/* واجهة مواد العربية والعلوم: أصول محلية، خط واضح، ومساحة للفكرة. */
:root{--bg:#f7f8f2;--tx:#263429;--mut:#5e6c60;--line:#dce4d7;--pri:#527a32;--pri-d:#365522;--pri-l:#eef6e5;--blue:#236d9e;--blue-bg:#eaf4fc;--r:22px}
[data-theme=dark]{--bg:#141f1b;--card:#203029;--tx:#f1f5e9;--mut:#becbbf;--line:#405348;--pri:#9dcc71;--pri-d:#c0e49f;--pri-l:#2b402d;--blue:#92c8ed;--blue-bg:#243e4d;--ok:#96d677;--ok-d:#b5e99e;--acc:#f3c566}
body{font-family:Baloo,Cairo,Tahoma,sans-serif;font-size:18px;line-height:1.85}
button,input,select{font-family:inherit}button,a,input,select{touch-action:manipulation}
h1,h2,h3{line-height:1.5}h1{font-size:32px}h2{font-size:25px}.small,.tag{font-size:15px}.mut{color:var(--mut)}
.top{background:var(--card);color:var(--tx);border-bottom:2px solid var(--line);border-radius:0;box-shadow:none;padding:12px 20px}
.brand{color:var(--pri);font-size:20px}.brand small{font-size:14px;color:var(--mut);opacity:1}.pill{background:var(--pri-l);color:var(--pri-d)}.mini{background:var(--bg);color:var(--mut);border:1px solid var(--line);width:36px;height:36px}.xpbar{font-size:14px}.xpbar .track{background:var(--line);height:10px}.xpbar .fill{background:var(--pri)}
main{max-width:1080px;padding:28px 32px 36px}.page{min-width:0}.tabs a{font-family:inherit}.tabs a.on{border:2px solid var(--line)}
.tabs .side small{font-size:15px}.tabs .side a{font-size:14px}.tabs .side b{font-size:28px}
.explore-hero{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:26px 30px;margin-bottom:26px;border:2px solid var(--line);border-bottom-width:5px;border-radius:28px;background:var(--pri-l);overflow:hidden}
.explore-hero>div{max-width:620px;min-width:0}.explore-hero h1{margin:8px 0;font-size:32px;color:var(--tx)}.explore-hero p{margin:0;color:var(--mut);font-size:18px;line-height:1.9}
.explore-hero img{width:145px;height:155px;object-fit:contain;flex:none;animation:welcome-in .5s ease-out both}
.eyebrow{display:block;color:var(--pri-d);font-weight:800;font-size:15px}.part-switch{display:flex;gap:10px;margin-bottom:24px}.part-switch a{display:flex;align-items:center;justify-content:center;gap:8px;min-height:48px;flex:1;max-width:220px;padding:8px 16px;text-decoration:none;font-weight:800;color:var(--mut);background:var(--card);border:2px solid var(--line);border-bottom-width:4px;border-radius:15px}.part-switch svg{width:22px;height:22px}.part-switch [aria-current=page]{color:var(--pri-d);border-color:var(--pri);background:var(--pri-l)}
.journey-summary{display:flex;align-items:center;justify-content:space-between;gap:12px}.journey-summary h2{margin:0;font-size:25px}.journey-summary>span{font-size:15px;color:var(--mut)}.journey-progress{height:12px;background:var(--line);border-radius:10px;overflow:hidden;margin:12px 0 20px}.journey-progress i{display:block;height:100%;background:var(--pri);border-radius:10px}
.continue-card{display:flex;align-items:center;gap:15px;padding:18px 20px;margin-bottom:25px;background:var(--card);border:2px solid var(--pri);border-bottom-width:5px;border-radius:20px;text-decoration:none;color:var(--tx)}.continue-card>div{flex:1;min-width:0}.continue-card small{display:block;font-size:15px;color:var(--mut)}.continue-card b{display:block;font-size:20px}.continue-card svg{width:24px;height:24px;flex:none}.continue-icon{background:var(--pri-l);color:var(--pri);width:48px;height:48px;border-radius:16px;display:grid;place-items:center;flex:none}
.curriculum{display:grid;gap:16px}.unit-card{border:2px solid var(--line);border-bottom-width:5px;border-radius:22px;background:var(--card);overflow:hidden}.unit-card summary{list-style:none;display:flex;align-items:center;gap:15px;padding:20px;cursor:pointer}.unit-card summary::-webkit-details-marker{display:none}.unit-card summary>span:nth-child(2){flex:1;min-width:0}.unit-card summary b{display:block;font-size:22px;line-height:1.7}.unit-card summary small{display:block;color:var(--mut);font-size:15px}.unit-number{width:54px;height:58px;display:grid;place-items:center;background:var(--pri-l);border:2px solid var(--line);border-bottom-width:4px;border-radius:18px;color:var(--pri-d);font-size:27px;font-weight:800;flex:none}.unit-toggle svg{width:22px;height:22px;transform:rotate(90deg);transition:transform .2s}.unit-card[open] .unit-toggle svg{transform:rotate(-90deg)}.unit-card[open] summary{border-bottom:2px solid var(--line)}
.lesson-list{list-style:none;padding:0 20px;margin:0}.lesson-list li+li{border-top:1px solid var(--line)}.lesson-list a{display:flex;align-items:center;gap:14px;padding:18px 0;color:var(--tx);text-decoration:none}.lesson-list a>span:nth-child(2){flex:1;min-width:0}.lesson-list b{display:block;font-size:19px}.lesson-list small{display:block;font-size:14px;color:var(--mut)}.lesson-list a>svg{width:20px;height:20px;color:var(--mut);flex:none}.lesson-mark{width:42px;height:42px;display:grid;place-items:center;background:var(--bg);border:2px solid var(--line);border-radius:14px;color:var(--pri);flex:none}.lesson-mark svg{width:23px;height:23px}.lesson-mark.done{background:var(--ok-bg);color:var(--ok)}
.unit-review{display:flex;gap:10px;align-items:center;justify-content:center;border-top:2px dashed var(--line);padding:14px;text-decoration:none;font-weight:800;color:var(--pri)}.unit-review svg{width:21px;height:21px}
.scope{display:flex;align-items:center;gap:14px;margin:0 0 24px}.scope label{font-weight:800;white-space:nowrap}.scope select{min-width:0;flex:1;background:var(--card);color:var(--tx);border:2px solid var(--line);border-bottom-width:4px;padding:10px 14px;font-size:17px;border-radius:14px;max-width:650px}
.activity-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.activity-grid .tile{min-width:0;padding:20px;border-radius:24px;display:flex;flex-direction:column;align-items:flex-start;animation:welcome-in .35s ease-out both;animation-delay:var(--delay);box-shadow:none}.activity-grid .ti{width:100%;height:112px;border-radius:16px;margin:0 0 16px;position:relative;overflow:hidden}.activity-grid .ti:before,.activity-grid .ti:after{content:"";position:absolute;border:2px solid currentColor;opacity:.12;border-radius:50%;width:75px;height:75px;left:13%;top:-24px}.activity-grid .ti:after{width:42px;height:42px;left:auto;right:12%;top:auto;bottom:-12px}.activity-grid .ti svg{width:55px;height:55px;stroke-width:1.7}.activity-grid b{font-size:23px;line-height:1.6;margin:5px 0}.activity-grid small{font-size:17px;line-height:1.8;margin-bottom:18px}.activity-label{font-size:14px;font-weight:800;color:var(--pri-d)}.activity-start{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;padding-top:12px;margin-top:auto;border-top:2px solid var(--line);color:var(--pri);font-size:17px;font-weight:800}.activity-start svg{width:21px;height:21px}.source-note{display:flex;align-items:flex-start;gap:9px;color:var(--mut);font-size:15px;line-height:1.9;margin:22px 0}.source-note svg{width:21px;height:21px;flex:none;margin-top:3px}
.card,.lab{padding:22px}.hero h1{font-size:28px}.tile small{font-size:16px}.tabsec a{font-size:16px;min-height:46px}.txt{font-size:24px;line-height:2.2}.voc div{padding:14px 16px}.voc b{margin-bottom:5px}.book{margin:14px 0}.book figcaption{font-size:14px}.lab .ctl label{font-size:17px}.lab .chip{min-height:46px}.readout{font-size:18px;line-height:1.9}.lab svg.sim{background:#fbfaf4;color:#2d3320;border:1px solid var(--line)}[data-theme=dark] .lab svg.sim{background:#fbfaf4;color:#2d3320}.source-block{padding:16px 20px;border:2px solid var(--line);border-radius:18px;background:var(--blue-bg);font-size:16px;margin:15px 0}.source-block b{display:block}.table-scroll{overflow-x:auto;overscroll-behavior-inline:contain}table.rep{font-size:16px}table.rep th{white-space:nowrap}.statrow>div{background:var(--card)}
[data-theme=dark] .btn{background:#81ac58;color:#132116;box-shadow:0 4px 0 #436936}[data-theme=dark] .btn.alt{background:var(--card);color:var(--tx);box-shadow:0 4px 0 var(--line)}[data-theme=dark] .c1 .ti{background:#4b3b27;color:#efc77c}[data-theme=dark] .c3 .ti{background:#442c41;color:#e6b6da}[data-theme=dark] .c4 .ti{background:#234238;color:#99d5c5}
@keyframes welcome-in{from{opacity:0;transform:translateY(7px)}to{opacity:1;transform:none}}
@media(min-width:1000px){.tabs{width:240px;padding:22px 14px}.tabs>a{min-height:54px;font-size:18px;margin:2px 0}.top-row,.xpbar{max-width:1016px}.fb{right:250px}.chk{bottom:18px}.split{gap:24px}}
@media(max-width:700px){main{padding:18px 16px 30px}.top{padding:10px 14px}.brand{font-size:18px}.brand small{display:none}.stats{gap:4px}.pill{padding:2px 7px;font-size:14px}.mini{width:30px;height:32px}.explore-hero{padding:20px;gap:12px;margin-bottom:20px;border-radius:23px;align-items:flex-start}.explore-hero h1{font-size:26px}.explore-hero p{font-size:17px}.explore-hero img{width:84px;height:112px;align-self:center}.eyebrow{font-size:14px}.journey-summary{align-items:flex-start;flex-direction:column;gap:2px}.journey-summary h2{font-size:23px}.continue-card{padding:15px;gap:10px}.continue-card b{font-size:19px}.continue-card small{font-size:14px}.unit-card summary{padding:16px 14px;gap:11px}.unit-card summary b{font-size:20px}.unit-card summary small{font-size:14px}.unit-number{width:44px;height:50px;font-size:24px}.lesson-list{padding:0 14px}.lesson-list a{gap:11px}.lesson-list b{font-size:18px}.lesson-mark{width:36px;height:38px}.activity-grid{gap:14px}.activity-grid .tile{padding:15px}.activity-grid b{font-size:21px}.activity-grid small{font-size:16px}.scope{align-items:stretch;flex-direction:column;gap:5px}.scope select{font-size:16px;width:100%}.card,.lab{padding:16px}.tabs{bottom:max(8px,env(safe-area-inset-bottom));}.bookcol{position:static}.txt{font-size:22px}.statrow{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));}.statrow div{min-width:0}}
@media(max-width:460px){.activity-grid{grid-template-columns:minmax(0,1fr)}.activity-grid .tile{display:grid;grid-template-columns:78px minmax(0,1fr);column-gap:14px;padding:18px}.activity-grid .ti{grid-column:1;grid-row:1/4;height:90px;align-self:center;margin:0}.activity-grid .ti svg{width:44px;height:44px}.activity-grid .activity-label,.activity-grid b,.activity-grid small{grid-column:2}.activity-grid small{margin-bottom:12px}.activity-start{grid-column:1/-1}.explore-hero{position:relative;display:block;padding-left:20px}.explore-hero img{float:left;width:75px;height:95px;margin-right:9px}.explore-hero>div{display:contents}.explore-hero h1{font-size:25px}.explore-hero p{font-size:17px}.explore-hero img{float:none;display:none}.tabs .side{display:none}.pill svg{width:16px;height:16px}.brand{font-size:16px}.stats .mini{width:28px}.lesson-list small{font-size:14px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.explore-hero img,.continue-card,.part-switch,.scope{display:none}.unit-card{break-inside:avoid}main{max-width:none;padding:0}}
/* قيم الهوية ومسافات التنقل مطابقة للرياضيات والإنجليزية. */
:root{--bg:#f8f9f5;--bg2:#f0f3e9;--card:#fff;--tx:#293a2d;--tx2:#405244;--mut:#66735f;--hint:#7d8976;--line:#e5e9df;--lip:#d6dfcc;--g:#6c854c;--gd:#4e6635;--gl:#eaf1df;--b:#6b96ac;--bl:#edf4f7;--o:#dca349;--p:#a08cae;--pri:var(--g);--pri-d:var(--gd);--pri-l:var(--gl);--blue:#46798d;--blue-bg:var(--bl);--sidebar:228px;--nav:76px}
[data-theme=dark]{--bg:#17221d;--bg2:#202e25;--card:#243129;--tx:#e6edde;--tx2:#c9d6c3;--mut:#bdc9b6;--hint:#9eaf94;--line:#3a493a;--lip:#45553d;--g:#90ac70;--gd:#aec994;--gl:#30452a;--bl:#263d46;--blue:#92c8ed}
body{font-size:17px;font-weight:500}.top{background:var(--bg);border-bottom-width:1px;padding:16px 34px}.brand{font-size:16px;color:var(--mut);font-weight:500}.brand>span{color:var(--g);font-weight:700}.brand small{font-size:14px}.brand small:first-of-type{display:none}.stats{gap:17px}.pill{padding:0;background:none;color:var(--mut);font-size:15px;gap:7px}.pill:nth-child(1){color:var(--o)}.pill:nth-child(2){color:var(--g)}.pill:nth-child(3){color:#b75648}.mini{border-radius:50%;background:var(--card);width:32px;height:32px}.xpbar{font-size:13px;margin-top:8px}.xpbar .track{height:6px}.card,.lab,.tile,.unit-card{border-width:1px;box-shadow:0 4px 20px #293a2d05}.btn{background:var(--g);border-radius:13px;min-height:46px;font-size:16px;box-shadow:0 3px 0 var(--pri-d)}.btn.alt{border-width:1px;box-shadow:0 2px 0 var(--line)}.tile{border-radius:20px}.tabs a.on{background:var(--gl);border:1px solid transparent;color:var(--gd)}
.explore-hero{border-width:1px;border-radius:25px;background:var(--bg2)}.part-switch{background:var(--bg2);padding:4px;border:1px solid var(--line);border-radius:13px;width:max-content;max-width:100%;gap:3px}.part-switch a{background:transparent;border:0;border-radius:9px;min-height:42px;max-width:none;white-space:nowrap;font-size:16px}.part-switch [aria-current=page]{background:var(--card);box-shadow:0 2px 5px #31452b09}.journey-progress{height:7px}.continue-card{border-width:1px;border-color:var(--lip);border-radius:20px}.continue-icon{border-radius:13px}.unit-card summary{padding:18px 20px}.unit-card[open] summary{border-bottom-width:1px}.unit-number{border-width:1px;background:#f1edf7;color:#8f7ba4;border-radius:14px}.unit-card:nth-child(4n+2) .unit-number{background:var(--bl);color:#527e91}.unit-card:nth-child(4n+3) .unit-number{background:#fbf2e7;color:#a47c45}.unit-card:nth-child(4n) .unit-number{background:var(--gl);color:var(--g)}.lesson-mark{border-width:1px;background:var(--bg2)}.unit-review{border-top-width:1px;font-size:16px}.scope select{border-width:1px;border-radius:12px}.scope label{font-size:16px}.activity-grid .tile{display:grid;grid-template-columns:110px minmax(0,1fr);column-gap:20px;padding:22px;align-content:center;border-radius:20px}.activity-grid .ti{grid-column:1;grid-row:1/4;width:110px;height:130px;align-self:center;margin:0;border-radius:35px 46px 32px 43px}.activity-grid .ti img{width:104px;height:128px;object-fit:contain;position:relative;z-index:1}.activity-grid .ti:before,.activity-grid .ti:after{display:none}.activity-grid .activity-label,.activity-grid b,.activity-grid small{grid-column:2}.activity-grid b{font-weight:600;font-size:24px}.activity-grid small{font-size:16px}.activity-label{color:var(--mut);font-size:13px;font-weight:500}.activity-start{grid-column:1/-1;border-top-width:1px;font-size:15px;font-weight:500}.source-note{font-size:14px}.source-block{border-width:1px}.side-brand,.nav-caption{display:none}
[data-theme=dark] .unit-number{background:var(--bg2)!important;color:#c4b0d4}[data-theme=dark] .pill:nth-child(3){color:#e59f95}[data-theme=dark] .btn{background:var(--g);color:#17221d;box-shadow:0 3px 0 #50693b}
@media(min-width:900px){body{padding:0 0 30px}.top{margin-right:var(--sidebar)}main{margin-right:var(--sidebar);max-width:none;padding:29px 34px 36px}.page{max-width:1100px;margin:auto}.tabs{position:fixed;top:0;bottom:0;right:0;left:auto;width:var(--sidebar);height:100dvh;max-width:none;margin:0;padding:27px 18px 18px;border:0;border-left:1px solid var(--line);border-radius:0;gap:7px;align-items:stretch;flex-direction:column;justify-content:flex-start;overflow-y:auto}.tabs>a{flex:none;flex-direction:row;justify-content:flex-start;gap:12px;text-align:right;padding:12px 16px;min-height:48px;border-radius:12px;font-size:17px;font-weight:600;margin:0}.tabs>a svg{width:20px;height:20px}.tabs a.on:after{content:"";margin-right:auto;width:5px;height:5px;background:#87a365;border-radius:50%}.side-brand{display:block;margin-bottom:15px}.tabs .side-brand>a{display:flex;flex-direction:row;align-items:flex-start;justify-content:flex-start;padding:0 6px;gap:10px;color:var(--tx);text-decoration:none}.side-brand>a>span:last-child{font-size:38px;font-weight:700;line-height:1.2}.side-brand .brand-symbol{background:var(--bg2);border:1px solid var(--line);border-radius:16px;width:49px;height:55px;display:grid;place-items:center;margin-top:3px;flex:none;color:var(--g)}.brand-symbol svg{width:28px;height:28px}.side-brand small{display:block;font-size:11px;font-weight:500;color:var(--mut);margin-top:5px;line-height:1.8}.class-label{margin-top:25px;border-top:1px solid var(--line);border-bottom:1px solid var(--line);padding:14px 8px;font-size:14px;font-weight:700;color:var(--tx2)}.class-label>span{display:block;font-size:12px;font-weight:500;color:var(--mut);margin-top:3px}.nav-caption{display:block;font-size:12px;color:var(--hint);padding:0 16px;margin-bottom:5px}.subject-utilities{display:flex;flex-wrap:wrap;gap:6px;padding-top:12px}.tabs .subject-utilities a{flex:1 1 auto;display:flex;flex-direction:row;justify-content:flex-start;font-size:13px;gap:7px;padding:5px 8px;min-height:36px;line-height:1.5;border:1px solid var(--line);border-radius:9px}.subject-utilities svg{width:16px;height:16px;flex:none}.fb{right:var(--sidebar)}}
@media(min-width:900px) and (max-width:1200px){:root{--sidebar:196px}.tabs{padding:24px 12px}main{padding:25px 23px}.activity-grid .tile{grid-template-columns:80px minmax(0,1fr);gap:12px;padding:18px}.activity-grid .ti{width:80px;height:110px}.activity-grid .ti img{width:80px;height:110px}}
@media(max-width:899px){body{padding:0 0 calc(92px + env(safe-area-inset-bottom))}.top{padding:12px 20px}.stats{gap:11px}main{margin:0;padding:23px 22px}.tabs{left:0;right:0;bottom:0;top:auto;margin:0;height:auto;padding:9px 8px calc(9px + env(safe-area-inset-bottom));border:0;border-top:1px solid var(--line);border-radius:0;width:auto;max-width:none;flex-direction:row;gap:3px;box-shadow:0 -3px 15px #293a2d06}.tabs>a{flex:1 1 0;min-width:0;padding:7px 2px;min-height:58px;gap:5px;border:0!important;border-radius:12px;font-size:14px;line-height:1.4}.tabs>a>span{max-width:100%;overflow-wrap:normal}.tabs>a svg{width:21px;height:21px}.tabs .side-brand,.nav-caption{display:none}.chk{bottom:calc(92px + env(safe-area-inset-bottom))}.fb{right:0}}
@media(max-width:700px){.activity-grid{grid-template-columns:minmax(0,1fr)}.activity-grid .tile{grid-template-columns:90px minmax(0,1fr);gap:0 16px;padding:20px}.activity-grid .ti{width:90px;height:118px}.activity-grid .ti img{width:90px;height:118px}.top{padding:12px 14px}.stats{gap:8px}.pill{font-size:14px;gap:3px}.brand{font-size:16px}.brand small{display:none}main{padding:20px 16px}.activity-grid b{font-size:23px}}
@media(max-width:460px){.explore-hero{display:flex;gap:10px;padding:20px}.explore-hero>div{display:block;flex:1}.explore-hero img{display:block;width:65px;height:100px;align-self:center;margin:0}.explore-hero h1{font-size:26px}.activity-grid .ti{grid-column:1;grid-row:1/4}.activity-grid .ti svg{width:45px;height:45px}.stats .mini{width:26px;height:29px}.stats{gap:6px}}

/* مفاتيح الرسوم وأزرار الاختيار تبقى مقروءة دون تصغير النص مع SVG. */
.diagram-key{display:flex;flex-wrap:wrap;gap:10px 20px;list-style:none;padding:12px 0;margin:0;font-size:17px}.diagram-key li{display:flex;align-items:center;gap:8px}.diagram-key b{display:grid;place-items:center;min-width:30px;height:30px;border-radius:50%;background:var(--pri-l);color:var(--pri-d)}
.periodic-viewport{max-width:100%;overflow-x:auto;padding:5px 3px 13px;overscroll-behavior-inline:contain}.periodic-choices{display:grid;grid-template-columns:repeat(8,minmax(52px,1fr));gap:7px;min-width:472px;direction:rtl}.element-choice{min-width:52px;min-height:72px;border:2px solid var(--line);border-radius:12px;background:var(--pri-l);color:var(--tx);cursor:pointer;line-height:1.35;padding:6px}.element-choice small{display:block;font-size:15px}.element-choice b{display:block;font-family:Cairo,Tahoma,sans-serif;font-size:23px}
.planet-choices{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:10px;margin:16px 0}.planet-choice{display:flex;align-items:center;gap:10px;min-width:0;min-height:70px;padding:10px;border:2px solid var(--line);border-radius:14px;background:var(--card);color:var(--tx);text-align:right;line-height:1.5;cursor:pointer}.planet-dot{width:25px;height:25px;flex:none;border-radius:50%;background:var(--planet);border:1px solid #293a2d40}.planet-choice small{display:block;font-size:14px;color:var(--mut)}.planet-choice b{display:block;font-size:18px}.element-choice[aria-pressed=true],.planet-choice[aria-pressed=true]{border-color:var(--pri);background:var(--pri-l);box-shadow:inset 0 0 0 1px var(--pri)}.element-choice:focus-visible,.planet-choice:focus-visible{outline:3px solid var(--blue);outline-offset:3px}
@media(max-width:700px){.planet-choices{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* الرسوم المساندة للدروس. */
.plant-process-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin:18px 0}.plant-process{min-width:0;padding:16px;border:1px solid var(--line);border-radius:18px;background:var(--card)}.plant-process h3{margin:0;font-size:23px}.plant-process p{font-size:17px}.process-state{color:var(--mut);margin:6px 0 12px}.process-materials p{margin:9px 0}.surface-options{display:flex;gap:10px;flex-wrap:wrap;margin:16px 0}.surface-options button{min-height:48px}.lesson-flow{stroke-dasharray:10 7;animation:lesson-flow 1.5s linear infinite}.lesson-quake{animation:lesson-quake .8s ease-in-out infinite}.lesson-transport{animation:lesson-transport 3s ease-in-out infinite}@keyframes lesson-flow{to{stroke-dashoffset:-34}}@keyframes lesson-quake{0%,100%{transform:translateX(0)}25%{transform:translateX(3px)}75%{transform:translateX(-3px)}}@keyframes lesson-transport{0%,100%{transform:translateX(0)}60%{transform:translateX(60px)}}@media(max-width:700px){.plant-process-grid{grid-template-columns:minmax(0,1fr)}}