:root{--paper: oklch(97.5% .012 85);--paper-2: oklch(94.5% .022 85);--paper-3: oklch(90% .03 82);--white: oklch(99.4% .004 85);--ink: oklch(22% .02 35);--ink-2: oklch(38% .02 35);--ink-3: oklch(52% .015 35);--line: oklch(86% .02 80);--red: oklch(50% .2 28);--red-deep: oklch(40% .17 28);--red-text: oklch(45% .19 28);--red-tint: oklch(94% .03 28);--gold: oklch(78% .12 85);--gold-deep: oklch(62% .12 80);--gold-pale: oklch(88% .07 88);--board: oklch(17% .012 40);--board-2: oklch(22% .014 40);--board-3: oklch(28% .015 40);--board-line: oklch(31% .015 40);--board-text: oklch(82% .02 80);--board-muted: oklch(63% .02 80);--amber: oklch(85% .16 82);--amber-soft: oklch(91% .07 85);--green: oklch(66% .16 150);--font-serif: "Noto Serif SC", "Songti SC", "STSong", "SimSun", Georgia, serif;--font-sans: "Noto Sans SC", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", system-ui, sans-serif;--font-mono: "IBM Plex Mono", "SF Mono", Menlo, Consolas, monospace;--text-xs: .75rem;--text-sm: 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.3, 1);--header-h: 72px;--ticker-h: 36px}*,*:before,*:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:calc(var(--header-h) + 16px);-webkit-text-size-adjust:100%}body{margin:0;font-family:var(--font-sans);font-size:var(--text-base);line-height:1.7;color:var(--ink);background:var(--paper);-webkit-font-smoothing:antialiased;overflow-x:clip}body:before{content:"";position:fixed;inset:0;z-index:9000;pointer-events:none;opacity:.05;mix-blend-mode:multiply;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' 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70% 60% at 100% 0%,oklch(78% .12 85 / .18),transparent 60%),linear-gradient(160deg,var(--red) 0%,var(--red-deep) 100%);color:var(--white)}.eyebrow{display:inline-flex;align-items:center;gap:.75em;font-size:var(--text-xs);font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--red-text)}.eyebrow:before{content:"";width:1.75em;height:1px;background:currentColor;flex:none}.eyebrow--gold{color:var(--gold-deep)}.section-head{margin-bottom:clamp(2rem,1.5rem + 2.5vw,3.5rem)}.section-title{margin-top:var(--space-3);font-family:var(--font-serif);font-weight:900;font-size:var(--text-h2);line-height:1.15;letter-spacing:-.01em}.section-lead{margin-top:var(--space-4);max-width:56ch;color:var(--ink-2);font-size:var(--text-lg);line-height:1.65}.section-head--light .eyebrow{color:var(--gold)}.section-head--light .section-lead{color:#fffc}.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5em;padding:.8em 1.4em;border-radius:999px;border:1.5px solid transparent;font-weight:600;font-size:var(--text-sm);line-height:1.2;white-space:nowrap;transition:transform var(--dur-fast) var(--ease-out),box-shadow var(--dur) var(--ease-out),background-color var(--dur-fast),color var(--dur-fast),border-color var(--dur-fast)}.btn:active{transform:translateY(1px) scale(.99)}.btn--primary{background:var(--red);color:var(--white);box-shadow:0 6px 20px -8px #bb0a10b3}.btn--primary:hover{background:var(--red-deep);box-shadow:0 10px 28px -8px #bb0a10cc;transform:translateY(-1px)}.btn--ghost{border-color:var(--line);color:var(--ink);background:#ffffff8c}.btn--ghost:hover{border-color:var(--ink);background:var(--white);transform:translateY(-1px)}.btn--lg{font-size:var(--text-base);padding:1em 1.6em}.btn--sm{padding:.6em 1.1em}.btn .icon{width:1.15em;height:1.15em;transition:transform var(--dur) var(--ease-out)}.btn--primary:hover .icon{transform:translate(3px)}html.js .reveal{opacity:0;transform:translateY(18px);transition:opacity var(--dur-slow) var(--ease-out),transform var(--dur-slow) var(--ease-out)}html.js .reveal.is-in{opacity:1;transform:none}.reveal--late{transition-delay:.16s}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}html.js .reveal{opacity:1;transform:none;transition:none}*,*:before,*:after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}html.js .reveal{animation:reveal-fallback 0s 2.5s forwards}@keyframes reveal-fallback{to{opacity:1;transform:none}}.ticker{height:var(--ticker-h);display:flex;align-items:center;overflow:hidden;background:var(--red-deep);color:var(--amber-soft);border-bottom:1px solid oklch(100% 0 0 / .08);font-family:var(--font-mono);font-size:.78rem;-webkit-mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent);mask-image:linear-gradient(90deg,transparent,#000 4%,#000 96%,transparent)}.ticker__track{display:flex;width:max-content;animation:ticker var(--ticker-duration, 60s) linear infinite}.ticker:hover .ticker__track{animation-play-state:paused}.ticker__item{display:inline-flex;align-items:center;gap:.55em;padding-inline:1.4em;white-space:nowrap}.ticker__item:after{content:"◆";margin-left:1.4em;font-size:.5em;color:var(--gold);opacity:.7}.ticker__code{font-weight:600;color:var(--white)}.ticker__label{color:#ffffff8c;font-size:.85em}.ticker__val{font-weight:600;color:var(--amber);font-variant-numeric:tabular-nums}@keyframes ticker{to{transform:translate(-50%)}}.site-header{position:sticky;top:0;z-index:50;background:#faf6eedb;-webkit-backdrop-filter:blur(14px) saturate(1.4);backdrop-filter:blur(14px) saturate(1.4);border-bottom:1px solid transparent;transition:border-color var(--dur),box-shadow var(--dur)}.site-header.is-scrolled{border-bottom-color:var(--line);box-shadow:0 8px 30px -20px #1e131059}.site-header__inner{height:var(--header-h);display:flex;align-items:center;gap:var(--space-5)}.brand{display:inline-flex;align-items:center;gap:.7rem}.brand__mark{width:42px;height:42px;flex:none;display:grid;place-items:center;border-radius:10px;background:var(--red);color:var(--gold);font-family:var(--font-serif);font-weight:900;font-size:1.05rem;letter-spacing:-.03em;box-shadow:inset 0 0 0 1.5px #dbb155bf,inset 0 0 0 3.5px var(--red),var(--shadow-sm)}.brand__text{display:flex;flex-direction:column;line-height:1.1}.brand__name{font-family:var(--font-serif);font-weight:700;font-size:.95rem;letter-spacing:.08em}.brand__alt{margin-top:3px;font-size:.72rem;letter-spacing:.22em;color:var(--ink-3)}.brand--light{color:var(--white)}.brand--light .brand__alt{color:#fff9}.site-nav{display:flex;gap:clamp(1rem,2.5vw,2rem);margin-inline:auto;font-size:var(--text-sm);font-weight:500}.site-nav a{position:relative;padding:.4em 0;color:var(--ink-2);transition:color var(--dur-fast)}.site-nav a:after{content:"";position:absolute;left:0;right:0;bottom:0;height:2px;background:var(--red);transform:scaleX(0);transform-origin:right;transition:transform var(--dur) var(--ease-out)}.site-nav a:hover,.site-nav a.is-active{color:var(--ink)}.site-nav a:hover:after,.site-nav a.is-active:after{transform:scaleX(1);transform-origin:left}.site-header__actions{display:flex;align-items:center;gap:var(--space-3);margin-left:auto}.lang-toggle{display:inline-flex;align-items:center;gap:.4em;padding:.5em .85em;border-radius:999px;border:1.5px solid var(--line);font-size:var(--text-sm);font-weight:600;transition:border-color var(--dur-fast),background var(--dur-fast)}.lang-toggle:hover{border-color:var(--ink);background:var(--white)}.menu-toggle{display:none;width:42px;height:42px;place-items:center;border-radius:10px;border:1.5px solid var(--line)}.menu-toggle .icon{width:1.3rem;height:1.3rem}.menu-toggle .icon--close,.menu-toggle[aria-expanded=true] .icon--menu{display:none}.menu-toggle[aria-expanded=true] .icon--close{display:block}@media(max-width:900px){.site-nav{position:absolute;top:100%;left:0;right:0;flex-direction:column;gap:0;margin:0;padding:var(--space-2) var(--gutter) var(--space-5);background:var(--paper);border-bottom:1px solid var(--line);box-shadow:var(--shadow);opacity:0;visibility:hidden;transform:translateY(-8px);transition:opacity var(--dur) var(--ease-out),transform var(--dur) var(--ease-out),visibility 0s linear var(--dur)}.site-header.is-open .site-nav{opacity:1;visibility:visible;transform:none;transition-delay:0s}.site-nav a{padding:.9em 0;font-size:var(--text-base);border-bottom:1px solid var(--line)}.site-nav a:after{display:none}.site-header__cta{display:none}.menu-toggle{display:grid}}.site-footer{position:relative;overflow:clip;padding-top:var(--space-8);background:var(--ink);color:#ffffffc7}.site-footer:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--red),var(--gold) 50%,var(--red))}.site-footer__inner{display:grid;grid-template-columns:1.6fr 1fr 1.2fr;gap:var(--space-6);padding-bottom:var(--space-7)}.site-footer__tagline{margin-top:var(--space-4);font-size:var(--text-sm);letter-spacing:.08em;color:#fff9}.site-footer__col{display:grid;gap:.6rem;align-content:start;font-size:var(--text-sm)}.site-footer__col h3{margin-bottom:.4rem;font-size:var(--text-xs);font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--gold)}.site-footer__col a:hover{color:var(--white);text-decoration:underline;text-underline-offset:3px}.site-footer__legal{display:grid;gap:var(--space-2);padding-block:var(--space-5);border-top:1px solid oklch(100% 0 0 / .1);font-size:var(--text-xs);color:#ffffff80}@media(max-width:800px){.site-footer__inner{grid-template-columns:1fr 1fr}.site-footer__brand{grid-column:1 / -1}}.float-cta{position:fixed;right:16px;bottom:16px;z-index:40;display:none;align-items:center;gap:.5em;padding:.85em 1.15em;border-radius:999px;background:var(--red);color:var(--white);font-weight:600;font-size:var(--text-sm);box-shadow:0 10px 30px -8px #bb0a10bf}@media(max-width:900px){.float-cta{display:inline-flex}}.wechat-dialog{border:0;border-radius:var(--radius-lg);padding:0;max-width:min(92vw,360px);background:var(--white);color:var(--ink);box-shadow:var(--shadow-lg)}.wechat-dialog::backdrop{background:#1e131080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.wechat-dialog__inner{position:relative;display:grid;justify-items:center;gap:var(--space-3);padding:var(--space-6);text-align:center}.wechat-dialog__close{position:absolute;top:10px;right:10px;width:36px;height:36px;display:grid;place-items:center;border-radius:50%;color:var(--ink-3)}.wechat-dialog__close:hover{background:var(--paper-2);color:var(--ink)}.wechat-dialog__icon{width:2.5rem;height:2.5rem;color:var(--green)}.wechat-dialog h2{font-family:var(--font-serif);font-size:var(--text-h3)}.wechat-dialog__qr{width:200px;height:200px;object-fit:contain;border-radius:var(--radius);border:1px solid var(--line)}.wechat-dialog__qr.is-missing{display:none}.wechat-dialog__id{font-size:var(--text-sm);color:var(--ink-2)}.wechat-dialog__id code{padding:.15em .5em;border-radius:6px;background:var(--paper-2);color:var(--ink);font-family:var(--font-mono);font-weight:600}.ticker__group{display:flex}@media(max-width:900px){.site-footer__legal{padding-bottom:5.5rem}}.hero{position:relative;overflow:clip;padding-block:clamp(3rem,2rem + 4vw,6rem) clamp(4rem,3rem + 5vw,7rem);border-bottom:1px solid var(--line);background:radial-gradient(ellipse 60% 55% at 88% 8%,oklch(78% .12 85 / .2),transparent 62%),radial-gradient(ellipse 50% 40% at 0% 100%,oklch(50% .2 28 / .07),transparent 60%),var(--paper)}.hero:after{content:"兑";position:absolute;right:-.08em;bottom:-.32em;font-family:var(--font-serif);font-weight:900;font-size:clamp(16rem,38vw,34rem);line-height:1;color:var(--red);opacity:.045;pointer-events:none;user-select:none}.hero__inner{position:relative;z-index:1;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:clamp(2rem,4vw,5rem);align-items:center}.hero__title{margin-top:var(--space-4);font-family:var(--font-serif);font-weight:900;font-size:var(--text-hero);line-height:1.08;letter-spacing:-.015em;text-wrap:balance}.hero__title em{display:block;font-style:normal;color:var(--red)}.hero__lead{margin-top:var(--space-5);max-width:52ch;font-size:var(--text-lg);color:var(--ink-2)}.hero__actions{margin-top:var(--space-6);display:flex;flex-wrap:wrap;gap:var(--space-3)}.hero__chips{margin-top:var(--space-6);display:flex;flex-wrap:wrap;gap:var(--space-2) var(--space-5);font-size:var(--text-sm);color:var(--ink-2)}.hero__chips li{display:inline-flex;align-items:center;gap:.5em}.hero__chips .icon{width:1em;height:1em;stroke-width:2.6;color:var(--gold-deep)}.hero__copy .reveal:nth-child(2){transition-delay:60ms}.hero__copy .reveal:nth-child(3){transition-delay:.12s}.hero__copy .reveal:nth-child(4){transition-delay:.18s}.hero__copy .reveal:nth-child(5){transition-delay:.24s}@media(max-width:900px){.hero__inner{grid-template-columns:1fr}.hero:after{font-size:18rem;bottom:auto;top:-.1em;opacity:.035}}.board{position:relative;overflow:hidden;padding:clamp(1.1rem,1rem + 1vw,1.75rem);border-radius:var(--radius-lg);background:linear-gradient(180deg,var(--board-2),var(--board));color:var(--board-text);box-shadow:var(--shadow-board)}.board:before{content:"";position:absolute;inset:8px;border:1px solid oklch(78% .12 85 / .22);border-radius:calc(var(--radius-lg) - 6px);pointer-events:none}.board:after{content:"";position:absolute;inset:0;pointer-events:none;background:repeating-linear-gradient(0deg,transparent 0 3px,oklch(100% 0 0 / .018) 3px 4px)}.board>*{position:relative;z-index:1}.board__head{display:flex;justify-content:space-between;align-items:flex-end;gap:var(--space-3);padding-bottom:var(--space-3);border-bottom:1px solid var(--board-line)}.board__eyebrow{font-size:var(--text-xs);font-weight:700;letter-spacing:.22em;text-transform:uppercase;color:var(--gold)}.board__title{margin-top:2px;font-family:var(--font-serif);font-size:var(--text-h3);font-weight:700;color:var(--white)}.board__updated{display:inline-flex;align-items:center;gap:.5em;white-space:nowrap;font-family:var(--font-mono);font-size:.72rem;color:var(--board-muted)}.board__dot{width:7px;height:7px;border-radius:50%;background:var(--green);animation:pulse 2.2s ease-out infinite}@keyframes pulse{0%{box-shadow:0 0 #33ac5a99}70%{box-shadow:0 0 0 8px #33ac5a00}to{box-shadow:0 0 #33ac5a00}}.board__cols,.board__row{display:grid;grid-template-columns:minmax(0,1fr) auto auto;column-gap:clamp(.75rem,2vw,1.5rem);align-items:center}.board__cols{padding:var(--space-3) 0 var(--space-2);font-size:var(--text-xs);letter-spacing:.12em;text-transform:uppercase;color:var(--board-muted)}.board__cols span:not(:first-child){min-width:5.5ch;text-align:right}.board__row{padding:.6rem 0;border-top:1px solid oklch(100% 0 0 / .05)}.board__row:first-child{border-top:0}.board__cur{display:flex;align-items:center;gap:.7rem;min-width:0}.board__flag{width:1.7rem;flex:none;text-align:center;font-size:1.35rem;line-height:1}.board__sym{width:1.7rem;height:1.7rem;flex:none;display:grid;place-items:center;border-radius:50%;background:#dbb15529;color:var(--gold);font-family:var(--font-mono);font-weight:700;font-size:.9rem}.board__code{font-family:var(--font-mono);font-weight:600;font-size:.95rem;letter-spacing:.02em;color:var(--white)}.board__unit{margin-left:.35em;font-size:.72em;font-weight:500;color:var(--board-muted)}.board__name{display:block;margin-top:1px;font-size:var(--text-xs);color:var(--board-muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.board__num{min-width:5.5ch;text-align:right;font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:600;font-size:clamp(1rem,.9rem + .5vw,1.2rem);color:var(--amber);text-shadow:0 0 14px oklch(85% .16 82 / .35)}.board__num--sell{color:var(--amber-soft);text-shadow:none}.board__status{padding:var(--space-6) 0;text-align:center;font-size:var(--text-sm);color:var(--board-muted)}.board__foot{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-2) var(--space-3);margin-top:var(--space-2);padding-top:var(--space-3);border-top:1px solid var(--board-line);font-size:var(--text-xs);color:var(--board-muted)}.board__note{line-height:1.5}.board__more{display:inline-flex;align-items:center;gap:.4em;white-space:nowrap;font-weight:600;color:var(--gold)}.board__more .icon{transition:transform var(--dur) var(--ease-out)}.board__more:hover .icon{transform:translate(3px)}.rates__toolbar{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:var(--space-4);margin-bottom:var(--space-5)}.tabs{display:inline-flex;padding:4px;border-radius:999px;background:var(--paper-2);border:1px solid var(--line)}.tab{padding:.55em 1.2em;border-radius:999px;font-size:var(--text-sm);font-weight:600;color:var(--ink-2);transition:background var(--dur-fast),color var(--dur-fast),box-shadow var(--dur-fast)}.tab[aria-pressed=true]{background:var(--ink);color:var(--paper);box-shadow:var(--shadow-sm)}.tab:hover:not([aria-pressed=true]){color:var(--ink)}.search{display:inline-flex;align-items:center;gap:.6em;height:44px;min-width:min(100%,280px);padding:0 1em;border-radius:999px;border:1.5px solid var(--line);background:var(--white);color:var(--ink-3);transition:border-color var(--dur-fast),box-shadow var(--dur-fast)}.search:focus-within{border-color:var(--red);box-shadow:0 0 0 4px #bb0a101f}.search input{width:100%;border:0;outline:0;background:transparent;color:var(--ink)}.search input::-webkit-search-cancel-button{-webkit-appearance:none}.rates__table-wrap{overflow:hidden;border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--white);box-shadow:var(--shadow-sm)}.rates-table{width:100%;border-collapse:collapse}.rates-table th{padding:1rem 1.25rem;text-align:left;white-space:nowrap;font-size:var(--text-xs);font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3);background:var(--paper-2);border-bottom:1px solid var(--line)}.rates-table th.num,.rates-table td.num{text-align:right}.rates-table td{padding:.85rem 1.25rem;border-bottom:1px solid var(--paper-2);vertical-align:middle}.rates-table tbody tr:last-child td{border-bottom:0}.rates-table tbody tr{transition:background var(--dur-fast)}.rates-table tbody tr:hover{background:#faf6eeb3}.rates-table .cur{display:flex;align-items:center;gap:.8rem;min-width:0}.rates-table .flag{width:1.9rem;flex:none;text-align:center;font-size:1.5rem;line-height:1}.rates-table .sym{width:1.9rem;height:1.9rem;flex:none;display:grid;place-items:center;border-radius:50%;background:var(--red-tint);color:var(--red-text);font-family:var(--font-mono);font-weight:700}.rates-table .code{font-family:var(--font-mono);font-weight:600;letter-spacing:.02em}.rates-table .name{display:block;font-size:var(--text-xs);color:var(--ink-3)}.rates-table .unit{font-family:var(--font-mono);font-size:var(--text-sm);color:var(--ink-3)}.rates-table .unit-inline{display:none;margin-left:.4em;font-size:.75em;font-weight:500;color:var(--ink-3)}.rates-table .rate{font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:600;font-size:1.05rem}.rates-table .rate--sell{color:var(--red-text)}.rates__empty{padding:var(--space-7);text-align:center;color:var(--ink-3)}.rates__meta{display:flex;justify-content:space-between;flex-wrap:wrap;gap:var(--space-2) var(--space-5);margin-top:var(--space-4);font-family:var(--font-mono);font-size:var(--text-xs);color:var(--ink-3)}@media(max-width:640px){.rates-table th,.rates-table td{padding-inline:.9rem}.rates-table .col-unit{display:none}.rates-table .unit-inline{display:inline}.rates-table .name{max-width:32vw;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.rates-table .rate{font-size:.95rem}}.board__meta,.rates-table .cur__meta{min-width:0}.rates-table td.rates__empty{padding:var(--space-7)}.calc__inner{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(2rem,4vw,5rem);align-items:center}.calc__inner .section-head{margin-bottom:0}.calc__card{position:relative;display:grid;gap:var(--space-3);padding:clamp(1.25rem,1rem + 1.5vw,2.25rem);border:1px solid var(--line);border-radius:var(--radius-xl);background:var(--white);box-shadow:var(--shadow)}.calc__row{display:grid;gap:var(--space-2)}.calc__label{font-size:var(--text-xs);font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}.calc__field{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:stretch;overflow:hidden;border:1.5px solid var(--line);border-radius:var(--radius);background:var(--paper);transition:border-color var(--dur-fast),box-shadow var(--dur-fast)}.calc__field:focus-within{border-color:var(--red);box-shadow:0 0 0 4px #bb0a101f}.calc__input,.calc__result{width:100%;min-width:0;padding:.55em .75em;border:0;outline:0;background:transparent;font-family:var(--font-mono);font-variant-numeric:tabular-nums;font-weight:600;font-size:clamp(1.5rem,1.2rem + 1.4vw,2.25rem);line-height:1.2;color:var(--ink)}.calc__field--result{border-color:var(--ink);background:linear-gradient(180deg,var(--board-2),var(--board))}.calc__result{display:block;overflow:hidden;white-space:nowrap;text-overflow:ellipsis;color:var(--amber);text-shadow:0 0 14px oklch(85% .16 82 / .35)}.calc__picker{position:relative;display:flex;align-items:center;min-width:9.5rem;padding:0 2.4rem 0 1rem;border-left:1.5px solid var(--line);color:var(--ink);background:var(--white) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23444' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E") no-repeat right .9rem center / 14px;transition:background-color var(--dur-fast)}.calc__picker:hover{background-color:var(--paper-2)}.calc__field--result .calc__picker{border-left-color:var(--board-line);color:var(--white);background-color:var(--board-3);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23e8dcc0' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E")}.calc__field--result .calc__picker:hover{background-color:#3d3330}.calc__picker .calc__select{position:absolute;inset:0;width:100%;height:100%;margin:0;padding:0;border:0;opacity:0;cursor:pointer;font-size:16px}.calc__picker-face{display:flex;flex-direction:column;min-width:0;line-height:1.2;pointer-events:none}.calc__picker-code{font-family:var(--font-mono);font-weight:600;font-size:var(--text-base)}.calc__picker-name{max-width:9rem;font-size:.7rem;color:var(--ink-3);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.calc__field--result .calc__picker-name{color:var(--board-muted)}.calc__swap{position:relative;z-index:1;justify-self:center;width:44px;height:44px;margin:-6px 0;display:grid;place-items:center;border-radius:50%;border:1.5px solid var(--line);background:var(--white);color:var(--red);box-shadow:var(--shadow-sm);transition:transform var(--dur) var(--ease-out),border-color var(--dur-fast)}.calc__swap:hover{transform:rotate(180deg);border-color:var(--red)}.calc__note{min-height:1.5em;font-family:var(--font-mono);font-size:var(--text-xs);color:var(--ink-3)}@media(max-width:900px){.calc__inner{grid-template-columns:1fr}}@media(max-width:480px){.calc__picker{min-width:7.5rem;padding-right:2rem}.calc__picker-name{max-width:5.5rem}}.bento{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));grid-auto-rows:minmax(250px,auto);gap:var(--space-4)}.bento__item{position:relative;display:flex;flex-direction:column;overflow:hidden;padding:clamp(1.4rem,1.2rem + 1vw,2rem);border:1px solid var(--line);border-radius:var(--radius-lg);background:var(--white);box-shadow:var(--shadow-sm);transition:transform var(--dur) var(--ease-out),box-shadow var(--dur) var(--ease-out),border-color var(--dur)}.bento__item:hover{transform:translateY(-4px);border-color:var(--gold-pale);box-shadow:var(--shadow)}.bento__item--wide{grid-column:span 2}.bento__item--tall{grid-row:span 2}.bento__item--dark{border-color:transparent;background:radial-gradient(ellipse 80% 50% at 100% 100%,oklch(78% .12 85 / .25),transparent 60%),linear-gradient(170deg,var(--red) 0%,var(--red-deep) 100%);color:var(--white)}.bento__glyph{position:absolute;right:-.04em;top:-.22em;font-family:var(--font-serif);font-weight:900;font-size:clamp(5rem,4rem + 6vw,9rem);line-height:1;letter-spacing:-.06em;white-space:nowrap;color:var(--gold);opacity:.22;pointer-events:none;user-select:none}.bento__item--dark .bento__glyph{opacity:.3}.bento__icon{width:2.2rem;height:2.2rem;stroke-width:1.6;color:var(--red)}.bento__item--dark .bento__icon{color:var(--gold)}.bento__tag{margin-top:auto;padding-top:var(--space-6);font-family:var(--font-mono);font-size:var(--text-xs);font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--gold-deep)}.bento__item--dark .bento__tag{color:var(--gold)}.bento__title{margin-top:var(--space-1);font-family:var(--font-serif);font-weight:700;font-size:var(--text-h3);line-height:1.3}.bento__desc{margin-top:var(--space-2);max-width:46ch;font-size:var(--text-sm);line-height:1.7;color:var(--ink-2)}.bento__item--dark .bento__desc{color:#ffffffd6}.bento .reveal:nth-child(2){transition-delay:80ms}.bento .reveal:nth-child(3){transition-delay:.16s}.bento .reveal:nth-child(4){transition-delay:.24s}@media(max-width:900px){.bento{grid-template-columns:repeat(2,minmax(0,1fr))}.bento__item--tall{grid-row:auto}}@media(max-width:600px){.bento{grid-template-columns:1fr;grid-auto-rows:auto}.bento__item--wide{grid-column:auto}.bento__tag{padding-top:var(--space-5)}}.steps{overflow:clip}.steps:before{content:"换";position:absolute;left:-.08em;bottom:-.38em;font-family:var(--font-serif);font-weight:900;font-size:clamp(14rem,34vw,30rem);line-height:1;color:var(--gold);opacity:.08;pointer-events:none;user-select:none}.steps .container{position:relative}.steps__list{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-5)}.steps__item{position:relative;padding:var(--space-5) var(--space-5) var(--space-6);border:1px solid oklch(100% 0 0 / .14);border-radius:var(--radius-lg);background:#ffffff12;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.steps__num{display:block;font-family:var(--font-serif);font-weight:900;font-size:clamp(3rem,2.5rem + 2vw,4.5rem);line-height:1;color:var(--gold)}@supports (-webkit-text-stroke: 1px #000){.steps__num{color:transparent;-webkit-text-stroke:1.5px var(--gold)}}.steps__item h3{margin-top:var(--space-4);font-family:var(--font-serif);font-weight:700;font-size:var(--text-h3)}.steps__item p{margin-top:var(--space-2);font-size:var(--text-sm);line-height:1.7;color:#ffffffd1}.steps__list .reveal:nth-child(2){transition-delay:.1s}.steps__list .reveal:nth-child(3){transition-delay:.2s}@media(max-width:800px){.steps__list{grid-template-columns:1fr}}.store__inner{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:clamp(2rem,4vw,5rem);align-items:center}.store__photo{position:relative;margin:12px 12px 0 0}.store__photo:before{content:"";position:absolute;inset:0;transform:translate(14px,14px);border-radius:var(--radius-lg);background:var(--red)}.store__photo:after{content:"";position:absolute;inset:0;transform:translate(-10px,-10px);border:1.5px solid var(--gold);border-radius:var(--radius-lg);pointer-events:none}.store__photo img{position:relative;z-index:1;width:100%;aspect-ratio:3 / 4;object-fit:cover;border-radius:var(--radius-lg);box-shadow:var(--shadow-lg)}.store__info .section-head{margin-bottom:var(--space-5)}.facts{display:grid;gap:var(--space-4)}.facts__item dt{display:flex;align-items:center;gap:.5em;font-size:var(--text-xs);font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--ink-3)}.facts__item dt .icon{color:var(--red)}.facts__item dd{margin-top:.3em;font-size:var(--text-lg);font-weight:500}.facts__item dd a:hover{color:var(--red-text)}.contact-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:var(--space-3);margin-top:var(--space-6)}.contact-btn{display:flex;align-items:center;gap:.6em;padding:.9em 1.1em;border:1.5px solid var(--line);border-radius:var(--radius);background:var(--white);font-weight:600;font-size:var(--text-sm);text-align:left;transition:border-color var(--dur-fast),transform var(--dur-fast),box-shadow var(--dur)}.contact-btn .icon{width:1.35em;height:1.35em;color:var(--red)}.contact-btn:hover{border-color:var(--ink);transform:translateY(-2px);box-shadow:var(--shadow-sm)}.contact-btn[hidden]{display:none}.store__info>.btn{margin-top:var(--space-5)}.store__map{margin-top:clamp(2.5rem,2rem + 3vw,5rem)}.store__map iframe{width:100%;min-height:320px;aspect-ratio:21 / 9;border:0;border-radius:var(--radius-lg);background:var(--paper-2);box-shadow:var(--shadow);filter:saturate(.85)}@media(max-width:900px){.store__inner{grid-template-columns:1fr}.store__photo{max-width:440px}.store__map iframe{aspect-ratio:4 / 3}}.faq__inner{display:grid;grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:clamp(2rem,4vw,5rem);align-items:start}.faq__inner .section-head{position:sticky;top:calc(var(--header-h) + 2rem);margin-bottom:0}.faq__list{display:grid;gap:var(--space-2)}.faq__item{border:1px solid var(--line);border-radius:var(--radius);background:var(--white);transition:border-color var(--dur-fast),box-shadow var(--dur)}.faq__item[open]{border-color:var(--gold-pale);box-shadow:var(--shadow-sm)}.faq__item summary{display:flex;justify-content:space-between;align-items:center;gap:var(--space-4);padding:1.1rem 1.25rem;cursor:pointer;list-style:none;font-weight:600}.faq__item summary::-webkit-details-marker{display:none}.faq__item summary .icon{width:1.25rem;height:1.25rem;color:var(--red);transition:transform var(--dur) var(--ease-out)}.faq__item[open] summary .icon{transform:rotate(45deg)}.faq__item p{max-width:70ch;padding:0 1.25rem 1.2rem;font-size:var(--text-sm);line-height:1.75;color:var(--ink-2)}@media(max-width:900px){.faq__inner{grid-template-columns:1fr}.faq__inner .section-head{position:static}}