.sk-bell{position:relative;display:inline-flex}.sk-bell__btn{position:relative;background:none;border:none;cursor:pointer;color:#fff;padding:6px;display:inline-flex;align-items:center}.sk-bell__badge{position:absolute;top:0;right:0;min-width:16px;height:16px;padding:0 4px;background:var(--sk-fail, #dc2626);color:#fff;border-radius:999px;font-family:var(--sk-font-mono);font-size:10px;line-height:16px;text-align:center;font-weight:700}.sk-bell__dropdown{position:absolute;top:calc(100% + 8px);right:0;width:340px;max-width:90vw;background:var(--sk-white, #fff);color:var(--color-text, #0f172a);border:1px solid var(--sk-grey-300);border-radius:12px;box-shadow:0 8px 28px #0000002e;z-index:1000;overflow:hidden}.sk-bell__head{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--sk-grey-300);font-family:var(--sk-font-display);font-weight:600;font-size:14px}.sk-bell__markall{background:none;border:none;color:var(--sk-blue);font-family:var(--sk-font-body);font-size:12px;cursor:pointer;padding:0}.sk-bell__empty{padding:24px 14px;text-align:center;font-family:var(--sk-font-body);font-size:13px;color:var(--sk-grey-700)}.sk-bell__list{list-style:none;margin:0;padding:0;max-height:360px;overflow-y:auto}.sk-bell__row{display:flex;gap:10px;width:100%;text-align:left;background:none;border:none;border-bottom:1px solid var(--sk-grey-100, #eef0f3);padding:10px 14px;cursor:pointer}.sk-bell__row:hover{background:#0008ff0a}.sk-bell__row--unread{background:#adf80214;border-left:3px solid var(--sk-lime)}.sk-bell__icon{font-size:18px;flex-shrink:0}.sk-bell__text{display:flex;flex-direction:column;gap:2px;min-width:0}.sk-bell__title{font-family:var(--sk-font-body);font-size:13px;font-weight:600}.sk-bell__row--unread .sk-bell__title{font-weight:700}.sk-bell__excerpt{font-family:var(--sk-font-body);font-size:12px;color:var(--sk-grey-700);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sk-bell__time{font-family:var(--sk-font-mono);font-size:10px;color:var(--sk-grey-700)}.sk-bell__viewall{display:block;width:100%;text-align:center;padding:10px;background:none;border:none;border-top:1px solid var(--sk-grey-300);color:var(--sk-blue);font-family:var(--sk-font-display);font-size:13px;cursor:pointer}.sk-inbox{max-width:720px;margin:0 auto;padding:32px 20px 64px}.sk-inbox__head{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.sk-inbox__h1{font-family:var(--sk-font-display);font-size:28px;margin:0}.sk-inbox__tabs{display:flex;gap:4px;border-bottom:1px solid var(--sk-grey-300);margin-bottom:16px}.sk-inbox__tab{font-family:var(--sk-font-display);font-size:14px;padding:8px 16px;background:none;border:none;border-bottom:2px solid transparent;cursor:pointer;color:var(--sk-grey-700)}.sk-inbox__tab--active{color:var(--sk-blue);border-bottom-color:var(--sk-blue)}.sk-inbox__list{display:flex;flex-direction:column;gap:8px}.sk-inbox__row{display:grid;grid-template-columns:auto 1fr auto;gap:12px;align-items:start;border:1px solid var(--sk-grey-300);border-radius:10px;padding:14px}.sk-inbox__row--unread{border-left:3px solid var(--sk-lime);background:#adf8020d}.sk-inbox__icon{font-size:22px}.sk-inbox__body{min-width:0}.sk-inbox__title{font-family:var(--sk-font-display);font-weight:600;font-size:15px;cursor:pointer}.sk-inbox__time{font-family:var(--sk-font-mono);font-size:11px;color:var(--sk-grey-700)}.sk-inbox__dismiss{background:none;border:none;color:var(--sk-grey-700);cursor:pointer;font-size:16px;line-height:1}.sk-inbox__empty{text-align:center;padding:48px 0;font-family:var(--sk-font-body);color:var(--sk-grey-700)}.sk-inbox__pager{display:flex;align-items:center;justify-content:center;gap:14px;margin-top:16px}.sk-inbox__msg{font-family:var(--sk-font-body);font-size:14px;color:var(--sk-grey-700);padding:12px 0}.sk-lb{max-width:720px;margin:0 auto;padding:32px 20px 64px}.sk-lb__h1{font-family:var(--sk-font-display);font-size:28px;margin:0 0 4px}.sk-lb__reset{font-family:var(--sk-font-mono);font-size:12px;color:var(--sk-grey-700);margin:0 0 20px}.sk-lb__focus{border-left:4px solid var(--sk-lime);background:#adf8021a;padding:12px 16px;border-radius:8px;margin-bottom:20px;font-family:var(--sk-font-body)}.sk-lb__focus-label{font-family:var(--sk-font-display);font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--sk-grey-700)}.sk-lb__focus-title{font-family:var(--sk-font-display);font-size:16px}.sk-lb__list{display:flex;flex-direction:column;gap:6px}.sk-lb__row{display:grid;grid-template-columns:40px auto 1fr 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var(--sk-grey-300);border-radius:12px;padding:18px}.sk-gam__card-title{font-family:var(--sk-font-display);font-size:13px;text-transform:uppercase;letter-spacing:.05em;color:var(--sk-grey-700);margin:0 0 10px}.sk-xp-level{display:flex;align-items:baseline;gap:10px}.sk-xp-levelnum{font-family:var(--sk-font-display);font-size:30px;font-weight:700;color:var(--sk-blue)}.sk-xp-title{font-family:var(--sk-font-display);font-size:15px}.sk-xp-total{font-family:var(--sk-font-mono);font-size:12px;color:var(--sk-grey-700);margin-top:4px}.sk-xp-bar{height:10px;background:var(--sk-grey-100, #eef0f3);border-radius:6px;overflow:hidden;margin-top:12px}.sk-xp-bar-fill{height:100%;background:var(--sk-lime);border-radius:6px}.sk-xp-next{font-family:var(--sk-font-mono);font-size:11px;color:var(--sk-grey-700);margin-top:6px}.sk-streak-row{display:flex;align-items:center;gap:12px}.sk-streak-flame{font-size:30px}.sk-streak-num{font-family:var(--sk-font-display);font-size:30px;font-weight:700}.sk-streak-sub{font-family:var(--sk-font-mono);font-size:12px;color:var(--sk-grey-700)}.sk-heatmap{display:grid;grid-template-columns:repeat(15,1fr);gap:3px;margin-top:12px}.sk-heatmap-cell{aspect-ratio:1;border-radius:3px;background:var(--sk-grey-100, #eef0f3)}.sk-heatmap-cell--on{background:var(--sk-lime)}.sk-badges{display:grid;grid-template-columns:repeat(auto-fill,minmax(120px,1fr));gap:12px}.sk-badge-card{border:1px solid var(--sk-grey-300);border-radius:12px;padding:14px;text-align:center}.sk-badge-card--locked{opacity:.45}.sk-badge-icon{font-size:26px}.sk-badge-name{font-family:var(--sk-font-display);font-size:13px;font-weight:600;margin-top:6px}.sk-badge-desc{font-family:var(--sk-font-body);font-size:11px;color:var(--sk-grey-700);margin-top:2px}.sk-account__divider{border:none;border-top:1px solid var(--sk-grey-300);margin:24px 0}.sk-xptoast{position:fixed;bottom:24px;right:24px;z-index:1000;background:#0f172a;color:#fff;border-radius:12px;padding:14px 18px;box-shadow:0 8px 24px #00000040;animation:sk-xptoast-in .25s ease-out}.sk-xptoast__xp{font-family:var(--sk-font-display);font-weight:700;font-size:18px;color:var(--sk-lime)}.sk-xptoast__badge{font-family:var(--sk-font-body);font-size:13px;margin-top:4px}@keyframes sk-xptoast-in{0%{transform:translateY(12px);opacity:0}to{transform:translateY(0);opacity:1}}@media (max-width: 640px){.sk-gam__cards{grid-template-columns:1fr}.sk-lb__row{grid-template-columns:32px auto 1fr auto}}.sk-goals__list{display:flex;flex-direction:column;gap:12px;margin-bottom:16px}.sk-goals__subhead{font-family:var(--sk-font-display);font-size:15px;margin:24px 0 8px;color:var(--sk-grey-700)}.sk-goal{border:1px solid var(--sk-grey-300);border-radius:12px;padding:16px}.sk-goal--done{opacity:.75}.sk-goal__head{display:flex;align-items:center;gap:8px;margin-bottom:8px}.sk-goal__badge{font-family:var(--sk-font-mono);font-size:11px;padding:2px 8px;border-radius:999px}.sk-goal__badge--course{background:#0008ff1a;color:var(--sk-blue)}.sk-goal__badge--xp_weekly{background:#adf80240;color:#3d5300}.sk-goal__badge--skill_area{background:#ff820026;color:#b35c00}.sk-goal__badge--custom{background:var(--sk-grey-100, #eef0f3);color:var(--sk-grey-700)}.sk-goal__due{font-family:var(--sk-font-mono);font-size:11px;color:var(--sk-grey-700)}.sk-goal__due--over{color:var(--sk-fail)}.sk-goal__done-tag{font-family:var(--sk-font-mono);font-size:11px;color:#15803d}.sk-goal__title{font-family:var(--sk-font-display);font-weight:600;font-size:16px;margin-bottom:8px}.sk-goal__track{height:10px;background:var(--sk-grey-100, #eef0f3);border-radius:6px;overflow:hidden}.sk-goal__bar{height:100%;background:var(--sk-lime);border-radius:6px;transition:width .3s}.sk-goal__bar--done{background:var(--sk-blue)}.sk-goal__label{font-family:var(--sk-font-mono);font-size:12px;color:var(--sk-grey-700);margin-top:6px}.sk-goal__actions{display:flex;gap:10px;margin-top:12px}.sk-goal-form{border:1px dashed var(--sk-grey-300);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:12px;margin-top:8px}.sk-goal-form__field{display:flex;flex-direction:column;gap:4px;font-family:var(--sk-font-body);font-size:13px;color:var(--sk-grey-700)}.sk-goal-form__input{padding:8px 10px;border:1px solid var(--sk-grey-300);border-radius:6px;font-family:var(--sk-font-body);font-size:14px}.sk-goal-form__err{color:var(--sk-fail);font-size:13px}.sk-goal-form__actions{display:flex;gap:10px}.sk-goal-strip{max-width:1080px;margin:0 auto;padding:8px 20px 0}.sk-goal-strip__head{font-family:var(--sk-font-display);font-size:14px;color:var(--sk-grey-700);margin:0 0 10px}.sk-goal-strip__cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:12px}.sk-goal-strip__card{display:block;border:1px solid var(--sk-grey-300);border-radius:10px;padding:12px 14px;text-decoration:none;color:inherit}.sk-goal-strip__card:hover{border-color:var(--sk-blue)}.sk-goal-strip__title{font-family:var(--sk-font-display);font-weight:600;font-size:13px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sk-goal-strip__track{height:6px;background:var(--sk-grey-100, #eef0f3);border-radius:4px;overflow:hidden;margin:8px 0 4px}.sk-goal-strip__bar{height:100%;background:var(--sk-lime);border-radius:4px}.sk-goal-strip__label{font-family:var(--sk-font-mono);font-size:10px;color:var(--sk-grey-700)}.sk-reco{max-width:1080px;margin:0 auto;padding:16px 20px 0}.sk-reco__head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:12px}.sk-reco__title{font-family:var(--sk-font-display);font-size:18px;margin:0}.sk-reco__all{font-family:var(--sk-font-mono);font-size:12px;color:var(--sk-blue);text-decoration:none}.sk-reco__all:hover{text-decoration:underline}.sk-reco__cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:14px}@media (max-width: 720px){.sk-reco__cards{grid-auto-flow:column;grid-template-columns:none;grid-auto-columns:80%;overflow-x:auto;scroll-snap-type:x mandatory}.sk-reco__card{scroll-snap-align:start}}.sk-reco__card{display:flex;gap:12px;align-items:center;border:1px solid var(--sk-grey-300);border-radius:12px;padding:12px 14px;text-decoration:none;color:inherit;background:var(--sk-surface, #fff);transition:border-color .15s,transform .15s}.sk-reco__card:hover{border-color:var(--sk-blue);transform:translateY(-1px)}.sk-reco__thumb{width:48px;height:48px;border-radius:8px;object-fit:cover;flex:0 0 auto}.sk-reco__thumb--letter{display:flex;align-items:center;justify-content:center;font-family:var(--sk-font-display);font-weight:700;font-size:20px;color:#fff;background:var(--sk-blue)}.sk-reco__body{display:flex;flex-direction:column;gap:4px;min-width:0;flex:1 1 auto}.sk-reco__card-title{font-family:var(--sk-font-display);font-weight:600;font-size:14px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sk-reco__reason{font-family:var(--sk-font-body);font-style:italic;font-size:12px;color:var(--sk-grey-700)}.sk-reco__track{height:6px;background:var(--sk-grey-100, #eef0f3);border-radius:4px;overflow:hidden;margin-top:4px}.sk-reco__bar{height:100%;background:var(--sk-lime);border-radius:4px}.sk-reco-tag{display:inline-block;font-family:var(--sk-font-mono);font-size:11px;font-style:italic;color:var(--sk-grey-700);margin-top:6px}.sk-filters{display:flex;flex-direction:column;gap:10px;margin-bottom:28px}.sk-filter-label{font-family:var(--sk-font-display);font-size:12px;font-weight:600;color:var(--sk-grey-700);min-width:68px;flex-shrink:0}.sk-chip{font-family:var(--sk-font-display);font-size:12px;font-weight:600;padding:5px 14px;border-radius:999px;border:1px solid var(--sk-grey-300);background:transparent;color:var(--sk-grey-700);cursor:pointer;transition:background .15s,border-color .15s,color .15s}.sk-chip:hover{border-color:var(--sk-blue);color:var(--sk-blue)}.sk-chip--group-active{background:var(--sk-grey-900, #111);color:var(--sk-lime);border-color:var(--sk-grey-900, #111)}.sk-chip--filter-active{background:var(--sk-blue);color:#fff;border-color:var(--sk-blue)}.sk-chip--stem-active{background:#166534;color:#dcfce7;border-color:#166534}.sk-cat-legend{display:flex;gap:20px;flex-wrap:wrap;margin-bottom:24px}.sk-cat-legend-item{display:flex;align-items:center;gap:6px;font-family:var(--sk-font-display);font-size:12px;color:var(--sk-grey-700)}.sk-cat-legend-dot{width:12px;height:4px;border-radius:2px;flex-shrink:0}.sk-cat-legend-dot--il{background:var(--sk-blue)}.sk-cat-legend-dot--sp{background:var(--sk-grey-300)}.sk-cat-legend-dot--stem{background:#16a34a}.sk-cat-legend-dot--sim{background:var(--sk-orange)}.sk-stem-section{background:#f0fdf4;border:1px solid #bbf7d0;border-radius:12px;padding:20px 24px 24px;margin-bottom:32px}[data-theme=dark] .sk-stem-section{background:#16a34a14;border-color:#16a34a40}.sk-stem-section .sk-cat-section-header{margin-bottom:16px}.sk-stem-section-title{font-family:var(--sk-font-display);font-size:16px;font-weight:700;color:#15803d}.sk-stem-section-sub{font-family:var(--sk-font-body);font-size:13px;color:#166534;margin-top:2px}.sk-featured{display:flex;justify-content:space-between;align-items:center;gap:20px;background:var(--sk-white);border:2px solid var(--sk-blue);border-radius:12px;padding:20px 24px;margin-bottom:32px}@media (max-width: 600px){.sk-featured{flex-direction:column;align-items:flex-start}}.sk-featured-left{flex:1}.sk-featured-eyebrow{font-family:var(--sk-font-display);font-size:11px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--sk-blue);background:#0008ff14;padding:3px 10px;border-radius:999px;display:inline-block;margin-bottom:10px}.sk-featured-title{font-family:var(--sk-font-display);font-size:20px;font-weight:700;color:var(--sk-grey-900);margin:0 0 4px}.sk-featured-sub{font-family:var(--sk-font-body);font-size:14px;color:var(--sk-grey-700);margin:0 0 12px}.sk-featured-meta{display:flex;gap:16px;flex-wrap:wrap;font-family:var(--sk-font-display);font-size:12px;font-weight:600;color:var(--sk-grey-700)}.sk-featured-meta .free{color:#15803d}.sk-featured-right{display:flex;flex-direction:column;align-items:flex-end;gap:8px;flex-shrink:0}.sk-featured-price{font-family:var(--sk-font-display);font-size:22px;font-weight:700;color:var(--sk-grey-900)}.sk-featured-price-note{font-family:var(--sk-font-body);font-size:12px;font-weight:400;color:var(--sk-grey-700);margin-left:4px}.sk-featured-actions{display:flex;gap:8px}.sk-card-type{display:inline-flex;align-items:center;gap:4px;font-family:var(--sk-font-display);font-size:10px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:2px 8px;border-radius:4px;margin-bottom:4px;align-self:flex-start}.sk-card-type--il{background:#0008ff14;color:var(--sk-blue)}.sk-card-type--sp{background:var(--sk-grey-100, #eef0f3);color:var(--sk-grey-700)}.sk-card-type--stem,.sk-card-type--free{background:#dcfce7;color:#15803d}.sk-card--il .sk-card-accent{background:var(--sk-blue)}.sk-card--il{border-top:3px solid var(--sk-blue)}.sk-card--stem .sk-card-accent{background:#16a34a}.sk-card--stem{border-top:3px solid #16a34a}.sk-card--sim .sk-card-accent{background:var(--sk-orange)}.sk-card--sim{border-top:3px solid var(--sk-orange)}.sk-card--draft{opacity:.55;pointer-events:none}.sk-badge--draft{background:var(--sk-grey-100, #eef0f3);color:#64748b;font-size:10px;padding:2px 6px;border-radius:4px;vertical-align:middle;margin-left:6px}.sk-seq{display:flex;flex-direction:column;gap:6px;margin-top:16px}.sk-seq-label{font-family:var(--sk-font-display);font-size:12px;font-weight:600;color:#15803d;margin-bottom:4px}.sk-seq-item{display:flex;align-items:center;gap:12px;background:var(--sk-white);border:1px solid #bbf7d0;border-radius:8px;padding:10px 16px}.sk-seq-num{font-family:var(--sk-font-display);font-size:12px;font-weight:700;color:#15803d;min-width:20px}.sk-seq-info{flex:1}.sk-seq-title{font-family:var(--sk-font-display);font-size:13px;font-weight:600;color:var(--sk-grey-900)}.sk-seq-meta{font-family:var(--sk-font-body);font-size:11px;color:var(--sk-grey-700);margin-top:1px}.sk-seq-free-badge{font-family:var(--sk-font-display);font-size:10px;font-weight:700;background:#dcfce7;color:#15803d;border-radius:4px;padding:1px 6px;margin-left:6px}.sk-cat-tab-bar{display:flex;border-bottom:1px solid var(--sk-grey-200, #e2e8f0);margin-bottom:24px;overflow-x:auto;scrollbar-width:none;-ms-overflow-style:none}.sk-cat-tab-bar::-webkit-scrollbar{display:none}.sk-cat-tab{display:flex;align-items:center;gap:7px;padding:10px 16px;font-family:var(--sk-font-display);font-size:13px;font-weight:600;color:var(--sk-grey-700);background:none;border:none;border-bottom:2px solid transparent;margin-bottom:-1px;cursor:pointer;white-space:nowrap;flex-shrink:0;transition:color .15s,border-color .15s}.sk-cat-tab:hover{color:var(--sk-grey-900)}.sk-cat-tab--active{color:var(--sk-grey-900);border-bottom-color:var(--sk-grey-900)}[data-theme=dark] .sk-cat-tab--active{color:#f1f5f9;border-bottom-color:#f1f5f9}.sk-cat-tab-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}.sk-sec-band{border-radius:10px;padding:16px 20px;margin-bottom:20px;display:flex;align-items:flex-start;justify-content:space-between;gap:12px}.sk-sec-band-left{flex:1;min-width:0}.sk-sec-band-num{font-family:var(--sk-font-mono);font-size:10px;letter-spacing:.1em;display:block;margin-bottom:4px}.sk-sec-band-title{font-family:var(--sk-font-display);font-size:20px;font-weight:700;margin:0 0 4px;line-height:1.15}.sk-sec-band-sub{font-family:var(--sk-font-body);font-size:13px;margin:0;line-height:1.5}.sk-sec-band-right{flex-shrink:0;padding-top:2px}.sk-sec-band-count{font-family:var(--sk-font-mono);font-size:11px;padding:3px 10px;border-radius:999px;border:1px solid currentColor;opacity:.6;white-space:nowrap}.sk-sec-band-tag{font-family:var(--sk-font-display);font-size:10px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;padding:3px 10px;border-radius:999px;border:1px solid currentColor;white-space:nowrap;opacity:.75}.sk-sec-band--stem{background:#f0fdf4;border:1px solid #bbf7d0}.sk-sec-band--stem .sk-sec-band-num{color:#15803d}.sk-sec-band--stem .sk-sec-band-title{color:#14532d}.sk-sec-band--stem .sk-sec-band-sub{color:#166534}.sk-sec-band--stem .sk-sec-band-count,.sk-sec-band--stem .sk-sec-band-tag{color:#15803d}[data-theme=dark] .sk-sec-band--stem{background:#16a34a14;border-color:#16a34a40}[data-theme=dark] .sk-sec-band--stem .sk-sec-band-num{color:#86efac}[data-theme=dark] .sk-sec-band--stem .sk-sec-band-title{color:#bbf7d0}[data-theme=dark] .sk-sec-band--stem .sk-sec-band-sub,[data-theme=dark] .sk-sec-band--stem .sk-sec-band-count,[data-theme=dark] .sk-sec-band--stem .sk-sec-band-tag{color:#86efac}.sk-sec-band--foundations{background:#0008ff0a;border:1px solid rgba(0,8,255,.2)}.sk-sec-band--foundations .sk-sec-band-num{color:var(--sk-blue)}.sk-sec-band--foundations .sk-sec-band-title{color:#02006b}.sk-sec-band--foundations .sk-sec-band-sub{color:#1a14a0}.sk-sec-band--foundations .sk-sec-band-count,.sk-sec-band--foundations .sk-sec-band-tag{color:var(--sk-blue)}[data-theme=dark] .sk-sec-band--foundations{background:#0008ff1a;border-color:#0008ff4d}[data-theme=dark] .sk-sec-band--foundations .sk-sec-band-num{color:#a5b4fc}[data-theme=dark] .sk-sec-band--foundations .sk-sec-band-title{color:#c7d2fe}[data-theme=dark] .sk-sec-band--foundations .sk-sec-band-sub,[data-theme=dark] .sk-sec-band--foundations .sk-sec-band-count,[data-theme=dark] .sk-sec-band--foundations .sk-sec-band-tag{color:#a5b4fc}.sk-sec-band--ondemand{background:#f8f9fb;border:1px solid #e2e8f0}.sk-sec-band--ondemand .sk-sec-band-num{color:var(--sk-grey-700)}.sk-sec-band--ondemand .sk-sec-band-title{color:var(--sk-grey-900)}.sk-sec-band--ondemand .sk-sec-band-sub,.sk-sec-band--ondemand .sk-sec-band-count,.sk-sec-band--ondemand .sk-sec-band-tag{color:var(--sk-grey-700)}[data-theme=dark] .sk-sec-band--ondemand{background:#ffffff08;border-color:#ffffff1a}[data-theme=dark] .sk-sec-band--ondemand .sk-sec-band-title{color:#f1f5f9}[data-theme=dark] .sk-sec-band--ondemand .sk-sec-band-num,[data-theme=dark] .sk-sec-band--ondemand .sk-sec-band-sub,[data-theme=dark] .sk-sec-band--ondemand .sk-sec-band-count,[data-theme=dark] .sk-sec-band--ondemand .sk-sec-band-tag{color:#94a3b8}.sk-sec-band--sim{background:#fff7ed;border:1px solid #fed7aa}.sk-sec-band--sim .sk-sec-band-num{color:#c2410c}.sk-sec-band--sim .sk-sec-band-title{color:#7c2d12}.sk-sec-band--sim .sk-sec-band-sub{color:#9a3412}.sk-sec-band--sim .sk-sec-band-count,.sk-sec-band--sim .sk-sec-band-tag{color:#c2410c}[data-theme=dark] .sk-sec-band--sim{background:#ff820014;border-color:#ff820040}[data-theme=dark] .sk-sec-band--sim .sk-sec-band-num{color:#fb923c}[data-theme=dark] .sk-sec-band--sim .sk-sec-band-title{color:#fed7aa}[data-theme=dark] .sk-sec-band--sim .sk-sec-band-sub,[data-theme=dark] .sk-sec-band--sim .sk-sec-band-count,[data-theme=dark] .sk-sec-band--sim .sk-sec-band-tag{color:#fb923c}.sk-catalog-header{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:4px}.sk-cat-section{margin-bottom:36px}.sk-cat-search{margin:4px 0 28px}.sk-cat-search-label{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}.sk-cat-search-input{width:100%;max-width:520px;font-family:var(--sk-font-body);font-size:15px;padding:11px 14px;border:1px solid var(--sk-border, rgba(0, 0, 0, .14));border-radius:10px;background:var(--sk-white, #fff);color:var(--sk-grey-900)}.sk-cat-search-input:focus{outline:none;border-color:var(--sk-blue);box-shadow:0 0 0 3px #0008ff1f}.sk-cat-section-header{display:flex;align-items:baseline;gap:10px;margin-bottom:16px}.sk-cat-section-header--multiline{align-items:flex-start}.sk-cat-section-title{font-family:var(--sk-font-display);font-size:18px;font-weight:700;color:var(--sk-grey-900);margin:0}.sk-cat-section-sub{font-family:var(--sk-font-body);font-size:13px;color:var(--sk-grey-700);margin:4px 0 0}.sk-cat-section-count{font-family:var(--sk-font-mono);font-size:12px;color:var(--sk-grey-700);white-space:nowrap;flex-shrink:0}.sk-cat-section-tag{font-family:var(--sk-font-display);font-size:11px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:3px 10px;border-radius:999px;white-space:nowrap;flex-shrink:0}.sk-cat-section-tag--il{background:#0008ff14;color:var(--sk-blue)}.sk-course-grid--mt{margin-top:16px}.sk-cat-divider{border:none;border-top:1px solid var(--sk-grey-200, #e2e8f0);margin:8px 0 32px}.sk-sim-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}@media (max-width: 600px){.sk-sim-grid{grid-template-columns:1fr}}.sk-sim-card{display:flex;flex-direction:column;background:#fff7ed;border:1px solid #fed7aa;border-radius:8px;overflow:hidden}[data-theme=dark] .sk-sim-card{background:#ff820014;border-color:#ff820040}.sk-sim-card-accent{height:4px;background:var(--sk-orange)}.sk-sim-card-body{display:flex;flex:1;flex-direction:column;gap:8px;padding:16px 20px}.sk-sim-card-track{font-family:var(--sk-font-mono);font-size:11px;color:#c2410c}.sk-sim-card-title{font-family:var(--sk-font-display);font-size:16px;font-weight:700;color:var(--sk-grey-900);margin:0}.sk-sim-card-desc{font-family:var(--sk-font-body);font-size:13px;color:var(--sk-grey-700);margin:0}.sk-sim-card-actions{margin-top:auto;padding-top:8px}.sk-story-header-row{display:flex;align-items:flex-start;justify-content:space-between;gap:16px;margin-bottom:24px;flex-wrap:wrap}.sk-story-eyebrow{font-family:var(--sk-font-display);font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;margin:0 0 4px}.sk-story-eyebrow--stem{color:#15803d}.sk-story-eyebrow--eng{color:var(--sk-blue)}.sk-story-section-title{font-family:var(--sk-font-display);font-size:24px;font-weight:700;color:var(--sk-grey-900);margin:0 0 4px;line-height:1.2}.sk-story-section-sub{font-family:var(--sk-font-body);font-size:14px;color:var(--sk-grey-700);margin:0}.sk-story-switch{display:inline-flex;align-items:center;gap:5px;font-family:var(--sk-font-display);font-size:13px;font-weight:600;color:var(--sk-grey-700);background:none;border:1px solid var(--sk-grey-300);border-radius:6px;padding:7px 14px;cursor:pointer;transition:border-color .15s,color .15s;white-space:nowrap;flex-shrink:0;align-self:flex-start;margin-top:6px}.sk-story-switch:hover{color:var(--sk-grey-900);border-color:var(--sk-grey-700)}.sk-story-switch:disabled{opacity:.5;cursor:not-allowed}.sk-story-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:16px;margin-bottom:36px}.sk-story-card{border:1px solid var(--sk-grey-300);border-radius:10px;overflow:hidden;background:var(--sk-white);display:flex;flex-direction:column;transition:border-color .15s,box-shadow .15s}.sk-story-card:hover{box-shadow:0 2px 8px #0000000f}.sk-story-card:before{content:"";display:block;height:4px;background:var(--sk-story-accent, #16a34a);flex-shrink:0}.sk-story-card--iot{--sk-story-accent: #1D9E75}.sk-story-card--emb{--sk-story-accent: #D85A30}.sk-story-card--dig{--sk-story-accent: #534AB7}.sk-story-card--rtos{--sk-story-accent: #378ADD}.sk-story-card--eng{--sk-story-accent: var(--sk-blue, #0008FF)}.sk-story-card--coming{opacity:.5}.sk-story-card-head{display:flex;align-items:center;gap:10px;padding:14px 16px 0;margin-bottom:12px}.sk-story-icon{width:30px;height:30px;border-radius:7px;display:flex;align-items:center;justify-content:center;font-family:var(--sk-font-display);font-size:10px;font-weight:700;flex-shrink:0;letter-spacing:0}.sk-story-icon--iot{background:#e1f5ee;color:#0f6e56}.sk-story-icon--emb{background:#faece7;color:#993c1d}.sk-story-icon--dig{background:#eeedfe;color:#3c3489}.sk-story-icon--rtos{background:#e6f1fb;color:#185fa5}.sk-story-icon--eng{background:#0008ff14;color:var(--sk-blue)}.sk-story-icon--eng{width:auto;min-width:30px;padding:0 10px;letter-spacing:.04em}.sk-story-icon--stem{background:#dcfce7;color:#15803d}.sk-story-card-body{padding:0 16px;flex:1;display:flex;flex-direction:column}.sk-story-headline{font-family:var(--sk-font-display);font-size:14px;font-weight:700;color:var(--sk-grey-900);margin:0 0 8px;line-height:1.35}.sk-story-narrative{font-family:var(--sk-font-body);font-size:13px;color:var(--sk-grey-700);line-height:1.65;margin:0 0 14px;flex:1}.sk-story-tags{display:flex;flex-wrap:wrap;gap:4px;margin-bottom:14px}.sk-story-tag{font-family:var(--sk-font-display);font-size:10px;font-weight:600;padding:2px 7px;border-radius:4px;background:var(--sk-grey-100, #f1f5f9);color:var(--sk-grey-700);border:1px solid var(--sk-grey-300)}.sk-story-tag--iot{background:#e1f5ee;color:#0f6e56;border-color:#9fe1cb}.sk-story-tag--emb{background:#faece7;color:#993c1d;border-color:#f0997b}.sk-story-tag--dig{background:#eeedfe;color:#3c3489;border-color:#afa9ec}.sk-story-tag--rtos{background:#e6f1fb;color:#185fa5;border-color:#85b7eb}.sk-story-cta{border-top:1px solid var(--sk-grey-100, #f1f5f9);padding:12px 16px;display:flex;align-items:baseline;gap:6px;flex-wrap:wrap}.sk-story-cta-pre{font-family:var(--sk-font-display);font-size:11px;color:var(--sk-grey-700);flex-shrink:0}.sk-story-cta-link{font-family:var(--sk-font-display);font-size:12px;font-weight:700;text-decoration:none}.sk-story-cta-link--iot{color:#0f6e56}.sk-story-cta-link--iot:hover{text-decoration:underline}.sk-story-cta-link--emb{color:#993c1d}.sk-story-cta-link--emb:hover{text-decoration:underline}.sk-story-cta-link--dig{color:#3c3489}.sk-story-cta-link--dig:hover{text-decoration:underline}.sk-story-cta-link--rtos{color:#185fa5}.sk-story-cta-link--rtos:hover{text-decoration:underline}.sk-story-cta-link--stem{color:#15803d}.sk-story-cta-link--stem:hover{text-decoration:underline}.sk-story-cta-link--eng{color:var(--sk-blue)}.sk-story-cta-link--eng:hover{text-decoration:underline}.sk-story-cta-coming{font-family:var(--sk-font-display);font-size:11px;color:var(--sk-grey-700);font-style:italic}.sk-story-course-code{font-family:var(--sk-font-display);font-size:10px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--sk-grey-500, #6b7280)}.sk-story-divider{border:none;border-top:1px solid var(--sk-grey-300);margin:4px 0 28px}.sk-od-badge{display:inline-flex;align-items:center;gap:5px;font-family:var(--sk-font-display);font-size:10px;font-weight:700;color:var(--sk-blue);background:#0008ff0f;border:1px solid rgba(0,8,255,.18);padding:2px 8px;border-radius:4px;margin-bottom:10px;width:fit-content}.sk-od-badge-dot{width:5px;height:5px;border-radius:50%;background:var(--sk-blue);flex-shrink:0}.sk-il-section-head{margin-bottom:16px}.sk-il-section-label{font-family:var(--sk-font-display);font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:#b85f00;margin:0 0 4px}.sk-od-section-label{font-family:var(--sk-font-display);font-size:11px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--sk-blue);margin:0 0 4px}.sk-il-section-title{font-family:var(--sk-font-display);font-size:20px;font-weight:700;color:var(--sk-grey-900);margin:0 0 2px;line-height:1.25}.sk-il-section-sub{font-family:var(--sk-font-body);font-size:13px;color:var(--sk-grey-700);margin:0}.sk-il-footnote{font-family:var(--sk-font-body);font-size:12px;color:var(--sk-grey-700);margin:10px 0 0;padding-left:14px;border-left:2px solid #FF8200}.sk-il-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:14px;margin-bottom:0}.sk-il-card{background:var(--sk-white);border:1px solid var(--sk-grey-300);border-radius:10px;border-top:3px solid #FF8200;display:flex;flex-direction:column;transition:border-color .15s,box-shadow .15s}.sk-il-card:hover:not(.sk-il-card--dim){box-shadow:0 2px 8px #0000000f}.sk-il-card--dim{opacity:.45}.sk-il-card-body{padding:16px;flex:1;display:flex;flex-direction:column;gap:6px}.sk-il-badge{display:inline-flex;align-items:center;gap:5px;font-family:var(--sk-font-display);font-size:10px;font-weight:700;color:#8a3d00;background:#fff0e0;border:1px solid #FFD0A0;padding:2px 8px;border-radius:4px;width:fit-content}.sk-il-badge-dot{width:5px;height:5px;border-radius:50%;background:#ff8200;flex-shrink:0}.sk-il-code{font-family:var(--sk-font-code);font-size:11px;color:var(--sk-grey-700)}.sk-il-title{font-family:var(--sk-font-display);font-size:13px;font-weight:700;color:var(--sk-grey-900);line-height:1.35;margin:2px 0 4px}.sk-il-meta{display:flex;flex-direction:column;gap:6px;margin-top:auto;padding-top:10px;border-top:1px solid var(--sk-grey-100, #f1f5f9)}.sk-il-seats{display:inline-flex;align-items:center;gap:5px;font-family:var(--sk-font-display);font-size:11px;font-weight:700;color:#8a3d00;background:#fff0e0;border:1px solid #FFD0A0;padding:3px 8px;border-radius:4px;width:fit-content}.sk-il-seats-dot{width:5px;height:5px;border-radius:50%;background:#ff8200;animation:pulse 1.8s ease-in-out infinite;flex-shrink:0}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.sk-il-duration{display:flex;align-items:center;gap:5px;font-family:var(--sk-font-display);font-size:11px;color:var(--sk-grey-700)}.sk-il-duration-icon{font-size:11px}.sk-il-cta{padding:10px 16px;border-top:1px solid var(--sk-grey-100, #f1f5f9)}.sk-il-apply-btn{display:block;text-align:center;background:#ff8200;color:#fff;border-radius:6px;padding:8px 0;font-family:var(--sk-font-display);font-size:12px;font-weight:700;text-decoration:none;transition:background .15s}.sk-il-apply-btn:hover{background:#e67300}.sk-il-coming{display:block;text-align:center;color:var(--sk-grey-700);font-family:var(--sk-font-display);font-size:12px;padding:8px 0;font-style:italic}[data-theme=dark] .sk-story-section-title{color:#f1f5f9}[data-theme=dark] .sk-story-section-sub{color:#94a3b8}[data-theme=dark] .sk-story-eyebrow--stem{color:#86efac}[data-theme=dark] .sk-story-eyebrow--eng{color:#a5b4fc}[data-theme=dark] 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.sk-il-section-title{color:#f1f5f9}[data-theme=dark] .sk-il-section-sub{color:#94a3b8}[data-theme=dark] .sk-il-section-label{color:#fb923c}[data-theme=dark] .sk-od-section-label{color:#a5b4fc}[data-theme=dark] .sk-il-footnote{color:#94a3b8;border-left-color:#fb923c}[data-theme=dark] .sk-il-card{background:#1e293b;border-color:#334155;border-top-color:#fb923c}[data-theme=dark] .sk-il-badge{background:#ff82001f;border-color:#ff82004d;color:#fb923c}[data-theme=dark] .sk-il-code{color:#94a3b8}[data-theme=dark] .sk-il-title{color:#f1f5f9}[data-theme=dark] .sk-il-meta{border-top-color:#334155}[data-theme=dark] .sk-il-seats{background:#ff82001f;border-color:#ff82004d;color:#fb923c}[data-theme=dark] .sk-il-duration{color:#94a3b8}[data-theme=dark] .sk-il-cta{border-top-color:#334155}[data-theme=dark] .sk-od-badge{background:#a5b4fc1a;border-color:#a5b4fc40;color:#a5b4fc}[data-theme=dark] .sk-od-badge-dot{background:#a5b4fc}.mbw{--mbw-border: var(--sk-grey-300)}.mbw-transport{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;margin:.75rem 0 1rem;font-family:var(--sk-font-display);font-size:.85rem}.mbw-toggle{display:inline-flex;border:1px solid var(--sk-blue);border-radius:8px;overflow:hidden}.mbw-toggle button{min-height:36px;padding:0 .9rem;border:none;background:transparent;color:var(--sk-blue);font-family:var(--sk-font-display);font-weight:600;cursor:pointer}.mbw-toggle button.mbw-toggle-on{background:var(--sk-blue);color:var(--sk-white)}.mbw-endpoint{font-family:var(--sk-font-mono);color:var(--sk-grey-700)}.mbw-split{display:grid;grid-template-columns:1fr 1fr;gap:1rem}@media (max-width: 640px){.mbw-split{grid-template-columns:1fr}}.mbw-panel{border:1px solid var(--mbw-border);border-radius:10px;padding:1rem;background:var(--sk-grey-50)}.mbw-panel--device{background:var(--sk-white);border-style:dashed}.mbw-panel-title{margin:0 0 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