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.rd-page-box{background:#1a1c22}.rd-page-box canvas{max-width:100%;display:block;height:auto!important}.rd-num{color:#9aa0a6;font-size:var(--fs-sm);direction:rtl}.rd-loading{color:var(--muted-foreground);direction:rtl;margin:40px auto}.rd-page{font-size:var(--fs-sm);white-space:nowrap;align-items:center;gap:6px;display:inline-flex}.rd-page input{text-align:center;width:64px;height:34px;padding:0 8px}.rd-foot input[type=range]{accent-color:var(--primary-strong);direction:rtl;background:0 0;border:0;flex:1;height:auto;padding:0}.rd-toc-list{gap:2px;margin:0;padding:0;list-style:none;display:grid}.rd-toc-list button{border-radius:var(--radius-md);width:100%;color:var(--foreground);font:inherit;font-size:var(--fs-sm);text-align:start;cursor:pointer;background:0 0;border:0;justify-content:space-between;gap:12px;padding:10px;display:flex}.rd-toc-list button:hover{background:var(--muted)}.rd-toc-list small{color:var(--muted-foreground)}.note .note-read{margin-inline-end:6px}.note-subjects{gap:16px;display:grid}.note-subjects>.card{margin:0}.note-subject-head{justify-content:space-between;align-items:baseline;gap:10px;margin-bottom:8px;display:flex}.note-subject-head h2{font-size:var(--fs-lg);margin:0}.note-offer{padding-top:12px}.note-offer+.note-offer{border-top:1px dashed var(--border);margin-top:12px}.note-offer .note-course-head{justify-content:flex-start;align-items:center;gap:10px;margin-bottom:10px;display:flex}.note-offer .note-course-head span:last-child{display:grid}.sr-hero{border-radius:var(--radius-card);background:linear-gradient(135deg, var(--primary-soft), transparent 70%), var(--card);border:1px solid var(--border);gap:12px;padding:clamp(16px,3vw,28px);display:grid}.sr-form{gap:10px;display:flex}.sr-input{flex:1}.sr-input input{height:52px;font-size:var(--fs-lg)}.sr-summary{color:var(--muted-foreground);margin:0}.sr-summary b{color:var(--foreground)}.sr-tabs{scrollbar-width:none;border-bottom:1px solid var(--border);gap:6px;padding-bottom:2px;display:flex;overflow-x:auto}.sr-tabs::-webkit-scrollbar{display:none}.sr-tabs a{color:var(--muted-foreground);font-size:var(--fs-sm);white-space:nowrap;border-bottom:2px solid #0000;align-items:center;gap:6px;margin-bottom:-1px;padding:10px 14px;display:inline-flex}.sr-tabs a:hover{color:var(--foreground)}.sr-tabs a[aria-current]{color:var(--foreground);border-bottom-color:var(--primary);font-weight:600}.sr-tabs small{border-radius:var(--radius-pill);background:var(--muted);font-size:var(--fs-xs);padding:0 7px}.sr-block{gap:12px;display:grid}.sr-head{justify-content:space-between;align-items:baseline;gap:10px;display:flex}.sr-head h2{font-size:var(--fs-xl);align-items:center;gap:8px;margin:0;display:flex}.sr-head h2 .i{color:var(--primary-ink)}.sr-head small{font-size:var(--fs-sm);font-weight:400}.sr-block>.card{margin:0}.sr-fields{flex-wrap:wrap;justify-content:center;gap:6px;margin-bottom:12px;display:flex}.chip-btn{font:inherit;font-size:var(--fs-sm);border:1px solid var(--border);border-radius:var(--radius-pill);background:var(--card);height:34px;color:var(--foreground);cursor:pointer;padding:0 14px}.chip-btn:hover{border-color:var(--primary);color:var(--primary-ink)}@media (max-width:760px){.sr-form{flex-direction:column}}.course-info{margin:0 0 16px;padding:0}.course-info>summary{cursor:pointer;grid-template-columns:auto minmax(0,1fr) auto;align-items:center;gap:14px;padding:12px 16px;list-style:none;display:grid}.course-info>summary::-webkit-details-marker{display:none}.course-info>summary .cover.thumb{width:96px}.ci-text{min-width:0;display:grid}.ci-text b{font-weight:600}.course-info[open]>summary{border-bottom:1px solid var(--border)}.course-info[open] .ci-edit{display:none}.ci-form{padding:18px 20px 20px}@media (max-width:760px){.course-info>summary{grid-template-columns:auto minmax(0,1fr)}.ci-edit{grid-column:1/-1;justify-self:start}}.course-banner .cb-in{grid-template-columns:minmax(0,1fr)}.course-banner .cb-text{max-width:760px}.course-banner.has-cover{background:#000;align-items:end;min-height:clamp(320px,42vw,440px);display:grid}.course-banner.has-cover>.cb-in{width:100%}.course-banner.has-cover:before{display:none}.course-banner.has-cover:after{background:linear-gradient(270deg,#000000db,#0000009e 48%,#00000047),linear-gradient(#0000 45%,#0000008c)}.cb-bg{z-index:-2;object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.course-banner.plain{color:var(--foreground);background:var(--card);border-bottom:1px solid var(--border)}.course-banner.plain:before{background:radial-gradient(70% 120% at 85% 20%, var(--primary-soft), transparent 70%), radial-gradient(60% 120% at 10% 100%, color-mix(in oklab, var(--key) 14%, transparent), transparent 70%)}.course-banner.plain:after{display:none}.course-banner.plain .bb-glyph{color:var(--primary);opacity:.08;display:block}.course-banner.plain .cb-text .crumbs,.course-banner.plain .cb-text .crumbs a{color:var(--muted-foreground)}.course-banner.plain .cb-text .crumbs a:hover{color:var(--foreground)}.course-banner.plain .bb-chips li{background:var(--background);border-color:var(--border);color:var(--foreground)}.course-banner.plain .bb-chips li a{color:inherit}.course-banner.plain .bb-lead{color:var(--muted-foreground)}.course-banner.plain a.cb-teacher{color:var(--foreground)}.course-banner.plain .cb-teacher small{color:var(--muted-foreground)}.course-banner.plain .cb-teacher .face{background:var(--primary-soft);color:var(--primary-ink)}.crop-current{display:inline-block;position:relative}.crop-current img{border-radius:var(--radius-lg);max-width:100%;max-height:260px;display:block}.crop-del{top:8px;border-radius:var(--radius-md);color:#fff;height:32px;font:inherit;font-size:var(--fs-xs);cursor:pointer;background:#d92d20eb;border:0;align-items:center;gap:6px;padding:0 12px;font-weight:600;display:inline-flex;position:absolute;inset-inline-end:8px;box-shadow:0 6px 16px -6px #00000080}.crop-del:hover{background:var(--destructive)}select:not([multiple]){appearance:none;cursor:pointer;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236c6b73' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-position:14px;background-repeat:no-repeat;background-size:16px;padding-inline-end:40px}select:not([multiple]),:root select:not([multiple]){background-position:14px!important;background-repeat:no-repeat!important;background-size:16px!important}select:not([multiple]):hover{border-color:color-mix(in oklab, var(--foreground) 30%, var(--input))}select:disabled{cursor:not-allowed}:root[data-theme=dark] select:not([multiple]){background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a1a1aa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E")}@media (prefers-color-scheme:dark){:root:not([data-theme=light]) select:not([multiple]){background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23a1a1aa' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E")}}select option,select optgroup{background:var(--card);color:var(--foreground)}.combo{display:block;position:relative}.combo-pop{top:calc(100% + 6px);z-index:25;background:var(--card);border:1px solid var(--border);border-radius:var(--radius-xl);max-height:260px;box-shadow:var(--shadow-lg);margin:0;padding:6px;font-weight:400;list-style:none;position:absolute;inset-inline:0;overflow-y:auto}.combo-pop li{border-radius:var(--radius-md);cursor:pointer;font-size:var(--fs-sm);color:var(--foreground);padding:9px 12px}.combo-pop li[aria-selected=true],.combo-pop li:hover{background:var(--muted)}.combo-pop mark{color:var(--primary-ink);background:0 0;font-weight:700}.combo-pop .combo-new{color:var(--muted-foreground);font-size:var(--fs-xs);cursor:default}.combo-pop .combo-new:hover{background:0 0}.offerings>p.muted{margin:-4px 0 10px}.offer-term .chip-s{margin-inline-start:6px}.offer-new>summary{list-style:none}.offer-new>summary::-webkit-details-marker{display:none}.offer-new[open]>summary{display:none}.offer-new .form{border-radius:var(--radius-xl);background:var(--background);padding:12px}.offer-new .form p{margin:0}.copy-list{gap:6px;margin:0;padding:0;list-style:none;display:grid}.copy-list li{align-items:center;gap:8px;display:flex}.copy-list .yes .i{color:var(--ok)}.copy-list .no{color:var(--muted-foreground)}.sf-trust{max-width:var(--content-w);grid-template-columns:1fr 1fr;gap:16px;margin:28px auto 0;display:grid}.sf-strip{border:1px solid var(--border);border-radius:var(--radius-2xl);background:var(--background);align-content:start;gap:10px;padding:16px;display:grid}.sf-strip h2{font-size:var(--fs-sm);margin:0;font-weight:600}.sf-slots{flex-wrap:wrap;gap:8px;display:flex}.sf-slot{border:1.5px dashed var(--input);border-radius:var(--radius-lg);min-width:110px;height:56px;color:var(--muted-foreground);font-size:var(--fs-xs);text-align:center;flex:1;place-items:center;padding:0 12px;display:grid}.sf-slot.badge{flex:0 100px;min-width:90px;height:90px;line-height:1.6}.sf-sponsor{width:max-content;font-size:var(--fs-sm);color:var(--primary-ink);align-items:center;gap:8px;font-weight:600;display:inline-flex}.sf-sponsor:hover{color:var(--primary-ink);text-underline-offset:4px;text-decoration:underline}@media (max-width:760px){.sf-trust{grid-template-columns:1fr}}.row-assoc .track{grid-auto-columns:300px}.assoc-tile{--key:var(--primary);background:var(--card);border:1px solid var(--border);border-radius:var(--radius-card);height:100%;color:var(--foreground);transition:border-color .18s, box-shadow .25s, translate .25s var(--ease);flex-direction:column;display:flex;overflow:hidden}.assoc-tile[data-p="0"]{--key:#4f56e8}.assoc-tile[data-p="1"]{--key:#c79a12}.assoc-tile[data-p="2"]{--key:#5a64b8}.assoc-tile[data-p="3"]{--key:#10a37a}.assoc-tile[data-p="4"]{--key:#7c5cf0}.assoc-tile[data-p="5"]{--key:#6b6b7b}.assoc-tile:hover{color:var(--foreground);border-color:color-mix(in oklab, var(--key) 55%, var(--border));box-shadow:0 18px 40px -22px color-mix(in oklab, var(--key) 70%, transparent);translate:0 -3px}.at-band{background:radial-gradient(120% 160% at 100% 0%, color-mix(in oklab, var(--key) 55%, transparent), transparent 70%), linear-gradient(135deg, color-mix(in oklab, var(--key) 22%, var(--card)), color-mix(in oklab, var(--key) 8%, var(--card)));border-bottom:1px solid color-mix(in oklab, var(--key) 18%, var(--border));justify-content:flex-end;align-items:flex-start;height:64px;padding:10px 12px;display:flex;position:relative}.at-open{font-size:var(--fs-xs);corner-shape:round;background:color-mix(in oklab, var(--card) 85%, transparent);color:var(--primary);border:1px solid color-mix(in oklab, var(--primary) 30%, transparent);border-radius:999px;padding:1px 9px;font-weight:600}.at-head{justify-items:start;gap:8px;margin:-30px 16px 0;display:grid;position:relative}.at-head .alogo{border:3px solid var(--card);background:var(--key);width:56px;height:56px;box-shadow:0 6px 16px -8px #00000073}.at-head img.alogo{background:#fff}.at-id{width:100%;min-width:0;line-height:1.6;display:grid}.at-id strong{font-weight:700;font-size:var(--fs-sm)}.at-id small{color:var(--muted-foreground);font-size:var(--fs-xs);align-items:center;gap:4px;display:flex}.at-about{color:var(--muted-foreground);font-size:var(--fs-xs);min-height:3.8em;margin:8px 16px 0;line-height:1.9}.at-next{border-radius:var(--radius-md);font-size:var(--fs-xs);background:color-mix(in oklab, var(--key) 9%, transparent);color:var(--foreground);align-items:center;gap:6px;margin:12px 16px 0;padding:7px 10px;display:flex}.at-next .i{color:var(--key);flex:none}.at-next b{font-weight:600}.at-next.quiet{color:var(--muted-foreground);background:var(--muted)}.at-stats{grid-template-columns:repeat(3,1fr);margin-top:auto;padding-top:14px;display:grid}.at-stats>span{border-top:1px solid var(--border);color:var(--muted-foreground);text-align:center;justify-items:center;gap:1px;padding:10px 4px 12px;font-size:11px;display:grid}.at-stats>span+span{border-inline-start:1px solid var(--border)}.at-stats b{font-size:var(--fs-base);color:var(--foreground);font-weight:700}@media (max-width:560px){.row-assoc .track{grid-auto-columns:80%}}.assoc-stats{font-size:var(--fs-xs);color:var(--muted-foreground);flex-wrap:wrap;justify-content:center;gap:4px 10px;margin-top:auto;padding-top:8px;display:flex}.assoc-stats span{align-items:center;gap:4px;display:inline-flex}.course-banner.plain .bb-glyph{inset-inline-start:auto;left:5%;right:auto}.panel-tag{border-radius:var(--radius-md);background:var(--primary-soft);color:var(--primary-ink);font-size:var(--fs-xs);align-items:center;gap:8px;margin:18px 0 0;padding:6px 10px;font-weight:600;display:flex}.panel .side-nav:not(.panel-switch){margin-top:14px}.panel-switch{border-top:1px solid var(--border);margin-top:0;padding-top:10px}.panel-switch a{font-size:var(--fs-xs);color:var(--muted-foreground)}.panel-switch a .i{color:var(--muted-foreground)}.topbar.panel-bar{justify-content:space-between;align-items:center;gap:12px;display:flex}.panel-bar .top-actions{margin-inline-start:auto}.panel main{padding-bottom:clamp(48px,6vw,80px)}:root[data-side=mini] .panel-tag{justify-content:center;padding:8px 0}:root[data-side=mini] .panel .side-nav:not(.panel-switch){margin-top:14px}@media (max-width:760px){.topbar.panel-bar .brand-m span:last-child{font-size:var(--fs-sm)}.panel main{padding-bottom:110px}}.acct-head{flex-wrap:wrap;align-items:center;gap:16px;display:flex}.acct-head .avatar{width:56px;height:56px;font-size:var(--fs-xl);flex:none}.acct-head h1{margin:0}.acct-head .lead{margin:4px 0 0}.acct-courses{gap:10px;display:grid}.acct-course{border:1px solid var(--border);border-radius:var(--radius-xl);background:var(--card);grid-template-columns:1fr auto;align-items:center;gap:6px 16px;padding:14px 16px;display:grid}.acct-course .bar-row{grid-column:1/-1}.acct-course small{display:block}.sessions li{justify-content:space-between;align-items:center;gap:12px;display:flex}.side>.side-head,.side>.panel-tag,.side>.side-foot{flex:none}.side>.side-nav{scrollbar-width:thin;flex:0 auto;min-height:0;overflow-y:auto}.bdg{--bc:#10b981;--bc2:#6ee7b7;isolation:isolate;border:1px solid color-mix(in oklab, var(--bc) 38%, transparent);border-radius:var(--radius-pill);background:color-mix(in oklab, var(--bc) 13%, var(--card));height:28px;color:color-mix(in oklab, var(--bc) 62%, var(--foreground));font-size:var(--fs-xs);white-space:nowrap;vertical-align:middle;cursor:default;align-items:center;gap:6px;padding:0 12px 0 10px;font-weight:600;display:inline-flex;position:relative;overflow:hidden}.bdg .i{color:var(--bc);flex:none}.bdg.lg{height:34px;font-size:var(--fs-sm);gap:8px;padding:0 15px 0 12px}.bdg[data-color=blue]{--bc:#3b82f6;--bc2:#93c5fd}.bdg[data-color=violet]{--bc:#8b5cf6;--bc2:#e879f9}.bdg[data-color=amber]{--bc:#f59e0b;--bc2:#fde68a}.bdg[data-color=rose]{--bc:#f43f5e;--bc2:#fda4af}.bdg[data-color=slate]{--bc:#64748b;--bc2:#cbd5e1}.bdg[data-color=gold]{--bc:#d4a017;--bc2:#fff1a8;background:linear-gradient(135deg, color-mix(in oklab, #f6d365 32%, var(--card)), color-mix(in oklab, #d4a017 16%, var(--card)))}.badges-row{flex-wrap:wrap;gap:6px;margin-top:10px;display:flex}.bdg[data-fx=shine]:after{content:"";z-index:-1;pointer-events:none;background:linear-gradient(105deg, transparent 30%, color-mix(in oklab, var(--bc2) 70%, white) 50%, transparent 70%);opacity:.55;animation:3.8s ease-in-out infinite bdg-shine;position:absolute;inset:0;translate:130%}@keyframes bdg-shine{0%,50%{translate:130%}to{translate:-130%}}.bdg[data-fx=glow]{animation:2.6s ease-in-out infinite bdg-glow;overflow:visible}@keyframes bdg-glow{50%{box-shadow:0 0 0 3px color-mix(in oklab, var(--bc) 16%, transparent), 0 0 16px color-mix(in oklab, var(--bc) 45%, transparent)}}@property --bdg-a{syntax:"<angle>";inherits:false;initial-value:0deg}.bdg[data-fx=aurora]{background:linear-gradient(color-mix(in oklab, var(--bc) 13%, var(--card)), color-mix(in oklab, var(--bc) 13%, var(--card))) padding-box, conic-gradient(from var(--bdg-a), var(--bc), var(--bc2), color-mix(in oklab, var(--bc) 20%, transparent) 45%, var(--bc2) 75%, var(--bc)) border-box;border:1.5px solid #0000;animation:4s linear infinite bdg-turn}@keyframes bdg-turn{to{--bdg-a:360deg}}.bdg[data-fx=float] .i{animation:2.4s ease-in-out infinite bdg-float}@keyframes bdg-float{50%{translate:0 -2px;rotate:-10deg}}@media (prefers-reduced-motion:reduce){.bdg,.bdg:after,.bdg .i{animation:none!important}}.bdg-preview{border:1px dashed var(--border);border-radius:var(--radius-xl);background:var(--muted);place-items:center;min-height:96px;display:grid}.icon-pick,.color-pick{flex-wrap:wrap;gap:6px;display:flex}.icon-pick 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