/* مجهر v21 — امتداد للهوية المعتمدة في v07: نهار عاجي، زيتوني وطوبي، Alexandria للعناوين وReadex Pro للنص.
   التخطيط: شريط أيقونات جانبي ثابت + شريط علوي رفيع + صفحات بعناوين تحريرية كبيرة وصور فوتوغرافية. */
:root{
 --bg:#f7f6ef;--paper:#fffef9;--sand:#efeee4;--sage:#e9ecdf;--sage-2:#dfe4d2;
 --ink:#2f372c;--ink-2:#4b5444;--muted:#7f8472;--line:#e3e5d8;--line-2:#d4d8c6;
 --olive:#53633e;--olive-dark:#3f4e2e;--olive-deep:#2e3b21;--olive-soft:#e4e9d8;
 --brick:#a34d36;--brick-soft:#f4e3dc;--honey:#c08a3e;--honey-soft:#f5ead6;
 --ok:#4f7a3a;--ok-soft:#e3eed8;
 --on-olive:#fbfaf2;
 --serif:"Alexandria","Readex Pro",Tahoma,sans-serif;--body:"Readex Pro",Tahoma,"Segoe UI",sans-serif;--num:"Readex Pro",ui-monospace,monospace;
 --shadow-1:0 1px 0 rgba(63,78,46,.04),0 4px 14px rgba(63,78,46,.06);
 --shadow-2:0 1px 0 rgba(63,78,46,.05),0 18px 40px -12px rgba(46,59,33,.22);
 --ring:0 0 0 3px rgba(192,138,62,.55);
 --stage-a:#eef0e6;--stage-b:#e6e6d6;--board-edge:#b9bda4;
}
@media (prefers-color-scheme:dark){:root:not([data-theme="light"]){
 --bg:#171b14;--paper:#1f241b;--sand:#232920;--sage:#262d21;--sage-2:#2e3628;
 --ink:#ecebdf;--ink-2:#cfd2c0;--muted:#a3a893;--line:#323a2b;--line-2:#3e4735;
 --olive:#a7b98a;--olive-dark:#c3d2a6;--olive-deep:#dfe8cc;--olive-soft:#2c3524;
 --brick:#e08c72;--brick-soft:#3a2720;--honey:#e2b06a;--honey-soft:#3a2f1d;--ok:#9cc983;--ok-soft:#24331d;--on-olive:#172012;
 --shadow-1:0 1px 0 rgba(0,0,0,.2),0 4px 14px rgba(0,0,0,.25);--shadow-2:0 18px 40px -12px rgba(0,0,0,.55);--stage-a:#20261c;--stage-b:#1b2018;--board-edge:#0f130d;color-scheme:dark}}
:root[data-theme="dark"]{
 --bg:#171b14;--paper:#1f241b;--sand:#232920;--sage:#262d21;--sage-2:#2e3628;
 --ink:#ecebdf;--ink-2:#cfd2c0;--muted:#a3a893;--line:#323a2b;--line-2:#3e4735;
 --olive:#a7b98a;--olive-dark:#c3d2a6;--olive-deep:#dfe8cc;--olive-soft:#2c3524;
 --brick:#e08c72;--brick-soft:#3a2720;--honey:#e2b06a;--honey-soft:#3a2f1d;--ok:#9cc983;--ok-soft:#24331d;--on-olive:#172012;
 --shadow-1:0 1px 0 rgba(0,0,0,.2),0 4px 14px rgba(0,0,0,.25);--shadow-2:0 18px 40px -12px rgba(0,0,0,.55);--stage-a:#20261c;--stage-b:#1b2018;--board-edge:#0f130d;color-scheme:dark}

*{box-sizing:border-box}
[hidden]{display:none!important}
html,body{background:var(--bg);color:var(--ink)}
body{font-family:var(--body);font-size:16px;line-height:1.75;margin:0;-webkit-font-smoothing:antialiased;-webkit-tap-highlight-color:transparent}
body::before{content:"";position:fixed;inset:0 0 auto;height:env(safe-area-inset-top,0px);z-index:70;background:var(--bg)}
#app{min-height:100vh}
h1,h2,h3{font-family:var(--serif);font-weight:500;line-height:1.35;margin:0;text-wrap:balance;color:var(--olive-deep);letter-spacing:-.01em}
h2{font-size:1.35rem}h3{font-size:1.05rem}
p{margin:0}a{color:inherit}button{font:inherit;color:inherit}
svg{direction:ltr}
:focus-visible{outline:none;box-shadow:var(--ring);border-radius:8px}
.muted{color:var(--muted)}.lead{color:var(--muted);font-size:1.02rem;line-height:2;max-width:58ch}
.kicker{display:flex;align-items:center;gap:10px;color:var(--muted);font-size:.86rem}
.kicker::before{content:"";width:28px;height:1px;background:var(--line-2)}
.hint{color:var(--muted);font-size:.86rem}.err{color:var(--brick)}
.ic{width:20px;height:20px;flex:none}
.theme-btn .ic{width:18px;height:18px}

/* أزرار */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;border:1px solid var(--line-2);background:var(--paper);border-radius:12px;padding:.62em 1.15em;font-weight:500;cursor:pointer;text-decoration:none;white-space:nowrap;transition:background-color .15s,border-color .15s,transform .1s;touch-action:manipulation}
.btn:hover{border-color:var(--olive);background:var(--sand)}
.btn:active{transform:translateY(1px)}
.btn.primary{background:var(--olive-dark);border-color:var(--olive-dark);color:var(--on-olive);box-shadow:0 3px 0 var(--olive-deep)}
.btn.primary:hover{background:var(--olive)}
.btn.primary:active{box-shadow:0 1px 0 var(--olive-deep);transform:translateY(2px)}
.btn.ghost{background:transparent}.btn.quiet{background:transparent;border-color:transparent;color:var(--olive-dark)}
.btn.quiet:hover{background:var(--sage)}
.btn.danger{background:var(--brick);border-color:var(--brick);color:#fff}
.btn.danger-ghost{background:transparent;border-color:transparent;color:var(--brick)}
.btn.sm{font-size:.86rem;padding:.4em .85em;border-radius:10px}.btn.lg{font-size:1.04rem;padding:.78em 1.5em;border-radius:14px}.btn.wide{width:100%}
.btn:disabled{opacity:.42;cursor:not-allowed;transform:none;box-shadow:none}
.linkbtn{background:none;border:0;color:var(--olive-dark);cursor:pointer;padding:0;font-weight:500;text-decoration:underline;text-decoration-color:var(--line-2);text-underline-offset:4px}
.chip,.chip-btn{min-height:36px;border:1px solid var(--line-2);background:var(--paper);border-radius:999px;padding:.34em .95em;cursor:pointer;font-size:.88rem}
.chip:hover{border-color:var(--olive)}
.chip.on,.chip-btn.on{background:var(--olive-dark);border-color:var(--olive-dark);color:var(--on-olive)}
.tag{display:inline-flex;align-items:center;gap:6px;font-size:.78rem;color:var(--muted)}
.numpill{display:inline-block;font-family:var(--serif);font-size:.86rem;padding:.25em .8em;border-radius:10px;background:var(--brick-soft);color:var(--brick);border:1px solid color-mix(in srgb,var(--brick) 22%,transparent);white-space:nowrap}
.badge{font-size:.78rem;padding:.25em .75em;border-radius:999px;background:var(--honey-soft);color:var(--ink-2)}

/* الإطار: شريط جانبي + شريط علوي */
.frame{display:grid;grid-template-columns:84px minmax(0,1fr);min-height:100vh}
.rail{grid-column:1;grid-row:1;position:sticky;top:0;height:100vh;background:var(--sand);border-inline-end:1px solid var(--line);display:flex;flex-direction:column;align-items:center;padding:20px 0 18px;gap:8px}
.rail-logo{width:46px;height:46px;border-radius:14px;background:var(--olive-dark);color:var(--on-olive);display:grid;place-items:center;margin-bottom:22px;box-shadow:0 3px 0 var(--olive-deep)}
.rail-logo svg{width:26px;height:26px}
.rail a{width:64px;padding:10px 0 8px;border-radius:14px;display:flex;flex-direction:column;align-items:center;gap:5px;text-decoration:none;color:var(--muted);font-size:.74rem;position:relative}
.rail a svg{width:22px;height:22px}
.rail a:hover{color:var(--olive-dark);background:var(--sage)}
.rail a.on{color:var(--olive-deep);background:var(--paper);box-shadow:var(--shadow-1)}
.rail a.on::after{content:"";position:absolute;inset-inline-start:-10px;top:14px;bottom:14px;width:3px;border-radius:3px;background:var(--olive-dark)}
.rail-foot{margin-top:auto;display:flex;flex-direction:column;align-items:center;gap:10px}
.main{grid-column:2;grid-row:1;min-width:0;display:flex;flex-direction:column}
.topbar{position:sticky;top:env(safe-area-inset-top,0px);z-index:40;background:color-mix(in srgb,var(--bg) 88%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.topin{display:flex;align-items:center;gap:22px;height:72px;padding-left:max(28px,env(safe-area-inset-left,0px));padding-right:28px;max-width:1320px;margin:0 auto}
.brand{display:flex;align-items:baseline;gap:14px;text-decoration:none}
.brand b{font-family:var(--serif);font-weight:600;font-size:2rem;color:var(--olive-dark);line-height:1}
.brand small{color:var(--muted);font-size:.84rem;border-inline-start:1px solid var(--line-2);padding-inline-start:14px}
.tabs-top{display:flex;gap:6px;margin-inline-start:auto;margin-inline-end:auto}
.tabs-top a{padding:.5em 1em;text-decoration:none;color:var(--muted);position:relative}
.tabs-top a.on{color:var(--olive-deep)}
.tabs-top a.on::after{content:"";position:absolute;bottom:-17px;left:22%;right:22%;height:3px;border-radius:3px 3px 0 0;background:var(--brick)}
.who{display:flex;align-items:center;gap:12px}
.avatar{width:38px;height:38px;border-radius:50%;background:var(--olive-soft);color:var(--olive-dark);display:grid;place-items:center;font-family:var(--serif);font-weight:600}
.who-name{font-weight:500}
.page{flex:1;width:100%;max-width:1320px;margin:0 auto;padding-block:34px 64px;padding-left:max(28px,env(safe-area-inset-left,0px));padding-right:28px;display:flex;flex-direction:column;gap:46px}
.foot{display:flex;flex-wrap:wrap;gap:8px 18px;justify-content:space-between;align-items:center;color:var(--muted);font-size:.82rem;border-top:1px solid var(--line);padding-block:16px;padding-left:max(28px,env(safe-area-inset-left,0px));padding-right:28px}
.foot b{font-family:var(--serif);color:var(--olive-dark);font-weight:600}

/* الرئيسية */
.hero{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:44px;align-items:center}
.hero h1{font-size:clamp(2.3rem,1.4rem + 3vw,3.7rem);line-height:1.4;margin:14px 0 16px}
.hero h1 em{font-style:normal;color:var(--brick);display:block}
.hero-acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero-meta{display:flex;flex-wrap:wrap;gap:22px;margin-top:22px;color:var(--muted);font-size:.85rem}
.hero-meta span{display:flex;align-items:center;gap:7px}.hero-meta svg{width:17px;height:17px}
.hero-photo{position:relative;border-radius:22px;overflow:hidden;aspect-ratio:16/10.5;max-width:100%;background:var(--sage);box-shadow:var(--shadow-2)}
.hero-photo img{width:100%;height:100%;object-fit:cover;display:block}
.hero-note{position:absolute;inset-inline-start:22px;bottom:22px;background:color-mix(in srgb,var(--paper) 94%,transparent);backdrop-filter:blur(6px);border:1px solid var(--line);border-radius:16px;padding:14px 18px;display:flex;gap:14px;align-items:center;max-width:min(330px,80%);box-shadow:var(--shadow-1);text-decoration:none}
.hero-note img{width:54px;height:54px;border-radius:12px;object-fit:cover}
.hero-note b{display:block;font-family:var(--serif);font-weight:500;color:var(--olive-deep)}.hero-note small{color:var(--muted);font-size:.8rem}

.today{display:grid;grid-template-columns:minmax(0,1.35fr) minmax(0,1fr);gap:28px;align-items:start}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:18px}
.sec-head h2{font-size:1.6rem}
.more{color:var(--olive-dark);text-decoration:none;font-size:.92rem;display:inline-flex;align-items:center;gap:6px}
.more:hover{text-decoration:underline;text-underline-offset:4px}
.ledger{background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.lrow{display:grid;grid-template-columns:112px minmax(0,1fr) 150px;gap:20px;align-items:center;padding:16px 20px;text-decoration:none;border-bottom:1px solid var(--line)}
.lrow:last-child{border-bottom:0}
.lrow:hover{background:var(--sand)}
.lthumb{width:112px;height:74px;border-radius:12px;overflow:hidden;background:var(--sage)}
.lthumb>*{width:100%;height:100%;object-fit:cover;display:block}
.linfo b{display:block;font-family:var(--serif);font-weight:500;font-size:1.06rem;color:var(--olive-deep)}
.linfo small{color:var(--muted);font-size:.84rem;display:flex;gap:8px;align-items:center;flex-wrap:wrap}
.lprog{display:flex;flex-direction:column;gap:6px;align-items:stretch}
.lprog span{font-size:.82rem;color:var(--muted);display:flex;justify-content:space-between;font-variant-numeric:tabular-nums}
.lprog b{font-family:var(--serif);color:var(--ink);font-weight:500;font-size:1.05rem}
.bar{display:flex;height:6px;border-radius:9px;background:var(--sage-2);overflow:hidden}.bar i{display:block;background:var(--olive);height:100%}.bar i.b2{background:var(--honey)}
.cls{display:inline-block;font-size:.76rem;padding:.05em .6em;border-radius:7px;color:var(--olive-dark);background:var(--olive-soft);text-decoration:none}
.cls.h1{color:var(--brick);background:var(--brick-soft)}.cls.h2{color:#6b5a2a;background:var(--honey-soft)}.cls.h3{color:var(--ink-2);background:var(--sage-2)}
.inbox{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:8px}
.rrow{display:grid;grid-template-columns:40px minmax(0,1fr) auto;gap:12px;align-items:center;padding:10px 12px;border-radius:14px;text-decoration:none}
.rrow:hover{background:var(--sand)}
.rrow b{display:block;font-weight:500}.rrow small{color:var(--muted);font-size:.82rem}
.rrow .go{color:var(--brick);font-size:.86rem}
.ini{width:40px;height:40px;border-radius:50%;background:var(--sage);color:var(--olive-dark);display:grid;place-items:center;font-family:var(--serif);font-weight:600;flex:none}
.ini.big{width:68px;height:68px;font-size:1.7rem}
.count{font-family:var(--serif);color:var(--brick);font-size:1rem}
.empty-note{color:var(--muted);padding:18px 14px}
.sect{display:flex;flex-direction:column;gap:20px}

/* بطاقات التجارب */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:26px}
.xcard{background:var(--paper);border:1px solid var(--line);border-radius:22px;overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}
.xcard:hover{box-shadow:var(--shadow-2);transform:translateY(-2px)}
.xcover{position:relative;display:block;aspect-ratio:16/10;max-width:100%;overflow:hidden;background:var(--sage)}
.xcover>img,.xcover>svg,.xcover>.cover-row,.xcover>.cover-fish{width:100%;height:100%;object-fit:cover;display:block;transition:transform .5s ease}
.xcard:hover .xcover>img{transform:scale(1.03)}
.xsrc{position:absolute;top:14px;inset-inline-start:14px;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(4px);border:1px solid var(--line);color:var(--ink-2);font-size:.74rem;padding:.2em .7em;border-radius:8px;display:flex;align-items:center;gap:6px}
.xsrc svg{width:14px;height:14px}
.xbody{padding:20px 22px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.xtop{display:flex;justify-content:space-between;align-items:flex-start;gap:12px}
.xmeta{color:var(--muted);font-size:.8rem;line-height:1.8}
.xtitle{font-family:var(--serif);font-weight:500;font-size:1.42rem;line-height:1.4;text-decoration:none;color:var(--olive-deep);margin-top:6px}
.xdesc{color:var(--muted);font-size:.92rem;line-height:1.9}
.xfoot{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-top:auto;padding-top:14px;border-top:1px solid var(--line);margin-top:14px}
.xfoot .tag{font-size:.8rem}
.xacts{display:flex;gap:8px}
.cover-row{display:flex;align-items:flex-end;justify-content:center;gap:2%;padding:6% 8% 0;background:var(--sage)}
.cover-row>div{flex:1;max-width:34%}.cover-row svg{width:100%;height:auto;display:block}
.cover-fish{background-size:cover;background-position:center;display:grid!important;place-items:center}
.cover-fish img{width:46%;filter:drop-shadow(0 6px 8px rgba(0,0,0,.25));transform:scaleX(-1)}
.xcard.soon{background:transparent;border-style:dashed}
.xcard.soon:hover{box-shadow:none;transform:none}
.xcard.soon .xcover{display:grid;place-items:center;background:repeating-linear-gradient(135deg,var(--sand) 0 12px,var(--bg) 12px 24px)}
.soon-ic{width:54px;height:54px;color:var(--line-2)}

/* المكتبة */
.lib-hero{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:24px;align-items:end}
.lib-hero h1{font-size:clamp(2rem,1.3rem + 2.4vw,3rem)}
.search{display:flex;align-items:center;gap:10px;background:var(--paper);border:1px solid var(--line-2);border-radius:14px;padding:0 16px;width:min(380px,100%)}
.search svg{width:20px;height:20px;color:var(--muted);flex:none}
.search input{border:0;background:transparent;font:inherit;padding:.78em 0;width:100%;color:var(--ink);outline:none;font-size:16px}
.search:focus-within{border-color:var(--olive);box-shadow:var(--ring)}
.filters{display:flex;flex-direction:column;gap:14px}
.stage-tabs{display:inline-flex;gap:4px;background:var(--sage);border:1px solid var(--line);border-radius:16px;padding:5px;max-width:100%;overflow-x:auto;width:max-content}
.stage-tabs button{border:0;background:transparent;padding:.6em 1.2em;border-radius:12px;cursor:pointer;color:var(--muted);display:flex;gap:10px;align-items:center;white-space:nowrap}
.stage-tabs button small{font-size:.74rem;border:1px solid var(--line-2);border-radius:7px;padding:0 .45em;font-variant-numeric:tabular-nums}
.stage-tabs button[aria-selected="true"]{background:var(--paper);color:var(--olive-deep);box-shadow:var(--shadow-1)}
.chips{display:flex;flex-wrap:wrap;gap:8px}
.gh{display:flex;align-items:baseline;gap:12px;font-size:1.5rem}.gh small{font-family:var(--body);font-size:.84rem;color:var(--muted)}
.empty-big{text-align:center;padding:56px 16px;display:flex;flex-direction:column;align-items:center;gap:10px;border:1px dashed var(--line-2);border-radius:22px}
.empty-big b{font-family:var(--serif);font-weight:500;font-size:1.25rem;color:var(--olive-deep)}.empty-big p{color:var(--muted)}

/* صفحة التجربة */
.crumbs{display:flex;flex-wrap:wrap;gap:10px;color:var(--muted);font-size:.86rem}.crumbs a{color:var(--olive-dark);text-decoration:none}
.exp-hero{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.1fr);gap:46px;align-items:center}
.exp-cover{position:relative;border-radius:24px;overflow:hidden;aspect-ratio:16/11;max-width:100%;background:var(--sage);box-shadow:var(--shadow-2)}
.exp-cover>img,.exp-cover>svg,.exp-cover>.cover-row,.exp-cover>.cover-fish{width:100%;height:100%;object-fit:cover;display:block}
.exp-info{display:flex;flex-direction:column;gap:14px}
.exp-info h1{font-size:clamp(2rem,1.3rem + 2.2vw,3rem)}
.exp-info .q{font-family:var(--serif);font-size:1.22rem;color:var(--brick);line-height:1.7}
.facts{display:flex;flex-wrap:wrap;gap:22px;color:var(--muted);font-size:.88rem}.facts span{display:flex;gap:7px;align-items:center}.facts svg{width:18px;height:18px}
.exp-acts{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.exp-cols{display:grid;grid-template-columns:minmax(0,1.2fr) minmax(0,1fr);gap:28px}
.panel{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:26px;min-width:0}
.panel h2{margin-bottom:6px}
.flow{list-style:none;margin:18px 0 0;padding:0;display:flex;flex-direction:column}
.flow li{display:grid;grid-template-columns:44px 1fr;gap:2px 16px;position:relative;padding-bottom:22px}
.flow li:last-child{padding-bottom:0}
.flow li::after{content:"";position:absolute;inset-inline-start:21px;top:46px;bottom:4px;width:1px;background:var(--line-2)}
.flow li:last-child::after{display:none}
.flow .fi{grid-row:span 2;width:44px;height:44px;border-radius:50%;border:1px solid var(--line-2);background:var(--bg);color:var(--olive-dark);display:grid;place-items:center}
.flow .fi svg{width:20px;height:20px}
.flow b{font-family:var(--serif);font-weight:500;color:var(--olive-deep);padding-top:8px}.flow span{color:var(--muted);font-size:.92rem;line-height:1.9}
.tools{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}
.tool{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:.35em .85em;font-size:.88rem;color:var(--ink-2)}
.qs{margin:12px 0 0;padding-inline-start:20px;display:flex;flex-direction:column;gap:8px;color:var(--ink-2);line-height:1.9}
.mt{margin-top:26px}.sentlist{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.sentlist .cls{font-size:.86rem;padding:.25em .75em}

/* النوافذ */
.modal-back{position:fixed;inset:0;background:rgba(36,44,30,.42);backdrop-filter:blur(3px);z-index:100;display:grid;place-items:center;padding:16px;animation:fade .16s ease-out;overscroll-behavior:contain}
.modal{background:var(--paper);border-radius:24px;padding:28px;width:min(500px,100%);max-height:calc(100vh - 32px);overflow:auto;display:flex;flex-direction:column;gap:16px;box-shadow:0 30px 80px -20px rgba(36,44,30,.45);animation:pop .2s ease-out}
.modal h2{font-size:1.5rem}
.modal.wide{width:min(760px,100%)}
.mfoot{display:flex;justify-content:flex-end;gap:10px;margin-top:8px;flex-wrap:wrap}
@keyframes fade{from{opacity:0}}@keyframes pop{from{opacity:0;transform:translateY(8px) scale(.98)}}
.fld{display:flex;flex-direction:column;gap:7px;min-width:0}.fld>span{font-size:.9rem;color:var(--ink-2)}
.fld input,.fld select,.fld textarea{font:inherit;font-size:16px;border:1px solid var(--line-2);background:var(--bg);color:var(--ink);border-radius:12px;padding:.6em .85em;width:100%;resize:vertical}
.fld input:focus,.fld select:focus,.fld textarea:focus{outline:none;border-color:var(--olive);box-shadow:var(--ring);background:var(--paper)}
.row2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.pickcls{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:10px}
.pc{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;align-items:center;gap:0 10px;border:1px solid var(--line-2);border-radius:14px;padding:12px 14px;cursor:pointer;background:var(--bg)}
.pc:has(input:checked){border-color:var(--olive);background:var(--olive-soft)}
.pc input{grid-row:span 2;width:18px;height:18px;accent-color:var(--olive-dark)}.pc b{font-weight:500}.pc small{color:var(--muted);font-size:.8rem}
.sent-ok{text-align:center;display:flex;flex-direction:column;gap:14px;align-items:center}
.okmark{width:64px;height:64px;border-radius:50%;background:var(--ok-soft);color:var(--ok);display:grid;place-items:center}
.okmark svg{width:30px;height:30px}
.codes{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.codebox{border:1px dashed var(--olive);border-radius:16px;padding:12px 26px;display:flex;flex-direction:column;background:var(--bg)}
.codebox small{color:var(--muted)}.codebox b{font-family:var(--num);font-size:2rem;letter-spacing:.14em;color:var(--olive-dark);font-weight:500}
.sent-ok .mfoot{justify-content:center}
.dark-back{background:rgba(23,27,20,.94)}
.codeboard{display:flex;flex-direction:column;align-items:center;gap:18px;text-align:center;padding:26px 0}
.codeboard .huge{font-family:var(--num);font-weight:500;font-size:clamp(3.2rem,11vw,7rem);letter-spacing:.16em;color:var(--olive-dark);line-height:1}
.codeboard p{font-size:1.15rem;color:var(--ink-2)}
.pickexp{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px;max-height:62vh;overflow:auto}
.pe{border:1px solid var(--line);background:var(--bg);border-radius:14px;padding:0 0 10px;cursor:pointer;overflow:hidden;text-align:start;display:flex;flex-direction:column;gap:2px}
.pe:hover{border-color:var(--olive)}
.pe-c{aspect-ratio:16/10;display:block;background:var(--sage);overflow:hidden}.pe-c>*{width:100%;height:100%;object-fit:cover;display:block}
.pe b{font-family:var(--serif);font-weight:500;font-size:.9rem;padding:4px 10px 0;line-height:1.5;color:var(--olive-deep)}.pe small{color:var(--muted);font-size:.76rem;padding:0 10px}
.toast{position:fixed;bottom:calc(24px + env(safe-area-inset-bottom,0px));left:50%;transform:translate(-50%,16px);background:var(--olive-deep);color:var(--bg);padding:.75em 1.3em;border-radius:14px;z-index:200;opacity:0;transition:opacity .25s,transform .25s;max-width:calc(100% - 32px);text-align:center;box-shadow:var(--shadow-2)}
.toast.in{opacity:1;transform:translate(-50%,0)}

/* الفصول */
.cgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:22px}
.ccard{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:24px;display:flex;flex-direction:column;gap:4px;text-decoration:none;cursor:pointer;text-align:start;transition:box-shadow .2s}
.ccard:hover{box-shadow:var(--shadow-2)}
.cc-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.cc-short{font-family:var(--serif);font-size:2.6rem;font-weight:500;color:var(--olive-dark);line-height:1}
.ccard.h1 .cc-short{color:var(--brick)}.ccard.h2 .cc-short{color:var(--honey)}
.ccard b{font-family:var(--serif);font-weight:500;font-size:1.05rem;color:var(--olive-deep)}.ccard small{color:var(--muted)}
.cc-stats{display:flex;gap:16px;margin-top:14px;padding-top:14px;border-top:1px solid var(--line);font-size:.86rem;color:var(--muted);flex-wrap:wrap;align-items:center}
.cc-stats b{color:var(--ink);font-family:var(--body);font-size:1rem}
.code{font-family:var(--num);letter-spacing:.08em;margin-inline-start:auto;color:var(--olive-dark)}
.ccard.add{border-style:dashed;background:transparent;align-items:center;justify-content:center;min-height:200px;text-align:center;gap:8px}
.ccard.add svg{width:30px;height:30px;color:var(--olive)}
.ring{flex:none}
.class-head{display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:28px;align-items:center;padding-bottom:26px;border-bottom:1px solid var(--line)}
.class-head h1{font-size:clamp(2rem,1.3rem + 2vw,2.8rem)}
.ch-code{display:flex;flex-direction:column;align-items:center;gap:6px;padding:14px 22px;border:1px dashed var(--line-2);border-radius:18px;background:var(--paper)}
.ch-code small{color:var(--muted);font-size:.78rem}.ch-code b{font-family:var(--num);font-weight:500;font-size:1.7rem;letter-spacing:.12em;color:var(--olive-dark);line-height:1.2}
.tabs{display:flex;gap:6px;border-bottom:1px solid var(--line);margin-top:-18px}
.tabs button{border:0;background:none;padding:.8em 1.2em;color:var(--muted);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-1px}
.tabs button[aria-selected="true"]{color:var(--olive-deep);border-color:var(--brick)}
.assign{display:flex;flex-direction:column;gap:18px;padding:22px}
.as-head{display:grid;grid-template-columns:112px minmax(0,1fr) auto auto;gap:18px;align-items:center}
.as-t b{font-family:var(--serif);font-weight:500;font-size:1.15rem;display:block;color:var(--olive-deep)}.as-t small{color:var(--muted)}
.as-sum{display:flex;gap:18px;font-size:.84rem;color:var(--muted)}.as-sum b{color:var(--ink);font-family:var(--serif);font-weight:500;font-size:1.15rem;margin-inline-end:3px}
.as-acts{display:flex;gap:4px}
.sgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px}
.scell{display:grid;grid-template-columns:34px minmax(0,1fr);grid-template-rows:auto auto;gap:0 10px;align-items:center;padding:10px 12px;border-radius:14px;background:var(--bg);border:1px solid var(--line);text-decoration:none}
.scell .ini{width:34px;height:34px;grid-row:span 2;font-size:.9rem}
.scell .sn{font-size:.9rem;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
a.scell:hover{border-color:var(--olive)}
.scell.submitted{background:var(--honey-soft);border-color:transparent}.scell.reviewed{background:var(--ok-soft);border-color:transparent}
.st{font-size:.76rem;color:var(--muted)}.st-go{color:var(--honey)}.st-sub{color:var(--brick)}.st-ok{color:var(--ok)}
.addst{display:flex;gap:10px;margin-bottom:16px}.addst input{flex:1;font:inherit;font-size:16px;border:1px solid var(--line-2);border-radius:12px;padding:.6em .85em;background:var(--bg);color:var(--ink);min-width:0}
.stlist{display:grid;grid-template-columns:repeat(auto-fill,minmax(270px,1fr));gap:4px}
.strow{display:grid;grid-template-columns:40px 1fr auto auto;gap:12px;align-items:center;padding:8px 10px;border-radius:12px}.strow:hover{background:var(--sand)}

/* المراجعة */
.rev-head{display:flex;align-items:center;gap:18px;flex-wrap:wrap}.rev-head>div{flex:1;min-width:0}
.rev-head h1{font-size:clamp(1.8rem,1.2rem + 2vw,2.6rem)}
.rev-cols{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(0,1fr);gap:28px;align-items:start}
.rev-cols>div{display:flex;flex-direction:column;gap:20px;min-width:0}
.rep h2{margin-bottom:12px;font-size:1.2rem}.rp{padding:10px 0;border-bottom:1px solid var(--line)}.rp:last-child{border:0}.rp i{font-style:normal;color:var(--olive-dark)}
.rp-grid{display:flex;flex-wrap:wrap;gap:6px 18px;margin-top:6px;font-size:.92rem}
.ra{padding:12px 0;border-bottom:1px solid var(--line)}.ra:last-child{border:0}.ra b{font-weight:500}.ra p{margin-top:8px;background:var(--bg);border-radius:12px;padding:10px 14px;line-height:1.9}
.sk{max-width:200px;border-radius:10px;border:1px solid var(--line);background:#fff}
.grade{position:sticky;top:92px;display:flex;flex-direction:column;gap:16px}
.score{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}
.sc{height:42px;border-radius:11px;border:1px solid var(--line-2);background:var(--bg);cursor:pointer;font-variant-numeric:tabular-nums}
.sc:hover{border-color:var(--olive)}.sc.on{background:var(--olive-dark);color:var(--on-olive);border-color:var(--olive-dark)}
.fbq{display:flex;flex-wrap:wrap;gap:6px}.fbq .chip{font-size:.8rem}

/* الجداول */
.tbl-wrap{overflow-x:auto;max-width:100%;border:1px solid var(--line);border-radius:14px}
.tbl{border-collapse:collapse;width:100%;font-size:.88rem;font-variant-numeric:tabular-nums;background:var(--paper)}
.tbl caption{text-align:start;font-size:.84rem;color:var(--muted);padding:10px 12px 6px;caption-side:top}
.tbl th,.tbl td{border-bottom:1px solid var(--line);padding:.6em .8em;text-align:start;vertical-align:top}
.tbl td{unicode-bidi:plaintext}.tbl tr:last-child td{border-bottom:0}
.tbl th{background:var(--sand);font-weight:500;color:var(--ink-2);white-space:nowrap}

/* الطالب */
.join{min-height:100vh;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.join-art{position:relative;overflow:hidden;background:var(--sage)}
.join-art img{width:100%;height:100%;object-fit:cover;display:block}
.join-side{display:flex;align-items:center;justify-content:center;padding:40px max(24px,env(safe-area-inset-right,0px)) 40px max(24px,env(safe-area-inset-left,0px))}
.join-card{width:min(460px,100%);display:flex;flex-direction:column;gap:18px}
.join-card h1{font-size:clamp(2.1rem,1.4rem + 2vw,3rem)}
.codein{font-family:var(--num)!important;font-size:2rem!important;letter-spacing:.24em;text-align:center;text-transform:uppercase;padding:.5em!important}
.names{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:8px;max-height:320px;overflow:auto}
.nm{border:1px solid var(--line-2);background:var(--paper);border-radius:12px;padding:.65em;cursor:pointer;font-size:.92rem}.nm:hover{border-color:var(--olive);background:var(--olive-soft)}
.st-hero h1{font-size:clamp(2rem,1.3rem + 2.4vw,3.1rem)}
.tgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:26px}
.tcard{background:var(--paper);border:1px solid var(--line);border-radius:22px;overflow:hidden;display:flex;flex-direction:column}
.tcard .xbody{gap:10px}.tcard .btn{margin-top:auto}
.fbk{background:var(--ok-soft);border-radius:12px;padding:10px 12px;font-size:.9rem}

/* مشغّل التجربة */
.in-player .frame{display:block}.in-player .rail{display:none}
.player{min-height:100vh;display:flex;flex-direction:column;background:var(--bg)}
.p-head{position:sticky;top:env(safe-area-inset-top,0px);z-index:30;background:color-mix(in srgb,var(--bg) 92%,transparent);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.p-top{display:grid;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:16px;height:74px;padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:24px}
.p-back{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;text-decoration:none;color:var(--olive-dark)}
.p-back:hover{background:var(--sage)}.p-back svg{width:22px;height:22px}
.p-title{min-width:0}.p-title small{color:var(--muted);font-size:.78rem;display:block}.p-title b{font-family:var(--serif);font-weight:500;font-size:1.3rem;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--olive-deep);line-height:1.4}
.p-tools{display:flex;gap:10px;align-items:center}
.p-steps{list-style:none;margin:0;padding:12px 24px;display:flex;justify-content:center;align-items:center;gap:10px;border-top:1px solid var(--line);background:var(--sand)}
.p-steps li{display:flex;align-items:center;gap:10px}
.p-steps li+li::before{content:"";width:34px;height:1px;background:var(--line-2)}
.p-steps button{border:0;background:transparent;border-radius:999px;padding:.3em .8em .3em .5em;font-size:.9rem;color:var(--muted);cursor:pointer;display:flex;align-items:center;gap:9px;white-space:nowrap}
.p-steps button span{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--paper);border:1px solid var(--line-2)}
.p-steps button span svg{width:16px;height:16px}
.p-steps .on button{color:var(--olive-deep)}.p-steps .on button span{background:var(--olive-dark);border-color:var(--olive-dark);color:var(--on-olive)}
.p-steps .done button span{background:var(--olive-soft);color:var(--olive-dark);border-color:transparent}
.p-steps button:disabled{cursor:not-allowed;opacity:.5}
.p-body{flex:1;width:100%;max-width:1440px;margin:0 auto;padding-block:26px 48px;padding-left:max(24px,env(safe-area-inset-left,0px));padding-right:24px}
.intro{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(0,1fr);gap:0;background:var(--paper);border:1px solid var(--line);border-radius:26px;overflow:hidden;box-shadow:var(--shadow-1)}
.intro-cover{position:relative;min-height:520px;background:var(--sage)}
.intro-cover>img,.intro-cover>svg,.intro-cover>.cover-row,.intro-cover>.cover-fish{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.intro-q{position:absolute;inset-inline-end:22px;top:22px;max-width:70%;background:color-mix(in srgb,var(--paper) 92%,transparent);backdrop-filter:blur(6px);padding:10px 16px;border-radius:14px;border:1px solid var(--line)}
.intro-q small{display:block;color:var(--muted);font-size:.78rem}.intro-q b{font-family:var(--serif);font-weight:500;color:var(--olive-deep)}
.intro-txt{padding:36px 36px 30px;display:flex;flex-direction:column;gap:16px}
.intro-txt h2{font-size:clamp(1.9rem,1.3rem + 1.8vw,2.7rem);line-height:1.5;white-space:pre-line}
.isteps{list-style:none;margin:6px 0 0;padding:0;display:flex;flex-direction:column}
.isteps li{display:flex;align-items:center;gap:14px;position:relative;padding:8px 0}
.isteps li+li::before{content:"";position:absolute;inset-inline-start:21px;top:-10px;height:18px;width:1px;background:var(--line-2)}
.isteps .fi{width:44px;height:44px;border-radius:50%;border:1px solid var(--line-2);display:grid;place-items:center;color:var(--olive-dark);background:var(--bg);flex:none}
.isteps .fi svg{width:19px;height:19px}.isteps span{color:var(--ink-2);font-size:.94rem}
.note{background:var(--honey-soft);border-radius:14px;padding:12px 16px}
.safety{font-size:.82rem;color:var(--muted);line-height:1.9}
.intro-acts{display:flex;gap:10px;flex-wrap:wrap;margin-top:auto;padding-top:12px}
.intro-acts .btn.primary{flex:1}
.intro-sign{display:flex;justify-content:space-between;align-items:baseline;border-top:1px solid var(--line);padding-top:14px;color:var(--muted);font-size:.8rem}
.intro-sign b{font-family:var(--serif);font-weight:600;font-size:1.4rem;color:var(--olive-dark)}
.predict{max-width:940px;margin:0 auto;display:flex;flex-direction:column;gap:20px}
.predict h2{font-size:clamp(1.9rem,1.3rem + 1.8vw,2.6rem)}
.pq{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:24px;display:flex;flex-direction:column;gap:16px}
.pq h3{font-size:1.15rem}
.pgrid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px}
.pcell{background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:14px;display:flex;flex-direction:column;gap:10px}
.pcell b{font-family:var(--serif);font-weight:500;color:var(--olive-deep)}
.opts{display:flex;flex-wrap:wrap;gap:8px}
.opt{border:1px solid var(--line-2);background:var(--paper);border-radius:12px;padding:.5em 1.05em;cursor:pointer;min-height:44px;touch-action:manipulation}
.opt:hover{border-color:var(--olive)}
.opt.on{background:var(--olive-dark);color:var(--on-olive);border-color:var(--olive-dark)}
.opt.unsure{border-style:dashed;color:var(--muted)}.opt.unsure.on{background:var(--muted);border-color:var(--muted);color:var(--paper)}
.pfoot{display:flex;justify-content:flex-end}
.labgrid{display:grid;grid-template-columns:minmax(0,1fr) 370px;gap:22px;align-items:start}
.stage{position:relative;background:linear-gradient(180deg,var(--stage-a),var(--stage-b));border:1px solid var(--line-2);border-radius:26px;padding:22px;min-width:0;box-shadow:inset 0 1px 0 color-mix(in srgb,var(--paper) 70%,transparent)}
.notebook{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:20px;display:flex;flex-direction:column;gap:14px;position:sticky;top:150px;max-height:calc(100vh - 170px);overflow:auto}
.nb-head{display:flex;justify-content:space-between;align-items:baseline}.nb-head h3{font-size:1.2rem}.nb-prog{font-size:.8rem;color:var(--muted);font-variant-numeric:tabular-nums}
.nb-tabs{display:flex;flex-wrap:wrap;gap:6px}
.nb-tabs button{border:1px solid var(--line-2);background:var(--paper);border-radius:10px;padding:.3em .8em;font-size:.84rem;cursor:pointer;display:flex;align-items:center;gap:7px}
.nb-tabs button i{width:7px;height:7px;border-radius:50%;background:var(--line-2)}.nb-tabs button.done i{background:var(--ok)}
.nb-tabs button.on{border-color:var(--olive);background:var(--olive-soft);color:var(--olive-deep)}
.nb-sample{font-family:var(--serif);font-weight:500;color:var(--olive-deep)}.nb-sample small{display:block;font-family:var(--body);color:var(--muted);font-size:.82rem}
.locked{background:var(--bg);border:1px dashed var(--line-2);border-radius:14px;padding:12px 14px;font-size:.88rem;color:var(--muted);display:flex;gap:10px;align-items:flex-start}
.locked svg{width:18px;height:18px;flex:none;margin-top:3px}
.nb-fields{border:0;padding:0;margin:0;display:flex;flex-direction:column;gap:14px;min-width:0}.nb-fields:disabled{opacity:.5}
.multi{display:flex;flex-wrap:wrap;gap:6px}.multi .chip{font-size:.8rem;padding:.28em .75em;min-height:36px}
.sketch canvas{width:100%;height:auto;border:1px solid var(--line-2);border-radius:12px;background:#fff;touch-action:none;cursor:crosshair}
.conclude{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:28px;align-items:start}
.cl-main{display:flex;flex-direction:column;gap:18px}.cl-main h2{font-size:clamp(1.9rem,1.3rem + 1.8vw,2.6rem)}
.fld.big>span{font-family:var(--serif);font-size:1.05rem;color:var(--olive-deep)}
.cl-side{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:22px;display:flex;flex-direction:column;gap:12px;position:sticky;top:150px;min-width:0}
.cl-acts{display:flex;gap:10px}
.graded{display:flex;gap:16px;align-items:center;background:var(--ok-soft);border-radius:16px;padding:14px 18px}.graded b{font-family:var(--serif);font-weight:500;font-size:2rem;color:var(--ok)}

/* عناصر المحاكاة المشتركة */
.ctl{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.ctl-l{font-size:.86rem;color:var(--muted);min-width:58px}
.seg{display:inline-flex;flex-wrap:wrap;gap:3px;background:color-mix(in srgb,var(--paper) 70%,transparent);border:1px solid var(--line-2);border-radius:13px;padding:4px}
.seg button{border:0;background:transparent;border-radius:10px;padding:.42em .9em;font-size:.88rem;cursor:pointer;color:var(--muted)}
.seg button.on{background:var(--paper);color:var(--olive-deep);box-shadow:var(--shadow-1)}
.seg button.done::after{content:"✓";color:var(--ok);margin-inline-start:6px;font-size:.8rem}
.seg button.used::after{content:" ✓";color:var(--ok)}
.seg button:disabled{opacity:.45;cursor:not-allowed}
input[type=range]{accent-color:var(--olive-dark);width:220px;max-width:100%;height:30px}
.status-line{padding:11px 16px;border-radius:14px;background:color-mix(in srgb,var(--paper) 80%,transparent);border:1px solid var(--line);font-size:.93rem;color:var(--ink-2)}
.status-line.ok{background:var(--ok-soft);color:var(--ok);border-color:transparent}
.board .status-line{font-size:1.15rem}

/* المجهر */
.scope{display:grid;grid-template-columns:170px minmax(0,1fr);gap:20px}
.tray{display:flex;flex-direction:column;gap:10px}
.slide{display:grid;grid-template-columns:54px 1fr;align-items:center;gap:10px;border:1px solid var(--line-2);background:var(--paper);border-radius:14px;padding:6px;cursor:pointer;text-align:start;position:relative}
.slide:hover{border-color:var(--olive)}
.slide-art{width:54px;height:54px;border-radius:50%;overflow:hidden;display:block;border:3px solid var(--sage-2)}.slide-art svg{display:block}
.slide-name{font-size:.82rem;line-height:1.4}
.slide.on{border-color:var(--olive-dark);box-shadow:0 0 0 1px var(--olive-dark)}.slide .tick{position:absolute;top:5px;inset-inline-end:8px;font-style:normal;color:var(--ok);font-size:.8rem}
.slide.done .tick::after{content:"✓"}
.scope-main{display:flex;flex-direction:column;gap:16px;align-items:center;min-width:0}
.eyepiece{position:relative;width:min(400px,100%);aspect-ratio:1;border-radius:50%;background:radial-gradient(circle at 35% 30%,#4c5a44,#1f271b 70%);padding:16px;box-shadow:0 24px 40px -18px rgba(30,40,24,.6),inset 0 0 0 7px #2a3424}
.view{width:100%;height:100%;border-radius:50%;overflow:hidden;position:relative;background:#f6f1e4;box-shadow:inset 0 0 44px 16px rgba(0,0,0,.5)}
.view .art{width:100%;height:100%;transition:transform .35s,filter .12s;transform-origin:center}.view .art svg{width:100%;height:100%;display:block}
.view .empty{position:absolute;inset:0;display:grid;place-items:center;color:#b9c0aa;background:#232b1f;text-align:center;padding:24px;font-size:.92rem}
.lens-tag{position:absolute;bottom:-6px;left:50%;transform:translateX(-50%);background:var(--paper);color:var(--olive-deep);border:1px solid var(--line-2);font-size:.76rem;padding:.15em .8em;border-radius:8px;direction:rtl;white-space:nowrap}
.lens-tag:empty{display:none}
.scope-ctl{display:flex;flex-direction:column;gap:10px;width:100%;max-width:500px;background:color-mix(in srgb,var(--paper) 60%,transparent);border:1px solid var(--line-2);border-radius:18px;padding:14px 16px}
.chip-btn.oil{align-self:flex-start}

/* المتابعة الزمنية */
.tl{display:flex;flex-direction:column;gap:16px}
.tl-setup{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.mini-sel{display:flex;align-items:center;gap:8px;font-size:.86rem;background:var(--paper);border:1px solid var(--line-2);border-radius:12px;padding:4px 4px 4px 12px}
.mini-sel select{font:inherit;font-size:.85rem;border:1px solid var(--line);border-radius:9px;padding:.25em .4em;background:var(--bg);color:var(--ink)}
.tl-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:14px}
.vessel{margin:0;background:color-mix(in srgb,var(--paper) 75%,transparent);border:1px solid var(--line-2);border-radius:18px;padding:12px;display:flex;flex-direction:column;align-items:center;gap:6px}
.v-art{width:100%;max-width:180px}.v-art svg{width:100%;height:auto;display:block}
.vessel figcaption{text-align:center;font-size:.84rem}.vessel figcaption b{display:block;font-weight:500;color:var(--olive-deep)}.v-val{color:var(--muted);font-size:.8rem;font-variant-numeric:tabular-nums}
.tl-bar{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.clock{flex:1;min-width:180px}.clock-t{font-family:var(--serif);font-weight:500;color:var(--olive-deep)}.meter{height:6px;background:var(--sage-2);border-radius:9px;overflow:hidden;margin-top:6px}.meter i{display:block;height:100%;background:var(--olive);transition:width .3s}
.tl-data{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:16px}
.tl-chart{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:12px}
.chart{width:100%;height:auto;display:block}
.legend{display:flex;flex-wrap:wrap;gap:12px;font-size:.8rem;color:var(--muted)}.legend i{display:inline-block;width:10px;height:10px;border-radius:3px;margin-inline-end:6px}

/* خصائص الحياة */
.life{display:grid;grid-template-columns:180px minmax(0,1fr);gap:20px}
.life-pick{display:flex;flex-direction:column;gap:10px}
.life-card{border:1px solid var(--line-2);border-radius:16px;overflow:hidden;padding:0;background:#fff;cursor:pointer;position:relative;display:flex;flex-direction:column}
.life-card img{width:100%;aspect-ratio:1.4;object-fit:cover;display:block}.life-card span{font-size:.82rem;padding:6px 10px;background:var(--paper);text-align:start}
.life-card.on{border-color:var(--olive-dark);box-shadow:0 0 0 1px var(--olive-dark)}
.life-card .tick{position:absolute;top:8px;inset-inline-end:8px;font-style:normal;color:var(--ok);background:var(--paper);border-radius:50%;width:24px;height:24px;display:none;place-items:center;font-size:.8rem}.life-card.done .tick{display:grid}.life-card.done .tick::after{content:"✓"}
.life-stage{display:flex;flex-direction:column;gap:14px;min-width:0}
.life-photo{background:#fff;border-radius:20px;overflow:hidden;aspect-ratio:1.35;max-width:100%;display:grid;place-items:center;border:1px solid var(--line-2)}
.life-photo img{width:100%;height:100%;object-fit:contain;animation:fade .3s}
.life-text{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:12px 16px;line-height:1.9}

/* الأسماك */
.fishlab{display:grid;grid-template-columns:minmax(0,1fr) 230px;gap:18px}
.tank{position:relative;aspect-ratio:16/9;max-width:100%;border-radius:20px;overflow:hidden;background-size:cover;background-position:center;touch-action:none;box-shadow:0 20px 40px -20px rgba(20,40,40,.5)}
.fish{position:absolute;width:22%;translate:-50% -50%;pointer-events:none;filter:drop-shadow(0 4px 4px rgba(0,0,0,.25))}
.flakes i{position:absolute;width:7px;height:5px;border-radius:2px;background:#c66a2c;translate:-50% -50%;box-shadow:0 0 0 1px rgba(90,40,10,.3)}
.drop-hint{position:absolute;inset:12px;border:2px dashed rgba(255,255,255,.85);border-radius:14px;display:none;place-items:center;color:#fff;font-size:1.1rem;text-shadow:0 1px 4px rgba(0,0,0,.5)}
.tank.over .drop-hint{display:grid}
.fish-side{display:flex;flex-direction:column;gap:12px}
.food-jar{border:1px solid var(--line-2);background:var(--paper);border-radius:16px;padding:14px;cursor:grab;display:flex;flex-direction:column;align-items:center;gap:4px;touch-action:none}
.food-jar b{font-weight:500}.food-jar small{color:var(--muted);font-size:.76rem}
.jar,.drag-ghost{width:46px;height:56px;border-radius:8px 8px 12px 12px;background:linear-gradient(#b8642c 0 30%,#f2e6d0 30%);border:2px solid #7e5228;display:block}
.drag-ghost{position:fixed;z-index:300;pointer-events:none;translate:-50% -50%;rotate:-25deg}
.mini-steps{margin:0;padding-inline-start:20px;display:flex;flex-direction:column;gap:6px;font-size:.88rem;color:var(--ink-2)}
.mini-steps li.done{color:var(--ok)}

/* البلاناريا والدم */
.plan,.circ{display:flex;flex-direction:column;gap:16px}
.dish{position:relative}.dish-svg,.circ-svg,.cir-svg,.osm-svg,.den-svg{width:100%;height:auto;display:block}
.view-tag{position:absolute;top:12px;inset-inline-start:12px;background:var(--paper);border:1px solid var(--line-2);color:var(--olive-deep);font-size:.78rem;padding:.15em .7em;border-radius:8px}
.plan-ctl,.circ-ctl{display:flex;flex-wrap:wrap;gap:10px;align-items:center}.plan-ctl .status-line,.circ-ctl .status-line{flex-basis:100%}
.timer{display:flex;align-items:baseline;gap:6px;background:var(--paper);border:1px solid var(--line-2);border-radius:12px;padding:.3em 1em}.timer span{font-family:var(--serif);font-size:1.5rem;font-variant-numeric:tabular-nums;color:var(--olive-deep)}.timer small{color:var(--muted)}
.btn.tap{min-width:150px;font-size:1.05rem}.btn.tap b{background:var(--olive-dark);color:var(--on-olive);border-radius:8px;padding:0 .55em;font-variant-numeric:tabular-nums;font-weight:500}

/* المتاهة */
.maze{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:22px}
.maze-board{align-self:start;position:relative;max-width:440px;width:100%;justify-self:center;padding:14px;background:var(--paper);border-radius:20px;box-shadow:0 14px 0 -6px var(--board-edge),0 20px 30px -10px rgba(40,50,30,.35)}
.maze-board canvas{width:100%;height:auto;display:block;border-radius:10px}
.maze-over{position:absolute;inset:14px;display:grid;place-items:center;background:color-mix(in srgb,var(--olive-deep) 55%,transparent);color:#fff;font-size:1.1rem;border-radius:10px;text-align:center;padding:16px}
.maze-side{display:flex;flex-direction:column;gap:14px;min-width:0}
.run-card{background:var(--paper);border:1px solid var(--line-2);border-radius:18px;padding:14px 16px;display:flex;flex-direction:column;gap:6px}.run-card b{font-family:var(--serif);font-weight:500;color:var(--olive-deep)}.run-cond{color:var(--muted);font-size:.88rem}
.run-stats{display:flex;gap:18px;font-size:.9rem}.run-stats b{font-size:1.25rem;font-variant-numeric:tabular-nums}
.pad{display:grid;grid-template-columns:repeat(3,54px);grid-template-rows:repeat(2,54px);gap:6px;direction:ltr;justify-content:center}
.pad button{border:1px solid var(--line-2);background:var(--paper);border-radius:13px;font-size:1.1rem;cursor:pointer;color:var(--olive-dark);touch-action:manipulation}
.pad button:hover{border-color:var(--olive)}
.pad button:nth-child(1){grid-column:2;grid-row:1}.pad button:nth-child(2){grid-column:3;grid-row:2}.pad button:nth-child(3){grid-column:2;grid-row:2}.pad button:nth-child(4){grid-column:1;grid-row:2}
.factor{display:flex;flex-direction:column;gap:8px}

/* الأسموزية والدائرة والكثافة */
.osm,.circuit,.dens{display:flex;flex-direction:column;gap:16px}
.osm-ctl,.cir-ctl,.den-ctl{display:flex;flex-direction:column;gap:12px}
.osm-acts{display:flex;flex-wrap:wrap;gap:8px}

/* وضع السبورة */
.board{font-size:18px}.board .p-body{max-width:none}.board .labgrid{grid-template-columns:minmax(0,1fr) 360px}

@media (max-width:1100px){
 .hero,.today,.exp-hero,.exp-cols,.intro,.conclude,.rev-cols,.lib-hero{grid-template-columns:1fr}
 .labgrid,.board .labgrid{grid-template-columns:1fr}.notebook,.cl-side,.grade{position:static;max-height:none}
 .intro-cover{min-height:320px}
 .class-head{grid-template-columns:1fr}.ch-code{align-items:flex-start}
 .maze{grid-template-columns:1fr}.tabs-top{display:none}
 .join{grid-template-columns:1fr}.join-art{height:240px}
}
@media (max-width:720px){
 body{font-size:15.5px}
 .frame{grid-template-columns:1fr}.main{grid-column:1}
 .rail{position:fixed;inset:auto 0 0 0;top:auto;height:auto;flex-direction:row;justify-content:space-around;padding:6px max(8px,env(safe-area-inset-right,0px)) calc(6px + env(safe-area-inset-bottom,0px)) max(8px,env(safe-area-inset-left,0px));border-inline-end:0;border-top:1px solid var(--line);z-index:50;grid-column:1}
 .rail .rail-logo,.rail .rail-foot{display:none}.rail a{width:auto;padding:6px 18px}.rail a.on::after{display:none}
 .topin{height:62px;padding-inline:16px;gap:12px}.who-name{display:none}.brand b{font-size:1.6rem}.brand small{display:none}
 .page{padding-inline:16px;padding-bottom:110px;gap:34px}.foot{padding-bottom:90px;padding-inline:16px}
 .lrow{grid-template-columns:76px minmax(0,1fr);gap:14px;padding:14px}.lthumb{width:76px;height:56px}.lprog{grid-column:1/-1}
 .as-head{grid-template-columns:76px minmax(0,1fr)}.as-head .lthumb{width:76px;height:56px}.as-sum,.as-acts{grid-column:1/-1}
 .scope,.life,.fishlab{grid-template-columns:1fr}
 .tray,.life-pick{flex-direction:row;overflow-x:auto;padding-bottom:4px}.slide{min-width:160px}.life-card{min-width:130px}
 .tl-data,.row2{grid-template-columns:1fr}
 .p-top{padding-inline:12px;height:64px;gap:8px}.theme-btn span{display:none}.theme-btn{padding-inline:.6em}.p-tools .badge{display:none}
 .p-steps{justify-content:flex-start;overflow-x:auto;padding-inline:12px}.p-steps li+li::before{width:14px}.p-steps button{font-size:.82rem}
 .p-body{padding-inline:12px}.stage{padding:14px;border-radius:20px}
 .intro-txt{padding:24px 20px}
 .score{grid-template-columns:repeat(6,1fr)}
}
@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}

/* صفحة الهبوط */
.land{max-width:1320px;margin:0 auto;padding-left:max(28px,env(safe-area-inset-left,0px));padding-right:max(28px,env(safe-area-inset-right,0px));display:flex;flex-direction:column;gap:72px}
.land-top{display:flex;align-items:center;gap:24px;height:84px;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:40;background:color-mix(in srgb,var(--bg) 90%,transparent);backdrop-filter:blur(10px);margin-inline:-28px;padding-inline:28px}
.land-nav{display:flex;gap:6px;margin-inline-start:24px}.land-nav a{color:var(--muted);text-decoration:none;padding:.5em .9em;border-radius:10px}.land-nav a:hover{color:var(--olive-deep);background:var(--sage)}
.land-acts{display:flex;gap:8px;align-items:center;margin-inline-start:auto}
.land-hero{display:grid;grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr);gap:48px;align-items:center;padding-top:8px}
.land-hero h1{font-size:clamp(2.4rem,1.4rem + 3.4vw,4rem);line-height:1.38;margin:14px 0 18px}
.land-hero h1 em{font-style:normal;color:var(--brick);display:block}
.land-photo{border-radius:26px;overflow:hidden;aspect-ratio:4/3.4;background:var(--sage);box-shadow:var(--shadow-2)}
.land-photo img{width:100%;height:100%;object-fit:cover;display:block}
.steps3{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:0;border-top:1px solid var(--line-2)}
.steps3 li{padding:26px 26px 0 0;display:flex;flex-direction:column;gap:8px;border-inline-start:1px solid var(--line)}
.steps3 li:first-child{border-inline-start:0;padding-inline-start:0}
.steps3 li{padding-inline:26px}
.s-n{font-family:var(--serif);font-size:3rem;line-height:1;color:var(--brick)}
.steps3 b{font-family:var(--serif);font-weight:500;font-size:1.3rem;color:var(--olive-deep)}.steps3 p{color:var(--muted);line-height:1.9}
.strip{display:grid;grid-template-columns:repeat(6,minmax(0,1fr));gap:16px}
.strip figure{margin:0;display:flex;flex-direction:column;gap:10px}
.strip figure>div{aspect-ratio:3/4;border-radius:18px;overflow:hidden;background:var(--sage)}
.strip figure>div>*{width:100%;height:100%;object-fit:cover;display:block}
.strip figcaption b{display:block;font-family:var(--serif);font-weight:500;color:var(--olive-deep);line-height:1.5}.strip figcaption small{color:var(--muted);font-size:.8rem}
.land-roles{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:22px}
.land-roles article{background:var(--paper);border:1px solid var(--line);border-radius:22px;padding:26px;display:flex;flex-direction:column;gap:10px}
.land-roles h3{font-size:1.35rem}.land-roles p{color:var(--muted);line-height:1.9;flex:1}
.land .foot{margin-inline:-28px}

/* الدخول */
.login-tabs{align-self:stretch;display:grid;grid-template-columns:repeat(3,1fr)}
.login-tabs a{text-align:center;text-decoration:none;border-radius:10px;padding:.5em .6em;color:var(--muted);font-size:.92rem}
.login-tabs a.on{background:var(--paper);color:var(--olive-deep);box-shadow:var(--shadow-1)}
.g-btn{background:var(--paper)}
.or{display:flex;align-items:center;gap:12px;color:var(--muted);font-size:.84rem}.or::before,.or::after{content:"";flex:1;height:1px;background:var(--line-2)}
.pw{display:flex;flex-direction:column;gap:14px}

/* لوحة المدير */
.ad-h{font-size:clamp(2rem,1.3rem + 2.2vw,2.9rem);margin-top:10px}
.kpis{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));border:1px solid var(--line);border-radius:20px;background:var(--paper);overflow:hidden}
.kpi{padding:22px 24px;text-decoration:none;border-inline-start:1px solid var(--line);display:flex;flex-direction:column;gap:2px}
.kpi:first-child{border-inline-start:0}.kpi:hover{background:var(--sand)}
.kpi b{font-family:var(--serif);font-weight:500;font-size:2.4rem;line-height:1.2;color:var(--olive-deep);font-variant-numeric:tabular-nums}.kpi span{color:var(--muted);font-size:.88rem}
.ad-line{display:flex;gap:10px;align-items:baseline;padding:8px 0;border-bottom:1px solid var(--line);color:var(--muted)}.ad-line b{font-family:var(--serif);font-weight:500;font-size:1.3rem;color:var(--ink);min-width:2ch}
.ad-tbl td,.ad-tbl th{padding:.85em 1em;vertical-align:middle}
.ad-list{background:var(--paper);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.ad-row{display:grid;grid-template-columns:112px minmax(0,1fr) auto auto;gap:18px;align-items:center;padding:14px 20px;border-bottom:1px solid var(--line)}
.ad-row:last-child{border-bottom:0}.ad-row.off .lthumb,.ad-row.off .linfo{opacity:.5}
.ad-row .linfo small .cls{margin-inline-start:4px}
.sw{display:inline-flex;align-items:center;gap:10px;cursor:pointer;font-size:.86rem;color:var(--muted);min-width:96px}
.sw input{appearance:none;width:42px;height:24px;border-radius:99px;background:var(--line-2);position:relative;cursor:pointer;margin:0;transition:background-color .15s}
.sw input::after{content:"";position:absolute;top:3px;inset-inline-start:3px;width:18px;height:18px;border-radius:50%;background:var(--paper);box-shadow:0 1px 2px rgba(0,0,0,.2);transition:inset-inline-start .15s}
.sw input:checked{background:var(--olive-dark)}.sw input:checked::after{inset-inline-start:21px}
.sw input:focus-visible{box-shadow:var(--ring)}

@media (max-width:1100px){.land-hero{grid-template-columns:1fr}.strip{grid-template-columns:repeat(3,minmax(0,1fr))}.land-roles{grid-template-columns:1fr}.kpis{grid-template-columns:repeat(3,minmax(0,1fr))}.kpi:nth-child(4){border-inline-start:0}.kpi:nth-child(n+4){border-top:1px solid var(--line)}}
@media (max-width:720px){
 .land{padding-inline:16px;gap:48px}.land-top{margin-inline:-16px;padding-inline:16px;height:64px;gap:10px}.land-nav,.land-acts a.btn.quiet{display:none}.land-acts .btn.primary{font-size:.86rem;padding:.45em .9em}
 .steps3{grid-template-columns:1fr}.steps3 li{border-inline-start:0;border-bottom:1px solid var(--line);padding:20px 0}
 .strip{grid-template-columns:repeat(2,minmax(0,1fr))}.land .foot{margin-inline:-16px;padding-bottom:20px}
 .kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.kpi{border-inline-start:0;border-top:1px solid var(--line)}.kpi:nth-child(-n+2){border-top:0}.kpi:nth-child(even){border-inline-start:1px solid var(--line)}
 .ad-row{grid-template-columns:76px minmax(0,1fr);gap:12px}.ad-row .lthumb{width:76px;height:56px}.ad-row .sw{grid-column:1/-1}.ad-row .btn{grid-column:1/-1}
}

/* الرمز الشخصي وبطاقات الدخول */
.pin{display:flex;gap:10px;justify-content:center}
.pin input{width:58px;height:66px;text-align:center;font-family:var(--num);font-size:1.8rem;border:1px solid var(--line-2);border-radius:14px;background:var(--paper);color:var(--ink)}
.pin input:focus{outline:none;border-color:var(--olive);box-shadow:var(--ring)}
.pin.shake{animation:shake .35s}
@keyframes shake{25%{transform:translateX(-8px)}50%{transform:translateX(8px)}75%{transform:translateX(-4px)}}
.pinv{font-family:var(--num);letter-spacing:.12em;color:var(--olive-dark)}
.strow{grid-template-columns:40px minmax(0,1fr) auto auto}
.st-acts{display:flex;gap:6px;align-items:center}
.stlist{grid-template-columns:repeat(auto-fill,minmax(420px,1fr))}
.st-top{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-bottom:16px;flex-wrap:wrap}
.cb-row{display:flex;align-items:center;justify-content:center;gap:40px;flex-wrap:wrap}
.qr svg{display:block;width:100%;height:auto}.qr{background:#fff;border-radius:12px;padding:6px}
.qr-big{width:260px}
.rcodes{display:grid;grid-template-columns:1fr 1fr;gap:8px}.rcodes code{font-family:var(--num);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:.5em;text-align:center;letter-spacing:.08em}
.print-sheet{position:fixed;inset:0;z-index:300;background:var(--bg);overflow:auto;padding:24px}
.ps-bar{display:flex;justify-content:space-between;align-items:center;gap:12px;max-width:900px;margin:0 auto 20px}.ps-bar span{display:flex;gap:8px}
.ps-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;max-width:900px;margin:0 auto}
.pcard{display:grid;grid-template-columns:110px 1fr;gap:14px;align-items:center;border:1px dashed var(--line-2);border-radius:14px;padding:12px;background:var(--paper);break-inside:avoid}
.pcard small{color:var(--muted);font-size:.78rem}.pcard b{display:block;font-family:var(--serif);font-weight:500;font-size:1.1rem;color:var(--olive-deep)}.pcard span{display:block;font-size:.88rem;color:var(--ink-2)}
@media print{body.printing>*:not(.print-sheet){display:none!important}.print-sheet{position:static;padding:0;background:#fff}.no-print{display:none!important}.pcard{background:#fff;color:#000}}
@media (max-width:720px){.stlist{grid-template-columns:1fr}.strow{grid-template-columns:40px minmax(0,1fr);row-gap:6px}.st-acts,.pinv{grid-column:2}.ps-grid{grid-template-columns:1fr}.pin input{width:52px;height:60px}}