/* By Kara 5: the living book. A separate, progressive homepage interaction. */
.bk-opening--living { grid-template-columns:minmax(0,73fr) minmax(0,27fr); }
.bk-opening--living .bk-hero-stage { isolation:auto; display:grid; grid-template-columns:minmax(0,1fr) 175px; gap:0 36px; padding:0 34px 0; min-height:0; aspect-ratio:auto; overflow:visible; }
.bk-opening--living .bk-hero-title { position:relative; inset:auto; grid-column:1; width:100%; margin:0; padding:4px 0 0; max-width:622px; }
.bk-opening--living .bk-hero-second { width:65%; margin-top:0; }
.bk-opening--living .bk-hero-second sup { font-size:49px; margin-top:7px; }
.bk-opening--living .bk-hero-tagline { position:static; grid-column:1; font-size:21px; margin:14px 0 0; max-width:none; }
.bk-opening--living .bk-hero-intro { position:relative; grid-column:2; grid-row:1/3; inset:auto; width:auto; margin:44px 0 0; max-width:none; }
.bk-opening--living .bk-hero-intro>p:first-child {font-size:16px;line-height:1.35;}
.bk-opening--living .bk-margin-link { margin-top:23px; margin-right:9px; width:102px; }
.bk-opening--living .bk-hero-intro .bk-tiny {margin-top:7px;margin-right:9px;}
.bk-opening--living .bk-feature-margin {padding-left:44px;padding-top:36px;}
.bk-book-panel-label {display:block;color:#49355f;margin-bottom:13px;font-size:9px;letter-spacing:.2em;}
.bk-opening--living .bk-feature-margin h2 {font-size:clamp(29px,2.9vw,43px);}
.bk-opening--living .bk-margin-aside {gap:13px;padding:7px 0;}
.bk-opening--living .bk-margin-aside .bk-tiny {font-size:8px;opacity:.8;}
.bk-opening--living .bk-margin-aside .bk-hand {font-size:22px;line-height:1.45;margin:14px 0 0;transform:rotate(-4deg);}
.bk-opening--living .bk-margin-aside:after {content:'';display:none;}
.bk-opening--living .bk-opening-links {padding-top:9px;min-height:91px;font-size:16px;}
.bk-opening--living .bk-opening-links li{font-size:16px;}
.bk-living-book { grid-column:1/-1; min-width:0; margin:30px 0 7px; --bk-book-duration:940ms; }
.bk-book-prelude { display:flex; justify-content:space-between; align-items:center; gap:10px; padding:0 4px 3px; position:relative; z-index:3; }
.bk-book-prelude .bk-kicker {font-size:9px;letter-spacing:.18em;}
.bk-book-instruction {font:11px/1.5 var(--bk-sans);color:#786c80;text-align:right;}
.bk-book-scene { perspective:1800px; padding:22px 12px 30px; position:relative; }
.bk-book-volume { width:100%; position:relative; aspect-ratio:2.04; transform:rotate(-2.2deg); transition:transform .5s ease; }
.bk-living-book.is-over .bk-book-volume{transform:rotate(-.7deg);}
/* A cloth board, the unturned page block, and a visible central binding. */
.bk-book-board { position:absolute;inset:0 -10px -12px;border:1px solid #6f5383;border-radius:9px 7px 12px 9px; background:repeating-linear-gradient(90deg,#9b7baa18 0 1px,transparent 1px 3px),linear-gradient(100deg,#705082,#ad8bbc 49.5%,#83628f 50.5%,#ac8fba); box-shadow:0 26px 27px -20px #33214055,0 12px 14px -10px #3420446b; transform:translateY(6px); }
.bk-book-board:after{content:'';position:absolute;left:calc(50% - 8px);top:0;bottom:-1px;width:16px;box-shadow:inset 7px 0 6px -6px #251734bb,inset -5px 0 5px -5px #3821468f;}
.bk-book-page-block {position:absolute;inset:5px -3px -8px;border:1px solid #cbc1b0;border-radius:3px 4px 8px 5px;background:repeating-linear-gradient(0deg,#d0c7b7 0 1px,#f3eedf 1px 2px,#e9e1d1 2px 3px);box-shadow:0 3px 0 #f5eddc,0 4px 0 #b5a493;}
.bk-book-spread {position:absolute;inset:0;transform-style:preserve-3d;perspective:2000px;touch-action:pan-y pinch-zoom; outline:none;}
.bk-leaf { position:absolute; top:0; bottom:0; width:50%; background:#fff9eb; box-shadow:0 0 0 1px #b6aa982b; }
.bk-leaf-left {left:0;border-radius:3px 0 0 3px;}
.bk-leaf-right {right:0;border-radius:0 5px 5px 0;}
.bk-print-page { position:relative; width:100%; height:100%; padding:23px 27px 20px; color:#281c33; font-family:Georgia,'Times New Roman',serif; display:flex;flex-direction:column; background:radial-gradient(ellipse at 72% 4%,#ffffff78,transparent 62%),#fcf7eb; overflow:hidden; --bk-plate:#d9c7e7;--bk-plate-ink:#473254; }
.bk-print-left {padding-right:31px; background:linear-gradient(90deg,transparent 85%,#2e1b4010 96%,#311c422b),#fcf7eb;border-radius:3px 0 0 3px;}
.bk-print-right {padding-left:32px;background:linear-gradient(90deg,#41264922,transparent 10%,#ffffff28 65%,#fffbed00),#fcf7eb;border-radius:0 5px 5px 0;}
.bk-print-page[data-palette=olive]{--bk-plate:#dce1c5;--bk-plate-ink:#404b28;}
.bk-print-page[data-palette=rose]{--bk-plate:#ead0c5;--bk-plate-ink:#693c39;}
.bk-print-page[data-palette=blue]{--bk-plate:#ccdce3;--bk-plate-ink:#304d60;}
.bk-print-page[data-palette=sand]{--bk-plate:#e9dcb7;--bk-plate-ink:#5f5130;}
.bk-page-running {display:flex;align-items:flex-start;justify-content:space-between;gap:9px;border-bottom:1px solid #a291ae50;padding-bottom:10px;font:8px/1.4 Arial,Helvetica,sans-serif;text-transform:uppercase;letter-spacing:.14em;position:relative;z-index:1;}
.bk-page-running span:last-child{white-space:nowrap;}
.bk-chapter-plate { flex:1;min-height:90px;max-height:62%;margin:14px 0 12px;position:relative;overflow:hidden;background:var(--bk-plate);border:1px solid #2d163313; display:flex; flex-direction:column;justify-content:space-between;padding:13px 16px;color:var(--bk-plate-ink); }
.bk-chapter-plate:after {content:'';position:absolute;inset:8px;border:1px solid currentColor;opacity:.22;pointer-events:none;}
.bk-plate-caption {font:8px/1.4 Arial,sans-serif;text-transform:uppercase;letter-spacing:.2em;z-index:1;}
.bk-plate-number {font-size:clamp(64px,7.1vw,106px);font-style:italic;letter-spacing:-.08em;line-height:1.05;margin-left:1px;z-index:1;}
.bk-plate-topic {font-size:clamp(12px,1.45vw,19px);line-height:1.2;max-width:90%;z-index:1;}
.bk-plate-spark{position:absolute;right:26px;top:23%;font-size:33px;transform:rotate(-12deg);z-index:1;font-family:Georgia,serif;}
.bk-plate-orbit{position:absolute;width:88%;height:110%;border:1px solid currentColor;border-radius:50%;right:-20%;top:-11%;opacity:.22;transform:rotate(-29deg);}
.bk-orbit-two{width:79%;right:-2%;top:-5%;transform:rotate(24deg);}
.bk-chapter-image {width:100%!important;height:100%!important;object-fit:cover;position:absolute;inset:0;}
.bk-chapter-plate.has-cover:after{border-color:#fff;opacity:.6;}
.bk-page-question{font:italic clamp(13px,1.35vw,18px)/1.35 Georgia,serif;max-width:94%;margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}
.bk-page-folio {font:8px/1.4 Arial,sans-serif;letter-spacing:.07em;display:flex;justify-content:space-between;align-items:center;gap:9px;margin-top:auto;padding-top:10px;}
.bk-print-title {font-size:clamp(19px,2.12vw,30px);font-weight:400;line-height:1.09;letter-spacing:-.045em;margin:20px 0 11px;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;}
.bk-print-title a{font:inherit;}
.bk-print-rule {width:28px;height:1px;flex-shrink:0;background:var(--bk-plate-ink);display:block;margin:2px 0 12px;}
.bk-print-opening {font-size:clamp(11px,1.02vw,14px);line-height:1.55;margin:0 0 10px;display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;color:#534658;}
.bk-print-opening:first-letter {float:left;font-size:3em;line-height:.92;margin:4px 5px 0 0;color:#36283f;}
.bk-page-read {font:10px/1.4 Arial,sans-serif!important;display:inline-flex;align-items:center;gap:8px;padding:7px 0;width:max-content;max-width:100%;margin-top:auto;}
.bk-page-read .bk-icon{width:14px;height:14px;}
.bk-book-gutter {position:absolute;left:calc(50% - 10px);top:0;bottom:0;width:20px;pointer-events:none;background:linear-gradient(90deg,transparent,#3927461c 25%,#39274659 48%,#39274633 52%,transparent);z-index:2;}
.bk-book-ribbon {position:absolute;right:13%;bottom:-31px;width:18px;height:42px;background:linear-gradient(90deg,#789150,#a7b578 56%,#8ba060);clip-path:polygon(0 0,100% 0,100% 100%,50% 84%,0 100%);transform:rotate(-3deg);z-index:-1;filter:drop-shadow(2px 3px 2px #0001);}
.bk-book-edge {position:absolute;top:2px;bottom:2px;width:12%;border:0!important;z-index:9;cursor:pointer;background:transparent;padding:0;touch-action:pan-y pinch-zoom;}
.bk-book-edge-prev{left:0;}.bk-book-edge-next{right:0;}
.bk-book-edge span {position:absolute;bottom:16px;width:23px;height:23px;background:#5d3d7222;border-radius:50%;font:14px/23px Georgia;color:#4e326a;opacity:0;transition:opacity .22s;}
.bk-book-edge-next span{right:3px;}.bk-book-edge-prev span{left:3px;}
.bk-book-edge:hover span{opacity:1;}
.bk-book-edge:before{content:'';position:absolute;width:24px;height:24px;bottom:0;opacity:0;transition:opacity .25s,transform .25s;background:linear-gradient(135deg,#fff9e7 42%,#e2d5bd 48%,#f5ecda 55%);box-shadow:-2px -2px 4px #4a324019;}
.bk-book-edge-next:before{right:0;clip-path:polygon(100% 0,100% 100%,0 100%);}.bk-book-edge-prev:before{left:0;transform:scaleX(-1);clip-path:polygon(100% 0,100% 100%,0 100%);}
.bk-book-edge:hover:before{opacity:1;}.bk-book-edge[aria-disabled=true]{cursor:default;}.bk-book-edge[aria-disabled=true]:before,.bk-book-edge[aria-disabled=true] span{display:none;}
.bk-living-book.is-turning .bk-book-edge:before,.bk-living-book.is-turning .bk-book-edge span{opacity:0;}
/* Curved leaves, built from twelve aligned slices. Both faces are real HTML. */
.bk-book-turner {position:absolute;inset:0;z-index:6;transform-style:preserve-3d;pointer-events:none;}
.bk-turn-strip {position:absolute;top:0;height:100%;transform-style:preserve-3d;transform-origin:0 50%;will-change:transform;}
.bk-turn-face {position:absolute;inset:0;backface-visibility:hidden;-webkit-backface-visibility:hidden;overflow:hidden;background:#fcf7eb;}
.bk-turn-back {transform:rotateY(180deg);}
.bk-turn-content {position:absolute;top:0;height:100%;}
.bk-turn-face:after {content:'';position:absolute;inset:0;background:#2b1838;opacity:var(--bk-turn-shade,0);pointer-events:none;}
.bk-turn-front {transform:translateZ(.15px);}.bk-turn-back {transform:rotateY(180deg) translateZ(.15px);}
.bk-book-controls {display:flex;align-items:center;justify-content:center;gap:14px;min-height:43px;position:relative;margin-top:0;padding-bottom:6px;}
.bk-book-arrow {width:38px;height:38px;padding:7px;display:flex;align-items:center;justify-content:center;border:1px solid #bdb0c54d;border-radius:50%;background:transparent;}
.bk-book-arrow:hover{background:#e7d5f333;border-color:#9b7cad;}
.bk-book-arrow[data-book-prev] svg {transform:rotate(180deg);}
.bk-book-arrow svg{width:17px;height:17px;}
.bk-site .bk-book-arrow:disabled {opacity:.28;cursor:default;}
.bk-book-pagination {display:flex;align-items:center;gap:3px;}
.bk-book-tab{border:0;border-bottom:1px solid #b7a4c03d;padding:9px 9px 6px;background:transparent;font:11px/1.2 Georgia!important;color:#766783!important;min-width:31px;min-height:34px;position:relative;}
.bk-book-tab:after {content:'';position:absolute;bottom:-1px;height:2px;left:8px;right:8px;background:var(--bk-purple);transform:scaleX(0);transition:transform .22s;}
.bk-book-tab.is-current{color:var(--bk-ink)!important;}.bk-book-tab.is-current:after{transform:scaleX(1);}
.bk-book-hover-toggle{font:9px Arial,sans-serif!important;letter-spacing:.02em;border:0;padding:10px 0;background:none;color:#7d6d84!important;position:absolute;right:1px;min-height:32px;}
.bk-book-hover-toggle span{color:#51336e;border-bottom:1px solid #b49bc9;}
.bk-book-noscript{font:13px/1.5 Arial,sans-serif;color:var(--bk-muted);}
.bk-feature-top.is-changing {animation:bk-panel-ink .36s ease both;}
@keyframes bk-panel-ink {from{opacity:.15;transform:translateY(6px)}to{opacity:1;transform:translateY(0)}}
.bk-book-page-link-mobile{display:none;}
@media (min-width:1600px) { .bk-print-title{font-size:31px;}.bk-print-opening{font-size:14px;} }
@media (max-width:1150px) and (min-width:901px) {
 .bk-opening--living .bk-hero-stage{grid-template-columns:minmax(0,1fr) 133px;gap:0 21px;padding:0 25px;}
 .bk-opening--living .bk-hero-intro>p:first-child{font-size:13px;}.bk-opening--living .bk-hero-intro{margin-top:22px;}
 .bk-opening--living .bk-hero-title{min-height:0;}.bk-opening--living .bk-hero-tagline{font-size:18px;}
 .bk-opening--living .bk-hero-intro .bk-tiny{display:none;}.bk-opening--living .bk-margin-link{margin-top:12px;width:87px;}
 .bk-print-page{padding:17px 19px 14px;}.bk-print-right{padding-left:23px;}.bk-print-left{padding-right:23px;}
 .bk-print-title{font-size:23px;margin-top:14px;}.bk-print-opening{font-size:11px;-webkit-line-clamp:4;}
 .bk-page-running{font-size:7px;}.bk-page-question{font-size:14px;}.bk-page-folio{font-size:7px;}
 .bk-chapter-plate{margin:11px 0 10px;padding:12px;}.bk-plate-number{font-size:70px;}.bk-plate-topic{font-size:14px;}
 .bk-book-hover-toggle{position:static;}.bk-book-controls{gap:8px;}.bk-book-instruction{font-size:9px;}
 .bk-opening--living .bk-feature-margin{padding-left:31px;padding-right:24px;}.bk-opening--living .bk-feature-margin h2{font-size:30px;}
}
@media (max-width:900px) {
 .bk-opening--living {grid-template-columns:1fr;}
 .bk-opening--living .bk-header{padding:20px 30px;}
 .bk-opening--living .bk-hero-stage{grid-template-columns:minmax(0,1fr) 165px;padding:0 30px;gap:0 32px;}
 .bk-opening--living .bk-hero-title{width:100%;}
 .bk-opening--living .bk-hero-intro{display:block;margin-top:23px;}
 .bk-opening--living .bk-hero-intro>p:first-child{font-size:15px;}
 .bk-opening--living .bk-hero-tagline{font-size:21px;}
 .bk-opening--living .bk-feature-margin {display:grid;grid-template-columns:1.25fr 1fr;gap:25px 35px;padding:27px 33px;}
 .bk-opening--living .bk-feature-top{grid-column:1;grid-row:1/3;}
 .bk-opening--living .bk-feature-margin h2{font-size:36px;}
 .bk-opening--living .bk-big-number{font-size:69px;}
 .bk-book-panel-label{margin:0 0 8px;}
 .bk-opening--living .bk-margin-aside{grid-column:2;align-self:start;}
 .bk-opening--living .bk-margin-index{grid-column:2;align-self:end;}
 .bk-opening--living .bk-feature-margin:before{display:none;}
 .bk-print-title{font-size:27px;}.bk-print-opening{font-size:12px;}.bk-plate-number{font-size:86px;}.bk-plate-topic{font-size:18px;}.bk-page-question{font-size:17px;}
 .bk-book-hover-toggle{position:static;}.bk-book-prelude .bk-kicker{font-size:9px;}.bk-book-instruction{font-size:10px;}
 .bk-book-controls{gap:10px;}
}
@media (max-width:650px) {
 .bk-opening--living .bk-header{padding:17px 21px;min-height:70px;}
 .bk-opening--living .bk-hero-stage{grid-template-columns:1fr;gap:0;padding:0;aspect-ratio:auto;}
 .bk-opening--living .bk-hero-title{padding:9px 21px 0;width:100%;max-width:480px;}
 .bk-opening--living .bk-hero-second{width:65%;}
 .bk-opening--living .bk-hero-second sup{font-size:38px;}
 .bk-opening--living .bk-hero-tagline{padding:0 21px;font-size:clamp(15px,4vw,20px);line-height:1.4;margin:9px 0 0;max-width:100%;}
 .bk-opening--living .bk-hero-intro{display:none;}
 .bk-living-book {margin:24px 0 10px;}
 .bk-book-prelude{padding:0 22px 0;gap:8px;}
 .bk-book-prelude .bk-kicker{font-size:8px;letter-spacing:.1em;}.bk-book-instruction{font-size:9px;max-width:56%;}
 /* On a phone the facing leaf stays beyond the left margin; the readable page fills the screen. */
 .bk-book-scene{padding:23px 21px 34px 12px;overflow:hidden;perspective:1500px;}
 .bk-book-volume{width:calc(200% - 26px);margin-left:calc(-100% + 26px);aspect-ratio:1.84;transform:rotate(-1.3deg);}
 .bk-living-book.is-over .bk-book-volume{transform:rotate(-1.3deg);}
 .bk-leaf-left .bk-print-page > * {visibility:hidden;}
 .bk-print-page{padding:24px 24px 17px;}
 .bk-print-right{padding-left:29px;}
 .bk-print-title {font-size:clamp(23px,6.3vw,32px);margin-top:22px;line-height:1.09;-webkit-line-clamp:4;}
 .bk-print-opening{font-size:clamp(12px,3.3vw,15px);line-height:1.55;-webkit-line-clamp:5;}
 .bk-page-running{font-size:8px;letter-spacing:.08em;}
 .bk-page-read{font-size:11px!important;padding:9px 0;}
 .bk-page-folio{font-size:8px;}
 .bk-book-ribbon{right:14%;}
 .bk-book-controls{padding:0 17px;gap:13px;}
 .bk-book-tab{font-size:12px!important;min-width:33px;min-height:40px;}
 .bk-book-arrow{width:40px;height:40px;}
 .bk-book-hover-toggle{display:none;}
 .bk-book-edge{width:9%;}
 .bk-opening--living .bk-opening-links{padding:0 21px 20px;min-height:0;}
 .bk-opening--living .bk-opening-links li{font-size:15px;}
 .bk-opening--living .bk-feature-margin{display:block;padding:27px 27px 25px;}
 .bk-opening--living .bk-feature-margin .bk-big-number{font-size:66px;float:right;margin:0 0 10px 18px;}
 .bk-opening--living .bk-feature-margin .bk-feature-type{min-height:0;margin:17px 0 20px;padding-top:0;}
 .bk-opening--living .bk-feature-margin h2{font-size:34px;clear:both;}
 .bk-opening--living .bk-feature-margin .bk-margin-aside{margin-top:29px;}
 .bk-opening--living .bk-feature-margin .bk-margin-index{margin-top:24px;}
 .bk-opening--living .bk-book-panel-label{font-size:9px;padding-top:7px;}
}
@media (max-width:360px) {
 .bk-book-volume{aspect-ratio:1.67;}
 .bk-print-page{padding:18px 19px 17px;}.bk-print-right{padding-left:25px;}
 .bk-print-title{font-size:23px;margin-top:19px;}.bk-print-opening{-webkit-line-clamp:4;font-size:12px;}
 .bk-book-controls{gap:8px;}.bk-book-tab{min-width:29px;padding:9px 6px 6px;}
 .bk-opening--living .bk-hero-title{padding-left:18px;padding-right:18px;}
 .bk-opening--living .bk-hero-tagline{padding-left:18px;font-size:14px;}
}
@media (hover:none),(pointer:coarse) {.bk-book-hover-toggle{display:none;}}
@media (prefers-reduced-motion:reduce) {
 .bk-living-book *, .bk-opening--living .bk-feature-top{transition:none!important;animation:none!important;}
 .bk-living-book.is-over .bk-book-volume{transform:rotate(-2.2deg);}
 .bk-book-edge:before{display:none;}
}
@media print {.bk-living-book .bk-book-controls,.bk-book-edge{display:none!important;}.bk-book-volume{transform:none;}.bk-book-board{box-shadow:none;}}
/* Preview limits keep a long headline from pushing the book off its own shelf. */
.bk-opening--living [data-book-feature-title]{display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;}
.bk-opening--living [data-book-feature-deck]{display:-webkit-box;-webkit-line-clamp:5;-webkit-box-orient:vertical;overflow:hidden;}
.bk-opening--living [data-book-feature-aside]{display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden;}
.bk-print-title{overflow-wrap:anywhere;}
@media(min-width:651px){.bk-opening--living .bk-opening-links a{display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;}}
@media(max-width:430px){.bk-book-pagination{gap:0;}.bk-book-tab{min-width:25px;padding-left:5px;padding-right:5px;}.bk-book-controls{padding-left:12px;padding-right:12px;gap:8px;}}