrow .ar-h { display: none; } .zarrow .ar-v { display: inline; }
  .actions .primary { min-width: 140px; }
}
@media (prefers-reduced-motion: reduce) { * { transition: none !important; scroll-behavior: auto !important; } }

/* إدخال الأرقام والجداول */
.numrow { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; justify-content: flex-start; padding: 6px; border-radius: 10px; border: 2px solid transparent; width: fit-content; max-width: 100%; }
.numin { width: 150px; font-family: var(--formula); font-size: 1.1rem; text-align: center; padding: 10px; }
.numin.exp { width: 64px; font-size: .95rem; padding: 6px; }
.numin.sm { width: 84px; font-size: 1rem; padding: 6px; }
.supwrap { align-self: flex-start; }
.times, .unit { font-family: var(--formula); color: var(--muted); }
.numrow.ok { border-color: var(--good); background: var(--good-soft); } .numrow.bad { border-color: var(--bad); background: var(--bad-soft); }
.qtable-wrap { overflow-x: auto; }
.qtable { border-collapse: collapse; width: 100%; font-size: .95rem; }
.qtable th, .qtable td { border: 1px solid var(--line); padding: 6px 8px; text-align: center; vertical-align: middle; }
.qtable th { background: var(--surface-2); color: var(--muted); font-weight: 600; font-size: .85rem; }
.qtable td.ok { background: var(--good-soft); } .qtable td.bad { background: var(--bad-soft); }
.qtable select { width: auto; min-width: 90px; padding: 6px; }
.fixval { display: block; font-size: .8rem; color: var(--good); font-weight: 600; font-family: var(--formula); }
/* الرسوم التوضيحية داخل الأسئلة */
.diagram { display: block; margin: 8px auto; max-width: 100%; height: auto; color: var(--ink); }
.diagram text { font-family: var(--formula); }
.qtable.eqrow { width: auto; margin: 0 auto; font-family: var(--formula); font-size: 1.05rem; }
.qtable.eqrow td { border: 0; padding: 4px 2px; white-space: nowrap; }
.qtable.eqrow td.ok, .qtable.eqrow td.bad { border-radius: 8px; }
.qtable.eqrow .numin.sm { width: 52px; }

/* ---------- لوحة الأرقام داخل الصفحة ---------- */
.numin[readonly] { cursor: pointer; caret-color: transparent; }
.numin.kp-active { outline: 3px solid var(--accent); outline-offset: 1px; background: var(--accent-soft); }
.keypad { display: grid; grid-template-columns: repeat(4, 1fr); gap: 6px; width: 100%; max-width: 380px; margin: 4px auto 0; user-select: none; -webkit-user-select: none; }
.kp-key { height: 52px; border-radius: 12px; border: 1px solid var(--line); background: var(--surface); font-family: var(--formula); font-size: 1.35rem; font-weight: 600; color: var(--ink); touch-action: manipulation; box-shadow: 0 1px 0 var(--line); }
.kp-key:active { background: var(--accent-soft); transform: translateY(1px); }
.kp-key.k-back, .kp-key.k-minus, .kp-key.k-dot { background: var(--surface-2); color: var(--accent); }
.kp-key.k-next, .kp-key.k-prev { font-family: var(--body); font-size: .95rem; background: var(--accent-soft); color: var(--accent); }
.keypad:not(.multi) .kp-key:last-child { grid-column: span 4; }
.keypad.multi .k-next { grid-column: span 2; }
button, .opt, .chip, .tile, .card, .sterm { touch-action: manipulation; }

/* ---------- ملء الشاشة ووضع السؤال على الهاتف ---------- */
.fsbtn { display: inline-flex; align-items: center; gap: 4px; }
.fsbtn svg { width: 18px; height: 18px; }
@media (max-width: 700px) {
  body.in-quiz .top, body.in-quiz .demo { display: none; }
  body.in-quiz .main { padding-block: 10px 24px; gap: 10px; }
  body.in-quiz .qcard { padding: 14px; }
}
.iostip { font-size: .82rem; color: var(--muted); background: var(--surface-2); border: 1px dashed var(--line); border-radius: 10px; padding: 8px 12px; }
.fsbtn.icononly { padding: 5px 8px; }
@media (max-width: 420px) { .top .fsbtn span { display: none; } }
.ctabs { margin-top: 4px; }
.ctabs button { font-size: .95rem; }
fieldset.courses { border: 1px solid var(--line); border-radius: 10px; padding: 8px 12px; margin: 8px 0 0; display: flex; flex-wrap: wrap; gap: 6px 18px; }
fieldset.courses legend { font-size: .88rem; font-weight: 600; padding: 0 6px; }
label.chk { display: inline-flex; align-items: center; gap: 6px; margin: 0; font-weight: 500; }
label.chk input { width: auto; }
.pill.xtra { font-size: .72rem; vertical-align: middle; margin-inline-start: 4px; font-family: var(--body); font-weight: 600; }
.xnote { background: var(--copper-soft); border-radius: 8px; padding: 8px 12px; font-size: .9rem; }
.code.big { white-space: nowrap; }

/* ---------- التجربة المجانية والاشتراك عبر واتساب ---------- */
.wa { display: inline-flex; align-items: center; gap: 8px; background: #1F8F4E; color: #fff; text-decoration: none; font-weight: 600; padding: 10px 16px; border-radius: 10px; line-height: 1.2; }
.wa:hover { background: #18773F; }
.wa:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; }
.wa.sm { padding: 8px 12px; font-size: .9rem; }
.hello.trial { background: var(--accent-soft); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; }
.hello.trial .startrow { margin-top: 10px; }
.pill.free { background: var(--good-soft); color: var(--good); font-size: .75rem; vertical-align: middle; }
.lesson.locked { opacity: .62; cursor: pointer; border-style: dashed; }
.lesson.locked .lockline { color: var(--muted); font-weight: 600; }
.paycta { margin: 10px 0 18px; }
.guestbox { margin-top: 18px; padding-top: 14px; border-top: 1px solid var(--line); }
.guestbox .startrow { margin-top: 8px; }

/* ---------- الوحدات والدروس: بطاقات مصوّرة ---------- */
.hue-0 { --hb: #E0EEF4; --hi: #17657F; } .hue-1 { --hb: #F6E9DD; --hi: #A4561F; } .hue-2 { --hb: #E6F1E8; --hi: #2A7A4B; }
.hue-3 { --hb: #ECE7F5; --hi: #5B4B9A; } .hue-4 { --hb: #F7E4E6; --hi: #A33A4A; } .hue-5 { --hb: #E3EEF0; --hi: #2F6F78; }
.hue-6 { --hb: #F4EDD9; --hi: #8A6A12; } .hue-7 { --hb: #E5EAF5; --hi: #34508F; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) .hue-0 { --hb: #16313B; --hi: #79C4DE; } :root:not([data-theme="light"]) .hue-1 { --hb: #3A281B; --hi: #E9A774; } :root:not([data-theme="light"]) .hue-2 { --hb: #18301F; --hi: #7FCB98; } :root:not([data-theme="light"]) .hue-3 { --hb: #2A2540; --hi: #B6A8EC; } :root:not([data-theme="light"]) .hue-4 { --hb: #3A1E23; --hi: #EE99A6; } :root:not([data-theme="light"]) .hue-5 { --hb: #172E31; --hi: #84C9D2; } :root:not([data-theme="light"]) .hue-6 { --hb: #352C14; --hi: #E2C46D; } :root:not([data-theme="light"]) .hue-7 { --hb: #1D2640; --hi: #9DB3EA; } }
:root[data-theme="dark"] .hue-0 { --hb: #16313B; --hi: #79C4DE; } :root[data-theme="dark"] .hue-1 { --hb: #3A281B; --hi: #E9A774; } :root[data-theme="dark"] .hue-2 { --hb: #18301F; --hi: #7FCB98; } :root[data-theme="dark"] .hue-3 { --hb: #2A2540; --hi: #B6A8EC; } :root[data-theme="dark"] .hue-4 { --hb: #3A1E23; --hi: #EE99A6; } :root[data-theme="dark"] .hue-5 { --hb: #172E31; --hi: #84C9D2; } :root[data-theme="dark"] .hue-6 { --hb: #352C14; --hi: #E2C46D; } :root[data-theme="dark"] .hue-7 { --hb: #1D2640; --hi: #9DB3EA; }

.art { width: 100%; height: 100%; display: block; color: var(--hi); --art-on: var(--hb); }
.art .t { fill: currentColor; fill-opacity: .16; }
.art .tt { fill: currentColor; fill-opacity: .4; }
.art .s { fill: currentColor; }
.art .o { fill: none; }

.units { display: grid; grid-template-columns: repeat(auto-fill, minmax(230px, 1fr)); gap: 14px; margin: 14px 0 6px; }
.unit { display: flex; flex-direction: column; text-align: start; padding: 0; overflow: hidden; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); cursor: pointer; color: var(--ink); font: inherit; transition: transform .15s ease, box-shadow .15s ease; }
.unit:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgb(20 40 35 / .12); }
.unit:focus-visible, .lcard:focus-visible { outline: 3px solid var(--hi); outline-offset: 2px; }
.unit-art { position: relative; display: block; background: var(--hb); padding: 18px 28px 12px; height: 132px; }
.unit-art .pill.free, .unit-art .lockbadge { position: absolute; top: 10px; inset-inline-start: 10px; }
.lockbadge { background: var(--surface); border-radius: 999px; width: 32px; height: 32px; display: grid; place-items: center; font-size: 16px; box-shadow: var(--shadow); }
.unit-body { display: flex; flex-direction: column; gap: 6px; padding: 14px 16px 16px; }
.unit-num { color: var(--hi); font-weight: 700; font-size: .82rem; letter-spacing: .01em; }
.unit-title { font-family: var(--display); font-size: 1.12rem; font-weight: 700; line-height: 1.45; }
.unit-meta { color: var(--muted); font-size: .82rem; }
.unit-lock { color: var(--muted); font-weight: 600; font-size: .88rem; }
.unit .bar, .lcard .bar { display: block; height: 6px; border-radius: 99px; background: var(--hb); overflow: hidden; margin-top: 4px; }
.unit .bar i, .lcard .bar i { display: block; height: 100%; background: var(--hi); border-radius: 99px; }
.unit.locked { cursor: pointer; }
.unit.locked .unit-art .art { opacity: .38; filter: grayscale(.6); }
.unit.locked .unit-title { color: var(--muted); }

.unit-head { display: flex; align-items: center; gap: 14px; background: var(--hb); border-radius: 16px; padding: 12px 16px; margin: 8px 0 16px; }
.unit-head .unit-art.sm { width: 110px; height: 74px; padding: 0; background: none; flex: none; }
.unit-head h1 { margin: 2px 0 0; font-size: 1.3rem; }

.lcards { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.lcard { display: flex; flex-direction: column; text-align: start; padding: 0; overflow: hidden; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; box-shadow: var(--shadow); cursor: pointer; color: var(--ink); font: inherit; transition: transform .15s ease, box-shadow .15s ease; }
.lcard:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgb(20 40 35 / .12); }
.lcard.soon { cursor: default; opacity: .6; transform: none; }
.lcard-art { position: relative; display: block; background: var(--hb); height: 120px; padding: 14px 22px; }
.lcard-art .code { position: absolute; top: 8px; inset-inline-start: 10px; background: var(--surface); color: var(--hi); font-weight: 700; font-size: .8rem; padding: 2px 8px; border-radius: 99px; }
.lcard-body { display: flex; flex-direction: column; gap: 6px; padding: 12px 14px 14px; }
.lcard .lt { font-weight: 700; font-size: 1.02rem; line-height: 1.45; }
.lmeta { display: flex; justify-content: space-between; color: var(--muted); font-size: .8rem; }
.lcard .w { color: var(--copper); font-size: .8rem; }
@media (prefers-reduced-motion: reduce) { .unit, .lcard { transition: none; } .unit:hover, .lcard:hover { transform: none; } }
@media (max-width: 480px) { .units { grid-template-columns: 1fr 1fr; gap: 10px; } .unit-art { height: 96px; padding: 12px 14px 8px; } .unit-title { font-size: .98rem; } .lcards { grid-template-columns: 1fr 1fr; gap: 10px; } .lcard-art { height: 92px; padding: 10px 12px; } .lcard .lt { font-size: .92rem; } }

/* ============ شاشة الأسئلة: نسخة أوضح وأكبر ============ */
@counter-style ar-letters { system: fixed; symbols: "أ" "ب" "ج" "د" "هـ" "و"; suffix: ""; }
body.in-quiz .main { max-width: 860px; }
body.in-quiz .qtop { gap: 14px; }
body.in-quiz .prog { height: 14px; border-radius: 99px; background: var(--accent-soft); box-shadow: inset 0 1px 2px rgb(0 0 0 / .08); }
body.in-quiz .prog i { border-radius: 99px; background: linear-gradient(90deg, var(--accent), var(--good)); }
body.in-quiz .qn { font-size: 1.15rem; color: var(--ink); background: var(--surface); border: 1px solid var(--line); border-radius: 99px; padding: 4px 12px; }

body.in-quiz .qcard { gap: 18px; padding: 0 0 22px; overflow: hidden; border-radius: 20px; border: 1px solid var(--line); box-shadow: 0 2px 4px rgb(20 40 35 / .05), 0 12px 32px rgb(20 40 35 / .08); }
body.in-quiz .qcard > *:not(.qhead) { padding-inline: 24px; }
.qhead { display: flex; align-items: center; gap: 16px; background: var(--hb, var(--accent-soft)); padding: 14px 24px; }
.qart { flex: none; width: 96px; height: 64px; }
.qhead-t { display: grid; gap: 4px; min-width: 0; }
.qbadge { justify-self: start; background: var(--hi, var(--accent)); color: var(--surface); font-weight: 700; font-size: .95rem; padding: 3px 14px; border-radius: 99px; }
.qhead .eyebrow { color: var(--hi, var(--accent)); font-weight: 600; font-size: .95rem; }
body.in-quiz .qmeta:empty { display: none; }

body.in-quiz .prompt { font-family: var(--display); font-size: 1.55rem; font-weight: 700; line-height: 1.75; color: var(--ink); text-wrap: balance; }
body.in-quiz .statement { font-size: 1.3rem; line-height: 1.8; padding: 16px 20px; border-radius: 14px; }
body.in-quiz .qbody { gap: 14px; }

body.in-quiz .opts { gap: 12px; counter-reset: opt; }
body.in-quiz .opts.chips { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); }
body.in-quiz .opt { position: relative; display: flex; align-items: center; gap: 14px; text-align: start; font-size: 1.3rem; font-weight: 600; min-height: 68px; padding: 12px 18px; border: 2px solid var(--line); border-radius: 16px; background: var(--surface); box-shadow: 0 2px 0 var(--line); transition: transform .12s ease, border-color .12s, box-shadow .12s, background .12s; counter-increment: opt; }
body.in-quiz .opts.chips .opt { text-align: start; }
body.in-quiz .opt::before { content: counter(opt, ar-letters); flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 12px; background: var(--accent-soft); color: var(--accent); font-family: var(--display); font-size: 1.1rem; font-weight: 700; }
body.in-quiz .opts.list .opt:has(.eq)::before { order: -1; }
body.in-quiz .opt:hover { transform: translateY(-2px); border-color: var(--accent); box-shadow: 0 4px 0 var(--accent-soft); }
body.in-quiz .opt.sel { background: var(--accent-soft); border-color: var(--accent); box-shadow: 0 2px 0 var(--accent); }
body.in-quiz .opt.sel::before { background: var(--accent); color: var(--accent-ink); }
body.in-quiz .opt.ok { background: var(--good-soft); border-color: var(--good); box-shadow: 0 2px 0 var(--good); animation: kem-pop .35s ease; }
body.in-quiz .opt.ok::before { content: "✓"; background: var(--good); color: var(--surface); }
body.in-quiz .opt.bad { background: var(--bad-soft); border-color: var(--bad); box-shadow: 0 2px 0 var(--bad); animation: kem-shake .35s ease; }
body.in-quiz .opt.bad::before { content: "✕"; background: var(--bad); color: var(--surface); }

body.in-quiz .tfbtn { font-size: 1.25rem; min-height: 64px; min-width: 150px; border-radius: 16px; border-width: 2px; }
body.in-quiz .chip { font-size: 1.1rem; padding: 10px 16px; }
body.in-quiz .mitem { font-size: 1.25rem; }
body.in-quiz .tile, body.in-quiz .pool .card, body.in-quiz .seq .card { font-size: 1.15rem; padding: 10px 14px; border-radius: 12px; }
body.in-quiz .sterm { font-size: 1.15rem; }

body.in-quiz .feedback { border-radius: 18px; padding: 18px 22px; font-size: 1.12rem; line-height: 1.8; border-width: 2px; animation: kem-up .3s ease; }
body.in-quiz .feedback .fh { font-size: 1.35rem; }
body.in-quiz .feedback.good .fh::before { content: "🎉 "; }
body.in-quiz .feedback.bad .fh::before { content: "💡 "; }
body.in-quiz .actions .primary { min-height: 58px; min-width: 200px; font-size: 1.2rem; border-radius: 16px; }
body.in-quiz .actions .score { font-size: 1rem; }

@keyframes kem-pop { 0% { transform: scale(1); } 45% { transform: scale(1.03); } 100% { transform: scale(1); } }
@keyframes kem-shake { 0%, 100% { transform: translateX(0); } 25% { transform: translateX(-5px); } 75% { transform: translateX(5px); } }
@keyframes kem-up { from { transform: translateY(8px); opacity: .4; } to { transform: none; opacity: 1; } }
@media (prefers-reduced-motion: reduce) { body.in-quiz .opt, body.in-quiz .opt.ok, body.in-quiz .opt.bad, body.in-quiz .feedback { animation: none; transition: none; } body.in-quiz .opt:hover { transform: none; } }

@media (max-width: 560px) {
  body.in-quiz .qcard > *:not(.qhead) { padding-inline: 16px; }
  .qhead { padding: 10px 16px; gap: 12px; }
  .qart { width: 72px; height: 48px; }
  body.in-quiz .prompt { font-size: 1.28rem; }
  body.in-quiz .opts.chips { grid-template-columns: 1fr; }
  body.in-quiz .opt { font-size: 1.15rem; min-height: 60px; }
  body.in-quiz .actions .primary { min-width: 150px; }
}
body.in-quiz .prompt { margin-bottom: 6px; }

/* ---------- مهاراتي ---------- */
:root { --lv-good: #2A8A55; --lv-mid: #D9A21B; --lv-weak: #C9473A; --lv-none: #D5DEDA; }
@media (prefers-color-scheme: dark) { :root:not([data-theme="light"]) { --lv-good: #5CC48A; --lv-mid: #E6BE62; --lv-weak: #F08C80; --lv-none: #33433F; } }
:root[data-theme="dark"] { --lv-good: #5CC48A; --lv-mid: #E6BE62; --lv-weak: #F08C80; --lv-none: #33433F; }
.hello { position: relative; }
.hello .skbtn { position: absolute; top: 14px; inset-inline-end: 14px; }
.skhero { display: flex; align-items: center; justify-content: space-between; gap: 18px; background: var(--surface); border: 1px solid var(--line); border-radius: 18px; padding: 18px 20px; margin: 6px 0 14px; }
.skhero h1 { margin: 0 0 4px; }
.skhero p { margin: 0 0 10px; max-width: 60ch; }
.skring { --p: 0; flex: none; width: 128px; height: 128px; border-radius: 50%; display: grid; place-content: center; text-align: center; background: radial-gradient(closest-side, var(--surface) 78%, transparent 79% 100%), conic-gradient(var(--lv-good) calc(var(--p) * 1%), var(--lv-none) 0); }
.skring b { font-family: var(--formula); font-size: 1.7rem; line-height: 1; }
.skring small { color: var(--muted); font-size: .72rem; line-height: 1.4; margin-top: 4px; }
.lvlegend { display: flex; flex-wrap: wrap; gap: 6px 14px; font-size: .8rem; color: var(--muted); }
.lvlegend span { display: inline-flex; align-items: center; gap: 6px; }
.lvlegend i { width: 12px; height: 12px; border-radius: 3px; display: inline-block; }
.lv-good { background: var(--lv-good); } .lv-mid { background: var(--lv-mid); } .lv-weak { background: var(--lv-weak); } .lv-none { background: var(--lv-none); }
.lvbar { display: flex; height: 10px; border-radius: 99px; overflow: hidden; background: var(--lv-none); gap: 2px; }
.lvbar i { display: block; height: 100%; }
.sksummary { display: grid; gap: 8px; margin-bottom: 8px; }
.skmeta { color: var(--muted); font-size: .84rem; }
.sklist { display: grid; gap: 10px; }
.skrow { display: flex; align-items: center; gap: 14px; text-align: start; width: 100%; padding: 10px 14px; background: var(--surface); border: 1px solid var(--line); border-radius: 14px; cursor: pointer; color: var(--ink); font: inherit; }
.skrow:hover { border-color: var(--hi); }
.skrow:focus-visible { outline: 3px solid var(--hi); outline-offset: 2px; }
.skrow.locked { opacity: .6; }
.skart { flex: none; width: 76px; height: 52px; background: var(--hb); border-radius: 10px; padding: 4px 8px; }
.skmain { flex: 1; display: grid; gap: 6px; min-width: 0; }
.sktitle { font-weight: 700; } .sktitle b { color: var(--hi); margin-inline-end: 4px; }
.chev { color: var(--muted); font-size: 1.4rem; }
.skstage { background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 14px 16px; margin: 12px 0; }
.skstage-h { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-bottom: 8px; }
.skstage-h h2 { margin: 0; font-size: 1.05rem; display: flex; align-items: center; gap: 8px; }
.skstage-h .num { display: grid; place-items: center; width: 28px; height: 28px; border-radius: 8px; background: var(--accent-soft); color: var(--accent); font-family: var(--formula); font-size: .9rem; }
.skills { list-style: none; margin: 0; padding: 0; display: grid; gap: 4px; }
.skill { display: grid; grid-template-columns: minmax(0, 1fr) 120px 44px auto; align-items: center; gap: 12px; padding: 8px 4px; border-top: 1px solid var(--line); background: none; }
.skill:first-child { border-top: 0; }
.skname { min-width: 0; line-height: 1.5; }
.skbar { height: 8px; border-radius: 99px; background: var(--lv-none); overflow: hidden; }
.skbar i { display: block; height: 100%; border-radius: 99px; background: var(--lv-none); }
.skill.lv-good .skbar i { background: var(--lv-good); } .skill.lv-mid .skbar i { background: var(--lv-mid); } .skill.lv-weak .skbar i { background: var(--lv-weak); }
.skval { font-family: var(--formula); font-weight: 600; text-align: end; font-variant-numeric: tabular-nums; }
.skchip { font-size: .78rem; font-weight: 600; padding: 3px 10px; border-radius: 99px; white-space: nowrap; background: var(--surface-2); color: var(--muted); }
.skill.lv-good .skchip { background: var(--good-soft); color: var(--good); } .skill.lv-mid .skchip { background: var(--warn-soft); color: var(--warn); } .skill.lv-weak .skchip { background: var(--bad-soft); color: var(--bad); }
.skchip small { font-weight: 500; opacity: .8; }
@media (max-width: 560px) {
  .skhero { flex-direction: column-reverse; align-items: stretch; } .skring { align-self: center; width: 112px; height: 112px; }
  .hello .skbtn { position: static; margin-bottom: 8px; }
  .skill { grid-template-columns: minmax(0, 1fr) 44px; grid-template-areas: "n v" "b b" "c c"; gap: 6px 10px; }
  .skname { grid-area: n; } .skval { grid-area: v; } .skbar { grid-area: b; } .skchip { grid-area: c; justify-self: start; }
}
.crumbs { display: flex; flex-wrap: wrap; gap: 8px; }
.skill { grid-template-columns: minmax(0, 1fr) 140px 52px 150px; }
.skchip { justify-self: stretch; text-align: center; }
@media (max-width: 560px) { .skill { grid-template-columns: minmax(0, 1fr) 52px; } .skchip { justify-self: start; text-align: start; } }
.skstage > summary { list-style: none; cursor: pointer; margin-bottom: 0; }
.skstage > summary::-webkit-details-marker { display: none; }
.skstage[open] > summary { margin-bottom: 8px; }
.skstage-h h2 { flex: 1; min-width: 0; }
.skstage-h h2::after { content: "▾"; color: var(--muted); font-size: .9rem; margin-inline-start: 6px; transition: transform .15s; }
.skstage:not([open]) .skstage-h h2::after { transform: rotate(90deg); }
@media (max-width: 560px) { .skstage-h { flex-wrap: wrap; } .skstage-h .skmeta { order: 3; flex-basis: 100%; } }

/* ---------- الاختبار النهائي التجريبي ---------- */
.finalcard { display: flex; align-items: center; gap: 14px; width: 100%; text-align: start; margin: 14px 0 4px; padding: 14px 18px; border-radius: 16px; border: 1.5px solid var(--copper); background: var(--copper-soft); color: var(--ink); font: inherit; cursor: pointer; box-shadow: var(--shadow); transition: transform .15s ease; }
.finalcard:hover { transform: translateY(-2px); }
.finalcard:focus-visible { outline: 3px solid var(--copper); outline-offset: 2px; }
.fc-ico { flex: none; color: var(--copper); display: grid; place-items: center; width: 56px; height: 56px; border-radius: 14px; background: var(--surface); }
.fc-body { flex: 1; display: grid; gap: 4px; min-width: 0; }
.fc-body b { font-family: var(--display); font-size: 1.1rem; }
.fc-body span { color: var(--muted); font-size: .88rem; }
.fc-score { flex: none; display: grid; justify-items: center; color: var(--copper); }
.fc-score b { font-family: var(--formula); font-size: 1.6rem; line-height: 1; }
.fc-score small { font-size: .78rem; font-weight: 600; }
.finalintro { display: grid; gap: 12px; }
.finalintro h1 { margin: 0; }
.finfo { list-style: none; padding: 0; margin: 4px 0; display: flex; flex-wrap: wrap; gap: 10px; }
.finfo li { display: grid; justify-items: center; min-width: 92px; padding: 10px 14px; border-radius: 14px; background: var(--surface-2); border: 1px solid var(--line); }
.finfo b { font-family: var(--formula); font-size: 1.5rem; color: var(--copper); }
.finfo span { color: var(--muted); font-size: .82rem; }
.frules { margin: 0; padding-inline-start: 20px; display: grid; gap: 4px; color: var(--ink); }
.ftop { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; position: sticky; top: env(safe-area-inset-top, 0px); z-index: 4; background: var(--bg); padding-block: 8px; }
.ftop .qn { margin-inline-start: auto; }
.ftimer { font-family: var(--formula); font-weight: 700; font-size: 1.25rem; padding: 4px 14px; border-radius: 99px; background: var(--surface); border: 1.5px solid var(--line); font-variant-numeric: tabular-nums; }
.ftimer::before { content: "⏱ "; }
.ftimer.low { color: var(--bad); border-color: var(--bad); background: var(--bad-soft); }
.fsubbar { background: var(--accent-soft); }
#fqs { margin-top: 10px; }
.fq.unanswered { outline: 2px dashed var(--warn); }
.fq .feedback { margin: 0 24px; }
.fnav { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin: 14px 0; }
.fnav .primary { min-width: 150px; min-height: 52px; font-size: 1.1rem; border-radius: 14px; }
.fflag.on { background: var(--warn-soft); border-color: var(--warn); color: var(--warn); }
.fmapbox { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 10px 14px; }
.fmapbox summary { cursor: pointer; font-weight: 700; }
.fmap { display: grid; grid-template-columns: repeat(auto-fill, minmax(42px, 1fr)); gap: 6px; margin: 10px 0; }
.fm { position: relative; height: 42px; border-radius: 10px; border: 1.5px solid var(--line); background: var(--surface); font-family: var(--formula); font-weight: 600; }
.fm.fm-done, .lvlegend .fm-done { background: var(--accent); color: var(--accent-ink); border-color: var(--accent); }
.lvlegend .fm-none { background: var(--surface); border: 1.5px solid var(--line); }
.fm.cur { box-shadow: 0 0 0 3px var(--copper); }
.fm i { position: absolute; top: -8px; inset-inline-end: -6px; font-style: normal; font-size: .8rem; }
.finalres { display: grid; justify-items: center; gap: 8px; text-align: center; }
.skring.big { width: 150px; height: 150px; }
.skring.big b { font-size: 2.6rem; }
.fper { display: grid; gap: 8px; background: var(--surface); border: 1px solid var(--line); border-radius: 16px; padding: 12px 16px; }
.fprow { display: grid; grid-template-columns: minmax(0, 1fr) 140px 56px; align-items: center; gap: 12px; }
.fpt b { color: var(--accent); margin-inline-end: 4px; }
.skbar.g i { background: var(--lv-good); } .skbar.m i { background: var(--lv-mid); } .skbar.w i { background: var(--lv-weak); }
#freview .fq { margin-bottom: 14px; }
@media (max-width: 560px) {
  .finalcard { padding: 12px; gap: 10px; } .fc-ico { width: 46px; height: 46px; }
  .fprow { grid-template-columns: minmax(0, 1fr) 56px; } .fprow .skbar { grid-column: 1 / -1; grid-row: 2; }
  .fq .feedback { margin: 0 16px; }
  .ftop .primary.sm { order: 5; flex-basis: 100%; }
}