.ps-04 {
    padding: clamp(28px, 5vw, 56px) clamp(20px, 4vw, 40px);
    width: 100%;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(180deg, #f6f4ef 0%, #edf7f0 100%);
    color: #1f2a24;
    font-family: 'Fira Sans', sans-serif;
}

.ps-04__head {
    text-align: center;
    margin-bottom: clamp(24px, 4vw, 40px);
}

.ps-04__head h2 {
    font-size: clamp(22px, 3.4vw, 34px);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin: 0 0 8px;
    color: #1f2a24;
}

.ps-04__head p {
    color: #5d675f;
    margin: 0 0 22px;
    font-size: 14px;
}

.ps-04__sr {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.ps-04__switch {
    position: relative;
    display: inline-grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    padding: 4px;
    background: #e5f1ea;
    border: 1px solid #d4e4d8;
    border-radius: 999px;
    margin: 0;
}

.ps-04__switch input[type="radio"] {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.ps-04__switch input:focus-visible+label {
    outline: 2px solid #174b35;
    outline-offset: 3px;
}

.ps-04__switch label {
    position: relative;
    z-index: 1;
    padding: 8px 22px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 600;
    color: #5d675f;
    border-radius: 999px;
    transition: color 0.2s;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    white-space: nowrap;
}

.ps-04__save {
    font-size: 10px;
    font-weight: 700;
    background: #d4f8e8;
    color: #174b35;
    padding: 2px 6px;
    border-radius: 6px;
}

.ps-04__thumb {
    position: absolute;
    top: 4px;
    left: 4px;
    width: calc(50% - 4px);
    height: calc(100% - 8px);
    background: #174b35;
    border-radius: 999px;
    transition: transform 0.28s cubic-bezier(.4, 0, .2, 1);
    z-index: 0;
    box-shadow: 0 4px 14px rgba(23, 75, 53, 0.2);
}

.ps-04__switch:has(#ps-04__y:checked) .ps-04__thumb {
    transform: translateX(100%);
}

.ps-04__switch:has(#ps-04__m:checked) label[for="ps-04__m"],
.ps-04__switch:has(#ps-04__y:checked) label[for="ps-04__y"] {
    color: #ffffff;
}

.ps-04__switch:has(#ps-04__y:checked) .ps-04__save {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
}

.ps-04__grid {
    display: grid;
    grid-template-columns: minmax(0, 440px);
    width: 100%;
    max-width: 440px;
    margin: 0 auto;
}

.ps-04__card {
    position: relative;
    background: rgba(255, 255, 255, 0.96);
    border: 1px solid rgba(23, 75, 53, 0.12);
    border-radius: 16px;
    padding: 30px 28px 26px;
    display: flex;
    flex-direction: column;
    box-shadow: 0 24px 64px rgba(31, 42, 36, 0.12), 0 3px 10px rgba(31, 42, 36, 0.04);
}

.ps-04__best {
    border-color: rgba(23, 75, 53, 0.2);
}

.ps-04__badge {
    position: absolute;
    top: -10px;
    right: 16px;
    background: #174b35;
    color: #ffffff;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    padding: 4px 10px;
    border-radius: 6px;
}

.ps-04__card h3 {
    font-size: 15px;
    font-weight: 700;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    margin: 0 0 14px;
    color: #174b35;
}

.ps-04__price {
    display: flex;
    align-items: baseline;
    gap: 8px;
    margin-bottom: 18px;
}

.ps-04__m-amt,
.ps-04__y-amt {
    font-size: 38px;
    font-weight: 800;
    letter-spacing: -0.02em;
    color: #1f2a24;
}

.ps-04__per {
    font-size: 13px;
    color: #5d675f;
}

.ps-04:has(#ps-04__m:checked) .ps-04__y-amt {
    display: none;
}

.ps-04:has(#ps-04__y:checked) .ps-04__m-amt {
    display: none;
}

.ps-04__card ul {
    list-style: none;
    padding: 0;
    margin: 0 0 22px;
    flex: 1;
    font-size: 13.5px;
    line-height: 2;
    color: #4f5f52;
}

.ps-04__card ul li::before {
    content: '✓';
    color: #174b35;
    font-weight: 700;
    display: inline-block;
    width: 20px;
}

.ps-04__cta {
    display: block;
    text-align: center;
    padding: 11px 16px;
    border-radius: 8px;
    text-decoration: none;
    font-size: 13.5px;
    font-weight: 600;
    background: #e5f1ea;
    color: #174b35;
    border: 1px solid #cfe2d4;
    transition: background 0.18s, color 0.18s;
}

.ps-04__cta-pri {
    background: #174b35;
    color: #ffffff;
    border-color: #174b35;
}

.ps-04__cta:hover {
    background: #103b29;
    color: #ffffff;
}

.ps-04__cta:focus-visible {
    outline: 2px solid #174b35;
    outline-offset: 3px;
}

@media (max-width: 820px) {
    .ps-04__grid {
        grid-template-columns: minmax(0, 440px);
    }
}

@media (max-width: 480px) {
    .ps-04__card {
        padding: 28px 22px 22px;
    }

    .ps-04__m-amt,
    .ps-04__y-amt {
        font-size: 34px;
    }
}

@media (prefers-reduced-motion: reduce) {
    .ps-04__thumb {
        transition: none;
    }

    .ps-04__cta {
        transition: none;
    }

    .ps-04__switch label {
        transition: none;
    }
}