.zk-shell{--zk-forest:#2d5a27;--zk-forest-dark:#264d25;--zk-forest-ink:#183819;--zk-sand:#d4c5a5;--zk-sand-light:#eee8da;--zk-gold:#a58b56;--zk-cream:#f9f7f2;--zk-paper:#fff;--zk-ink:#1a1a1a;--zk-muted:#5f665f;--zk-line:#2d5a2726;--zk-shadow:0 26px 70px -42px #19371880;color:var(--zk-ink);background:var(--zk-cream)}.zk-shell *,.zk-shell :before,.zk-shell :after{box-sizing:border-box}.zk-wrap{width:min(1180px,100% - 48px);margin-inline:auto}.zk-progress{z-index:80;pointer-events:none;background:var(--zk-sand);transform-origin:0;width:100%;height:3px;animation:linear zk-reading-progress scroll(root);position:fixed;top:0;left:0;transform:scaleX(0)}@keyframes zk-reading-progress{to{transform:scaleX(1)}}.zk-arrow{fill:none;stroke:currentColor;stroke-width:1.7px;stroke-linecap:round;stroke-linejoin:round;flex:none;width:22px;height:22px}.zk-hero{isolation:isolate;background:var(--zk-forest-dark);min-height:clamp(540px,70vh,720px);position:relative;overflow:hidden}.zk-hero__media,.zk-hero__media img,.zk-hero__shade{width:100%;height:100%;position:absolute;inset:0}.zk-hero__media img{object-fit:cover;object-position:center 42%}.zk-hero__shade{z-index:1;background:linear-gradient(90deg,#133214db 0%,#153615ad 44%,#15361514 78%),linear-gradient(#0000 52%,#18381973)}.zk-hero__inner{z-index:2;min-height:inherit;align-items:center;padding-block:86px 120px;display:flex;position:relative}.zk-hero__copy{color:#fff;width:min(700px,66%)}.zk-hero h1,.zk-chapter h1,.zk-not-found h1{letter-spacing:-.045em;text-wrap:balance;margin:0;font-family:Playfair Display,Georgia,serif;font-weight:600}.zk-hero h1{max-width:690px;font-size:clamp(3.1rem,6vw,5.8rem);line-height:.98}.zk-hero__copy p{color:#ffffffe6;max-width:650px;margin:28px 0 0;font-size:clamp(1.05rem,1.6vw,1.3rem);line-height:1.72}.zk-intro-wrap{z-index:3;margin-top:-72px;position:relative}.zk-intro{border:1px solid var(--zk-line);box-shadow:var(--zk-shadow);background:#fffffff7;border-radius:28px;grid-template-columns:minmax(0,1.7fr) minmax(260px,.8fr);gap:48px;padding:clamp(32px,5vw,58px);display:grid}.zk-intro__copy{gap:18px;display:grid}.zk-intro p{color:#485048;margin:0;font-size:1.02rem;line-height:1.78}.zk-notice{border-left:3px solid var(--zk-sand);background:var(--zk-cream);align-self:start;padding:22px 24px;font-size:.91rem!important;line-height:1.65!important}.zk-index{padding-block:clamp(70px,9vw,118px)}.zk-card-grid{grid-template-columns:repeat(12,minmax(0,1fr));grid-auto-flow:dense;gap:20px;margin:0;padding:0;list-style:none;display:grid}.zk-card-grid>li{grid-column:span 4;min-width:0;display:flex}.zk-card-grid>li:nth-child(4),.zk-card-grid>li:nth-child(8),.zk-card-grid>li:nth-child(12){grid-column:span 5}.zk-card-grid>li:nth-child(5),.zk-card-grid>li:nth-child(9),.zk-card-grid>li:nth-child(13){grid-column:span 7}.zk-card-grid>.zk-overview-item--feature{grid-area:span 2/span 8}.zk-overview-card{isolation:isolate;border:1px solid var(--zk-line);width:100%;min-height:330px;color:var(--zk-ink);background:#fffffff5;border-radius:25px;text-decoration:none;transition:transform .22s,border-color .22s,box-shadow .22s;display:flex;position:relative;overflow:hidden;box-shadow:0 18px 44px -32px #2d5a2757}.zk-overview-card:hover,.zk-overview-card:focus-visible{z-index:2;border-color:#2d5a274d;transform:translateY(-5px);box-shadow:0 24px 50px -30px #2d5a275c}.zk-overview-card__number,.zk-article-number{color:var(--zk-forest);font-family:Playfair Display,Georgia,serif;font-weight:700;line-height:1}.zk-overview-card__number{flex:none;font-size:.7em}.zk-overview-card__body{z-index:2;flex-direction:column;width:100%;padding:31px;display:flex;position:relative}.zk-overview-card__title{color:var(--zk-forest-ink);letter-spacing:-.025em;text-wrap:balance;grid-template-columns:auto minmax(0,1fr);align-items:baseline;gap:10px;margin-top:auto;padding-top:48px;font-family:Playfair Display,Georgia,serif;font-size:clamp(1.65rem,2.4vw,2.35rem);line-height:1.12;display:grid}.zk-overview-card__excerpt{color:var(--zk-muted);-webkit-line-clamp:4;-webkit-box-orient:vertical;font-size:.93rem;line-height:1.62;display:-webkit-box;overflow:hidden}.zk-overview-card__arrow{color:#fff;background:var(--zk-forest);border-radius:50%;align-self:flex-end;place-items:center;width:43px;height:43px;margin-top:26px;display:grid}.zk-overview-card__arrow .zk-arrow{width:21px;transition:transform .18s}.zk-overview-card:hover .zk-overview-card__arrow .zk-arrow{transform:translate(4px)}.zk-card-grid>.zk-overview-item--feature .zk-overview-card{min-height:680px}.zk-overview-item--image .zk-overview-card{color:#fff;background:var(--zk-forest-dark);min-height:430px}.zk-overview-card__visual{z-index:-2;object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.zk-overview-item--image .zk-overview-card:after{z-index:-1;content:"";background:linear-gradient(#264d2514,#264d25ad 52%,#264d25f5);position:absolute;inset:0}.zk-overview-item--image .zk-overview-card__title,.zk-overview-item--deep .zk-overview-card__title{color:#fff}.zk-overview-item--image .zk-overview-card__number,.zk-overview-item--deep .zk-overview-card__number{color:var(--zk-sand)}.zk-overview-item--image .zk-overview-card__excerpt,.zk-overview-item--deep .zk-overview-card__excerpt{color:#ffffffc2}.zk-overview-item--image .zk-overview-card__arrow,.zk-overview-item--deep .zk-overview-card__arrow{color:var(--zk-forest-ink);background:var(--zk-sand)}.zk-overview-item--deep .zk-overview-card{color:#fff;background:var(--zk-forest-dark)}.zk-reader{min-height:100vh}.zk-reader-tools{justify-content:space-between;gap:16px;padding-block:22px;display:flex}.zk-reader-tools a{color:var(--zk-forest);align-items:center;gap:10px;text-decoration:none;display:inline-flex}.zk-reader-tools a[hidden]{display:none}.zk-reader-tools span,.zk-sequence__link span{gap:2px;display:grid}.zk-reader-tools small,.zk-sequence__link small{color:var(--zk-muted);letter-spacing:.08em;text-transform:uppercase;font-size:.72rem;font-weight:700;line-height:1.2}.zk-reader-tools strong{font-size:.92rem;line-height:1.25}.zk-return{border-left:1px solid var(--zk-line);max-width:min(50%,520px);padding-left:18px}.zk-return strong{text-overflow:ellipsis;white-space:nowrap;overflow:hidden}.zk-chapter{padding-block:clamp(72px,8vw,112px) clamp(86px,9vw,124px)}.zk-chapter--cream{background:var(--zk-cream)}.zk-chapter--sage{background:#f2eee5}.zk-chapter--deep{color:#ffffffde;background:radial-gradient(circle at 9% 10%, #d4c5a529, transparent 24rem), radial-gradient(circle at 96% 90%, #ffffff0f, transparent 30rem), var(--zk-forest-dark)}.zk-chapter__grid{grid-template-columns:minmax(280px,.72fr) minmax(0,1.58fr);align-items:start;gap:clamp(50px,6.5vw,100px);display:grid}.zk-chapter__side{position:sticky;top:24px}.zk-chapter__image{aspect-ratio:1.18;object-fit:cover;object-position:center;width:100%;box-shadow:var(--zk-shadow);border-radius:28px 28px 80px;margin-bottom:30px}.zk-chapter h1{color:var(--zk-forest-ink);grid-template-columns:auto minmax(0,1fr);align-items:start;gap:14px;font-size:clamp(2.5rem,4vw,4.15rem);line-height:1.04;display:grid}.zk-article-number{color:var(--zk-forest);margin-top:.18em;font-size:clamp(1.45rem,2.15vw,2.1rem)}.zk-chapter--deep h1{color:#fff}.zk-chapter--deep .zk-article-number{color:var(--zk-sand)}.zk-article-dates{border-top:1px solid var(--zk-line);color:var(--zk-muted);gap:9px;margin:28px 0 0;padding-top:20px;font-size:.78rem;line-height:1.45;display:grid}.zk-article-dates div{grid-template-columns:minmax(98px,auto) 1fr;gap:12px;display:grid}.zk-article-dates dt{letter-spacing:.04em;text-transform:uppercase;font-weight:700}.zk-article-dates dd{margin:0}.zk-chapter--deep .zk-article-dates{color:#ffffffb3;border-color:#ffffff2e}.zk-chapter__main{min-width:0}.zk-article-flow{grid-template-columns:repeat(2,minmax(0,1fr));gap:19px;display:grid}.zk-article-lead,.zk-topic-card{border:1px solid var(--zk-line);background:#fffffff0;border-radius:22px;box-shadow:0 16px 42px -34px #2d5a2752}.zk-article-lead{color:#3f463f;grid-column:1/-1;padding:clamp(29px,4vw,46px);font-size:1.08rem;line-height:1.82}.zk-article-lead p:first-child:first-letter{float:left;color:var(--zk-forest);margin:.08em .12em 0 0;font-family:Playfair 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0;padding:0;list-style:none;display:grid}.zk-compact-list li{color:var(--zk-muted);background:#2d5a270d;border:1px solid #2d5a271a;border-radius:12px;padding:12px 15px 12px 38px;font-size:.93rem;line-height:1.5;position:relative}.zk-compact-list li:before{background:var(--zk-gold);content:"";border-radius:2px;width:7px;height:7px;position:absolute;top:1.12em;left:16px;transform:rotate(45deg)}.zk-references{border:1px solid var(--zk-line);background:#ffffffb3;border-radius:24px;margin-top:36px;padding:29px}.zk-chapter--deep .zk-references{background:#ffffff12;border-color:#ffffff24}.zk-chapter--deep .zk-references h2{color:#fff}.zk-chapter--deep .zk-references__heading>span{color:var(--zk-sand-light)}.zk-references__heading{align-items:baseline;gap:14px;margin-bottom:19px;display:flex}.zk-references__heading>span{color:#80683e;letter-spacing:.12em;text-transform:uppercase;font-size:.69rem;font-weight:700}.zk-references h2{color:var(--zk-forest-ink);margin:0;font-family:Playfair 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24px;text-decoration:none;transition:background .18s;display:flex}.zk-sequence__link--next{border-left:1px solid var(--zk-line);text-align:right;justify-content:flex-end}.zk-sequence__link:hover,.zk-sequence__link:focus-visible{background:var(--zk-cream)}.zk-sequence__link strong{color:var(--zk-forest-ink);font-family:Playfair Display,Georgia,serif;font-size:1.02rem;font-weight:600;line-height:1.32}.zk-related{border:1px solid var(--zk-line);background:#ffffff8c;border-radius:22px;margin-top:24px;padding:28px}.zk-related h2{color:var(--zk-forest-ink);margin:0 0 17px;font-family:Playfair Display,Georgia,serif;font-size:1.28rem;font-weight:600}.zk-related__links{grid-template-columns:repeat(3,minmax(0,1fr));gap:9px;display:grid}.zk-related__links a{color:var(--zk-forest);background:#fff;border-radius:13px;grid-template-columns:auto minmax(0,1fr) auto;align-items:start;gap:9px;padding:15px;font-size:.9rem;font-weight:700;line-height:1.4;text-decoration:none;display:grid}.zk-related__links a:hover,.zk-related__links a:focus-visible{background:var(--zk-sand-light)}.zk-related__number{font-family:Playfair Display,Georgia,serif;font-size:1.03rem}.zk-related .zk-arrow{width:18px;height:18px}.zk-not-found{background:linear-gradient(#f9f7f2eb,#f9f7f2f5),url(/nature-hero-soft-mane-tail.webp) 50%/cover;place-items:center;min-height:68vh;padding-block:90px;display:grid}.zk-not-found__inner{border:1px solid var(--zk-line);max-width:760px;box-shadow:var(--zk-shadow);text-align:center;background:#fffffff5;border-radius:28px;padding:clamp(38px,7vw,76px)}.zk-not-found__eyebrow{letter-spacing:.13em;text-transform:uppercase;margin:0 0 12px;font-weight:700;color:var(--zk-gold)!important;font-size:.74rem!important}.zk-not-found h1{color:var(--zk-forest-ink);font-size:clamp(2.5rem,6vw,4.6rem);line-height:1.04}.zk-not-found p{max-width:560px;color:var(--zk-muted);margin:22px auto 0;font-size:1.05rem;line-height:1.7}.zk-not-found a{color:#fff;background:var(--zk-forest);border-radius:999px;align-items:center;gap:10px;margin-top:30px;padding:14px 22px;font-weight:700;text-decoration:none;display:inline-flex}@media (width<=1100px){.zk-card-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.zk-card-grid>li,.zk-card-grid>li:nth-child(4),.zk-card-grid>li:nth-child(5),.zk-card-grid>li:nth-child(8),.zk-card-grid>li:nth-child(9),.zk-card-grid>li:nth-child(12),.zk-card-grid>li:nth-child(13){grid-column:span 1}.zk-card-grid>.zk-overview-item--feature{grid-area:auto/1/auto/-1}}@media (width<=900px){.zk-intro{grid-template-columns:1fr;gap:28px}.zk-article-flow{grid-template-columns:1fr}.zk-block--wide,.zk-article-lead{grid-column:auto}.zk-chapter__grid{grid-template-columns:1fr;gap:36px}.zk-chapter__side{position:static}.zk-chapter__image{width:min(100%,600px);max-height:440px}.zk-related__links{grid-template-columns:1fr}}@media (width<=640px){.zk-wrap{width:min(100% - 28px,1180px)}.zk-hero{min-height:630px}.zk-hero__media img{object-position:center 38%}.zk-hero__shade{background:linear-gradient(#14361624,#14361694 30%,#123114f0 98%)}.zk-hero__inner{align-items:flex-end;padding-block:76px 116px}.zk-hero__copy{width:100%}.zk-hero h1{font-size:clamp(2.75rem,14vw,4.1rem)}.zk-hero__copy p{margin-top:20px;font-size:1rem;line-height:1.6}.zk-intro-wrap{margin-top:-76px}.zk-intro{border-radius:22px;padding:26px 22px}.zk-notice{padding:18px}.zk-index{padding-block:50px 74px}.zk-card-grid{grid-template-columns:1fr;gap:12px}.zk-card-grid>li,.zk-card-grid>li:nth-child(4),.zk-card-grid>li:nth-child(5),.zk-card-grid>li:nth-child(8),.zk-card-grid>li:nth-child(9),.zk-card-grid>li:nth-child(12),.zk-card-grid>li:nth-child(13),.zk-card-grid>.zk-overview-item--feature{grid-area:auto/1/auto/-1}.zk-overview-card{border-radius:17px;min-height:158px}.zk-overview-item--image .zk-overview-card,.zk-card-grid>.zk-overview-item--feature .zk-overview-card{min-height:300px}.zk-overview-card__body{padding:21px 18px}.zk-overview-card__number{font-size:.72em}.zk-overview-card__title{gap:8px;padding-top:0;font-size:1.24rem;line-height:1.22}.zk-overview-card__excerpt{display:none}.zk-overview-card__arrow{width:36px;height:36px;margin-top:18px}.zk-reader-tools{align-items:stretch;padding-block:14px}.zk-reader-tools a{min-width:0}.zk-reader-tools__overview:has(+.zk-return:not([hidden])){display:none}.zk-return{border-left:0;max-width:100%;padding-left:0}.zk-chapter{padding-block:34px 70px}.zk-chapter__grid{gap:28px}.zk-chapter h1{gap:10px;font-size:clamp(2.35rem,11vw,3.45rem)}.zk-chapter__image{border-radius:20px 20px 54px;max-height:310px;margin-bottom:24px}.zk-article-flow{gap:12px}.zk-article-lead,.zk-topic-card{border-radius:17px;padding:22px 20px}.zk-article-lead{font-size:1rem;line-height:1.72}.zk-topic-card h2{font-size:1.28rem}.zk-references,.zk-related{border-radius:17px;margin-top:18px;padding:20px 16px}.zk-references__heading{gap:3px;display:grid}.zk-references li a{padding:13px 38px 13px 13px}.zk-sequence{border-radius:17px;grid-template-columns:1fr;margin-top:18px}.zk-sequence>span[aria-hidden=true]{display:none}.zk-sequence__link{min-height:0;padding:18px 16px}.zk-sequence__link--next{border-top:1px solid var(--zk-line);border-left:0}.zk-related__links a{padding:13px}.zk-not-found{min-height:62vh;padding-block:52px}.zk-not-found__inner{border-radius:22px;padding:34px 22px}}@media (prefers-reduced-motion:reduce){.zk-shell *,.zk-shell :before,.zk-shell :after{scroll-behavior:auto!important;transition-duration:.001ms!important}}