.catalog-shell{max-width:1280px;margin:auto;padding:40px;font-family:'Josefin Sans','Segoe UI',sans-serif;color:#fff}
.catalog-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:24px}
.catalog-heading .section-title{margin-top:0;font-size:clamp(2rem,4vw,3rem)}
.catalog-intro{font-size:1.05rem;line-height:1.5;color:#afc1c1;max-width:650px;margin-top:10px}

.catalog-filters{display:grid;grid-template-columns:2fr repeat(3,minmax(120px,1fr)) auto;gap:12px;padding:14px 16px;border:1px solid #ffffff16;border-radius:14px;background:linear-gradient(110deg,#ffffff08,transparent 55%);align-items:end}
.catalog-filters label{display:grid;gap:6px;font-size:.9rem;letter-spacing:.02em;color:#bfd0cf;min-width:0}
.catalog-filters input,.catalog-filters select,.catalog-sort select{width:100%;min-width:0;min-height:38px;padding:8px 10px;border:1px solid #ffffff16;border-radius:9px;background:#101c1e;color:#fff;font:inherit}
.catalog-filters input:focus-visible,.catalog-filters select:focus-visible,.catalog-sort select:focus-visible{outline:2px solid #11c8c8;outline-offset:2px}
.filter-reset{min-height:38px;padding:7px 4px;border:0;background:none;color:#e6aa4b;font:inherit;cursor:pointer}.catalog-actions{display:flex;align-items:center;justify-content:space-between;gap:20px;margin:18px 3px 20px;color:#a9bcbc;font-size:.85rem}.catalog-action-controls{display:flex;align-items:center;gap:12px}.catalog-sort{display:flex;align-items:center;gap:8px;white-space:nowrap}.catalog-sort select{width:auto;min-width:120px}
.catalog-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}.catalog-card{padding:28px;display:flex;flex-direction:column;min-width:0;scroll-margin-top:110px}.catalog-card-top{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:25px}.catalog-topic{font-size:.85rem;letter-spacing:.12em;text-transform:uppercase;color:#11c8c8}.series-price{font-size:1.3rem;color:#e6aa4b;white-space:nowrap}.catalog-card h2{font-size:1.7rem;font-weight:400;line-height:1.2;margin:0 0 14px}.catalog-description{font-size:1rem;line-height:1.6;color:#b8c9c9;flex:1}.catalog-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.catalog-card .lesson-stats{margin:24px 0}.catalog-card .lesson-stats dt{font-size:.8rem}.catalog-card .lesson-stats dd{font-size:.95rem}.catalog-card .lesson-stats div{padding-right:4px}.catalog-card .lesson-stats div+div{padding-left:8px}.catalog-card .accent-link{margin-top:12px;margin-bottom:12px;background:none;border:0;padding:0;font-family:inherit;align-self:flex-start}
.series-progress{margin:0 0 20px}.progress-label{display:flex;justify-content:space-between;gap:8px;font-size:.9rem;color:#b8c9c9;margin-bottom:10px}.series-progress progress{display:block;width:100%;height:6px;border:0;border-radius:10px;overflow:hidden;background:#273435;accent-color:#11c8c8}.series-progress progress::-webkit-progress-bar{background:#273435}.series-progress progress::-webkit-progress-value{background:linear-gradient(90deg,#09a981,#11c8c8);border-radius:10px}.series-progress progress::-moz-progress-bar{background:#11c8c8}.series-progress small{display:block;color:#96adad;margin-top:8px}
.empty-state{text-align:center;padding:64px 20px;background:#101b1c;border-radius:18px}.empty-state h2{font-size:1.8rem}.empty-state p{margin:18px 0;color:#b8c9c9}[hidden]{display:none!important}
.series-dialog{width:min(540px,calc(100% - 32px));padding:40px}.series-dialog h2{font-size:2rem;margin:18px 0}.series-dialog p{margin:16px 0}
@media(max-width:1100px){.catalog-filters{grid-template-columns:repeat(3,minmax(0,1fr))}.search-field{grid-column:span 2}.catalog-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.catalog-actions{align-items:flex-start;flex-direction:column}.catalog-action-controls{width:100%;justify-content:space-between}}
@media(max-width:700px){.catalog-shell{padding:40px 20px 60px}.catalog-heading{flex-direction:column;align-items:flex-start}.catalog-filters{grid-template-columns:repeat(2,minmax(0,1fr));padding:12px;gap:12px}.search-field{grid-column:1/-1}.catalog-grid{grid-template-columns:1fr}.catalog-action-controls{align-items:stretch;flex-wrap:wrap}.catalog-sort{width:100%;justify-content:space-between}.catalog-card{padding:24px}.catalog-card .lesson-stats dt{font-size:.75rem}}

/* Catalogue views and purchase states share the same card markup. */
.view-toggle{display:flex;gap:4px;padding:4px;border:1px solid #344647;border-radius:12px;background:#0d1718}
.view-toggle :is(button,a){display:inline-flex;align-items:center;justify-content:center;padding:10px 16px;min-height:44px;border:0;border-radius:8px;background:transparent;color:#b8c9c9;font:inherit;text-decoration:none;cursor:pointer}
.view-toggle :is(button,a)[aria-pressed="true"]{color:#79e4df}.view-toggle.liquid-toggle{--liquid-toggle-active:#153a3b}
.catalog-card{padding:0}

.catalog-card-body{display:flex;flex-direction:column;flex:1;min-width:0;padding:26px}
.catalog-card .series-price,.series-dialog .series-price{display:inline-flex;align-items:center;justify-content:center;border:1px solid rgba(220,40,191,.7);border-radius:999px;background:rgba(220,40,191,.1);padding:8px 14px;color:#ee80dd;font-size:1rem;font-weight:400;white-space:nowrap}
.catalog-card-top{margin-bottom:18px}
.series-actions{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:20px;margin-top:auto}
.series-actions .button{font:inherit;padding:10px 18px;cursor:pointer}
.catalog-list{grid-template-columns:1fr}


.catalog-list .catalog-card-body{display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:14px 40px;padding:28px 32px}
.catalog-list .catalog-card-top{grid-column:1/-1;margin:0}
.catalog-list h2{grid-column:1;margin:0}
.catalog-list .catalog-description{grid-column:1;margin:0}
.catalog-list .catalog-tags{grid-column:1;margin:0;align-self:center;align-items:center}
.catalog-list .lesson-stats{grid-column:2;grid-row:2;margin:0}
.catalog-list .series-progress{grid-column:2;grid-row:3;margin:0}
.catalog-list .series-actions{grid-column:2;grid-row:4;margin:0}
.catalog-list .lesson-stats{max-width:460px}
.catalog-list .series-progress{max-width:460px}
.catalog-list .catalog-description{flex:0}
.cart-open{overflow:hidden}.cart-backdrop{position:fixed;inset:0;z-index:70;background:#0009;opacity:0;pointer-events:none;backdrop-filter:blur(3px);transition:opacity 280ms ease}.cart-backdrop.is-open{opacity:1;pointer-events:auto}.cart-panel{position:fixed;z-index:71;top:0;right:0;width:min(440px,calc(100% - 24px));height:100dvh;display:flex;flex-direction:column;border-left:1px solid #ffffff18;background:#0d1718;color:#edf4f2;box-shadow:-24px 0 70px #0008;transform:translateX(105%);visibility:hidden;transition:transform 420ms cubic-bezier(.22,.75,.22,1),visibility 0s linear 420ms}.cart-panel.is-open{transform:none;visibility:visible;transition-delay:0s}.cart-panel::before{content:'';position:absolute;inset:0 auto 0 0;width:1px;background:linear-gradient(#11c8c8,transparent 38%,transparent 62%,#e6aa4b);pointer-events:none}.cart-panel-header{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;padding:28px 28px 22px;border-bottom:1px solid #ffffff12}.cart-panel-header .eyebrow{font-size:.7rem}.cart-panel-header h2{margin-top:6px;font-size:1.8rem;font-weight:300}.cart-panel-header h2 span{color:#a9bcbc;font-size:1rem}.cart-panel-close{display:grid;place-items:center;width:38px;height:38px;border:1px solid #ffffff16;border-radius:50%;background:transparent;color:#a9bcbc;font:inherit;font-size:1.6rem;cursor:pointer;transition:border-color 180ms ease,color 180ms ease,background 180ms ease}.cart-panel-close:is(:hover,:focus-visible){border-color:#e6aa4b88;background:#e6aa4b12;color:#e6aa4b;outline:none}.cart-panel-content{display:flex;min-height:0;flex:1;flex-direction:column;overflow:auto;padding:0 28px}.cart-items{list-style:none;margin:0;padding:0}.cart-items li{display:grid;grid-template-columns:52px minmax(0,1fr) auto;align-items:center;gap:14px;padding:20px 0;border-bottom:1px solid #ffffff12}.cart-items img{width:52px;height:52px}.cart-item-copy{display:flex;min-width:0;flex-direction:column;gap:5px}.cart-item-copy strong{overflow:hidden;font-size:1.05rem;font-weight:400;text-overflow:ellipsis;white-space:nowrap}.cart-item-copy span{color:#11c8c8;font-size:.76rem}.cart-item-end{display:flex;align-items:flex-end;flex-direction:column;gap:8px}.cart-item-end>strong{color:#ee80dd;font-size:1rem;font-weight:400}.cart-item-end button{min-height:24px;padding:0;border:0;background:none;color:#a9bcbc;font:inherit;font-size:.75rem;cursor:pointer}.cart-item-end button:hover{color:#e6aa4b}.cart-summary{margin-top:auto;padding:24px 0 28px}.cart-summary>div{display:flex;align-items:center;justify-content:space-between;font-size:1rem}.cart-summary>div strong{font-size:1.5rem;font-weight:400}.cart-summary>p{margin:10px 0 20px;color:#8fa4a4;font-size:.78rem;line-height:1.5}.cart-summary .button{width:100%;cursor:pointer}.cart-continue{display:block;margin:14px auto 0;border:0;background:none;color:#a9bcbc;font:inherit;cursor:pointer}.cart-continue:hover{color:#e6aa4b}.cart-empty{display:grid;place-items:center;margin:auto;text-align:center}.cart-empty>span{color:#11c8c8;font-size:3rem;line-height:1}.cart-empty h3{margin-top:16px;font-size:1.5rem;font-weight:300}.cart-empty p{max-width:290px;margin:12px 0 24px;color:#a9bcbc;line-height:1.6}.cart-empty button{border:0;background:none;font:inherit}
[data-theme=light] .cart-backdrop{background:#10242573}[data-theme=light] .cart-panel{border-color:#d7e4e0;background:#fafffd;color:#193537;box-shadow:-24px 0 60px #19353725}[data-theme=light] .cart-panel-header,[data-theme=light] .cart-items li{border-color:#d7e4e0}[data-theme=light] .cart-panel-close{border-color:#c4d6d2;color:#526b6d}[data-theme=light] :is(.cart-panel-header h2 span,.cart-item-end button,.cart-summary>p,.cart-continue,.cart-empty p){color:#526b6d}

/* The artwork and title form one clear route to the series details. */
.cart-panel-header {
  align-items: center;
  padding: 18px 28px;
}

.cart-panel-header h2 {
  display: flex;
  align-items: baseline;
  gap: 10px;
  margin: 0;
  line-height: 1;
}

#cart-title-count {
  color: #79e4df;
  font-size: 1.3rem;
  font-weight: 500;
}

[data-theme="light"] #cart-title-count {
  color: #13796f;
}

.cart-panel-close {
  width: 40px;
  height: 40px;
  border-radius: 12px;
}

.cart-panel-close svg {
  width: 21px;
  height: 21px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
}

.cart-panel .cart-items > li {
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 12px;
  padding: 14px 0;
}

.cart-panel-content {
  overflow: hidden;
}

.cart-panel .cart-items {
  min-height: 0;
  flex: 1 1 auto;
  margin-right: -22px;
  padding-right: 20px;
  overflow-y: auto;
  overscroll-behavior: contain;
}

.cart-item-link {
  display: grid;
  min-width: 0;
  grid-template-columns: 46px minmax(0, 1fr);
  align-items: center;
  gap: 12px;
  color: inherit;
}

.cart-panel .cart-items img {
  width: 46px;
  height: 46px;
}

.cart-item-link:is(:hover, :focus-visible) .cart-item-copy strong {
  color: #e6aa4b;
}

.cart-item-link:focus-visible {
  border-radius: 10px;
  outline: 2px solid #e6aa4b;
  outline-offset: 4px;
}

.cart-item-copy strong {
  transition: color 180ms ease;
}

.cart-item-end > strong {
  font-size: 1.18rem;
  font-weight: 500;
}

.cart-item-end {
  gap: 3px;
}

.cart-item-end button {
  display: inline-grid;
  grid-template-columns: 14px auto;
  align-items: center;
  gap: 5px;
  min-height: 20px;
  line-height: 1;
}

.cart-item-end button svg {
  display: block;
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cart-item-end button span {
  display: block;
  line-height: 1;
}

.cart-wallet {
  flex: 0 0 auto;
  margin-top: 10px;
  padding: 12px 14px;
  border: 1px solid rgba(230, 170, 75, 0.24);
  border-radius: 14px;
  background: rgba(230, 170, 75, 0.05);
}

.cart-wallet-heading,
.cart-wallet-heading > span,
.cart-wallet-login {
  display: flex;
  align-items: center;
}

.cart-wallet-heading {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 44px minmax(76px, auto);
  gap: 12px;
}

.cart-wallet-heading > span,
.cart-wallet-login {
  gap: 12px;
}

.cart-wallet svg {
  width: 20px;
  height: 20px;
  flex: 0 0 20px;
  fill: none;
  stroke: #e6aa4b;
  stroke-width: 1.5;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cart-wallet-label > span,
.cart-wallet-login > span {
  display: flex;
  flex-direction: column;
  gap: 3px;
}

.cart-wallet-label {
  min-width: 0;
}

.cart-wallet-label strong {
  font-weight: 400;
  white-space: nowrap;
}

.cart-wallet-label small.is-remaining {
  color: #75d6c9;
}

.cart-wallet small {
  color: #91a7a6;
  font-size: 0.72rem;
}

.cart-wallet-balance {
  min-width: 76px;
  color: #e6aa4b;
  font-size: 1.15rem;
  font-weight: 600;
  line-height: 1;
  text-align: right;
  white-space: nowrap;
}

.cart-wallet.is-empty {
  padding: 7px 2px;
  border: 0;
  background: transparent;
}

.cart-wallet-empty {
  display: flex;
  align-items: center;
  gap: 8px;
  color: #91a7a6;
  font-size: 0.78rem;
}

.cart-wallet-empty svg {
  width: 17px;
  height: 17px;
  flex-basis: 17px;
  stroke: #91a7a6;
}

.cart-wallet-empty small {
  margin-left: auto;
}

.cart-wallet-toggle {
  position: relative;
  width: 44px;
  height: 25px;
  flex: 0 0 44px;
  padding: 3px;
  border: 1px solid #48605f;
  border-radius: 999px;
  background: #111d1f;
  cursor: pointer;
  transition: border-color 180ms ease, background 180ms ease;
}

.cart-wallet-toggle > span:first-child {
  display: block;
  width: 17px;
  height: 17px;
  border-radius: 50%;
  background: #91a7a6;
  transition: transform 220ms cubic-bezier(.22,.75,.22,1), background 180ms ease;
}

.cart-wallet-toggle[aria-checked="true"] {
  border-color: #e6aa4b;
  background: rgba(230, 170, 75, 0.18);
}

.cart-wallet-toggle[aria-checked="true"] > span:first-child {
  background: #e6aa4b;
  transform: translateX(19px);
}

.liquid-switch.is-animated[aria-checked="true"] > span:first-child {
  animation: liquid-switch-on 430ms cubic-bezier(.22, .75, .22, 1);
}

.liquid-switch.is-animated[aria-checked="false"] > span:first-child {
  animation: liquid-switch-off 430ms cubic-bezier(.22, .75, .22, 1);
}

@keyframes liquid-switch-on {
  0% { transform: translateX(0) scale(1); }
  46% { transform: translateX(9px) scale(1.38, .78); }
  76% { transform: translateX(20px) scale(.9, 1.08); }
  100% { transform: translateX(19px) scale(1); }
}

@keyframes liquid-switch-off {
  0% { transform: translateX(19px) scale(1); }
  46% { transform: translateX(10px) scale(1.38, .78); }
  76% { transform: translateX(-1px) scale(.9, 1.08); }
  100% { transform: translateX(0) scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .liquid-switch.is-animated > span:first-child {
    animation: none;
  }
}

.cart-wallet-login {
  width: 100%;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-align: left;
  cursor: pointer;
}

.cart-wallet-login > span {
  flex: 1;
}

.cart-wallet-login strong {
  font-weight: 400;
}

.cart-wallet-login b {
  color: #e6aa4b;
  font-weight: 400;
}

.cart-summary {
  flex: 0 0 auto;
  padding: 18px 0 20px;
}

.cart-summary .cart-wallet {
  margin-top: 8px;
}

.cart-subtotal {
  min-height: 24px;
  padding: 0 14px;
  opacity: 1;
  visibility: visible;
  transition: opacity 180ms ease, visibility 0s linear;
}

.cart-subtotal.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.cart-summary .cart-total {
  margin-top: 12px;
  padding: 12px 14px;
  border: 1px solid rgba(117, 214, 201, 0.22);
  border-radius: 12px;
  background: rgba(117, 214, 201, 0.06);
}

.cart-summary .cart-total strong {
  color: #79e4df;
  font-size: 1.65rem;
}

.cart-checkout {
  display: grid;
  grid-template-columns: 18px 1fr auto;
  align-items: center;
  gap: 9px;
}

.cart-checkout svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.cart-undo {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex: 0 0 auto;
  gap: 16px;
  margin-top: 12px;
  padding: 10px 12px;
  border: 1px solid rgba(230, 170, 75, 0.28);
  border-radius: 10px;
  background: rgba(230, 170, 75, 0.08);
  color: #c4d3d1;
  font-size: 0.82rem;
}

.cart-undo span {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cart-undo strong {
  font-weight: 500;
}

.cart-undo button {
  padding: 0;
  border: 0;
  background: transparent;
  color: #e6aa4b;
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

[data-theme=light] .cart-wallet {
  border-color: rgba(148, 98, 12, 0.22);
  background: rgba(230, 170, 75, 0.08);
}

[data-theme=light] .cart-wallet.is-empty {
  border: 0;
  background: transparent;
}

[data-theme=light] .cart-wallet small {
  color: #526b6d;
}

[data-theme=light] .cart-wallet-balance {
  color: #94620c;
}

[data-theme=light] .cart-wallet-label small.is-remaining {
  color: #13796f;
}

[data-theme=light] .cart-wallet-toggle {
  border-color: #a9bfbb;
  background: #e7efed;
}

[data-theme=light] .cart-summary .cart-total {
  border-color: rgba(19, 121, 111, 0.22);
  background: rgba(19, 121, 111, 0.06);
}

[data-theme=light] .cart-summary .cart-total strong {
  color: #13796f;
}

[data-theme=light] .cart-undo {
  border-color: rgba(148, 98, 12, 0.25);
  background: rgba(230, 170, 75, 0.1);
  color: #365456;
}

@media (max-width: 480px) {
  .cart-panel-header {
    padding: 16px 20px;
  }

  .cart-panel .cart-items {
    margin-right: -14px;
    padding-right: 12px;
  }

  .cart-item-link {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 10px;
  }

  .cart-panel .cart-items img {
    width: 42px;
    height: 42px;
  }
}

@media(max-width:700px){.catalog-list .catalog-card-body{display:flex;gap:18px;padding:24px}.catalog-list .catalog-card-top{flex-wrap:wrap;gap:8px}.catalog-list h2{font-size:1.3rem}.catalog-list .lesson-stats{grid-template-columns:1fr;gap:12px}.catalog-list .lesson-stats div+div{border-left:0;padding-left:0}.catalog-card-body{padding:24px}.catalog-list .series-actions{gap:16px}.catalog-list .series-actions .button{width:100%;padding:10px}}
@media(max-width:480px){.cart-panel{width:calc(100% - 10px)}.cart-panel-header{padding:22px 20px 18px}.cart-panel-content{padding:0 20px}.cart-items li{grid-template-columns:44px minmax(0,1fr) auto;gap:10px}.cart-items img{width:44px;height:44px}}

/* Small topic illustrations stay crisp in both catalogue views. */
.catalog-topic{display:flex;align-items:center;gap:16px;min-width:0}
.catalog-topic-icon{display:block;width:80px;height:80px;flex:0 0 80px;letter-spacing:normal}
.classroom-section-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin:28px 0 24px}.classroom-section-heading h2{font-size:1.8rem;font-weight:400}.classroom-section-heading>span{color:#a9bcbc}.classroom-recommendations{margin-top:72px}.recommendation-reason{font-size:.95rem;color:#79cfc3;margin:0 0 22px}[data-theme=light] .recommendation-reason{color:#126f65}[data-theme=light] .classroom-section-heading>span{color:#526b6d}@media(max-width:700px){.classroom-section-heading{align-items:flex-start;flex-wrap:wrap}.classroom-recommendations{margin-top:48px}}