:root{--bg:#f7f8f5;--surface:#ffffff;--surface-soft:#eef4f1;--ink:#172022;--muted:#657174;--line:#d9e2de;--accent:#0f766e;--accent-dark:#0b4f49;--blue:#2563eb;--warning:#b45309;--ok:#15803d}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:linear-gradient(135deg,#fbfcfa 0,var(--bg) 48%,#eef5f2 100%);font-family:ui-sans-serif,Avenir Next,Segoe UI,Arial,sans-serif;line-height:1.55}a{color:inherit;text-decoration:none}code{border:1px solid var(--line);border-radius:6px;background:#f8faf9;padding:2px 6px;font-size:.95em}pre{margin:0;overflow:auto;border:1px solid var(--line);border-radius:8px;background:#101819;color:#e8f4f0;padding:16px}.site-shell{min-height:100vh}.nav{position:-webkit-sticky;position:sticky;top:0;z-index:20;border-bottom:1px solid rgba(217,226,222,.8);background:rgba(255,255,255,.86);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px)}.nav-inner{max-width:1120px;margin:0 auto;padding:14px 20px;display:flex;justify-content:space-between;gap:18px}.brand,.nav-inner{align-items:center}.brand{display:inline-flex;gap:10px;font-weight:800}.brand-mark{width:32px;height:32px;border-radius:8px;display:grid;place-items:center;background:var(--accent);color:white;font-weight:900}.nav-links{display:flex;gap:16px;align-items:center;color:var(--muted);font-weight:700;font-size:14px}.nav-links a:hover{color:var(--ink)}.container{max-width:1120px;margin:0 auto;padding:0 20px}.hero{padding:72px 0 56px;display:grid;grid-template-columns:minmax(0,1.08fr) minmax(320px,.92fr);grid-gap:40px;gap:40px;align-items:center}.eyebrow{margin:0 0 12px;color:var(--accent-dark);font-weight:800;text-transform:uppercase;font-size:13px}.hero h1,.page-title{margin:0;font-size:56px;line-height:1.02;letter-spacing:0}.lead{margin:18px 0 0;color:var(--muted);font-size:20px;max-width:720px}.actions-row{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}.button{min-height:42px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;border:1px solid var(--line);padding:0 16px;font-weight:800;background:var(--surface)}.button.primary{border-color:var(--accent);background:var(--accent);color:#fff}.button:hover{transform:translateY(-1px)}.card,.hero-panel,.panel{border:1px solid var(--line);border-radius:8px;background:rgba(255,255,255,.86);box-shadow:0 16px 40px rgba(23,32,34,.07)}.hero-panel{padding:22px}.metric-grid{display:grid;grid-template-columns:1fr 1fr;grid-gap:12px;gap:12px}.metric{border:1px solid var(--line);border-radius:8px;padding:14px;background:#fbfcfa}.metric strong{display:block;font-size:24px}.metric span,.muted{color:var(--muted)}.section{padding:44px 0}.section h2{margin:0 0 12px;font-size:32px}.section-lead{color:var(--muted);max-width:760px}.converter-api-panel,.home-converter-band{display:flex;align-items:center;justify-content:space-between;gap:24px}.converter-api-panel h2,.home-converter-band h2{margin:0 0 8px}.home-converter-band .eyebrow{margin-bottom:6px}.extension-section{display:grid;grid-template-columns:minmax(0,1fr) auto;align-items:center;grid-gap:32px;gap:32px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.extension-section h2{margin-bottom:8px}.extension-section .section-lead{margin-bottom:0}.store-actions{display:flex;flex-wrap:wrap;justify-content:flex-end;gap:12px}.store-button{min-width:176px;gap:10px}.converter-page{padding-top:56px;padding-bottom:44px}.converter-header{max-width:760px;margin-bottom:28px}.converter{overflow:hidden;border:1px solid var(--line);border-radius:8px;background:var(--surface);box-shadow:0 24px 64px rgba(23,32,34,.1)}.converter-fields{display:grid;grid-template-columns:minmax(150px,.7fr) minmax(220px,1fr) 76px minmax(220px,1fr);grid-gap:14px;gap:14px;align-items:end;padding:22px;border-bottom:1px solid var(--line);background:#fbfcfa}.converter-fields label{display:grid;min-width:0;grid-gap:7px;gap:7px;color:var(--muted);font-size:13px;font-weight:800}.converter-fields input,.converter-fields select{width:100%;min-width:0;min-height:48px;border:1px solid var(--line);border-radius:8px;padding:0 12px;background:white;color:var(--ink);font:inherit}.converter-fields input:focus,.converter-fields select:focus{outline:3px solid rgba(15,118,110,.18);border-color:var(--accent)}.swap-button{min-height:48px;border:1px solid var(--accent);border-radius:8px;background:var(--surface);color:var(--accent-dark);font:inherit;font-weight:900;cursor:pointer}.swap-button:hover{background:var(--surface-soft)}.swap-button:disabled{cursor:not-allowed;opacity:.55}.converter-result{min-height:238px;display:flex;flex-direction:column;justify-content:center;padding:34px 28px;background:#0e2523;color:white}.converter-state,.result-context,.update-time{margin:0;color:#b9d1cd}.converter-result strong{display:block;margin:6px 0 14px;font-size:56px;line-height:1.05;overflow-wrap:anywhere}.converter-result strong span{color:#63d4c7;font-size:.42em}.rate-facts{display:flex;gap:10px 22px;flex-wrap:wrap;color:#dcebe8;font-weight:700}.update-time{margin-top:18px;font-size:13px}.converter-state.error{color:#fecaca}.converter-info{display:grid;grid-template-columns:1fr 1fr;grid-gap:42px;gap:42px}.converter-info h2{font-size:24px}.converter-info p{color:var(--muted)}.pair-list{display:flex;flex-wrap:wrap;gap:8px}.pair-list a{border:1px solid var(--line);border-radius:999px;padding:7px 11px;background:white;color:var(--accent-dark);font-weight:800;font-size:13px}.pair-list a:hover{border-color:var(--accent);background:var(--surface-soft)}.currency-directory{padding-top:8px}.actions-row.compact{margin-top:0;flex:none}.disclaimer{margin:0;color:var(--muted);font-size:13px}.seo-page{padding-top:36px;padding-bottom:56px}.breadcrumbs{display:flex;gap:8px;flex-wrap:wrap;color:var(--muted);font-size:13px;font-weight:700}.breadcrumbs a:hover{color:var(--accent)}.seo-header{max-width:820px;padding:40px 0 28px}.seo-header h1{margin:0;font-size:48px;line-height:1.08}.live-rate-band{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:18px;gap:18px;margin-bottom:18px;border:1px solid var(--line);border-radius:8px;padding:18px 20px;background:var(--surface-soft)}.live-rate-band div{min-width:0}.live-rate-band small,.live-rate-band span{display:block;color:var(--muted);font-size:13px;font-weight:800}.live-rate-band strong{display:block;margin-top:3px;font-size:20px;overflow-wrap:anywhere}.live-rate-band small{grid-column:1/-1}.seo-content-grid{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);grid-gap:48px;gap:48px;padding:48px 0 24px}.related-section h2,.seo-content-grid h2{margin:0 0 14px;font-size:26px}.seo-content-grid p{color:var(--muted)}.compact-table-wrap{overflow-x:auto;border-top:1px solid var(--line)}.compact-table{width:100%;border-collapse:collapse}.compact-table td,.compact-table th{border-bottom:1px solid var(--line);padding:11px 8px;text-align:left}.compact-table th{color:var(--muted);font-size:12px;text-transform:uppercase}.related-section{padding:28px 0 10px}.seo-link-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:10px;gap:10px}.seo-link-grid a{min-height:44px;display:flex;align-items:center;border-bottom:1px solid var(--line);color:var(--accent-dark);font-weight:800}.seo-link-grid a:hover{border-color:var(--accent);color:var(--accent)}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr));grid-gap:16px}.grid-2,.grid-3{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:16px}.card,.panel{padding:18px}.card h3,.panel h3{margin:0 0 8px}.card p,.panel p{margin:0;color:var(--muted)}.dashboard-grid{margin-top:28px;display:grid;grid-template-columns:minmax(280px,400px) minmax(0,1fr);grid-gap:16px;gap:16px;align-items:start}.account-panel,.auth-panel,.keys-panel,.quota-panel,.usage-panel{display:grid;grid-gap:18px;gap:18px}.keys-panel,.quota-panel,.usage-panel{grid-column:1/-1}.segmented{display:grid;grid-template-columns:1fr 1fr;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#f8faf9}.segmented button{min-height:42px;border:0;background:transparent;color:var(--muted);font:inherit;font-weight:800;cursor:pointer}.segmented button.active{background:var(--accent);color:white}.form-stack{display:grid;grid-gap:14px;gap:14px}.form-stack label{display:grid;grid-gap:6px;gap:6px;color:var(--muted);font-weight:800;font-size:14px}.form-stack input{width:100%;min-height:44px;border:1px solid var(--line);border-radius:8px;padding:0 12px;color:var(--ink);background:white;font:inherit}.inline-form{display:grid;grid-template-columns:minmax(220px,1fr) auto;grid-gap:12px;gap:12px;align-items:end}.inline-form label{display:grid;grid-gap:6px;gap:6px;color:var(--muted);font-weight:800;font-size:14px}.inline-form input{width:100%;min-height:44px;border:1px solid var(--line);border-radius:8px;padding:0 12px;color:var(--ink);background:white;font:inherit}.form-stack input:focus{outline:3px solid rgba(15,118,110,.18);border-color:var(--accent)}.button:disabled{cursor:not-allowed;opacity:.62;transform:none}.status-line{min-height:24px;font-weight:800}.panel-heading{display:flex;justify-content:space-between;gap:14px;align-items:flex-start}.panel-heading h2{margin:0;font-size:28px}.account-facts{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));grid-gap:12px;gap:12px}.account-facts div{min-width:0;border:1px solid var(--line);border-radius:8px;padding:14px;background:#fbfcfa}.account-facts span{display:block;color:var(--muted);font-size:13px;font-weight:800}.account-facts strong{display:block;margin-top:4px;overflow-wrap:anywhere}.quota-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:12px;gap:12px}.quota-grid div{min-width:0;border:1px solid var(--line);border-radius:8px;padding:14px;background:#fbfcfa}.quota-grid small,.quota-grid span{display:block;color:var(--muted);font-size:13px;font-weight:800}.quota-grid strong{display:block;margin:4px 0;font-size:22px;overflow-wrap:anywhere}.secret-box{display:grid;grid-gap:8px;gap:8px;border:1px solid rgba(180,83,9,.3);border-radius:8px;background:#fff7ed;padding:14px;color:var(--warning);font-weight:800}.secret-box code{display:block;overflow-x:auto;border-color:rgba(180,83,9,.25);background:#fff;color:var(--ink);white-space:nowrap}.table-wrap{overflow-x:auto}.data-table{width:100%;min-width:720px;border-collapse:collapse;font-size:14px}.data-table td,.data-table th{border-bottom:1px solid var(--line);padding:12px 10px;text-align:left;vertical-align:middle}.data-table th{color:var(--muted);font-size:12px;text-transform:uppercase}.data-table td{overflow-wrap:anywhere}.table-actions{display:flex;gap:8px;flex-wrap:wrap}.button.small{min-height:34px;padding:0 10px;font-size:13px}.pill{display:inline-flex;align-items:center;min-height:26px;border-radius:999px;padding:0 10px;background:#f1f5f9;color:var(--muted);font-weight:800}.pill.ok{background:#ecfdf5;color:var(--ok)}.pricing-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-gap:16px;gap:16px;margin-top:24px}.price{font-size:28px;font-weight:900;margin:10px 0}.list{margin:14px 0 0;padding-left:18px;color:var(--muted)}.doc-layout{display:grid;grid-template-columns:260px minmax(0,1fr);grid-gap:28px;gap:28px;padding:40px 0}.toc{align-self:start;position:-webkit-sticky;position:sticky;top:84px}.toc a{display:block;padding:8px 0;color:var(--muted);font-weight:700}.article{display:grid;grid-gap:20px;gap:20px}.article h1{margin:0;font-size:42px}.article h2{margin:18px 0 0}.footer{border-top:1px solid var(--line);padding:28px 0;color:var(--muted)}@media (max-width:920px){.dashboard-grid,.doc-layout,.grid-2,.grid-3,.hero,.pricing-grid{grid-template-columns:1fr}.converter-fields{grid-template-columns:1fr 1fr}.swap-button{grid-column:1/-1;grid-row:3}.converter-info{grid-template-columns:1fr;gap:12px}.seo-content-grid{grid-template-columns:1fr;gap:24px}.seo-link-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.converter-api-panel,.extension-section,.home-converter-band{align-items:flex-start;flex-direction:column}.extension-section{display:flex}.store-actions{justify-content:flex-start}.hero h1,.page-title{font-size:42px}.nav-inner{align-items:flex-start;flex-direction:column}.nav-links{flex-wrap:wrap}.toc{position:static}.account-facts,.inline-form,.quota-grid{grid-template-columns:1fr}}@media (max-width:560px){.converter-page{padding-top:38px}.converter-fields{grid-template-columns:1fr}.swap-button{grid-column:auto;grid-row:auto}.converter-result{min-height:220px;padding:28px 20px}.converter-result strong{font-size:38px}.seo-header{padding-top:30px}.seo-header h1{font-size:38px}.live-rate-band,.seo-link-grid{grid-template-columns:1fr}.store-actions,.store-button{width:100%}}