:root{color-scheme:light;--bg: #f4f7f7;--bg-2: #ffffff;--bg-3: #e9efef;--line: #d5dfe0;--line-soft: #e7eeee;--hover: #f0f5f4;--text: #1a282c;--dim: #5f7278;--accent: #0d9488;--accent-ink: #ffffff;--accent-soft: #0b6e66;--chip-active-bg: #e0f2ef;--green: #15803d;--amber: #a16207;--red: #dc2626;--best-tint: #e8f7ee;--best-border: #a7d9bb;--best-row: #eaf7f0;--best-row-hover: #def2e7;--web-border: #9ed3cb;--as-text: #7c3aed;--as-border: #c4b5fd;--gp-text: #15803d;--gp-border: #a7d9bb;--red-line: #fca5a5;--glow: #dcefec}:root[data-theme=dark]{color-scheme:dark;--bg: #10171c;--bg-2: #161f26;--bg-3: #1d2933;--line: #2b3c46;--line-soft: #22303a;--hover: #1a2831;--text: #e8eef1;--dim: #96aab4;--accent: #2dd4bf;--accent-ink: #04302c;--accent-soft: #7adfd2;--chip-active-bg: #12332f;--green: #4ade80;--amber: #fbbf24;--red: #f87171;--best-tint: #12301f;--best-border: #2e6244;--best-row: #122e20;--best-row-hover: #153a27;--web-border: #20635a;--as-text: #d8b4fe;--as-border: #5b3a86;--gp-text: #86efac;--gp-border: #2c6647;--red-line: #7f1d1d;--glow: #12332f}*{box-sizing:border-box}button:focus-visible{outline:2px solid var(--accent);outline-offset:1px}button:focus:not(:focus-visible){outline:none}body{margin:0;background:radial-gradient(1200px 600px at 80% -10%,var(--glow) 0%,var(--bg) 55%);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;min-height:100vh;transition:background-color .2s,color .2s}.app{max-width:1080px;margin:0 auto;padding:20px 16px 48px}.loading{padding:80px;text-align:center;color:var(--dim)}.topbar{display:flex;justify-content:space-between;align-items:center;gap:16px;flex-wrap:wrap}.brand{display:flex;align-items:center;gap:12px}.logo{font-size:34px}.brand-name{margin:0;font-size:22px;font-weight:700;letter-spacing:.5px}.sub{margin:2px 0 0;font-size:12.5px;color:var(--dim)}.topbar-right{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end;margin-left:auto}.currency-tools{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap;margin-top:14px;padding:9px 12px;background:var(--bg-2);border:1px solid var(--line);border-radius:12px}.currency-pick{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.pick-label{font-size:13px;color:var(--dim)}.fx-info{font-size:12px;color:var(--dim)}.currency-tools .theme-btn{min-width:74px}.currency-tools .menu{left:0;right:auto;max-height:280px;overflow:auto}.theme-switch{display:inline-flex;border:1px solid var(--line);border-radius:8px;overflow:hidden;height:30px}.seg{background:var(--bg-2);color:var(--dim);border:none;padding:0 10px;height:100%;font-size:12.5px;cursor:pointer;transition:all .15s}.seg+.seg{border-left:1px solid var(--line)}.seg:hover{color:var(--text)}.seg.active{background:var(--accent);color:var(--accent-ink);font-weight:600}.about-btn{background:var(--bg-2);color:var(--dim);border:1px solid var(--line);border-radius:8px;padding:0 12px;height:30px;font-size:12.5px;cursor:pointer;transition:all .15s}.about-btn:hover{color:var(--text);border-color:var(--accent)}.error-topbar{display:flex;justify-content:flex-end;gap:12px;flex-wrap:wrap}.menu-wrap{position:relative}.theme-btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:0 10px}.mbtn-label{font-size:12.5px}.chev{opacity:.55}.ticon{display:block}.menu{position:absolute;right:0;top:calc(100% + 6px);z-index:40;min-width:128px;background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:4px;box-shadow:0 8px 24px #00000040}.menu-item{display:flex;align-items:center;gap:6px;width:100%;text-align:left;background:none;border:none;color:var(--text);padding:7px 10px;border-radius:7px;font-size:13px;cursor:pointer}.menu-item .check{width:14px;text-align:center;flex-shrink:0}.menu-item:hover{background:var(--hover)}.menu-item.active{color:var(--accent-soft);font-weight:600}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#00000073;z-index:50;display:flex;align-items:center;justify-content:center;padding:16px}.modal{background:var(--bg-2);border:1px solid var(--line);border-radius:16px;max-width:640px;width:100%;max-height:82vh;overflow:auto;padding:22px 24px}.modal h2{margin:0 0 10px;font-size:18px}.modal h3{margin:14px 0 4px;font-size:14px;color:var(--accent-soft)}.modal p{margin:4px 0;font-size:13.5px;line-height:1.7}.modal-actions{margin-top:16px;text-align:right}.modal-actions .retry-btn{margin-top:0}.error-panel{max-width:560px;margin:96px auto 0;padding:30px 26px 24px;text-align:center;background:var(--bg-2);border:1px solid var(--red-line);border-radius:16px}.error-icon{font-size:40px}.error-panel h1{margin:10px 0 6px;font-size:20px}.error-panel p{margin:6px 0;font-size:13.5px}.error-detail{color:var(--red);font-size:12.5px;word-break:break-all}.error-panel code{background:var(--bg-3);border:1px solid var(--line);border-radius:6px;padding:2px 6px;font-size:12px}.retry-btn{margin-top:14px;padding:9px 28px;border:none;border-radius:10px;cursor:pointer;background:var(--accent);color:var(--accent-ink);font-size:14px;font-weight:600}.retry-btn:hover{filter:brightness(1.08)}.auto-retry-note{font-size:12px}.mainnav{display:flex;gap:22px;margin-top:14px;border-bottom:1px solid var(--line)}.nav-link{padding:9px 2px;color:var(--dim);text-decoration:none;font-size:14.5px;border-bottom:2px solid transparent;margin-bottom:-1px;transition:color .15s}.nav-link:hover{color:var(--text)}.nav-link.active{color:var(--text);border-bottom-color:var(--accent);font-weight:600}.guide-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:12px;margin-top:16px}.guide-card{display:block;background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:14px 16px;text-decoration:none;color:var(--text);transition:border-color .15s}.guide-card:hover{border-color:var(--accent)}.guide-card h2{margin:0;font-size:15.5px}.guide-card p{margin:8px 0 0;font-size:12.5px;color:var(--dim);line-height:1.6}.guide-card .gdate{margin-top:10px;font-size:11.5px;color:var(--accent-soft)}.article{max-width:760px}.article h2{font-size:15.5px;margin:18px 0 6px;color:var(--accent-soft)}.article p{font-size:13.5px;line-height:1.8;margin:6px 0}.guide-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:10px}.guide-links a{display:inline-flex;align-items:center;gap:4px;padding:6px 10px;border-radius:999px;border:1px solid var(--line);color:var(--accent-soft);text-decoration:none;font-size:12.5px}.guide-links a:hover{border-color:var(--accent);color:var(--text)}.notice{margin-top:12px;padding:9px 14px;border:1px solid var(--amber);border-radius:10px;color:var(--amber);font-size:12.5px}.tabs{display:flex;gap:8px;margin-top:18px;flex-wrap:wrap}.tab{background:var(--bg-2);color:var(--dim);border:1px solid var(--line);padding:9px 22px;border-radius:10px;font-size:15px;cursor:pointer;transition:all .15s}.tab:hover{color:var(--text)}.tab.active{background:var(--accent);border-color:var(--accent);color:var(--accent-ink);font-weight:600}.chips{display:flex;gap:8px;margin-top:12px;flex-wrap:wrap}.chip{background:var(--bg-2);color:var(--text);border:1px solid var(--line);padding:7px 14px;border-radius:999px;font-size:13.5px;cursor:pointer;transition:all .15s;display:inline-flex;align-items:center;gap:8px}.chip:hover{border-color:var(--accent)}.chip.active{border-color:var(--accent);background:var(--chip-active-bg)}.chip.small{padding:5px 12px;font-size:12.5px}.chip-price{color:var(--dim);font-size:12px}.chip.active .chip-price{color:var(--accent-soft)}.filters{display:flex;align-items:center;gap:8px;margin-top:12px;flex-wrap:wrap}.filters-label{color:var(--dim);font-size:13px}.best{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:10px;margin-top:16px}.best-card{background:var(--bg-2);border:1px solid var(--line);border-radius:12px;padding:12px 14px}.best-card.top{border-color:var(--best-border);background:linear-gradient(160deg,var(--best-tint) 0%,var(--bg-2) 70%)}.best-rank{font-size:12px;color:var(--dim)}.best-card.top .best-rank{color:var(--green);font-weight:600}.best-region{margin-top:6px;font-size:14px}.best-price{margin-top:4px;font-size:20px;font-weight:700;font-variant-numeric:tabular-nums}.best-conv{margin-top:2px;font-size:12.5px;color:var(--dim)}.table-wrap{margin-top:16px;background:var(--bg-2);border:1px solid var(--line);border-radius:14px;overflow:auto}table{width:100%;border-collapse:collapse;font-size:13.5px;min-width:760px}thead th{text-align:left;padding:11px 14px;color:var(--dim);font-weight:500;font-size:12.5px;border-bottom:1px solid var(--line);white-space:nowrap;position:sticky;top:0;background:var(--bg-2)}th.sortable{cursor:pointer;-webkit-user-select:none;user-select:none}th.sortable:hover{color:var(--text)}tbody td{padding:10px 14px;border-bottom:1px solid var(--line-soft);vertical-align:middle}tbody tr:last-child td{border-bottom:none}tbody tr:hover{background:var(--hover)}tr.best-row{background:var(--best-row)}tr.best-row:hover{background:var(--best-row-hover)}.empty{text-align:center;color:var(--dim);padding:28px!important}.flag{margin-right:4px}.region-code{margin-left:6px;font-size:11px;color:var(--dim)}.mono{font-variant-numeric:tabular-nums;white-space:nowrap}.dim{color:var(--dim);font-size:12.5px}.badge{display:inline-block;padding:2px 8px;border-radius:6px;font-size:11.5px;white-space:nowrap;border:1px solid var(--line);color:var(--dim)}.ch-web{color:var(--accent-soft);border-color:var(--web-border)}.ch-app_store{color:var(--as-text);border-color:var(--as-border)}.ch-google_play{color:var(--gp-text);border-color:var(--gp-border)}.range-badge{margin-left:6px;color:var(--dim)}a.badge{text-decoration:none;cursor:pointer}a.badge:hover{border-color:var(--accent);filter:brightness(1.12)}.badge .ext{font-size:10px;margin-left:3px;opacity:.75}.pct{font-variant-numeric:tabular-nums}.pct.cheap{color:var(--green)}.pct.expensive{color:var(--red)}.page-head{margin-top:18px}.page-head h1{margin:0;font-size:19px}.page-head p{margin:4px 0 0}.cell-link{color:inherit;text-decoration:none}.cell-link:hover{color:var(--accent-soft);text-decoration:underline}a.tab,a.chip{text-decoration:none}.footer{margin-top:18px;font-size:12.5px;color:var(--dim);line-height:1.7}.footer p{margin:6px 0}@media (max-width: 640px){.app{padding:12px 10px 40px}.brand h1{font-size:18px}.logo{font-size:26px}.topbar{row-gap:8px}.tab{padding:8px 14px;font-size:14px}.best{grid-template-columns:1fr}table{font-size:12.5px;min-width:640px}thead th,tbody td{padding:8px 10px}.error-panel{margin-top:48px}}