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.pricing-card-inner{transform:rotateY(180deg)}.pricing-card-face{position:absolute;inset:0;display:flex;width:100%;min-width:0;flex-direction:column;overflow:hidden;padding:38px 28px 30px;border:2px solid var(--plan-accent);border-radius:25px 22px 27px 23px;background:var(--plan-tint);box-shadow:7px 8px 0 color-mix(in srgb,var(--plan-accent) 17%,transparent),0 14px 32px rgba(40,50,65,.07);backface-visibility:hidden;-webkit-backface-visibility:hidden}.pricing-card-face:before{content:"";position:absolute;inset:7px;pointer-events:none;border:1px solid color-mix(in srgb,var(--plan-accent) 38%,transparent);border-radius:19px 17px 21px 18px}.pricing-card-face>*{position:relative;z-index:1}.pricing-card-front h2{margin:0;color:var(--plan-accent-dark);font-family:var(--font-coming-soon),cursive;font-size:30px;font-weight:400;letter-spacing:0;line-height:1.15}.plan-description{min-height:42px;margin:12px 0 0;color:var(--billing-muted);font-size:14px;line-height:1.5}.plan-price{min-height:100px;margin:19px 0 8px}.plan-price-main{display:flex;flex-wrap:nowrap;align-items:baseline;gap:5px;color:var(--billing-ink);white-space:nowrap}.plan-price-main>span{font-size:16px;font-weight:700}.plan-price-main strong{font-size:clamp(34px,2.7vw,42px);font-weight:750;letter-spacing:-.035em}.plan-price-main small{color:var(--billing-muted);font-size:13px;white-space:nowrap}.plan-old-price{display:block;margin-top:5px;color:#78857e;font-size:13px;white-space:nowrap}.plan-old-price s{text-decoration-color:var(--plan-accent);text-decoration-thickness:2px}.custom-price{display:flex;min-height:100px;align-items:center;margin:19px 0 8px;color:var(--billing-ink);font-size:23px;font-weight:750;line-height:1.2}.billing-feature-list{display:grid;gap:14px;margin:8px 0 25px;padding:0;color:#354358;font-size:13px;line-height:1.4;list-style:none}.billing-feature-list li{display:flex;align-items:flex-start;gap:9px}.billing-feature-list .hand-drawn-check{color:var(--plan-accent)}.plan-action{width:100%;margin-top:auto;--billing-action-border:color-mix(in srgb,var(--plan-accent-dark) 82%,black);--billing-action-background:var(--plan-accent);--billing-action-hover:var(--plan-accent-dark);--billing-action-shadow:color-mix(in srgb,var(--plan-accent) 22%,transparent);--billing-action-hover-shadow:color-mix(in srgb,var(--plan-accent-dark) 27%,transparent)}.plan-unavailable{margin:9px 0 0;color:#9b3128;font-size:11px;text-align:center}.current-plan-badge,.popular-badge{position:absolute;top:-14px;left:50%;z-index:3;width:max-content;padding:7px 12px;border-radius:10px 8px 11px 8px;font-size:11px;font-weight:800;transform:translateX(-50%) rotate(-1deg)}.popular-badge{border:1px solid #a6384b;background:#c84e62;box-shadow:2px 3px 0 rgba(127,36,54,.17);color:white}.current-plan-badge{border:1px solid color-mix(in srgb,var(--plan-accent) 46%,white);background:var(--plan-tint);box-shadow:2px 3px 0 color-mix(in srgb,var(--plan-accent) 17%,transparent);color:var(--plan-accent-dark)}.pricing-card-back{transform:rotateY(180deg)}.pricing-card.is-flipped .pricing-card-front,.pricing-card:not(.is-flipped) .pricing-card-back{visibility:hidden;pointer-events:none}.pricing-card-back-kicker{margin:0 0 7px;color:var(--plan-accent-dark);font-size:11px;font-weight:800;letter-spacing:.15em;text-transform:uppercase}.school-contact-list{display:grid;gap:12px;margin:20px 0;padding:0;list-style:none}.school-contact-link{display:grid;gap:4px;padding:14px 15px;border:1px solid color-mix(in srgb,var(--plan-accent) 36%,white);border-radius:13px 11px 14px 10px;background:rgba(255,255,255,.68);color:var(--billing-ink);text-decoration:none}.school-contact-link span{color:var(--plan-accent-dark);font-size:10px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.school-contact-link strong{overflow-wrap:anywhere;font-size:13px}.plan-back-button{width:100%;margin-top:auto;--billing-action-border:color-mix(in srgb,var(--plan-accent-dark) 82%,black);--billing-action-background:var(--plan-accent);--billing-action-hover:var(--plan-accent-dark);--billing-action-shadow:color-mix(in srgb,var(--plan-accent) 22%,transparent);--billing-action-hover-shadow:color-mix(in srgb,var(--plan-accent-dark) 27%,transparent)}.credit-packs{margin-top:46px;padding:34px}.credit-packs-heading{max-width:650px;margin-bottom:24px}.credit-packs h2{margin:0 0 8px;color:var(--billing-ink);font-size:28px}.credit-packs p{margin:0;color:var(--billing-muted);font-size:13px;line-height:1.55}.credit-packs-doodle{position:absolute;top:25px;right:30px;display:flex;gap:10px;color:#3f76ba;opacity:.7}.credit-packs-doodle .hand-drawn-doodle{color:#d69a18}.credit-pack-actions{display:grid;grid-template-columns:repeat(4,1fr);align-items:center;gap:13px}.credit-pack-actions button{display:grid;min-height:168px;align-content:center;gap:4px;padding:20px 12px;border:1px solid #bfcfdd;border-radius:12px 10px 13px 9px;background:#fff;box-shadow:3px 4px 0 rgba(61,82,108,.08);color:var(--billing-ink);cursor:pointer;transition:transform .16s ease,background-color .16s ease,border-color .16s ease,box-shadow .16s ease}.credit-pack-actions button:not(:disabled):hover{transform:translateY(-1px);border-color:#8eafd0;background:#f8fbff;box-shadow:4px 5px 0 rgba(61,82,108,.12)}.credit-pack-actions button:disabled{cursor:not-allowed;opacity:.5}.credit-pack-actions strong{color:var(--billing-blue);font-family:var(--font-coming-soon),cursive;font-size:28px;font-weight:400;line-height:1.1}.credit-pack-actions small{color:#627284;font-size:12px}.credit-pack-actions span{margin-top:10px;font-size:16px;font-weight:750}.credit-pack-actions b{margin-top:8px;color:var(--billing-blue);font-size:11px}.payment-history{margin-top:52px}.payment-history-table-wrap{overflow:hidden;border:1px solid #d7dfda;border-radius:20px;background:white;box-shadow:0 7px 20px rgba(32,52,74,.04)}.payment-history table{width:100%;border-collapse:collapse}.payment-history td,.payment-history th{padding:18px 20px;border-bottom:1px solid #e5eae7;text-align:left;font-size:13px}.payment-history th{background:#f3f7fb;color:#657269;font-size:11px;letter-spacing:.04em;text-transform:uppercase}.payment-history tbody tr{transition:background .18s ease}.payment-history tbody tr:hover{background:#fbfcfd}.payment-history tbody tr:last-child td{border-bottom:0}.payment-history td:nth-child(3){font-weight:700;white-space:nowrap}.payment-history td:last-child{text-align:right}.payment-history a{color:#2458b8;font-weight:700;text-underline-offset:3px}.payment-no-receipt{color:#9ba49e}.payment-status{display:inline-block;padding:5px 8px;border-radius:999px;background:#f0f2f0;color:#5e6b63;font-size:11px;font-weight:800}.payment-status.paid{background:#eaf7f0;color:#176645}.payment-status.pending{background:#fff5d9;color:#7a5918}.payment-status.failed{background:#fff0ec;color:#984735}.payment-status.refunded{background:#f1edfa;color:#67518f}.payment-status-detail{display:block;margin-top:5px;color:var(--billing-muted);font-size:11px;font-weight:500;white-space:nowrap}.payment-history-empty{padding:32px;border:1px dashed #d2dbd5;border-radius:15px;background:rgba(255,255,255,.55);text-align:center}.payment-history-empty p{margin:6px 0 0;color:var(--billing-muted);font-size:13px}.payment-attempts{width:100%;margin:20px auto 0;overflow:hidden;border:1px solid #dce3e8;border-radius:16px;background:rgba(255,255,255,.76);color:var(--billing-muted);font-size:14px}.payment-attempts summary{display:flex;align-items:center;justify-content:space-between;padding:17px 20px;color:#344255;font-weight:700;cursor:pointer;list-style:none}.payment-attempts summary::-webkit-details-marker{display:none}.payment-attempts summary span{display:flex;align-items:baseline;gap:10px}.payment-attempts summary small{color:var(--billing-muted);font-size:11px;font-weight:500}.payment-attempts summary i{font-style:normal;transition:transform .2s ease}.payment-attempts[open] summary i{transform:rotate(180deg)}.payment-attempts ul{margin:0;padding:0 20px 12px;list-style:none}.payment-attempts li{display:flex;flex-wrap:wrap;justify-content:space-between;gap:14px;padding:12px 0;border-bottom:1px solid #e3e8e4}.billing-dev-reset{display:flex;flex-wrap:wrap;align-items:center;gap:8px 24px;margin-top:48px;padding:22px 24px;border:1px dashed #c8d3cd;border-radius:16px;background:rgba(255,255,255,.58)}.billing-dev-reset h2{width:100%;margin:0;color:#344255;font-size:17px}.billing-dev-reset p{flex:1 1 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3px 0 rgba(61,82,108,.08);color:var(--billing-ink);cursor:pointer;font-size:23px;line-height:1}.billing-modal-header{padding-right:42px}.billing-kicker{margin:0 0 8px;color:#2b8a62;font-size:11px;font-weight:800;letter-spacing:.12em;text-transform:uppercase}.billing-modal h2{margin:0 0 10px;font-size:27px}.billing-modal-header>p:last-child{color:var(--billing-muted)}.billing-modal-price{margin:14px 0 5px;font-size:25px;font-weight:800}.billing-modal-price small{color:var(--billing-muted);font-size:13px;font-weight:500}.billing-modal-summary{display:grid;grid-template-columns:1fr auto;gap:7px 20px;margin:22px 0;padding:17px;border:1px dashed #ccd8d0;border-radius:12px;font-size:13px}.billing-modal-summary strong{grid-column:1/-1}.billing-preparing{display:flex;min-height:220px;align-items:center;justify-content:center;gap:12px;color:var(--billing-muted)}.billing-payment-error{padding:20px;border:1px solid #efc9c4;border-radius:12px;background:#fff7f5;color:#8c2d25}.billing-payment-error p{line-height:1.55}.billing-payment-error .billing-action-button{margin-top:12px}.billing-payment-confirming{padding:20px;border:1px solid #bbd2ef;border-radius:12px;background:#f3f9ff;color:#315f9c}.billing-payment-confirming p{line-height:1.55}.billing-payment-confirming .billing-action-button{margin-top:12px}.billing-payment-form{display:grid;gap:16px}.billing-payment-form .billing-action-button{justify-self:stretch}.billing-payment-form-error{margin:0;color:#982f27;font-size:13px}.billing-stripe-note{display:flex;justify-content:center;gap:7px;margin:19px 0 0;color:#6d7a72;font-size:11px}.billing-success{display:flex;min-height:370px;flex-direction:column;align-items:center;justify-content:center;text-align:center}.billing-success>span{display:grid;width:58px;height:58px;margin-bottom:20px;place-items:center;border-radius:50%;background:#e8f6ee;color:#23754f;font-size:28px}.billing-success h2{font-size:31px}.billing-success p{color:var(--billing-muted)}.billing-success-credit{color:#23754f!important;font-size:18px;font-weight:800}.billing-layout-skeleton .skeleton-button,.billing-layout-skeleton .skeleton-line,.billing-layout-skeleton .skeleton-price{display:block;margin:12px 0;border-radius:8px;background:#e9ede9;animation:billing-pulse 1.4s ease-in-out infinite}.billing-layout-skeleton .skeleton-line{width:85%;height:16px}.billing-layout-skeleton .skeleton-line.short{width:35%}.billing-layout-skeleton .skeleton-line.title{width:65%;height:32px}.billing-layout-skeleton .skeleton-button{width:min(100%,190px);height:44px}.billing-layout-skeleton .skeleton-price{width:75%;height:64px;margin:26px 0}.pricing-card-skeleton{padding:40px 29px 31px;border:2px solid #dce4e9;border-radius:25px 22px 27px 23px;background:rgba(255,255,255,.74)}@keyframes billing-spin{to{transform:rotate(1turn)}}@keyframes billing-fade{0%{opacity:0}}@keyframes billing-rise{0%{opacity:0;transform:translateY(8px) scale(.985)}}@keyframes billing-pulse{50%{opacity:.5}}a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid rgba(47,111,198,.35);outline-offset:3px}@media (max-width:1100px){.pricing-grid{grid-template-columns:repeat(2,minmax(280px,400px));justify-content:center;gap:38px 26px}.subscription-overview{grid-template-columns:minmax(210px,250px) minmax(0,1fr)}}@media (max-width:767px){.billing-main{width:min(100% - 28px,1180px);padding:49px 0 70px}.billing-hero{margin-bottom:46px}.billing-brand-logo{height:.82em}.billing-lead{font-size:16px}.billing-hero-spark-left{top:40px;left:-5px}.billing-hero-spark-right{right:-2px}.credit-packs,.subscription-summary{border-radius:20px}.subscription-summary{width:100%;padding:27px 21px 25px}.subscription-summary-heading{align-items:flex-start;flex-direction:column;gap:12px}.subscription-overview{grid-template-columns:1fr}.subscription-facts{grid-template-columns:1fr 1fr}.subscription-actions{align-items:stretch;flex-direction:column}.subscription-actions .billing-action-button{width:100%}.pending-payment-card{grid-template-columns:1fr;padding:20px 18px}.pending-payment-facts{padding:14px 0 0;border-top:1px dashed #dfc98f;border-left:0}.pending-payment-actions{align-items:stretch;flex-direction:column}.pricing-grid{grid-template-columns:minmax(0,420px)}.credit-packs{padding:27px 20px 22px}.credit-packs-doodle{top:20px;right:18px;transform:scale(.75)}.credit-packs-heading{padding-right:38px}.credit-packs h2{font-size:24px}.credit-pack-actions{grid-template-columns:repeat(2,1fr)}.credit-pack-actions button{min-height:152px}.payment-history-table-wrap{overflow:visible;border:0;background:transparent}.payment-history thead{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}.payment-history table,.payment-history tbody,.payment-history td,.payment-history tr{display:block}.payment-history tbody{display:grid;gap:12px}.payment-history tr{padding:15px 16px;border:1px solid #d7dfda;border-radius:13px;background:white}.payment-history td{display:grid;grid-template-columns:minmax(90px,.75fr) 1fr;gap:12px;padding:7px 0;border:0;text-align:right!important}.payment-history td:before{content:attr(data-label);color:var(--billing-muted);font-size:11px;font-weight:500;text-align:left}.payment-history td:last-child:before{content:""}.billing-modal-backdrop{align-items:end;padding:0}.billing-modal{width:100%;max-height:94dvh;padding:25px 18px;border-radius:22px 22px 0 0}.billing-account-link{align-items:stretch;flex-direction:column}.header-nav{gap:10px;font-size:11px}.header-nav .nav-exams{display:none}}@media (max-width:440px){.credit-pack-actions{grid-template-columns:1fr 1fr}.pricing-card-face{padding-inline:26px}}@media (max-width:360px){.subscription-facts{grid-template-columns:1fr}}@media (prefers-reduced-motion:reduce){.billing-action-button,.billing-modal,.billing-modal-backdrop,.credit-pack-actions button,.payment-attempts summary i,.payment-history tbody tr,.pricing-card-inner{transition:none;animation:none}.billing-spinner{animation-duration:1.6s}.billing-layout-skeleton i{animation:none!important}}:root{--sketch-blue:#2f6fc6;--sketch-blue-secondary:#8eb5e7;--sketch-blue-highlight:#b9d2f1;--sketch-blue-shadow:#20559a;--sketch-green:#35a94b;--sketch-green-secondary:#79c487;--sketch-green-highlight:#7bd388;--sketch-green-shadow:#238b39;--sketch-purple:#7957b5;--sketch-purple-secondary:#b49bd7;--sketch-purple-highlight:#cbb8e5;--sketch-purple-shadow:#593b8d;--sketch-orange:#c98220;--sketch-orange-secondary:#e6b86f;--sketch-orange-highlight:#f1cd91;--sketch-orange-shadow:#975d11;--sketch-red:#c84e62;--sketch-yellow:#e4ad28;--sketch-card-fill:#fffdf8;--paper-background:#fbfaf6}.hand-drawn-card{position:relative;color:var(--sketch-accent);isolation:isolate}.hand-drawn-frame{position:absolute;inset:0;z-index:0;width:100%;height:100%;overflow:visible;color:var(--sketch-accent);pointer-events:none}.hand-drawn-card__content{position:relative;z-index:1;display:flex;min-width:0;height:100%;flex:1 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24px;border:0;background:transparent;color:white;cursor:pointer;font-family:var(--font-coming-soon),cursive;font-size:16px;font-weight:400;text-decoration:none;transition:transform .16s ease;isolation:isolate}.hand-drawn-button__art{position:absolute;inset:0;z-index:-1;width:100%;height:100%;overflow:visible;color:var(--sketch-accent)}.hand-drawn-button__art path{fill:currentColor;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round;vector-effect:non-scaling-stroke}.hand-drawn-button__label{position:relative}.hand-drawn-arrow{width:27px;height:15px;overflow:visible;transition:transform .16s ease}.hand-drawn-arrow path{fill:none;stroke:currentColor;stroke-width:1.8;stroke-linecap:round;stroke-linejoin:round}.hand-drawn-button:not(:disabled):hover{transform:translateY(-1px)}.hand-drawn-button:not(:disabled):hover .hand-drawn-arrow{transform:translateX(2px)}.hand-drawn-button:not(:disabled):active{transform:translateY(0)}.hand-drawn-button:disabled{cursor:not-allowed;opacity:.48}.hand-drawn-badge{position:relative;display:inline-grid;min-width:112px;min-height:34px;place-items:center;color:white;font-family:var(--font-coming-soon),cursive;font-size:12px;font-weight:400}.hand-drawn-badge svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible;color:var(--sketch-red)}.hand-drawn-badge svg>path:first-child{fill:currentColor;stroke:color-mix(in srgb,currentColor 72%,#7f2436);stroke-width:1.4;vector-effect:non-scaling-stroke}.hand-drawn-badge .badge-emphasis{fill:none;stroke:var(--sketch-yellow);stroke-width:2;stroke-linecap:round;vector-effect:non-scaling-stroke}.hand-drawn-badge span{position:relative;z-index:1}.hand-drawn-doodle{width:36px;height:36px;overflow:visible}.hand-drawn-doodle 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