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1.1rem;margin-top:auto;padding-top:.8rem;display:flex;position:relative}.subject-tile-actions a{color:var(--color-accent-700);font-size:.78rem;font-weight:700}.dark .subject-tile-actions a{color:var(--color-accent-300)}.subject-tile-actions a:hover{color:var(--color-gold-700);text-underline-offset:.25em;text-decoration:underline}.subject-tile-go{background:var(--color-accent-700);color:#fff;width:2rem;height:2rem;transition:transform .3s var(--ease-out-soft), background-color .3s;pointer-events:none;border-radius:999px;place-items:center;margin-inline-start:auto;display:grid}.subject-tile:hover .subject-tile-go{transform:translateX(calc(var(--flow,1) * 3px));background:var(--color-gold-500);color:var(--color-accent-950)}[dir=rtl] .subject-tile-go{--flow:-1}.subject-planned{border:1px dashed var(--border-strong);border-radius:1rem;flex-wrap:wrap;align-items:center;gap:.6rem 1rem;margin-top:1rem;padding:.75rem 1rem;display:flex}.subject-planned-label{color:var(--text-muted);font-size:.76rem;font-weight:700}.subject-planned ul{flex-wrap:wrap;gap:.45rem;display:flex}.subject-planned li{background:var(--surface-soft);color:var(--text-muted);border-radius:999px;align-items:center;gap:.45rem;padding:.3rem .7rem;font-size:.74rem;font-weight:600;display:inline-flex}.subject-planned li:before{content:"";background:var(--subject-color);border-radius:999px;width:.4rem;height:.4rem}.subject-tabs{border:1px solid var(--border);background:var(--surface-raised);width:fit-content;max-width:100%;box-shadow:var(--shadow-card);scrollbar-width:none;border-radius:.95rem;gap:.2rem;padding:.3rem;display:flex;overflow-x:auto}.subject-tab{min-height:2.5rem;color:var(--text-muted);white-space:nowrap;border-radius:.7rem;flex:none;align-items:center;gap:.55rem;padding:.3rem .95rem;font-size:.86rem;font-weight:650;transition:background-color .2s,color .2s,box-shadow .25s;display:inline-flex}.subject-tab:before{content:"";background:var(--subject-color);opacity:.75;border-radius:999px;flex:none;width:.45rem;height:.45rem;transition:opacity .2s,box-shadow .2s}.subject-tab:hover{background:var(--surface-hover);color:var(--heading)}.subject-tab:hover:before{opacity:1}.subject-tab-icon{display:none}.subject-tab.is-active{background:linear-gradient(135deg, var(--color-accent-600), var(--color-accent-800));color:#fff;box-shadow:0 10px 18px -12px #162655e6}@supports (color:color-mix(in lab, red, red)){.subject-tab.is-active{box-shadow:0 10px 18px -12px color-mix(in oklch, var(--color-accent-800) 90%, transparent)}}.subject-tab.is-active:before{opacity:1;background:var(--color-gold-400);box-shadow:0 0 0 3px #f7ad4440}@supports (color:color-mix(in lab, red, red)){.subject-tab.is-active:before{box-shadow:0 0 0 3px color-mix(in oklch, var(--color-gold-400) 25%, transparent)}}.subject-hero{isolation:isolate;color:#fff;background:linear-gradient(140deg, var(--subject-color) 0%, var(--subject-color) 55%, var(--brand-ink-deep) 100%);border-radius:1.4rem;grid-template-columns:minmax(0,1fr);gap:1.6rem;padding:clamp(1.5rem,3.5vw,2.5rem);display:grid;position:relative;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.subject-hero{background:linear-gradient(140deg, color-mix(in oklch, var(--subject-color) 52%, var(--brand-ink)) 0%, color-mix(in oklch, var(--subject-color) 18%, var(--brand-ink)) 55%, var(--brand-ink-deep) 100%)}}.subject-hero{box-shadow:var(--shadow-lg)}.dark .subject-hero{background:linear-gradient(140deg, var(--subject-color) 0%, var(--brand-ink) 55%, var(--brand-ink-deep) 100%);border:1px solid #ffffff0f}@supports (color:color-mix(in lab, red, red)){.dark .subject-hero{background:linear-gradient(140deg, color-mix(in oklch, var(--subject-color) 26%, var(--brand-ink)) 0%, var(--brand-ink) 55%, var(--brand-ink-deep) 100%)}}.subject-hero:before{content:"";z-index:-1;background:var(--pattern-saffron) 0 0 / 40px 40px;opacity:.16;width:55%;position:absolute;inset-block:0;inset-inline-end:0;-webkit-mask-image:linear-gradient(270deg,#000,#0000);mask-image:linear-gradient(270deg,#000,#0000)}[dir=rtl] .subject-hero:before{-webkit-mask-image:linear-gradient(90deg,#000,#0000);mask-image:linear-gradient(90deg,#000,#0000)}.subject-hero:after{content:"";z-index:-1;pointer-events:none;border:1px solid #ffffff1a;border-radius:1rem;position:absolute;inset:.75rem}.subject-hero-glyph{display:none}.subject-hero-main{min-width:0;max-width:46rem}.subject-hero-meta{color:var(--color-gold-300);letter-spacing:var(--tracking-wide);align-items:center;gap:.6rem;font-size:.76rem;font-weight:700;display:inline-flex}.subject-hero-meta:before{content:"";background:currentColor;width:1.6rem;height:1.5px}.subject-hero h1{letter-spacing:var(--tracking-tighter);margin-top:.35rem;font-size:clamp(2rem,4.2vw,3rem);font-weight:700;line-height:1.15}.subject-hero-copy{color:#fffc;max-width:40rem;margin-top:.55rem;font-size:.95rem}.subject-hero-topics{flex-wrap:wrap;gap:.4rem;margin-top:1.1rem;display:flex}.subject-hero-topics li{color:#fffffff0;padding:.25rem .35rem;background:#ffffff0f;border:1px solid #ffffff24;border-radius:999px;align-items:center;gap:.45rem;padding-inline-end:.75rem;font-size:.76rem;font-weight:600;display:inline-flex}.subject-hero-topics li span{background:var(--color-gold-400);min-width:1.35rem;height:1.35rem;color:var(--color-accent-950);border-radius:999px;place-items:center;font-size:.68rem;font-weight:700;display:grid}.subject-hero-actions{flex-wrap:wrap;gap:.6rem;margin-top:1.5rem;display:flex}.subject-hero-button{color:#fff;min-height:2.75rem;transition:transform .2s var(--ease-out-soft), background-color .2s, border-color .2s;background:#ffffff0a;border:1px solid #ffffff73;border-radius:.7rem;align-items:center;gap:.5rem;padding-inline:1.1rem;font-size:.86rem;font-weight:700;display:inline-flex;position:relative;overflow:hidden}.subject-hero-button svg{display:none}.subject-hero-button:hover{background:#ffffff1f;border-color:#fff;transform:translateY(-2px)}.subject-hero-button.is-primary{border-color:var(--color-gold-500);background:var(--color-gold-500);color:var(--color-accent-950);box-shadow:0 10px 22px -12px #ca7312f2}@supports (color:color-mix(in lab, red, red)){.subject-hero-button.is-primary{box-shadow:0 10px 22px -12px color-mix(in oklch, var(--color-gold-600) 95%, transparent)}}.subject-hero-button.is-primary:hover{border-color:var(--color-gold-400);background:var(--color-gold-400)}.subject-hero-button:after,.hero-button:after,.btn-sheen:after{content:"";transition:transform .75s var(--ease-in-out-soft);pointer-events:none;background:linear-gradient(110deg,#0000 30%,#ffffff47 50%,#0000 70%);position:absolute;inset:0;transform:translate(-120%)}:is(.subject-hero-button,.hero-button,.btn-sheen):hover:after{transform:translate(120%)}.subject-hero-stats{background:#080c1e38;border:1px solid #ffffff24;border-radius:1rem;grid-template-columns:repeat(2,minmax(0,1fr));align-self:end;display:grid}.subject-hero-stats>div{flex-direction:column-reverse;justify-content:flex-end;min-width:0;padding:.8rem 1rem;display:flex}.subject-hero-stats>div:nth-child(odd){border-inline-end:1px solid #ffffff1f}.subject-hero-stats>div:nth-child(n+3){border-top:1px solid #ffffff1f}.subject-hero-stats dd{color:#fff;font-feature-settings:"tnum";font-size:1.55rem;font-weight:700;line-height:1.15}.subject-hero-stats dt{color:#ffffffa8;margin-top:.2rem;font-size:.7rem;font-weight:600}.subject-home{grid-template-columns:minmax(0,1fr);gap:1.4rem;min-width:0;display:grid}.subject-home-note{color:var(--text-muted);font-size:.8rem}.subject-scope{--unit-color:var(--subject-color);--revision-accent:var(--subject-color)}.hero-card{isolation:isolate;background:linear-gradient(140deg, var(--color-accent-700) 0%, var(--brand-ink) 52%, var(--brand-ink-deep) 100%);color:#fff;box-shadow:var(--shadow-lg);border-radius:1.4rem;position:relative;overflow:hidden}.dark .hero-card{background:linear-gradient(140deg, var(--color-accent-800), var(--brand-ink) 55%, var(--brand-ink-deep));border:1px solid #ffffff0f}.hero-card:before{content:"";z-index:-1;background:var(--pattern-saffron) 0 0 / 40px 40px;opacity:.17;width:55%;position:absolute;inset-block:0;inset-inline-end:0;-webkit-mask-image:linear-gradient(270deg,#000,#0000);mask-image:linear-gradient(270deg,#000,#0000)}[dir=rtl] .hero-card:before{-webkit-mask-image:linear-gradient(90deg,#000,#0000);mask-image:linear-gradient(90deg,#000,#0000)}.hero-card:after{content:"";z-index:-1;pointer-events:none;border:1px solid #ffffff1a;border-radius:1rem;position:absolute;inset:.75rem}.hero-kicker{color:var(--color-gold-300);letter-spacing:var(--tracking-wide);align-items:center;gap:.6rem;font-size:.78rem;font-weight:700;display:inline-flex}.hero-kicker:before{content:"";background:currentColor;width:1.6rem;height:1.5px}.hero-title{max-width:44rem;letter-spacing:var(--tracking-tighter);text-wrap:balance;margin-top:.8rem;font-size:clamp(1.75rem,4vw,2.8rem);font-weight:700;line-height:1.2}.hero-copy{color:#ffffffc7;max-width:40rem;margin-top:.6rem}.hero-button{background:var(--color-gold-500);min-height:3rem;color:var(--color-accent-950);border-radius:.75rem;align-items:center;gap:.55rem;padding-inline:1.35rem;font-weight:700;display:inline-flex;position:relative;overflow:hidden;box-shadow:0 12px 26px -14px #ca7312f2}@supports (color:color-mix(in lab, red, red)){.hero-button{box-shadow:0 12px 26px -14px color-mix(in oklch, var(--color-gold-600) 95%, transparent)}}.hero-button{transition:transform .2s var(--ease-out-soft), box-shadow .2s, background-color .2s}.hero-button:hover{background:var(--color-gold-400);transform:translateY(-2px);box-shadow:0 16px 30px -14px #ca7312f2}@supports (color:color-mix(in lab, red, red)){.hero-button:hover{box-shadow:0 16px 30px -14px color-mix(in oklch, var(--color-gold-600) 95%, transparent)}}.hero-ghost-button{color:#fff;min-height:3rem;transition:transform .2s var(--ease-out-soft), background-color .2s, border-color .2s;border:1px solid #ffffff73;border-radius:.75rem;align-items:center;gap:.5rem;padding-inline:1.15rem;font-weight:700;display:inline-flex}.hero-ghost-button:hover{background:#ffffff1a;border-color:#fff;transform:translateY(-2px)}.hero-meta{color:#ffffffb8;align-items:center;gap:.4rem;font-size:.85rem;display:inline-flex}.metric-card{isolation:isolate;min-height:6.75rem;transition:transform .35s var(--ease-in-out-soft), box-shadow .35s, border-color .3s;flex-direction:column;justify-content:flex-start;display:flex;position:relative;overflow:hidden}.metric-card:before{content:"";background:linear-gradient(90deg, var(--color-accent-600), var(--color-gold-500));transform-origin:100%;height:3px;transition:transform .45s var(--ease-in-out-soft);position:absolute;inset-block-start:0;inset-inline:0;transform:scaleX(0)}[dir=ltr] .metric-card:before{transform-origin:0}[dir=rtl] .metric-card:before{background:linear-gradient(270deg, var(--color-accent-600), var(--color-gold-500))}.metric-card:after{content:"";z-index:-1;background:var(--pattern-ink) 0 0 / 34px 34px;inset-inline-end:-1.5rem;width:9rem;height:8rem;position:absolute;bottom:-2rem;-webkit-mask-image:radial-gradient(closest-side,#000,#0000);mask-image:radial-gradient(closest-side,#000,#0000)}.metric-card:hover{border-color:var(--border-strong)}.metric-card:hover:before{transform:scaleX(1)}.metric-value{color:var(--color-accent-700);letter-spacing:var(--tracking-tighter);font-feature-settings:"tnum";margin-top:.4rem;font-size:1.95rem;font-weight:700;line-height:1.15}.dark .metric-value{color:#fff}.metric-value-text{overflow-wrap:anywhere;font-size:clamp(1.05rem,5vw,1.45rem)}.metric-label{color:var(--text-muted);order:-1;align-items:center;gap:.45rem;font-size:.8rem;font-weight:600;display:flex}.plan-list{gap:.6rem;display:grid}.plan-item{border:1px solid var(--border);background:var(--surface-raised);min-height:4.75rem;transition:transform .25s var(--ease-out-soft), border-color .25s, box-shadow .25s;border-radius:.9rem;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:.9rem;padding:.75rem .85rem;display:grid}.plan-item:hover{border-color:oklch(73.5% .155 66);transform:translateY(-2px)}@supports (color:color-mix(in lab, red, red)){.plan-item:hover{border-color:color-mix(in oklch, var(--color-gold-500) 40%, var(--border))}}.plan-item:hover{box-shadow:var(--shadow-card)}.plan-index{border:1px solid oklch(73.5% .155 66);place-items:center;width:2.5rem;height:2.5rem;display:grid}@supports (color:color-mix(in lab, red, red)){.plan-index{border:1px solid color-mix(in oklch, var(--color-gold-500) 45%, var(--border))}}.plan-index{background:var(--color-gold-50);color:var(--color-gold-700);font-feature-settings:"tnum";border-radius:999px;font-size:1rem;font-weight:700}.dark .plan-index{background:#ea92211f}@supports (color:color-mix(in lab, red, red)){.dark .plan-index{background:color-mix(in oklch, var(--color-gold-500) 12%, transparent)}}.dark .plan-index{color:var(--color-gold-300)}.plan-action{color:var(--action-color,oklch(41.5% .135 267))}@supports (color:color-mix(in lab, red, red)){.plan-action{color:color-mix(in oklch, var(--action-color,var(--color-accent-600)) 70%, var(--text))}}.plan-action{letter-spacing:var(--tracking-wide);text-transform:uppercase;font-size:.7rem;font-weight:750}.plan-link{background:var(--color-accent-700);color:#fff;width:2.5rem;height:2.5rem;box-shadow:0 8px 16px -10px var(--color-accent-800);transition:transform .25s var(--ease-out-soft), background-color .25s, color .25s;border-radius:999px;place-items:center;display:inline-grid}.plan-link:hover{transform:translateX(calc(var(--flow,1) * 2px));background:var(--color-gold-500);color:var(--color-accent-950)}[dir=rtl] .plan-link:hover{--flow:-1}.progress-track{background:var(--text-subtle);border-radius:999px;height:.55rem;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.progress-track{background:color-mix(in oklch, var(--text-subtle) 18%, transparent)}}.progress-fill{border-radius:inherit;background:linear-gradient(90deg, var(--color-accent-600), var(--color-gold-500));height:100%;transform-origin:inline-start;animation:progress-grow .8s var(--ease-out-soft) both}[dir=rtl] .progress-fill{background:linear-gradient(270deg, var(--color-accent-600), var(--color-gold-500))}.readiness-ring{background:conic-gradient(var(--color-gold-500) calc(var(--value,0) * 1%), var(--text-subtle) 0);border-radius:999px;place-items:center;width:8.5rem;height:8.5rem;margin-inline:auto;display:grid;position:relative}@supports (color:color-mix(in lab, red, red)){.readiness-ring{background:conic-gradient(var(--color-gold-500) calc(var(--value,0) * 1%), color-mix(in oklch, var(--text-subtle) 16%, transparent) 0)}}.readiness-ring:before{content:"";border-radius:inherit;background:var(--surface-raised);box-shadow:inset 0 0 0 1px var(--border);position:absolute;inset:.6rem}.readiness-ring strong{color:var(--color-accent-700);font-feature-settings:"tnum";font-size:1.9rem;font-weight:700;position:relative}.dark .readiness-ring strong{color:#fff}.search-shell{position:relative}.search-shell>svg{color:var(--text-subtle);pointer-events:none;inset-inline-start:.95rem;position:absolute;top:50%;transform:translateY(-50%)}.search-input{border:1px solid var(--border);background:var(--field);width:100%;min-height:3rem;color:var(--text);box-shadow:var(--shadow-xs);border-radius:.8rem;padding-inline:2.8rem 1rem;transition:border-color .2s,box-shadow .2s}.search-input::placeholder{color:var(--text-subtle)}.search-input:focus{border-color:var(--color-gold-500);box-shadow:var(--ring);outline:none}.filter-row{scrollbar-width:none;gap:.45rem;padding-block:.15rem .35rem;display:flex;overflow-x:auto}.filter-chip{border:1px solid var(--border);background:var(--surface-raised);min-height:2.4rem;color:var(--text-muted);border-radius:999px;flex:none;padding-inline:.95rem;font-size:.8rem;font-weight:650;transition:border-color .2s,background-color .2s,color .2s}.filter-chip:hover{border-color:var(--color-gold-500);color:var(--heading)}.filter-chip.is-active{border-color:var(--color-accent-700);background:var(--color-accent-700);color:#fff}.unit-card{overflow:hidden}.unit-card-header{border-bottom:1px solid var(--border);background:var(--surface-soft);align-items:center;gap:1rem;margin:-1.25rem -1.25rem 0;padding:1.05rem 1.25rem;display:flex}.unit-card-header h2,.unit-card-header [role=heading]{color:var(--heading);font-size:1.1rem;font-weight:700;line-height:1.5}.unit-number{background:var(--color-accent-700);color:#fff;width:2.6rem;height:2.6rem;box-shadow:0 0 0 3px var(--surface-raised), 0 0 0 4px var(--unit-color,oklch(73.5% .155 66));border-radius:999px;flex:none;place-items:center;font-size:1rem;font-weight:700;display:grid}@supports (color:color-mix(in lab, red, red)){.unit-number{box-shadow:0 0 0 3px var(--surface-raised), 0 0 0 4px color-mix(in oklch, var(--unit-color,var(--color-gold-500)) 55%, transparent)}}.unit-number svg{display:none}.unit-number:empty:before{content:"";background:var(--color-gold-400);border-radius:999px;width:.55rem;height:.55rem}.unit-number:has(>svg:only-child):before{content:"";background:var(--color-gold-400);border-radius:999px;width:.55rem;height:.55rem}.lesson-grid{margin-inline:-1.25rem;margin-bottom:-1.25rem;display:grid}.lesson-link{border-top:1px solid var(--border);min-height:4.4rem;color:var(--text);transition:background-color .2s, padding-inline-start .25s var(--ease-out-soft);grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:.85rem;padding:.75rem 1.25rem;display:grid}.lesson-link:hover{background:var(--surface-hover);padding-inline-start:1.45rem}.lesson-link:hover>svg{color:var(--color-gold-600)}.lesson-code{border:1px solid var(--border);background:var(--surface-soft);min-width:2.8rem;min-height:1.9rem;color:var(--color-accent-700);font-family:var(--font-latin);direction:ltr;border-radius:.5rem;place-items:center;padding-inline:.45rem;font-size:.74rem;font-weight:750;display:grid}.dark .lesson-code{color:var(--color-accent-200)}.text-link{color:var(--color-accent-700);align-items:center;gap:.45rem;font-size:.86rem;font-weight:700;transition:color .2s;display:inline-flex}.text-link:after{content:"→";font-family:var(--font-latin);transition:transform .25s var(--ease-out-soft)}[dir=rtl] .text-link:after{content:"←"}.text-link:hover{color:var(--color-gold-700)}.text-link:hover:after{transform:translate(3px)}[dir=rtl] .text-link:hover:after{transform:translate(-3px)}.dark .text-link{color:var(--color-accent-300)}.dark .text-link:hover{color:var(--color-gold-300)}.empty-state{isolation:isolate;text-align:center;place-items:center;min-height:13rem;padding:2rem;display:grid;position:relative}.empty-state:before{content:"";z-index:-1;background:var(--pattern-ink) 0 0 / 34px 34px;pointer-events:none;position:absolute;inset:0;-webkit-mask-image:radial-gradient(closest-side,#000,#0000);mask-image:radial-gradient(closest-side,#000,#0000)}.empty-state>svg,.empty-state-icon{display:none}.coach-fab{z-index:70;background:var(--brand-ink);inset-inline-end:1.25rem;border:1px solid #ffffff1a;border-radius:999px;align-items:center;gap:.65rem;min-height:3.4rem;padding:.45rem .75rem .45rem .5rem;display:flex;position:fixed;bottom:1.25rem}@supports (color:color-mix(in lab, red, red)){.coach-fab{background:color-mix(in oklch, var(--brand-ink) 96%, transparent)}}.coach-fab{color:#f4f1ea;box-shadow:var(--shadow-raised);-webkit-backdrop-filter:blur(18px)saturate(140%);backdrop-filter:blur(18px)saturate(140%);transition:transform .24s var(--ease-out-soft), box-shadow .24s, border-color .24s}.coach-fab:hover{border-color:var(--color-gold-500);box-shadow:var(--shadow-lg);transform:translateY(-3px)}.coach-fab-icon{background:var(--brand-ink-deep);width:2.45rem;height:2.45rem;box-shadow:0 0 0 2px var(--color-gold-500);border-radius:999px;place-items:center;display:grid;overflow:hidden}.coach-fab-label{font-size:.82rem;font-weight:700}.coach-online-dot{border:2px solid var(--brand-ink);background:var(--color-gold-400);border-radius:999px;width:.48rem;height:.48rem;box-shadow:0 0 0 3px #f7ad4433}@supports (color:color-mix(in lab, red, red)){.coach-online-dot{box-shadow:0 0 0 3px color-mix(in oklch, var(--color-gold-400) 20%, 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-14px #1f3472e6,inset 0 1px #fff3}@supports (color:color-mix(in lab, red, red)){.tutor-opening-badge{box-shadow:0 16px 34px -14px color-mix(in oklch, var(--color-accent-700) 90%, transparent), inset 0 1px 0 #fff3}}.tutor-opening-badge{animation:2.2s ease-in-out infinite tutor-badge-breathe}.tutor-opening-badge:after{content:"";background:var(--color-gold-300);width:.36rem;height:.36rem;box-shadow:0 0 10px var(--color-gold-400);top:.55rem;border-radius:999px;animation:1.2s ease-in-out infinite loader-glow;position:absolute;inset-inline-end:.6rem}.tutor-opening-page{border:1px solid var(--border);background:repeating-linear-gradient(#0000 0 1.2rem,#4265c21a 1.2rem calc(1.2rem + 1px)),#fdfcf8;border-radius:.9rem;flex:none;width:13rem;height:4.9rem;margin-top:1.1rem;position:relative}@supports (color:color-mix(in lab, red, red)){.tutor-opening-page{background:repeating-linear-gradient(to bottom, transparent 0 1.2rem, color-mix(in oklch, var(--color-accent-500) 10%, transparent) 1.2rem calc(1.2rem + 1px)), #fdfcf8}}.tutor-opening-page{background-position:0 .3rem}.dark .tutor-opening-page{background:repeating-linear-gradient(to bottom, transparent 0 1.2rem, #cec8ff17 1.2rem calc(1.2rem + 1px)), var(--surface-soft);background-position:0 .3rem}.tutor-opening-page i{background:linear-gradient(90deg, var(--color-accent-700), var(--color-accent-500));border-radius:999px;height:.32rem;position:absolute;inset-inline-start:1.1rem}[dir=rtl] .tutor-opening-page i{background:linear-gradient(270deg, var(--color-accent-700), var(--color-accent-500))}.tutor-opening-page i:first-child{width:10.5rem;animation:3.4s ease-in-out infinite tutor-write-1;top:1.05rem}.tutor-opening-page i:nth-child(2){width:8rem;animation:3.4s ease-in-out infinite tutor-write-2;top:2.3rem}.tutor-opening-page i:nth-child(3){width:9.5rem;animation:3.4s ease-in-out infinite tutor-write-3;top:3.55rem}.tutor-opening-pen{color:var(--color-accent-700);top:0;margin-inline-start:-15px;animation:3.4s ease-in-out infinite tutor-pen;display:grid;position:absolute;inset-inline-start:1.1rem}.dark .tutor-opening-pen{color:var(--color-accent-300)}[dir=rtl] .tutor-opening-pen{--flow:-1}[dir=ltr] .tutor-opening-pen svg{transform:scaleX(-1)}.tutor-opening-progress{inset-inline:0;background:#4265c21f;height:3px;position:absolute;bottom:0;overflow:hidden}@supports (color:color-mix(in lab, red, red)){.tutor-opening-progress{background:color-mix(in oklch, var(--color-accent-500) 12%, transparent)}}.tutor-opening-progress:after{content:"";background:linear-gradient(90deg, transparent, var(--color-accent-600), var(--color-gold-500), transparent);border-radius:3px;width:34%;animation:1.5s cubic-bezier(.45,0,.25,1) infinite loader-slide;position:absolute;inset-block:0;inset-inline-start:0}[dir=rtl] .tutor-opening-progress:after{--flow:-1}.tutor-dialog.is-loading{width:min(23.5rem,100vw - 32px);height:min(26rem,100dvh - 32px)}.tutor-dialog.is-loading .tutor-opening-card{width:100%;height:100%;box-shadow:none;border:0;border-radius:0;animation:none}@keyframes tutor-layer-in{0%{opacity:0}to{opacity:1}}@keyframes tutor-card-in{0%{opacity:0;transform:translateY(10px)scale(.96)}to{opacity:1;transform:translateY(0)scale(1)}}@keyframes tutor-badge-breathe{0%,to{transform:scale(1)}50%{transform:scale(1.05)}}@keyframes tutor-write-1{0%{opacity:1;width:0}20%,86%{opacity:1;width:10.5rem}96%,to{opacity:0;width:10.5rem}}@keyframes tutor-write-2{0%,24%{opacity:1;width:0}42%,86%{opacity:1;width:8rem}96%,to{opacity:0;width:8rem}}@keyframes tutor-write-3{0%,46%{opacity:1;width:0}64%,86%{opacity:1;width:9.5rem}96%,to{opacity:0;width:9.5rem}}@keyframes tutor-pen{0%{opacity:1;transform:translateY(.31rem)}20%{transform:translate(calc(var(--flow,1) * 10.5rem), .31rem)}24%{transform:translateY(1.56rem)}42%{transform:translate(calc(var(--flow,1) * 8rem), 1.56rem)}46%{transform:translateY(2.81rem)}64%,86%{transform:translate(calc(var(--flow,1) * 9.5rem), 2.81rem);opacity:1}96%,to{transform:translate(calc(var(--flow,1) * 9.5rem), 2.81rem);opacity:0}}.tutor-view-toggle{border:1px solid #4265c238;align-items:center;gap:.4rem;min-height:2.1rem;padding:.25rem .7rem;display:inline-flex}@supports (color:color-mix(in lab, red, red)){.tutor-view-toggle{border:1px solid color-mix(in oklch, var(--color-accent-500) 22%, transparent)}}.tutor-view-toggle{background:oklch(53% .15 266);border-radius:999px}@supports (color:color-mix(in lab, red, red)){.tutor-view-toggle{background:color-mix(in oklch, var(--color-accent-500) 6%, var(--surface-raised))}}.tutor-view-toggle{color:var(--color-accent-700);letter-spacing:0;white-space:nowrap;font-size:.74rem;font-weight:700;transition:background-color .2s,border-color .2s,color .2s}.tutor-view-toggle:hover{border-color:var(--color-accent-500);background:oklch(53% .15 266)}@supports (color:color-mix(in lab, red, red)){.tutor-view-toggle:hover{background:color-mix(in oklch, var(--color-accent-500) 12%, var(--surface-raised))}}.tutor-view-toggle[aria-pressed=true]{background:var(--color-accent-700);color:#fff;border-color:#0000}.dark .tutor-view-toggle{color:var(--color-accent-200)}.dark .tutor-view-toggle[aria-pressed=true]{color:#fff}.tutor-view-toggle:focus-visible{outline:2px solid var(--color-accent-500);outline-offset:2px}[dir=ltr] .tutor-view-toggle .tutor-panel-icon{transform:scaleX(-1)}img[data-protected-media]{-webkit-user-drag:none;-webkit-touch-callout:none;-webkit-user-select:none;user-select:none}img.protected-media-pending,img.protected-media-unavailable{background:#dce0e673;border-radius:.75rem;min-height:3rem}@supports (color:color-mix(in lab, red, red)){img.protected-media-pending,img.protected-media-unavailable{background:color-mix(in oklch, var(--color-ink-200) 45%, transparent)}}img.protected-media-pending{animation:1.4s ease-in-out infinite protected-media-pulse}@keyframes protected-media-pulse{50%{opacity:.55}}@media (prefers-reduced-motion:reduce){img.protected-media-pending{animation:none}}.protected-audio-start{background:var(--color-accent-600);color:#fff;border-radius:.75rem;padding:.55rem 1rem;font-weight:600}.protected-audio-status{color:var(--color-ink-500);font-size:.9rem}html.als-learner a[href$=\.pdf i],html.als-learner a[href*=".pdf#" i],html.als-learner a[href*="/static/"],html.als-learner a[href*="/media/"],html.als-learner a[href^=blob\:],html.als-learner a[href*="/book/"],html.als-learner a[href*="/source/"],html.als-learner a[href$=\/library]{display:none!important}@media print{html.als-learner:not(.als-print-sheet) body *{visibility:hidden!important}html.als-learner:not(.als-print-sheet) body:before{content:"طباعة محتوى المنصة غير متاحة.";visibility:visible;font:600 1.25rem var(--font-arabic);padding:2rem;display:block}}@property --tw-rotate-x{syntax:"*";inherits:false}@property --tw-rotate-y{syntax:"*";inherits:false}@property --tw-rotate-z{syntax:"*";inherits:false}@property --tw-skew-x{syntax:"*";inherits:false}@property --tw-skew-y{syntax:"*";inherits:false}@property --tw-space-y-reverse{syntax:"*";inherits:false;initial-value:0}@property --tw-border-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-leading{syntax:"*";inherits:false}@property --tw-font-weight{syntax:"*";inherits:false}@property --tw-tracking{syntax:"*";inherits:false}@property --tw-ordinal{syntax:"*";inherits:false}@property --tw-slashed-zero{syntax:"*";inherits:false}@property --tw-numeric-figure{syntax:"*";inherits:false}@property --tw-numeric-spacing{syntax:"*";inherits:false}@property --tw-numeric-fraction{syntax:"*";inherits:false}@property --tw-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-shadow-color{syntax:"*";inherits:false}@property --tw-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-inset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-shadow-color{syntax:"*";inherits:false}@property --tw-inset-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-ring-color{syntax:"*";inherits:false}@property --tw-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-inset-ring-color{syntax:"*";inherits:false}@property --tw-inset-ring-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-ring-inset{syntax:"*";inherits:false}@property --tw-ring-offset-width{syntax:"<length>";inherits:false;initial-value:0}@property --tw-ring-offset-color{syntax:"*";inherits:false;initial-value:#fff}@property --tw-ring-offset-shadow{syntax:"*";inherits:false;initial-value:0 0 #0000}@property --tw-outline-style{syntax:"*";inherits:false;initial-value:solid}@property --tw-blur{syntax:"*";inherits:false}@property --tw-brightness{syntax:"*";inherits:false}@property --tw-contrast{syntax:"*";inherits:false}@property --tw-grayscale{syntax:"*";inherits:false}@property --tw-hue-rotate{syntax:"*";inherits:false}@property --tw-invert{syntax:"*";inherits:false}@property --tw-opacity{syntax:"*";inherits:false}@property --tw-saturate{syntax:"*";inherits:false}@property --tw-sepia{syntax:"*";inherits:false}@property --tw-drop-shadow{syntax:"*";inherits:false}@property --tw-drop-shadow-color{syntax:"*";inherits:false}@property --tw-drop-shadow-alpha{syntax:"<percentage>";inherits:false;initial-value:100%}@property --tw-drop-shadow-size{syntax:"*";inherits:false}@property --tw-duration{syntax:"*";inherits:false}@property --tw-ease{syntax:"*";inherits:false}@property --tw-translate-x{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-y{syntax:"*";inherits:false;initial-value:0}@property --tw-translate-z{syntax:"*";inherits:false;initial-value:0}@property --tw-scale-x{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-y{syntax:"*";inherits:false;initial-value:1}@property --tw-scale-z{syntax:"*";inherits:false;initial-value:1}@keyframes spin{to{transform:rotate(360deg)}}