/* The approved discovery layout: a clear section identity and a browsable card area. */
.category-shelf.discovery-shelf{--discovery-accent:#6440b4;--discovery-deep:#432772;--discovery-soft:#ece5fb;--discovery-wash:#f7f3ff;--exp-ink:#26334a;display:grid;grid-template-columns:230px minmax(0,1fr);align-items:start;gap:22px;padding:20px;margin:0;border:1px solid #fff;border-radius:28px;background:radial-gradient(ellipse at 95% 5%,#d4c3fa65,transparent 48%),linear-gradient(125deg,#eff3ff,var(--discovery-wash) 60%,#f2faf9);box-shadow:0 16px 38px #2c365313,inset 0 1px 0 #fff;color:#26334a;isolation:isolate;scroll-margin-top:160px}
.discovery-shelf.shelf-books{--discovery-accent:#a13b67;--discovery-deep:#742947;--discovery-soft:#f8e4ed;--discovery-wash:#fff3f7;background:radial-gradient(ellipse at 95% 0,#edc3dc65,transparent 45%),linear-gradient(125deg,#fff0f0,#fff5f8 55%,#f5f0ff)}
.discovery-shelf.shelf-tours{--discovery-accent:#137c71;--discovery-deep:#075a53;--discovery-soft:#daf0e9;--discovery-wash:#effaf5;background:radial-gradient(ellipse at 100% 0,#f9d1a365,transparent 50%),linear-gradient(125deg,#e9f6ee,#f2faf7 60%,#fff5e9)}
.discovery-shelf.shelf-universities{--discovery-accent:#3566b1;--discovery-deep:#234880;--discovery-soft:#e1eafb;--discovery-wash:#f1f5ff;background:radial-gradient(ellipse at 95% 0,#c2d6ff70,transparent 45%),linear-gradient(125deg,#edf3ff,#f5f5ff 60%,#f0faff)}
.discovery-shelf .discovery-identity{position:sticky;top:150px;align-items:flex-start;justify-content:flex-start;text-align:left;gap:15px;min-height:390px;padding:30px 24px 26px;border:1px solid #ffffffb8;border-radius:22px;background:linear-gradient(145deg,#ffffffd4,var(--discovery-soft));color:var(--discovery-deep);box-shadow:0 12px 24px #31426709,inset 0 1px 0 white}
.discovery-shelf .shelf-order{left:auto;right:20px;top:18px;color:var(--discovery-accent);font-size:.875rem;letter-spacing:.15em}
.discovery-shelf .discovery-icon{display:grid;place-items:center;width:100px;height:100px;margin:6px 0 10px;border-radius:32px;background:linear-gradient(145deg,#fff,#ffffff30);border:1px solid #fff;box-shadow:0 15px 22px #38466e15,inset 0 2px 4px white}
.discovery-icon .art-icon{width:86px;height:86px;filter:drop-shadow(0 9px 6px #39425630)}
.discovery-shelf .shelf-kicker{font-size:.75rem;line-height:1.7;letter-spacing:.075em;color:var(--discovery-accent);opacity:1}
.discovery-shelf .shelf-identity h2{font-family:Manrope,Inter,sans-serif;font-size:1.75rem;font-weight:800;line-height:1.25;letter-spacing:-.045em;margin:0}
.discovery-shelf .shelf-identity p{color:#536077;max-width:none;font-size:1rem;line-height:1.75;margin:0}
.discovery-shelf .shelf-cta{display:flex;align-items:center;justify-content:space-between;gap:12px;width:100%;padding:12px 14px;margin-top:10px;border:1px solid #fff;border-radius:14px;background:#ffffffb8;color:var(--discovery-deep);font-size:.875rem;line-height:1.5;font-weight:700;box-shadow:0 5px 14px #3042630c}
.discovery-shelf .shelf-cta:hover{background:white;box-shadow:0 7px 18px #3042631a}
.discovery-shelf .discovery-body{gap:17px;padding:6px;min-width:0}
.discovery-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;min-width:0}
.discovery-eyebrow{display:block;color:var(--discovery-accent);font-size:.75rem;letter-spacing:.1em;font-weight:700;line-height:1.6;margin-bottom:6px}
.discovery-heading h3{font:700 1.375rem/1.4 Manrope,Inter,sans-serif;color:#26334a;letter-spacing:-.03em}
.discovery-count{flex:none;padding:8px 12px;border-radius:100px;border:1px solid #fff;background:#ffffffaf;color:var(--discovery-accent);font-size:.875rem;white-space:nowrap}
.discovery-filters,.discovery-secondary-filters{display:flex;align-items:center;flex-wrap:wrap;gap:8px}
.discovery-filters button,.discovery-secondary-filters button{min-height:44px;padding:10px 17px;border:1px solid #fff;border-radius:100px;background:#ffffffad;color:#536077;font:600 .875rem/1.4 Inter,Arial,sans-serif;transition:background .18s,box-shadow .18s}
.discovery-filters button:hover,.discovery-secondary-filters button:hover{background:white;color:var(--discovery-accent)}
.discovery-filters button[aria-pressed="true"]{color:white;border-color:transparent;background:linear-gradient(135deg,var(--discovery-accent),var(--discovery-deep));box-shadow:0 7px 14px color-mix(in srgb,var(--discovery-accent) 20%,transparent)}
.discovery-secondary-filters{padding-bottom:4px}
.discovery-secondary-filters button{padding:8px 15px;min-height:40px;background:transparent;border-color:transparent}
.discovery-secondary-filters button[aria-pressed="true"]{background:white;color:var(--discovery-deep);box-shadow:0 4px 12px #3042630a}
.discovery-secondary-filters>a{margin-left:auto;font-size:.875rem;color:var(--discovery-accent);text-decoration:underline;text-underline-offset:4px}
.discovery-card-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:17px;align-items:stretch;min-width:0}
.discovery-shelf .discovery-course-card,.discovery-shelf .exp-tour-card,.discovery-shelf .exp-university-card,.discovery-shelf .za-book-card{display:flex;flex-direction:column;min-width:0;border:1px solid #ffffffee;border-radius:21px;background:#ffffffcf;box-shadow:0 9px 22px #2b3e620c,inset 0 1px 0 #fff;overflow:hidden;transition:transform .2s,box-shadow .2s}
.discovery-shelf .discovery-course-card:hover,.discovery-shelf .exp-tour-card:hover,.discovery-shelf .exp-university-card:hover,.discovery-shelf .za-book-card:hover{transform:translateY(-4px);box-shadow:0 15px 28px #2b3e621a}
.discovery-course-photo{display:block;position:relative;isolation:isolate;aspect-ratio:16/10;overflow:hidden;background:var(--discovery-soft)}
.discovery-course-photo .course-teacher-photo{position:absolute;inset:0;width:100%;height:100%;max-width:none;object-fit:cover;object-position:center 38%;mask-image:none;-webkit-mask-image:none;filter:none;transform:none;opacity:1}
.discovery-course-photo:after{content:"";position:absolute;inset:65% 0 0;pointer-events:none;background:linear-gradient(transparent,#ffffffe6)}
.discovery-level{position:absolute;left:15px;top:15px;z-index:1;display:flex;align-items:center;gap:8px;padding:8px 12px;border:1px solid #fff;border-radius:13px;background:#ffffffeb;color:var(--discovery-deep);font-size:1.2rem;font-weight:800;box-shadow:0 5px 15px #23324f16}
.discovery-level small{font-size:.75rem;font-weight:600}
.discovery-card-copy{display:flex;flex-direction:column;flex:1;gap:12px;padding:20px}
.discovery-mini-label{font-size:.75rem;letter-spacing:.055em;color:var(--discovery-accent);font-weight:700;line-height:1.6}
.discovery-card-copy h3{font:700 1.25rem/1.4 Manrope,Inter,sans-serif;letter-spacing:-.02em;color:#29344c}
.discovery-card-copy p{font-size:1rem;line-height:1.75;color:#59667b}
.discovery-tags{display:flex;flex-wrap:wrap;gap:6px;margin:0 0 5px}
.discovery-tags span{padding:6px 10px;border-radius:100px;background:var(--discovery-soft);color:var(--discovery-deep);font-size:.75rem;line-height:1.5}
.discovery-card-link{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-top:14px;margin-top:auto;border-top:1px solid #e7eaf2;color:var(--discovery-accent);font-size:.875rem;font-weight:700;min-height:44px}
.discovery-callout{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:20px;border:1px solid white;border-radius:18px;background:linear-gradient(110deg,#ffffffda,#ffffff75);box-shadow:0 6px 18px #30426307}
.discovery-callout strong{display:block;color:var(--discovery-deep);font-size:1rem;line-height:1.5}
.discovery-callout p{margin:5px 0 0;color:#58657b;font-size:.875rem;line-height:1.7}
.discovery-callout>a{flex:none;display:flex;gap:14px;align-items:center;justify-content:center;padding:12px 16px;border-radius:13px;background:var(--discovery-accent);color:#fff;font-size:.875rem;font-weight:700;min-height:44px}
.discovery-callout>a:hover{background:var(--discovery-deep)}
.discovery-search{display:flex;align-items:center;gap:12px;padding:10px 15px;border:1px solid #fff;border-radius:14px;background:#ffffffb0;color:var(--discovery-deep);font-size:.875rem;line-height:1.5}
.discovery-search span{font-weight:700;white-space:nowrap}
.discovery-search input{min-width:0;width:100%;border:0;background:transparent;color:#26334a;font-size:1rem;padding:4px 0;border-radius:4px}
.discovery-book-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:1fr;gap:16px;align-items:stretch;min-width:0}
.discovery-book-grid .za-book-card{height:100%}
.discovery-book-grid .za-book-art{height:286px;min-height:286px;padding:40px 12px 18px;flex:none}
.discovery-book-grid .za-book-object{display:flex;align-items:center;justify-content:center;width:162px;height:224px;max-width:none;transform:none;filter:drop-shadow(6px 10px 7px #1d17342a)}
.discovery-book-grid .za-book-object img{width:162px;height:224px;max-width:none;object-fit:fill;transform:none;border-radius:2px;box-shadow:2px 1px 0 #fffc,4px 2px 0 #c2bbc8}
.discovery-book-grid .za-book-card:hover .za-book-object{transform:none}
.discovery-book-grid .za-book-tag{font-size:.75rem;top:10px;left:12px;padding:5px 9px}
.discovery-book-grid .za-book-copy{display:flex;flex-direction:column;flex:1;gap:10px;padding:17px}
.discovery-book-grid .za-book-copy h3{font-size:1.125rem;line-height:1.4;min-height:2.8em;margin:0}
.discovery-book-grid .za-book-label{font-size:.75rem;line-height:1.5;min-height:1.5em;margin:0;color:#6b5879}
.discovery-book-grid .za-book-copy>p{font-size:.875rem;line-height:1.7;margin:0 0 8px;color:#625e70}
.discovery-book-grid .za-book-card-bottom{margin-top:auto;min-height:44px;flex-wrap:wrap;padding-top:12px}
.discovery-book-grid .za-book-card-bottom a{font-size:.875rem;min-height:36px}
.discovery-shelf .exp-tour-photo,.discovery-shelf .exp-university-photo{display:block;aspect-ratio:16/10;height:auto;flex:none}
.discovery-shelf .exp-tour-photo img,.discovery-shelf .exp-university-photo img{position:absolute;inset:0;object-fit:cover;width:100%;height:100%}
.discovery-shelf .exp-card-copy{padding:20px;gap:11px;background:linear-gradient(140deg,#ffffffd9,var(--discovery-wash));flex:1}
.discovery-shelf .exp-card-copy h3{font:700 1.25rem/1.4 Manrope,Inter,sans-serif;letter-spacing:-.025em;margin:0}
.discovery-shelf .exp-card-copy p{font-size:1rem;line-height:1.75;margin:0 0 7px;color:#586579}
.discovery-shelf .exp-status{margin:0;font-size:.75rem;background:#fff;border:1px solid #e7edf0;color:#616d7f}
.discovery-shelf .exp-card-meta{gap:10px;flex-wrap:wrap;margin:0;padding-top:12px;font-size:.75rem}
.discovery-shelf .exp-card-link{margin-top:auto;font-size:.875rem;min-height:44px;color:var(--discovery-accent);background:var(--discovery-soft);border-color:#ffffffd9}
.discovery-shelf .exp-card-link:hover{background:var(--discovery-accent);color:white}
.discovery-shelf .exp-city-chip{margin:0;color:var(--discovery-accent)}
.discovery-degree-links{display:flex;flex-wrap:wrap;gap:10px}
.discovery-degree-links a{display:flex;align-items:center;justify-content:space-between;flex:1;min-width:150px;gap:18px;padding:13px 16px;background:#ffffffad;border:1px solid #fff;border-radius:14px;font-size:.875rem;color:var(--discovery-deep);font-weight:700}
.discovery-empty{padding:30px;text-align:center;background:#ffffffc9;border-radius:18px;line-height:1.8}
.discovery-empty p{margin:8px 0;font-size:1rem}
.discovery-empty button{min-height:44px;margin-top:8px;color:var(--discovery-accent);text-decoration:underline}
@supports(backdrop-filter:blur(8px)){.discovery-shelf .discovery-identity,.discovery-filters button,.discovery-count,.discovery-callout{backdrop-filter:blur(8px)}}
@media(min-width:1550px){.category-shelf.discovery-shelf{grid-template-columns:250px minmax(0,1fr);gap:26px}.discovery-shelf .discovery-body{padding:12px}.discovery-book-grid{gap:20px}}
@media(max-width:1150px){.category-shelf.discovery-shelf{grid-template-columns:195px minmax(0,1fr);padding:16px;gap:15px}.discovery-shelf .discovery-identity{padding:30px 18px 22px}.discovery-shelf .shelf-identity h2{font-size:1.5rem}.discovery-book-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.discovery-callout{align-items:flex-start;flex-direction:column}.discovery-heading h3{font-size:1.2rem}.discovery-count{padding:6px 10px}}
@media(max-width:850px){.category-shelf.discovery-shelf{grid-template-columns:minmax(0,1fr);padding:18px;gap:20px;border-radius:24px}.discovery-shelf .discovery-identity{position:relative;top:auto;display:grid;grid-template-columns:80px minmax(0,1fr);column-gap:18px;row-gap:6px;min-height:0;padding:22px;text-align:left;align-items:center}.discovery-shelf .discovery-icon{grid-column:1;grid-row:1/5;width:76px;height:76px;margin:0;border-radius:25px}.discovery-icon .art-icon{width:68px;height:68px}.discovery-identity .shelf-kicker,.discovery-identity h2,.discovery-identity p,.discovery-identity .shelf-cta{grid-column:2}.discovery-shelf .shelf-order{right:14px;top:10px;font-size:.75rem}.discovery-shelf .shelf-kicker{padding-right:20px}.discovery-shelf .shelf-cta{width:fit-content;margin-top:9px}.discovery-shelf .shelf-identity p{font-size:.875rem}.discovery-shelf .discovery-body{padding:0}.discovery-book-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.discovery-book-grid .za-book-art{height:266px;min-height:266px;padding-top:40px}.discovery-book-grid .za-book-object,.discovery-book-grid .za-book-object img{width:144px;height:200px}.discovery-shelf .shelf-identity h2{font-size:1.65rem}}
@media(max-width:650px){.discovery-book-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.discovery-card-grid{gap:12px}.discovery-heading{align-items:flex-start;flex-wrap:wrap;gap:10px}.discovery-filters{flex-wrap:nowrap;overflow:auto;padding:2px 2px 10px;scrollbar-width:thin;scrollbar-color:var(--discovery-soft) transparent}.discovery-filters button{flex:none;white-space:nowrap;padding:10px 15px}.discovery-card-copy,.discovery-shelf .exp-card-copy{padding:16px}.discovery-secondary-filters>a{margin-left:0;width:100%;padding:4px 0}.discovery-card-copy h3,.discovery-shelf .exp-card-copy h3{font-size:1.125rem}.discovery-level small{display:none}.discovery-card-copy p,.discovery-shelf .exp-card-copy p{font-size:1rem}.discovery-level{left:10px;top:10px}.discovery-shelf .exp-photo-type{font-size:.75rem;padding:5px 8px;left:10px;top:10px}}
@media(max-width:480px){.category-shelf.discovery-shelf{padding:12px;border-radius:20px;gap:15px}.discovery-shelf .discovery-identity{padding:22px 15px;grid-template-columns:60px minmax(0,1fr);column-gap:12px}.discovery-shelf .discovery-icon{width:58px;height:58px;border-radius:19px}.discovery-icon .art-icon{width:53px;height:53px}.discovery-shelf .shelf-identity h2{font-size:1.375rem}.discovery-card-grid{grid-template-columns:minmax(0,1fr)}.discovery-course-photo,.discovery-shelf .exp-tour-photo,.discovery-shelf .exp-university-photo{aspect-ratio:16/10}.discovery-level small{display:inline}.discovery-book-grid{gap:10px}.discovery-book-grid .za-book-art{height:228px;min-height:228px;padding:35px 5px 15px}.discovery-book-grid .za-book-object,.discovery-book-grid .za-book-object img{width:116px;height:164px}.discovery-book-grid .za-book-copy{padding:12px;gap:8px}.discovery-book-grid .za-book-copy h3{font-size:1rem;min-height:4.2em}.discovery-book-grid .za-book-label{min-height:3em;font-size:.75rem}.discovery-book-grid .za-book-copy>p{font-size:.875rem}.discovery-book-grid .za-book-card-bottom{gap:2px}.discovery-book-grid .za-book-card-bottom>span{font-size:.75rem}.discovery-book-grid .za-book-tag{left:7px;font-size:.75rem;padding:4px 6px}.discovery-callout{padding:16px;gap:14px}.discovery-callout>a{width:100%;justify-content:space-between}.discovery-degree-links{gap:8px}.discovery-degree-links a{min-width:120px;padding:12px}.discovery-search{gap:8px;padding:9px 12px}.discovery-search input{font-size:1rem}}
@media(max-width:355px){.discovery-book-grid{grid-template-columns:minmax(0,1fr)}.discovery-book-grid .za-book-copy h3,.discovery-book-grid .za-book-label{min-height:0}.discovery-book-grid .za-book-art{height:266px;min-height:266px}.discovery-book-grid .za-book-object,.discovery-book-grid .za-book-object img{width:144px;height:200px}}
@media(prefers-reduced-motion:reduce){.discovery-shelf *{transition:none!important;scroll-behavior:auto!important}.discovery-shelf article:hover{transform:none!important}}