:root {
    /* ===== BACKGROUNDS ===== */
    --roi-calc-bg-main: #f3f6f8;
    --roi-calc-bg-secondary: #52606d;
    --roi-calc-bg-dark-primary: #12212f;
    --roi-calc-bg-dark-secondary: #102437;

    /* ===== TEXT ===== */
    --roi-calc-text-primary: #12212f;
    --roi-calc-text-inverse: #52606d;

    /* ===== ACCENTS ===== */
    --roi-calc-accent-gold: #148a83;
    --roi-calc-accent-gold-light: #0f6f69;

    --roi-calc-accent-teal: #1f5d63;
    --roi-calc-accent-teal-light: #2a7a83;

    /* ===== BORDERS ===== */
    --roi-calc-border-card: rgba(15, 32, 48, 0.12);

    /* ===== SHADOWS ===== */
    --roi-calc-shadow-card: 0 16px 38px rgba(9, 20, 33, 0.16);

    /* ===== RADIUS ===== */
    --roi-calc-radius-card: 18px;
    --roi-calc-radius-pill: 999px;
}

.roi-calc {
    padding-block: 6rem;
    background: linear-gradient(140deg, #f5f8ff 0%, #e7eeff 50%, #eef8ff 100%);
    position: relative;
    overflow: hidden;
}

.roi-calc::before {
    content: "";
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 1px 1px, rgba(90, 123, 255, 0.14) 1px, transparent 0);
    background-size: 18px 18px;
    pointer-events: none;
}

.roi-calc__container {
    width: min(1160px, 92vw);
    margin-inline: auto;
    padding-inline: 1.5rem;
    position: relative;
    z-index: 10;
}

.roi-calc__grid {
    display: grid;
    gap: 2rem;
    align-items: start;
    max-width: 64rem;
    margin-inline: auto;
}

@media (min-width: 1024px) {
    .roi-calc__grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.roi-calc__form {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(90, 123, 255, 0.28);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 18px 40px rgba(15, 28, 68, 0.16);
}

@media (min-width: 768px) {
    .roi-calc__form {
        padding: 2.4rem;
    }
}

.roi-calc__field {
    margin-bottom: 2rem;
}

.roi-calc__field:last-child {
    margin-bottom: 0;
}

.roi-calc__label {
    display: block;
    font-size: 0.875rem;
    font-weight: 600;
    color: #27407e;
    margin-bottom: 1rem;
}

.roi-calc__value {
    font-size: 1.875rem;
    font-weight: 800;
    color: #132042;
    margin-bottom: 1rem;
}

.roi-calc__input-group {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.roi-calc__slider {
    position: relative;
    height: 30px;
    display: flex;
    align-items: center;
}

.roi-calc__slider-bg {
    position: absolute;
    width: 100%;
    height: 8px;
    background: rgba(15, 32, 48, 0.1);
    border-radius: 10px;
    z-index: 1;
}

.roi-calc__slider-progress {
    position: absolute;
    height: 8px;
    background: linear-gradient(90deg, #5a7bff, #19d0ff);
    box-shadow: 0 0 16px rgba(25, 208, 255, 0.6);
    border-radius: 10px;
    z-index: 2;
}

.roi-calc__slider-input {
    position: absolute;
    width: 100%;
    height: 12px;
    -webkit-appearance: none;
    appearance: none;
    background: transparent;
    outline: none;
    z-index: 3;
    cursor: pointer;
}

.roi-calc__slider-input::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #ffffff;
    cursor: pointer;
    border: 2px solid #5a7bff;
    box-shadow: 0 0 10px rgba(25, 208, 255, 0.7);
}

.roi-calc__slider-input::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: #ffffff;
    cursor: pointer;
    border: 2px solid #5a7bff;
    box-shadow: 0 0 10px rgba(25, 208, 255, 0.7);
}

.roi-calc__slider-details {
    display: flex;
    justify-content: space-between;
    margin-top: 8px;
    font-size: 0.875rem;
    color: #7b90c4;
    font-weight: 600;
}

.roi-calc__results {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.roi-calc__final {
    background: linear-gradient(135deg, #10214b, #243d82);
    border-radius: 16px;
    padding: 1.5rem;
    color: #f5f8ff;
    box-shadow: 0 18px 40px rgba(15, 28, 68, 0.16);
}

@media (min-width: 768px) {
    .roi-calc__final {
        padding: 2rem;
    }
}

.roi-calc__final-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
}

.roi-calc__final-icon {
    width: 1.25rem;
    height: 1.25rem;
    flex-shrink: 0;
    color: #19d0ff;
}

.roi-calc__final-label {
    font-size: 0.875rem;
    font-weight: 600;
    opacity: 0.8;
}

.roi-calc__final-amount {
    font-size: 2.25rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
}

@media (min-width: 768px) {
    .roi-calc__final-amount {
        font-size: 3rem;
    }
}

.roi-calc__final-subtitle {
    font-size: 1rem;
    opacity: 0.75;
}

.roi-calc__profit {
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid rgba(90, 123, 255, 0.28);
    border-radius: 16px;
    padding: 1.5rem;
    position: relative;
    overflow: hidden;
    box-shadow: 0 18px 40px rgba(15, 28, 68, 0.16);
}

@media (min-width: 768px) {
    .roi-calc__profit {
        padding: 2rem;
    }
}

.roi-calc__profit-inner {
    position: relative;
    z-index: 10;
}

.roi-calc__profit-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.roi-calc__profit-icon-wrap {
    width: 3rem;
    height: 3rem;
    border-radius: 0.75rem;
    background: linear-gradient(130deg, rgba(90, 123, 255, 0.15), rgba(25, 208, 255, 0.15));
    border: 1px solid rgba(90, 123, 255, 0.2);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.roi-calc__profit-icon {
    width: 1.5rem;
    height: 1.5rem;
    color: #5a7bff;
}

.roi-calc__profit-meta {
    display: flex;
    flex-direction: column;
}

.roi-calc__profit-title {
    font-size: 0.875rem;
    color: #3c4f7f;
    font-weight: 600;
}

.roi-calc__profit-subtitle {
    font-size: 0.75rem;
    color: #7b90c4;
    font-weight: 700;
}

.roi-calc__profit-amount {
    font-size: 1.875rem;
    font-weight: 800;
    color: #132042;

}

@media (min-width: 768px) {
    .roi-calc__profit-amount {
        font-size: 2.25rem;
    }
}

.roi-calc__profit-bar {
    margin-top: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.roi-calc__profit-bar-track {
    height: 0.375rem;
    flex: 1;
    background: rgba(90, 123, 255, 0.17);
    border-radius: 9999px;
    overflow: hidden;
}

.roi-calc__profit-bar-fill {
    height: 100%;
    background: linear-gradient(90deg, #5a7bff, #19d0ff);
    box-shadow: 0 0 16px rgba(25, 208, 255, 0.6);
    border-radius: 9999px;
    width: 0;
}

.roi-calc__profit-percent {
    font-size: 0.875rem;
    color: #7b90c4;
    font-weight: 700;
}

.roi-calc__disclaimer {
    background: rgba(90, 123, 255, 0.06);
    border: 1px solid rgba(90, 123, 255, 0.22);
    border-radius: 12px;
    padding: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.roi-calc__disclaimer-icon {
    width: 1.25rem;
    height: 1.25rem;
    color: #5a7bff;
    flex-shrink: 0;
    margin-top: 0.125rem;
    opacity: 0.7;
}

.roi-calc__disclaimer-text {
    font-size: 0.75rem;
    color: #3c4f7f;
    line-height: 1.68;
}

@media screen and (max-width: 768px) {
    .roi-calc {
        padding-block: 2rem;
    }
}

@media (max-width: 360px) {
    .roi-calc__container {
        padding-inline: 0.5rem;
    }
}

@media (max-width: 320px) {
    .roi-calc__value,
    .roi-calc__profit-amount {
        font-size: 1.5rem;
    }
}