.gtc-calculator {
    --gtc-navy: #172554;
    --gtc-gold: #c49a3a;
    --gtc-ink: #172033;
    --gtc-muted: #667085;
    --gtc-border: #e4e7ec;
    max-width: 780px;
    margin: 24px auto;
    color: var(--gtc-ink);
    background: #fff;
    border: 1px solid var(--gtc-border);
    border-radius: 18px;
    overflow: hidden;
    box-shadow: 0 10px 32px rgba(16, 24, 40, .08);
    font-family: inherit;
}
.gtc-calculator * { box-sizing: border-box; }
.gtc-heading { padding: 30px 32px 24px; background: #f8f9fc; border-bottom: 1px solid var(--gtc-border); }
.gtc-eyebrow { display: inline-block; margin-bottom: 8px; color: #8b6a1d; font-size: 11px; font-weight: 800; letter-spacing: .16em; }
.gtc-heading h2 { margin: 0 0 8px; color: var(--gtc-navy); font-size: clamp(25px, 4vw, 34px); line-height: 1.2; }
.gtc-heading p, .gtc-results-title p { margin: 0; color: var(--gtc-muted); line-height: 1.5; }
.gtc-form { display: grid; gap: 22px; padding: 28px 32px 30px; }
.gtc-field label { display: block; margin-bottom: 9px; font-size: 14px; font-weight: 700; }
.gtc-money-input, .gtc-percent-input { display: flex; align-items: center; gap: 8px; border: 1px solid #cfd4dc; border-radius: 9px; background: #fff; }
.gtc-money-input { padding-left: 14px; }
.gtc-money-input > span { color: var(--gtc-muted); font-size: 17px; }
.gtc-money-input input, .gtc-percent-input input { width: 100%; min-width: 0; border: 0 !important; outline: none; box-shadow: none !important; background: transparent; padding: 13px 14px 13px 4px; font: inherit; font-size: 17px; color: var(--gtc-ink); }
.gtc-calculator select { display: block; width: 100%; min-height: 48px; border: 1px solid #cfd4dc; border-radius: 9px; padding: 10px 12px; background: #fff; color: var(--gtc-ink); font: inherit; }
.gtc-label-row { display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.gtc-label-row label { margin-bottom: 8px; }
.gtc-percent-display { margin-bottom: 8px; color: var(--gtc-navy); font-weight: 800; }
.gtc-percentage { display: block; width: 100%; accent-color: var(--gtc-gold); cursor: pointer; }
.gtc-range-labels { display: flex; justify-content: space-between; color: var(--gtc-muted); font-size: 12px; margin-top: 4px; }
.gtc-custom-percent { margin-top: 18px; }
.gtc-custom-percent > label { font-weight: 600; font-size: 13px; }
.gtc-percent-input { max-width: 180px; }
.gtc-percent-input input { padding-left: 12px; }
.gtc-percent-input span { padding-right: 13px; color: var(--gtc-muted); }
.gtc-error { display: none; margin: -8px 0 0; color: #b42318; font-size: 13px; }
.gtc-error.is-visible { display: block; }
.gtc-results { margin: 0 32px 32px; padding: 24px; border-radius: 14px; background: #f8f9fc; }
.gtc-results-title h3 { margin: 0 0 5px; color: var(--gtc-navy); font-size: 21px; }
.gtc-results-title p { font-size: 13px; }
.gtc-result-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 20px; }
.gtc-result-card { min-width: 0; padding: 16px 14px; background: #fff; border: 1px solid var(--gtc-border); border-radius: 10px; }
.gtc-result-label { display: block; margin-bottom: 9px; color: var(--gtc-muted); font-size: 13px; }
.gtc-result-card strong { display: block; overflow-wrap: anywhere; color: var(--gtc-navy); font-size: clamp(18px, 2.6vw, 25px); line-height: 1.25; }
.gtc-result-highlight { border-color: #ddc27c; background: #fffdf7; }
.gtc-result-highlight strong { color: #805d12; }
.gtc-note { margin: 18px 0 0; color: var(--gtc-muted); font-size: 12px; line-height: 1.6; }
@media (max-width: 600px) {
    .gtc-heading { padding: 24px 20px 20px; }
    .gtc-form { padding: 23px 20px; gap: 20px; }
    .gtc-results { margin: 0 20px 22px; padding: 18px; }
    .gtc-result-grid { grid-template-columns: 1fr; gap: 9px; margin-top: 16px; }
    .gtc-result-card { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 13px; }
    .gtc-result-label { margin: 0; }
    .gtc-result-card strong { font-size: 21px; text-align: right; }
}