:root{color:#172026;background:#f7f8f5;font-family:Inter,Noto Sans SC,Microsoft YaHei,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;--surface: #ffffff;--surface-muted: #eef3ee;--ink: #172026;--muted: #5e6b64;--line: #d9e0da;--green: #1f7a4d;--green-dark: #155b3b;--red: #b4232b;--amber: #c48016;--shadow: 0 18px 42px rgba(23, 32, 38, .12)}*{box-sizing:border-box}body{margin:0;min-width:320px;min-height:100vh;background:linear-gradient(180deg,#1f7a4d14,#f7f8f500 280px),#f7f8f5}button,input{font:inherit}button{cursor:pointer}a{color:var(--green-dark);text-decoration:none}a:hover{text-decoration:underline}.app-shell{width:min(1180px,calc(100% - 32px));margin:0 auto;padding:28px 0 40px}.topbar{display:flex;align-items:flex-start;justify-content:space-between;gap:18px;margin-bottom:22px}.eyebrow{margin:0 0 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#1720260f}.search-row{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:12px}.search-box{display:flex;align-items:center;gap:10px;min-height:48px;border:1px solid var(--line);border-radius:8px;background:#fbfcfa;padding:0 14px}.search-box:focus-within{border-color:var(--green);box-shadow:0 0 0 3px #1f7a4d24}.search-box svg{color:var(--muted);flex:0 0 auto}.search-box input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:var(--ink)}.filter-grid{display:grid;grid-template-columns:1fr 1.25fr;gap:16px}fieldset{min-width:0;margin:0;border:0;padding:0}legend{margin-bottom:10px;color:var(--muted);font-size:.86rem;font-weight:800}.region-list,.color-list{display:flex;flex-wrap:wrap;gap:8px}.region-list button,.color-filter{min-height:38px;border-radius:8px;padding:0 12px}.region-list 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#1720260d}.flag-card:hover,.flag-card:focus-visible{border-color:var(--green);outline:0;transform:translateY(-2px);box-shadow:0 12px 24px #1720261a}.flag-frame{display:flex;width:100%;aspect-ratio:4 / 3;align-items:center;justify-content:center;overflow:hidden;border:1px solid #d2d8d2;border-radius:6px;background:linear-gradient(45deg,#f1f3f1 25%,transparent 25%),linear-gradient(-45deg,#f1f3f1 25%,transparent 25%),linear-gradient(45deg,transparent 75%,#f1f3f1 75%),linear-gradient(-45deg,transparent 75%,#f1f3f1 75%);background-color:#fff;background-position:0 0,0 8px,8px -8px,-8px 0;background-size:16px 16px}.flag-frame img{display:block;width:100%;height:100%;object-fit:cover}.flag-name{display:block;min-height:1.3em;color:var(--ink);font-weight:800}.flag-meta{color:var(--muted);font-size:.9rem}.empty-state{padding:52px 20px;border:1px dashed #b9c5bd;border-radius:8px;text-align:center;color:var(--muted);background:#fff9}.empty-state h2{margin-bottom:8px;color:var(--ink)}.empty-state p{margin-bottom:0}.site-footer{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-top:34px;padding-top:22px;border-top:1px solid var(--line);color:var(--muted);font-size:.92rem}.site-footer p{margin:6px 0 0}.source-links{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:10px}.source-links a{display:inline-flex;align-items:center;gap:4px}.dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:20;display:grid;place-items:center;overflow-y:auto;background:#0d161294;padding:24px}.flag-dialog{position:relative;display:grid;grid-template-columns:minmax(220px,380px) minmax(0,1fr);gap:24px;width:min(860px,100%);border-radius:8px;background:var(--surface);padding:24px;box-shadow:var(--shadow)}.dialog-close{position:absolute;top:12px;right:12px;display:inline-grid;width:38px;height:38px;place-items:center;border-radius:50%;padding:0}.dialog-flag{width:100%;align-self:start;border:1px solid var(--line);border-radius:8px;background:#fff}.dialog-content{min-width:0;padding-right:28px}.dialog-content h2{margin-bottom:16px;font-size:clamp(1.6rem,3vw,2.4rem)}dl{display:grid;gap:12px;margin:0}dl div{display:grid;grid-template-columns:108px minmax(0,1fr);gap:12px;align-items:start}dt{color:var(--muted);font-weight:800}dd{min-width:0;margin:0}.detail-colors{display:flex;flex-wrap:wrap;gap:8px 12px}.detail-colors span{display:inline-flex;align-items:center;gap:5px}@media(max-width:760px){.app-shell{width:min(100% - 20px,1180px);padding-top:18px}.topbar,.result-summary,.site-footer{display:grid}.topbar{gap:14px}.language-button{justify-self:start}.search-row,.filter-grid,.flag-dialog{grid-template-columns:1fr}.clear-button{width:100%}.flag-grid{grid-template-columns:repeat(auto-fill,minmax(142px,1fr));gap:10px}.flag-card{min-height:152px}.source-links{justify-content:flex-start}.flag-dialog{gap:16px;padding:18px}.dialog-content{padding-right:0}dl 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