.mepco-embed {
    all: initial;
    font-family: 'Segoe UI', sans-serif;
}

.mepco-embed * {
    box-sizing: border-box;
}

.mepco-shell {
    max-width: 420px;
    margin: 40px auto;
}

.mepco-card {
    background: #ffffff;
    border-radius: 16px;
    padding: 24px;
    margin-bottom: 18px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.08);
}

.mepco-card h2 {
    text-align: center;
    color: #1e7e34;
    margin-bottom: 15px;
}

.mepco-card input {
    width: 100%;
    padding: 14px;
    border-radius: 10px;
    border: 2px solid #28a745;
    font-size: 15px;
}

.mepco-card button {
    width: 100%;
    padding: 14px;
    margin-top: 15px;
    background: #1e7e34;
    color: #fff;
    border: none;
    border-radius: 10px;
}

.result-card {
    display: none;
}

.summary-header {
    display: flex;
    justify-content: space-between;
    cursor: pointer;
}

.toggle-btn {
    background: #e9f5ee;
    padding: 6px 12px;
    border-radius: 20px;
    font-size: 13px;
    color: #1e7e34;
}

.row {
    display: flex;
    justify-content: space-between;
    padding: 10px 0;
    border-bottom: 1px dashed #ddd;
}

.total {
    color: #e53935;
    font-weight: bold;
}

.formula {
    font-size: 13px;
    color: #777;
}

.note {
    margin-top: 10px;
    font-size: 12px;
    background: #eef4ff;
    padding: 10px;
    border-radius: 8px;
}

@media (max-width: 480px) {
    .mepco-shell {
        margin: 20px auto;
        padding: 0 10px;
    }
}