/* SimpliTrain Flat-Rate ROI Calculator — luxury light theme (homepage-aligned) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

.stfrc-calculator {
    --stfrc-primary: #007bff;
    --stfrc-primary-dark: #0066dd;
    --stfrc-accent: #007bff;
    --stfrc-competitor: #c94a4a;
    --stfrc-bg: #f8f9ff;
    --stfrc-surface: #ffffff;
    --stfrc-lavender: #f0f2ff;
    --stfrc-lavender-deep: #e8eaf6;
    --stfrc-text: #0a0e27;
    --stfrc-muted: #5c6b8a;
    --stfrc-simplitrain-bg: linear-gradient(220deg, #e4f1ff 0%, #ffffff 100%);
    --stfrc-savings-bg: linear-gradient(135deg, #f6f9e4 0%, #d5fff3 100%);
    --stfrc-competitor-bg: linear-gradient(150deg, #ffe4ec 0%, #ffffff 100%);
    --stfrc-shadow: 0 8px 32px rgba(10, 14, 39, 0.06);
    --stfrc-shadow: 0 8px 32px rgba(10, 14, 39, 0.06);
    --stfrc-shadow-lg: 0 20px 48px rgba(10, 14, 39, 0.1);
    --stfrc-glow: rgba(0, 123, 255, 0.25);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--stfrc-bg);
    border-radius: 24px;
    padding: 32px 28px 36px;
    max-width: 1100px;
    margin: 0 auto;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

.stfrc-calculator *,
.stfrc-calculator *::before,
.stfrc-calculator *::after {
    box-sizing: border-box;
}

.stfrc-inner {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

/* Slider card */
.stfrc-slider-card {
    background: #ffffff;
    border-radius: 20px;
    padding: 28px 32px 24px;
    box-shadow: var(--stfrc-shadow);
    border: 1px solid (var(--stfrc-muted));
    position: relative;
    overflow: hidden;
}


.stfrc-slider-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    margin-bottom: 20px;
}

.stfrc-slider-label {
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--stfrc-text);
    text-transform: uppercase;
    line-height: 1.35;
    max-width: 58%;
    opacity: 0.85;
}

.stfrc-slider-value {
    font-size: clamp(32px, 5vw, 44px);
    font-weight: 800;
    color: var(--stfrc-primary);
    line-height: 1;
    white-space: nowrap;
    letter-spacing: -0.04em;
}

/* Align thumb center with proportional tick marks */
.stfrc-slider-rail {
    --stfrc-thumb-half: 16px;
}

.stfrc-slider-wrap {
    padding: 8px 2px;
}

.stfrc-slider-ticks {
    position: relative;
    height: 28px;
    margin-top: 25px;
    padding: 0 var(--stfrc-thumb-half);
}

.stfrc-slider {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 10px;
    border-radius: 999px;
    background: linear-gradient(90deg, #8ca8a880, #167de47d);
    outline: none;
    cursor: pointer;
    margin: 0;
}

.stfrc-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background: linear-gradient(145deg, #fff 0%, var(--stfrc-primary) 100%);
    border: 4px solid #fff;
    box-shadow:
        0 0 0 2px var(--stfrc-primary),
        0 8px 24px var(--stfrc-glow);
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.stfrc-slider::-webkit-slider-thumb:hover {
    transform: scale(1.1);
    box-shadow:
        0 0 0 3px var(--stfrc-primary),
        0 12px 32px var(--stfrc-glow);
}

.stfrc-slider::-moz-range-thumb {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--stfrc-primary);
    border: 4px solid #fff;
    box-shadow: 0 8px 24px var(--stfrc-glow);
    cursor: pointer;
}

.stfrc-slider-tick-label {
    position: absolute;
    top: 0;
    font-size: 12px;
    font-weight: 700;
    color: var(--stfrc-muted);
    letter-spacing: 0.02em;
    white-space: nowrap;
    transform: translateX(-50%);
    transition: color 0.2s ease, font-weight 0.2s ease;
}

.stfrc-slider-tick-label.stfrc-tick-start {
    transform: translateX(0);
}

.stfrc-slider-tick-label.stfrc-tick-end {
    transform: translateX(-100%);
}

.stfrc-slider-tick-label.stfrc-tick-active {
    color: var(--stfrc-primary);
    font-weight: 800;
}

/* Comparison columns */
.stfrc-comparison {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    margin-top: 4px;
}

.stfrc-col {
    border-radius: 20px;
    padding: 28px 26px 24px;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--stfrc-shadow);
    border: 1px solid #c52041;
    border-top: 6px solid #c52041;
    box-shadow: var(--stfrc-shadow);
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.stfrc-col:hover {
    transform: translateY(-2px);
    box-shadow: var(--stfrc-shadow-lg);
}

.stfrc-col-competitor {
    background: var(--stfrc-competitor-bg);
    border-color: #c52041;
}

.stfrc-col-simplitrain {
    background: var(--stfrc-simplitrain-bg);
    border: 1px solid var(--stfrc-primary) !important;
    border-top: 6px solid var(--stfrc-primary) !important;
    box-shadow:
        var(--stfrc-shadow),
        0 0 0 1px rgba(0, 123, 255, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.8);
    position: relative;
}

.stfrc-badge {
    display: inline-block;
    font-size: 10px;
    font-weight: 800;
    letter-spacing: 0.06em;
    padding: 7px 14px;
    border-radius: 6px;
    margin-bottom: 14px;
    width: fit-content;
    text-transform: uppercase;
}

.stfrc-badge-competitor {
    background: var(--stfrc-competitor);
    color: #fff;
    box-shadow: 0 4px 12px rgba(201, 74, 74, 0.25);
}

.stfrc-brand-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #fff;
    border-radius: 12px;
    padding: 6px 10px;
    margin-bottom: 14px;
    box-shadow: 0 4px 16px rgba(10, 14, 39, 0.06);
    width: fit-content;
    border: 1px solid rgba(0, 123, 255, 0.1);
    
}

.stfrc-brand-name {
    font-size: 12px;
    font-weight: 800;
    color: var(--stfrc-text);
    letter-spacing: -0.02em;
}

.stfrc-brand-train {
    color: var(--stfrc-primary);
}

.stfrc-brand-flat {
    font-size: 10px;
    font-weight: 800;
    color: var(--stfrc-muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.stfrc-model {
    font-size: 14px;
    font-weight: 500;
    color: var(--stfrc-text);
    margin: 0 0 0px !important;
    line-height: 1.5;
    opacity: 0.9;
}

.stfrc-price {
    font-size: clamp(30px, 4.5vw, 40px);
    font-weight: 800;
    margin: 10px 0 10px 0px !important;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

.stfrc-price-competitor {
    color: var(--stfrc-competitor);
}

.stfrc-price-simplitrain {
    color: var(--stfrc-primary);
}

.stfrc-flat-label {
    font-size: 0.5em;
    font-weight: 800;
    vertical-align: middle;
    letter-spacing: 0.02em;
    opacity: 0.85;
}

.stfrc-rate {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: #333f48;
    background: #e5e5e5;
    padding: 2px 10px;
    border-radius: 999px;
    margin: 0 0 10px !important;
    border: 1px solid #cccccc;
}

.stfrc-body {
    font-size: 13px;
    font-weight: 500;
    color: var(--stfrc-text);
    line-height: 1.65;
    margin: auto 0 0;
    opacity: 0.88;
}

/* Savings row — hero emphasis */
.stfrc-savings {
    display: grid;
    grid-template-columns: 1fr 1.25fr;
    gap: 32px;
    margin-top: 4px;
    align-items: center;
    background: var(--stfrc-savings-bg);
    border: 1px solid #36b0b0;
    border-top: 6px solid #36b0b0;
    border-radius: 20px;
    padding: 28px 32px;
}

.stfrc-savings-title {
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.08em;
    color: var(--stfrc-text);
    text-transform: uppercase;
    margin: 0 0 15px !important;
    opacity: 0.8;
}

.stfrc-savings-amount {
    font-size: clamp(34px, 5vw, 48px);
    font-weight: 800;
    color: var(--stfrc-primary);
    margin: 0;
    line-height: 1;
    letter-spacing: -0.04em;
}

.stfrc-savings-summary {
    font-size: 15px;
    font-weight: 500;
    color: var(--stfrc-text);
    line-height: 1.65;
    margin: 0;
    opacity: 0.9;
}

/* Feature pills */
.stfrc-pills {
    list-style: none;
    margin: 8px 0 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    justify-content: center;
}

.stfrc-pills li {
    font-size: 12px;
    font-weight: 600;
    color: var(--stfrc-text);
    background: #ffffff;
    border-radius: 999px;
    padding: 10px 18px 10px 28px;
    position: relative;
    box-shadow: 0 2px 12px rgba(10, 14, 39, 0.05);
    border: 1px solid rgba(10, 14, 39, 0.05);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.stfrc-pills li:hover {
    border-color: rgba(0, 123, 255, 0.2);
    box-shadow: 0 4px 16px rgba(0, 123, 255, 0.08);
}

.stfrc-pills li::before {
    content: '';
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--stfrc-primary);
    box-shadow: 0 0 8px var(--stfrc-glow);
}

/* Max learners message (slider at max) */
.stfrc-max-learners-message {
    text-align: center;
    padding: 20px 24px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: var(--stfrc-shadow);
    border: 1px solid rgba(0, 123, 255, 0.12);
}

.stfrc-max-learners-message p {
    margin: 0;
    color: var(--stfrc-text);
    font-size: 16px;
    font-weight: 600;
    line-height: 1.5;
}

/* CTA */
.stfrc-cta-wrap {
    text-align: center;
    margin-top: 8px;
}

.stfrc-cta-btn {
    display: inline-block;
    padding: 18px 40px;
    font-size: 14px;
    font-weight: 600;
    color: #fff !important;
    background: linear-gradient(135deg, var(--stfrc-primary) 0%, var(--stfrc-primary-dark) 100%);
    border-radius: 999px;
    text-decoration: none !important;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    box-shadow: 0 12px 32px var(--stfrc-glow);
    letter-spacing: 0.02em;
    border: none;
}

.stfrc-cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 40px rgba(0, 123, 255, 0.4);
    color: #fff !important;
}

.stfrc-outside {
    text-align: center;
    padding: 36px 28px;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: var(--stfrc-shadow);
    border: 1px dashed rgba(0, 123, 255, 0.25);
}

.stfrc-outside p {
    margin: 0 0 20px;
    color: var(--stfrc-text);
    font-size: 15px;
    line-height: 1.55;
}

/* Responsive */
@media (max-width: 720px) {
    .stfrc-calculator {
        padding: 20px 16px 28px;
        border-radius: 20px;
    }

    .stfrc-slider-card {
        padding: 22px 20px 20px;
    }

    .stfrc-comparison {
        grid-template-columns: 1fr;
        gap: 24px;
    }

    .stfrc-col {
        min-height: auto;
    }

    .stfrc-savings {
        grid-template-columns: 1fr;
        text-align: center;
        padding: 24px 20px;
    }

    .stfrc-savings::before {
        width: 100%;
        height: 4px;
        top: 0;
        left: 0;
        right: 0;
        bottom: auto;
        border-radius: 20px 20px 0 0;
    }

    .stfrc-slider-label {
        max-width: 52%;
        font-size: 11px;
    }

    .stfrc-pills {
        flex-direction: column;
        align-items: stretch;
    }
}