/* Wonder pop culture pages — Book Units Teacher
   Shared by every page in /reading_wonder/ */

:root{
  --teal:#1dbb9d; --teal-dark:#138a73; --navy:#323a49; --purple:#7e4b75;
  --gold:#f9d342; --cream:#fdf6ee; --line:#e7e0d6; --ink:#2d2d2d;
}
*{box-sizing:border-box;}
body{font-family:'Montserrat',sans-serif;font-size:17px;line-height:1.65;color:var(--ink);background:#f4f4f9;padding-top:72px;}
p{font-size:1.05rem;line-height:1.75;}
a{color:var(--teal-dark);}
a:focus-visible,button:focus-visible{outline:3px solid var(--gold);outline-offset:3px;}

/* Navbar (same as the novel study index) */
.site-nav{background:var(--navy);}
.site-nav .navbar-brand img{height:56px;width:auto;}
.site-nav .nav-link{color:#fff!important;font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.04em;}
.site-nav .shop-link{color:var(--teal)!important;font-weight:700;}
.site-nav .nav-link:hover{background:rgba(255,255,255,.12);border-radius:4px;}
.site-nav .navbar-toggler{color:#fff;border-color:rgba(255,255,255,.4);font-size:.85rem;}

/* Masthead */
.wm-masthead{background:var(--teal);color:#fff;padding:48px 0 40px;text-align:center;}
.wm-part{font-weight:700;font-size:1rem;letter-spacing:.06em;color:var(--navy);margin:0 0 4px;}
.wm-title{font-weight:800;font-size:clamp(2.2rem,6vw,3.6rem);line-height:1.05;margin:0 0 12px;color:#fff;}
.wm-sub{font-weight:600;font-size:clamp(1rem,2.2vw,1.2rem);color:rgba(255,255,255,.9);margin:0 auto;max-width:620px;}
.wm-masthead hr{border:0;border-top:3px solid var(--navy);width:60px;margin:18px auto;opacity:1;}

/* Part navigation strip */
.part-nav{background:var(--navy);border-bottom:3px solid var(--teal);position:sticky;top:72px;z-index:100;}
.part-nav ol{list-style:none;margin:0 auto;padding:12px 16px;display:flex;gap:6px;overflow-x:auto;max-width:1140px;justify-content:flex-start;}
@media (min-width:992px){.part-nav ol{justify-content:center;}}
.part-nav a{display:block;white-space:nowrap;font-size:12px;font-weight:700;color:rgba(255,255,255,.8);padding:7px 14px;border-radius:20px;text-decoration:none;border:2px solid transparent;}
.part-nav a:hover{border-color:var(--teal);color:#fff;}
.part-nav a[aria-current="page"]{background:var(--teal);color:#fff;}
.part-nav span{font-weight:500;opacity:.8;margin-left:4px;}

/* Intro */
.wm-intro{background:var(--cream);padding:40px 0;}
.wm-intro .container{max-width:760px;}
.wm-intro p:last-child{margin-bottom:0;}
.book-tip{display:flex;gap:14px;align-items:flex-start;background:#fff;border-left:5px solid var(--gold);padding:16px 20px;border-radius:0 8px 8px 0;margin-top:20px;}
.book-tip i{color:var(--purple);font-size:1.3rem;margin-top:4px;}
.book-tip p{margin:0;font-size:1rem;}

/* Reference entries */
.wm-refs{background:#fff;padding:24px 0 48px;}
.ref{display:grid;grid-template-columns:minmax(0,1.15fr) minmax(0,1fr);gap:40px;padding:44px 0;border-bottom:1px solid var(--line);align-items:start;}
.ref:last-child{border-bottom:0;}
.ref.text-only{grid-template-columns:minmax(0,1fr);max-width:760px;}
.ref-where{font-weight:700;font-size:.9rem;color:var(--purple);margin:0 0 6px;}
.ref h2{font-weight:800;font-size:clamp(1.4rem,3vw,1.85rem);color:var(--navy);line-height:1.2;margin:0 0 18px;}
.ref h3{font-weight:700;font-size:1rem;color:var(--teal-dark);margin:18px 0 4px;}
.ref h3:first-of-type{margin-top:0;}
.ref p{margin:0 0 6px;}
.ref blockquote{margin:10px 0;padding:10px 18px;border-left:4px solid var(--teal);background:var(--cream);font-family:'Lato',sans-serif;font-style:italic;}
.talk{margin-top:22px;background:var(--cream);border-radius:10px;padding:16px 20px;}
.talk h3{color:var(--purple);margin:0 0 4px!important;display:flex;gap:8px;align-items:center;}
.talk p{margin:0;}
.teacher-note{margin-top:14px;font-size:.92rem;color:#555;border:1px dashed #c9bfae;border-radius:8px;padding:10px 14px;}
.teacher-note strong{color:var(--navy);}
.ref-media{display:grid;gap:22px;position:sticky;top:150px;}

/* Click-to-play video */
.yt{display:block;width:100%;padding:0;border:0;background:var(--navy);border-radius:12px;overflow:hidden;position:relative;aspect-ratio:16/9;cursor:pointer;}
.yt img{width:100%;height:100%;object-fit:cover;display:block;opacity:.92;transition:opacity .2s;}
.yt:hover img{opacity:1;}
.yt .yt-play{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;}
.yt .yt-play i{width:72px;height:72px;border-radius:50%;background:var(--teal);color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.6rem;padding-left:5px;box-shadow:0 4px 18px rgba(0,0,0,.35);transition:transform .15s;}
.yt:hover .yt-play i{transform:scale(1.08);}
.yt-frame{aspect-ratio:16/9;width:100%;border-radius:12px;overflow:hidden;background:#000;}
.yt-frame iframe{width:100%;height:100%;border:0;display:block;}
.yt-missing{cursor:default;background:#ebe6de;}
.yt-missing img,.yt-missing .yt-play{display:none;}
.yt-missing::after{content:"This video has been removed from YouTube.";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;text-align:center;padding:20px;color:var(--navy);font-weight:600;font-size:.95rem;}
figure.video{margin:0;}
figure.video figcaption{font-size:.9rem;font-weight:600;color:var(--navy);margin-top:8px;}

/* Pager */
.wm-pager{background:var(--cream);padding:36px 0;}
.wm-pager .container{display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;}
.pager-link{display:flex;flex-direction:column;text-decoration:none;background:#fff;border:2px solid var(--line);border-radius:12px;padding:14px 22px;min-width:220px;color:var(--navy);}
.pager-link:hover{border-color:var(--teal);color:var(--navy);}
.pager-link small{color:var(--purple);font-weight:700;}
.pager-link strong{font-size:1.1rem;}
.pager-link.next{text-align:right;margin-left:auto;}

/* Index page */
.part-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;max-width:760px;margin:0 auto;}
@media (min-width:640px){.part-grid{grid-template-columns:repeat(3,1fr);}}
.part-card{display:block;background:#fff;border-radius:12px;overflow:hidden;text-decoration:none;color:var(--navy);box-shadow:0 2px 12px rgba(0,0,0,.08);transition:transform .2s;text-align:center;padding:18px 12px 16px;}
.part-card:hover{transform:translateY(-4px);color:var(--navy);}
.part-card img{width:110px;height:110px;border-radius:50%;object-fit:cover;display:block;margin:0 auto 12px;}
.part-card strong{display:block;font-size:.95rem;}
.part-card span{display:block;font-size:.85rem;color:#666;}
.section-pad{padding:56px 0;}
.section-heading{font-weight:800;font-size:1.6rem;color:var(--navy);text-align:center;margin-bottom:6px;}
.divider{width:60px;height:4px;border-radius:2px;margin:10px auto 32px;background:var(--teal);}
.prose{max-width:760px;margin:0 auto;}
.tl-btn{display:inline-block;font-weight:700;font-size:.8rem;text-transform:uppercase;letter-spacing:.05em;padding:10px 22px;border-radius:50px;text-decoration:none;color:#fff;background:var(--teal);border:0;}
.tl-btn:hover{background:#159f85;color:#fff;}
.btn-navy{background:var(--navy);}
.btn-navy:hover{background:#252c38;}
.resource-card{display:flex;gap:20px;align-items:center;background:#fff;border-radius:12px;padding:20px;box-shadow:0 2px 12px rgba(0,0,0,.08);height:100%;}
.resource-card img{width:120px;height:120px;object-fit:cover;border-radius:8px;flex-shrink:0;}
.resource-card h3{font-size:1.1rem;font-weight:800;color:var(--navy);margin:0 0 6px;}
.resource-card p{font-size:.95rem;margin:0 0 12px;}

/* Allusion tracker (printable) */
.tracker{background:#fff;border-radius:12px;padding:28px;box-shadow:0 2px 12px rgba(0,0,0,.08);}
.tracker-head{display:flex;flex-wrap:wrap;gap:12px 28px;margin-bottom:16px;}
.tracker-head span{flex:1 1 200px;border-bottom:1px solid #999;padding-bottom:2px;font-weight:600;}
.tracker-def{background:var(--cream);padding:12px 16px;border-radius:8px;font-size:.98rem;}
.table-wrap{overflow-x:auto;}
.tracker table{width:100%;border-collapse:collapse;font-size:.92rem;min-width:640px;}
.tracker th{background:var(--navy);color:#fff;padding:10px;text-align:left;font-weight:700;}
.tracker td{border:1px solid #cfc8bc;padding:10px;vertical-align:top;height:64px;}
.tracker tr.example td{background:#f3fbf9;font-style:italic;height:auto;}
.tracker td.part-label{font-weight:700;color:var(--purple);white-space:nowrap;}
.tracker ol{padding-left:1.2rem;}
.tracker ol li{margin-bottom:28px;}

.copyright-bar{background:#222;color:rgba(255,255,255,.6);text-align:center;padding:20px;font-size:.85rem;}

@media (max-width:860px){
  .ref{grid-template-columns:1fr;gap:24px;padding:36px 0;}
  .ref-media{position:static;}
  .pager-link{min-width:0;flex:1 1 45%;}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;}}

@media print{
  body{padding-top:0;background:#fff;}
  .no-print,.site-nav,.part-nav,.wm-masthead,.copyright-bar{display:none!important;}
  .tracker{box-shadow:none;padding:0;}
  .tracker table{min-width:0;}
  body.printing-tracker > *:not(#tracker-section){display:none!important;}
}