/* Shared study navigation, based on Listening's existing header. */
.bk-study-header.bk-study-header{display:flex;align-items:center;justify-content:flex-start;gap:clamp(18px,2vw,30px);min-height:88px;height:auto;padding:0;margin:0 auto;max-width:none;background:transparent;color:#f0e5cc;flex-wrap:nowrap;position:relative;z-index:5}
.bk-study-header.bk-study-header .bk-study-brand{display:block;flex-shrink:0;padding:0;background:none;clip-path:none;transform:none;border:0}
.bk-study-header.bk-study-header .bk-study-brand img{display:block;width:auto;height:78px;max-width:none}
.bk-study-header.bk-study-header nav{display:flex;flex:1;align-items:center;justify-content:flex-start;flex-wrap:wrap;gap:8px clamp(10px,1.2vw,18px);width:auto;margin:0;padding:10px 0;overflow:visible;order:initial;font:600 13px/1.5 'DM Mono',monospace}
.bk-study-header.bk-study-header nav a{display:block;white-space:nowrap;text-decoration:none;color:#f0e5cc;font:inherit;letter-spacing:0;padding:8px 0;border:0;background:transparent;clip-path:none}
.bk-study-header.bk-study-header nav a.active{padding:8px 10px;background:#d75d81;color:#201a18}
.bk-study-header.bk-study-header .bk-study-motto{margin:0 0 0 auto;flex-shrink:0;text-align:center;color:#f0e5cc;font:16px/.95 'Permanent Marker',cursive;transform:rotate(-5deg);border:0;padding:0;background:none}
.bk-study-header a:focus-visible{outline:3px solid #e7ba38;outline-offset:4px}
@media(max-width:1100px){.bk-study-header.bk-study-header .bk-study-motto{display:none}}
@media(max-width:780px){.bk-study-header.bk-study-header{flex-wrap:wrap;gap:8px 15px;padding:8px 0;min-height:74px}.bk-study-header.bk-study-header .bk-study-brand img{height:58px}.bk-study-header.bk-study-header .bk-study-motto{display:block;margin-left:auto;font-size:12px}.bk-study-header.bk-study-header nav{order:3;flex-basis:100%;width:100%;padding:4px 0 8px;gap:5px 15px;font-size:12px;justify-content:flex-start}}