.navas-calculator {
    --navas-pink: #f21d8f;
    --navas-blue: #182e8a;
    --navas-purple: #5a1fa8;
    --navas-gold: #ffc400;
    --navas-bg: #101820;
    --navas-card: #1b2430;
    --navas-text: #ffffff;
    --navas-muted: #d9d9d9;
    max-width: 820px;
    margin: 32px auto;
    padding: 28px;
    border-radius: 18px;
    background: var(--navas-bg);
    color: var(--navas-text);
    box-shadow: 0 18px 45px rgba(0,0,0,.22);
    font-family: Poppins, Arial, sans-serif;
}

.navas-calculator * { box-sizing: border-box; }
.navas-calculator h2,
.navas-calculator h3 { margin-top: 0; color: var(--navas-text); }
.navas-calculator__header p,
.navas-calculator__disclaimer,
.navas-field small { color: var(--navas-muted); }

.navas-calculator__form,
.navas-calculator__result {
    margin-top: 22px;
    padding: 22px;
    border-radius: 14px;
    background: var(--navas-card);
}

.navas-field { margin-bottom: 18px; }
.navas-field label { display: block; margin-bottom: 7px; font-weight: 600; }
.navas-field input,
.navas-field select {
    width: 100%;
    min-height: 48px;
    padding: 10px 12px;
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 10px;
    background: #fff;
    color: #111827;
    font-size: 16px;
}

.navas-field small { display: block; margin-top: 6px; font-size: 13px; }
.navas-calculator__error {
    margin-bottom: 16px;
    padding: 12px;
    border-radius: 10px;
    background: rgba(242,29,143,.16);
    border: 1px solid var(--navas-pink);
}

.navas-button {
    display: inline-flex;
    justify-content: center;
    align-items: center;
    min-height: 46px;
    padding: 11px 20px;
    border: 0;
    border-radius: 999px;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}
.navas-button--primary { width: 100%; background: var(--navas-pink); color: #fff; }
.navas-button--secondary { margin-top: 15px; background: var(--navas-gold); color: #111827; }
.navas-button:hover { opacity: .92; }

.navas-calculator__result dl { margin: 0; }
.navas-calculator__result dl > div {
    display: flex;
    justify-content: space-between;
    gap: 18px;
    padding: 11px 0;
    border-bottom: 1px solid rgba(255,255,255,.12);
}
.navas-calculator__result dt { color: var(--navas-muted); }
.navas-calculator__result dd { margin: 0; text-align: right; font-weight: 600; }
.navas-calculator__result .navas-calculator__total {
    margin-top: 8px;
    border-bottom: 0;
    font-size: 1.15rem;
}
.navas-calculator__total dd { color: var(--navas-gold); }
.navas-calculator__disclaimer { margin: 18px 4px 0; font-size: 13px; line-height: 1.6; }

@media (max-width: 640px) {
    .navas-calculator { margin: 18px 0; padding: 18px; border-radius: 12px; }
    .navas-calculator__form,
    .navas-calculator__result { padding: 17px; }
    .navas-calculator__result dl > div { display: block; }
    .navas-calculator__result dd { margin-top: 4px; text-align: left; }
}