.mast{padding-block:clamp(32px,4.5vw,64px) clamp(28px,4vw,56px)}.crumbs{display:flex;flex-wrap:wrap;gap:6px;font-size:.844rem;line-height:1.7;color:var(--s-ink-3);margin-bottom:14px}.crumbs a:hover{color:var(--s-ink)}.crumbs li+li:before{content:"/";margin-inline-end:6px;opacity:.5}.mast .h1{max-width:22em}.mast .lede{margin-top:12px;max-width:38em}.tabs{display:flex;gap:26px;overflow-x:auto;scrollbar-width:none;border-bottom:1px solid var(--rule);margin-inline:calc(-1 * var(--g));padding-inline:var(--g);margin-top:28px}.tabs::-webkit-scrollbar{display:none}.tabs a{position:relative;flex:none;display:inline-flex;align-items:center;gap:6px;padding-block:14px;font-size:.94rem;font-weight:500;color:var(--ink-2);white-space:nowrap}.tabs a:hover{color:var(--ink)}.tabs [aria-current=page]{color:var(--ink);font-weight:600}.tabs [aria-current=page]:after{content:"";position:absolute;inset-inline:0;bottom:-1px;height:2px;background:var(--primary-text)}.tabs small{font-size:.75rem;color:var(--ink-3);font-weight:500}@media(min-width:768px){.tabs{margin-inline:0;padding-inline:0}}.toolbar{display:flex;flex-wrap:wrap;align-items:center;gap:12px 16px;padding-block:20px}.field{position:relative;flex:1 1 260px;max-width:420px}.field input{width:100%;height:46px;padding-inline:42px 14px;border-radius:8px;border:1px solid var(--rule-2);background:var(--card);color:var(--ink);font-size:.94rem}.dark-zone .field input{background:#ffffff0d}.field input::placeholder{color:var(--ink-3)}.field input:focus{outline:2px solid var(--primary-text);outline-offset:0;border-color:transparent}.field .ico{position:absolute;inset-block-start:50%;inset-inline-start:14px;translate:0 -50%;font-size:1.125rem;color:var(--ink-3)}.select{height:46px;padding-inline:14px 36px;border-radius:8px;border:1px solid var(--rule-2);background:var(--card) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' fill='none' stroke='%23888' stroke-width='2' viewBox='0 0 24 24'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat left 12px center;color:var(--ink);appearance:none;font-size:.906rem;max-width:100%}.dark-zone .select{background-color:#ffffff0d}.dark-zone .select option{background:var(--stage)}.count-note{margin-inline-start:auto;font-size:.875rem;color:var(--ink-3)}.chip-x{display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 12px;border-radius:999px;border:1px solid var(--rule-2);font-size:.844rem;color:var(--ink)}.chip-x:hover{border-color:var(--ink)}.empty{padding:56px 0;text-align:center;color:var(--ink-3)}.empty b{display:block;font-size:1.125rem;color:var(--ink);margin-bottom:6px}.empty .btn{margin-top:18px}.pager{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;gap:6px;margin-top:48px}.pager a,.pager span{min-width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;gap:6px;padding-inline:12px;border-radius:8px;border:1px solid var(--rule-2);font-size:.875rem;color:var(--ink);transition:border-color .2s}.pager a:hover{border-color:var(--ink)}.pager [aria-current=page]{background:var(--ink);color:var(--bg);border-color:transparent}.pager span{border:0;min-width:0;color:var(--ink-3)}.side-title{font-size:.875rem;font-weight:600;color:var(--ink-2);margin-bottom:12px}.contact-card{border-top:1px solid var(--rule-2)}.contact-card li{display:flex;gap:10px;align-items:center;padding-block:12px;border-bottom:1px solid var(--rule);font-size:.94rem;color:var(--ink-2);min-width:0}.contact-card a{min-width:0;overflow-wrap:anywhere}.contact-card .ico{font-size:1.125rem;color:var(--primary-text)}.page-grid{display:grid;gap:40px}.page-grid>*{min-width:0}@media(min-width:1024px){.page-grid{grid-template-columns:minmax(0,8fr) minmax(0,4fr);gap:72px}}.list-body{padding-bottom:var(--sec)}.tag-filter{margin-bottom:24px}.contact-card+.contact-card{border-top:0}.page-updated{margin-top:16px}.mast-act{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.pgrid{display:grid;gap:28px 20px;grid-template-columns:repeat(auto-fill,minmax(min(100%,236px),1fr))}.prow{display:flex;gap:16px;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:none;margin-inline:calc(-1 * var(--g));padding-inline:var(--g);scroll-padding-inline:var(--g)}.prow::-webkit-scrollbar{display:none}.prow>*{flex:0 0 min(74vw,300px);scroll-snap-align:start}@media(min-width:900px){.prow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:28px 24px;overflow:visible;margin:0;padding:0}.prow>*{flex:none}}.pcard{position:relative;display:flex;flex-direction:column;min-width:0}.pcover{position:relative;aspect-ratio:5 / 4;border-radius:6px;overflow:hidden;background:var(--panel);transition:translate .45s var(--e),box-shadow .45s var(--e)}.pcover>img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1)}.pcard:hover .pcover{translate:0 -6px;box-shadow:0 24px 34px -26px oklch(.2 .05 var(--brand-hue) / .6)}.pcard:hover .pcover>img{transform:scale(1.03)}.gcover{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:space-between;padding:clamp(16px,2vw,22px)}.gcover-type{display:flex;align-items:center;justify-content:space-between;font-size:.78rem;font-weight:600;line-height:1.6}.gcover-type .ico{font-size:1.375rem;stroke-width:1.5}.gcover-title{display:block;font-size:clamp(1.15rem,1rem + .6vw,1.45rem);line-height:1.45;font-weight:700;text-wrap:balance}.gcover-brand{display:flex;align-items:center;gap:8px;margin-top:10px;font-size:.75rem;font-weight:600;line-height:1.5;opacity:.8}.pcover[data-kind=course]{background:linear-gradient(160deg,var(--plate) 0%,var(--plate-2) 100%);color:oklch(.98 .01 var(--brand-hue))}.pcover[data-kind=paper]{background:var(--paper);color:#2c1e13}.dark .pcover[data-kind=paper]{color:#f2eadd}.pcover[data-kind=file]{background:var(--panel);color:var(--ink)}.pcover[data-kind=stage]{background:linear-gradient(160deg,var(--stage) 0%,var(--stage-deep) 100%);color:var(--s-ink)}.pcover[data-kind=stage] .gcover-type{color:var(--primary-dk)}.pcard-body{padding-top:14px;display:flex;flex-direction:column;gap:4px;flex:1}.pcard-type{font-size:.81rem;line-height:1.7;color:var(--ink-3)}.pcard h3{font-size:1.09rem;line-height:1.6;font-weight:700}.pcard h3 a:after{content:"";position:absolute;inset:0}.pcard-sum{font-size:.906rem;line-height:1.85;color:var(--ink-2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.price{margin-top:auto;padding-top:10px;display:flex;align-items:baseline;flex-wrap:wrap;gap:6px;font-size:1.125rem;font-weight:700}.price small{font-size:.81rem;font-weight:500;color:var(--ink-3)}.price s{font-size:.844rem;font-weight:500;color:var(--ink-3)}.price .go-arrow{margin-inline-start:auto;font-size:1.19rem}.pcard:hover .go-arrow{translate:-6px 0}.sale{color:var(--live);font-size:.81rem;font-weight:600}