*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{font-size:17px}
:root{--bg:#0f1117;--surface:#1a1d27;--surface2:#22263a;--border:#2e3349;--accent:#4f8ef7;--accent-glow:rgba(79,142,247,.15);--green:#22c55e;--green-dim:rgba(34,197,94,.12);--text:#e8eaf0;--text-muted:#9aa3bd;--text-dim:#68708e;--radius:12px;--radius-sm:8px}
[data-theme="light"]{--accent:#2563eb;--accent-dim:#1d4ed8;--green:#15803d;--red:#dc2626;--yellow:#b45309;--bg:#f0f2f8;--surface:#ffffff;--surface2:#f5f6fb;--surface3:#eaecf5;--border:#dde1f0;--border2:#c8cde0;--text:#1a1d2e;--text-muted:#5a6080;--text-dim:#7078a0;--accent-glow:rgba(79,142,247,.1);--green-dim:rgba(34,197,94,.1);--red-dim:rgba(248,113,113,.1)}
body{font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;background:var(--bg);color:var(--text);min-height:100vh;padding:20px 16px 60px;line-height:1.6}
a{color:var(--accent)}.site-header{display:flex;align-items:center;justify-content:space-between;max-width:900px;margin:0 auto 24px;padding-bottom:16px;border-bottom:1px solid var(--border);gap:12px}
.site-logo{font-size:1.2rem;font-weight:800;letter-spacing:-.03em;background:linear-gradient(135deg,var(--text) 0%,var(--accent) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;text-decoration:none}.header-actions{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.back-link{font-size:.82rem;color:var(--text-muted);text-decoration:none}.lang a{font-size:.72rem;text-decoration:none;color:var(--text-muted);border:1px solid var(--border);border-radius:7px;padding:4px 7px;margin-left:4px}.lang a.active{background:var(--accent);color:#fff;border-color:var(--accent)}
.container{max-width:900px;margin:0 auto}.hero h1{font-size:clamp(1.55rem,4vw,2.15rem);font-weight:800;letter-spacing:-.03em;margin-bottom:8px}.hero p{color:var(--text-muted);font-size:.96rem;margin-bottom:20px}
.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px;margin-bottom:14px}.card-title{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-bottom:14px}
.rate-pills{display:flex;flex-wrap:wrap;gap:7px;margin-bottom:16px}.rate-pill{padding:6px 13px;border-radius:20px;font-size:.82rem;font-weight:700;cursor:pointer;border:1.5px solid var(--border);background:var(--surface2);color:var(--text-muted)}.rate-pill.active,.rate-pill:hover{border-color:var(--accent);background:var(--accent-glow);color:var(--accent)}.rate-pill span{opacity:.7;font-weight:500}
.dir-toggle{display:flex;gap:8px;margin-bottom:16px}.dir-btn{flex:1;padding:9px;border-radius:var(--radius-sm);border:1.5px solid var(--border);background:var(--surface2);color:var(--text-muted);font-size:.84rem;font-weight:700;cursor:pointer}.dir-btn.active{border-color:var(--accent);background:var(--accent-glow);color:var(--accent)}
label{font-size:.72rem;font-weight:700;color:var(--text-muted);text-transform:uppercase;letter-spacing:.08em;margin-bottom:5px;display:block}.input-wrap{position:relative}.input-prefix{position:absolute;left:13px;top:50%;transform:translateY(-50%);color:var(--text-muted);font-weight:700}.main-input{width:100%;padding:13px 13px 13px 44px;background:var(--surface2);border:1.5px solid var(--border);border-radius:var(--radius-sm);color:var(--text);font-size:1.05rem;font-weight:700;outline:none}.main-input:focus{border-color:var(--accent)}
.result-row{display:flex;align-items:center;justify-content:space-between;padding:12px 15px;background:var(--surface2);border-radius:var(--radius-sm);border:1px solid var(--border);margin-bottom:8px}.result-row.highlight{border-color:var(--green);background:var(--green-dim)}.rlab{font-size:.83rem;color:var(--text-muted)}.rval{font-size:1.05rem;font-weight:800}.highlight .rval{color:var(--green)}
.formula{display:grid;gap:10px}.formula div{background:var(--surface2);border:1px solid var(--border);border-radius:var(--radius-sm);padding:13px}.facts-table{width:100%;border-collapse:collapse}.facts-table td{padding:9px 12px;border-bottom:1px solid var(--border);font-size:.9rem}.facts-table tr:last-child td{border-bottom:none}.fact-label{color:var(--text-muted);font-weight:700;white-space:nowrap;width:1%}.related-links,.country-links{display:flex;flex-wrap:wrap;gap:8px}.related-link,.country-links a{padding:7px 13px;background:var(--surface2);border:1px solid var(--border);border-radius:20px;color:var(--text-muted);text-decoration:none;font-size:.82rem;font-weight:700}.note{color:var(--text-muted);font-size:.88rem}
footer{text-align:center;margin-top:34px;color:var(--text-dim);font-size:.78rem}footer a{color:var(--text-muted);text-decoration:none}*:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:4px}@media(max-width:620px){.site-header{align-items:flex-start;flex-direction:column}.dir-toggle{flex-direction:column}}
img.emoji{height:1em;width:1em;margin:0 .05em;vertical-align:-.12em;display:inline-block}
.cc-grid{display:grid;gap:14px;grid-template-columns:1fr}
@media(min-width:880px){.cc-grid{grid-template-columns:1.05fr .95fr;align-items:start}}
.cc-left,.cc-right{display:flex;flex-direction:column;gap:14px;min-width:0}
.cc-full{margin-top:14px;display:flex;flex-direction:column;gap:14px}
.ad-slot{background:var(--surface2);border:1px dashed var(--border);border-radius:var(--radius-sm);text-align:center;display:none;flex-direction:column;align-items:center;justify-content:center;color:var(--text-dim)}
.ad-slot .ad-lbl{font-size:.6rem;text-transform:uppercase;letter-spacing:.12em;margin-bottom:5px}
.ad-rect{min-height:250px}.ad-horiz{min-height:90px}
  .breadcrumb{font-size:.78rem;color:var(--text-muted);margin-bottom:10px;display:flex;flex-wrap:wrap;gap:5px;align-items:center}.breadcrumb a{color:var(--text-muted);text-decoration:none}.breadcrumb a:hover{color:var(--accent)}.breadcrumb .sep{opacity:.5}.breadcrumb .cur{color:var(--text)}