:root{
  color-scheme:dark;
  --bg:#06101f;
  --panel:#0c1b2f;
  --panel-soft:#10243c;
  --text:#f7fbff;
  --muted:#98acc2;
  --line:rgba(255,255,255,.10);
  --shadow:0 18px 55px rgba(0,0,0,.28);
}

*{box-sizing:border-box}
html{min-height:100%;background:var(--bg)}
body{
  min-height:100%;
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at 10% 0%,rgba(31,123,255,.20),transparent 34%),
    radial-gradient(circle at 96% 12%,rgba(21,213,160,.13),transparent 30%),
    linear-gradient(180deg,#071426 0%,#06101f 55%,#050d18 100%);
}

button,input,select{font:inherit}
button{-webkit-tap-highlight-color:transparent}
input,select{min-width:0}

.app-shell{width:min(1180px,100%);margin:0 auto;padding:28px 18px 34px}
.hero{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:16px 4px 28px;
}
.eyebrow,.section-kicker{
  margin:0 0 7px;
  font-size:11px;
  font-weight:900;
  letter-spacing:.18em;
  color:#73b7ff;
}
h1{margin:0;font-size:clamp(30px,6vw,48px);letter-spacing:-.04em;line-height:1.03}
.subtitle{margin:9px 0 0;color:var(--muted);font-size:14px}
.install-btn{
  border:1px solid rgba(122,190,255,.35);
  color:#fff;
  background:linear-gradient(135deg,#1568ff,#4c8dff);
  border-radius:14px;
  padding:12px 16px;
  font-weight:800;
  box-shadow:0 10px 25px rgba(22,103,255,.22);
  cursor:pointer;
}

.section{
  margin-bottom:22px;
  padding:22px;
  border:1px solid var(--line);
  border-radius:26px;
  background:linear-gradient(180deg,rgba(13,29,50,.90),rgba(8,22,39,.94));
  box-shadow:var(--shadow);
  backdrop-filter:blur(16px);
}
.section-heading{
  display:flex;
  justify-content:space-between;
  gap:10px;
  align-items:center;
  margin-bottom:18px;
}
.section-heading h2{margin:0;font-size:25px;letter-spacing:-.03em}
.compact-heading{margin-bottom:14px}
.status-pill{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:9px 12px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.10);
  background:rgba(255,255,255,.04);
  color:#cfe5f7;
  font-size:12px;
  font-weight:700;
}
.status-dot{
  width:8px;
  height:8px;
  border-radius:50%;
  background:#3ee6a7;
  box-shadow:0 0 0 5px rgba(62,230,167,.14);
}

.rate-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px}
.rate-card{
  min-height:218px;
  padding:17px;
  border-radius:22px;
  color:#fff;
  border:1px solid rgba(255,255,255,.12);
  display:flex;
  flex-direction:column;
  justify-content:space-between;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05);
}
.rate-brasil{background:linear-gradient(160deg,rgba(34,131,66,.95),rgba(13,63,43,.96))}
.rate-venezuela{background:linear-gradient(160deg,rgba(204,162,34,.95),rgba(93,63,12,.96))}
.rate-bcv{background:linear-gradient(160deg,rgba(36,91,180,.94),rgba(9,39,95,.96))}
.rate-dollar{background:linear-gradient(160deg,rgba(84,50,160,.95),rgba(35,20,92,.96))}
.rate-top{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:12px}
.currency-code{
  font-size:10px;
  font-weight:900;
  letter-spacing:.12em;
  color:rgba(255,255,255,.72);
  text-transform:uppercase;
  padding:7px 10px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.05)
}
.flag-badge,.bcv-badge{
  width:50px;height:50px;border-radius:16px;display:grid;place-items:center;
  background:rgba(255,255,255,.15);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.15)
}
.flag-badge{font-size:30px}
.bcv-badge span{font-size:14px;font-weight:950;letter-spacing:.12em;color:#fff}
.bcv-badge{border-radius:13px;background:rgba(3,13,25,.16)}
.rate-card label,.rate-label{display:block;color:rgba(255,255,255,.78);font-size:13px;font-weight:800;margin-bottom:8px}
.rate-input-wrap,.computed-rate{
  display:flex;align-items:center;gap:9px;
  min-height:55px;padding:0 13px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(3,13,25,.29);
  border-radius:15px;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.05)
}
.input-prefix{font-size:13px;font-weight:900;color:rgba(255,255,255,.62);white-space:nowrap}
.rate-input-wrap input{
  width:100%;border:0;outline:0;background:transparent;color:#fff;font-size:24px;font-weight:900;padding:0
}
.computed-rate strong{font-size:25px;letter-spacing:-.02em}
.rate-card p{margin:10px 0 0;color:rgba(255,255,255,.55);font-size:11px;line-height:1.35}

.selector-card{
  margin-bottom:16px;
  padding:16px;
  border-radius:20px;
  border:1px solid rgba(255,255,255,.10);
  background:linear-gradient(180deg,rgba(12,28,47,.9),rgba(7,18,32,.95));
}
.selector-card label{display:block;margin-bottom:10px;font-size:13px;font-weight:850;color:#d1e4f6}
.selector-wrap{
  display:flex;align-items:center;min-height:58px;padding:0 14px;
  border-radius:16px;border:1px solid rgba(108,186,255,.22);
  background:#08182c;box-shadow:inset 0 1px 0 rgba(255,255,255,.04)
}
.selector-wrap select{
  width:100%;border:0;outline:0;background:transparent;color:#fff;
  font-size:18px;font-weight:800;padding:0;appearance:none;cursor:pointer
}

.calculator-panels{display:block}
.calculator-panel{
  position:relative;
  overflow:hidden;
  padding:22px;
  border:1px solid var(--line);
  border-radius:24px;
  background:linear-gradient(160deg,rgba(20,45,75,.92),rgba(9,25,44,.95));
}
.calculator-panel[hidden]{display:none}
.calculator-panel.visible{display:block}
.calc-one{box-shadow:inset 0 2px 0 rgba(36,166,255,.35)}
.calc-two{box-shadow:inset 0 2px 0 rgba(173,92,255,.35)}
.calc-three{box-shadow:inset 0 2px 0 rgba(44,211,170,.35)}
.calc-four{box-shadow:inset 0 2px 0 rgba(255,151,72,.35)}
.calc-profit{box-shadow:inset 0 2px 0 rgba(67,231,163,.35)}

.panel-head{display:flex;justify-content:space-between;gap:18px;align-items:flex-start;margin-bottom:16px}
.panel-head p{margin:4px 0 0;max-width:340px;color:var(--muted);font-size:13px;line-height:1.5}
.calculator-title{display:flex;align-items:center;gap:12px}
.calc-icon{
  flex:0 0 auto;width:48px;height:48px;display:grid;place-items:center;border-radius:14px;
  font-weight:950;font-size:19px;color:#071426;background:linear-gradient(135deg,#d4edff,#68b8ff)
}
.calc-two .calc-icon{background:linear-gradient(135deg,#eddcff,#ad78ff)}
.calc-three .calc-icon{background:linear-gradient(135deg,#d8fff4,#45d9b5)}
.calc-four .calc-icon{background:linear-gradient(135deg,#fff0da,#ffab62)}
.calc-profit .calc-icon{background:linear-gradient(135deg,#defee8,#66eeb7)}
.calculator-title span{font-size:11px;color:var(--muted);font-weight:800;text-transform:uppercase;letter-spacing:.08em}
.calculator-title h3{margin:2px 0 0;font-size:22px;letter-spacing:-.02em}
.panel-body{display:grid;grid-template-columns:minmax(260px,340px) minmax(0,1fr);gap:16px;align-items:stretch}
.panel-body-profit{grid-template-columns:minmax(260px,340px) minmax(0,1fr)}
.field-box{
  padding:16px;
  border:1px solid rgba(255,255,255,.12);
  border-radius:18px;
  background:rgba(2,13,27,.27)
}
.field-box label{display:block;margin-bottom:9px;font-size:12px;font-weight:800;color:#b6c9db}
.money-field{
  display:grid;grid-template-columns:auto 1fr;align-items:center;gap:10px;
  min-height:66px;padding:0 15px;
  border-radius:15px;border:1px solid rgba(116,187,255,.28);
  background:#07172a;
  box-shadow:inset 0 1px 0 rgba(255,255,255,.04),0 9px 28px rgba(0,0,0,.12)
}
.money-field>span{font-weight:900;color:#70baff;font-size:14px}
.money-field input{
  width:100%;border:0;outline:0;background:transparent;color:#fff;font-size:28px;font-weight:900;text-align:right;padding:0
}
.money-field input::placeholder{color:#526880}
.result-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.large-results{height:100%}
.result-box{
  position:relative;
  min-height:162px;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:16px;
  border-radius:19px;
  border:1px solid rgba(255,255,255,.11);
  background:linear-gradient(180deg,rgba(255,255,255,.055),rgba(255,255,255,.025))
}
.result-flag{position:absolute;right:14px;top:12px;font-size:24px}
.result-box small{color:#8fa7be;font-size:11px;font-weight:800;text-transform:uppercase;letter-spacing:.05em;margin-bottom:6px;padding-right:28px}
.result-box strong{font-size:34px;line-height:1.03;letter-spacing:-.03em;overflow-wrap:anywhere}
.result-box>span:last-child{margin-top:4px;color:#78bfff;font-size:12px;font-weight:850}
.calc-two .result-box>span:last-child{color:#c49bff}
.calc-three .result-box>span:last-child{color:#69e9c3}
.calc-four .result-box>span:last-child{color:#ffbb82}

.large-money-field{min-height:72px;border-color:rgba(59,224,176,.34)}
.large-money-field>span{color:#49dfb3}
.deduction-note{margin-top:11px;color:#8fa9b8;font-size:11px}.deduction-note strong{color:#63ebc0}
.profit-results{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:10px}
.profit-box{
  min-width:0;padding:15px 12px;border:1px solid rgba(255,255,255,.10);border-radius:17px;
  background:rgba(255,255,255,.04);display:flex;flex-direction:column;justify-content:center
}
.profit-box small{color:#8fa7be;font-size:10px;font-weight:850;text-transform:uppercase;letter-spacing:.05em;margin-bottom:7px}
.profit-box strong{font-size:24px;line-height:1.08;overflow-wrap:anywhere}
.profit-box span{margin-top:4px;color:#7dbbd1;font-size:11px;font-weight:850}
.profit-highlight{border-color:rgba(55,221,165,.24);background:linear-gradient(180deg,rgba(32,183,134,.13),rgba(32,183,134,.05))}
.profit-highlight strong{color:#61eab9}
.profit-highlight span{color:#61eab9}

footer{text-align:center;color:#5f758c;font-size:10px;padding:8px 10px 0}

input[type=number]::-webkit-inner-spin-button,input[type=number]::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}
input[type=number]{-moz-appearance:textfield}
input:focus{caret-color:#79c0ff}
.rate-input-wrap:focus-within,.money-field:focus-within,.selector-wrap:focus-within{border-color:rgba(107,190,255,.70);box-shadow:0 0 0 3px rgba(74,164,255,.10),inset 0 1px 0 rgba(255,255,255,.05)}

@media (max-width:900px){
  .rate-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .panel-head,.panel-body,.panel-body-profit{grid-template-columns:1fr;display:grid}
  .panel-head p{max-width:none}
  .profit-results{grid-template-columns:repeat(5,minmax(130px,1fr));overflow-x:auto;padding-bottom:2px}
}

@media (max-width:620px){
  .app-shell{padding:18px 12px 28px}
  .hero{padding:11px 3px 21px;align-items:flex-start}
  .subtitle{max-width:270px}
  .install-btn{padding:10px 12px;font-size:12px}
  .section{padding:15px;border-radius:22px;margin-bottom:14px}
  .section-heading{align-items:flex-start}
  .status-pill{display:none}
  .rate-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:9px}
  .rate-card{min-height:190px;padding:13px;border-radius:18px}
  .flag-badge,.bcv-badge{width:42px;height:42px;border-radius:13px}
  .flag-badge{font-size:25px}
  .currency-code{font-size:8px;padding:6px}
  .rate-input-wrap,.computed-rate{min-height:49px;padding:0 10px;border-radius:13px}
  .rate-input-wrap input,.computed-rate strong{font-size:21px}
  .selector-wrap select{font-size:16px}
  .calculator-panel{padding:15px;border-radius:19px}
  .calculator-title h3{font-size:19px}
  .money-field input{font-size:24px}
  .result-row{grid-template-columns:1fr}
  .result-box{min-height:128px}
  .result-box strong{font-size:28px}
  .profit-results{grid-template-columns:repeat(2,minmax(0,1fr));overflow:visible}
  .profit-box strong{font-size:21px}
  .profit-box:last-child{grid-column:span 2}
}

@media (max-width:390px){
  h1{font-size:28px}
  .hero{gap:10px}
  .install-btn{padding:9px 10px}
}