:root{--app-header-height: 70px;--font-sans: "Space Grotesk", -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;--font-mono: "Space Mono", "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;--font-display: var(--font-sans);--primary: #2563EB;--primary-rgb: 37, 99, 235;--primary-dark: #1E40AF;--primary-light: #60A5FA;--primary-tint: #EFF6FF;--background: #FFFFFF;--background-secondary: #F8FAFC;--card-background: #FFFFFF;--surface-soft: #F1F5F9;--surface-hover: #EFF6FF;--split: #E5E7EB;--split-strong: #D1D5DB;--border-soft: #E5E7EB;--text-main: #1F2937;--text-secondary: #64748B;--text-muted: #94A3B8;--title-color: #0F172A;--success: #16A34A;--warning: #F59E0B;--error: #DE2626;--button-primary-bg: #2563EB;--button-primary-text: #FFFFFF;--button-primary-hover: #1E40AF;--button-secondary-bg: #FFFFFF;--button-secondary-border: #2563EB;--button-secondary-text: #2563EB;--button-secondary-hover: #EFF6FF;--button-ghost-bg: transparent;--button-ghost-text: #2563EB;--button-ghost-hover: #EFF6FF;--radius-panel: 0px;--radius-btn: 0px;--radius-card: 0px;--motion-fast: .13s;--motion-base: .19s;--motion-slow: .26s;--ease-out: cubic-bezier(.23, 1, .32, 1);--ease-in-out: cubic-bezier(.77, 0, .175, 1);--ease-standard: var(--ease-out);--measure-readable: 68ch}:root[data-theme=dark]{--background: #0B1220;--background-secondary: #0F172A;--card-background: #111827;--surface-soft: #162032;--surface-hover: #1E293B;--split: #1F2937;--split-strong: #374151;--border-soft: #1F2937;--text-main: #E5E7EB;--text-secondary: #9CA3AF;--text-muted: #6B7280;--title-color: #F8FAFC;--primary-light: #60A5FA;--primary-tint: rgba(37, 99, 235, .12);--button-secondary-bg: #111827;--button-secondary-border: #2563EB;--button-secondary-text: #60A5FA;--button-secondary-hover: #1E293B;--button-ghost-bg: transparent;--button-ghost-text: #60A5FA;--button-ghost-hover: #1E293B}@font-face{font-family:Space Grotesk;src:url(/assets/space-grotesk-latin-300-normal-DiSf0yqz.woff2) format("woff2");font-weight:300;font-style:normal;font-display:swap}@font-face{font-family:Space Grotesk;src:url(/assets/space-grotesk-latin-400-normal-CJ-V5oYT.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}@font-face{font-family:Space Grotesk;src:url(/assets/space-grotesk-latin-500-normal-lFbtlQH6.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}@font-face{font-family:Space Grotesk;src:url(/assets/space-grotesk-latin-600-normal-DjKNqYRj.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}@font-face{font-family:Space Grotesk;src:url(/assets/space-grotesk-latin-700-normal-RjhwGPKo.woff2) 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hover) and (pointer: fine){.asset-card__copy-btn:hover{border-color:var(--primary);color:var(--primary)}}.category-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:1.4rem}.category-card{display:flex;flex-direction:column;gap:.45rem;padding:1.8rem;border:1px solid var(--split);background:var(--background);transition:transform var(--motion-fast) var(--ease-out),border-color var(--motion-fast) ease}.category-card:active{transform:scale(.98)}@media (hover: hover) and (pointer: fine){.category-card:hover{transform:translateY(-4px);border-color:var(--primary)}.category-card:hover .category-card__arrow{transform:translate(5px)}}.category-card strong{font-size:1.35rem;font-weight:800;color:var(--title-color)}.category-card__count{color:var(--text-secondary);font-size:.84rem;font-weight:600}.category-card__arrow{margin-top:.8rem;color:var(--primary);font-weight:800;font-size:1.1rem;transition:transform var(--motion-fast) var(--ease-out)}.filter-bar{position:sticky;top:var(--app-header-height);z-index:30;display:flex;flex-wrap:wrap;align-items:center;gap:.75rem;padding:.85rem;background:var(--background);border:1px solid var(--split);margin-bottom:2.2rem}.filter-bar__search{position:relative;flex:1 1 240px;display:flex;align-items:center;height:42px;border:1px solid var(--split);background:var(--background);padding:0 .9rem}.filter-bar__search-icon{color:var(--text-muted);margin-right:.5rem}.filter-bar__search input{flex:1;border:none;background:transparent;outline:none;color:var(--text-main);font-size:.92rem}.filter-bar__clear-btn{border:none;background:transparent;color:var(--text-muted);cursor:pointer}.filter-bar__chips{display:flex;flex-wrap:wrap;gap:.45rem}.chip{display:inline-flex;align-items:center;gap:.45rem;height:42px;padding:0 1rem;border:1px solid var(--split);background:transparent;color:var(--text-secondary);font-size:.9rem;font-weight:700;cursor:pointer;transition:border-color var(--motion-fast) ease,color var(--motion-fast) ease}.chip:active{transform:scale(.97)}@media (hover: hover) and (pointer: fine){.chip:hover{border-color:var(--title-color);color:var(--title-color)}}.chip.is-active{border-color:var(--primary);background:var(--primary);color:#fff}.chip em{font-style:normal;font-family:var(--font-mono);font-size:.78rem;opacity:.85}.chip--static{cursor:default}.filter-bar__sort{display:inline-flex;align-items:center;gap:.45rem}.filter-bar__sort select{height:42px;padding:0 .85rem;border:1px solid var(--split);background:var(--background);color:var(--text-main);font-weight:700;cursor:pointer;outline:none}.filter-bar__count{margin-left:auto;color:var(--text-secondary)}.lightbox{position:fixed;top:0;right:0;bottom:0;left:0;z-index:100;display:grid;grid-template-columns:minmax(0,1fr) clamp(340px,34vw,460px);background:#0b1220f5;animation:fade-in var(--motion-fast) ease both}@keyframes fade-in{0%{opacity:0}to{opacity:1}}.lightbox__close{position:absolute;top:1.2rem;left:1.2rem;z-index:20;display:grid;place-items:center;width:44px;height:44px;background:#0b1220d9;border:1px solid rgba(255,255,255,.2);color:#fff;cursor:pointer;transition:background-color var(--motion-fast) ease}@media (hover: hover) and (pointer: fine){.lightbox__close:hover{background:var(--error)}}.lightbox__stage{position:relative;display:grid;place-items:center;padding:2.5rem;min-width:0}.lightbox__img-container{display:flex;align-items:center;justify-content:center;max-width:100%;max-height:100%}.lightbox__stage img{max-width:100%;max-height:calc(100dvh - 5rem);object-fit:contain;border:1px solid rgba(255,255,255,.18)}.lightbox__nav{position:absolute;top:50%;transform:translateY(-50%);z-index:10;display:grid;place-items:center;width:48px;height:48px;background:#0b1220d9;border:1px solid rgba(255,255,255,.2);color:#fff;cursor:pointer;transition:background-color var(--motion-fast) ease}@media (hover: hover) and (pointer: fine){.lightbox__nav:hover{background:var(--primary)}}.lightbox__nav--prev{left:1.2rem}.lightbox__nav--next{right:1.2rem}.lightbox__stage-controls{position:absolute;bottom:1.5rem;display:flex;gap:.45rem;background:#0b1220d9;border:1px solid rgba(255,255,255,.2);padding:.35rem}.lightbox__stage-btn{display:grid;place-items:center;width:34px;height:34px;background:transparent;border:none;color:#fff;cursor:pointer}.lightbox__stage-btn:disabled{opacity:.35;cursor:not-allowed}.lightbox__panel{display:flex;flex-direction:column;gap:1.4rem;background:var(--background);border-left:1px solid var(--split);padding:1.8rem;overflow-y:auto}.lightbox__head{display:flex;flex-direction:column;gap:.5rem}.lightbox__head-row{display:flex;align-items:center;justify-content:space-between;font-family:var(--font-mono);font-size:.78rem;color:var(--text-secondary)}.lightbox__category-badge{color:var(--primary);font-weight:700}.lightbox__head h2{font-size:1.5rem;font-weight:800;color:var(--title-color);line-height:1.25}.lightbox__facts{display:grid;border-top:1px solid var(--split)}.lightbox__facts>div{display:flex;align-items:baseline;justify-content:space-between;gap:1rem;padding:.75rem 0;border-bottom:1px solid var(--split)}.lightbox__facts dt{font-size:.88rem;font-weight:700;color:var(--text-secondary)}.lightbox__facts dd{font-family:var(--font-mono);font-size:.88rem;font-weight:600;text-align:right}.lightbox__facts dd a{color:var(--primary)}.lightbox__tags{display:flex;flex-wrap:wrap;gap:.45rem}.lightbox__actions{display:flex;flex-direction:column;gap:.6rem;margin-top:auto;padding-top:1rem;border-top:1px solid var(--split)}.license{padding:3rem 0 6rem}.license__inner{max-width:58rem}.gallery-head{display:flex;flex-direction:column;gap:.5rem;margin-bottom:2.5rem}.gallery-head h1{font-size:clamp(2rem,4vw,3.2rem);font-weight:800;color:var(--title-color)}.gallery-head 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h2{font-size:1.2rem;font-weight:800;color:var(--title-color);margin-bottom:.85rem}.license-section p{color:var(--text-secondary);font-size:.95rem;line-height:1.7;margin-bottom:1rem}.license-credit-box{background:var(--surface-soft);border:1px solid var(--split);padding:1.2rem}.license-credit-label{font-size:.84rem;font-weight:700;color:var(--text-secondary);display:block;margin-bottom:.5rem}.license-credit-row{display:flex;align-items:center;justify-content:space-between;gap:1rem;flex-wrap:wrap}.license-credit-row code{font-family:var(--font-mono);font-size:.88rem;color:var(--primary)}.faq-list{display:flex;flex-direction:column;gap:.6rem}.faq-item{border:1px solid var(--split)}.faq-question{display:flex;align-items:center;justify-content:space-between;width:100%;padding:1.1rem 1.35rem;background:transparent;border:none;font-weight:700;font-size:.96rem;color:var(--title-color);text-align:left;cursor:pointer}.faq-chevron{transition:transform var(--motion-fast) var(--ease-out)}.faq-item.is-open .faq-chevron{transform:rotate(180deg)}.faq-answer{padding:0 1.35rem 1.1rem;font-size:.92rem;color:var(--text-secondary);line-height:1.7}.license-banner{display:flex;align-items:center;justify-content:space-between;gap:1.5rem;padding:1.8rem;border:1px solid var(--split);background:var(--surface-soft);flex-wrap:wrap}.license-banner__content h2{font-size:1.2rem;font-weight:800;color:var(--title-color);margin-bottom:.35rem}.license-banner__content p{color:var(--text-secondary);font-size:.92rem}.site-footer{border-top:2px solid var(--primary);background:var(--background-secondary);padding:3.5rem 0 2.5rem}.footer-wordmark{font-size:clamp(2.4rem,9vw,8rem);margin-bottom:2.2rem;white-space:nowrap}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--split);margin-bottom:2.5rem}.footer-cell{display:flex;flex-direction:column;gap:.85rem;padding:1.5rem}.footer-cell+.footer-cell{border-left:1px solid var(--split)}.footer-cell__title{font-size:.9rem;font-weight:700;color:var(--primary);padding-bottom:.6rem;border-bottom:1px solid var(--split)}.footer-nav{display:flex;flex-direction:column}.footer-nav a{display:flex;align-items:center;justify-content:space-between;padding:.6rem .25rem;border-bottom:1px solid var(--split);font-weight:700;font-size:.92rem;color:var(--text-main);transition:background-color var(--motion-fast) ease,color var(--motion-fast) ease}.footer-nav a:hover{background:var(--text-main);color:var(--background)}.footer-desc{font-size:.88rem;color:var(--text-secondary);line-height:1.7}.footer-back-top-wrap{margin-top:auto}.skeleton{background:linear-gradient(90deg,var(--split) 0%,var(--surface-soft) 50%,var(--split) 100%);background-size:200% 100%;animation:skeleton-sweep 1.6s ease-in-out infinite}@keyframes skeleton-sweep{0%{background-position:200% 0}to{background-position:-200% 0}}.state-note{padding:2.5rem 1.5rem;border:1px dashed var(--split);color:var(--text-secondary);text-align:center}.state-note--error{border-color:var(--error);color:var(--error)}.search-palette-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:120;background:#0b1220bf;display:flex;align-items:flex-start;justify-content:center;padding:clamp(2rem,10vh,5rem) 1rem 2rem;animation:fade-in var(--motion-fast) ease both}.search-palette{width:min(600px,100%);background:var(--background);border:1px solid var(--split);overflow:hidden;display:flex;flex-direction:column}.search-palette__input-wrap{display:flex;align-items:center;padding:1rem 1.25rem;border-bottom:1px solid var(--split);gap:.75rem}.search-palette__icon{color:var(--primary);flex-shrink:0}.search-palette__input{flex:1;border:none;background:transparent;font-size:1rem;color:var(--text-main);outline:none}.search-palette__clear{background:transparent;border:none;color:var(--text-muted);cursor:pointer}.search-palette__esc{font-family:var(--font-mono);font-size:.7rem;padding:.15rem .4rem;background:var(--surface-soft);border:1px solid var(--split);color:var(--text-muted)}.search-palette__content{max-height:380px;overflow-y:auto;padding:.75rem 1rem}.search-palette__section-title{display:flex;align-items:center;justify-content:space-between;font-size:.78rem;font-weight:700;color:var(--text-muted);margin-bottom:.5rem;padding:0 .35rem}.search-palette__all-btn{display:inline-flex;align-items:center;gap:.3rem;background:transparent;border:none;color:var(--primary);font-weight:700;cursor:pointer}.search-palette__list{display:flex;flex-direction:column;gap:.35rem}.search-palette__item{display:flex;align-items:center;gap:.75rem;padding:.6rem .75rem;border:1px solid transparent;cursor:pointer;transition:background-color var(--motion-fast) ease,border-color var(--motion-fast) ease}@media (hover: hover) and (pointer: fine){.search-palette__item:hover{background:var(--surface-soft);border-color:var(--split)}}.search-palette__item-thumb{width:52px;height:34px;overflow:hidden;background:var(--surface-soft);flex-shrink:0}.search-palette__item-thumb img{width:100%;height:100%;object-fit:cover}.search-palette__item-info{flex:1;min-width:0}.search-palette__item-title{font-size:.94rem;font-weight:700;color:var(--title-color);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.search-palette__item-meta{display:flex;gap:.45rem;font-size:.76rem;color:var(--text-secondary)}.search-palette__tag-cat{color:var(--primary);font-weight:700}.search-palette__empty{padding:2rem 1rem;text-align:center;color:var(--text-secondary)}.search-palette__footer{display:flex;align-items:center;justify-content:space-between;padding:.75rem 1.25rem;background:var(--surface-soft);border-top:1px solid var(--split);font-size:.76rem;color:var(--text-muted)}.search-palette__hints{display:flex;gap:.85rem}.search-palette__hints kbd{font-family:var(--font-mono);background:var(--background);padding:.1rem .35rem;border:1px solid var(--split)}.toast-container{position:fixed;bottom:1.5rem;right:1.5rem;z-index:200;display:flex;flex-direction:column;gap:.5rem;pointer-events:none}.toast-item{pointer-events:auto;display:flex;align-items:center;gap:.6rem;padding:.75rem 1rem;background:var(--background);color:var(--text-main);border:1px solid var(--split);font-weight:700;font-size:.88rem}.toast--success{border-left:3px solid var(--success)}.toast--error{border-left:3px solid var(--error)}.toast--info{border-left:3px solid var(--primary)}.toast-close{background:transparent;border:none;color:var(--text-muted);cursor:pointer;margin-left:.5rem}@media (max-width: 1024px){.home-hero__split{grid-template-columns:1fr}.home-hero__right{max-width:600px}.lightbox{grid-template-columns:1fr;grid-template-rows:minmax(0,1fr) auto;overflow-y:auto}.lightbox__panel{border-left:none;border-top:1px solid var(--split)}.footer-grid{grid-template-columns:1fr 1fr}.footer-cell:nth-child(3){border-left:none;border-top:1px solid var(--split)}.footer-cell:nth-child(4){border-top:1px solid var(--split)}}@media (max-width: 720px){.primary-nav,.search-trigger-btn__text,.search-trigger-btn__kbd{display:none}.mobile-menu-btn{display:grid}.mobile-nav-drawer{display:block}.license-grid,.footer-grid{grid-template-columns:1fr}.footer-cell+.footer-cell{border-left:none;border-top:1px solid var(--split)}.filter-bar{position:static}.stats-strip__inner{grid-template-columns:1fr 1fr}.stat:nth-child(2){border-right:none}.stat:nth-child(3){border-top:1px solid var(--split)}.stat:nth-child(4){border-top:1px solid var(--split);border-right:none}}