.pcalc-widget,
.pcalc-widget * {
    box-sizing: border-box;
}

.pcalc-widget {
    --pcalc-primary: #b85ca9;
    --pcalc-text: #222222;
    --pcalc-muted: #666666;
    --pcalc-border: #d8d8d8;
    --pcalc-card: #ffffff;
    --pcalc-soft: #f0f0f0;
    --pcalc-shadow: 0 10px 30px rgba(0, 0, 0, 0.06);
    --pcalc-radius: 20px;
    --pcalc-grid-gap: 28px;
    --pcalc-button-gap: 10px;
    --pcalc-fill-color: #b85ca9;
    --pcalc-tick-color: #2f356f;
    --pcalc-body-color: #000000;
    width: 100%;
}

.pcalc-card {
    background: var(--pcalc-card);
    border-radius: var(--pcalc-radius);
    box-shadow: var(--pcalc-shadow);
}

.pcalc-input-card {
    padding: 30px 24px;
    margin-bottom: 26px;
}

.pcalc-input-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: var(--pcalc-grid-gap);
    align-items: start;
}

.pcalc-group-title {
    color: var(--pcalc-primary);
    font-size: clamp(22px, 3vw, 32px);
    font-weight: 800;
    line-height: 1.15;
    text-align: center;
    margin: 0 0 16px;
}

.pcalc-button-wrap {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: var(--pcalc-button-gap);
    margin-bottom: 14px;
}

.pcalc-btn {
    min-width: 62px;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid #cfcfcf;
    background: var(--pcalc-soft);
    color: #333333;
    font-family: inherit;
    font-size: 14px;
    line-height: 1.2;
    cursor: pointer;
    transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

.pcalc-btn:hover,
.pcalc-btn:focus-visible {
    border-color: var(--pcalc-primary);
    color: var(--pcalc-primary);
    transform: translateY(-1px);
}

.pcalc-btn.active {
    background: var(--pcalc-primary);
    color: #ffffff;
    border-color: var(--pcalc-primary);
    box-shadow: 0 6px 14px rgba(184, 92, 169, 0.2);
}

.pcalc-custom-input {
    display: block;
    width: min(280px, 100%);
    height: 48px;
    margin: 0 auto;
    border: 1px solid #cfcfcf;
    border-radius: 4px;
    padding: 0 14px;
    background: #ffffff;
    color: #333333;
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.pcalc-custom-input::placeholder {
    color: #d2a2ca;
}

.pcalc-custom-input:focus {
    border-color: var(--pcalc-primary);
    box-shadow: 0 0 0 3px rgba(184, 92, 169, 0.1);
}

.pcalc-results-card {
    text-align: center;
    padding: 36px 20px 40px;
}

.pcalc-results-title {
    color: var(--pcalc-text);
    font-size: 24px;
    line-height: 1.2;
    font-weight: 700;
    margin: 0 0 16px;
}

.pcalc-result-line {
    color: var(--pcalc-primary);
    font-size: 15px;
    line-height: 1.35;
    margin: 16px 0;
    text-transform: uppercase;
}

.pcalc-syringe-wrap {
    width: min(920px, 100%);
    margin: 18px auto 26px;
}

.pcalc-syringe-svg {
    display: block;
    width: 100%;
    height: auto;
    overflow: visible;
}

.pcalc-syringe-body-fill {
    fill: var(--pcalc-body-color);
}

.pcalc-syringe-body-stroke {
    stroke: var(--pcalc-body-color);
}

.pcalc-syringe-chamber {
    fill: #ffffff;
}

.pcalc-fill {
    fill: var(--pcalc-fill-color);
    transition: width 0.35s ease;
}

.pcalc-tick,
.pcalc-tick-major {
    stroke: var(--pcalc-tick-color);
    stroke-linecap: square;
}

.pcalc-tick-label {
    fill: var(--pcalc-tick-color);
    font-family: Arial, Helvetica, sans-serif;
    font-size: 16px;
}

.pcalc-warning {
    display: none;
    max-width: 700px;
    margin: 12px auto 0;
    padding: 12px 16px;
    border-radius: 12px;
    background: #fff7fb;
    border: 1px solid rgba(184, 92, 169, 0.22);
    color: #a24f95;
    font-size: 14px;
    line-height: 1.4;
}

@media (max-width: 900px) {
    .pcalc-input-grid {
        grid-template-columns: 1fr;
    }

    .pcalc-input-card {
        padding: 24px 16px;
    }

    .pcalc-results-card {
        padding: 28px 14px 32px;
    }
}

@media (max-width: 560px) {
    .pcalc-group-title {
        font-size: 20px;
    }

    .pcalc-btn {
        min-width: 56px;
        padding: 8px 10px;
        font-size: 13px;
    }

    .pcalc-custom-input {
        height: 44px;
        font-size: 14px;
    }

    .pcalc-result-line {
        font-size: 14px;
    }
}