.pzr {
    --pzr-border: #d8dee6;
    --pzr-text: #16202a;
    --pzr-muted: #607080;
    --pzr-bg: #ffffff;
    --pzr-soft: #f4f7fa;
    --pzr-accent: #0073aa;
    --pzr-accent-dark: #005f8f;
    --pzr-warning: #8a4b00;
    --pzr-warning-bg: #fff7e6;
    box-sizing: border-box;
    max-width: 980px;
    margin: 2rem 0;
    padding: clamp(1rem, 2vw, 1.5rem);
    border: 1px solid var(--pzr-border);
    border-radius: 16px;
    background: var(--pzr-bg);
    color: var(--pzr-text);
    box-shadow: 0 8px 28px rgba(22, 32, 42, 0.07);
}

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

.pzr__header {
    margin-bottom: 1.25rem;
}

.pzr__title {
    margin: 0 0 0.35rem;
    font-size: clamp(1.45rem, 2.2vw, 2rem);
    line-height: 1.2;
}

.pzr__description {
    margin: 0;
    color: var(--pzr-muted);
    line-height: 1.55;
}

.pzr__form {
    margin: 0 0 1.5rem;
    padding: 1rem;
    border-radius: 12px;
    background: var(--pzr-soft);
}

.pzr__fields {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1rem;
}

.pzr__field {
    display: grid;
    gap: 0.4rem;
    margin: 0;
}

.pzr__label {
    font-weight: 700;
    font-size: 0.95rem;
}

.pzr__control {
    width: 100%;
    min-height: 44px;
    padding: 0.65rem 0.75rem;
    border: 1px solid var(--pzr-border);
    border-radius: 9px;
    background: #fff;
    color: var(--pzr-text);
    font: inherit;
}

.pzr__control:focus {
    outline: 2px solid rgba(0, 115, 170, 0.22);
    border-color: var(--pzr-accent);
}

.pzr__input-wrap {
    position: relative;
    display: block;
}

.pzr__input-wrap .pzr__control {
    padding-right: 4.8rem;
}

.pzr__unit {
    position: absolute;
    right: 0.75rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--pzr-muted);
    font-size: 0.9rem;
    pointer-events: none;
}

.pzr__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.pzr__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 0.65rem 1rem;
    border: 1px solid var(--pzr-accent);
    border-radius: 9px;
    background: var(--pzr-accent);
    color: #fff;
    cursor: pointer;
    font-weight: 700;
    text-decoration: none;
}

.pzr__button:hover,
.pzr__button:focus {
    background: var(--pzr-accent-dark);
    border-color: var(--pzr-accent-dark);
}

.pzr__button--secondary {
    background: #fff;
    color: var(--pzr-accent);
}

.pzr__button--secondary:hover,
.pzr__button--secondary:focus {
    background: #eef7fb;
    color: var(--pzr-accent-dark);
}

.pzr__error {
    margin: 1rem 0 0;
    padding: 0.75rem 0.9rem;
    border-left: 4px solid var(--pzr-warning);
    border-radius: 8px;
    background: var(--pzr-warning-bg);
    color: var(--pzr-warning);
    font-weight: 700;
}

.pzr__results {
    display: grid;
    gap: 1.2rem;
}

.pzr__section-title {
    margin: 0 0 0.65rem;
    font-size: 1.05rem;
}

.pzr__grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.85rem;
}

.pzr__grid--two {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.pzr__card {
    min-height: 96px;
    padding: 0.9rem;
    border: 1px solid var(--pzr-border);
    border-radius: 12px;
    background: #fff;
}

.pzr__card--accent {
    border-color: rgba(0, 115, 170, 0.35);
    background: linear-gradient(180deg, #ffffff 0%, #f0f8fc 100%);
}

.pzr__card span {
    display: block;
    margin-bottom: 0.35rem;
    color: var(--pzr-muted);
    font-size: 0.92rem;
}

.pzr__card strong {
    display: block;
    color: var(--pzr-text);
    font-size: clamp(1.2rem, 2vw, 1.55rem);
    line-height: 1.2;
}

.pzr__card em {
    display: block;
    margin-top: 0.2rem;
    color: var(--pzr-muted);
    font-style: normal;
    font-size: 0.95rem;
}

.pzr__note {
    margin-top: 1.25rem;
    padding: 0.85rem 1rem;
    border-radius: 10px;
    background: var(--pzr-soft);
    color: var(--pzr-muted);
    line-height: 1.55;
}

@media (max-width: 760px) {
    .pzr__fields,
    .pzr__grid,
    .pzr__grid--two {
        grid-template-columns: 1fr;
    }
}