.ka-purchase-form{display:inline-flex;margin:0}.ka-purchase-form button{font:inherit;border:0;cursor:pointer}.ka-btn-disabled{opacity:.58;cursor:not-allowed}.ka-purchase-notice{margin:18px 0 0;padding:13px 16px;border:1px solid rgba(191,143,31,.3);border-radius:14px;background:#fff9e9;color:#405047}.ka-purchase-notice.is-error{border-color:rgba(145,72,53,.25);background:#fff4ef;color:#783f31}.ka-chapter.is-locked{opacity:.66;background:rgba(255,255,255,.62)}.ka-chapter.is-locked em{color:#8a7f6c}.ka-reader-journey-list a.is-locked,.ka-reader-contents nav a.is-locked{opacity:.48}.ka-reader-journey-list a.is-locked em:after,.ka-reader-contents nav a.is-locked em:after{content:'Locked';font-size:10px;text-transform:uppercase;letter-spacing:.08em}@media(max-width:700px){.ka-purchase-form,.ka-purchase-form .ka-btn{width:100%}.ka-purchase-form .ka-btn{justify-content:center}}

.ka-study-price{margin:18px 0 4px;padding:18px;border:1px solid rgba(191,143,31,.28);border-radius:18px;background:linear-gradient(135deg,rgba(255,249,233,.96),rgba(255,255,255,.9));box-shadow:0 10px 30px rgba(57,43,14,.06)}
.ka-study-price-main{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.ka-study-price-main small{width:100%;font-size:11px;font-weight:800;letter-spacing:.12em;color:#8f6a15}.ka-study-price-main strong{font-size:1.55rem;line-height:1;color:#2e2b24}.ka-study-price-main span{font-size:.9rem;color:#766b59}.ka-study-price p{margin:10px 0 0;max-width:720px;line-height:1.55;color:#5f594d}.ka-supporter-form .ka-btn-ghost{font:inherit;cursor:pointer}
@media(max-width:700px){.ka-study-price{padding:15px}.ka-study-price-main strong{font-size:1.35rem}.ka-supporter-form,.ka-supporter-form .ka-btn-ghost{width:100%}.ka-supporter-form .ka-btn-ghost{justify-content:center}}

.ka-paperback-option{margin:12px 0 4px;padding:16px 18px;border:1px solid rgba(55,48,38,.14);border-radius:18px;background:rgba(255,255,255,.72);display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.ka-paperback-option>div{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap}.ka-paperback-option small{width:100%;font-size:11px;font-weight:800;letter-spacing:.12em;color:#766b59}.ka-paperback-option strong{font-size:1.3rem;color:#2e2b24}.ka-paperback-option span:not(.ka-btn-ghost){font-size:.9rem;color:#766b59}
@media(max-width:700px){.ka-paperback-option{align-items:stretch}.ka-paperback-option .ka-btn-ghost{width:100%;justify-content:center}}

.ka-supporter-package{margin:14px 0 6px;padding:20px;border:1px solid rgba(191,143,31,.34);border-radius:20px;background:linear-gradient(145deg,rgba(33,28,19,.98),rgba(62,48,19,.95));color:#fff7df;box-shadow:0 16px 38px rgba(27,20,8,.16)}
.ka-supporter-package-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;flex-wrap:wrap}.ka-supporter-package-head small{display:block;font-size:11px;font-weight:800;letter-spacing:.13em;color:#e5bd5e}.ka-supporter-package-head h2{margin:5px 0 0;font-size:1.15rem;line-height:1.25;color:#fff}.ka-supporter-package-head>strong{font-size:1.4rem;color:#f4d17e}
.ka-supporter-package-grid{margin-top:16px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px 16px}.ka-supporter-package-grid span{font-size:.9rem;line-height:1.4;color:#f8f0dc}.ka-supporter-package>p{margin:14px 0 0;font-size:.84rem;line-height:1.5;color:#d7ccb0}
@media(max-width:700px){.ka-supporter-package{padding:17px}.ka-supporter-package-grid{grid-template-columns:1fr}.ka-supporter-package-head>strong{font-size:1.25rem}}

.ka-editions{margin:34px 0 30px;padding-top:28px;border-top:1px solid rgba(89,74,45,.14)}
.ka-editions-head{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(220px,.75fr);gap:24px;align-items:end;margin-bottom:18px}
.ka-editions-head h2{margin:.2rem 0 0;font-size:clamp(1.45rem,2.4vw,2rem);line-height:1.08}
.ka-editions-head>p{margin:0;color:var(--muted,#6f746f);font-size:.94rem;line-height:1.55}
.ka-edition-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.ka-edition-card{position:relative;display:flex;flex-direction:column;min-height:260px;padding:20px;border:1px solid rgba(89,74,45,.14);border-radius:20px;background:rgba(255,255,255,.76);box-shadow:0 12px 34px rgba(41,35,26,.06)}
.ka-edition-card.is-featured{border-color:rgba(191,143,31,.5);box-shadow:0 16px 42px rgba(132,96,22,.13)}
.ka-edition-card.is-paperback{grid-column:1/-1;min-height:auto}.ka-edition-badge{position:absolute;top:14px;right:14px;padding:5px 9px;border-radius:999px;background:#173f32;color:#fff;font-size:10px;font-weight:800;letter-spacing:.06em;text-transform:uppercase}
.ka-edition-eyebrow{display:block;margin-bottom:9px;color:#99701b;font-size:11px;font-weight:800;letter-spacing:.08em;text-transform:uppercase}.ka-edition-price{display:block;color:#1e2c27;font-size:2rem;line-height:1}.ka-edition-price small{font-size:.68rem;font-weight:800;letter-spacing:.06em;color:#7d7b71}
.ka-edition-card p{margin:13px 0 10px;color:#58625d;line-height:1.55}.ka-edition-card ul{display:grid;gap:6px;margin:0 0 18px;padding:0;list-style:none;color:#35443d;font-size:.9rem}.ka-edition-card li:before{content:'✓';margin-right:8px;color:#99701b;font-weight:900}
.ka-edition-action{display:inline-flex;justify-content:center;align-items:center;min-height:44px;margin-top:auto;padding:10px 14px;border:1px solid #173f32;border-radius:12px;background:#173f32;color:#fff;text-decoration:none;font:inherit;font-weight:800;cursor:pointer}.ka-edition-action.is-disabled{border-color:rgba(89,74,45,.12);background:rgba(89,74,45,.07);color:#77756e;cursor:not-allowed}.ka-edition-action.is-owned{border-color:rgba(191,143,31,.22);background:#fff8e7;color:#6f5419}.ka-edition-form{display:flex;margin-top:auto}.ka-edition-form .ka-edition-action{width:100%;border:0}
[data-theme="dark"] .ka-edition-card,.jg-dark .ka-edition-card{background:rgba(24,31,28,.78);border-color:rgba(255,255,255,.1)}[data-theme="dark"] .ka-edition-price,.jg-dark .ka-edition-price{color:#f3f0e7}[data-theme="dark"] .ka-edition-card p,[data-theme="dark"] .ka-edition-card ul,.jg-dark .ka-edition-card p,.jg-dark .ka-edition-card ul{color:#c8cdc9}
@media(max-width:760px){.ka-editions-head{grid-template-columns:1fr;gap:10px}.ka-edition-grid{grid-template-columns:1fr}.ka-edition-card.is-paperback{grid-column:auto}}