:root{color-scheme:light;--paper:#f4f5f3;--surface:#fff;--ink:#172b34;--body:#3b4a50;--muted:#637076;--line:#d9dfdf;--soft:#e8edee;--accent:#496a77;--accent-light:#b8cdd3;--dark:#172d36;--max:1220px;--header:90px}*,:before,:after{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:114px}body{background:var(--paper);color:var(--body);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,Segoe UI,Arial,sans-serif;font-size:16px;line-height:1.75}[hidden]{display:none!important}button,input,select{font:inherit}button,select{cursor:pointer}button{color:inherit}a{overflow-wrap:anywhere;color:var(--accent);text-underline-offset:4px;text-decoration-thickness:1px}a:hover{color:var(--ink)}a,button,input,select,summary{-webkit-tap-highlight-color:transparent}:focus-visible{outline-offset:5px;outline:3px solid #658e9d}input:focus-visible,select:focus-visible{outline-offset:2px}::selection{color:#142c35;background:#c3d7dc}img{max-width:100%;height:auto;display:block}figure{margin:0}h1,h2,h3,h4{color:var(--ink);letter-spacing:-.04em;overflow-wrap:break-word;margin:0;font-weight:600;line-height:1.2}h1{font-size:clamp(40px,5.3vw,76px)}h2{font-size:clamp(27px,3vw,38px)}h3{font-size:27px}h4{font-size:21px}p{margin:0 0 20px}ul,ol{padding-left:23px}small{font-size:13px}.container{width:min(var(--max), calc(100% - 96px));margin-inline:auto}.eyebrow{color:var(--accent);letter-spacing:.16em;font-size:10px;font-weight:650;line-height:1.5;display:block}.eyebrow-line{background:currentColor;width:24px;height:1px;margin:0 10px 3px 0;display:inline-block}.button{border:1px solid var(--ink);border-radius:3px;justify-content:center;align-items:center;gap:27px;min-height:51px;padding:14px 23px;font-size:13px;font-weight:600;line-height:1.5;text-decoration:none;transition:background-color .18s,color .18s,border-color .18s;display:inline-flex}.button-dark{background:var(--ink);color:#fff}.button-dark:hover{color:#fff;background:#304c56;border-color:#304c56}.button span[aria-hidden]{font-size:20px;font-weight:400}.text-link{color:var(--ink);border-bottom:1px solid #a4b3b9;align-items:center;gap:14px;padding-block:6px;font-size:13px;font-weight:600;line-height:1.5;text-decoration:none;display:inline-flex}.text-link:hover{border-color:var(--ink)}.text-link span[aria-hidden]{font-size:20px;font-weight:400}.skip-link{z-index:10000;background:var(--dark);color:#fff;padding:12px 20px;position:fixed;top:10px;left:10px;transform:translateY(-180%)}.skip-link:focus{transform:none}.site-header{z-index:100;border-bottom:1px solid var(--line);background:#fdfdfb;position:sticky;top:0}.header-inner{min-height:var(--header);justify-content:space-between;align-items:center;gap:26px;display:flex}.site-brand{color:var(--ink);flex-shrink:0;align-items:center;gap:12px;text-decoration:none;display:inline-flex}.brand-mark{letter-spacing:-.08em;border:1px solid #9cafb6;justify-content:center;align-items:center;width:44px;height:47px;padding-right:2px;font-size:27px;font-weight:450;line-height:1;display:inline-flex;position:relative}.brand-mark>span{background:var(--paper);width:8px;height:3px;position:absolute;bottom:-2px;right:4px}.brand-type{letter-spacing:-.045em;font-size:18px;font-weight:650;line-height:1.2}.brand-type small{letter-spacing:.13em;color:var(--muted);margin-top:4px;font-size:8px;font-weight:500;line-height:1.7;display:block}.site-navigation{align-items:center;gap:26px;display:flex}.site-navigation>a{color:var(--body);font-size:12px;font-weight:500;text-decoration:none}.site-navigation>a:hover{color:var(--ink);text-underline-offset:7px;text-decoration:underline}.site-navigation>.header-action{background:0 0;gap:18px;min-height:42px;padding:10px 16px;font-size:12px}.site-navigation>.header-action:hover{background:var(--ink);color:#fff;text-decoration:none}.menu-toggle{display:none}.home-hero{background:#f8f9f7;padding:60px 0 56px}.hero-grid{grid-template-columns:1.12fr 1fr;align-items:center;gap:62px;display:grid}.hero-copy{min-width:0;padding-block:20px}.hero-copy>.eyebrow{margin-bottom:25px}.hero-title{letter-spacing:-.06em;white-space:nowrap;margin:0 0 25px;font-size:clamp(42px,4.85vw,72px);font-weight:530;line-height:1.07}.hero-lead{color:#52616a;max-width:470px;margin:0 0 29px;font-size:18px;line-height:1.85}.hero-actions{flex-wrap:wrap;align-items:center;gap:25px;display:flex}.hero-actions .button{min-height:54px}.hero-detail{letter-spacing:.1em;color:#63747c;align-items:center;gap:18px;margin-top:45px;font-size:10px;display:flex}.hero-detail span+span{letter-spacing:.015em;border-left:1px solid #bdc8cb;padding-left:18px;font-size:11px}.hero-media{background:#233740;border-radius:3px 72px 3px 3px;align-self:stretch;min-width:0;min-height:394px;position:relative;overflow:hidden}.hero-media>img{object-fit:cover;object-position:53% center;opacity:.93;width:100%;height:100%;position:absolute}.hero-media:after{content:"";pointer-events:none;background:linear-gradient(#0000 40%,#0d2027ad);position:absolute;inset:0}.hero-media>figcaption{color:#eff4f4;z-index:1;justify-content:space-between;align-items:flex-end;display:flex;position:absolute;bottom:25px;left:27px;right:27px}.hero-media>figcaption>span:first-child{letter-spacing:.15em;padding-bottom:7px;font-size:9px}.media-note{z-index:2;color:var(--ink);background:#f5f8f5ed;border:1px solid #d0d9dc;align-items:center;gap:12px;padding:10px 15px;display:flex;position:absolute;top:24px;left:25px}.media-note>span{letter-spacing:-.06em;font-size:24px;font-weight:500;line-height:1}.media-note small{letter-spacing:.03em;border-left:1px solid #c9d4d7;padding-left:12px;font-size:9px}.section-rail{border-block:1px solid var(--line);background:#fdfdfb}.rail-inner{grid-template-columns:repeat(4,minmax(0,1fr));display:grid}.rail-inner>a{border-right:1px solid var(--line);color:var(--ink);align-items:center;gap:13px;padding:20px 24px;font-size:12px;line-height:1.5;text-decoration:none;display:flex}.rail-inner>a:first-child{border-left:1px solid var(--line)}.rail-inner>a>span{color:#7d8b91;font-size:10px}.rail-inner>a>i{color:var(--accent);margin-left:auto;font-size:17px;font-style:normal}.rail-inner>a:hover{background:var(--soft)}.home-content{padding:65px 0 80px}.section-space{margin-bottom:75px}.section-heading{margin-bottom:29px}.section-heading>.eyebrow{margin-bottom:16px}.section-heading h2{text-wrap:balance;max-width:800px}.section-heading h3{max-width:780px}.section-description{max-width:890px;margin-bottom:27px;font-size:16px;line-height:1.85}.section-description p{margin:0}.spot-heading{justify-content:space-between;align-items:flex-end;gap:30px;margin-bottom:25px;display:flex}.spot-heading .section-heading{margin-bottom:0}.spot-heading h2{max-width:640px;font-size:31px}.source-notice{color:#546a75;flex-shrink:0;align-items:center;gap:7px;padding-bottom:7px;font-size:11px;display:flex}.status-square{background:#8397a1;width:6px;height:6px}.spot-board{background:var(--dark);color:#f3f5f4;border-radius:4px;grid-template-columns:1.15fr 1fr;gap:35px;padding:34px 37px;display:grid}.spot-metrics{grid-template-columns:1fr 1fr;align-items:center;display:grid}.metric{padding:2px 20px 2px 0}.metric+.metric{border-left:1px solid #53646c;padding-left:30px}.metric h4{letter-spacing:.045em;color:#bbcdd2;margin:0 0 17px;font-size:12px;font-weight:450}.metric-value{color:#fff;letter-spacing:-.04em;font-variant-numeric:tabular-nums;margin:0 0 10px;font-size:43px;font-weight:450;line-height:1.2}.metric small{color:#c1cdd2;font-size:11px}.spot-context{border-left:1px solid #53646c;padding-left:35px}.spot-context .eyebrow{color:#bed0d5;margin-bottom:12px;font-size:9px}.spot-context>small{color:#dde5e6;font-size:13px;line-height:1.7;display:block}.manual-explanation{color:#aebfc5;margin:9px 0 6px;font-size:11px;line-height:1.75}.spot-context .text-link{color:#ecf1f2;border-color:#6c828b;font-size:11px}.spot-trade{padding:17px 3px 0;font-size:12px;line-height:1.8}.spot-trade p{margin:0}.spot-trade b{font-weight:500}.spot-trade a{color:var(--ink)}.chart-card{background:var(--surface);border:1px solid var(--line);border-radius:4px;overflow:hidden}.chart-tabs{border-bottom:1px solid var(--line);background:#fafbfa;align-items:center;gap:0;padding-inline:24px;display:flex}.chart-tab{min-height:60px;color:var(--muted);background:0 0;border:none;border-bottom:2px solid #0000;padding:19px 20px;font-size:13px;font-weight:500}.chart-tab[aria-selected=true]{color:var(--ink);border-color:var(--ink)}.chart-tab span{color:var(--muted);padding-left:8px;font-size:11px;font-weight:400}.chart-source{color:var(--muted);letter-spacing:-.01em;margin-left:auto;font-size:11px}.chart-panel{padding:25px}.chart-caption{justify-content:space-between;align-items:center;gap:20px;margin-bottom:20px;display:flex}.chart-caption h3{letter-spacing:-.025em;font-size:19px;font-weight:500}.micro-label{letter-spacing:.12em;color:var(--muted);font-size:9px}.chart-host{background:#f3f6f5;border:1px solid #e2e8e7;border-radius:3px;height:415px;position:relative;overflow:hidden}.chart-mount{width:100%;height:100%}.chart-mount iframe{border:0;max-width:100%}.chart-placeholder{text-align:center;background:#f3f6f5;flex-direction:column;justify-content:center;align-items:center;padding:30px;display:flex;position:absolute;inset:0}.chart-placeholder-title{color:var(--ink);letter-spacing:-.025em;margin-bottom:10px;font-size:21px;line-height:1.35}.chart-message{max-width:400px;color:var(--muted);margin-bottom:21px;font-size:13px;line-height:1.7}.chart-bottom{justify-content:space-between;align-items:center;gap:20px;padding-top:15px;display:flex}.chart-bottom>p{color:var(--muted);margin:0;font-size:11px}.chart-bottom .text-link{border:0;flex-shrink:0;font-size:11px}.tradingview-widget-container{width:100%;height:100%}.tradingview-widget-container__widget{width:100%;height:calc(100% - 32px)}.tradingview-widget-copyright{text-align:center;color:#5c6c73;background:#fff;min-height:32px;font-size:11px;line-height:32px}.calculator-section>.section-heading h2{max-width:960px}.calculator-card{background:#fff;border:1px solid #c9d6d9;border-radius:4px;grid-template-columns:1.35fr 1fr;display:grid;overflow:hidden}.calculator-controls{padding:35px 38px 38px}.calculator-intro{margin-bottom:26px}.calculator-intro p{margin:0;font-size:14px;line-height:1.8}.form-field{min-width:0}.field-label{color:var(--ink);margin-bottom:9px;font-size:12px;font-weight:550;display:block}.input-wrap{position:relative}.input-wrap>input,.form-field>select{width:100%;height:55px;color:var(--ink);font-variant-numeric:tabular-nums;background:#fbfcfb;border:1px solid #bfcbd0;border-radius:3px;min-width:0;padding:13px 17px;font-size:17px;line-height:1.4}.input-wrap>input{padding-right:57px}input::placeholder{color:#78858b;font-size:14px}.input-wrap>span{color:#6f8087;pointer-events:none;font-size:14px;position:absolute;top:14px;right:17px}.field-help{color:var(--muted);max-width:490px;margin:9px 0 0;font-size:11px;line-height:1.7}.field-pair{grid-template-columns:1fr 1fr;gap:19px;margin-top:22px;display:grid}.field-error{color:#a3322d;margin:7px 0 0;font-size:12px}[aria-invalid=true]{border-color:#a3322d!important}.calculate-button{justify-content:space-between;width:100%;margin-top:25px}.calculator-result{background:#e8eef0;border-left:1px solid #c9d6d9;flex-direction:column;min-width:0;padding:35px 36px;display:flex}.result-top{justify-content:space-between;align-items:flex-start;gap:20px;display:flex}.result-top .eyebrow{max-width:175px;font-size:10px}#result-value{letter-spacing:-.055em;color:var(--ink);font-variant-numeric:tabular-nums;overflow-wrap:anywhere;margin:auto 0 15px;padding-top:33px;font-size:clamp(32px,4.2vw,58px);font-weight:500;line-height:1.15;display:block}#silver-calculator-result{color:#4d6670;min-height:45px;margin:0 0 24px;font-size:13px;line-height:1.75}.result-formula{color:#3f5c67;border-block:1px solid #c0cfd3;justify-content:space-between;gap:12px;padding-block:15px;font-size:12px;display:flex}.result-formula b{color:#758b94;font-weight:400}.result-note{color:#536e77;margin:17px 0 0;font-size:11px;line-height:1.75}.purity-layout{grid-template-columns:.8fr 1.5fr;align-items:stretch;gap:40px;display:grid}.purity-image{background:#d8e3e6;border-radius:3px;min-height:300px;position:relative;overflow:hidden}.purity-photo{object-fit:cover;object-position:36% center;width:100%;height:100%}.image-label{color:#fff;letter-spacing:.12em;background:linear-gradient(#0000,#0d242bc4);padding:22px 24px 16px;font-size:9px;position:absolute;bottom:0;left:0;right:0}.purity-data{flex-direction:column;min-width:0;display:flex}.table-scroll{border-block:1px solid #a4b7bd;max-width:100%;overflow-x:auto}.purity-table{border-collapse:collapse;text-align:left;width:100%;font-size:13px}.purity-table th{color:#5c6d75;vertical-align:bottom;border-bottom:1px solid var(--line);background:#ecf0ef;padding:13px 10px;font-size:11px;font-weight:500;line-height:1.6}.purity-table td{border-bottom:1px solid var(--line);color:#485b64;padding:18px 10px;font-size:12px}.purity-table tr:last-child td{border:0}.purity-table th:first-child,.purity-table td:first-child{padding-left:16px}.purity-table td[data-purity-price]{color:var(--ink);white-space:nowrap;font-variant-numeric:tabular-nums;font-size:16px}.fineness-badge{color:var(--ink);letter-spacing:-.04em;font-size:21px;font-weight:500;line-height:1}.table-note{color:var(--muted);margin:13px 0 0;font-size:11px}.selling-banner{background:var(--dark);color:#eef2f2;text-align:center;border-radius:3px;padding:37px 45px;font-size:16px}.selling-title{color:#fff;letter-spacing:-.03em;margin:0 0 16px;font-size:29px;font-weight:500}.selling-banner a{color:#e5f3f5;border-color:#94b4bf;margin-inline:3px;padding-bottom:3px;font-size:16px}.selling-banner p{color:#bdcdd2;letter-spacing:.02em;margin:18px 0 0;font-size:11px}.investment-layout{grid-template-columns:1fr 1.2fr;align-items:start;gap:58px;display:grid}.investment-layout figure{position:sticky;top:125px}.editorial-image{border-radius:3px;width:100%}.investment-layout figcaption{border-bottom:1px solid var(--line);letter-spacing:.13em;color:var(--muted);padding-block:13px;font-size:9px}.prose{font-size:16px;line-height:1.85}.prose p,.prose ul,.prose ol{margin:0 0 22px}.prose>:last-child{margin-bottom:0}.prose a{color:#365f70;text-decoration-thickness:1px}.prose li{margin-bottom:9px}.prose strong,.prose b{color:var(--ink);font-weight:600}.investment-promo{background:#e9eef0;border-block:1px solid #bbcbd1;justify-content:space-between;align-items:center;gap:40px;padding:28px 34px;display:flex}.investment-promo h4{max-width:800px;margin:0 0 10px;font-size:23px;font-weight:500;line-height:1.35}.investment-promo p{margin:0}.investment-promo .text-link{font-size:13px}.investment-arrow{color:#678693;font-size:46px;line-height:1}.guide-section{border-top:1px solid #b7c6cb}.guide-chapter{border-bottom:1px solid var(--line);grid-template-columns:.85fr 1.55fr;gap:72px;padding:42px 0;display:grid}.chapter-heading{flex-direction:column;align-items:flex-start;gap:17px;display:flex}.chapter-number{color:#6c8690;letter-spacing:.09em;font-size:10px;line-height:1.6}.chapter-heading h2,.chapter-heading h3{text-wrap:balance;font-size:28px;font-weight:500;line-height:1.3}.chapter-heading h2{max-width:335px}.directory-top{justify-content:space-between;align-items:flex-end;gap:20px;margin-bottom:24px;display:flex}.directory-top>.eyebrow{padding-bottom:13px}.directory-search{align-items:center;gap:18px;display:flex}.directory-search label{color:var(--muted);font-size:12px}.directory-search input{color:var(--ink);background:#fff;border:1px solid #b9c8cd;border-radius:3px;width:240px;min-height:47px;padding:12px 15px;font-size:14px}.directory-grid{grid-template-columns:1fr 1fr;gap:28px;display:grid}.directory-card{border:1px solid var(--line);background:#fdfefd;border-radius:3px;padding:29px 32px 22px}.directory-card>h2{max-width:390px;margin:0 0 24px;font-size:26px;font-weight:500;line-height:1.3}.directory-group{border-top:1px solid var(--line);grid-template-columns:44px 1fr;align-items:start;gap:16px;padding:17px 0;display:grid}.directory-group>h4{letter-spacing:.025em;color:var(--muted);padding-top:13px;font-size:11px;font-weight:500}.directory-links{min-width:0}.city-link{color:#344d58;border-bottom:1px solid #edf0f0;justify-content:space-between;align-items:center;gap:20px;min-height:43px;padding:9px 0;font-size:13px;text-decoration:none;display:flex}.city-link:hover{color:var(--ink);text-decoration:underline}.city-link .link-arrow{color:#6d8994;font-size:16px}.city-link:last-child{border-bottom:0}.search-status{color:var(--muted);margin:16px 0 0;font-size:13px}.search-status:empty{display:none}.faq-section{border-top:1px solid #b7c6cb;grid-template-columns:.8fr 1.5fr;gap:70px;margin-bottom:0;padding-top:45px;display:grid}.faq-heading .eyebrow{margin-bottom:21px}.faq-heading h2{max-width:360px;font-size:31px;font-weight:500;line-height:1.3}.faq-item{border-bottom:1px solid #ccd5d7}.faq-item summary{cursor:pointer;align-items:center;gap:18px;min-height:79px;padding:18px 0;list-style:none;display:flex}.faq-item summary::-webkit-details-marker{display:none}.faq-number{color:#7b8c93;font-size:10px}.faq-item summary h4{letter-spacing:-.02em;flex:1;font-size:16px;font-weight:500;line-height:1.6}.faq-indicator{flex:0 0 24px;width:24px;height:24px;display:block;position:relative}.faq-indicator:before,.faq-indicator:after{content:"";background:var(--accent);width:12px;height:1px;position:absolute;top:11px;left:6px}.faq-indicator:after{transform:rotate(90deg)}.faq-item[open] .faq-indicator:after{display:none}.faq-answer{padding:0 35px 25px 31px;font-size:14px;line-height:1.9}.site-footer{color:#bacbd1;background:#172c35;padding:45px 0 22px}.share-status{color:#e0edef;margin:10px 0 0;font-size:11px}.share-status:empty{display:none}.article-hero{background:#e9eef0;border-bottom:1px solid #d5dfe2;padding:30px 0 48px}.breadcrumbs{color:#667b85;flex-wrap:wrap;align-items:center;gap:10px;margin:0 0 30px;font-size:11px;display:flex}.breadcrumbs a{color:#536e7a;text-decoration:none}.breadcrumbs a:hover{text-decoration:underline}.article-hero-grid{grid-template-columns:1.7fr .8fr;align-items:center;gap:65px;display:grid}.article-hero-grid .eyebrow{margin-bottom:18px}.article-title{letter-spacing:-.055em;margin-bottom:22px;font-size:clamp(36px,4.5vw,62px);font-weight:500;line-height:1.12}.article-lead{color:#4b636e;max-width:720px;margin-bottom:20px;font-size:17px;line-height:1.85}.article-photo{background:#c5d6dd;border-radius:3px 46px 3px 3px;align-self:stretch;min-height:220px;position:relative;overflow:hidden}.article-photo>img{object-fit:cover;object-position:36% center;width:100%;height:100%}.article-photo figcaption{color:#fff;letter-spacing:.12em;background:linear-gradient(#0000,#0a222bd9);padding:30px 18px 15px;font-size:9px;position:absolute;bottom:0;left:0;right:0}.article-layout{grid-template-columns:minmax(0,1fr) 278px;align-items:start;gap:72px;padding:55px 0 80px;display:grid}.article-section{border-bottom:1px solid #d3dddf;margin-bottom:36px;padding:0 0 34px}.article-section:last-child{margin-bottom:0}.article-section-title{align-items:flex-start;gap:20px;margin-bottom:23px;display:flex}.article-section-title>.chapter-number{min-width:19px;padding-top:7px}.article-section h2,.article-section h3{max-width:730px;font-size:27px;font-weight:500;line-height:1.35}.article-section .prose{font-size:15px;line-height:1.95}.article-sidebar{position:sticky;top:117px}.page-toc{border-top:2px solid #829ea9;padding:20px 0 0}.page-toc>p{margin:0 0 14px}.page-toc>a{border-bottom:1px solid var(--line);color:#5b727d;padding:10px 0;font-size:11px;line-height:1.65;text-decoration:none;display:block}.page-toc>a:hover{color:var(--ink);text-decoration:underline}.article-action{background:#e3ebee;border:1px solid #c5d5dc;border-radius:3px;margin-top:28px;padding:25px 23px}.article-action h4{letter-spacing:-.03em;margin:0 0 21px;font-size:21px;font-weight:500;line-height:1.4}.article-action .button{gap:10px;width:100%;padding:13px;font-size:12px}.article-action p{color:#566f7a;margin:18px 0 0;font-size:11px;line-height:1.8}.steps-list{margin:0;padding:0;list-style:none}.steps-list li{border-bottom:1px solid #dce4e6;grid-template-columns:42px 1fr;gap:20px;padding:19px 0;font-size:15px;line-height:1.85;display:grid}.steps-list li:last-child{border:0;padding-bottom:0}.steps-list strong{color:var(--ink);font-weight:550}.step-number{color:#476774;background:#e5ecef;justify-content:center;align-self:start;align-items:center;width:39px;min-height:39px;font-size:15px;font-weight:500;display:flex}.related-section>h3{margin-bottom:20px}.related-cities{grid-template-columns:1fr 1fr;gap:0 30px;display:grid}.legal-hero{background:#e9eef0;border-bottom:1px solid #d3dfe2;padding:30px 0 39px}.legal-hero .article-title{max-width:950px;font-size:50px}.legal-container{padding:48px 0 75px}.legal-prose{max-width:840px}.legal-prose h2{margin:40px 0 22px;font-size:28px;line-height:1.35}.legal-prose h3{margin:26px 0 16px;font-size:22px}.legal-prose h4,.legal-prose h5{color:var(--ink);margin:22px 0 12px;font-size:18px}.legal-prose>section>div>h2:first-child{margin-top:0}.legal-prose li{margin-bottom:14px}@media (width>=1600px){.hero-title{font-size:74px}}@media (width<=1199px){.container{width:calc(100% - 64px)}.site-navigation{gap:17px}.site-navigation>a{font-size:11px}.site-navigation>.header-action{gap:12px;padding:9px 12px}.hero-grid{gap:35px}.hero-title{font-size:5.1vw}.hero-lead{font-size:17px}.hero-detail{gap:12px}.hero-detail span+span{padding-left:12px}.hero-actions{gap:18px}.hero-actions .button{gap:17px;padding-inline:17px}.hero-actions .text-link{gap:8px;font-size:12px}.hero-media{min-height:385px}.spot-board{gap:25px;padding:29px}.spot-context{padding-left:25px}.metric-value{font-size:36px}.purity-layout{grid-template-columns:.72fr 1.5fr;gap:26px}.guide-chapter,.faq-section{gap:45px}.article-layout{grid-template-columns:minmax(0,1fr) 250px;gap:40px}.article-hero-grid{gap:35px}}@media (width<=1040px){:root{--header:77px}.site-navigation{border-bottom:1px solid var(--line);background:#fdfdfb;max-height:calc(100dvh - 77px);padding:10px 32px 24px;display:none;position:absolute;top:100%;left:0;right:0;overflow-y:auto;box-shadow:0 14px 18px #1a313811}.site-navigation.open{grid-template-columns:1fr 1fr;gap:0 30px;display:grid}.site-navigation>a{border-bottom:1px solid var(--line);padding:15px 0;font-size:14px;display:block}.site-navigation>.header-action{grid-column:1/-1;justify-self:start;min-height:44px;margin-top:12px;padding:10px 20px;font-size:13px;display:inline-flex}.menu-toggle{min-height:42px;color:var(--ink);background:0 0;border:1px solid #aabcc3;border-radius:3px;align-items:center;gap:16px;padding:10px 13px;font-size:12px;display:inline-flex}.menu-toggle>i{border-block:1px solid;width:19px;height:10px;display:block;position:relative}.menu-toggle[aria-expanded=true]>i{border-bottom:0;height:1px;transform:rotate(45deg)}.menu-toggle[aria-expanded=true]>i:before{content:"";background:currentColor;width:19px;height:1px;position:absolute;top:-1px;transform:rotate(90deg)}.hero-grid{grid-template-columns:1fr .85fr}.hero-media{min-height:350px}.hero-detail span+span{display:none}.home-hero{padding-block:43px}.spot-heading{flex-direction:column;align-items:flex-start;gap:14px}.source-notice{padding:0}.spot-board{grid-template-columns:1fr 1fr}.metric+.metric{padding-left:18px}.calculator-controls,.calculator-result{padding:29px}.purity-layout{grid-template-columns:1fr;gap:22px}.purity-image{height:245px;min-height:0}.purity-photo{object-position:center 40%}.investment-layout{gap:35px}.guide-chapter{grid-template-columns:.9fr 1.4fr;gap:35px}.directory-card{padding:27px 24px 20px}.directory-group{grid-template-columns:35px 1fr;gap:10px}.faq-section{grid-template-columns:.8fr 1.3fr;gap:35px}.article-layout{grid-template-columns:minmax(0,1fr) 225px;gap:30px}.article-sidebar{top:103px}.article-action{padding:20px}}@media (width<=800px){.hero-grid{grid-template-columns:1fr .8fr;gap:25px}.hero-title{font-size:5.45vw}.hero-lead{font-size:15px;line-height:1.8}.hero-copy>.eyebrow{margin-bottom:22px;font-size:9px}.hero-actions{gap:15px}.hero-actions .text-link{border-bottom:0}.hero-detail{margin-top:25px}.hero-media{border-top-right-radius:46px;min-height:365px}.media-note{padding:9px 12px;top:17px;left:17px}.hero-media>figcaption{bottom:19px;left:17px;right:17px}.hero-media>figcaption>span:first-child{max-width:80px;font-size:8px}.rail-inner>a{gap:9px;padding:18px 14px;font-size:11px}.calculator-card{grid-template-columns:1fr}.calculator-result{border-top:1px solid #c9d6d9;border-left:0}#result-value{padding-top:18px;font-size:52px}.result-formula{max-width:380px}.investment-layout{grid-template-columns:1fr}.investment-layout figure{max-width:560px;position:static}.guide-chapter{grid-template-columns:1fr;gap:22px}.chapter-heading{flex-direction:row;align-items:flex-start;gap:18px}.chapter-number{padding-top:5px}.chapter-heading h2{max-width:650px}.directory-card>h2{font-size:23px}.directory-group{grid-template-columns:1fr;gap:5px}.directory-group>h4{padding-top:0}.faq-section{grid-template-columns:1fr;gap:22px}.faq-heading h2{max-width:650px}.article-hero-grid{grid-template-columns:1fr}.article-photo{display:none}.article-layout{flex-direction:column-reverse;gap:35px;display:flex}.article-sidebar{grid-template-columns:1fr 1fr;align-items:start;gap:25px;width:100%;display:grid;position:static}.page-toc{max-height:240px;padding-right:12px;overflow-y:auto}.article-action{margin-top:0}.article-body{width:100%;min-width:0}}@media (width<=640px){:root{--header:72px}html{scroll-padding-top:92px}.container{width:calc(100% - 40px)}.header-inner{gap:18px}.brand-mark{width:35px;height:39px;font-size:23px}.brand-type{font-size:17px}.brand-type small{margin-top:3px;font-size:7px}.site-brand{gap:10px}.menu-toggle{gap:10px;padding-inline:10px}.menu-toggle>span{font-size:11px}.site-navigation{padding-inline:20px}.site-navigation.open{grid-template-columns:1fr}.home-hero{padding:32px 0 28px}.hero-grid{grid-template-columns:1fr;gap:28px}.hero-copy{padding:0}.hero-copy>.eyebrow{margin-bottom:23px}.hero-title{margin-bottom:21px;font-size:clamp(35px,9.55vw,57px)}.hero-lead{max-width:470px;margin-bottom:25px;font-size:16px;line-height:1.8}.hero-actions{gap:22px}.hero-actions .button{min-height:49px;padding:12px 19px;font-size:12px}.hero-actions .text-link{font-size:12px}.hero-detail{display:none}.hero-media{border-top-right-radius:46px;height:240px;min-height:0}.hero-media>img{object-position:center 45%}.hero-media>figcaption>span:first-child{max-width:none;font-size:8px}.rail-inner{grid-template-columns:1fr 1fr;width:100%}.rail-inner>a{border-bottom:1px solid var(--line);padding:15px 20px;font-size:12px}.rail-inner>a:first-child{border-left:0}.rail-inner>a:nth-child(2n){border-right:0}.rail-inner>a:nth-last-child(-n+2){border-bottom:0}.home-content{padding-top:39px;padding-bottom:48px}.section-space{margin-bottom:49px}.section-heading{margin-bottom:22px}.section-heading h2{font-size:27px;line-height:1.3}.section-heading>.eyebrow{margin-bottom:15px;font-size:9px}.spot-heading h2{font-size:27px}.source-notice{font-size:10px}.spot-board{grid-template-columns:1fr;gap:23px;padding:24px}.spot-context{border-top:1px solid #526872;border-left:0;padding:22px 0 0}.metric{padding-top:0}.metric+.metric{padding-left:24px}.metric-value{margin-bottom:9px;font-size:39px}.metric h4{margin-bottom:12px;font-size:11px}.metric small{font-size:10px}.spot-trade{font-size:11px}.section-description{font-size:15px}.chart-tabs{padding:0 10px}.chart-tab{min-height:54px;padding:16px 12px;font-size:12px}.chart-tab span{padding-left:5px;font-size:10px}.chart-source{display:none}.chart-panel{padding:18px 14px 13px}.chart-caption{margin-bottom:15px}.chart-caption h3{font-size:16px}.micro-label{display:none}.chart-host{height:350px}.chart-placeholder{padding:25px}.chart-message{font-size:12px}.chart-bottom{display:block}.chart-bottom>p{font-size:10px;line-height:1.7}.chart-bottom .text-link{padding:6px 0 0;font-size:10px}.calculator-controls,.calculator-result{padding:23px}.calculator-intro p{font-size:14px}.field-pair{gap:14px}.form-field>select,.input-wrap>input{height:52px;padding-left:13px;font-size:16px}.input-wrap>span{font-size:13px;top:13px;right:13px}.field-help{font-size:11px}.result-top .eyebrow{font-size:9px}#result-value{padding-top:15px;font-size:48px}.purity-image{height:205px}.purity-table{min-width:465px}.purity-table th{font-size:10px}.purity-table td{padding-block:16px}.purity-table td:first-child,.purity-table th:first-child{padding-left:10px}.selling-banner{text-align:left;padding:29px 22px;font-size:15px}.selling-title{font-size:25px;line-height:1.35}.selling-banner .text-link{font-size:14px}.selling-banner p{font-size:11px;line-height:1.8}.investment-layout{gap:25px}.prose{font-size:15px;line-height:1.9}.investment-promo{gap:15px;padding:25px}.investment-promo h4{font-size:22px;line-height:1.4}.investment-arrow{display:none}.guide-chapter{gap:20px;padding:30px 0}.chapter-heading h2,.chapter-heading h3{font-size:25px}.chapter-heading{gap:15px}.directory-top{display:block}.directory-top>.eyebrow{margin-bottom:14px;padding:0}.directory-search{display:block}.directory-search label{margin-bottom:8px;font-size:11px;display:block}.directory-search input{width:100%}.directory-grid{grid-template-columns:1fr;gap:22px}.directory-card{padding:25px 23px 17px}.directory-card>h2{font-size:25px}.directory-group{grid-template-columns:36px 1fr;gap:12px}.directory-group>h4{padding-top:13px;font-size:10px}.city-link{min-height:44px;font-size:12px}.faq-section{gap:20px;margin-bottom:0;padding-top:30px}.faq-heading h2{font-size:28px}.faq-heading .eyebrow{margin-bottom:17px;font-size:9px}.faq-item summary{gap:12px;min-height:76px;padding-block:19px}.faq-item summary h4{font-size:15px;line-height:1.6}.faq-answer{padding:0 0 23px 24px;font-size:14px}.site-footer{padding-top:32px}.article-hero{padding:23px 0 32px}.breadcrumbs{gap:8px;margin-bottom:25px;font-size:10px}.article-hero-grid>div>.eyebrow{font-size:9px}.article-title{margin-bottom:20px;font-size:40px;line-height:1.15}.article-lead{font-size:15px}.article-layout{gap:33px;padding:30px 0 50px}.article-sidebar{grid-template-columns:1fr;gap:20px}.page-toc{max-height:175px;padding-top:15px}.page-toc>p{margin-bottom:10px;font-size:9px}.page-toc>a{padding-block:9px;font-size:12px}.article-action{padding:23px}.article-action h4{font-size:23px}.article-action .button{width:auto;padding-inline:20px}.article-action p{font-size:11px}.article-section{margin-bottom:29px;padding-bottom:28px}.article-section h2,.article-section h3{font-size:25px}.article-section-title{gap:12px;margin-bottom:20px}.article-section-title>.chapter-number{min-width:15px;padding-top:7px}.article-section .prose{font-size:15px}.steps-list li{grid-template-columns:33px 1fr;gap:15px;font-size:14px}.step-number{width:33px;min-height:33px;font-size:13px}.related-cities{grid-template-columns:1fr}.legal-hero{padding:23px 0 32px}.legal-hero .article-title{font-size:36px;line-height:1.2}.legal-container{padding:30px 0 50px}.legal-prose h2{margin:29px 0 19px;font-size:25px}}@media (width<=359px){.container{width:calc(100% - 30px)}.brand-type{font-size:16px}.brand-mark{width:32px;height:35px;font-size:21px}.menu-toggle>span{display:none}.menu-toggle{justify-content:center;width:42px}.hero-title{font-size:34px}.hero-actions{gap:12px}.hero-actions .button{gap:12px;padding-inline:13px}.hero-actions .text-link{font-size:11px}.spot-board,.calculator-controls,.calculator-result{padding:20px}.metric-value{font-size:32px}.field-pair{grid-template-columns:1fr}.article-title{font-size:35px}.directory-card{padding-inline:20px}}@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,:before,:after{transition:none!important;animation:none!important}}@media print{.site-header,.site-footer,.section-rail,.hero-actions,.chart-card,.article-sidebar,.skip-link{display:none!important}body{color:#000;background:#fff}.container{width:100%}.home-hero,.article-hero,.legal-hero{background:#fff;padding-block:15px}.hero-grid,.article-layout,.investment-layout,.guide-chapter,.faq-section,.directory-grid{display:block}.hero-media,.article-photo{display:none}.section-space{margin-bottom:25px}h1,h2,h3{break-after:avoid}.prose,.faq-answer{font-size:11pt}.faq-item .faq-answer{display:block}}.site-brand:has(.brand-logo-horizontal),.site-brand:has(.brand-logo-vertical){gap:0}.brand-logo-horizontal{width:164px;max-width:100%;height:auto;display:block}.site-brand:has(.brand-logo-horizontal):focus-visible,.site-brand:has(.brand-logo-vertical):focus-visible{outline-offset:5px;outline:2px solid #55778b}@media (width<=1040px){.brand-logo-horizontal{width:150px}}@media (width<=640px){.brand-logo-horizontal{width:143px}}@media (width<=359px){.brand-logo-horizontal{width:124px}}.site-footer{padding-top:25px;padding-bottom:18px}.home-content{padding-bottom:38px}#result-value{min-height:1.2em}.calculator-result{justify-content:flex-start}.chart-host[data-state=loading] .chart-placeholder{background:#eef3f3}.chart-host[data-state=loaded] .chart-placeholder{display:none}@media (width<=640px){.site-footer{padding-top:22px;padding-bottom:16px}.home-content{padding-bottom:25px}}.site-footer{padding:36px 0 18px}.footer-main{grid-template-columns:1.35fr .8fr 1fr;align-items:start;gap:56px;padding-bottom:26px;display:grid}.footer-identity{min-width:0}.footer-logo-link{width:148px;margin:0 0 17px;display:inline-block}.footer-logo{width:100%;height:auto;display:block}.footer-intro{color:#e3ecee;letter-spacing:-.015em;max-width:340px;margin:0 0 12px;font-size:16px;line-height:1.65}.footer-source{color:#b4c7ce;max-width:370px;margin:0;font-size:11px;line-height:1.8}.footer-heading{color:#d4e1e5;letter-spacing:.12em;margin:7px 0 16px;font-size:10px;font-weight:500;line-height:1.5}.footer-links a{color:#c8d8dd;width:fit-content;padding:6px 0;font-size:13px;line-height:1.6;text-decoration:none;display:block}.footer-business>p:not(.footer-heading){color:#b9cdd5;margin:0 0 12px;font-size:12px;line-height:1.9}.footer-business strong{color:#e3ecee;font-weight:550}.footer-business .footer-about-link{color:#d7e5e9;border-bottom:1px solid #70858e;align-items:center;gap:12px;margin-bottom:15px;padding:0 0 5px;font-size:12px;text-decoration:none;display:inline-flex}.footer-business .footer-sister{margin:0;font-size:11px}.footer-sister a{color:#d3e3e7;display:block}.footer-disclaimer{border-top:1px solid #435a64;padding:18px 0}.footer-disclaimer p{color:#afc2cb;max-width:1100px;margin:0;font-size:11px;line-height:1.9}.footer-utility{color:#b4c9d1;border-top:1px solid #435a64;flex-wrap:wrap;align-items:center;gap:14px 24px;padding-top:15px;font-size:10px;line-height:1.7;display:flex}.footer-utility nav{flex-wrap:wrap;align-items:center;gap:12px 20px;margin-left:auto;display:flex}.footer-utility a{color:#c6d7df;text-decoration:none}.footer-utility button{color:#c6d7df;background:0 0;border:0;padding:5px 0;font-size:10px}.footer-utility .footer-return{align-items:center;gap:9px;display:inline-flex}.footer-utility button span{margin-left:7px}.site-footer a:hover,.footer-utility button:hover{color:#fff;text-decoration:underline}.calculator-intro{max-width:960px;margin:0 0 23px}.calculator-intro p{font-size:15px;line-height:1.85}.calculator-start{margin-bottom:23px}.calculator-start .eyebrow{margin:0 0 8px;font-size:9px}.calculator-prompt{color:var(--ink);letter-spacing:-.03em;margin:0 0 8px;font-size:24px;font-weight:550;line-height:1.3}.calculator-step{color:var(--muted);margin:0;font-size:13px;line-height:1.7}#silver-form .field-pair{margin-top:0}#weight{background:#fff;border-color:#76929e}#weight::placeholder{color:#627782}#weight,#silver-price-input,#hienous{scroll-margin-top:130px}.calculator-price-details{background:#f4f7f6;border:1px solid #d5dfe2;border-radius:3px;margin-top:22px}.calculator-price-details>summary{cursor:pointer;color:var(--ink);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:10px 16px;padding:15px 17px;font-size:12px;line-height:1.5;list-style:none;display:flex}.calculator-price-details>summary::-webkit-details-marker{display:none}.calculator-price-details>summary>span:first-child{font-weight:550}.calculator-price-details>summary small{color:var(--muted);padding-top:3px;font-size:10px;font-weight:400;display:block}#calculator-rate{font-variant-numeric:tabular-nums;align-items:center;gap:12px;font-size:14px;display:inline-flex}#calculator-rate:after{content:"+";color:var(--accent);font-size:19px;line-height:1}.calculator-price-details[open] #calculator-rate:after{content:"−"}.price-details-body{padding:0 17px 17px}.price-details-body .price-field{border-top:1px solid #d5dfe2;padding-top:16px}.rate-restore{background:0 0;border:0;border-bottom:1px solid #9eb1bb;margin-top:12px;padding:4px 0;font-size:12px}#calculator-price-status{margin-top:10px}.calculate-button{margin-top:21px}.calculator-result{padding:35px 36px}.result-top{margin-bottom:12px}.result-top .eyebrow{max-width:none}.result-help{color:#536e77;margin:0;font-size:12px;line-height:1.8}#result-value{min-height:1.2em;margin:30px 0 16px;padding:0}#silver-calculator-result{min-height:0;margin-bottom:27px}.result-formula{margin-top:auto}.metric-value.is-status{letter-spacing:-.01em;font-size:17px}.chart-placeholder .chart-loading-mark{border:2px solid #bdcdd3;border-top-color:#496a77;border-radius:50%;width:28px;height:28px;margin-bottom:20px;display:block}.chart-host[data-state=loading] .chart-loading-mark{animation:.9s linear infinite chart-loading}.chart-host[data-state=error] .chart-loading-mark,.chart-host[data-state=embedded] .chart-placeholder{display:none}@keyframes chart-loading{to{transform:rotate(360deg)}}@media (width<=1040px){.footer-main{grid-template-columns:1.2fr .8fr 1fr;gap:35px}.footer-utility{gap:12px 18px}}@media (width<=800px){.footer-main{grid-template-columns:1fr 1fr;gap:25px 40px}.footer-identity{grid-column:1/-1;grid-template-columns:145px 1fr;align-items:center;gap:0 28px;display:grid}.footer-logo-link{grid-row:1/3;width:135px;margin:0}.footer-intro{max-width:none;margin-bottom:7px}.footer-source{max-width:none}.footer-utility nav{margin-left:0}.footer-utility>span{flex-basis:100%}.calculator-result{padding:29px}#result-value{margin-top:23px}}@media (width<=640px){.site-footer{padding:28px 0 19px}.footer-main{grid-template-columns:.9fr 1.1fr;gap:26px 24px;padding-bottom:22px}.footer-identity{display:block}.footer-logo-link{width:130px;margin-bottom:15px}.footer-intro{max-width:340px;margin-bottom:10px;font-size:16px}.footer-source{max-width:390px;font-size:11px}.footer-heading{margin:0 0 13px;font-size:9px}.footer-links a{min-height:42px;padding-block:10px;font-size:12px}.footer-business>p:not(.footer-heading),.footer-business .footer-about-link{font-size:11px}.footer-disclaimer{padding-block:17px}.footer-disclaimer p{font-size:11px;line-height:1.85}.footer-utility{gap:8px 22px;font-size:11px}.footer-utility nav{flex-basis:100%;gap:4px 18px}.footer-utility nav a{padding-block:7px;font-size:10px}.footer-utility button,.footer-return{padding-block:8px}.calculator-intro p{font-size:14px}.calculator-start{margin-bottom:21px}.calculator-prompt{font-size:23px}.calculator-step{font-size:12px}.calculator-price-details>summary{padding:14px}.price-details-body{padding:0 14px 14px}.calculator-result{padding:25px 23px}#result-value{margin:24px 0 15px;font-size:48px}}@media (width<=359px){.footer-main{grid-template-columns:1fr;gap:24px}.footer-identity{grid-column:auto}.footer-links{grid-template-columns:1fr 1fr;column-gap:20px;display:grid}.footer-heading{grid-column:1/-1}.calculator-result{padding:23px 20px}.calculator-price-details>summary{gap:7px}}@media (width<=540px){#silver-form .field-pair{grid-template-columns:1fr;gap:18px}}.footer-trustpilot[data-astro-cid-jo6i4kqk]{width:fit-content;max-width:100%;margin:12px 0 17px;padding:0;display:block}.footer-trustpilot-link[data-astro-cid-jo6i4kqk]{color:#18262a;background:#fff;border:1px solid #d7e5e3;border-radius:6px;flex-wrap:wrap;justify-content:flex-start;align-items:center;gap:4px 6px;max-width:100%;min-height:39px;padding:8px 10px;font-size:12px;font-weight:450;line-height:1.35;text-decoration:none;display:inline-flex;box-shadow:0 1px #0000000f}.footer-trustpilot-link[data-astro-cid-jo6i4kqk]:hover,.footer-trustpilot-link[data-astro-cid-jo6i4kqk]:focus-visible{color:#18262a;background:#eaf6f1;border-color:#00b67a;text-decoration:none}.footer-trustpilot-brand[data-astro-cid-jo6i4kqk]{white-space:nowrap;align-items:center;gap:2px;font-weight:600;display:inline-flex}.footer-trustpilot-brand[data-astro-cid-jo6i4kqk] svg[data-astro-cid-jo6i4kqk]{flex-shrink:0;display:block}