.sayi-main{gap:56px}.sayi-hero{display:flex;flex-wrap:wrap;gap:40px;align-items:flex-start}.sayi-hero__cover{flex:0 1 265px;min-width:200px}.sayi-hero__cover .cover--lg .cover__no{font-size:96px}.sayi-hero__text{flex:1 1 420px;min-width:0;max-width:680px;display:flex;flex-direction:column;gap:16px;padding-top:4px}.sayi-hero__kicker{display:flex;flex-wrap:wrap;align-items:center;gap:10px}.sayi-hero__kicker .meta{font-size:13px}.sayi-hero__title{font-size:clamp(36px, 4.6vw, 52px)}.sayi-hero__lead p{margin:0}.sayi-hero__lead p+p{margin-top:.8em}.sayi-hero__facts{display:flex;flex-wrap:wrap;gap:6px 20px;font-size:13px;color:var(--pk-muted)}.sayi-hero__facts b{color:var(--pk-text);font-weight:600}.sayi-hero__facts a{color:inherit;text-decoration:none}.sayi-hero__facts a:hover b{color:var(--pk-teal-ink)}.sayi-hero__actions{display:flex;flex-wrap:wrap;gap:10px;padding-top:6px}@media (max-width:760px){.sayi-main{gap:44px}.sayi-hero{flex-wrap:nowrap;flex-direction:column;gap:22px}.sayi-hero__cover{flex:0 0 auto;width:150px;min-width:0}.sayi-hero__cover .cover--lg .cover__no{font-size:56px}.sayi-hero__actions .btn{flex:1 1 auto}}.sayi-toc{display:flex;flex-wrap:wrap;gap:24px 40px;align-items:flex-start}.sayi-toc__head{flex:1 1 200px;max-width:240px;display:flex;flex-direction:column;gap:12px}.sayi-toc__head h2{font-size:28px;font-weight:700}.sayi-toc__head p{font-size:14px;color:var(--pk-muted);line-height:1.55}.sayi-toc .toc{flex:999 1 560px;min-width:0}@media (max-width:760px){.sayi-toc__head{max-width:none}}.pdf-viewer{background:var(--pk-navy);color:#fff;border-radius:var(--pk-radius-lg);padding:30px;display:flex;flex-direction:column;gap:20px;scroll-margin-top:16px}.pdf-viewer__head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px}.pdf-viewer h2{color:#fff;font-size:20px;font-weight:700}.pdf-viewer__head p{font-size:13px;color:var(--pk-on-navy);margin-top:4px}.pdf-viewer__tools{display:flex;gap:8px}.icon-btn--navy{background:#fff0;border-color:rgb(255 255 255 / .25);color:#fff}.icon-btn--navy:hover{border-color:#fff;color:#fff}.pdf-viewer__book{min-height:420px;border-radius:12px;overflow:hidden}.pdf-viewer__book ._df_book,.pdf-viewer__book .df-container,.pdf-viewer__book .df-bg{background:transparent!important;min-height:560px}.pdf-viewer__book iframe{width:100%;height:640px;border:0;background:var(--pk-paper)}.pdf-viewer__note{font-size:13px;color:var(--pk-on-navy);text-align:center}@media (max-width:760px){.pdf-viewer{padding:20px 16px;border-radius:var(--pk-radius-card)}.pdf-viewer__book ._df_book,.pdf-viewer__book .df-container{min-height:460px}}.sayi-pager{display:grid;grid-template-columns:repeat(auto-fit,minmax(min(300px, 100%),1fr));gap:18px}.sayi-pager__card{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:var(--pk-radius-card);background:var(--pk-surface);border:1px solid var(--pk-border);color:var(--pk-text);text-decoration:none;min-height:100px}a.sayi-pager__card:hover{border-color:var(--pk-input-border);color:var(--pk-text)}.sayi-pager__card--next{justify-content:space-between;text-align:right}.sayi-pager__card .cover--mini{width:50px;height:66px;flex-basis:50px;border-radius:6px;font-size:18px}.sayi-pager__text{display:flex;flex-direction:column;gap:4px;min-width:0}.sayi-pager__card .meta{font-size:12px}.sayi-pager__title{font-size:18px;font-weight:700}.sayi-pager__card--soon{background:var(--pk-teal-tint);border:1px dashed var(--pk-teal-dash);justify-content:space-between;flex-wrap:wrap}.sayi-pager>span:empty{display:none}@media (max-width:760px){.sayi-pager>span:empty{display:none}}